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-rw-r--r--Makefile.am31
-rw-r--r--TODO17
-rw-r--r--man/systemd.network.xml117
-rw-r--r--network/80-container-host0.network3
-rw-r--r--src/basic/refcnt.h4
-rw-r--r--src/basic/ring.h3
-rw-r--r--src/basic/time-util.c33
-rw-r--r--src/basic/time-util.h2
-rw-r--r--src/boot/efi/boot.c15
-rw-r--r--src/libsystemd-network/dhcp-internal.h4
-rw-r--r--src/libsystemd-network/dhcp-lease-internal.h53
-rw-r--r--src/libsystemd-network/dhcp-option.c12
-rw-r--r--src/libsystemd-network/dhcp-protocol.h2
-rw-r--r--src/libsystemd-network/dhcp-server-internal.h16
-rw-r--r--src/libsystemd-network/dhcp6-lease-internal.h4
-rw-r--r--src/libsystemd-network/dhcp6-network.c6
-rw-r--r--src/libsystemd-network/dhcp6-option.c4
-rw-r--r--src/libsystemd-network/lldp-internal.c14
-rw-r--r--src/libsystemd-network/lldp-internal.h3
-rw-r--r--src/libsystemd-network/network-internal.c4
-rw-r--r--src/libsystemd-network/network-internal.h4
-rw-r--r--src/libsystemd-network/sd-dhcp-client.c76
-rw-r--r--src/libsystemd-network/sd-dhcp-lease.c791
-rw-r--r--src/libsystemd-network/sd-dhcp-server.c203
-rw-r--r--src/libsystemd-network/sd-dhcp6-client.c96
-rw-r--r--src/libsystemd-network/sd-dhcp6-lease.c39
-rw-r--r--src/libsystemd-network/sd-icmp6-nd.c71
-rw-r--r--src/libsystemd-network/sd-ipv4ll.c42
-rw-r--r--src/libsystemd-network/sd-pppoe.c38
-rw-r--r--src/libsystemd-network/test-dhcp-client.c53
-rw-r--r--src/libsystemd-network/test-dhcp-option.c8
-rw-r--r--src/libsystemd-network/test-dhcp6-client.c3
-rw-r--r--src/libsystemd-network/test-ipv4ll.c6
-rw-r--r--src/libsystemd/sd-bus/bus-message.c4
-rw-r--r--src/libsystemd/sd-hwdb/sd-hwdb.c13
-rw-r--r--src/libsystemd/sd-network/sd-network.c22
-rw-r--r--src/network/networkctl.c9
-rw-r--r--src/network/networkd-address-pool.c3
-rw-r--r--src/network/networkd-address-pool.h43
-rw-r--r--src/network/networkd-address.c4
-rw-r--r--src/network/networkd-address.h73
-rw-r--r--src/network/networkd-dhcp4.c182
-rw-r--r--src/network/networkd-fdb.c6
-rw-r--r--src/network/networkd-fdb.h47
-rw-r--r--src/network/networkd-link.c244
-rw-r--r--src/network/networkd-link.h32
-rw-r--r--src/network/networkd-manager.c87
-rw-r--r--src/network/networkd-netdev-bond.h4
-rw-r--r--src/network/networkd-netdev.c9
-rw-r--r--src/network/networkd-netdev.h5
-rw-r--r--src/network/networkd-network-gperf.gperf9
-rw-r--r--src/network/networkd-network.c266
-rw-r--r--src/network/networkd-network.h179
-rw-r--r--src/network/networkd-route.c8
-rw-r--r--src/network/networkd-route.h60
-rw-r--r--src/network/networkd-util.c144
-rw-r--r--src/network/networkd-util.h52
-rw-r--r--src/network/networkd.h384
-rw-r--r--src/systemd/sd-dhcp-lease.h15
-rw-r--r--src/systemd/sd-dhcp-server.h12
-rw-r--r--src/systemd/sd-network.h3
-rw-r--r--src/timedate/timedated.c33
62 files changed, 2330 insertions, 1399 deletions
diff --git a/Makefile.am b/Makefile.am
index c2973c0a67..003308e580 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -5167,41 +5167,48 @@ libnetworkd_core_la_SOURCES = \
src/libsystemd-network/network-internal.h \
src/network/networkd.h \
src/network/networkd-link.h \
+ src/network/networkd-link.c \
src/network/networkd-netdev.h \
- src/network/networkd-netdev-tunnel.h \
- src/network/networkd-netdev-veth.h \
- src/network/networkd-netdev-vxlan.h \
- src/network/networkd-netdev-vlan.h \
- src/network/networkd-netdev-macvlan.h \
- src/network/networkd-netdev-ipvlan.h \
- src/network/networkd-netdev-dummy.h \
- src/network/networkd-netdev-tuntap.h \
- src/network/networkd-netdev-bond.h \
- src/network/networkd-netdev-bridge.h \
src/network/networkd-netdev.c \
+ src/network/networkd-netdev-tunnel.h \
src/network/networkd-netdev-tunnel.c \
+ src/network/networkd-netdev-veth.h \
src/network/networkd-netdev-veth.c \
+ src/network/networkd-netdev-vxlan.h \
src/network/networkd-netdev-vxlan.c \
+ src/network/networkd-netdev-vlan.h \
src/network/networkd-netdev-vlan.c \
+ src/network/networkd-netdev-macvlan.h \
src/network/networkd-netdev-macvlan.c \
+ src/network/networkd-netdev-ipvlan.h \
src/network/networkd-netdev-ipvlan.c \
+ src/network/networkd-netdev-dummy.h \
src/network/networkd-netdev-dummy.c \
+ src/network/networkd-netdev-tuntap.h \
src/network/networkd-netdev-tuntap.c \
+ src/network/networkd-netdev-bond.h \
src/network/networkd-netdev-bond.c \
+ src/network/networkd-netdev-bridge.h \
src/network/networkd-netdev-bridge.c \
- src/network/networkd-link.c \
src/network/networkd-link-bus.c \
src/network/networkd-ipv4ll.c \
src/network/networkd-dhcp4.c \
src/network/networkd-dhcp6.c \
+ src/network/networkd-network.h \
src/network/networkd-network.c \
src/network/networkd-network-bus.c \
+ src/network/networkd-address.h \
src/network/networkd-address.c \
+ src/network/networkd-route.h \
src/network/networkd-route.c \
src/network/networkd-manager.c \
src/network/networkd-manager-bus.c \
+ src/network/networkd-fdb.h \
src/network/networkd-fdb.c \
- src/network/networkd-address-pool.c
+ src/network/networkd-address-pool.h \
+ src/network/networkd-address-pool.c \
+ src/network/networkd-util.h \
+ src/network/networkd-util.c
nodist_libnetworkd_core_la_SOURCES = \
src/network/networkd-network-gperf.c \
diff --git a/TODO b/TODO
index ce50f16555..3a466ecc08 100644
--- a/TODO
+++ b/TODO
@@ -32,10 +32,6 @@ Features:
* nspawn should optionally support receiving WATCHDOG=1 messages from its payload PID 1...
-* introduce "machinectl shell" that is like systemd-run -M foo /bin/bash -t but also adds PAMName=login
-
-* allow loging into host with "machinectl login".
-
* consider throwing a warning if a service declares it wants to be "Before=" a .device unit.
* "systemctl edit" should know a mode to create a new unit file
@@ -65,10 +61,6 @@ Features:
* logind: follow PropertiesChanged state more closely, to deal with quick logouts and relogins
-* change to KillMode=mixed by default
-
-* introduce argv0contains=
-
* invent a better systemd-run scheme for naming scopes, that works with remoting
* add journalctl -H that talks via ssh to a remote peer and passes through binary logs data
@@ -256,8 +248,6 @@ Features:
* figure out when we can use the coarse timers
-* sd-resolve: drop res_query wrapping, people should call via the bus to resolved instead
-
* add "systemctl start -v foobar.service" that shows logs of a service
while the start command runs. This is non-trivial to do without
races though, since we should flush out all journal messages before
@@ -330,18 +320,15 @@ Features:
- expose in the API the following bits:
- option 15, domain name and/or option 119, search list
- option 12, host name and/or option 81, fqdn
- - option 100, 101, timezone
- option 123, 144, geolocation
- option 252, configure http proxy (PAC/wpad)
- - networkd's dhcp server should transparently pass on the DNS and
- NTP server list it got from user configuration and its dhcp client
- to clients. It should also pass on its own timezone information.
- provide a way to define a per-network interface default metric value
for all routes to it. possibly a second default for DHCP routes.
- allow Name= to be specified repeatedly in the [Match] section. Maybe also
support Name=foo*|bar*|baz ?
- duplicate address check for static IPs (like ARPCHECK in network-scripts)
- allow DUID/IAID to be customized, see issue #394.
+ - networkd: whenever uplink info changes, make DHCP server send out FORCERENEW
* resolved:
- put networkd events and rtnl events at a higher priority, so that
@@ -473,7 +460,6 @@ Features:
* sd-bus:
- EBADSLT handling
- - change argv list matching logic
- GetAllProperties() on a non-existing object does not result in a failure currently
- kdbus: process fd=-1 for incoming msgs
- port to sd-resolve for connecting to TCP dbus servers
@@ -895,7 +881,6 @@ Features:
* dhcp:
- figure out how much we can increase Maximum Message Size
- - export timezone information
- support RFC4702 (pass FQDN)
* dhcp6:
diff --git a/man/systemd.network.xml b/man/systemd.network.xml
index e8a164d22d..ded2c0ceff 100644
--- a/man/systemd.network.xml
+++ b/man/systemd.network.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0'?> <!--*-nxml-*-->
+<?xml version='1.0'?> <!--*- Mode: nxml; nxml-child-indent: 2; indent-tabs-mode: nil -*-->
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
@@ -223,7 +223,7 @@
<varlistentry>
<term><varname>DHCP=</varname></term>
<listitem>
- <para>Enables DHCPv4 and/or DHCPv6 support. Accepts
+ <para>Enables DHCPv4 and/or DHCPv6 client support. Accepts
<literal>yes</literal>, <literal>no</literal>,
<literal>ipv4</literal>, or <literal>ipv6</literal>.</para>
@@ -235,9 +235,10 @@
<varlistentry>
<term><varname>DHCPServer=</varname></term>
<listitem>
- <para>A boolean. Enables a basic DHCPv4 server on the
- device. Mostly useful for handing out leases to container
- instances.</para>
+ <para>A boolean. Enables DHCPv4 server support. Defaults
+ to <literal>no</literal>. Further settings for the DHCP
+ server may be set in the <literal>[DHCPServer]</literal>
+ section described below.</para>
</listitem>
</varlistentry>
<varlistentry>
@@ -541,7 +542,9 @@
<refsect1>
<title>[DHCP] Section Options</title>
- <para>The <literal>[DHCP]</literal> section accepts the following keys:</para>
+ <para>The <literal>[DHCP]</literal> section configures the
+ DHCPv4 and DHCP6 client, if it is enabled with the
+ <varname>DHCP=</varname> setting described above:</para>
<variablelist class='network-directives'>
<varlistentry>
@@ -552,7 +555,8 @@
any statically configured ones.</para>
<para>This corresponds to the <option>nameserver</option>
- option in <citerefentry project='man-pages'><refentrytitle>resolv.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para>
+ option in <citerefentry
+ project='man-pages'><refentrytitle>resolv.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para>
</listitem>
</varlistentry>
<varlistentry>
@@ -582,7 +586,7 @@
<term><varname>UseHostname=</varname></term>
<listitem>
<para>When true (the default), the hostname received from
- the DHCP server will be used as the transient hostname.
+ the DHCP server will be set as the transient hostname of the system
</para>
</listitem>
</varlistentry>
@@ -615,6 +619,15 @@
table with metric of 1024.</para>
</listitem>
</varlistentry>
+
+ <varlistentry>
+ <term><varname>UseTimezone=</varname></term>
+
+ <listitem><para>When true, the timezone received from the
+ DHCP server will be set as as timezone of the local
+ system. Defaults to <literal>no</literal>.</para></listitem>
+ </varlistentry>
+
<varlistentry>
<term><varname>CriticalConnection=</varname></term>
<listitem>
@@ -658,11 +671,97 @@
DHCP server.</para>
</listitem>
</varlistentry>
- </variablelist>
+ </variablelist>
</refsect1>
<refsect1>
+ <title>[DHCPServer] Section Options</title>
+ <para>The <literal>[DHCPServer]</literal> section contains
+ settings for the DHCP server, if enabled via the
+ <varname>DHCPServer=</varname> option described above:</para>
+
+ <variablelist class='network-directives'>
+
+ <varlistentry>
+ <term><varname>DefaultLeaseTimeSec=</varname></term>
+ <term><varname>MaxLeaseTimeSec=</varname></term>
+
+ <listitem><para>Control the default and maximum DHCP lease
+ time to pass to clients. These settings take time values in seconds or
+ another common time unit, depending on the suffix. The default
+ lease time is used for clients that did not ask for a specific
+ lease time. If a client asks for a lease time longer than the
+ maximum lease time it is automatically shortened to the
+ specified time. The default lease time defaults to 1h, the
+ maximum lease time to 12h. Shorter lease times are beneficial
+ if the configuration data in DHCP leases changes frequently
+ and clients shall learn the new settings with shorter
+ latencies. Longer lease times reduce the generated DHCP
+ network traffic.</para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><varname>EmitDNS=</varname></term>
+ <term><varname>DNS=</varname></term>
+
+ <listitem><para>Configures whether the DHCP leases handed out
+ to clients shall contain DNS server information. The
+ <varname>EmitDNS=</varname> setting takes a boolean argument
+ and defaults to <literal>yes</literal>. The DNS servers to
+ pass to clients may be configured with the
+ <varname>DNS=</varname> option, which takes a list of IPv4
+ addresses. If the <varname>EmitDNS=</varname> option is
+ enabled but no servers configured the servers are
+ automatically propagated from an "uplink" interface that has
+ appropriate servers set. The "uplink" interface is determined
+ by the default route of the system with the highest
+ priority. Note that this information is acquired at the time
+ the lease is handed out, and does not take uplink interfaces
+ into account that acquire DNS or NTP server information at a
+ later point. DNS server propagation does not take
+ <filename>/etc/resolv.conf</filename> into account. Also, note
+ that the leases are not refreshed if uplink network
+ configuration changes. To ensure clients regularly acquire the
+ most current uplink DNS server information it is thus
+ advisable to shorten the DHCP lease time via
+ <varname>MaxLeaseTimeSec=</varname> described
+ above.</para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><varname>EmitNTP=</varname></term>
+ <term><varname>NTP=</varname></term>
+
+ <listitem><para>Similar to the <varname>EmitDNS=</varname> and
+ <varname>DNS=</varname> settings described above these
+ settings configure whether and what NTP server information
+ shall be emitted as part of the DHCP lease. The same syntax,
+ propagation semantics and defaults apply as for
+ <varname>EmitDNS=</varname> and
+ <varname>DNS=</varname>.</para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><varname>EmitTimezone=</varname></term>
+ <term><varname>Timezone=</varname></term>
+
+ <listitem><para>Configures whether the DHCP leases handed out
+ to clients shall contain timezone information. The
+ <varname>EmitTimezone=</varname> setting takes a boolean
+ argument and defaults to <literal>yes</literal>. The
+ <varname>Timezone=</varname> setting takes a timezone string
+ (such as <literal>Europe/Berlin</literal> or
+ <literal>UTC</literal>) to pass to clients. If no explicit
+ timezone is set the system timezone of the local host is
+ propagated, as determined by the
+ <filename>/etc/localtime</filename> symlink.</para></listitem>
+ </varlistentry>
+
+ </variablelist>
+ </refsect1>
+
+ <refsect1>
<title>[Bridge] Section Options</title>
<para>The <literal>[Bridge]</literal> section accepts the
following keys.</para>
diff --git a/network/80-container-host0.network b/network/80-container-host0.network
index a778ecfef1..b65cc6acbe 100644
--- a/network/80-container-host0.network
+++ b/network/80-container-host0.network
@@ -12,3 +12,6 @@ Name=host0
[Network]
DHCP=yes
LinkLocalAddressing=yes
+
+[DHCP]
+UseTimezone=yes
diff --git a/src/basic/refcnt.h b/src/basic/refcnt.h
index 0502c20a2e..8a39d69fe4 100644
--- a/src/basic/refcnt.h
+++ b/src/basic/refcnt.h
@@ -21,7 +21,9 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-/* A type-safe atomic refcounter */
+/* A type-safe atomic refcounter.
+ *
+ * DO NOT USE THIS UNLESS YOU ACTUALLY CARE ABOUT THREAD SAFETY! */
typedef struct {
volatile unsigned _value;
diff --git a/src/basic/ring.h b/src/basic/ring.h
index a7c44d1b56..dbd6296384 100644
--- a/src/basic/ring.h
+++ b/src/basic/ring.h
@@ -50,7 +50,6 @@ int ring_push(Ring *r, const void *u8, size_t size);
void ring_pull(Ring *r, size_t size);
/* return size of occupied buffer in bytes */
-static inline size_t ring_get_size(Ring *r)
-{
+static inline size_t ring_get_size(Ring *r) {
return r->used;
}
diff --git a/src/basic/time-util.c b/src/basic/time-util.c
index e278196c90..3d8d5d7568 100644
--- a/src/basic/time-util.c
+++ b/src/basic/time-util.c
@@ -26,6 +26,7 @@
#include "util.h"
#include "time-util.h"
+#include "path-util.h"
#include "strv.h"
usec_t now(clockid_t clock_id) {
@@ -971,7 +972,10 @@ bool timezone_is_valid(const char *name) {
const char *p, *t;
struct stat st;
- if (!name || *name == 0 || *name == '/')
+ if (isempty(name))
+ return false;
+
+ if (name[0] == '/')
return false;
for (p = name; *p; p++) {
@@ -1021,3 +1025,30 @@ clockid_t clock_boottime_or_monotonic(void) {
return clock;
}
+
+int get_timezone(char **timezone) {
+ _cleanup_free_ char *t = NULL;
+ const char *e;
+ char *z;
+ int r;
+
+ r = readlink_malloc("/etc/localtime", &t);
+ if (r < 0)
+ return r; /* returns EINVAL if not a symlink */
+
+ e = path_startswith(t, "/usr/share/zoneinfo/");
+ if (!e)
+ e = path_startswith(t, "../usr/share/zoneinfo/");
+ if (!e)
+ return -EINVAL;
+
+ if (!timezone_is_valid(e))
+ return -EINVAL;
+
+ z = strdup(e);
+ if (!z)
+ return -ENOMEM;
+
+ *timezone = z;
+ return 0;
+}
diff --git a/src/basic/time-util.h b/src/basic/time-util.h
index 2aba042217..03a47f310d 100644
--- a/src/basic/time-util.h
+++ b/src/basic/time-util.h
@@ -110,3 +110,5 @@ bool timezone_is_valid(const char *name);
clockid_t clock_boottime_or_monotonic(void);
#define xstrftime(buf, fmt, tm) assert_se(strftime(buf, ELEMENTSOF(buf), fmt, tm) > 0)
+
+int get_timezone(char **timezone);
diff --git a/src/boot/efi/boot.c b/src/boot/efi/boot.c
index 4ac193e22a..38b79da886 100644
--- a/src/boot/efi/boot.c
+++ b/src/boot/efi/boot.c
@@ -70,16 +70,14 @@ typedef struct {
BOOLEAN no_editor;
} Config;
-static VOID cursor_left(UINTN *cursor, UINTN *first)
-{
+static VOID cursor_left(UINTN *cursor, UINTN *first) {
if ((*cursor) > 0)
(*cursor)--;
else if ((*first) > 0)
(*first)--;
}
-static VOID cursor_right(UINTN *cursor, UINTN *first, UINTN x_max, UINTN len)
-{
+static VOID cursor_right(UINTN *cursor, UINTN *first, UINTN x_max, UINTN len) {
if ((*cursor)+1 < x_max)
(*cursor)++;
else if ((*first) + (*cursor) < len)
@@ -856,13 +854,11 @@ static VOID config_entry_free(ConfigEntry *entry) {
FreePool(entry->options);
}
-static BOOLEAN is_digit(CHAR16 c)
-{
+static BOOLEAN is_digit(CHAR16 c) {
return (c >= '0') && (c <= '9');
}
-static UINTN c_order(CHAR16 c)
-{
+static UINTN c_order(CHAR16 c) {
if (c == '\0')
return 0;
if (is_digit(c))
@@ -873,8 +869,7 @@ static UINTN c_order(CHAR16 c)
return c + 0x10000;
}
-static INTN str_verscmp(CHAR16 *s1, CHAR16 *s2)
-{
+static INTN str_verscmp(CHAR16 *s1, CHAR16 *s2) {
CHAR16 *os1 = s1;
CHAR16 *os2 = s2;
diff --git a/src/libsystemd-network/dhcp-internal.h b/src/libsystemd-network/dhcp-internal.h
index 7c60ef123c..df6f882af5 100644
--- a/src/libsystemd-network/dhcp-internal.h
+++ b/src/libsystemd-network/dhcp-internal.h
@@ -45,10 +45,10 @@ int dhcp_option_append(DHCPMessage *message, size_t size, size_t *offset, uint8_
uint8_t code, size_t optlen, const void *optval);
typedef int (*dhcp_option_cb_t)(uint8_t code, uint8_t len,
- const uint8_t *option, void *user_data);
+ const void *option, void *userdata);
int dhcp_option_parse(DHCPMessage *message, size_t len,
- dhcp_option_cb_t cb, void *user_data);
+ dhcp_option_cb_t cb, void *userdata);
int dhcp_message_init(DHCPMessage *message, uint8_t op, uint32_t xid,
uint8_t type, uint16_t arp_type, size_t optlen,
diff --git a/src/libsystemd-network/dhcp-lease-internal.h b/src/libsystemd-network/dhcp-lease-internal.h
index 5a3fcddb1b..c6b97ca8f7 100644
--- a/src/libsystemd-network/dhcp-lease-internal.h
+++ b/src/libsystemd-network/dhcp-lease-internal.h
@@ -25,7 +25,6 @@
#include <stdint.h>
#include <linux/if_packet.h>
-#include "refcnt.h"
#include "util.h"
#include "list.h"
@@ -48,54 +47,62 @@ struct sd_dhcp_raw_option {
};
struct sd_dhcp_lease {
- RefCount n_ref;
+ unsigned n_ref;
- int32_t time_offset;
+ /* each 0 if unset */
uint32_t t1;
uint32_t t2;
uint32_t lifetime;
- uint32_t mtu_aging_timeout;
+
+ /* each 0 if unset */
be32_t address;
be32_t server_address;
- be32_t subnet_mask;
be32_t router;
be32_t next_server;
+
+ bool have_subnet_mask;
+ be32_t subnet_mask;
+
+ bool have_broadcast;
be32_t broadcast;
+
struct in_addr *dns;
size_t dns_size;
+
struct in_addr *ntp;
size_t ntp_size;
- struct in_addr *policy_filter;
- size_t policy_filter_size;
+
struct sd_dhcp_route *static_route;
- size_t static_route_size;
- size_t static_route_allocated;
- uint16_t boot_file_size;
- uint16_t mdr;
- uint16_t mtu;
- uint8_t ttl;
- bool ip_forward;
- bool ip_forward_non_local;
+ size_t static_route_size, static_route_allocated;
+
+ uint16_t mtu; /* 0 if unset */
+
char *domainname;
char *hostname;
char *root_path;
- uint8_t *client_id;
+
+ void *client_id;
size_t client_id_len;
- uint8_t *vendor_specific;
+
+ void *vendor_specific;
size_t vendor_specific_len;
+
+ char *timezone;
+
LIST_HEAD(struct sd_dhcp_raw_option, private_options);
};
int dhcp_lease_new(sd_dhcp_lease **ret);
-int dhcp_lease_parse_options(uint8_t code, uint8_t len, const uint8_t *option,
- void *user_data);
-int dhcp_lease_insert_private_option(sd_dhcp_lease *lease, uint8_t tag,
- const uint8_t *data, uint8_t len);
+
+int dhcp_lease_parse_options(uint8_t code, uint8_t len, const void *option, void *userdata);
+int dhcp_lease_insert_private_option(sd_dhcp_lease *lease, uint8_t tag, const void *data, uint8_t len);
int dhcp_lease_set_default_subnet_mask(sd_dhcp_lease *lease);
-int dhcp_lease_set_client_id(sd_dhcp_lease *lease, const uint8_t *client_id,
- size_t client_id_len);
