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-rw-r--r--src/core/dbus-execute.c1
-rw-r--r--src/network/networkd-address.c185
-rw-r--r--src/network/networkd-address.h9
-rw-r--r--src/network/networkd-dhcp4.c24
-rw-r--r--src/network/networkd-dhcp6.c10
-rw-r--r--src/network/networkd-ipv4ll.c13
-rw-r--r--src/network/networkd-link.c194
-rw-r--r--src/network/networkd-link.h6
-rw-r--r--src/network/networkd-manager.c434
-rw-r--r--src/network/networkd-network.c7
-rw-r--r--src/network/networkd-route.c80
-rw-r--r--src/network/networkd-route.h5
-rw-r--r--src/network/networkd.h7
13 files changed, 579 insertions, 396 deletions
diff --git a/src/core/dbus-execute.c b/src/core/dbus-execute.c
index e93db5504a..6712b86232 100644
--- a/src/core/dbus-execute.c
+++ b/src/core/dbus-execute.c
@@ -1246,7 +1246,6 @@ int bus_exec_context_set_transient_property(
return sd_bus_error_set_errnof(error, EINVAL, "Path %s is not absolute.", path);
if (mode != UNIT_CHECK) {
- _cleanup_free_ char *drop_in = NULL;
char *buf = NULL;
buf = strjoin(b ? "-" : "", path, NULL);
diff --git a/src/network/networkd-address.c b/src/network/networkd-address.c
index 316ae2e4cb..5d443e9b9b 100644
--- a/src/network/networkd-address.c
+++ b/src/network/networkd-address.c
@@ -95,8 +95,10 @@ void address_free(Address *address) {
UINT_TO_PTR(address->section));
}
- if (address->link)
+ if (address->link) {
set_remove(address->link->addresses, address);
+ set_remove(address->link->addresses_foreign, address);
+ }
free(address);
}
@@ -206,9 +208,9 @@ static int address_establish(Address *address, Link *link) {
assert(link);
masq = link->network &&
- link->network->ip_masquerade &&
- address->family == AF_INET &&
- address->scope < RT_SCOPE_LINK;
+ link->network->ip_masquerade &&
+ address->family == AF_INET &&
+ address->scope < RT_SCOPE_LINK;
/* Add firewall entry if this is requested */
if (address->ip_masquerade_done != masq) {
@@ -225,13 +227,17 @@ static int address_establish(Address *address, Link *link) {
return 0;
}
-int address_add(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret) {
+static int address_add_internal(Link *link, Set **addresses,
+ int family,
+ const union in_addr_union *in_addr,
+ unsigned char prefixlen,
+ Address **ret) {
_cleanup_address_free_ Address *address = NULL;
int r;
assert(link);
+ assert(addresses);
assert(in_addr);
- assert(ret);
r = address_new(&address);
if (r < 0)
@@ -241,31 +247,46 @@ int address_add(Link *link, int family, const union in_addr_union *in_addr, unsi
address->in_addr = *in_addr;
address->prefixlen = prefixlen;
- r = set_ensure_allocated(&link->addresses, &address_hash_ops);
+ r = set_ensure_allocated(addresses, &address_hash_ops);
if (r < 0)
return r;
- r = set_put(link->addresses, address);
+ r = set_put(*addresses, address);
if (r < 0)
return r;
address->link = link;
- r = address_establish(address, link);
+ if (ret)
+ *ret = address;
+
+ address = NULL;
+
+ return 0;
+}
+
+int address_add_foreign(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret) {
+ return address_add_internal(link, &link->addresses_foreign, family, in_addr, prefixlen, ret);
+}
+
+static int address_add(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret) {
+ int r;
+
+ r = address_add_internal(link, &link->addresses, family, in_addr, prefixlen, ret);
if (r < 0)
return r;
- *ret = address;
- address = NULL;
+ link_update_operstate(link);
+ link_dirty(link);
return 0;
}
-static int address_release(Address *address, Link *link) {
+static int address_release(Address *address) {
int r;
assert(address);
- assert(link);
+ assert(address->link);
/* Remove masquerading firewall entry if it was added */
if (address->ip_masquerade_done) {
@@ -274,7 +295,7 @@ static int address_release(Address *address, Link *link) {