+int dhcp_lease_set_client_id(sd_dhcp_lease *lease, const void *client_id, size_t client_id_len);
+
+int dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file);
+int dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file);
DEFINE_TRIVIAL_CLEANUP_FUNC(sd_dhcp_lease*, sd_dhcp_lease_unref);
#define _cleanup_dhcp_lease_unref_ _cleanup_(sd_dhcp_lease_unrefp)
diff --git a/src/libsystemd-network/dhcp-option.c b/src/libsystemd-network/dhcp-option.c
index b6110c5f16..36be7d54ed 100644
--- a/src/libsystemd-network/dhcp-option.c
+++ b/src/libsystemd-network/dhcp-option.c
@@ -140,7 +140,7 @@ int dhcp_option_append(DHCPMessage *message, size_t size, size_t *offset,
static int parse_options(const uint8_t options[], size_t buflen, uint8_t *overload,
uint8_t *message_type, dhcp_option_cb_t cb,
- void *user_data) {
+ void *userdata) {
uint8_t code, len;
size_t offset = 0;
@@ -199,7 +199,7 @@ static int parse_options(const uint8_t options[], size_t buflen, uint8_t *overlo
return -EINVAL;
if (cb)
- cb(code, len, &options[offset], user_data);
+ cb(code, len, &options[offset], userdata);
offset += len;
@@ -214,7 +214,7 @@ static int parse_options(const uint8_t options[], size_t buflen, uint8_t *overlo
}
int dhcp_option_parse(DHCPMessage *message, size_t len,
- dhcp_option_cb_t cb, void *user_data) {
+ dhcp_option_cb_t cb, void *userdata) {
uint8_t overload = 0;
uint8_t message_type = 0;
int r;
@@ -228,20 +228,20 @@ int dhcp_option_parse(DHCPMessage *message, size_t len,
len -= sizeof(DHCPMessage);
r = parse_options(message->options, len, &overload, &message_type,
- cb, user_data);
+ cb, userdata);
if (r < 0)
return r;
if (overload & DHCP_OVERLOAD_FILE) {
r = parse_options(message->file, sizeof(message->file),
- NULL, &message_type, cb, user_data);
+ NULL, &message_type, cb, userdata);
if (r < 0)
return r;
}
if (overload & DHCP_OVERLOAD_SNAME) {
r = parse_options(message->sname, sizeof(message->sname),
- NULL, &message_type, cb, user_data);
+ NULL, &message_type, cb, userdata);
if (r < 0)
return r;
}
diff --git a/src/libsystemd-network/dhcp-protocol.h b/src/libsystemd-network/dhcp-protocol.h
index 4308723f91..88a81d2866 100644
--- a/src/libsystemd-network/dhcp-protocol.h
+++ b/src/libsystemd-network/dhcp-protocol.h
@@ -137,6 +137,8 @@ enum {
DHCP_OPTION_REBINDING_T2_TIME = 59,
DHCP_OPTION_VENDOR_CLASS_IDENTIFIER = 60,
DHCP_OPTION_CLIENT_IDENTIFIER = 61,
+ DHCP_OPTION_NEW_POSIX_TIMEZONE = 100,
+ DHCP_OPTION_NEW_TZDB_TIMEZONE = 101,
DHCP_OPTION_CLASSLESS_STATIC_ROUTE = 121,
DHCP_OPTION_PRIVATE_BASE = 224,
DHCP_OPTION_PRIVATE_LAST = 254,
diff --git a/src/libsystemd-network/dhcp-server-internal.h b/src/libsystemd-network/dhcp-server-internal.h
index 58750c4418..6cc794c937 100644
--- a/src/libsystemd-network/dhcp-server-internal.h
+++ b/src/libsystemd-network/dhcp-server-internal.h
@@ -26,7 +26,6 @@
#include "sd-dhcp-server.h"
#include "hashmap.h"
-#include "refcnt.h"
#include "util.h"
#include "log.h"
@@ -34,7 +33,7 @@
typedef struct DHCPClientId {
size_t length;
- uint8_t *data;
+ void *data;
} DHCPClientId;
typedef struct DHCPLease {
@@ -47,7 +46,7 @@ typedef struct DHCPLease {
} DHCPLease;
struct sd_dhcp_server {
- RefCount n_ref;
+ unsigned n_ref;
sd_event *event;
int event_priority;
@@ -55,15 +54,22 @@ struct sd_dhcp_server {
int fd;
int fd_raw;
- int index;
+ int ifindex;
be32_t address;
be32_t netmask;
be32_t pool_start;
size_t pool_size;
size_t next_offer;
+ char *timezone;
+
+ struct in_addr *ntp, *dns;
+ unsigned n_ntp, n_dns;
+
Hashmap *leases_by_client_id;
DHCPLease **bound_leases;
+
+ uint32_t max_lease_time, default_lease_time;
};
typedef struct DHCPRequest {
@@ -75,7 +81,7 @@ typedef struct DHCPRequest {
size_t max_optlen;
be32_t server_id;
be32_t requested_ip;
- int lifetime;
+ uint32_t lifetime;
} DHCPRequest;
DEFINE_TRIVIAL_CLEANUP_FUNC(sd_dhcp_server*, sd_dhcp_server_unref);
diff --git a/src/libsystemd-network/dhcp6-lease-internal.h b/src/libsystemd-network/dhcp6-lease-internal.h
index 037f580eb6..4edecf7711 100644
--- a/src/libsystemd-network/dhcp6-lease-internal.h
+++ b/src/libsystemd-network/dhcp6-lease-internal.h
@@ -24,13 +24,11 @@
#include <stdint.h>
-#include "refcnt.h"
-
#include "sd-dhcp6-lease.h"
#include "dhcp6-internal.h"
struct sd_dhcp6_lease {
- RefCount n_ref;
+ unsigned n_ref;
uint8_t *serverid;
size_t serverid_len;
diff --git a/src/libsystemd-network/dhcp6-network.c b/src/libsystemd-network/dhcp6-network.c
index fe56c10273..187975364b 100644
--- a/src/libsystemd-network/dhcp6-network.c
+++ b/src/libsystemd-network/dhcp6-network.c
@@ -41,8 +41,7 @@
{ { { 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 } } }
-int dhcp_network_icmp6_bind_router_solicitation(int index)
-{
+int dhcp_network_icmp6_bind_router_solicitation(int index) {
struct icmp6_filter filter = { };
struct ipv6_mreq mreq = {
.ipv6mr_multiaddr = IN6ADDR_ALL_NODES_MULTICAST_INIT,
@@ -92,8 +91,7 @@ int dhcp_network_icmp6_bind_router_solicitation(int index)
return r;
}
-int dhcp_network_icmp6_send_router_solicitation(int s, const struct ether_addr *ether_addr)
-{
+int dhcp_network_icmp6_send_router_solicitation(int s, const struct ether_addr *ether_addr) {
struct sockaddr_in6 dst = {
.sin6_family = AF_INET6,
.sin6_addr = IN6ADDR_ALL_ROUTERS_MULTICAST_INIT,
diff --git a/src/libsystemd-network/dhcp6-option.c b/src/libsystemd-network/dhcp6-option.c
index 2fa4d5fac8..f41bebced0 100644
--- a/src/libsystemd-network/dhcp6-option.c
+++ b/src/libsystemd-network/dhcp6-option.c
@@ -338,9 +338,7 @@ int dhcp6_option_parse_ip6addrs(uint8_t *optval, uint16_t optlen,
return count;
}
-int dhcp6_option_parse_domainname(const uint8_t *optval, uint16_t optlen,
- char ***str_arr)
-{
+int dhcp6_option_parse_domainname(const uint8_t *optval, uint16_t optlen, char ***str_arr) {
size_t pos = 0, idx = 0;
_cleanup_free_ char **names = NULL;
int r;
diff --git a/src/libsystemd-network/lldp-internal.c b/src/libsystemd-network/lldp-internal.c
index 0f354461f7..3c04898e92 100644
--- a/src/libsystemd-network/lldp-internal.c
+++ b/src/libsystemd-network/lldp-internal.c
@@ -374,9 +374,8 @@ int lldp_mib_add_objects(Prioq *by_expiry,
}
/* Admission Control: Can this port attached to the existing chassis ? */
- if (REFCNT_GET(c->n_ref) >= LLDP_MIB_MAX_PORT_PER_CHASSIS) {
- log_lldp("Port limit reached. Chassis has: %d ports. Dropping ...",
- REFCNT_GET(c->n_ref));
+ if (c->n_ref >= LLDP_MIB_MAX_PORT_PER_CHASSIS) {
+ log_lldp("Port limit reached. Chassis has: %d ports. Dropping ...", c->n_ref);
c = NULL;
goto drop;
@@ -394,7 +393,7 @@ int lldp_mib_add_objects(Prioq *by_expiry,
/* Attach new port to chassis */
LIST_PREPEND(port, c->ports, p);
- REFCNT_INC(c->n_ref);
+ c->n_ref ++;
p = NULL;
c = NULL;
@@ -424,7 +423,8 @@ void lldp_neighbour_port_remove_and_free(lldp_neighbour_port *p) {
lldp_neighbour_port_free(p);
/* Drop the Chassis if no port is attached */
- if (REFCNT_DEC(c->n_ref) <= 1) {
+ c->n_ref --;
+ if (c->n_ref <= 1) {
hashmap_remove(c->neighbour_mib, &c->chassis_id);
lldp_chassis_free(c);
}
@@ -486,7 +486,7 @@ void lldp_chassis_free(lldp_chassis *c) {
if (!c)
return;
- if (REFCNT_GET(c->n_ref) > 1)
+ if (c->n_ref > 1)
return;
free(c->chassis_id.data);
@@ -513,7 +513,7 @@ int lldp_chassis_new(tlv_packet *tlv,
if (!c)
return -ENOMEM;
- c->n_ref = REFCNT_INIT;
+ c->n_ref = 1;
c->chassis_id.type = type;
c->chassis_id.length = length;
diff --git a/src/libsystemd-network/lldp-internal.h b/src/libsystemd-network/lldp-internal.h
index 8e09ee8f3a..f4eadbb87e 100644
--- a/src/libsystemd-network/lldp-internal.h
+++ b/src/libsystemd-network/lldp-internal.h
@@ -24,7 +24,6 @@
#include "log.h"
#include "list.h"
-#include "refcnt.h"
#include "lldp-tlv.h"
#include "prioq.h"
@@ -63,7 +62,7 @@ struct lldp_chassis_id {
};
struct lldp_chassis {
- RefCount n_ref;
+ unsigned n_ref;
lldp_chassis_id chassis_id;
diff --git a/src/libsystemd-network/network-internal.c b/src/libsystemd-network/network-internal.c
index d8357c687e..26bd4088d9 100644
--- a/src/libsystemd-network/network-internal.c
+++ b/src/libsystemd-network/network-internal.c
@@ -525,7 +525,7 @@ int deserialize_dhcp_routes(struct sd_dhcp_route **ret, size_t *ret_size, size_t
return 0;
}
-int serialize_dhcp_option(FILE *f, const char *key, const uint8_t *data, size_t size) {
+int serialize_dhcp_option(FILE *f, const char *key, const void *data, size_t size) {
_cleanup_free_ char *hex_buf = NULL;
assert(f);
@@ -541,7 +541,7 @@ int serialize_dhcp_option(FILE *f, const char *key, const uint8_t *data, size_t
return 0;
}
-int deserialize_dhcp_option(uint8_t **data, size_t *data_len, const char *string) {
+int deserialize_dhcp_option(void **data, size_t *data_len, const char *string) {
assert(data);
assert(data_len);
assert(string);
diff --git a/src/libsystemd-network/network-internal.h b/src/libsystemd-network/network-internal.h
index dca82646ce..d5d4ef42f2 100644
--- a/src/libsystemd-network/network-internal.h
+++ b/src/libsystemd-network/network-internal.h
@@ -77,5 +77,5 @@ struct sd_dhcp_route;
void serialize_dhcp_routes(FILE *f, const char *key, struct sd_dhcp_route *routes, size_t size);
int deserialize_dhcp_routes(struct sd_dhcp_route **ret, size_t *ret_size, size_t *ret_allocated, const char *string);
-int serialize_dhcp_option(FILE *f, const char *key, const uint8_t *data, size_t size);
-int deserialize_dhcp_option(uint8_t **data, size_t *data_len, const char *string);
+int serialize_dhcp_option(FILE *f, const char *key, const void *data, size_t size);
+int deserialize_dhcp_option(void **data, size_t *data_len, const char *string);
diff --git a/src/libsystemd-network/sd-dhcp-client.c b/src/libsystemd-network/sd-dhcp-client.c
index 46104afded..c12768cf0e 100644
--- a/src/libsystemd-network/sd-dhcp-client.c
+++ b/src/libsystemd-network/sd-dhcp-client.c
@@ -27,7 +27,6 @@
#include <sys/ioctl.h>
#include "util.h"
-#include "refcnt.h"
#include "random-util.h"
#include "async.h"
@@ -41,7 +40,7 @@
#define MAX_MAC_ADDR_LEN CONST_MAX(INFINIBAND_ALEN, ETH_ALEN)
struct sd_dhcp_client {
- RefCount n_ref;
+ unsigned n_ref;
DHCPState state;
sd_event *event;
@@ -106,7 +105,6 @@ static const uint8_t default_req_opts[] = {
DHCP_OPTION_HOST_NAME,
DHCP_OPTION_DOMAIN_NAME,
DHCP_OPTION_DOMAIN_NAME_SERVER,
- DHCP_OPTION_NTP_SERVER,
};
static int client_receive_message_raw(sd_event_source *s, int fd,
@@ -377,8 +375,7 @@ static int client_initialize(sd_dhcp_client *client) {
client->state = DHCP_STATE_INIT;
client->xid = 0;
- if (client->lease)
- client->lease = sd_dhcp_lease_unref(client->lease);
+ client->lease = sd_dhcp_lease_unref(client->lease);
return 0;
}
@@ -1055,18 +1052,16 @@ static int client_handle_offer(sd_dhcp_client *client, DHCPMessage *offer,
}
lease->next_server = offer->siaddr;
-
lease->address = offer->yiaddr;
- if (lease->address == INADDR_ANY ||
- lease->server_address == INADDR_ANY ||
+ if (lease->address == 0 ||
+ lease->server_address == 0 ||
lease->lifetime == 0) {
- log_dhcp_client(client, "received lease lacks address, server "
- "address or lease lifetime, ignoring");
+ log_dhcp_client(client, "received lease lacks address, server address or lease lifetime, ignoring");
return -ENOMSG;
}
- if (lease->subnet_mask == INADDR_ANY) {
+ if (!lease->have_subnet_mask) {
r = dhcp_lease_set_default_subnet_mask(lease);
if (r < 0) {
log_dhcp_client(client, "received lease lacks subnet "
@@ -1168,13 +1163,17 @@ static int client_handle_ack(sd_dhcp_client *client, DHCPMessage *ack,
return r;
}
-static uint64_t client_compute_timeout(sd_dhcp_client *client,
- uint32_t lifetime, double factor) {
+static uint64_t client_compute_timeout(sd_dhcp_client *client, uint32_t lifetime, double factor) {
assert(client);
assert(client->request_sent);
- assert(lifetime);
+ assert(lifetime > 0);
- return client->request_sent + ((lifetime - 3) * USEC_PER_SEC * factor) +
+ if (lifetime > 3)
+ lifetime -= 3;
+ else
+ lifetime = 0;
+
+ return client->request_sent + (lifetime * USEC_PER_SEC * factor) +
+ (random_u32() & 0x1fffff);
}
@@ -1206,7 +1205,7 @@ static int client_set_lease_timeouts(sd_dhcp_client *client) {
/* convert the various timeouts from relative (secs) to absolute (usecs) */
lifetime_timeout = client_compute_timeout(client, client->lease->lifetime, 1);
- if (client->lease->t1 && client->lease->t2) {
+ if (client->lease->t1 > 0 && client->lease->t2 > 0) {
/* both T1 and T2 are given */
if (client->lease->t1 < client->lease->t2 &&
client->lease->t2 < client->lease->lifetime) {
@@ -1220,7 +1219,7 @@ static int client_set_lease_timeouts(sd_dhcp_client *client) {
t1_timeout = client_compute_timeout(client, client->lease->lifetime, 0.5);
client->lease->t1 = client->lease->lifetime / 2;
}
- } else if (client->lease->t2 && client->lease->t2 < client->lease->lifetime) {
+ } else if (client->lease->t2 > 0 && client->lease->t2 < client->lease->lifetime) {
/* only T2 is given, and it is valid */
t2_timeout = client_compute_timeout(client, client->lease->t2, 1);
t1_timeout = client_compute_timeout(client, client->lease->lifetime, 0.5);
@@ -1230,7 +1229,7 @@ static int client_set_lease_timeouts(sd_dhcp_client *client) {
t2_timeout = client_compute_timeout(client, client->lease->lifetime, 7.0 / 8.0);
client->lease->t2 = (client->lease->lifetime * 7) / 8;
}
- } else if (client->lease->t1 && client->lease->t1 < client->lease->lifetime) {
+ } else if (client->lease->t1 > 0 && client->lease->t1 < client->lease->lifetime) {
/* only T1 is given, and it is valid */
t1_timeout = client_compute_timeout(client, client->lease->t1, 1);
t2_timeout = client_compute_timeout(client, client->lease->lifetime, 7.0 / 8.0);
@@ -1676,30 +1675,41 @@ sd_event *sd_dhcp_client_get_event(sd_dhcp_client *client) {
}
sd_dhcp_client *sd_dhcp_client_ref(sd_dhcp_client *client) {
- if (client)
- assert_se(REFCNT_INC(client->n_ref) >= 2);
+
+ if (!client)
+ return NULL;
+
+ assert(client->n_ref >= 1);
+ client->n_ref++;
return client;
}
sd_dhcp_client *sd_dhcp_client_unref(sd_dhcp_client *client) {
- if (client && REFCNT_DEC(client->n_ref) == 0) {
- log_dhcp_client(client, "FREE");
- client_initialize(client);
+ if (!client)
+ return NULL;
- client->receive_message =
- sd_event_source_unref(client->receive_message);
+ assert(client->n_ref >= 1);
+ client->n_ref--;
- sd_dhcp_client_detach_event(client);
+ if (client->n_ref > 0)
+ return NULL;
- sd_dhcp_lease_unref(client->lease);
+ log_dhcp_client(client, "FREE");
- free(client->req_opts);
- free(client->hostname);
- free(client->vendor_class_identifier);
- free(client);
- }
+ client_initialize(client);
+
+ client->receive_message = sd_event_source_unref(client->receive_message);
+
+ sd_dhcp_client_detach_event(client);
+
+ sd_dhcp_lease_unref(client->lease);
+
+ free(client->req_opts);
+ free(client->hostname);
+ free(client->vendor_class_identifier);
+ free(client);
return NULL;
}
@@ -1713,7 +1723,7 @@ int sd_dhcp_client_new(sd_dhcp_client **ret) {
if (!client)
return -ENOMEM;
- client->n_ref = REFCNT_INIT;
+ client->n_ref = 1;
client->state = DHCP_STATE_INIT;
client->index = -1;
client->fd = -1;
diff --git a/src/libsystemd-network/sd-dhcp-lease.c b/src/libsystemd-network/sd-dhcp-lease.c
index f5b9e22589..6551e7c94c 100644
--- a/src/libsystemd-network/sd-dhcp-lease.c
+++ b/src/libsystemd-network/sd-dhcp-lease.c
@@ -28,18 +28,31 @@
#include "unaligned.h"
#include "in-addr-util.h"
#include "hostname-util.h"
+#include "dns-domain.h"
+#include "network-internal.h"
#include "dhcp-protocol.h"
#include "dhcp-lease-internal.h"
#include "sd-dhcp-lease.h"
-#include "network-internal.h"
-#include "dns-domain.h"
int sd_dhcp_lease_get_address(sd_dhcp_lease *lease, struct in_addr *addr) {
assert_return(lease, -EINVAL);
assert_return(addr, -EINVAL);
+ if (lease->address == 0)
+ return -ENODATA;
+
addr->s_addr = lease->address;
+ return 0;
+}
+int sd_dhcp_lease_get_broadcast(sd_dhcp_lease *lease, struct in_addr *addr) {
+ assert_return(lease, -EINVAL);
+ assert_return(addr, -EINVAL);
+
+ if (!lease->have_broadcast)
+ return -ENODATA;
+
+ addr->s_addr = lease->broadcast;
return 0;
}
@@ -47,8 +60,32 @@ int sd_dhcp_lease_get_lifetime(sd_dhcp_lease *lease, uint32_t *lifetime) {
assert_return(lease, -EINVAL);
assert_return(lifetime, -EINVAL);
+ if (lease->lifetime <= 0)
+ return -ENODATA;
+
*lifetime = lease->lifetime;
+ return 0;
+}
+
+int sd_dhcp_lease_get_t1(sd_dhcp_lease *lease, uint32_t *t1) {
+ assert_return(lease, -EINVAL);
+ assert_return(t1, -EINVAL);
+
+ if (lease->t1 <= 0)
+ return -ENODATA;
+ *t1 = lease->t1;
+ return 0;
+}
+
+int sd_dhcp_lease_get_t2(sd_dhcp_lease *lease, uint32_t *t2) {
+ assert_return(lease, -EINVAL);
+ assert_return(t2, -EINVAL);
+
+ if (lease->t2 <= 0)
+ return -ENODATA;
+
+ *t2 = lease->t2;
return 0;
}
@@ -56,11 +93,10 @@ int sd_dhcp_lease_get_mtu(sd_dhcp_lease *lease, uint16_t *mtu) {
assert_return(lease, -EINVAL);
assert_return(mtu, -EINVAL);
- if (lease->mtu)
- *mtu = lease->mtu;
- else
- return -ENOENT;
+ if (lease->mtu <= 0)
+ return -ENODATA;
+ *mtu = lease->mtu;
return 0;
}
@@ -68,37 +104,32 @@ int sd_dhcp_lease_get_dns(sd_dhcp_lease *lease, const struct in_addr **addr) {
assert_return(lease, -EINVAL);
assert_return(addr, -EINVAL);
- if (lease->dns_size) {
- *addr = lease->dns;
- return lease->dns_size;
- } else
- return -ENOENT;
+ if (lease->dns_size <= 0)
+ return -ENODATA;
- return 0;
+ *addr = lease->dns;
+ return (int) lease->dns_size;
}
int sd_dhcp_lease_get_ntp(sd_dhcp_lease *lease, const struct in_addr **addr) {
assert_return(lease, -EINVAL);
assert_return(addr, -EINVAL);
- if (lease->ntp_size) {
- *addr = lease->ntp;
- return lease->ntp_size;
- } else
- return -ENOENT;
+ if (lease->ntp_size <= 0)
+ return -ENODATA;
- return 0;
+ *addr = lease->ntp;
+ return (int) lease->ntp_size;
}
int sd_dhcp_lease_get_domainname(sd_dhcp_lease *lease, const char **domainname) {
assert_return(lease, -EINVAL);
assert_return(domainname, -EINVAL);
- if (lease->domainname)
- *domainname = lease->domainname;
- else
- return -ENOENT;
+ if (!lease->domainname)
+ return -ENODATA;
+ *domainname = lease->domainname;
return 0;
}
@@ -106,11 +137,10 @@ int sd_dhcp_lease_get_hostname(sd_dhcp_lease *lease, const char **hostname) {
assert_return(lease, -EINVAL);
assert_return(hostname, -EINVAL);
- if (lease->hostname)
- *hostname = lease->hostname;
- else
- return -ENOENT;
+ if (!lease->hostname)
+ return -ENODATA;
+ *hostname = lease->hostname;
return 0;
}
@@ -118,11 +148,10 @@ int sd_dhcp_lease_get_root_path(sd_dhcp_lease *lease, const char **root_path) {
assert_return(lease, -EINVAL);
assert_return(root_path, -EINVAL);
- if (lease->root_path)
- *root_path = lease->root_path;
- else
- return -ENOENT;
+ if (!lease->root_path)
+ return -ENODATA;
+ *root_path = lease->root_path;
return 0;
}
@@ -130,11 +159,10 @@ int sd_dhcp_lease_get_router(sd_dhcp_lease *lease, struct in_addr *addr) {
assert_return(lease, -EINVAL);
assert_return(addr, -EINVAL);
- if (lease->router != INADDR_ANY)
- addr->s_addr = lease->router;
- else
- return -ENOENT;
+ if (lease->router == 0)
+ return -ENODATA;
+ addr->s_addr = lease->router;
return 0;
}
@@ -142,8 +170,10 @@ int sd_dhcp_lease_get_netmask(sd_dhcp_lease *lease, struct in_addr *addr) {
assert_return(lease, -EINVAL);
assert_return(addr, -EINVAL);
- addr->s_addr = lease->subnet_mask;
+ if (!lease->have_subnet_mask)
+ return -ENODATA;
+ addr->s_addr = lease->subnet_mask;
return 0;
}
@@ -151,8 +181,10 @@ int sd_dhcp_lease_get_server_identifier(sd_dhcp_lease *lease, struct in_addr *ad
assert_return(lease, -EINVAL);
assert_return(addr, -EINVAL);
- addr->s_addr = lease->server_address;
+ if (lease->server_address == 0)
+ return -ENODATA;
+ addr->s_addr = lease->server_address;
return 0;
}
@@ -160,136 +192,134 @@ int sd_dhcp_lease_get_next_server(sd_dhcp_lease *lease, struct in_addr *addr) {
assert_return(lease, -EINVAL);
assert_return(addr, -EINVAL);
- addr->s_addr = lease->next_server;
+ if (lease->next_server == 0)
+ return -ENODATA;
+ addr->s_addr = lease->next_server;
return 0;
}
int sd_dhcp_lease_get_routes(sd_dhcp_lease *lease, struct sd_dhcp_route **routes) {
-
assert_return(lease, -EINVAL);
assert_return(routes, -EINVAL);
- if (lease->static_route_size) {
- *routes = lease->static_route;
- return lease->static_route_size;
- } else
- return -ENOENT;
+ if (lease->static_route_size <= 0)
+ return -ENODATA;
- return 0;
+ *routes = lease->static_route;
+ return (int) lease->static_route_size;
}
-int sd_dhcp_lease_get_vendor_specific(sd_dhcp_lease *lease, const uint8_t **data,
- size_t *data_len) {
+int sd_dhcp_lease_get_vendor_specific(sd_dhcp_lease *lease, const void **data, size_t *data_len) {
assert_return(lease, -EINVAL);
assert_return(data, -EINVAL);
assert_return(data_len, -EINVAL);
- if (!lease->vendor_specific)
- return -ENOENT;
+ if (lease->vendor_specific_len <= 0)
+ return -ENODATA;
*data = lease->vendor_specific;
*data_len = lease->vendor_specific_len;
-
return 0;
}
sd_dhcp_lease *sd_dhcp_lease_ref(sd_dhcp_lease *lease) {
- if (lease)
- assert_se(REFCNT_INC(lease->n_ref) >= 2);
+
+ if (!lease)
+ return NULL;
+
+ assert(lease->n_ref >= 1);
+ lease->n_ref++;
return lease;
}
sd_dhcp_lease *sd_dhcp_lease_unref(sd_dhcp_lease *lease) {
- if (lease && REFCNT_DEC(lease->n_ref) == 0) {
- while (lease->private_options) {
- struct sd_dhcp_raw_option *option = lease->private_options;
- LIST_REMOVE(options, lease->private_options, option);
+ if (!lease)
+ return NULL;
- free(option->data);
- free(option);
- }
- free(lease->hostname);
- free(lease->domainname);
- free(lease->dns);
- free(lease->ntp);
- free(lease->static_route);
- free(lease->client_id);
- free(lease->vendor_specific);
- free(lease);
- }
+ assert(lease->n_ref >= 1);
+ lease->n_ref--;
- return NULL;
-}
+ if (lease->n_ref > 0)
+ return NULL;
-static void lease_parse_u32(const uint8_t *option, size_t len, uint32_t *ret, uint32_t min) {
- assert(option);
- assert(ret);
+ while (lease->private_options) {
+ struct sd_dhcp_raw_option *option = lease->private_options;
- if (len == 4) {
- *ret = unaligned_read_be32((be32_t*) option);
+ LIST_REMOVE(options, lease->private_options, option);
- if (*ret < min)
- *ret = min;
+ free(option->data);
+ free(option);
}
-}
-static void lease_parse_s32(const uint8_t *option, size_t len, int32_t *ret) {
- lease_parse_u32(option, len, (uint32_t *)ret, 0);
+ free(lease->hostname);
+ free(lease->domainname);
+ free(lease->dns);
+ free(lease->ntp);
+ free(lease->static_route);
+ free(lease->client_id);
+ free(lease->vendor_specific);
+ free(lease);
+
+ return NULL;
}
-static void lease_parse_u16(const uint8_t *option, size_t len, uint16_t *ret, uint16_t min) {
+static int lease_parse_u32(const uint8_t *option, size_t len, uint32_t *ret, uint32_t min) {
assert(option);
assert(ret);
- if (len == 2) {
- *ret = unaligned_read_be16((be16_t*) option);
+ if (len != 4)
+ return -EINVAL;
- if (*ret < min)
- *ret = min;
- }
+ *ret = unaligned_read_be32((be32_t*) option);
+ if (*ret < min)
+ *ret = min;
+
+ return 0;
}
-static void lease_parse_be32(const uint8_t *option, size_t len, be32_t *ret) {
+static int lease_parse_u16(const uint8_t *option, size_t len, uint16_t *ret, uint16_t min) {
assert(option);
assert(ret);
- if (len == 4)
- memcpy(ret, option, 4);
-}
+ if (len != 2)
+ return -EINVAL;
-static void lease_parse_bool(const uint8_t *option, size_t len, bool *ret) {
- assert(option);
- assert(ret);
+ *ret = unaligned_read_be16((be16_t*) option);
+ if (*ret < min)
+ *ret = min;
- if (len == 1)
- *ret = !!(*option);
+ return 0;
}
-static void lease_parse_u8(const uint8_t *option, size_t len, uint8_t *ret, uint8_t min) {
+static int lease_parse_be32(const uint8_t *option, size_t len, be32_t *ret) {
assert(option);
assert(ret);
- if (len == 1) {
- *ret = *option;
+ if (len != 4)
+ return -EINVAL;
- if (*ret < min)
- *ret = min;
- }
+ memcpy(ret, option, 4);
+ return 0;
}
static int lease_parse_string(const uint8_t *option, size_t len, char **ret) {
assert(option);
assert(ret);
- if (len >= 1) {
+ if (len <= 0)
+ *ret = mfree(*ret);
+ else {
char *string;
+ if (memchr(option, 0, len))
+ return -EINVAL;
+
string = strndup((const char *)option, len);
if (!string)
- return -errno;
+ return -ENOMEM;
free(*ret);
*ret = string;
@@ -298,48 +328,47 @@ static int lease_parse_string(const uint8_t *option, size_t len, char **ret) {
return 0;
}
-static int lease_parse_in_addrs_aux(const uint8_t *option, size_t len, struct in_addr **ret, size_t *ret_size, size_t mult) {
+static int lease_parse_in_addrs(const uint8_t *option, size_t len, struct in_addr **ret, size_t *n_ret) {
assert(option);
assert(ret);
- assert(ret_size);
+ assert(n_ret);
- if (len && !(len % (4 * mult))) {
- size_t size;
+ if (len <= 0) {
+ *ret = mfree(*ret);
+ *n_ret = 0;
+ } else {
+ size_t n_addresses;
struct in_addr *addresses;
- size = len / 4;
+ if (len % 4 != 0)
+ return -EINVAL;
+
+ n_addresses = len / 4;
- addresses = newdup(struct in_addr, option, size);
+ addresses = newdup(struct in_addr, option, n_addresses);
if (!addresses)
return -ENOMEM;
free(*ret);
*ret = addresses;
- *ret_size = size;
+ *n_ret = n_addresses;
}
return 0;
}
-static int lease_parse_in_addrs(const uint8_t *option, size_t len, struct in_addr **ret, size_t *ret_size) {
- return lease_parse_in_addrs_aux(option, len, ret, ret_size, 1);
-}
-
-static int lease_parse_in_addrs_pairs(const uint8_t *option, size_t len, struct in_addr **ret, size_t *ret_size) {
- return lease_parse_in_addrs_aux(option, len, ret, ret_size, 2);
-}
-
-static int lease_parse_routes(const uint8_t *option, size_t len, struct sd_dhcp_route **routes,
- size_t *routes_size, size_t *routes_allocated) {
+static int lease_parse_routes(
+ const uint8_t *option, size_t len,
+ struct sd_dhcp_route **routes, size_t *routes_size, size_t *routes_allocated) {
struct in_addr addr;
- assert(option);
+ assert(option || len <= 0);
assert(routes);
assert(routes_size);
assert(routes_allocated);
- if (!len)
+ if (len <= 0)
return 0;
if (len % 8 != 0)
@@ -354,15 +383,15 @@ static int lease_parse_routes(const uint8_t *option, size_t len, struct sd_dhcp_
r = in_addr_default_prefixlen((struct in_addr*) option, &route->dst_prefixlen);
if (r < 0) {
- log_error("Failed to determine destination prefix length from class based IP, ignoring");
+ log_debug("Failed to determine destination prefix length from class based IP, ignoring");
continue;
}
- lease_parse_be32(option, 4, &addr.s_addr);
+ assert_se(lease_parse_be32(option, 4, &addr.s_addr) >= 0);
route->dst_addr = inet_makeaddr(inet_netof(addr), 0);
option += 4;
- lease_parse_be32(option, 4, &route->gw_addr.s_addr);
+ assert_se(lease_parse_be32(option, 4, &route->gw_addr.s_addr) >= 0);
option += 4;
len -= 8;
@@ -373,14 +402,18 @@ static int lease_parse_routes(const uint8_t *option, size_t len, struct sd_dhcp_
}
/* parses RFC3442 Classless Static Route Option */
-static int lease_parse_classless_routes(const uint8_t *option, size_t len, struct sd_dhcp_route **routes,
- size_t *routes_size, size_t *routes_allocated) {
+static int lease_parse_classless_routes(
+ const uint8_t *option, size_t len,
+ struct sd_dhcp_route **routes, size_t *routes_size, size_t *routes_allocated) {
- assert(option);
+ assert(option || len <= 0);
assert(routes);
assert(routes_size);
assert(routes_allocated);
+ if (len <= 0)
+ return 0;
+
/* option format: (subnet-mask-width significant-subnet-octets gateway-ip)* */
while (len > 0) {
@@ -388,7 +421,7 @@ static int lease_parse_classless_routes(const uint8_t *option, size_t len, struc
struct sd_dhcp_route *route;
if (!GREEDY_REALLOC(*routes, *routes_allocated, *routes_size + 1))
- return -ENOMEM;
+ return -ENOMEM;
route = *routes + *routes_size;
@@ -419,223 +452,222 @@ static int lease_parse_classless_routes(const uint8_t *option, size_t len, struc
return 0;
}
-int dhcp_lease_parse_options(uint8_t code, uint8_t len, const uint8_t *option,
- void *user_data) {
- sd_dhcp_lease *lease = user_data;
+int dhcp_lease_parse_options(uint8_t code, uint8_t len, const void *option, void *userdata) {
+ sd_dhcp_lease *lease = userdata;
int r;
assert(lease);
switch(code) {
- case DHCP_OPTION_TIME_OFFSET:
- lease_parse_s32(option, len, &lease->time_offset);
-
- break;
-
- case DHCP_OPTION_INTERFACE_MTU_AGING_TIMEOUT:
- lease_parse_u32(option, len, &lease->mtu_aging_timeout, 0);
-
- break;
-
case DHCP_OPTION_IP_ADDRESS_LEASE_TIME:
- lease_parse_u32(option, len, &lease->lifetime, 1);
+ r = lease_parse_u32(option, len, &lease->lifetime, 1);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse lease time, ignoring: %m");
break;
case DHCP_OPTION_SERVER_IDENTIFIER:
- lease_parse_be32(option, len, &lease->server_address);
+ r = lease_parse_be32(option, len, &lease->server_address);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse server identifier, ignoring: %m");
break;
case DHCP_OPTION_SUBNET_MASK:
- lease_parse_be32(option, len, &lease->subnet_mask);
-
+ r = lease_parse_be32(option, len, &lease->subnet_mask);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse subnet mask, ignoring: %m");
+ else
+ lease->have_subnet_mask = true;
break;
case DHCP_OPTION_BROADCAST:
- lease_parse_be32(option, len, &lease->broadcast);
-
+ r = lease_parse_be32(option, len, &lease->broadcast);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse broadcast address, ignoring: %m");
+ else
+ lease->have_broadcast = true;
break;
case DHCP_OPTION_ROUTER:
- if(len >= 4)
- lease_parse_be32(option, 4, &lease->router);
-
+ if (len >= 4) {
+ r = lease_parse_be32(option, 4, &lease->router);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse router address, ignoring: %m");
+ }
break;
case DHCP_OPTION_DOMAIN_NAME_SERVER:
r = lease_parse_in_addrs(option, len, &lease->dns, &lease->dns_size);
if (r < 0)
- return r;
-
+ log_debug_errno(r, "Failed to parse DNS server, ignoring: %m");
break;
case DHCP_OPTION_NTP_SERVER:
r = lease_parse_in_addrs(option, len, &lease->ntp, &lease->ntp_size);
if (r < 0)
- return r;
-
- break;
-
- case DHCP_OPTION_POLICY_FILTER:
- r = lease_parse_in_addrs_pairs(option, len, &lease->policy_filter, &lease->policy_filter_size);
- if (r < 0)
- return r;
-
+ log_debug_errno(r, "Failed to parse NTP server, ignoring: %m");
break;
case DHCP_OPTION_STATIC_ROUTE:
- r = lease_parse_routes(option, len, &lease->static_route, &lease->static_route_size,
- &lease->static_route_allocated);
+ r = lease_parse_routes(option, len, &lease->static_route, &lease->static_route_size, &lease->static_route_allocated);
if (r < 0)
- return r;
-
+ log_debug_errno(r, "Failed to parse static routes, ignoring: %m");
break;
case DHCP_OPTION_INTERFACE_MTU:
- lease_parse_u16(option, len, &lease->mtu, 68);
-
- break;
-
- case DHCP_OPTION_INTERFACE_MDR:
- lease_parse_u16(option, len, &lease->mdr, 576);
-
- break;
-
- case DHCP_OPTION_INTERFACE_TTL:
- lease_parse_u8(option, len, &lease->ttl, 1);
-
- break;
-
- case DHCP_OPTION_BOOT_FILE_SIZE:
- lease_parse_u16(option, len, &lease->boot_file_size, 0);
-
+ r = lease_parse_u16(option, len, &lease->mtu, 68);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse MTU, ignoring: %m");
break;
- case DHCP_OPTION_DOMAIN_NAME:
- {
- _cleanup_free_ char *domainname = NULL;
- char *e;
+ case DHCP_OPTION_DOMAIN_NAME: {
+ _cleanup_free_ char *domainname = NULL, *normalized = NULL;
r = lease_parse_string(option, len, &domainname);
- if (r < 0)
- return r;
-
- /* Chop off trailing dot of domain name that some DHCP
- * servers send us back. Internally we want to store
- * host names without trailing dots and
- * host_name_is_valid() doesn't accept them. */
- e = endswith(domainname, ".");
- if (e)
- *e = 0;
+ if (r < 0) {
+ log_debug_errno(r, "Failed to parse domain name, ignoring: %m");
+ return 0;
+ }
- if (is_localhost(domainname))
- break;
+ r = dns_name_normalize(domainname, &normalized);
+ if (r < 0) {
+ log_debug_errno(r, "Failed to normalize domain name '%s': %m", domainname);
+ return 0;
+ }
- r = dns_name_is_valid(domainname);
- if (r <= 0) {
- if (r < 0)
- log_error_errno(r, "Failed to validate domain name: %s: %m", domainname);
- if (r == 0)
- log_warning("Domain name is not valid, ignoring: %s", domainname);
+ if (is_localhost(normalized)) {
+ log_debug_errno(r, "Detected 'localhost' as suggested domain name, ignoring.");
break;
}
free(lease->domainname);
- lease->domainname = domainname;
- domainname = NULL;
+ lease->domainname = normalized;
+ normalized = NULL;
break;
}
- case DHCP_OPTION_HOST_NAME:
- {
- _cleanup_free_ char *hostname = NULL;
- char *e;
+
+ case DHCP_OPTION_HOST_NAME: {
+ _cleanup_free_ char *hostname = NULL, *normalized = NULL;
r = lease_parse_string(option, len, &hostname);
- if (r < 0)
- return r;
+ if (r < 0) {
+ log_debug_errno(r, "Failed to parse host name, ignoring: %m");
+ return 0;
+ }
- e = endswith(hostname, ".");
- if (e)
- *e = 0;
+ r = dns_name_normalize(hostname, &normalized);
+ if (r < 0) {
+ log_debug_errno(r, "Failed to normalize host name '%s', ignoring: %m", hostname);
+ return 0;
+ }
- if (!hostname_is_valid(hostname, false) || is_localhost(hostname))
- break;
+ if (is_localhost(normalized)) {
+ log_debug_errno(r, "Detected 'localhost' as suggested host name, ignoring.");
+ return 0;
+ }
- free_and_replace(&lease->hostname, hostname);
- hostname = NULL;
+ free(lease->hostname);
+ lease->hostname = normalized;
+ normalized = NULL;
break;
}
+
case DHCP_OPTION_ROOT_PATH:
r = lease_parse_string(option, len, &lease->root_path);
if (r < 0)
- return r;
-
+ log_debug_errno(r, "Failed to parse root path, ignoring: %m");
break;
case DHCP_OPTION_RENEWAL_T1_TIME:
- lease_parse_u32(option, len, &lease->t1, 1);
-
+ r = lease_parse_u32(option, len, &lease->t1, 1);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse T1 time, ignoring: %m");
break;
case DHCP_OPTION_REBINDING_T2_TIME:
- lease_parse_u32(option, len, &lease->t2, 1);
-
+ r = lease_parse_u32(option, len, &lease->t2, 1);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse T2 time, ignoring: %m");
break;
- case DHCP_OPTION_ENABLE_IP_FORWARDING:
- lease_parse_bool(option, len, &lease->ip_forward);
-
+ case DHCP_OPTION_CLASSLESS_STATIC_ROUTE:
+ r = lease_parse_classless_routes(
+ option, len,
+ &lease->static_route,
+ &lease->static_route_size,
+ &lease->static_route_allocated);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse classless routes, ignoring: %m");
break;
- case DHCP_OPTION_ENABLE_IP_FORWARDING_NL:
- lease_parse_bool(option, len, &lease->ip_forward_non_local);
+ case DHCP_OPTION_NEW_TZDB_TIMEZONE: {
+ _cleanup_free_ char *tz = NULL;
- break;
+ r = lease_parse_string(option, len, &tz);
+ if (r < 0) {
+ log_debug_errno(r, "Failed to parse timezone option, ignoring: %m");
+ return 0;
+ }
- case DHCP_OPTION_CLASSLESS_STATIC_ROUTE:
- r = lease_parse_classless_routes(option, len, &lease->static_route, &lease->static_route_size,
- &lease->static_route_allocated);
- if (r < 0)
- return r;
+ if (!timezone_is_valid(tz)) {
+ log_debug_errno(r, "Timezone is not valid, ignoring: %m");
+ return 0;
+ }
+
+ free(lease->timezone);
+ lease->timezone = tz;
+ tz = NULL;
break;
+ }
case DHCP_OPTION_VENDOR_SPECIFIC:
- if (len >= 1) {
- free(lease->vendor_specific);
- lease->vendor_specific = memdup(option, len);
- if (!lease->vendor_specific)
+
+ if (len <= 0)
+ lease->vendor_specific = mfree(lease->vendor_specific);
+ else {
+ void *p;
+
+ p = memdup(option, len);
+ if (!p)
return -ENOMEM;
- lease->vendor_specific_len = len;
- }
- break;
+ free(lease->vendor_specific);
+ lease->vendor_specific = p;
+ }
- default:
- if (code < DHCP_OPTION_PRIVATE_BASE || code > DHCP_OPTION_PRIVATE_LAST)
- break;
+ lease->vendor_specific_len = len;
+ break;
+ case DHCP_OPTION_PRIVATE_BASE ... DHCP_OPTION_PRIVATE_LAST:
r = dhcp_lease_insert_private_option(lease, code, option, len);
if (r < 0)
return r;
+
+ break;
+
+ default:
+ log_debug("Ignoring option DHCP option %i while parsing.", code);
+ break;
}
return 0;
}
-int dhcp_lease_insert_private_option(sd_dhcp_lease *lease, uint8_t tag,
- const uint8_t *data, uint8_t len) {
+int dhcp_lease_insert_private_option(sd_dhcp_lease *lease, uint8_t tag, const void *data, uint8_t len) {
struct sd_dhcp_raw_option *cur, *option;
+ assert(lease);
+
LIST_FOREACH(options, cur, lease->private_options) {
if (tag < cur->tag)
break;
- else if (tag == cur->tag) {
- log_error("Ignoring duplicate option, tagged %d.", tag);
+ if (tag == cur->tag) {
+ log_debug("Ignoring duplicate option, tagged %i.", tag);
return 0;
}
}
@@ -653,7 +685,6 @@ int dhcp_lease_insert_private_option(sd_dhcp_lease *lease, uint8_t tag,
}
LIST_INSERT_BEFORE(options, lease->private_options, cur, option);
-
return 0;
}
@@ -665,24 +696,24 @@ int dhcp_lease_new(sd_dhcp_lease **ret) {
return -ENOMEM;
lease->router = INADDR_ANY;
- lease->n_ref = REFCNT_INIT;
- LIST_HEAD_INIT(lease->private_options);
+ lease->n_ref = 1;
*ret = lease;
return 0;
}
-int sd_dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) {
+int dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) {
_cleanup_free_ char *temp_path = NULL;
_cleanup_fclose_ FILE *f = NULL;
struct sd_dhcp_raw_option *option;
struct in_addr address;
const struct in_addr *addresses;
- const uint8_t *client_id, *data;
+ const void *client_id, *data;
size_t client_id_len, data_len;
const char *string;
uint16_t mtu;
struct sd_dhcp_route *routes;
+ uint32_t t1, t2, lifetime;
int r;
assert(lease);
@@ -694,19 +725,16 @@ int sd_dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) {
fchmod(fileno(f), 0644);
- r = sd_dhcp_lease_get_address(lease, &address);
- if (r < 0)
- goto fail;
-
fprintf(f,
- "# This is private data. Do not parse.\n"
- "ADDRESS=%s\n", inet_ntoa(address));
+ "# This is private data. Do not parse.\n");
- r = sd_dhcp_lease_get_netmask(lease, &address);
- if (r < 0)
- goto fail;
+ r = sd_dhcp_lease_get_address(lease, &address);
+ if (r >= 0)
+ fprintf(f, "ADDRESS=%s\n", inet_ntoa(address));
- fprintf(f, "NETMASK=%s\n", inet_ntoa(address));
+ r = sd_dhcp_lease_get_netmask(lease, &address);
+ if (r >= 0)
+ fprintf(f, "NETMASK=%s\n", inet_ntoa(address));
r = sd_dhcp_lease_get_router(lease, &address);
if (r >= 0)
@@ -714,28 +742,45 @@ int sd_dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) {
r = sd_dhcp_lease_get_server_identifier(lease, &address);
if (r >= 0)
- fprintf(f, "SERVER_ADDRESS=%s\n",
- inet_ntoa(address));
+ fprintf(f, "SERVER_ADDRESS=%s\n", inet_ntoa(address));
r = sd_dhcp_lease_get_next_server(lease, &address);
if (r >= 0)
fprintf(f, "NEXT_SERVER=%s\n", inet_ntoa(address));
+ r = sd_dhcp_lease_get_broadcast(lease, &address);
+ if (r >= 0)
+ fprintf(f, "BROADCAST=%s\n", inet_ntoa(address));
+
r = sd_dhcp_lease_get_mtu(lease, &mtu);
if (r >= 0)
fprintf(f, "MTU=%" PRIu16 "\n", mtu);
- fputs("DNS=", f);
- r = sd_dhcp_lease_get_dns(lease, &addresses);
+ r = sd_dhcp_lease_get_t1(lease, &t1);
+ if (r >= 0)
+ fprintf(f, "T1=%" PRIu32 "\n", t1);
+
+ r = sd_dhcp_lease_get_t2(lease, &t2);
+ if (r >= 0)
+ fprintf(f, "T2=%" PRIu32 "\n", t2);
+
+ r = sd_dhcp_lease_get_lifetime(lease, &lifetime);
if (r >= 0)
+ fprintf(f, "LIFETIME=%" PRIu32 "\n", lifetime);
+
+ r = sd_dhcp_lease_get_dns(lease, &addresses);
+ if (r > 0) {
+ fputs("DNS=", f);
serialize_in_addrs(f, addresses, r);
- fputs("\n", f);
+ fputs("\n", f);
+ }
- fputs("NTP=", f);
r = sd_dhcp_lease_get_ntp(lease, &addresses);
- if (r >= 0)
+ if (r > 0) {
+ fputs("NTP=", f);
serialize_in_addrs(f, addresses, r);
- fputs("\n", f);
+ fputs("\n", f);
+ }
r = sd_dhcp_lease_get_domainname(lease, &string);
if (r >= 0)
@@ -750,9 +795,13 @@ int sd_dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) {
fprintf(f, "ROOT_PATH=%s\n", string);
r = sd_dhcp_lease_get_routes(lease, &routes);
- if (r >= 0)
+ if (r > 0)
serialize_dhcp_routes(f, "ROUTES", routes, r);
+ r = sd_dhcp_lease_get_timezone(lease, &string);
+ if (r >= 0)
+ fprintf(f, "TIMEZONE=%s\n", string);
+
r = sd_dhcp_lease_get_client_id(lease, &client_id, &client_id_len);
if (r >= 0) {
_cleanup_free_ char *client_id_hex;
@@ -779,6 +828,7 @@ int sd_dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) {
LIST_FOREACH(options, option, lease->private_options) {
char key[strlen("OPTION_000")+1];
+
snprintf(key, sizeof(key), "OPTION_%"PRIu8, option->tag);
r = serialize_dhcp_option(f, key, option->data, option->length);
if (r < 0)
@@ -803,16 +853,27 @@ fail:
return log_error_errno(r, "Failed to save lease data %s: %m", lease_file);
}
-int sd_dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file) {
+int dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file) {
+
_cleanup_dhcp_lease_unref_ sd_dhcp_lease *lease = NULL;
- _cleanup_free_ char *address = NULL, *router = NULL, *netmask = NULL,
- *server_address = NULL, *next_server = NULL,
- *dns = NULL, *ntp = NULL, *mtu = NULL,
- *routes = NULL, *client_id_hex = NULL,
- *vendor_specific_hex = NULL,
- *options[DHCP_OPTION_PRIVATE_LAST -
- DHCP_OPTION_PRIVATE_BASE + 1] = { NULL };
- struct in_addr addr;
+ _cleanup_free_ char
+ *address = NULL,
+ *router = NULL,
+ *netmask = NULL,
+ *server_address = NULL,
+ *next_server = NULL,
+ *broadcast = NULL,
+ *dns = NULL,
+ *ntp = NULL,
+ *mtu = NULL,
+ *routes = NULL,
+ *client_id_hex = NULL,
+ *vendor_specific_hex = NULL,
+ *lifetime = NULL,
+ *t1 = NULL,
+ *t2 = NULL,
+ *options[DHCP_OPTION_PRIVATE_LAST - DHCP_OPTION_PRIVATE_BASE + 1] = {};
+
int r, i;
assert(lease_file);
@@ -828,6 +889,7 @@ int sd_dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file) {
"NETMASK", &netmask,
"SERVER_IDENTIFIER", &server_address,
"NEXT_SERVER", &next_server,
+ "BROADCAST", &broadcast,
"DNS", &dns,
"NTP", &ntp,
"MTU", &mtu,
@@ -836,7 +898,11 @@ int sd_dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file) {
"ROOT_PATH", &lease->root_path,
"ROUTES", &routes,
"CLIENTID", &client_id_hex,
+ "TIMEZONE", &lease->timezone,
"VENDOR_SPECIFIC", &vendor_specific_hex,
+ "LIFETIME", &lifetime,
+ "T1", &t1,
+ "T2", &t2,
"OPTION_224", &options[0],
"OPTION_225", &options[1],
"OPTION_226", &options[2],
@@ -869,100 +935,123 @@ int sd_dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file) {
"OPTION_253", &options[29],
"OPTION_254", &options[30],
NULL);
- if (r < 0) {
- if (r == -ENOENT)
- return 0;
-
- return log_error_errno(r, "Failed to read %s: %m", lease_file);
- }
-
- r = inet_pton(AF_INET, address, &addr);
if (r < 0)
return r;
- lease->address = addr.s_addr;
+ if (address) {
+ r = inet_pton(AF_INET, address, &lease->address);
+ if (r <= 0)
+ log_debug_errno(errno, "Failed to parse address %s, ignoring: %m", address);
+ }
if (router) {
- r = inet_pton(AF_INET, router, &addr);
- if (r < 0)
- return r;
-
- lease->router = addr.s_addr;
+ r = inet_pton(AF_INET, router, &lease->router);
+ if (r <= 0)
+ log_debug_errno(errno, "Failed to parse router %s, ignoring: %m", router);
}
- r = inet_pton(AF_INET, netmask, &addr);
- if (r < 0)
- return r;
-
- lease->subnet_mask = addr.s_addr;