r = fw_add_masquerade(false, AF_INET, 0, &masked, address->prefixlen, NULL, NULL, 0);
if (r < 0)
- log_link_warning_errno(link, r, "Failed to disable IP masquerading: %m");
+ log_link_warning_errno(address->link, r, "Failed to disable IP masquerading: %m");
address->ip_masquerade_done = false;
}
@@ -282,12 +303,42 @@ static int address_release(Address *address, Link *link) {
return 0;
}
+int address_update(Address *address, unsigned char flags, unsigned char scope, struct ifa_cacheinfo *cinfo) {
+ bool ready;
+
+ assert(address);
+ assert(cinfo);
+
+ ready = address_is_ready(address);
+
+ address->added = true;
+ address->flags = flags;
+ address->scope = scope;
+ address->cinfo = *cinfo;
+
+ if (!ready && address_is_ready(address) && address->link)
+ link_check_ready(address->link);
+
+ return 0;
+}
+
int address_drop(Address *address) {
+ Link *link;
+ bool ready;
+
assert(address);
- address_release(address, address->link);
+ ready = address_is_ready(address);
+ link = address->link;
+
+ address_release(address);
address_free(address);
+ link_update_operstate(link);
+
+ if (link && !ready)
+ link_check_ready(link);
+
return 0;
}
@@ -303,8 +354,11 @@ int address_get(Link *link, int family, const union in_addr_union *in_addr, unsi
address.prefixlen = prefixlen;
existing = set_get(link->addresses, &address);
- if (!existing)
- return -ENOENT;
+ if (!existing) {
+ existing = set_get(link->addresses_foreign, &address);
+ if (!existing)
+ return -ENOENT;
+ }
*ret = existing;
@@ -323,8 +377,6 @@ int address_remove(Address *address, Link *link,
assert(link->manager);
assert(link->manager->rtnl);
- address_release(address, link);
-
r = sd_rtnl_message_new_addr(link->manager->rtnl, &req, RTM_DELADDR,
link->ifindex, address->family);
if (r < 0)
@@ -350,74 +402,6 @@ int address_remove(Address *address, Link *link,
return 0;
}
-int address_update(Address *address, Link *link,
- sd_netlink_message_handler_t callback) {
- _cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
- int r;
-
- assert(address);
- assert(address->family == AF_INET || address->family == AF_INET6);
- assert(link->ifindex > 0);
- assert(link->manager);
- assert(link->manager->rtnl);
-
- r = sd_rtnl_message_new_addr_update(link->manager->rtnl, &req,
- link->ifindex, address->family);
- if (r < 0)
- return log_error_errno(r, "Could not allocate RTM_NEWADDR message: %m");
-
- r = sd_rtnl_message_addr_set_prefixlen(req, address->prefixlen);
- if (r < 0)
- return log_error_errno(r, "Could not set prefixlen: %m");
-
- address->flags |= IFA_F_PERMANENT;
-
- r = sd_rtnl_message_addr_set_flags(req, address->flags & 0xff);
- if (r < 0)
- return log_error_errno(r, "Could not set flags: %m");
-
- if (address->flags & ~0xff && link->rtnl_extended_attrs) {
- r = sd_netlink_message_append_u32(req, IFA_FLAGS, address->flags);
- if (r < 0)
- return log_error_errno(r, "Could not set extended flags: %m");
- }
-
- r = sd_rtnl_message_addr_set_scope(req, address->scope);
- if (r < 0)
- return log_error_errno(r, "Could not set scope: %m");
-
- if (address->family == AF_INET)
- r = sd_netlink_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in);
- else if (address->family == AF_INET6)
- r = sd_netlink_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6);
- if (r < 0)
- return log_error_errno(r, "Could not append IFA_LOCAL attribute: %m");
-
- if (address->family == AF_INET) {
- r = sd_netlink_message_append_in_addr(req, IFA_BROADCAST, &address->broadcast);
- if (r < 0)
- return log_error_errno(r, "Could not append IFA_BROADCAST attribute: %m");
- }
-
- if (address->label) {
- r = sd_netlink_message_append_string(req, IFA_LABEL, address->label);
- if (r < 0)
- return log_error_errno(r, "Could not append IFA_LABEL attribute: %m");
- }
-
- r = sd_netlink_message_append_cache_info(req, IFA_CACHEINFO, &address->cinfo);