+ if (netmask) {
+ r = inet_pton(AF_INET, netmask, &lease->subnet_mask);
+ if (r <= 0)
+ log_debug_errno(errno, "Failed to parse netmask %s, ignoring: %m", netmask);
+ else
+ lease->have_subnet_mask = true;
+ }
if (server_address) {
- r = inet_pton(AF_INET, server_address, &addr);
- if (r < 0)
- return r;
-
- lease->server_address = addr.s_addr;
+ r = inet_pton(AF_INET, server_address, &lease->server_address);
+ if (r <= 0)
+ log_debug_errno(errno, "Failed to parse netmask %s, ignoring: %m", server_address);
}
if (next_server) {
- r = inet_pton(AF_INET, next_server, &addr);
- if (r < 0)
- return r;
+ r = inet_pton(AF_INET, next_server, &lease->next_server);
+ if (r <= 0)
+ log_debug_errno(errno, "Failed to parse next server %s, ignoring: %m", next_server);
+ }
- lease->next_server = addr.s_addr;
+ if (broadcast) {
+ r = inet_pton(AF_INET, broadcast, &lease->broadcast);
+ if (r <= 0)
+ log_debug_errno(errno, "Failed to parse broadcast address %s, ignoring: %m", broadcast);
+ else
+ lease->have_broadcast = true;
}
if (dns) {
r = deserialize_in_addrs(&lease->dns, dns);
if (r < 0)
- return r;
-
- lease->dns_size = r;
+ log_debug_errno(r, "Failed to deserialize DNS servers %s, ignoring: %m", dns);
+ else
+ lease->dns_size = r;
}
if (ntp) {
r = deserialize_in_addrs(&lease->ntp, ntp);
if (r < 0)
- return r;
-
- lease->ntp_size = r;
+ log_debug_errno(r, "Failed to deserialize NTP servers %s, ignoring: %m", ntp);
+ else
+ lease->ntp_size = r;
}
if (mtu) {
- uint16_t u;
- if (sscanf(mtu, "%" SCNu16, &u) > 0)
- lease->mtu = u;
+ r = safe_atou16(mtu, &lease->mtu);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse MTU %s, ignoring: %m", mtu);
}
if (routes) {
- r = deserialize_dhcp_routes(&lease->static_route, &lease->static_route_size,
- &lease->static_route_allocated, routes);
+ r = deserialize_dhcp_routes(
+ &lease->static_route,
+ &lease->static_route_size,
+ &lease->static_route_allocated,
+ routes);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse DHCP routes %s, ignoring: %m", routes);
+ }
+
+ if (lifetime) {
+ r = safe_atou32(lifetime, &lease->lifetime);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse lifetime %s, ignoring: %m", lifetime);
+ }
+
+ if (t1) {
+ r = safe_atou32(t1, &lease->t1);
+ if (r < 0)
+ log_debug_errno(r, "Failed to parse T1 %s, ignoring: %m", t1);
+ }
+
+ if (t2) {
+ r = safe_atou32(t2, &lease->t2);
if (r < 0)
- return r;
+ log_debug_errno(r, "Failed to parse T2 %s, ignoring: %m", t2);
}
if (client_id_hex) {
r = deserialize_dhcp_option(&lease->client_id, &lease->client_id_len, client_id_hex);
if (r < 0)
- return r;
+ log_debug_errno(r, "Failed to parse client ID %s, ignoring: %m", client_id_hex);
}
if (vendor_specific_hex) {
r = deserialize_dhcp_option(&lease->vendor_specific, &lease->vendor_specific_len, vendor_specific_hex);
if (r < 0)
- return r;
+ log_debug_errno(r, "Failed to parse vendor specific data %s, ignoring: %m", vendor_specific_hex);
}
for (i = 0; i <= DHCP_OPTION_PRIVATE_LAST - DHCP_OPTION_PRIVATE_BASE; i++) {
- _cleanup_free_ uint8_t *data = NULL;
+ _cleanup_free_ void *data = NULL;
size_t len;
if (!options[i])
continue;
r = deserialize_dhcp_option(&data, &len, options[i]);
- if (r < 0)
- return r;
+ if (r < 0) {
+ log_debug_errno(r, "Failed to parse private DHCP option %s, ignoring: %m", options[i]);
+ continue;
+ }
r = dhcp_lease_insert_private_option(lease, DHCP_OPTION_PRIVATE_BASE + i, data, len);
if (r < 0)
@@ -976,12 +1065,14 @@ int sd_dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file) {
}
int dhcp_lease_set_default_subnet_mask(sd_dhcp_lease *lease) {
- struct in_addr address;
- struct in_addr mask;
+ struct in_addr address, mask;
int r;
assert(lease);
+ if (lease->address == 0)
+ return -ENODATA;
+
address.s_addr = lease->address;
/* fall back to the default subnet masks based on address class */
@@ -990,35 +1081,53 @@ int dhcp_lease_set_default_subnet_mask(sd_dhcp_lease *lease) {
return r;
lease->subnet_mask = mask.s_addr;
+ lease->have_subnet_mask = true;
return 0;
}
-int sd_dhcp_lease_get_client_id(sd_dhcp_lease *lease, const uint8_t **client_id,
- size_t *client_id_len) {
+int sd_dhcp_lease_get_client_id(sd_dhcp_lease *lease, const void **client_id, size_t *client_id_len) {
assert_return(lease, -EINVAL);
assert_return(client_id, -EINVAL);
assert_return(client_id_len, -EINVAL);
+ if (!lease->client_id)
+ return -ENODATA;
+
*client_id = lease->client_id;
*client_id_len = lease->client_id_len;
+
return 0;
}
-int dhcp_lease_set_client_id(sd_dhcp_lease *lease, const uint8_t *client_id,
- size_t client_id_len) {
+int dhcp_lease_set_client_id(sd_dhcp_lease *lease, const void *client_id, size_t client_id_len) {
assert_return(lease, -EINVAL);
- assert_return((!client_id && !client_id_len) ||
- (client_id && client_id_len), -EINVAL);
+ assert_return(client_id || client_id_len <= 0, -EINVAL);
+
+ if (client_id_len <= 0)
+ lease->client_id = mfree(lease->client_id);
+ else {
+ void *p;
- free (lease->client_id);
- lease->client_id = NULL;
- lease->client_id_len = 0;
+ p = memdup(client_id, client_id_len);
+ if (!p)
+ return -ENOMEM;
- if (client_id) {
- lease->client_id = memdup (client_id, client_id_len);
+ free(lease->client_id);
+ lease->client_id = p;
lease->client_id_len = client_id_len;
}
return 0;
}
+
+int sd_dhcp_lease_get_timezone(sd_dhcp_lease *lease, const char **timezone) {
+ assert_return(lease, -EINVAL);
+ assert_return(timezone, -EINVAL);
+
+ if (!lease->timezone)
+ return -ENODATA;
+
+ *timezone = lease->timezone;
+ return 0;
+}
diff --git a/src/libsystemd-network/sd-dhcp-server.c b/src/libsystemd-network/sd-dhcp-server.c
index faeab0fd30..a46858258b 100644
--- a/src/libsystemd-network/sd-dhcp-server.c
+++ b/src/libsystemd-network/sd-dhcp-server.c
@@ -28,7 +28,8 @@
#include "dhcp-server-internal.h"
#include "dhcp-internal.h"
-#define DHCP_DEFAULT_LEASE_TIME 3600 /* one hour */
+#define DHCP_DEFAULT_LEASE_TIME_USEC USEC_PER_HOUR
+#define DHCP_MAX_LEASE_TIME_USEC (USEC_PER_HOUR*12)
int sd_dhcp_server_set_lease_pool(sd_dhcp_server *server,
struct in_addr *address,
@@ -73,8 +74,12 @@ bool sd_dhcp_server_is_running(sd_dhcp_server *server) {
}
sd_dhcp_server *sd_dhcp_server_ref(sd_dhcp_server *server) {
- if (server)
- assert_se(REFCNT_INC(server->n_ref) >= 2);
+
+ if (!server)
+ return NULL;
+
+ assert(server->n_ref >= 1);
+ server->n_ref++;
return server;
}
@@ -127,7 +132,10 @@ sd_dhcp_server *sd_dhcp_server_unref(sd_dhcp_server *server) {
if (!server)
return NULL;
- if (REFCNT_DEC(server->n_ref) > 0)
+ assert(server->n_ref >= 1);
+ server->n_ref--;
+
+ if (server->n_ref > 0)
return NULL;
log_dhcp_server(server, "UNREF");
@@ -136,6 +144,10 @@ sd_dhcp_server *sd_dhcp_server_unref(sd_dhcp_server *server) {
sd_event_unref(server->event);
+ free(server->timezone);
+ free(server->dns);
+ free(server->ntp);
+
while ((lease = hashmap_steal_first(server->leases_by_client_id)))
dhcp_lease_free(lease);
hashmap_free(server->leases_by_client_id);
@@ -156,13 +168,15 @@ int sd_dhcp_server_new(sd_dhcp_server **ret, int ifindex) {
if (!server)
return -ENOMEM;
- server->n_ref = REFCNT_INIT;
+ server->n_ref = 1;
server->fd_raw = -1;
server->fd = -1;
server->address = htobe32(INADDR_ANY);
server->netmask = htobe32(INADDR_ANY);
- server->index = ifindex;
+ server->ifindex = ifindex;
server->leases_by_client_id = hashmap_new(&client_id_hash_ops);
+ server->default_lease_time = DIV_ROUND_UP(DHCP_DEFAULT_LEASE_TIME_USEC, USEC_PER_SEC);
+ server->max_lease_time = DIV_ROUND_UP(DHCP_MAX_LEASE_TIME_USEC, USEC_PER_SEC);
*ret = server;
server = NULL;
@@ -223,13 +237,12 @@ static int dhcp_server_send_unicast_raw(sd_dhcp_server *server,
union sockaddr_union link = {
.ll.sll_family = AF_PACKET,
.ll.sll_protocol = htons(ETH_P_IP),
- .ll.sll_ifindex = server->index,
+ .ll.sll_ifindex = server->ifindex,
.ll.sll_halen = ETH_ALEN,
};
- int r;
assert(server);
- assert(server->index > 0);
+ assert(server->ifindex > 0);
assert(server->address);
assert(packet);
assert(len > sizeof(DHCPPacket));
@@ -240,11 +253,7 @@ static int dhcp_server_send_unicast_raw(sd_dhcp_server *server,
packet->dhcp.yiaddr,
DHCP_PORT_CLIENT, len);
- r = dhcp_network_send_raw_socket(server->fd_raw, &link, packet, len);
- if (r < 0)
- return r;
-
- return 0;
+ return dhcp_network_send_raw_socket(server->fd_raw, &link, packet, len);
}
static int dhcp_server_send_udp(sd_dhcp_server *server, be32_t destination,
@@ -290,7 +299,7 @@ static int dhcp_server_send_udp(sd_dhcp_server *server, be32_t destination,
pktinfo = (struct in_pktinfo*) CMSG_DATA(cmsg);
assert(pktinfo);
- pktinfo->ipi_ifindex = server->index;
+ pktinfo->ipi_ifindex = server->ifindex;
pktinfo->ipi_spec_dst.s_addr = server->address;
r = sendmsg(server->fd, &msg, 0);
@@ -474,6 +483,33 @@ static int server_send_ack(sd_dhcp_server *server, DHCPRequest *req,
if (r < 0)
return r;
+ if (server->n_dns > 0) {
+ r = dhcp_option_append(
+ &packet->dhcp, req->max_optlen, &offset, 0,
+ DHCP_OPTION_DOMAIN_NAME_SERVER,
+ sizeof(struct in_addr) * server->n_dns, server->dns);
+ if (r < 0)
+ return r;
+ }
+
+ if (server->n_ntp > 0) {
+ r = dhcp_option_append(
+ &packet->dhcp, req->max_optlen, &offset, 0,
+ DHCP_OPTION_NTP_SERVER,
+ sizeof(struct in_addr) * server->n_ntp, server->ntp);
+ if (r < 0)
+ return r;
+ }
+
+ if (server->timezone) {
+ r = dhcp_option_append(
+ &packet->dhcp, req->max_optlen, &offset, 0,
+ DHCP_OPTION_NEW_TZDB_TIMEZONE,
+ strlen(server->timezone), server->timezone);
+ if (r < 0)
+ return r;
+ }
+
r = dhcp_server_send_packet(server, req, packet, DHCP_ACK, offset);
if (r < 0)
return r;
@@ -490,11 +526,7 @@ static int server_send_nak(sd_dhcp_server *server, DHCPRequest *req) {
if (r < 0)
return r;
- r = dhcp_server_send_packet(server, req, packet, DHCP_NAK, offset);
- if (r < 0)
- return r;
-
- return 0;
+ return dhcp_server_send_packet(server, req, packet, DHCP_NAK, offset);
}
static int server_send_forcerenew(sd_dhcp_server *server, be32_t address,
@@ -532,9 +564,8 @@ static int server_send_forcerenew(sd_dhcp_server *server, be32_t address,
return 0;
}
-static int parse_request(uint8_t code, uint8_t len, const uint8_t *option,
- void *user_data) {
- DHCPRequest *req = user_data;
+static int parse_request(uint8_t code, uint8_t len, const void *option, void *userdata) {
+ DHCPRequest *req = userdata;
assert(req);
@@ -590,7 +621,7 @@ static void dhcp_request_free(DHCPRequest *req) {
DEFINE_TRIVIAL_CLEANUP_FUNC(DHCPRequest*, dhcp_request_free);
#define _cleanup_dhcp_request_free_ _cleanup_(dhcp_request_freep)
-static int ensure_sane_request(DHCPRequest *req, DHCPMessage *message) {
+static int ensure_sane_request(sd_dhcp_server *server, DHCPRequest *req, DHCPMessage *message) {
assert(req);
assert(message);
@@ -599,23 +630,27 @@ static int ensure_sane_request(DHCPRequest *req, DHCPMessage *message) {
/* set client id based on MAC address if client did not send an explicit
one */
if (!req->client_id.data) {
- uint8_t *data;
+ void *data;
- data = new0(uint8_t, ETH_ALEN + 1);
+ data = malloc0(ETH_ALEN + 1);
if (!data)
return -ENOMEM;
+ ((uint8_t*) data)[0] = 0x01;
+ memcpy((uint8_t*) data + 1, &message->chaddr, ETH_ALEN);
+
req->client_id.length = ETH_ALEN + 1;
req->client_id.data = data;
- req->client_id.data[0] = 0x01;
- memcpy(&req->client_id.data[1], &message->chaddr, ETH_ALEN);
}
if (req->max_optlen < DHCP_MIN_OPTIONS_SIZE)
req->max_optlen = DHCP_MIN_OPTIONS_SIZE;
- if (!req->lifetime)
- req->lifetime = DHCP_DEFAULT_LEASE_TIME;
+ if (req->lifetime <= 0)
+ req->lifetime = MAX(1ULL, server->default_lease_time);
+
+ if (server->max_lease_time > 0 && req->lifetime > server->max_lease_time)
+ req->lifetime = server->max_lease_time;
return 0;
}
@@ -656,7 +691,7 @@ int dhcp_server_handle_message(sd_dhcp_server *server, DHCPMessage *message,
if (type < 0)
return 0;
- r = ensure_sane_request(req, message);
+ r = ensure_sane_request(server, req, message);
if (r < 0)
/* this only fails on critical errors */
return r;
@@ -665,8 +700,8 @@ int dhcp_server_handle_message(sd_dhcp_server *server, DHCPMessage *message,
&req->client_id);
switch(type) {
- case DHCP_DISCOVER:
- {
+
+ case DHCP_DISCOVER: {
be32_t address = INADDR_ANY;
unsigned i;
@@ -716,9 +751,7 @@ int dhcp_server_handle_message(sd_dhcp_server *server, DHCPMessage *message,
return 1;
- break;
- case DHCP_REQUEST:
- {
+ case DHCP_REQUEST: {
be32_t address;
bool init_reboot = false;
int pool_offset;
@@ -840,6 +873,7 @@ int dhcp_server_handle_message(sd_dhcp_server *server, DHCPMessage *message,
break;
}
+
case DHCP_RELEASE: {
int pool_offset;
@@ -883,13 +917,12 @@ static int server_receive_message(sd_event_source *s, int fd,
.msg_controllen = sizeof(cmsgbuf),
};
struct cmsghdr *cmsg;
- int buflen = 0, len, r;
+ int buflen = 0, len;
assert(server);
- r = ioctl(fd, FIONREAD, &buflen);
- if (r < 0)
- return r;
+ if (ioctl(fd, FIONREAD, &buflen) < 0)
+ return -errno;
if (buflen < 0)
return -EIO;
@@ -914,7 +947,7 @@ static int server_receive_message(sd_event_source *s, int fd,
/* TODO figure out if this can be done as a filter on
* the socket, like for IPv6 */
- if (server->index != info->ipi_ifindex)
+ if (server->ifindex != info->ipi_ifindex)
return 0;
break;
@@ -993,3 +1026,91 @@ int sd_dhcp_server_forcerenew(sd_dhcp_server *server) {
return r;
}
+
+int sd_dhcp_server_set_timezone(sd_dhcp_server *server, const char *timezone) {
+ int r;
+
+ assert_return(server, -EINVAL);
+ assert_return(timezone_is_valid(timezone), -EINVAL);
+
+ if (streq_ptr(timezone, server->timezone))
+ return 0;
+
+ r = free_and_strdup(&server->timezone, timezone);
+ if (r < 0)
+ return r;
+
+ return 1;
+}
+
+int sd_dhcp_server_set_max_lease_time(sd_dhcp_server *server, uint32_t t) {
+ assert_return(server, -EINVAL);
+
+ if (t == server->max_lease_time)
+ return 0;
+
+ server->max_lease_time = t;
+ return 1;
+}
+
+int sd_dhcp_server_set_default_lease_time(sd_dhcp_server *server, uint32_t t) {
+ assert_return(server, -EINVAL);
+
+ if (t == server->default_lease_time)
+ return 0;
+
+ server->default_lease_time = t;
+ return 1;
+}
+
+int sd_dhcp_server_set_dns(sd_dhcp_server *server, const struct in_addr dns[], unsigned n) {
+ assert_return(server, -EINVAL);
+ assert_return(dns || n <= 0, -EINVAL);
+
+ if (server->n_dns == n &&
+ memcmp(server->dns, dns, sizeof(struct in_addr) * n) == 0)
+ return 0;
+
+ if (n <= 0) {
+ server->dns = mfree(server->dns);
+ server->n_dns = 0;
+ } else {
+ struct in_addr *c;
+
+ c = newdup(struct in_addr, dns, n);
+ if (!c)
+ return -ENOMEM;
+
+ free(server->dns);
+ server->dns = c;
+ server->n_dns = n;
+ }
+
+ return 1;
+}
+
+int sd_dhcp_server_set_ntp(sd_dhcp_server *server, const struct in_addr ntp[], unsigned n) {
+ assert_return(server, -EINVAL);
+ assert_return(ntp || n <= 0, -EINVAL);
+
+ if (server->n_ntp == n &&
+ memcmp(server->ntp, ntp, sizeof(struct in_addr) * n) == 0)
+ return 0;
+
+ if (n <= 0) {
+ server->ntp = mfree(server->ntp);
+ server->n_ntp = 0;
+ } else {
+ struct in_addr *c;
+
+ c = newdup(struct in_addr, ntp, n);
+ if (!c)
+ return -ENOMEM;
+
+ free(server->ntp);
+ server->ntp = c;
+ server->n_ntp = n;
+ }
+
+ return 1;
+}
diff --git a/src/libsystemd-network/sd-dhcp6-client.c b/src/libsystemd-network/sd-dhcp6-client.c
index 10c3654020..5489c77864 100644
--- a/src/libsystemd-network/sd-dhcp6-client.c
+++ b/src/libsystemd-network/sd-dhcp6-client.c
@@ -27,7 +27,6 @@
#include "udev.h"
#include "udev-util.h"
#include "util.h"
-#include "refcnt.h"
#include "random-util.h"
#include "network-internal.h"
@@ -40,7 +39,7 @@
#define MAX_MAC_ADDR_LEN INFINIBAND_ALEN
struct sd_dhcp6_client {
- RefCount n_ref;
+ unsigned n_ref;
enum DHCP6State state;
sd_event *event;
@@ -113,9 +112,7 @@ DEFINE_TRIVIAL_CLEANUP_FUNC(sd_dhcp6_client*, sd_dhcp6_client_unref);
static int client_start(sd_dhcp6_client *client, enum DHCP6State state);
-int sd_dhcp6_client_set_callback(sd_dhcp6_client *client,
- sd_dhcp6_client_cb_t cb, void *userdata)
-{
+int sd_dhcp6_client_set_callback(sd_dhcp6_client *client, sd_dhcp6_client_cb_t cb, void *userdata) {
assert_return(client, -EINVAL);
client->cb = cb;
@@ -124,8 +121,7 @@ int sd_dhcp6_client_set_callback(sd_dhcp6_client *client,
return 0;
}
-int sd_dhcp6_client_set_index(sd_dhcp6_client *client, int interface_index)
-{
+int sd_dhcp6_client_set_index(sd_dhcp6_client *client, int interface_index) {
assert_return(client, -EINVAL);
assert_return(interface_index >= -1, -EINVAL);
@@ -134,9 +130,11 @@ int sd_dhcp6_client_set_index(sd_dhcp6_client *client, int interface_index)
return 0;
}
-int sd_dhcp6_client_set_mac(sd_dhcp6_client *client, const uint8_t *addr,
- size_t addr_len, uint16_t arp_type)
-{
+int sd_dhcp6_client_set_mac(
+ sd_dhcp6_client *client,
+ const uint8_t *addr, size_t addr_len,
+ uint16_t arp_type) {
+
assert_return(client, -EINVAL);
assert_return(addr, -EINVAL);
assert_return(addr_len > 0 && addr_len <= MAX_MAC_ADDR_LEN, -EINVAL);
@@ -160,16 +158,17 @@ int sd_dhcp6_client_set_mac(sd_dhcp6_client *client, const uint8_t *addr,
return 0;
}
-static int client_ensure_duid(sd_dhcp6_client *client)
-{
+static int client_ensure_duid(sd_dhcp6_client *client) {
if (client->duid_len != 0)
return 0;
+
return dhcp_identifier_set_duid_en(&client->duid, &client->duid_len);
}
-int sd_dhcp6_client_set_duid(sd_dhcp6_client *client, uint16_t type, uint8_t *duid,
- size_t duid_len)
-{
+int sd_dhcp6_client_set_duid(
+ sd_dhcp6_client *client,
+ uint16_t type,
+ uint8_t *duid, size_t duid_len) {
assert_return(client, -EINVAL);
assert_return(duid, -EINVAL);
assert_return(duid_len > 0 && duid_len <= MAX_DUID_LEN, -EINVAL);
@@ -203,8 +202,7 @@ int sd_dhcp6_client_set_duid(sd_dhcp6_client *client, uint16_t type, uint8_t *du
return 0;
}
-int sd_dhcp6_client_set_information_request(sd_dhcp6_client *client,
- bool enabled) {
+int sd_dhcp6_client_set_information_request(sd_dhcp6_client *client, bool enabled) {
assert_return(client, -EINVAL);
client->information_request = enabled;
@@ -212,8 +210,7 @@ int sd_dhcp6_client_set_information_request(sd_dhcp6_client *client,
return 0;
}
-int sd_dhcp6_client_get_information_request(sd_dhcp6_client *client,
- bool *enabled) {
+int sd_dhcp6_client_get_information_request(sd_dhcp6_client *client, bool *enabled) {
assert_return(client, -EINVAL);
assert_return(enabled, -EINVAL);
@@ -222,8 +219,7 @@ int sd_dhcp6_client_get_information_request(sd_dhcp6_client *client,
return 0;
}
-int sd_dhcp6_client_set_request_option(sd_dhcp6_client *client,
- uint16_t option) {
+int sd_dhcp6_client_set_request_option(sd_dhcp6_client *client, uint16_t option) {
size_t t;
assert_return(client, -EINVAL);
@@ -805,9 +801,7 @@ static int client_parse_message(sd_dhcp6_client *client,
return r;
}
-static int client_receive_reply(sd_dhcp6_client *client, DHCP6Message *reply,
- size_t len)
-{
+static int client_receive_reply(sd_dhcp6_client *client, DHCP6Message *reply, size_t len) {
int r;
_cleanup_dhcp6_lease_free_ sd_dhcp6_lease *lease = NULL;
bool rapid_commit;
@@ -843,8 +837,7 @@ static int client_receive_reply(sd_dhcp6_client *client, DHCP6Message *reply,
return DHCP6_STATE_BOUND;
}
-static int client_receive_advertise(sd_dhcp6_client *client,
- DHCP6Message *advertise, size_t len) {
+static int client_receive_advertise(sd_dhcp6_client *client, DHCP6Message *advertise, size_t len) {
int r;
_cleanup_dhcp6_lease_free_ sd_dhcp6_lease *lease = NULL;
uint8_t pref_advertise = 0, pref_lease = 0;
@@ -879,8 +872,7 @@ static int client_receive_advertise(sd_dhcp6_client *client,
return r;
}
-static int client_receive_message(sd_event_source *s, int fd, uint32_t revents,
- void *userdata) {
+static int client_receive_message(sd_event_source *s, int fd, uint32_t revents, void *userdata) {
sd_dhcp6_client *client = userdata;
DHCP6_CLIENT_DONT_DESTROY(client);
_cleanup_free_ DHCP6Message *message;
@@ -991,8 +983,7 @@ static int client_receive_message(sd_event_source *s, int fd, uint32_t revents,
return 0;
}
-static int client_start(sd_dhcp6_client *client, enum DHCP6State state)
-{
+static int client_start(sd_dhcp6_client *client, enum DHCP6State state) {
int r;
usec_t timeout, time_now;
char time_string[FORMAT_TIMESPAN_MAX];
@@ -1121,15 +1112,13 @@ static int client_start(sd_dhcp6_client *client, enum DHCP6State state)
return 0;
}
-int sd_dhcp6_client_stop(sd_dhcp6_client *client)
-{
+int sd_dhcp6_client_stop(sd_dhcp6_client *client) {
client_stop(client, DHCP6_EVENT_STOP);
return 0;
}
-int sd_dhcp6_client_start(sd_dhcp6_client *client)
-{
+int sd_dhcp6_client_start(sd_dhcp6_client *client) {
int r = 0;
enum DHCP6State state = DHCP6_STATE_SOLICITATION;
@@ -1185,9 +1174,7 @@ error:
return r;
}
-int sd_dhcp6_client_attach_event(sd_dhcp6_client *client, sd_event *event,
- int priority)
-{
+int sd_dhcp6_client_attach_event(sd_dhcp6_client *client, sd_event *event, int priority) {
int r;
assert_return(client, -EINVAL);
@@ -1222,30 +1209,39 @@ sd_event *sd_dhcp6_client_get_event(sd_dhcp6_client *client) {
}
sd_dhcp6_client *sd_dhcp6_client_ref(sd_dhcp6_client *client) {
- if (client)
- assert_se(REFCNT_INC(client->n_ref) >= 2);
+
+ if (!client)
+ return NULL;
+
+ assert(client->n_ref >= 1);
+ client->n_ref++;
return client;
}
sd_dhcp6_client *sd_dhcp6_client_unref(sd_dhcp6_client *client) {
- if (client && REFCNT_DEC(client->n_ref) == 0) {
- client_reset(client);
- sd_dhcp6_client_detach_event(client);
- sd_dhcp6_lease_unref(client->lease);
+ if (!client)
+ return NULL;
- free(client->req_opts);
- free(client);
+ assert(client->n_ref >= 1);
+ client->n_ref--;
+ if (client->n_ref > 0)
return NULL;
- }
- return client;
+ client_reset(client);
+
+ sd_dhcp6_client_detach_event(client);
+ sd_dhcp6_lease_unref(client->lease);
+
+ free(client->req_opts);
+ free(client);
+
+ return NULL;
}
-int sd_dhcp6_client_new(sd_dhcp6_client **ret)
-{
+int sd_dhcp6_client_new(sd_dhcp6_client **ret) {
_cleanup_dhcp6_client_unref_ sd_dhcp6_client *client = NULL;
size_t t;
@@ -1255,7 +1251,7 @@ int sd_dhcp6_client_new(sd_dhcp6_client **ret)
if (!client)
return -ENOMEM;
- client->n_ref = REFCNT_INIT;
+ client->n_ref = 1;
client->ia_na.type = DHCP6_OPTION_IA_NA;
diff --git a/src/libsystemd-network/sd-dhcp6-lease.c b/src/libsystemd-network/sd-dhcp6-lease.c
index f0494b3c91..f34af6eaba 100644
--- a/src/libsystemd-network/sd-dhcp6-lease.c
+++ b/src/libsystemd-network/sd-dhcp6-lease.c
@@ -247,8 +247,7 @@ int sd_dhcp6_lease_get_domains(sd_dhcp6_lease *lease, char ***domains) {
return -ENOENT;
}
-int dhcp6_lease_set_ntp(sd_dhcp6_lease *lease, uint8_t *optval, size_t optlen)
-{
+int dhcp6_lease_set_ntp(sd_dhcp6_lease *lease, uint8_t *optval, size_t optlen) {
int r;
uint16_t subopt;
size_t sublen;
@@ -361,26 +360,38 @@ int sd_dhcp6_lease_get_ntp_fqdn(sd_dhcp6_lease *lease, char ***ntp_fqdn) {
}
sd_dhcp6_lease *sd_dhcp6_lease_ref(sd_dhcp6_lease *lease) {
- if (lease)
- assert_se(REFCNT_INC(lease->n_ref) >= 2);
+
+ if (!lease)
+ return NULL;
+
+ assert(lease->n_ref >= 1);
+ lease->n_ref++;
return lease;
}
sd_dhcp6_lease *sd_dhcp6_lease_unref(sd_dhcp6_lease *lease) {
- if (lease && REFCNT_DEC(lease->n_ref) == 0) {
- free(lease->serverid);
- dhcp6_lease_free_ia(&lease->ia);
- free(lease->dns);
+ if (!lease)
+ return NULL;
- lease->domains = strv_free(lease->domains);
+ assert(lease->n_ref >= 1);
+ lease->n_ref--;
- free(lease->ntp);
+ if (lease->n_ref > 0)
+ return NULL;
- lease->ntp_fqdn = strv_free(lease->ntp_fqdn);
- free(lease);
- }
+ free(lease->serverid);
+ dhcp6_lease_free_ia(&lease->ia);
+
+ free(lease->dns);
+
+ lease->domains = strv_free(lease->domains);
+
+ free(lease->ntp);
+
+ lease->ntp_fqdn = strv_free(lease->ntp_fqdn);
+ free(lease);
return NULL;
}
@@ -392,7 +403,7 @@ int dhcp6_lease_new(sd_dhcp6_lease **ret) {
if (!lease)
return -ENOMEM;
- lease->n_ref = REFCNT_INIT;
+ lease->n_ref = 1;
LIST_HEAD_INIT(lease->ia.addresses);
diff --git a/src/libsystemd-network/sd-icmp6-nd.c b/src/libsystemd-network/sd-icmp6-nd.c
index 2f867e8562..e80232a7e0 100644
--- a/src/libsystemd-network/sd-icmp6-nd.c
+++ b/src/libsystemd-network/sd-icmp6-nd.c
@@ -25,7 +25,6 @@
#include <sys/ioctl.h>
#include "socket-util.h"
-#include "refcnt.h"
#include "async.h"
#include "dhcp6-internal.h"
@@ -47,7 +46,7 @@ enum icmp6_nd_state {
typedef struct ICMP6Prefix ICMP6Prefix;
struct ICMP6Prefix {
- RefCount n_ref;
+ unsigned n_ref;
LIST_FIELDS(ICMP6Prefix, prefixes);
@@ -57,7 +56,7 @@ struct ICMP6Prefix {
};
struct sd_icmp6_nd {
- RefCount n_ref;
+ unsigned n_ref;
enum icmp6_nd_state state;
sd_event *event;
@@ -78,13 +77,18 @@ struct sd_icmp6_nd {
#define log_icmp6_nd(p, fmt, ...) log_internal(LOG_DEBUG, 0, __FILE__, __LINE__, __func__, "ICMPv6 CLIENT: " fmt, ##__VA_ARGS__)
static ICMP6Prefix *icmp6_prefix_unref(ICMP6Prefix *prefix) {
- if (prefix && REFCNT_DEC(prefix->n_ref) <= 0) {
- prefix->timeout_valid =
- sd_event_source_unref(prefix->timeout_valid);
- free(prefix);
- }
+ if (!prefix)
+ return NULL;
+
+ assert(prefix->n_ref > 0);
+ prefix->n_ref--;
+ if (prefix->n_ref > 0)
+ return NULL;
+
+ prefix->timeout_valid = sd_event_source_unref(prefix->timeout_valid);
+ free(prefix);
return NULL;
}
@@ -97,7 +101,7 @@ static int icmp6_prefix_new(ICMP6Prefix **ret) {
if (!prefix)
return -ENOMEM;
- prefix->n_ref = REFCNT_INIT;
+ prefix->n_ref = 1;
LIST_INIT(prefixes, prefix);
*ret = prefix;
@@ -106,8 +110,7 @@ static int icmp6_prefix_new(ICMP6Prefix **ret) {
return 0;
}
-static void icmp6_nd_notify(sd_icmp6_nd *nd, int event)
-{
+static void icmp6_nd_notify(sd_icmp6_nd *nd, int event) {
if (nd->callback)
nd->callback(nd, event, nd->userdata);
}
@@ -177,9 +180,12 @@ sd_event *sd_icmp6_nd_get_event(sd_icmp6_nd *nd) {
}
sd_icmp6_nd *sd_icmp6_nd_ref(sd_icmp6_nd *nd) {
- assert (nd);
- assert_se(REFCNT_INC(nd->n_ref) >= 2);
+ if (!nd)
+ return NULL;
+
+ assert(nd->n_ref > 0);
+ nd->n_ref++;
return nd;
}
@@ -195,21 +201,28 @@ static int icmp6_nd_init(sd_icmp6_nd *nd) {
}
sd_icmp6_nd *sd_icmp6_nd_unref(sd_icmp6_nd *nd) {
- if (nd && REFCNT_DEC(nd->n_ref) == 0) {
- ICMP6Prefix *prefix, *p;
+ ICMP6Prefix *prefix, *p;
- icmp6_nd_init(nd);
- sd_icmp6_nd_detach_event(nd);
+ if (!nd)
+ return NULL;
- LIST_FOREACH_SAFE(prefixes, prefix, p, nd->prefixes) {
- LIST_REMOVE(prefixes, nd->prefixes, prefix);
+ assert(nd->n_ref > 0);
+ nd->n_ref--;
- prefix = icmp6_prefix_unref(prefix);
- }
+ if (nd->n_ref > 0)
+ return NULL;
+
+ icmp6_nd_init(nd);
+ sd_icmp6_nd_detach_event(nd);
- free(nd);
+ LIST_FOREACH_SAFE(prefixes, prefix, p, nd->prefixes) {
+ LIST_REMOVE(prefixes, nd->prefixes, prefix);
+
+ prefix = icmp6_prefix_unref(prefix);
}
+ free(nd);
+
return NULL;
}
@@ -225,7 +238,7 @@ int sd_icmp6_nd_new(sd_icmp6_nd **ret) {
if (!nd)
return -ENOMEM;
- nd->n_ref = REFCNT_INIT;
+ nd->n_ref = 1;
nd->index = -1;
nd->fd = -1;
@@ -376,9 +389,7 @@ int sd_icmp6_ra_get_prefixlen(sd_icmp6_nd *nd, const struct in6_addr *addr,
return 0;
}
-int sd_icmp6_ra_get_expired_prefix(sd_icmp6_nd *nd, struct in6_addr **addr,
- uint8_t *prefixlen)
-{
+int sd_icmp6_ra_get_expired_prefix(sd_icmp6_nd *nd, struct in6_addr **addr, uint8_t *prefixlen) {
assert_return(nd, -EINVAL);
assert_return(addr, -EINVAL);
assert_return(prefixlen, -EINVAL);
@@ -525,9 +536,7 @@ static int icmp6_ra_parse(sd_icmp6_nd *nd, struct nd_router_advert *ra,
return 0;
}
-static int icmp6_router_advertisment_recv(sd_event_source *s, int fd,
- uint32_t revents, void *userdata)
-{
+static int icmp6_router_advertisment_recv(sd_event_source *s, int fd, uint32_t revents, void *userdata) {
sd_icmp6_nd *nd = userdata;
int r, buflen = 0;
ssize_t len;
@@ -586,9 +595,7 @@ static int icmp6_router_advertisment_recv(sd_event_source *s, int fd,
return 0;
}
-static int icmp6_router_solicitation_timeout(sd_event_source *s, uint64_t usec,
- void *userdata)
-{
+static int icmp6_router_solicitation_timeout(sd_event_source *s, uint64_t usec, void *userdata) {
sd_icmp6_nd *nd = userdata;
uint64_t time_now, next_timeout;
struct ether_addr unset = { };
diff --git a/src/libsystemd-network/sd-ipv4ll.c b/src/libsystemd-network/sd-ipv4ll.c
index f080c5c0a7..0fc05e1484 100644
--- a/src/libsystemd-network/sd-ipv4ll.c
+++ b/src/libsystemd-network/sd-ipv4ll.c
@@ -26,7 +26,6 @@
#include "util.h"
#include "siphash24.h"
#include "list.h"
-#include "refcnt.h"
#include "random-util.h"
#include "ipv4ll-internal.h"
@@ -68,7 +67,7 @@ typedef enum IPv4LLState {
} IPv4LLState;
struct sd_ipv4ll {
- RefCount n_ref;
+ unsigned n_ref;
IPv4LLState state;
int index;
@@ -598,30 +597,39 @@ int sd_ipv4ll_stop(sd_ipv4ll *ll) {
}
sd_ipv4ll *sd_ipv4ll_ref(sd_ipv4ll *ll) {
- if (ll)
- assert_se(REFCNT_INC(ll->n_ref) >= 2);
+
+ if (!ll)
+ return NULL;
+
+ assert(ll->n_ref >= 1);
+ ll->n_ref++;
return ll;
}
sd_ipv4ll *sd_ipv4ll_unref(sd_ipv4ll *ll) {
- if (ll && REFCNT_DEC(ll->n_ref) == 0) {
- ll->receive_message =
- sd_event_source_unref(ll->receive_message);
- ll->fd = safe_close(ll->fd);
- ll->timer = sd_event_source_unref(ll->timer);
+ if (!ll)
+ return NULL;
- sd_ipv4ll_detach_event(ll);
+ assert(ll->n_ref >= 1);
+ ll->n_ref--;
- free(ll->random_data);
- free(ll->random_data_state);
- free(ll);
+ if (ll->n_ref > 0)
+ return ll;
- return NULL;
- }
+ ll->receive_message = sd_event_source_unref(ll->receive_message);
+ ll->fd = safe_close(ll->fd);
- return ll;
+ ll->timer = sd_event_source_unref(ll->timer);
+
+ sd_ipv4ll_detach_event(ll);
+
+ free(ll->random_data);
+ free(ll->random_data_state);
+ free(ll);
+
+ return NULL;
}
DEFINE_TRIVIAL_CLEANUP_FUNC(sd_ipv4ll*, sd_ipv4ll_unref);
@@ -636,7 +644,7 @@ int sd_ipv4ll_new(sd_ipv4ll **ret) {
if (!ll)
return -ENOMEM;
- ll->n_ref = REFCNT_INIT;
+ ll->n_ref = 1;
ll->state = IPV4LL_STATE_INIT;
ll->index = -1;
ll->fd = -1;
diff --git a/src/libsystemd-network/sd-pppoe.c b/src/libsystemd-network/sd-pppoe.c
index ff064f563f..c6c9da812b 100644
--- a/src/libsystemd-network/sd-pppoe.c
+++ b/src/libsystemd-network/sd-pppoe.c
@@ -36,7 +36,6 @@
#include "random-util.h"
#include "socket-util.h"
#include "async.h"
-#include "refcnt.h"
#include "utf8.h"
#define PPPOE_MAX_PACKET_SIZE 1484
@@ -68,7 +67,7 @@ typedef struct PPPoETags {
} PPPoETags;
struct sd_pppoe {
- RefCount n_ref;
+ unsigned n_ref;
PPPoEState state;
uint64_t host_uniq;
@@ -202,23 +201,34 @@ int sd_pppoe_detach_event(sd_pppoe *ppp) {
}
sd_pppoe *sd_pppoe_ref(sd_pppoe *ppp) {
- if (ppp)
- assert_se(REFCNT_INC(ppp->n_ref) >= 2);
+
+ if (!ppp)
+ return NULL;
+
+ assert(ppp->n_ref > 0);
+ ppp->n_ref++;
return ppp;
}
sd_pppoe *sd_pppoe_unref(sd_pppoe *ppp) {
- if (ppp && REFCNT_DEC(ppp->n_ref) <= 0) {
- pppoe_tags_clear(&ppp->tags);
- free(ppp->ifname);
- free(ppp->service_name);
- sd_pppoe_stop(ppp);
- sd_pppoe_detach_event(ppp);
-
- free(ppp);
- }
+ if (!ppp)
+ return NULL;
+
+ assert(ppp->n_ref > 0);
+ ppp->n_ref--;
+
+ if (ppp->n_ref > 0)
+ return NULL;
+
+ pppoe_tags_clear(&ppp->tags);
+ free(ppp->ifname);
+ free(ppp->service_name);
+ sd_pppoe_stop(ppp);
+ sd_pppoe_detach_event(ppp);
+
+ free(ppp);
return NULL;
}
@@ -231,7 +241,7 @@ int sd_pppoe_new (sd_pppoe **ret) {
if (!ppp)
return -ENOMEM;
- ppp->n_ref = REFCNT_INIT;
+ ppp->n_ref = 1;
ppp->state = _PPPOE_STATE_INVALID;
ppp->ifindex = -1;
ppp->fd = -1;
diff --git a/src/libsystemd-network/test-dhcp-client.c b/src/libsystemd-network/test-dhcp-client.c
index 200499d613..29c20b77e3 100644
--- a/src/libsystemd-network/test-dhcp-client.c
+++ b/src/libsystemd-network/test-dhcp-client.c
@@ -43,16 +43,13 @@ static test_callback_recv_t callback_recv;
static be32_t xid;
static sd_event_source *test_hangcheck;
-static int test_dhcp_hangcheck(sd_event_source *s, uint64_t usec,
- void *userdata)
-{
+static int test_dhcp_hangcheck(sd_event_source *s, uint64_t usec, void *userdata) {
assert_not_reached("Test case should have completed in 2 seconds");
return 0;
}
-static void test_request_basic(sd_event *e)
-{
+static void test_request_basic(sd_event *e) {
int r;
sd_dhcp_client *client;
@@ -87,10 +84,7 @@ static void test_request_basic(sd_event *e)
assert_se(sd_dhcp_client_set_request_option(client,
DHCP_OPTION_DOMAIN_NAME) == -EEXIST);
assert_se(sd_dhcp_client_set_request_option(client,
- DHCP_OPTION_DOMAIN_NAME_SERVER)
- == -EEXIST);
- assert_se(sd_dhcp_client_set_request_option(client,
- DHCP_OPTION_NTP_SERVER) == -EEXIST);
+ DHCP_OPTION_DOMAIN_NAME_SERVER) == -EEXIST);
assert_se(sd_dhcp_client_set_request_option(client,
DHCP_OPTION_PAD) == -EINVAL);
@@ -112,8 +106,7 @@ static void test_request_basic(sd_event *e)
sd_dhcp_client_unref(client);
}
-static void test_checksum(void)
-{
+static void test_checksum(void) {
uint8_t buf[20] = {
0x45, 0x00, 0x02, 0x40, 0x00, 0x00, 0x00, 0x00,
0x40, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -126,9 +119,7 @@ static void test_checksum(void)
assert_se(dhcp_packet_checksum((uint8_t*)&buf, 20) == be16toh(0x78ae));
}
-static int check_options(uint8_t code, uint8_t len, const uint8_t *option,
- void *user_data)
-{
+static int check_options(uint8_t code, uint8_t len, const void *option, void *userdata) {
switch(code) {
case DHCP_OPTION_CLIENT_IDENTIFIER:
{
@@ -141,10 +132,10 @@ static int check_options(uint8_t code, uint8_t len, const uint8_t *option,
assert_se(len == sizeof(uint8_t) + sizeof(uint32_t) + duid_len);
assert_se(len == 19);
- assert_se(option[0] == 0xff);
+ assert_se(((uint8_t*) option)[0] == 0xff);
- assert_se(memcmp(&option[1], &iaid, sizeof(iaid)) == 0);
- assert_se(memcmp(&option[5], &duid, duid_len) == 0);
+ assert_se(memcmp((uint8_t*) option + 1, &iaid, sizeof(iaid)) == 0);
+ assert_se(memcmp((uint8_t*) option + 5, &duid, duid_len) == 0);
break;
}
@@ -155,9 +146,7 @@ static int check_options(uint8_t code, uint8_t len, const uint8_t *option,
return 0;
}
-int dhcp_network_send_raw_socket(int s, const union sockaddr_union *link,
- const void *packet, size_t len)
-{
+int dhcp_network_send_raw_socket(int s, const union sockaddr_union *link, const void *packet, size_t len) {
size_t size;
_cleanup_free_ DHCPPacket *discover;
uint16_t ip_check, udp_check;
@@ -202,18 +191,20 @@ int dhcp_network_send_raw_socket(int s, const union sockaddr_union *link,
return 575;
}
-int dhcp_network_bind_raw_socket(int index, union sockaddr_union *link,
- uint32_t id, const uint8_t *addr,
- size_t addr_len, uint16_t arp_type)
-{
+int dhcp_network_bind_raw_socket(
+ int index,
+ union sockaddr_union *link,
+ uint32_t id,
+ const uint8_t *addr, size_t addr_len,
+ uint16_t arp_type) {
+
if (socketpair(AF_UNIX, SOCK_STREAM, 0, test_fd) < 0)
return -errno;
return test_fd[0];
}
-int dhcp_network_bind_udp_socket(be32_t address, uint16_t port)
-{
+int dhcp_network_bind_udp_socket(be32_t address, uint16_t port) {
int fd;
fd = socket(AF_INET, SOCK_DGRAM|SOCK_CLOEXEC, 0);
@@ -223,14 +214,11 @@ int dhcp_network_bind_udp_socket(be32_t address, uint16_t port)
return fd;
}
-int dhcp_network_send_udp_socket(int s, be32_t address, uint16_t port,
- const void *packet, size_t len)
-{
+int dhcp_network_send_udp_socket(int s, be32_t address, uint16_t port, const void *packet, size_t len) {
return 0;
}
-static int test_discover_message_verify(size_t size, struct DHCPMessage *dhcp)
-{
+static int test_discover_message_verify(size_t size, struct DHCPMessage *dhcp) {
int res;
res = dhcp_option_parse(dhcp, size, check_options, NULL);
@@ -242,8 +230,7 @@ static int test_discover_message_verify(size_t size, struct DHCPMessage *dhcp)
return 0;
}
-static void test_discover_message(sd_event *e)
-{
+static void test_discover_message(sd_event *e) {
sd_dhcp_client *client;
int res, r;
diff --git a/src/libsystemd-network/test-dhcp-option.c b/src/libsystemd-network/test-dhcp-option.c
index a63a4ea738..b1ef174849 100644
--- a/src/libsystemd-network/test-dhcp-option.c
+++ b/src/libsystemd-network/test-dhcp-option.c
@@ -145,8 +145,8 @@ static void test_ignore_opts(uint8_t *descoption, int *descpos, int *desclen) {
}
}
-static int test_options_cb(uint8_t code, uint8_t len, const uint8_t *option, void *user_data) {
- struct option_desc *desc = user_data;
+static int test_options_cb(uint8_t code, uint8_t len, const void *option, void *userdata) {
+ struct option_desc *desc = userdata;
uint8_t *descoption = NULL;
int *desclen = NULL, *descpos = NULL;
uint8_t optcode = 0;
@@ -207,10 +207,10 @@ static int test_options_cb(uint8_t code, uint8_t len, const uint8_t *option, voi
for (i = 0; i < len; i++) {
if (verbose)
- printf("0x%02x(0x%02x) ", option[i],
+ printf("0x%02x(0x%02x) ", ((uint8_t*) option)[i],
descoption[*descpos + 2 + i]);
- assert_se(option[i] == descoption[*descpos + 2 + i]);
+ assert_se(((uint8_t*) option)[i] == descoption[*descpos + 2 + i]);
}
if (verbose)
diff --git a/src/libsystemd-network/test-dhcp6-client.c b/src/libsystemd-network/test-dhcp6-client.c
index 6e62262443..12daac3211 100644
--- a/src/libsystemd-network/test-dhcp6-client.c
+++ b/src/libsystemd-network/test-dhcp6-client.c
@@ -501,8 +501,7 @@ static int test_client_verify_request(DHCP6Message *request, uint8_t *option,
return 0;
}
-static int test_client_send_advertise(DHCP6Message *solicit)
-{
+static int test_client_send_advertise(DHCP6Message *solicit) {
DHCP6Message advertise;
advertise.transaction_id = solicit->transaction_id;
diff --git a/src/libsystemd-network/test-ipv4ll.c b/src/libsystemd-network/test-ipv4ll.c
index 5677bfb2d2..d60ee98b25 100644
--- a/src/libsystemd-network/test-ipv4ll.c
+++ b/src/libsystemd-network/test-ipv4ll.c
@@ -39,9 +39,9 @@ static int test_fd[2];
static int basic_request_handler_bind = 0;
static int basic_request_handler_stop = 0;
-static void* basic_request_handler_user_data = (void*)0xCABCAB;
+static void* basic_request_handler_userdata = (void*)0xCABCAB;
static void basic_request_handler(sd_ipv4ll *ll, int event, void *userdata) {
- assert_se(userdata == basic_request_handler_user_data);
+ assert_se(userdata == basic_request_handler_userdata);
switch(event) {
case IPV4LL_EVENT_STOP:
@@ -175,7 +175,7 @@ static void test_basic_request(sd_event *e) {
assert_se(sd_ipv4ll_start(ll) == -EINVAL);
assert_se(sd_ipv4ll_set_callback(ll, basic_request_handler,
- basic_request_handler_user_data) == 0);
+ basic_request_handler_userdata) == 0);
assert_se(sd_ipv4ll_start(ll) == -EINVAL);
assert_se(sd_ipv4ll_set_index(ll, 1) == 0);
diff --git a/src/libsystemd/sd-bus/bus-message.c b/src/libsystemd/sd-bus/bus-message.c
index a21ed8cb62..366a026426 100644
--- a/src/libsystemd/sd-bus/bus-message.c
+++ b/src/libsystemd/sd-bus/bus-message.c
@@ -1024,7 +1024,9 @@ _public_ const char *sd_bus_message_get_sender(sd_bus_message *m) {
_public_ const sd_bus_error *sd_bus_message_get_error(sd_bus_message *m) {
assert_return(m, NULL);
- assert_return(sd_bus_error_is_set(&m->error), NULL);
+
+ if (!sd_bus_error_is_set(&m->error))
+ return NULL;
return &m->error;
}
diff --git a/src/libsystemd/sd-hwdb/sd-hwdb.c b/src/libsystemd/sd-hwdb/sd-hwdb.c
index 40aa77ee5c..06c98314e8 100644
--- a/src/libsystemd/sd-hwdb/sd-hwdb.c
+++ b/src/libsystemd/sd-hwdb/sd-hwdb.c
@@ -79,8 +79,7 @@ static bool linebuf_add(struct linebuf *buf, const char *s, size_t len) {
return true;
}
-static bool linebuf_add_char(struct linebuf *buf, char c)
-{
+static bool linebuf_add_char(struct linebuf *buf, char c) {
if (buf->len + 1 >= sizeof(buf->bytes))
return false;
buf->bytes[buf->len++] = c;
@@ -269,13 +268,13 @@ static int trie_search_f(sd_hwdb *hwdb, const char *search) {
}
static const char hwdb_bin_paths[] =
- "/etc/systemd/hwdb/hwdb.bin\0"
- "/etc/udev/hwdb.bin\0"
- "/usr/lib/systemd/hwdb/hwdb.bin\0"
+ "/etc/systemd/hwdb/hwdb.bin\0"
+ "/etc/udev/hwdb.bin\0"
+ "/usr/lib/systemd/hwdb/hwdb.bin\0"
#ifdef HAVE_SPLIT_USR
- "/lib/systemd/hwdb/hwdb.bin\0"
+ "/lib/systemd/hwdb/hwdb.bin\0"
#endif
- UDEVLIBEXECDIR "/hwdb.bin\0";
+ UDEVLIBEXECDIR "/hwdb.bin\0";
_public_ int sd_hwdb_new(sd_hwdb **ret) {
_cleanup_hwdb_unref_ sd_hwdb *hwdb = NULL;
diff --git a/src/libsystemd/sd-network/sd-network.c b/src/libsystemd/sd-network/sd-network.c
index b63fdf8fcb..87d87359b8 100644
--- a/src/libsystemd/sd-network/sd-network.c
+++ b/src/libsystemd/sd-network/sd-network.c
@@ -214,6 +214,28 @@ _public_ int sd_network_link_get_lldp(int ifindex, char **lldp) {
return 0;
}
+int sd_network_link_get_timezone(int ifindex, char **ret) {
+ _cleanup_free_ char *s = NULL, *p = NULL;
+ int r;
+
+ assert_return(ifindex > 0, -EINVAL);
+ assert_return(ret, -EINVAL);
+
+ if (asprintf(&p, "/run/systemd/netif/links/%d", ifindex) < 0)
+ return -ENOMEM;
+
+ r = parse_env_file(p, NEWLINE, "TIMEZONE", &s, NULL);
+ if (r == -ENOENT)
+ return -ENODATA;
+ if (r < 0)
+ return r;
+ if (isempty(s))
+ return -ENODATA;
+
+ *ret = s;
+ s = NULL;
+ return 0;
+}
static int network_get_link_strv(const char *key, int ifindex, char ***ret) {
_cleanup_free_ char *p = NULL, *s = NULL;
diff --git a/src/network/networkctl.c b/src/network/networkctl.c
index c9b53dc3f6..2281d4b718 100644
--- a/src/network/networkctl.c
+++ b/src/network/networkctl.c
@@ -497,7 +497,7 @@ static int link_status_one(
sd_hwdb *hwdb,
const char *name) {
_cleanup_strv_free_ char **dns = NULL, **ntp = NULL, **domains = NULL;
- _cleanup_free_ char *setup_state = NULL, *operational_state = NULL;
+ _cleanup_free_ char *setup_state = NULL, *operational_state = NULL, *timezone = NULL;
_cleanup_netlink_message_unref_ sd_netlink_message *req = NULL, *reply = NULL;
_cleanup_device_unref_ sd_device *d = NULL;
char devid[2 + DECIMAL_STR_MAX(int)];
@@ -570,7 +570,6 @@ static int link_status_one(
setup_state_to_color(setup_state, &on_color_setup, &off_color_setup);
sd_network_link_get_dns(ifindex, &dns);
- sd_network_link_get_ntp(ifindex, &ntp);
sd_network_link_get_domains(ifindex, &domains);
r = sd_network_link_get_wildcard_domain(ifindex);
if (r > 0) {
@@ -652,6 +651,8 @@ static int link_status_one(
dump_list(" DNS: ", dns);
if (!strv_isempty(domains))
dump_list(" Domain: ", domains);
+
+ (void) sd_network_link_get_ntp(ifindex, &ntp);
if (!strv_isempty(ntp))
dump_list(" NTP: ", ntp);
@@ -661,6 +662,10 @@ static int link_status_one(
if (!strv_isempty(carrier_bound_by))
dump_list("Carrier Bound By: ", carrier_bound_by);
+ (void) sd_network_link_get_timezone(ifindex, &timezone);
+ if (timezone)
+ printf(" Time Zone: %s", timezone);
+
return 0;
}
diff --git a/src/network/networkd-address-pool.c b/src/network/networkd-address-pool.c
index 584a956a7e..d609daafde 100644
--- a/src/network/networkd-address-pool.c
+++ b/src/network/networkd-address-pool.c
@@ -19,9 +19,8 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-
#include "networkd.h"
-#include "networkd-link.h"
+#include "networkd-address-pool.h"
int address_pool_new(
Manager *m,
diff --git a/src/network/networkd-address-pool.h b/src/network/networkd-address-pool.h
new file mode 100644
index 0000000000..e6207ccce6
--- /dev/null
+++ b/src/network/networkd-address-pool.h
@@ -0,0 +1,43 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+ This file is part of systemd.