- if (r < 0)
- return log_error_errno(r, "Could not append IFA_CACHEINFO attribute: %m");
-
- r = sd_netlink_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
- if (r < 0)
- return log_error_errno(r, "Could not send rtnetlink message: %m");
-
- link_ref(link);
-
- return 0;
-}
-
static int address_acquire(Link *link, Address *original, Address **ret) {
union in_addr_union in_addr = {};
struct in_addr broadcast = {};
@@ -477,8 +461,7 @@ static int address_acquire(Link *link, Address *original, Address **ret) {
return 0;
}
-int address_configure(Address *address, Link *link,
- sd_netlink_message_handler_t callback) {
+int address_configure(Address *address, Link *link, sd_netlink_message_handler_t callback, bool update) {
_cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
int r;
@@ -493,8 +476,12 @@ int address_configure(Address *address, Link *link,
if (r < 0)
return r;
- r = sd_rtnl_message_new_addr(link->manager->rtnl, &req, RTM_NEWADDR,
- link->ifindex, address->family);
+ if (update)
+ r = sd_rtnl_message_new_addr_update(link->manager->rtnl, &req,
+ link->ifindex, address->family);
+ else
+ r = sd_rtnl_message_new_addr(link->manager->rtnl, &req, RTM_NEWADDR,
+ link->ifindex, address->family);
if (r < 0)
return log_error_errno(r, "Could not allocate RTM_NEWADDR message: %m");
@@ -551,13 +538,23 @@ int address_configure(Address *address, Link *link,
if (r < 0)
return log_error_errno(r, "Could not append IFA_CACHEINFO attribute: %m");
- r = sd_netlink_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
+ r = address_establish(address, link);
if (r < 0)
+ return r;
+
+ r = sd_netlink_call_async(link->manager->rtnl, req, callback, link, 0, NULL);
+ if (r < 0) {
+ address_release(address);
return log_error_errno(r, "Could not send rtnetlink message: %m");
+ }
link_ref(link);
- address_establish(address, link);
+ r = address_add(link, address->family, &address->in_addr, address->prefixlen, NULL);
+ if (r < 0) {
+ address_release(address);
+ return log_error_errno(r, "Could not add address: %m");
+ }
return 0;
}
@@ -742,5 +739,5 @@ int config_parse_label(const char *unit,
bool address_is_ready(const Address *a) {
assert(a);
- return !(a->flags & (IFA_F_TENTATIVE | IFA_F_DEPRECATED));
+ return a->added && !(a->flags & (IFA_F_TENTATIVE | IFA_F_DEPRECATED));
}
diff --git a/src/network/networkd-address.h b/src/network/networkd-address.h
index 425344fe48..fd309bebb6 100644
--- a/src/network/networkd-address.h
+++ b/src/network/networkd-address.h
@@ -52,7 +52,8 @@ struct Address {
union in_addr_union in_addr;
union in_addr_union in_addr_peer;
- bool ip_masquerade_done;
+ bool added:1;
+ bool ip_masquerade_done:1;
LIST_FIELDS(Address, addresses);
};
@@ -60,11 +61,11 @@ struct Address {
int address_new_static(Network *network, unsigned section, Address **ret);
int address_new(Address **ret);
void address_free(Address *address);
-int address_add(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret);
+int address_add_foreign(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret);
int address_get(Link *link, int family, const union in_addr_union *in_addr, unsigned char prefixlen, Address **ret);
+int address_update(Address *address, unsigned char flags, unsigned char scope, struct ifa_cacheinfo *cinfo);
int address_drop(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_configure(Address *address, Link *link, sd_netlink_message_handler_t callback, bool update);
int address_remove(Address *address, Link *link, sd_netlink_message_handler_t callback);
bool address_equal(Address *a1, Address *a2);
bool address_is_ready(const Address *a);
diff --git a/src/network/networkd-dhcp4.c b/src/network/networkd-dhcp4.c
index 5d9bfcea7c..22594a9415 100644
--- a/src/network/networkd-dhcp4.c
+++ b/src/network/networkd-dhcp4.c