+
+ Copyright 2014 Lennart Poettering
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+typedef struct AddressPool AddressPool;
+
+#include "networkd.h"
+
+struct AddressPool {
+ Manager *manager;
+
+ int family;
+ unsigned prefixlen;
+
+ union in_addr_union in_addr;
+
+ LIST_FIELDS(AddressPool, address_pools);
+};
+
+int address_pool_new(Manager *m, AddressPool **ret, int family, const union in_addr_union *u, unsigned prefixlen);
+int address_pool_new_from_string(Manager *m, AddressPool **ret, int family, const char *p, unsigned prefixlen);
+void address_pool_free(AddressPool *p);
+
+int address_pool_acquire(AddressPool *p, unsigned prefixlen, union in_addr_union *found);
diff --git a/src/network/networkd-address.c b/src/network/networkd-address.c
index 172ca43a7d..b0d296941e 100644
--- a/src/network/networkd-address.c
+++ b/src/network/networkd-address.c
@@ -25,8 +25,10 @@
#include "util.h"
#include "conf-parser.h"
#include "firewall-util.h"
+#include "netlink-util.h"
+
#include "networkd.h"
-#include "networkd-link.h"
+#include "networkd-address.h"
static void address_init(Address *address) {
assert(address);
diff --git a/src/network/networkd-address.h b/src/network/networkd-address.h
new file mode 100644
index 0000000000..39789a2382
--- /dev/null
+++ b/src/network/networkd-address.h
@@ -0,0 +1,73 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+ This file is part of systemd.
+
+ Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <inttypes.h>
+#include <stdbool.h>
+
+#include "in-addr-util.h"
+
+typedef struct Address Address;
+
+#include "networkd.h"
+#include "networkd-network.h"
+#include "networkd-link.h"
+
+#define CACHE_INFO_INFINITY_LIFE_TIME 0xFFFFFFFFU
+
+struct Address {
+ Network *network;
+ unsigned section;
+
+ int family;
+ unsigned char prefixlen;
+ unsigned char scope;
+ uint32_t flags;
+ char *label;
+
+ struct in_addr broadcast;
+ struct ifa_cacheinfo cinfo;
+
+ union in_addr_union in_addr;
+ union in_addr_union in_addr_peer;
+
+ bool ip_masquerade_done;
+
+ LIST_FIELDS(Address, addresses);
+};
+
+int address_new_static(Network *network, unsigned section, Address **ret);
+int address_new_dynamic(Address **ret);
+void address_free(Address *address);
+int address_configure(Address *address, Link *link, sd_netlink_message_handler_t callback);
+int address_update(Address *address, Link *link, sd_netlink_message_handler_t callback);
+int address_drop(Address *address, Link *link, sd_netlink_message_handler_t callback);
+int address_establish(Address *address, Link *link);
+int address_release(Address *address, Link *link);
+bool address_equal(Address *a1, Address *a2);
+
+DEFINE_TRIVIAL_CLEANUP_FUNC(Address*, address_free);
+#define _cleanup_address_free_ _cleanup_(address_freep)
+
+int config_parse_address(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_broadcast(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_label(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
diff --git a/src/network/networkd-dhcp4.c b/src/network/networkd-dhcp4.c
index 1b2ff7c769..36601367bf 100644
--- a/src/network/networkd-dhcp4.c
+++ b/src/network/networkd-dhcp4.c
@@ -39,8 +39,7 @@ static int dhcp4_route_handler(sd_netlink *rtnl, sd_netlink_message *m,
r = sd_netlink_message_get_errno(m);
if (r < 0 && r != -EEXIST) {
- log_link_error(link, "could not set DHCPv4 route: %s",
- strerror(-r));
+ log_link_error_errno(link, r, "Could not set DHCPv4 route: %m");
link_enter_failed(link);
}
@@ -61,40 +60,25 @@ static int link_set_dhcp_routes(Link *link) {
assert(link->dhcp_lease);
r = sd_dhcp_lease_get_router(link->dhcp_lease, &gateway);
- if (r < 0 && r != -ENOENT) {
- log_link_warning(link,
- "DHCP error: could not get gateway: %s",
- strerror(-r));
- return r;
- }
+ if (r < 0 && r != -ENOENT)
+ return log_link_warning_errno(link, r, "DHCP error: could not get gateway: %m");
+
if (r >= 0) {
struct in_addr address;
_cleanup_route_free_ Route *route = NULL;
_cleanup_route_free_ Route *route_gw = NULL;
r = sd_dhcp_lease_get_address(link->dhcp_lease, &address);
- if (r < 0) {
- log_link_warning(link,
- "DHCP error: could not get address: %s",
- strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_link_warning_errno(link, r, "DHCP error: could not get address: %m");
r = route_new_dynamic(&route, RTPROT_DHCP);
- if (r < 0) {
- log_link_error(link,
- "Could not allocate route: %s",
- strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_link_error_errno(link, r, "Could not allocate route: %m");
r = route_new_dynamic(&route_gw, RTPROT_DHCP);
- if (r < 0) {
- log_link_error(link,
- "Could not allocate route: %s",
- strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_link_error_errno(link, r, "Could not allocate route: %m");
/* The dhcp netmask may mask out the gateway. Add an explicit
* route for the gw host so that we can route no matter the
@@ -107,12 +91,8 @@ static int link_set_dhcp_routes(Link *link) {
route_gw->metrics = link->network->dhcp_route_metric;
r = route_configure(route_gw, link, &dhcp4_route_handler);
- if (r < 0) {
- log_link_warning(link,
- "could not set host route: %s",
- strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_link_warning_errno(link, r, "Could not set host route: %m");
link->dhcp4_messages ++;
@@ -123,9 +103,7 @@ static int link_set_dhcp_routes(Link *link) {
r = route_configure(route, link, &dhcp4_route_handler);
if (r < 0) {
- log_link_warning(link,
- "could not set routes: %s",
- strerror(-r));
+ log_link_warning_errno(link, r, "Could not set routes: %m");
link_enter_failed(link);
return r;
}
@@ -136,23 +114,15 @@ static int link_set_dhcp_routes(Link *link) {
n = sd_dhcp_lease_get_routes(link->dhcp_lease, &static_routes);
if (n == -ENOENT)
return 0;
- if (n < 0) {
- log_link_warning(link,
- "DHCP error: could not get routes: %s",
- strerror(-n));
-
- return n;
- }
+ if (n < 0)
+ return log_link_warning_errno(link, n, "DHCP error: could not get routes: %m");
for (i = 0; i < n; i++) {
_cleanup_route_free_ Route *route = NULL;
r = route_new_dynamic(&route, RTPROT_DHCP);
- if (r < 0) {
- log_link_error(link, "Could not allocate route: %s",
- strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_link_error_errno(link, r, "Could not allocate route: %m");
route->family = AF_INET;
route->in_addr.in = static_routes[i].gw_addr;
@@ -161,12 +131,8 @@ static int link_set_dhcp_routes(Link *link) {
route->metrics = link->network->dhcp_route_metric;
r = route_configure(route, link, &dhcp4_route_handler);
- if (r < 0) {
- log_link_warning(link,
- "could not set host route: %s",
- strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_link_warning_errno(link, r, "Could not set host route: %m");
link->dhcp4_messages ++;
}
@@ -270,18 +236,16 @@ static int dhcp_lease_lost(Link *link) {
if (link->network->dhcp_hostname) {
const char *hostname = NULL;
- if (!link->network->hostname)
- r = sd_dhcp_lease_get_hostname(link->dhcp_lease, &hostname);
- else
+ if (link->network->hostname)
hostname = link->network->hostname;
+ else
+ (void) sd_dhcp_lease_get_hostname(link->dhcp_lease, &hostname);
- if (r >= 0 || hostname) {
- r = link_set_hostname(link, hostname);
+ if (hostname) {
+ /* If a hostname was set due to the lease, then unset it now. */
+ r = link_set_hostname(link, NULL);
if (r < 0)
- log_link_error_errno(link, r,
- "Failed to set transient hostname to '%s': %m",
- hostname);
-
+ log_link_warning_errno(link, r, "Failed to reset transient hostname: %m");
}
}
@@ -300,8 +264,7 @@ static int dhcp4_address_handler(sd_netlink *rtnl, sd_netlink_message *m,
r = sd_netlink_message_get_errno(m);
if (r < 0 && r != -EEXIST) {
- log_link_error(link, "could not set DHCPv4 address: %s",
- strerror(-r));
+ log_link_error_errno(link, r, "Could not set DHCPv4 address: %m");
link_enter_failed(link);
} else if (r >= 0)
link_rtnl_process_address(rtnl, m, link->manager);
@@ -357,45 +320,30 @@ static int dhcp_lease_renew(sd_dhcp_client *client, Link *link) {
assert(link->network);
r = sd_dhcp_client_get_lease(client, &lease);
- if (r < 0) {
- log_link_warning(link, "DHCP error: no lease %s",
- strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_link_warning_errno(link, r, "DHCP error: no lease: %m");
sd_dhcp_lease_unref(link->dhcp_lease);
link->dhcp4_configured = false;
link->dhcp_lease = sd_dhcp_lease_ref(lease);
r = sd_dhcp_lease_get_address(lease, &address);
- if (r < 0) {
- log_link_warning(link, "DHCP error: no address: %s",
- strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_link_warning_errno(link, r, "DHCP error: no address: %m");
r = sd_dhcp_lease_get_netmask(lease, &netmask);
- if (r < 0) {
- log_link_warning(link, "DHCP error: no netmask: %s",
- strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_link_warning_errno(link, r, "DHCP error: no netmask: %m");
if (!link->network->dhcp_critical) {
- r = sd_dhcp_lease_get_lifetime(link->dhcp_lease,
- &lifetime);
- if (r < 0) {
- log_link_warning(link,
- "DHCP error: no lifetime: %s",
- strerror(-r));
- return r;
- }
+ r = sd_dhcp_lease_get_lifetime(link->dhcp_lease, &lifetime);
+ if (r < 0)
+ return log_link_warning_errno(link, r, "DHCP error: no lifetime: %m");
}
r = dhcp4_update_address(link, &address, &netmask, lifetime);
if (r < 0) {
- log_link_warning(link, "could not update IP address: %s",
- strerror(-r));
+ log_link_warning_errno(link, r, "Could not update IP address: %m");
link_enter_failed(link);
return r;
}
@@ -417,21 +365,21 @@ static int dhcp_lease_acquired(sd_dhcp_client *client, Link *link) {
r = sd_dhcp_client_get_lease(client, &lease);
if (r < 0)
- return log_link_error_errno(link, r, "DHCP error: no lease: %m");
+ return log_link_error_errno(link, r, "DHCP error: No lease: %m");
r = sd_dhcp_lease_get_address(lease, &address);
if (r < 0)
- return log_link_error_errno(link, r, "DHCP error: no address: %m");
+ return log_link_error_errno(link, r, "DHCP error: No address: %m");
r = sd_dhcp_lease_get_netmask(lease, &netmask);
if (r < 0)
- return log_link_error_errno(link, r, "DHCP error: no netmask: %m");
+ return log_link_error_errno(link, r, "DHCP error: No netmask: %m");
prefixlen = in_addr_netmask_to_prefixlen(&netmask);
r = sd_dhcp_lease_get_router(lease, &gateway);
if (r < 0 && r != -ENOENT)
- return log_link_error_errno(link, r, "DHCP error: could not get gateway: %m");
+ return log_link_error_errno(link, r, "DHCP error: Could not get gateway: %m");
if (r >= 0)
log_struct(LOG_INFO,
@@ -470,18 +418,30 @@ static int dhcp_lease_acquired(sd_dhcp_client *client, Link *link) {
if (link->network->dhcp_hostname) {
const char *hostname = NULL;
- if (!link->network->hostname)
- r = sd_dhcp_lease_get_hostname(lease, &hostname);
- else
+ if (link->network->hostname)
hostname = link->network->hostname;
+ else
+ (void) sd_dhcp_lease_get_hostname(lease, &hostname);
- if (r >= 0 || hostname) {
+ if (hostname) {
r = link_set_hostname(link, hostname);
if (r < 0)
log_link_error_errno(link, r, "Failed to set transient hostname to '%s': %m", hostname);
}
}
+ if (link->network->dhcp_timezone) {
+ const char *tz = NULL;
+
+ (void) sd_dhcp_lease_get_timezone(link->dhcp_lease, &tz);
+
+ if (tz) {
+ r = link_set_timezone(link, tz);
+ if (r < 0)
+ log_link_error_errno(link, r, "Failed to set timezone to '%s': %m", tz);
+ }
+ }
+
if (!link->network->dhcp_critical) {
r = sd_dhcp_lease_get_lifetime(link->dhcp_lease, &lifetime);
if (r < 0) {
@@ -515,8 +475,7 @@ static void dhcp4_handler(sd_dhcp_client *client, int event, void *userdata) {
case DHCP_EVENT_STOP:
case DHCP_EVENT_IP_CHANGE:
if (link->network->dhcp_critical) {
- log_link_error(link,
- "DHCPv4 connection considered system critical, ignoring request to reconfigure it.");
+ log_link_error(link, "DHCPv4 connection considered system critical, ignoring request to reconfigure it.");
return;
}
@@ -553,13 +512,9 @@ static void dhcp4_handler(sd_dhcp_client *client, int event, void *userdata) {
break;
default:
if (event < 0)
- log_link_warning(link,
- "DHCP error: client failed: %s",
- strerror(-event));
+ log_link_warning_errno(link, event, "DHCP error: Client failed: %m");
else
- log_link_warning(link,
- "DHCP unknown event: %d",
- event);
+ log_link_warning(link, "DHCP unknown event: %i", event);
break;
}
@@ -607,10 +562,10 @@ int dhcp4_configure(Link *link) {
}
if (link->network->dhcp_mtu) {
- r = sd_dhcp_client_set_request_option(link->dhcp_client,
- DHCP_OPTION_INTERFACE_MTU);
- if (r < 0)
- return r;
+ r = sd_dhcp_client_set_request_option(link->dhcp_client,
+ DHCP_OPTION_INTERFACE_MTU);
+ if (r < 0)
+ return r;
}
if (link->network->dhcp_routes) {
@@ -624,6 +579,15 @@ int dhcp4_configure(Link *link) {
return r;
}
+ /* Always acquire the timezone and NTP*/
+ r = sd_dhcp_client_set_request_option(link->dhcp_client, DHCP_OPTION_NTP_SERVER);
+ if (r < 0)
+ return r;
+
+ r = sd_dhcp_client_set_request_option(link->dhcp_client, DHCP_OPTION_NEW_TZDB_TIMEZONE);
+ if (r < 0)
+ return r;
+
if (link->network->dhcp_sendhost) {
_cleanup_free_ char *hostname = NULL;
const char *hn = NULL;
diff --git a/src/network/networkd-fdb.c b/src/network/networkd-fdb.c
index 0f2510e904..22efadb843 100644
--- a/src/network/networkd-fdb.c
+++ b/src/network/networkd-fdb.c
@@ -22,10 +22,12 @@
#include <net/if.h>
#include <net/ethernet.h>
-#include "networkd.h"
-#include "networkd-link.h"
#include "conf-parser.h"
#include "util.h"
+#include "netlink-util.h"
+
+#include "networkd.h"
+#include "networkd-fdb.h"
/* create a new FDB entry or get an existing one. */
int fdb_entry_new_static(Network *const network,
diff --git a/src/network/networkd-fdb.h b/src/network/networkd-fdb.h
new file mode 100644
index 0000000000..f0efb902d0
--- /dev/null
+++ b/src/network/networkd-fdb.h
@@ -0,0 +1,47 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+ This file is part of systemd.
+
+ Copyright (C) 2014 Intel Corporation. All rights reserved.
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+typedef struct FdbEntry FdbEntry;
+
+#include "networkd.h"
+#include "networkd-network.h"
+
+struct FdbEntry {
+ Network *network;
+ unsigned section;
+
+ struct ether_addr *mac_addr;
+ uint16_t vlan_id;
+
+ LIST_FIELDS(FdbEntry, static_fdb_entries);
+};
+
+int fdb_entry_new_static(Network *const network, const unsigned section, FdbEntry **ret);
+void fdb_entry_free(FdbEntry *fdb_entry);
+int fdb_entry_configure(Link *const link, FdbEntry *const fdb_entry);
+
+DEFINE_TRIVIAL_CLEANUP_FUNC(FdbEntry*, fdb_entry_free);
+#define _cleanup_fdbentry_free_ _cleanup_(fdb_entry_freep)
+
+int config_parse_fdb_hwaddr(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_fdb_vlan_id(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index cc9dc393c6..ff693ed0fd 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -29,7 +29,10 @@
#include "socket-util.h"
#include "bus-util.h"
#include "udev-util.h"
+#include "netlink-util.h"
+#include "dhcp-lease-internal.h"
#include "network-internal.h"
+
#include "networkd-link.h"
#include "networkd-netdev.h"
@@ -613,6 +616,96 @@ static int address_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userda
return 1;
}
+static int link_push_dns_to_dhcp_server(Link *link, sd_dhcp_server *s) {
+ _cleanup_free_ struct in_addr *addresses = NULL;
+ size_t n_addresses = 0, n_allocated = 0;
+ char **a;
+
+ log_debug("Copying DNS server information from %s", link->ifname);
+
+ if (!link->network)
+ return 0;
+
+ STRV_FOREACH(a, link->network->dns) {
+ struct in_addr ia;
+
+ /* Only look for IPv4 addresses */
+ if (inet_pton(AF_INET, *a, &ia) <= 0)
+ continue;
+
+ if (!GREEDY_REALLOC(addresses, n_allocated, n_addresses + 1))
+ return log_oom();
+
+ addresses[n_addresses++] = ia;
+ }
+
+ if (link->network->dhcp_dns &&
+ link->dhcp_lease) {
+ const struct in_addr *da = NULL;
+ int n;
+
+ n = sd_dhcp_lease_get_dns(link->dhcp_lease, &da);
+ if (n > 0) {
+
+ if (!GREEDY_REALLOC(addresses, n_allocated, n_addresses + n))
+ return log_oom();
+
+ memcpy(addresses + n_addresses, da, n * sizeof(struct in_addr));
+ n_addresses += n;
+ }
+ }
+
+ if (n_addresses <= 0)
+ return 0;
+
+ return sd_dhcp_server_set_dns(s, addresses, n_addresses);
+}
+
+static int link_push_ntp_to_dhcp_server(Link *link, sd_dhcp_server *s) {
+ _cleanup_free_ struct in_addr *addresses = NULL;
+ size_t n_addresses = 0, n_allocated = 0;
+ char **a;
+
+ if (!link->network)
+ return 0;
+
+ log_debug("Copying NTP server information from %s", link->ifname);
+
+ STRV_FOREACH(a, link->network->ntp) {
+ struct in_addr ia;
+
+ /* Only look for IPv4 addresses */
+ if (inet_pton(AF_INET, *a, &ia) <= 0)
+ continue;
+
+ if (!GREEDY_REALLOC(addresses, n_allocated, n_addresses + 1))
+ return log_oom();
+
+ addresses[n_addresses++] = ia;
+ }
+
+ if (link->network->dhcp_ntp &&
+ link->dhcp_lease) {
+ const struct in_addr *da = NULL;
+ int n;
+
+ n = sd_dhcp_lease_get_ntp(link->dhcp_lease, &da);
+ if (n > 0) {
+
+ if (!GREEDY_REALLOC(addresses, n_allocated, n_addresses + n))
+ return log_oom();
+
+ memcpy(addresses + n_addresses, da, n * sizeof(struct in_addr));
+ n_addresses += n;
+ }
+ }
+
+ if (n_addresses <= 0)
+ return 0;
+
+ return sd_dhcp_server_set_ntp(s, addresses, n_addresses);
+}
+
static int link_enter_set_addresses(Link *link) {
Address *ad;
int r;
@@ -639,6 +732,8 @@ static int link_enter_set_addresses(Link *link) {
if (link_dhcp4_server_enabled(link)) {
struct in_addr pool_start;
Address *address;
+ Link *uplink = NULL;
+ bool acquired_uplink = false;
address = link_find_dhcp_server_address(link);
if (!address) {
@@ -672,6 +767,81 @@ static int link_enter_set_addresses(Link *link) {
return r;
*/
+ if (link->network->dhcp_server_max_lease_time_usec > 0) {
+ r = sd_dhcp_server_set_max_lease_time(
+ link->dhcp_server,
+ DIV_ROUND_UP(link->network->dhcp_server_max_lease_time_usec, USEC_PER_SEC));
+ if (r < 0)
+ return r;
+ }
+
+ if (link->network->dhcp_server_default_lease_time_usec > 0) {
+ r = sd_dhcp_server_set_default_lease_time(
+ link->dhcp_server,
+ DIV_ROUND_UP(link->network->dhcp_server_default_lease_time_usec, USEC_PER_SEC));
+ if (r < 0)
+ return r;
+ }
+
+ if (link->network->dhcp_server_emit_dns) {
+
+ if (link->network->n_dhcp_server_dns > 0)
+ r = sd_dhcp_server_set_dns(link->dhcp_server, link->network->dhcp_server_dns, link->network->n_dhcp_server_dns);
+ else {
+ uplink = manager_find_uplink(link->manager, link);
+ acquired_uplink = true;
+
+ if (!uplink) {
+ log_link_debug(link, "Not emitting DNS server information on link, couldn't find suitable uplink.");
+ r = 0;
+ } else
+ r = link_push_dns_to_dhcp_server(uplink, link->dhcp_server);
+ }
+ if (r < 0)
+ log_link_warning_errno(link, r, "Failed to set DNS server for DHCP server, ignoring: %m");
+ }
+
+
+ if (link->network->dhcp_server_emit_ntp) {
+
+ if (link->network->n_dhcp_server_ntp > 0)
+ r = sd_dhcp_server_set_ntp(link->dhcp_server, link->network->dhcp_server_ntp, link->network->n_dhcp_server_ntp);
+ else {
+ if (!acquired_uplink)
+ uplink = manager_find_uplink(link->manager, link);
+
+ if (!uplink) {
+ log_link_debug(link, "Not emitting NTP server information on link, couldn't find suitable uplink.");
+ r = 0;
+ } else
+ r = link_push_ntp_to_dhcp_server(uplink, link->dhcp_server);
+
+ }
+ if (r < 0)
+ log_link_warning_errno(link, r, "Failed to set NTP server for DHCP server, ignoring: %m");
+ }
+
+ if (link->network->dhcp_server_emit_timezone) {
+ _cleanup_free_ char *buffer = NULL;
+ const char *tz;
+
+ if (link->network->dhcp_server_timezone)
+ tz = link->network->dhcp_server_timezone;
+ else {
+ r = get_timezone(&buffer);
+ if (r < 0)
+ log_warning_errno(r, "Failed to determine timezone: %m");
+ else
+ tz = buffer;
+ }
+
+ if (tz) {
+ r = sd_dhcp_server_set_timezone(link->dhcp_server, tz);
+ if (r < 0)
+ return r;
+ }
+ }
+
r = sd_dhcp_server_start(link->dhcp_server);
if (r < 0) {
log_link_warning_errno(link, r, "Could not start DHCPv4 server instance: %m");
@@ -743,7 +913,7 @@ static int link_set_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userd
static int set_hostname_handler(sd_bus_message *m, void *userdata, sd_bus_error *ret_error) {
_cleanup_link_unref_ Link *link = userdata;
- int r;
+ const sd_bus_error *e;
assert(m);
assert(link);
@@ -751,21 +921,20 @@ static int set_hostname_handler(sd_bus_message *m, void *userdata, sd_bus_error
if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
return 1;
- r = sd_bus_message_get_errno(m);
- if (r > 0)
- log_link_warning_errno(link, r, "Could not set hostname: %m");
+ e = sd_bus_message_get_error(m);
+ if (e)
+ log_link_warning_errno(link, sd_bus_error_get_errno(e), "Could not set hostname: %s", e->message);
return 1;
}
int link_set_hostname(Link *link, const char *hostname) {
- int r = 0;
+ int r;
assert(link);
assert(link->manager);
- assert(hostname);
- log_link_debug(link, "Setting transient hostname: '%s'", hostname);
+ log_link_debug(link, "Setting transient hostname: '%s'", strna(hostname));
if (!link->manager->bus) {
/* TODO: replace by assert when we can rely on kdbus */
@@ -794,6 +963,57 @@ int link_set_hostname(Link *link, const char *hostname) {
return 0;
}
+static int set_timezone_handler(sd_bus_message *m, void *userdata, sd_bus_error *ret_error) {
+ _cleanup_link_unref_ Link *link = userdata;
+ const sd_bus_error *e;
+
+ assert(m);
+ assert(link);
+
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
+ return 1;
+
+ e = sd_bus_message_get_error(m);
+ if (e)
+ log_link_warning_errno(link, sd_bus_error_get_errno(e), "Could not set timezone: %s", e->message);
+
+ return 1;
+}
+
+int link_set_timezone(Link *link, const char *timezone) {
+ int r;
+
+ assert(link);
+ assert(link->manager);
+ assert(timezone);
+
+ log_link_debug(link, "Setting system timezone: '%s'", timezone);
+
+ if (!link->manager->bus) {
+ log_link_info(link, "Not connected to system bus, ignoring timezone.");
+ return 0;
+ }
+
+ r = sd_bus_call_method_async(
+ link->manager->bus,
+ NULL,
+ "org.freedesktop.timedate1",
+ "/org/freedesktop/timedate1",
+ "org.freedesktop.timedate1",
+ "SetTimezone",
+ set_timezone_handler,
+ link,
+ "sb",
+ timezone,
+ false);
+ if (r < 0)
+ return log_link_error_errno(link, r, "Could not set timezone: %m");
+
+ link_ref(link);
+
+ return 0;
+}
+
static int set_mtu_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) {
_cleanup_link_unref_ Link *link = userdata;
int r;
@@ -2414,9 +2634,17 @@ int link_save(Link *link) {
}
if (link->dhcp_lease) {
+ const char *tz = NULL;
+
+ r = sd_dhcp_lease_get_timezone(link->dhcp_lease, &tz);
+ if (r >= 0)
+ fprintf(f, "TIMEZONE=%s\n", tz);
+ }
+
+ if (link->dhcp_lease) {
assert(link->network);
- r = sd_dhcp_lease_save(link->dhcp_lease, link->lease_file);
+ r = dhcp_lease_save(link->dhcp_lease, link->lease_file);
if (r < 0)
goto fail;
diff --git a/src/network/networkd-link.h b/src/network/networkd-link.h
index 2dcbbda607..f588faf209 100644
--- a/src/network/networkd-link.h
+++ b/src/network/networkd-link.h
@@ -1,5 +1,7 @@
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+#pragma once
+
/***
This file is part of systemd.
@@ -19,11 +21,16 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-#pragma once
-
#include <endian.h>
-#include "networkd.h"
+#include "sd-dhcp-client.h"
+#include "sd-dhcp-server.h"
+#include "sd-ipv4ll.h"
+#include "sd-icmp6-nd.h"
+#include "sd-dhcp6-client.h"
+#include "sd-lldp.h"
+
+typedef struct Link Link;
typedef enum LinkState {
LINK_STATE_PENDING,
@@ -38,6 +45,21 @@ typedef enum LinkState {
_LINK_STATE_INVALID = -1
} LinkState;
+typedef enum LinkOperationalState {
+ LINK_OPERSTATE_OFF,
+ LINK_OPERSTATE_NO_CARRIER,
+ LINK_OPERSTATE_DORMANT,
+ LINK_OPERSTATE_CARRIER,
+ LINK_OPERSTATE_DEGRADED,
+ LINK_OPERSTATE_ROUTABLE,
+ _LINK_OPERSTATE_MAX,
+ _LINK_OPERSTATE_INVALID = -1
+} LinkOperationalState;
+
+#include "networkd.h"
+#include "networkd-network.h"
+#include "networkd-address.h"
+
struct Link {
Manager *manager;
@@ -115,6 +137,7 @@ bool link_has_carrier(Link *link);
int link_set_mtu(Link *link, uint32_t mtu);
int link_set_hostname(Link *link, const char *hostname);
+int link_set_timezone(Link *link, const char *timezone);
int ipv4ll_configure(Link *link);
int dhcp4_configure(Link *link);
@@ -130,6 +153,9 @@ bool link_dhcp6_enabled(Link *link);
const char* link_state_to_string(LinkState s) _const_;
LinkState link_state_from_string(const char *s) _pure_;
+const char* link_operstate_to_string(LinkOperationalState s) _const_;
+LinkOperationalState link_operstate_from_string(const char *s) _pure_;
+
extern const sd_bus_vtable link_vtable[];
int link_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error);
diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c
index 09a929e0da..16f732f244 100644
--- a/src/network/networkd-manager.c
+++ b/src/network/networkd-manager.c
@@ -22,20 +22,21 @@
#include <sys/socket.h>
#include <linux/if.h>
+#include "sd-netlink.h"
+#include "sd-daemon.h"
+
#include "conf-parser.h"
#include "path-util.h"
-#include "networkd.h"
-#include "networkd-netdev.h"
-#include "networkd-link.h"
#include "libudev-private.h"
#include "udev-util.h"
#include "netlink-util.h"
#include "bus-util.h"
#include "def.h"
#include "virt.h"
+#include "set.h"
+#include "local-addresses.h"
-#include "sd-netlink.h"
-#include "sd-daemon.h"
+#include "networkd.h"
/* use 8 MB for receive socket kernel queue. */
#define RCVBUF_SIZE (8*1024*1024)
@@ -99,7 +100,7 @@ static int manager_reset_all(Manager *m) {
HASHMAP_FOREACH(link, m->links, i) {
r = link_carrier_reset(link);
if (r < 0)
- log_link_warning_errno(link, r, "could not reset carrier: %m");
+ log_link_warning_errno(link, r, "Could not reset carrier: %m");
}
return 0;
@@ -204,7 +205,7 @@ static int manager_udev_process_link(Manager *m, struct udev_device *device) {
ifindex = udev_device_get_ifindex(device);
if (ifindex <= 0) {
- log_debug("ignoring udev ADD event for device with invalid ifindex");
+ log_debug("Ignoring udev ADD event for device with invalid ifindex");
return 0;
}
@@ -291,23 +292,23 @@ static int manager_rtnl_process_link(sd_netlink *rtnl, sd_netlink_message *messa
if (sd_netlink_message_is_error(message)) {
r = sd_netlink_message_get_errno(message);
if (r < 0)
- log_warning_errno(r, "rtnl: could not receive link: %m");
+ log_warning_errno(r, "rtnl: Could not receive link: %m");
return 0;
}
r = sd_netlink_message_get_type(message, &type);
if (r < 0) {
- log_warning_errno(r, "rtnl: could not get message type: %m");
+ log_warning_errno(r, "rtnl: Could not get message type: %m");
return 0;
} else if (type != RTM_NEWLINK && type != RTM_DELLINK) {
- log_warning("rtnl: received unexpected message type when processing link");
+ log_warning("rtnl: Received unexpected message type when processing link");
return 0;
}
r = sd_rtnl_message_link_get_ifindex(message, &ifindex);
if (r < 0) {
- log_warning_errno(r, "rtnl: could not get ifindex from link: %m");
+ log_warning_errno(r, "rtnl: Could not get ifindex from link: %m");
return 0;
} else if (ifindex <= 0) {
log_warning("rtnl: received link message with invalid ifindex: %d", ifindex);
@@ -317,7 +318,7 @@ static int manager_rtnl_process_link(sd_netlink *rtnl, sd_netlink_message *messa
r = sd_netlink_message_read_string(message, IFLA_IFNAME, &name);
if (r < 0) {
- log_warning_errno(r, "rtnl: received link message without ifname: %m");
+ log_warning_errno(r, "rtnl: Received link message without ifname: %m");
return 0;
} else
netdev_get(m, name, &netdev);
@@ -328,7 +329,7 @@ static int manager_rtnl_process_link(sd_netlink *rtnl, sd_netlink_message *messa
/* link is new, so add it */
r = link_add(m, message, &link);
if (r < 0) {
- log_warning_errno(r, "could not add new link: %m");
+ log_warning_errno(r, "Could not add new link: %m");
return 0;
}
}
@@ -337,7 +338,7 @@ static int manager_rtnl_process_link(sd_netlink *rtnl, sd_netlink_message *messa
/* netdev exists, so make sure the ifindex matches */
r = netdev_set_ifindex(netdev, message);
if (r < 0) {
- log_warning_errno(r, "could not set ifindex on netdev: %m");
+ log_warning_errno(r, "Could not set ifindex on netdev: %m");
return 0;
}
}
@@ -476,13 +477,13 @@ void manager_free(Manager *m) {
free(m->state_file);
+ sd_event_source_unref(m->udev_event_source);
udev_monitor_unref(m->udev_monitor);
udev_unref(m->udev);
+
sd_bus_unref(m->bus);
sd_bus_slot_unref(m->prepare_for_sleep_slot);
- sd_event_source_unref(m->udev_event_source);
sd_event_source_unref(m->bus_retry_event_source);
- sd_event_unref(m->event);
while ((link = hashmap_first(m->links)))
link_unref(link);
@@ -501,6 +502,7 @@ void manager_free(Manager *m) {
address_pool_free(pool);
sd_netlink_unref(m->rtnl);
+ sd_event_unref(m->event);
free(m);
}
@@ -846,36 +848,39 @@ int manager_address_pool_acquire(Manager *m, int family, unsigned prefixlen, uni
return 0;
}
-const char *address_family_boolean_to_string(AddressFamilyBoolean b) {
- if (b == ADDRESS_FAMILY_YES ||
- b == ADDRESS_FAMILY_NO)
- return yes_no(b == ADDRESS_FAMILY_YES);
+Link* manager_find_uplink(Manager *m, Link *exclude) {
+ _cleanup_free_ struct local_address *gateways = NULL;
+ int n, i;
- if (b == ADDRESS_FAMILY_IPV4)
- return "ipv4";
- if (b == ADDRESS_FAMILY_IPV6)
- return "ipv6";
+ assert(m);
- return NULL;
-}
+ /* Looks for a suitable "uplink", via black magic: an
+ * interface that is up and where the default route with the
+ * highest priority points to. */
-AddressFamilyBoolean address_family_boolean_from_string(const char *s) {
- int r;
+ n = local_gateways(m->rtnl, 0, AF_UNSPEC, &gateways);
+ if (n < 0) {
+ log_warning_errno(n, "Failed to determine list of default gateways: %m");
+ return NULL;
+ }
+
+ for (i = 0; i < n; i++) {
+ Link *link;
+
+ link = hashmap_get(m->links, INT_TO_PTR(gateways[i].ifindex));
+ if (!link) {
+ log_debug("Weird, found a gateway for a link we don't know. Ignoring.");
+ continue;
+ }
- /* Make this a true superset of a boolean */
+ if (link == exclude)
+ continue;
- r = parse_boolean(s);
- if (r > 0)
- return ADDRESS_FAMILY_YES;
- if (r == 0)
- return ADDRESS_FAMILY_NO;
+ if (link->operstate < LINK_OPERSTATE_ROUTABLE)
+ continue;
- if (streq(s, "ipv4"))
- return ADDRESS_FAMILY_IPV4;
- if (streq(s, "ipv6"))
- return ADDRESS_FAMILY_IPV6;
+ return link;
+ }
- return _ADDRESS_FAMILY_BOOLEAN_INVALID;
+ return NULL;
}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_address_family_boolean, address_family_boolean, AddressFamilyBoolean, "Failed to parse option");
diff --git a/src/network/networkd-netdev-bond.h b/src/network/networkd-netdev-bond.h
index 9991fa731f..0cdce1605e 100644
--- a/src/network/networkd-netdev-bond.h
+++ b/src/network/networkd-netdev-bond.h
@@ -1,5 +1,7 @@
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+#pragma once
+
/***
This file is part of systemd.
@@ -19,7 +21,7 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-#pragma once
+#include "in-addr-util.h"
typedef struct Bond Bond;
diff --git a/src/network/networkd-netdev.c b/src/network/networkd-netdev.c
index cd31387b41..ff1edf2c39 100644
--- a/src/network/networkd-netdev.c
+++ b/src/network/networkd-netdev.c
@@ -21,15 +21,18 @@
#include <net/if.h>
-#include "networkd-netdev.h"
-#include "networkd-link.h"
-#include "network-internal.h"
#include "conf-files.h"
#include "conf-parser.h"
#include "list.h"
#include "siphash24.h"
+#include "netlink-util.h"
+#include "network-internal.h"
+
+#include "networkd.h"
+#include "networkd-netdev.h"
const NetDevVTable * const netdev_vtable[_NETDEV_KIND_MAX] = {
+
[NETDEV_KIND_BRIDGE] = &bridge_vtable,
[NETDEV_KIND_BOND] = &bond_vtable,
[NETDEV_KIND_VLAN] = &vlan_vtable,
diff --git a/src/network/networkd-netdev.h b/src/network/networkd-netdev.h
index 19fb5bb185..1f8510c4f7 100644
--- a/src/network/networkd-netdev.h
+++ b/src/network/networkd-netdev.h
@@ -21,11 +21,14 @@
#pragma once
-#include "networkd.h"
#include "list.h"
+typedef struct NetDev NetDev;
typedef struct NetDevVTable NetDevVTable;
+#include "networkd.h"
+#include "networkd-link.h"
+
typedef struct netdev_join_callback netdev_join_callback;
struct netdev_join_callback {
diff --git a/src/network/networkd-network-gperf.gperf b/src/network/networkd-network-gperf.gperf
index 7ac7ef1ea3..108e892fb8 100644
--- a/src/network/networkd-network-gperf.gperf
+++ b/src/network/networkd-network-gperf.gperf
@@ -73,6 +73,15 @@ DHCP.RequestBroadcast, config_parse_bool, 0
DHCP.CriticalConnection, config_parse_bool, 0, offsetof(Network, dhcp_critical)
DHCP.VendorClassIdentifier, config_parse_string, 0, offsetof(Network, dhcp_vendor_class_identifier)
DHCP.RouteMetric, config_parse_unsigned, 0, offsetof(Network, dhcp_route_metric)
+DHCP.UseTimezone, config_parse_bool, 0, offsetof(Network, dhcp_timezone)
+DHCPServer.MaxLeaseTimeSec, config_parse_sec, 0, offsetof(Network, dhcp_server_max_lease_time_usec)
+DHCPServer.DefaultLeaseTimeSec,config_parse_sec, 0, offsetof(Network, dhcp_server_default_lease_time_usec)
+DHCPServer.EmitDNS, config_parse_bool, 0, offsetof(Network, dhcp_server_emit_dns)
+DHCPServer.DNS, config_parse_dhcp_server_dns, 0, 0
+DHCPServer.EmitNTP, config_parse_bool, 0, offsetof(Network, dhcp_server_emit_ntp)
+DHCPServer.NTP, config_parse_dhcp_server_ntp, 0, 0
+DHCPServer.EmitTimezone, config_parse_bool, 0, offsetof(Network, dhcp_server_emit_timezone)
+DHCPServer.Timezone, config_parse_timezone, 0, offsetof(Network, dhcp_server_timezone)
Bridge.Cost, config_parse_unsigned, 0, offsetof(Network, cost)
Bridge.UseBPDU, config_parse_bool, 0, offsetof(Network, use_bpdu)
Bridge.HairPin, config_parse_bool, 0, offsetof(Network, hairpin)
diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c
index 6587ea994c..2a77242013 100644
--- a/src/network/networkd-network.c
+++ b/src/network/networkd-network.c
@@ -26,11 +26,11 @@
#include "conf-parser.h"
#include "util.h"
#include "hostname-util.h"
-#include "networkd.h"
-#include "networkd-netdev.h"
-#include "networkd-link.h"
-#include "network-internal.h"
#include "dns-domain.h"
+#include "network-internal.h"
+
+#include "networkd.h"
+#include "networkd-network.h"
static int network_load_one(Manager *manager, const char *filename) {
_cleanup_network_free_ Network *network = NULL;
@@ -107,6 +107,10 @@ static int network_load_one(Manager *manager, const char *filename) {
network->dhcp_route_metric = DHCP_ROUTE_METRIC;
network->dhcp_client_identifier = DHCP_CLIENT_ID_DUID;
+ network->dhcp_server_emit_dns = true;
+ network->dhcp_server_emit_ntp = true;
+ network->dhcp_server_emit_timezone = true;
+
network->use_bpdu = true;
network->allow_port_to_be_root = true;
network->unicast_flood = true;
@@ -124,7 +128,8 @@ static int network_load_one(Manager *manager, const char *filename) {
"Address\0"
"Route\0"
"DHCP\0"
- "DHCPv4\0"
+ "DHCPv4\0" /* compat */
+ "DHCPServer\0"
"Bridge\0"
"BridgeFDB\0",
config_item_perf_lookup, network_network_gperf_lookup,
@@ -258,6 +263,10 @@ void network_free(Network *network) {
condition_free_list(network->match_kernel);
condition_free_list(network->match_arch);
+ free(network->dhcp_server_timezone);
+ free(network->dhcp_server_dns);
+ free(network->dhcp_server_ntp);
+
free(network);
}
@@ -632,57 +641,6 @@ static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = {
DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DCHPClientIdentifier);
DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DCHPClientIdentifier, "Failed to parse client identifier type");
-static const char* const resolve_support_table[_RESOLVE_SUPPORT_MAX] = {
- [RESOLVE_SUPPORT_NO] = "no",
- [RESOLVE_SUPPORT_YES] = "yes",
- [RESOLVE_SUPPORT_RESOLVE] = "resolve",
-};
-
-DEFINE_STRING_TABLE_LOOKUP(resolve_support, ResolveSupport);
-
-int config_parse_resolve(
- const char* unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ResolveSupport *resolve = data;
- int k;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(resolve);
-
- /* Our enum shall be a superset of booleans, hence first try
- * to parse as boolean, and then as enum */
-
- k = parse_boolean(rvalue);
- if (k > 0)
- *resolve = RESOLVE_SUPPORT_YES;
- else if (k == 0)
- *resolve = RESOLVE_SUPPORT_NO;
- else {
- ResolveSupport s;
-
- s = resolve_support_from_string(rvalue);
- if (s < 0){
- log_syntax(unit, LOG_ERR, filename, line, -s, "Failed to parse %s option, ignoring: %s", lvalue, rvalue);
- return 0;
- }
-
- *resolve = s;
- }
-
- return 0;
-}
-
int config_parse_ipv6token(
const char* unit,
const char *filename,
@@ -726,40 +684,6 @@ int config_parse_ipv6token(
return 0;
}
-int config_parse_address_family_boolean_with_kernel(
- const char* unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- AddressFamilyBoolean *fwd = data, s;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- s = address_family_boolean_from_string(rvalue);
- if (s < 0) {
- if (streq(rvalue, "kernel"))
- s = _ADDRESS_FAMILY_BOOLEAN_INVALID;
- else {
- log_syntax(unit, LOG_ERR, filename, line, s, "Failed to parse IPForwarding option, ignoring: %s", rvalue);
- return 0;
- }
- }
-
- *fwd = s;
-
- return 0;
-}
-
static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = {
[IPV6_PRIVACY_EXTENSIONS_NO] = "no",
[IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public",
@@ -816,37 +740,165 @@ int config_parse_ipv6_privacy_extensions(
return 0;
}
-int config_parse_hostname(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
- char **hostname = data;
- char *hn = NULL;
+int config_parse_hostname(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ char **hostname = data, *hn = NULL;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
- r = config_parse_string(unit, filename, line, section, section_line,
- lvalue, ltype, rvalue, &hn, userdata);
+ r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata);
if (r < 0)
return r;
- if (!hostname_is_valid(hn, true)) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "hostname is not valid, ignoring assignment: %s", rvalue);
-
+ if (!hostname_is_valid(hn, false)) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Hostname is not valid, ignoring assignment: %s", rvalue);
free(hn);
return 0;
}
+ free(*hostname);
*hostname = hostname_cleanup(hn);
+ return 0;
+}
+
+int config_parse_timezone(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ char **timezone = data, *tz = NULL;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata);
+ if (r < 0)
+ return r;
+
+ if (!timezone_is_valid(tz)) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Timezone is not valid, ignoring assignment: %s", rvalue);
+ free(tz);
+ return 0;
+ }
+
+ free(*timezone);
+ *timezone = tz;
return 0;
}
+
+int config_parse_dhcp_server_dns(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ Network *n = data;
+ const char *p = rvalue;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ for (;;) {
+ _cleanup_free_ char *w = NULL;
+ struct in_addr a, *m;
+
+ r = extract_first_word(&p, &w, NULL, 0);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue);
+ return 0;
+ }
+
+ if (r == 0)
+ return 0;
+
+ if (inet_pton(AF_INET, w, &a) <= 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse DNS server address, ignoring: %s", w);
+ continue;
+ }
+
+ m = realloc(n->dhcp_server_dns, (n->n_dhcp_server_dns + 1) * sizeof(struct in_addr));
+ if (!m)
+ return log_oom();
+
+ m[n->n_dhcp_server_dns++] = a;
+ n->dhcp_server_dns = m;
+ }
+}
+
+int config_parse_dhcp_server_ntp(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ Network *n = data;
+ const char *p = rvalue;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ for (;;) {
+ _cleanup_free_ char *w = NULL;
+ struct in_addr a, *m;
+
+ r = extract_first_word(&p, &w, NULL, 0);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, r, line, "Failed to extract word, ignoring: %s", rvalue);
+ return 0;
+ }
+
+ if (r == 0)
+ return 0;
+
+ if (inet_pton(AF_INET, w, &a) <= 0) {
+ log_syntax(unit, LOG_ERR, filename, r, line, "Failed to parse NTP server address, ignoring: %s", w);
+ continue;
+ }
+
+ m = realloc(n->dhcp_server_ntp, (n->n_dhcp_server_ntp + 1) * sizeof(struct in_addr));
+ if (!m)
+ return log_oom();
+
+ m[n->n_dhcp_server_ntp++] = a;
+ n->dhcp_server_ntp = m;
+ }
+}
diff --git a/src/network/networkd-network.h b/src/network/networkd-network.h
new file mode 100644
index 0000000000..d691cc3a45
--- /dev/null
+++ b/src/network/networkd-network.h
@@ -0,0 +1,179 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+ This file is part of systemd.
+
+ Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "condition.h"
+
+typedef struct Network Network;
+
+#include "networkd.h"
+#include "networkd-netdev.h"
+#include "networkd-address.h"
+#include "networkd-route.h"
+#include "networkd-fdb.h"
+#include "networkd-util.h"
+
+#define DHCP_ROUTE_METRIC 1024
+#define IPV4LL_ROUTE_METRIC 2048
+
+typedef enum DCHPClientIdentifier {
+ DHCP_CLIENT_ID_MAC,
+ DHCP_CLIENT_ID_DUID,
+ _DHCP_CLIENT_ID_MAX,
+ _DHCP_CLIENT_ID_INVALID = -1,
+} DCHPClientIdentifier;
+
+typedef enum IPv6PrivacyExtensions {
+ /* The values map to the kernel's /proc/sys/net/ipv6/conf/xxx/use_tempaddr values */
+ IPV6_PRIVACY_EXTENSIONS_NO,
+ IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC,
+ IPV6_PRIVACY_EXTENSIONS_YES, /* aka prefer-temporary */
+ _IPV6_PRIVACY_EXTENSIONS_MAX,
+ _IPV6_PRIVACY_EXTENSIONS_INVALID = -1,
+} IPv6PrivacyExtensions;
+
+struct Network {
+ Manager *manager;
+
+ char *filename;
+ char *name;
+
+ struct ether_addr *match_mac;
+ char **match_path;
+ char **match_driver;
+ char **match_type;
+ char **match_name;
+
+ Condition *match_host;
+ Condition *match_virt;
+ Condition *match_kernel;
+ Condition *match_arch;
+
+ char *description;
+
+ NetDev *bridge;
+ NetDev *bond;
+ Hashmap *stacked_netdevs;
+
+ /* DHCP Client Support */
+ AddressFamilyBoolean dhcp;
+ DCHPClientIdentifier dhcp_client_identifier;
+ char *dhcp_vendor_class_identifier;
+ char *hostname;
+ bool dhcp_dns;
+ bool dhcp_ntp;
+ bool dhcp_mtu;
+ bool dhcp_hostname;
+ bool dhcp_domains;
+ bool dhcp_sendhost;
+ bool dhcp_broadcast;
+ bool dhcp_critical;
+ bool dhcp_routes;
+ bool dhcp_timezone;
+ unsigned dhcp_route_metric;
+
+ /* DHCP Server Support */
+ bool dhcp_server;
+ bool dhcp_server_emit_dns;
+ struct in_addr *dhcp_server_dns;
+ unsigned n_dhcp_server_dns;
+ bool dhcp_server_emit_ntp;
+ struct in_addr *dhcp_server_ntp;
+ unsigned n_dhcp_server_ntp;
+ bool dhcp_server_emit_timezone;
+ char *dhcp_server_timezone;
+ usec_t dhcp_server_default_lease_time_usec, dhcp_server_max_lease_time_usec;
+
+ /* IPV4LL Support */
+ AddressFamilyBoolean link_local;
+ bool ipv4ll_route;
+
+ /* Bridge Support */
+ bool use_bpdu;
+ bool hairpin;
+ bool fast_leave;
+ bool allow_port_to_be_root;
+ bool unicast_flood;
+ unsigned cost;
+
+ AddressFamilyBoolean ip_forward;
+ bool ip_masquerade;
+
+ union in_addr_union ipv6_token;
+ IPv6PrivacyExtensions ipv6_privacy_extensions;
+
+ struct ether_addr *mac;
+ unsigned mtu;
+
+ bool lldp;
+
+ LIST_HEAD(Address, static_addresses);
+ LIST_HEAD(Route, static_routes);
+ LIST_HEAD(FdbEntry, static_fdb_entries);
+
+ Hashmap *addresses_by_section;
+ Hashmap *routes_by_section;
+ Hashmap *fdb_entries_by_section;
+
+ bool wildcard_domain;
+ char **domains, **dns, **ntp, **bind_carrier;
+
+ ResolveSupport llmnr;
+
+ LIST_FIELDS(Network, networks);
+};
+
+void network_free(Network *network);
+
+DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_free);
+#define _cleanup_network_free_ _cleanup_(network_freep)
+
+int network_load(Manager *manager);
+
+int network_get_by_name(Manager *manager, const char *name, Network **ret);
+int network_get(Manager *manager, struct udev_device *device, const char *ifname, const struct ether_addr *mac, Network **ret);
+int network_apply(Manager *manager, Network *network, Link *link);
+
+int config_parse_netdev(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_domains(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_tunnel(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_dhcp(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_dhcp_client_identifier(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_ipv6token(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_ipv6_privacy_extensions(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_hostname(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_timezone(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_dhcp_server_dns(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_dhcp_server_ntp(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+
+/* Legacy IPv4LL support */
+int config_parse_ipv4ll(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+
+const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, unsigned length);
+
+extern const sd_bus_vtable network_vtable[];
+
+int network_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error);
+int network_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error);
+
+const char* ipv6_privacy_extensions_to_string(IPv6PrivacyExtensions i) _const_;
+IPv6PrivacyExtensions ipv6_privacy_extensions_from_string(const char *s) _pure_;
diff --git a/src/network/networkd-route.c b/src/network/networkd-route.c
index 31b10c458d..fbaad40579 100644
--- a/src/network/networkd-route.c
+++ b/src/network/networkd-route.c
@@ -19,12 +19,12 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-
-#include "networkd.h"
-#include "networkd-link.h"
-
#include "util.h"
#include "conf-parser.h"
+#include "netlink-util.h"
+
+#include "networkd.h"
+#include "networkd-route.h"
int route_new_static(Network *network, unsigned section, Route **ret) {
_cleanup_route_free_ Route *route = NULL;
diff --git a/src/network/networkd-route.h b/src/network/networkd-route.h
new file mode 100644
index 0000000000..d090b9c91e
--- /dev/null
+++ b/src/network/networkd-route.h
@@ -0,0 +1,60 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+ This file is part of systemd.
+
+ Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+typedef struct Route Route;
+
+#include "networkd.h"
+#include "networkd-network.h"
+
+struct Route {
+ Network *network;
+ unsigned section;
+
+ int family;
+ unsigned char dst_prefixlen;
+ unsigned char src_prefixlen;
+ unsigned char scope;
+ uint32_t metrics;
+ unsigned char protocol; /* RTPROT_* */
+
+ union in_addr_union in_addr;
+ union in_addr_union dst_addr;
+ union in_addr_union src_addr;
+ union in_addr_union prefsrc_addr;
+
+ LIST_FIELDS(Route, routes);
+};
+
+int route_new_static(Network *network, unsigned section, Route **ret);
+int route_new_dynamic(Route **ret, unsigned char rtm_protocol);
+void route_free(Route *route);
+int route_configure(Route *route, Link *link, sd_netlink_message_handler_t callback);
+int route_drop(Route *route, Link *link, sd_netlink_message_handler_t callback);
+
+DEFINE_TRIVIAL_CLEANUP_FUNC(Route*, route_free);
+#define _cleanup_route_free_ _cleanup_(route_freep)
+
+int config_parse_gateway(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_destination(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_route_priority(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_route_scope(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
diff --git a/src/network/networkd-util.c b/src/network/networkd-util.c
new file mode 100644
index 0000000000..a41cd86239
--- /dev/null
+++ b/src/network/networkd-util.c
@@ -0,0 +1,144 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "util.h"
+#include "conf-parser.h"
+
+#include "networkd-util.h"
+
+const char *address_family_boolean_to_string(AddressFamilyBoolean b) {
+ if (b == ADDRESS_FAMILY_YES ||
+ b == ADDRESS_FAMILY_NO)
+ return yes_no(b == ADDRESS_FAMILY_YES);
+
+ if (b == ADDRESS_FAMILY_IPV4)
+ return "ipv4";
+ if (b == ADDRESS_FAMILY_IPV6)
+ return "ipv6";
+
+ return NULL;
+}
+
+AddressFamilyBoolean address_family_boolean_from_string(const char *s) {
+ int r;
+
+ /* Make this a true superset of a boolean */
+
+ r = parse_boolean(s);
+ if (r > 0)
+ return ADDRESS_FAMILY_YES;
+ if (r == 0)
+ return ADDRESS_FAMILY_NO;
+
+ if (streq(s, "ipv4"))
+ return ADDRESS_FAMILY_IPV4;
+ if (streq(s, "ipv6"))
+ return ADDRESS_FAMILY_IPV6;
+
+ return _ADDRESS_FAMILY_BOOLEAN_INVALID;
+}
+
+DEFINE_CONFIG_PARSE_ENUM(config_parse_address_family_boolean, address_family_boolean, AddressFamilyBoolean, "Failed to parse option");
+
+int config_parse_address_family_boolean_with_kernel(
+ const char* unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ AddressFamilyBoolean *fwd = data, s;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ s = address_family_boolean_from_string(rvalue);
+ if (s < 0) {
+ if (streq(rvalue, "kernel"))
+ s = _ADDRESS_FAMILY_BOOLEAN_INVALID;
+ else {
+ log_syntax(unit, LOG_ERR, filename, line, s, "Failed to parse IPForwarding= option, ignoring: %s", rvalue);
+ return 0;
+ }
+ }
+
+ *fwd = s;
+
+ return 0;
+}
+
+static const char* const resolve_support_table[_RESOLVE_SUPPORT_MAX] = {
+ [RESOLVE_SUPPORT_NO] = "no",
+ [RESOLVE_SUPPORT_YES] = "yes",
+ [RESOLVE_SUPPORT_RESOLVE] = "resolve",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(resolve_support, ResolveSupport);
+
+int config_parse_resolve(
+ const char* unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ ResolveSupport *resolve = data;
+ int k;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(resolve);
+
+ /* Our enum shall be a superset of booleans, hence first try
+ * to parse as boolean, and then as enum */
+
+ k = parse_boolean(rvalue);
+ if (k > 0)
+ *resolve = RESOLVE_SUPPORT_YES;
+ else if (k == 0)
+ *resolve = RESOLVE_SUPPORT_NO;
+ else {
+ ResolveSupport s;
+
+ s = resolve_support_from_string(rvalue);
+ if (s < 0){
+ log_syntax(unit, LOG_ERR, filename, line, -s, "Failed to parse %s= option, ignoring: %s", lvalue, rvalue);
+ return 0;
+ }
+
+ *resolve = s;
+ }
+
+ return 0;
+}
diff --git a/src/network/networkd-util.h b/src/network/networkd-util.h
new file mode 100644
index 0000000000..cc41aae85a
--- /dev/null
+++ b/src/network/networkd-util.h
@@ -0,0 +1,52 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+ This file is part of systemd.
+
+ Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "macro.h"
+
+typedef enum AddressFamilyBoolean {
+ /* This is a bitmask, though it usually doesn't feel that way! */
+ ADDRESS_FAMILY_NO = 0,
+ ADDRESS_FAMILY_IPV4 = 1,
+ ADDRESS_FAMILY_IPV6 = 2,
+ ADDRESS_FAMILY_YES = 3,
+ _ADDRESS_FAMILY_BOOLEAN_MAX,
+ _ADDRESS_FAMILY_BOOLEAN_INVALID = -1,
+} AddressFamilyBoolean;
+
+typedef enum ResolveSupport {
+ RESOLVE_SUPPORT_NO,
+ RESOLVE_SUPPORT_YES,
+ RESOLVE_SUPPORT_RESOLVE,
+ _RESOLVE_SUPPORT_MAX,
+ _RESOLVE_SUPPORT_INVALID = -1,
+} ResolveSupport;
+
+int config_parse_resolve(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_address_family_boolean(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_address_family_boolean_with_kernel(const char* unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+
+const char* resolve_support_to_string(ResolveSupport i) _const_;
+ResolveSupport resolve_support_from_string(const char *s) _pure_;
+
+const char *address_family_boolean_to_string(AddressFamilyBoolean b) _const_;
+AddressFamilyBoolean address_family_boolean_from_string(const char *s) _const_;
diff --git a/src/network/networkd.h b/src/network/networkd.h
index 5340922bf1..eea57ac158 100644
--- a/src/network/networkd.h
+++ b/src/network/networkd.h
@@ -26,213 +26,17 @@
#include "sd-event.h"
#include "sd-netlink.h"
#include "sd-bus.h"
-#include "sd-dhcp-client.h"
-#include "sd-dhcp-server.h"
-#include "sd-ipv4ll.h"
-#include "sd-icmp6-nd.h"
-#include "sd-dhcp6-client.h"
#include "udev.h"
-#include "sd-lldp.h"
-#include "netlink-util.h"
#include "hashmap.h"
#include "list.h"
-#include "set.h"
-#include "condition.h"
-#include "in-addr-util.h"
-#define CACHE_INFO_INFINITY_LIFE_TIME 0xFFFFFFFFU
-#define DHCP_ROUTE_METRIC 1024
-#define IPV4LL_ROUTE_METRIC 2048
-
-typedef struct NetDev NetDev;
-typedef struct Network Network;
-typedef struct Link Link;
-typedef struct Address Address;
-typedef struct Route Route;
typedef struct Manager Manager;
-typedef struct AddressPool AddressPool;
-typedef struct FdbEntry FdbEntry;
-
-typedef enum AddressFamilyBoolean {
- /* This is a bitmask, though it usually doesn't feel that way! */
- ADDRESS_FAMILY_NO = 0,
- ADDRESS_FAMILY_IPV4 = 1,
- ADDRESS_FAMILY_IPV6 = 2,
- ADDRESS_FAMILY_YES = 3,
- _ADDRESS_FAMILY_BOOLEAN_MAX,
- _ADDRESS_FAMILY_BOOLEAN_INVALID = -1,
-} AddressFamilyBoolean;
-
-typedef enum ResolveSupport {
- RESOLVE_SUPPORT_NO,
- RESOLVE_SUPPORT_YES,
- RESOLVE_SUPPORT_RESOLVE,
- _RESOLVE_SUPPORT_MAX,
- _RESOLVE_SUPPORT_INVALID = -1,
-} ResolveSupport;
-
-typedef enum LinkOperationalState {
- LINK_OPERSTATE_OFF,
- LINK_OPERSTATE_NO_CARRIER,
- LINK_OPERSTATE_DORMANT,
- LINK_OPERSTATE_CARRIER,
- LINK_OPERSTATE_DEGRADED,
- LINK_OPERSTATE_ROUTABLE,
- _LINK_OPERSTATE_MAX,
- _LINK_OPERSTATE_INVALID = -1
-} LinkOperationalState;
-
-typedef enum DCHPClientIdentifier {
- DHCP_CLIENT_ID_MAC,
- DHCP_CLIENT_ID_DUID,
- _DHCP_CLIENT_ID_MAX,
- _DHCP_CLIENT_ID_INVALID = -1,
-} DCHPClientIdentifier;
-
-typedef enum IPv6PrivacyExtensions {
- /* The values map to the kernel's /proc/sys/net/ipv6/conf/xxx/use_tempaddr values */
- IPV6_PRIVACY_EXTENSIONS_NO,
- IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC,
- IPV6_PRIVACY_EXTENSIONS_YES, /* aka prefer-temporary */
- _IPV6_PRIVACY_EXTENSIONS_MAX,
- _IPV6_PRIVACY_EXTENSIONS_INVALID = -1,
-} IPv6PrivacyExtensions;
-
-struct FdbEntry {
- Network *network;
- unsigned section;
-
- struct ether_addr *mac_addr;
- uint16_t vlan_id;
-
- LIST_FIELDS(FdbEntry, static_fdb_entries);
-};
-
-struct Network {
- Manager *manager;
-
- char *filename;
- char *name;
-
- struct ether_addr *match_mac;
- char **match_path;
- char **match_driver;
- char **match_type;
- char **match_name;
-
- Condition *match_host;
- Condition *match_virt;
- Condition *match_kernel;
- Condition *match_arch;
-
- char *description;
- NetDev *bridge;
- NetDev *bond;
- Hashmap *stacked_netdevs;
- AddressFamilyBoolean dhcp;
- DCHPClientIdentifier dhcp_client_identifier;
- char *dhcp_vendor_class_identifier;
- char *hostname;
- bool dhcp_dns;
- bool dhcp_ntp;
- bool dhcp_mtu;
- bool dhcp_hostname;
- bool dhcp_domains;
- bool dhcp_sendhost;
- bool dhcp_broadcast;
- bool dhcp_critical;
- bool dhcp_routes;
- unsigned dhcp_route_metric;
- AddressFamilyBoolean link_local;
- bool ipv4ll_route;
- union in_addr_union ipv6_token;
-
- bool dhcp_server;
-
- bool use_bpdu;
- bool hairpin;
- bool fast_leave;
- bool allow_port_to_be_root;
- bool unicast_flood;
- unsigned cost;
-
- AddressFamilyBoolean ip_forward;
- bool ip_masquerade;
-
- IPv6PrivacyExtensions ipv6_privacy_extensions;
-
- struct ether_addr *mac;
- unsigned mtu;
-
- bool lldp;
-
- LIST_HEAD(Address, static_addresses);
- LIST_HEAD(Route, static_routes);
- LIST_HEAD(FdbEntry, static_fdb_entries);
-
- Hashmap *addresses_by_section;
- Hashmap *routes_by_section;
- Hashmap *fdb_entries_by_section;
- bool wildcard_domain;
- char **domains, **dns, **ntp, **bind_carrier;
-
- ResolveSupport llmnr;
-
- LIST_FIELDS(Network, networks);
-};
-
-struct Address {
- Network *network;
- unsigned section;
-
- int family;
- unsigned char prefixlen;
- unsigned char scope;
- uint32_t flags;
- char *label;
-
- struct in_addr broadcast;
- struct ifa_cacheinfo cinfo;
-
- union in_addr_union in_addr;
- union in_addr_union in_addr_peer;
-
- bool ip_masquerade_done;
-
- LIST_FIELDS(Address, addresses);
-};
-
-struct Route {
- Network *network;
- unsigned section;
-
- int family;
- unsigned char dst_prefixlen;
- unsigned char src_prefixlen;
- unsigned char scope;
- uint32_t metrics;
- unsigned char protocol; /* RTPROT_* */
-
- union in_addr_union in_addr;
- union in_addr_union dst_addr;
- union in_addr_union src_addr;
- union in_addr_union prefsrc_addr;
-
- LIST_FIELDS(Route, routes);
-};
-
-struct AddressPool {
- Manager *manager;
-
- int family;
- unsigned prefixlen;
-
- union in_addr_union in_addr;
-
- LIST_FIELDS(AddressPool, address_pools);
-};
+#include "networkd-network.h"
+#include "networkd-address-pool.h"
+#include "networkd-link.h"
+#include "networkd-util.h"
struct Manager {
sd_netlink *rtnl;
@@ -281,183 +85,7 @@ int manager_save(Manager *m);
int manager_address_pool_acquire(Manager *m, int family, unsigned prefixlen, union in_addr_union *found);
+Link* manager_find_uplink(Manager *m, Link *exclude);
+
DEFINE_TRIVIAL_CLEANUP_FUNC(Manager*, manager_free);
#define _cleanup_manager_free_ _cleanup_(manager_freep)
-
-/* Network */
-
-int network_load(Manager *manager);
-
-void network_free(Network *network);
-
-DEFINE_TRIVIAL_CLEANUP_FUNC(Network*, network_free);
-#define _cleanup_network_free_ _cleanup_(network_freep)
-
-int network_get_by_name(Manager *manager, const char *name, Network **ret);
-int network_get(Manager *manager, struct udev_device *device,
- const char *ifname, const struct ether_addr *mac,
- Network **ret);
-int network_apply(Manager *manager, Network *network, Link *link);
-
-int config_parse_netdev(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-int config_parse_domains(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata);
-
-int config_parse_tunnel(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata);
-
-extern const sd_bus_vtable network_vtable[];
-
-int network_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error);
-int network_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error);
-
-/* gperf */
-const struct ConfigPerfItem* network_network_gperf_lookup(const char *key, unsigned length);
-
-/* Route */
-int route_new_static(Network *network, unsigned section, Route **ret);
-int route_new_dynamic(Route **ret, unsigned char rtm_protocol);
-void route_free(Route *route);
-int route_configure(Route *route, Link *link, sd_netlink_message_handler_t callback);
-int route_drop(Route *route, Link *link, sd_netlink_message_handler_t callback);
-
-
-DEFINE_TRIVIAL_CLEANUP_FUNC(Route*, route_free);
-#define _cleanup_route_free_ _cleanup_(route_freep)
-
-int config_parse_gateway(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-int config_parse_destination(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-int config_parse_route_priority(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-int config_parse_route_scope(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-/* Address */
-int address_new_static(Network *network, unsigned section, Address **ret);
-int address_new_dynamic(Address **ret);
-void address_free(Address *address);
-int address_configure(Address *address, Link *link, sd_netlink_message_handler_t callback);
-int address_update(Address *address, Link *link, sd_netlink_message_handler_t callback);
-int address_drop(Address *address, Link *link, sd_netlink_message_handler_t callback);
-int address_establish(Address *address, Link *link);
-int address_release(Address *address, Link *link);
-bool address_equal(Address *a1, Address *a2);
-
-DEFINE_TRIVIAL_CLEANUP_FUNC(Address*, address_free);
-#define _cleanup_address_free_ _cleanup_(address_freep)
-
-int config_parse_address(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-int config_parse_broadcast(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-int config_parse_label(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-/* Forwarding database table. */
-int fdb_entry_configure(Link *const link, FdbEntry *const fdb_entry);
-void fdb_entry_free(FdbEntry *fdb_entry);
-int fdb_entry_new_static(Network *const network, const unsigned section, FdbEntry **ret);
-
-DEFINE_TRIVIAL_CLEANUP_FUNC(FdbEntry*, fdb_entry_free);
-#define _cleanup_fdbentry_free_ _cleanup_(fdb_entry_freep)
-
-int config_parse_fdb_hwaddr(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-int config_parse_fdb_vlan_id(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-/* DHCP support */
-
-int config_parse_dhcp(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-int config_parse_dhcp_client_identifier(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-/* IPv4LL support (legacy) */
-
-int config_parse_ipv4ll(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-/* IPv6 support */
-int config_parse_ipv6token(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-/* Resolve protocols support */
-
-const char* resolve_support_to_string(ResolveSupport i) _const_;
-ResolveSupport resolve_support_from_string(const char *s) _pure_;
-
-int config_parse_resolve(const char *unit, const char *filename, unsigned line,
- const char *section, unsigned section_line, const char *lvalue,
- int ltype, const char *rvalue, void *data, void *userdata);
-
-/* Address Pool */
-
-int address_pool_new(Manager *m, AddressPool **ret, int family, const union in_addr_union *u, unsigned prefixlen);
-int address_pool_new_from_string(Manager *m, AddressPool **ret, int family, const char *p, unsigned prefixlen);
-void address_pool_free(AddressPool *p);
-
-int address_pool_acquire(AddressPool *p, unsigned prefixlen, union in_addr_union *found);
-
-const char *address_family_boolean_to_string(AddressFamilyBoolean b) _const_;
-AddressFamilyBoolean address_family_boolean_from_string(const char *s) _const_;
-
-int config_parse_address_family_boolean(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
-
-/* IPForwarding parser */
-int config_parse_address_family_boolean_with_kernel(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
-
-/* Operational State */
-
-const char* link_operstate_to_string(LinkOperationalState s) _const_;
-LinkOperationalState link_operstate_from_string(const char *s) _pure_;
-
-/* IPv6 privacy extensions support */
-
-const char* ipv6_privacy_extensions_to_string(IPv6PrivacyExtensions i) _const_;
-IPv6PrivacyExtensions ipv6_privacy_extensions_from_string(const char *s) _pure_;
-
-int config_parse_ipv6_privacy_extensions(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
-
-
-/* Hostname */
-int config_parse_hostname(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
diff --git a/src/systemd/sd-dhcp-lease.h b/src/systemd/sd-dhcp-lease.h
index 5afa50a9d0..ed5bceecdd 100644
--- a/src/systemd/sd-dhcp-lease.h
+++ b/src/systemd/sd-dhcp-lease.h
@@ -34,6 +34,9 @@ sd_dhcp_lease *sd_dhcp_lease_unref(sd_dhcp_lease *lease);
int sd_dhcp_lease_get_address(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_lifetime(sd_dhcp_lease *lease, uint32_t *lifetime);
+int sd_dhcp_lease_get_t1(sd_dhcp_lease *lease, uint32_t *t1);
+int sd_dhcp_lease_get_t2(sd_dhcp_lease *lease, uint32_t *t2);
+int sd_dhcp_lease_get_broadcast(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_netmask(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_router(sd_dhcp_lease *lease, struct in_addr *addr);
int sd_dhcp_lease_get_next_server(sd_dhcp_lease *lease, struct in_addr *addr);
@@ -44,13 +47,9 @@ int sd_dhcp_lease_get_mtu(sd_dhcp_lease *lease, uint16_t *mtu);
int sd_dhcp_lease_get_domainname(sd_dhcp_lease *lease, const char **domainname);
int sd_dhcp_lease_get_hostname(sd_dhcp_lease *lease, const char **hostname);
int sd_dhcp_lease_get_root_path(sd_dhcp_lease *lease, const char **root_path);
-int sd_dhcp_lease_get_routes(sd_dhcp_lease *lease, struct sd_dhcp_route **routesgn);
-int sd_dhcp_lease_get_vendor_specific(sd_dhcp_lease *lease, const uint8_t **data,
- size_t *data_len);
-int sd_dhcp_lease_get_client_id(sd_dhcp_lease *lease, const uint8_t **client_id,
- size_t *client_id_len);
-
-int sd_dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file);
-int sd_dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file);
+int sd_dhcp_lease_get_routes(sd_dhcp_lease *lease, struct sd_dhcp_route **routes);
+int sd_dhcp_lease_get_vendor_specific(sd_dhcp_lease *lease, const void **data, size_t *data_len);
+int sd_dhcp_lease_get_client_id(sd_dhcp_lease *lease, const void **client_id, size_t *client_id_len);
+int sd_dhcp_lease_get_timezone(sd_dhcp_lease *lease, const char **timezone);
#endif
diff --git a/src/systemd/sd-dhcp-server.h b/src/systemd/sd-dhcp-server.h
index 9af3b6532d..7e4f2ffb30 100644
--- a/src/systemd/sd-dhcp-server.h
+++ b/src/systemd/sd-dhcp-server.h
@@ -30,11 +30,11 @@
typedef struct sd_dhcp_server sd_dhcp_server;
+int sd_dhcp_server_new(sd_dhcp_server **ret, int ifindex);
+
sd_dhcp_server *sd_dhcp_server_ref(sd_dhcp_server *server);
sd_dhcp_server *sd_dhcp_server_unref(sd_dhcp_server *server);
-int sd_dhcp_server_new(sd_dhcp_server **ret, int ifindex);
-
int sd_dhcp_server_attach_event(sd_dhcp_server *client, sd_event *event, int priority);
int sd_dhcp_server_detach_event(sd_dhcp_server *client);
sd_event *sd_dhcp_server_get_event(sd_dhcp_server *client);
@@ -47,5 +47,13 @@ int sd_dhcp_server_stop(sd_dhcp_server *server);
int sd_dhcp_server_set_address(sd_dhcp_server *server, struct in_addr *address, unsigned char prefixlen);
int sd_dhcp_server_set_lease_pool(sd_dhcp_server *server, struct in_addr *start, size_t size);
+int sd_dhcp_server_set_timezone(sd_dhcp_server *server, const char *timezone);
+int sd_dhcp_server_set_dns(sd_dhcp_server *server, const struct in_addr ntp[], unsigned n);
+int sd_dhcp_server_set_ntp(sd_dhcp_server *server, const struct in_addr dns[], unsigned n);
+
+int sd_dhcp_server_set_max_lease_time(sd_dhcp_server *server, uint32_t t);
+int sd_dhcp_server_set_default_lease_time(sd_dhcp_server *server, uint32_t t);
+
int sd_dhcp_server_forcerenew(sd_dhcp_server *server);
+
#endif
diff --git a/src/systemd/sd-network.h b/src/systemd/sd-network.h
index 4d96c867d9..4179015fbf 100644
--- a/src/systemd/sd-network.h
+++ b/src/systemd/sd-network.h
@@ -122,6 +122,9 @@ int sd_network_link_get_carrier_bound_to(int ifindex, char ***carriers);
/* Get the CARRIERS that are bound to current link. */
int sd_network_link_get_carrier_bound_by(int ifindex, char ***carriers);
+/* Get the timezone that was learnt on a specific link. */
+int sd_network_link_get_timezone(int ifindex, char **timezone);
+
/* Returns whether or not domains that don't match any link should be resolved
* on this link. 1 for yes, 0 for no and negative value for error */
int sd_network_link_get_wildcard_domain(int ifindex);
diff --git a/src/timedate/timedated.c b/src/timedate/timedated.c
index 21d6ee4c0c..42ae70fd1d 100644
--- a/src/timedate/timedated.c
+++ b/src/timedate/timedated.c
@@ -68,32 +68,15 @@ static int context_read_data(Context *c) {
assert(c);
- r = readlink_malloc("/etc/localtime", &t);
- if (r < 0) {
- if (r == -EINVAL)
- log_warning("/etc/localtime should be a symbolic link to a time zone data file in /usr/share/zoneinfo/.");
- else
- log_warning_errno(r, "Failed to get target of /etc/localtime: %m");
- } else {
- const char *e;
+ r = get_timezone(&t);
+ if (r == -EINVAL)
+ log_warning_errno(r, "/etc/localtime should be a symbolic link to a time zone data file in /usr/share/zoneinfo/.");
+ else if (r < 0)
+ log_warning_errno(r, "Failed to get target of /etc/localtime: %m");
- e = path_startswith(t, "/usr/share/zoneinfo/");
- if (!e)
- e = path_startswith(t, "../usr/share/zoneinfo/");
-
- if (!e)
- log_warning("/etc/localtime should be a symbolic link to a time zone data file in /usr/share/zoneinfo/.");
- else {
- c->zone = strdup(e);
- if (!c->zone)
- return log_oom();
- }
- }
-
- if (isempty(c->zone)) {
- free(c->zone);
- c->zone = NULL;
- }
+ free(c->zone);
+ c->zone = t;
+ t = NULL;
c->local_rtc = clock_is_localtime() > 0;