@@ -45,7 +45,7 @@ static int dhcp4_route_handler(sd_netlink *rtnl, sd_netlink_message *m,
if (!link->dhcp4_messages) {
link->dhcp4_configured = true;
- link_client_handler(link);
+ link_check_ready(link);
}
return 1;
@@ -72,11 +72,13 @@ static int link_set_dhcp_routes(Link *link) {
if (r < 0)
return log_link_warning_errno(link, r, "DHCP error: could not get address: %m");
- r = route_new(&route, RTPROT_DHCP);
+ r = route_new(&route);
if (r < 0)
return log_link_error_errno(link, r, "Could not allocate route: %m");
- r = route_new(&route_gw, RTPROT_DHCP);
+ route->protocol = RTPROT_DHCP;
+
+ r = route_new(&route_gw);
if (r < 0)
return log_link_error_errno(link, r, "Could not allocate route: %m");
@@ -88,6 +90,7 @@ static int link_set_dhcp_routes(Link *link) {
route_gw->dst_prefixlen = 32;
route_gw->prefsrc_addr.in = address;
route_gw->scope = RT_SCOPE_LINK;
+ route_gw->protocol = RTPROT_DHCP;
route_gw->metrics = link->network->dhcp_route_metric;
r = route_configure(route_gw, link, &dhcp4_route_handler);
@@ -120,11 +123,12 @@ static int link_set_dhcp_routes(Link *link) {
for (i = 0; i < n; i++) {
_cleanup_route_free_ Route *route = NULL;
- r = route_new(&route, RTPROT_DHCP);
+ r = route_new(&route);
if (r < 0)
return log_link_error_errno(link, r, "Could not allocate route: %m");
route->family = AF_INET;
+ route->protocol = RTPROT_DHCP;
route->in_addr.in = static_routes[i].gw_addr;
route->dst_addr.in = static_routes[i].dst_addr;
route->dst_prefixlen = static_routes[i].dst_prefixlen;
@@ -162,7 +166,7 @@ static int dhcp_lease_lost(Link *link) {
for (i = 0; i < n; i++) {
_cleanup_route_free_ Route *route = NULL;
- r = route_new(&route, RTPROT_UNSPEC);
+ r = route_new(&route);
if (r >= 0) {
route->family = AF_INET;
route->in_addr.in = routes[i].gw_addr;
@@ -183,7 +187,7 @@ static int dhcp_lease_lost(Link *link) {
_cleanup_route_free_ Route *route_gw = NULL;
_cleanup_route_free_ Route *route = NULL;
- r = route_new(&route_gw, RTPROT_UNSPEC);
+ r = route_new(&route_gw);
if (r >= 0) {
route_gw->family = AF_INET;
route_gw->dst_addr.in = gateway;
@@ -194,7 +198,7 @@ static int dhcp_lease_lost(Link *link) {
&link_route_remove_handler);
}
- r = route_new(&route, RTPROT_UNSPEC);
+ r = route_new(&route);
if (r >= 0) {
route->family = AF_INET;
route->in_addr.in = gateway;
@@ -299,9 +303,9 @@ static int dhcp4_update_address(Link *link,
addr->prefixlen = prefixlen;
addr->broadcast.s_addr = address->s_addr | ~netmask->s_addr;
- /* use update rather than configure so that we will update the
- * lifetime of an existing address if it has already been configured */
- r = address_update(addr, link, &dhcp4_address_handler);
+ /* allow reusing an existing address and simply update its lifetime
+ * in case it already exists */
+ r = address_configure(addr, link, &dhcp4_address_handler, true);
if (r < 0)
return r;
diff --git a/src/network/networkd-dhcp6.c b/src/network/networkd-dhcp6.c
index 2f9ecf7a89..fb93e6606e 100644
--- a/src/network/networkd-dhcp6.c
+++ b/src/network/networkd-dhcp6.c
@@ -63,7 +63,7 @@ static int dhcp6_address_handler(sd_netlink *rtnl, sd_netlink_message *m,
return 1;
}
-static int dhcp6_address_update(Link *link, struct in6_addr *ip6_addr,
+static int dhcp6_address_change(Link *link, struct in6_addr *ip6_addr,
uint8_t prefixlen, uint32_t lifetime_preferred,
uint32_t lifetime_valid) {
int r;
@@ -87,7 +87,7 @@ static int dhcp6_address_update(Link *link, struct in6_addr *ip6_addr,
SD_ICMP6_ND_ADDRESS_FORMAT_VAL(addr->in_addr.in6),
addr->prefixlen, lifetime_preferred, lifetime_valid);
- r = address_update(addr, link, dhcp6_address_handler);
+ r = address_configure(addr, link, dhcp6_address_handler, true);
if (r < 0)
log_link_warning_errno(link, r, "Could not assign DHCPv6 address: %m");
@@ -121,7 +121,7 @@ static int dhcp6_lease_address_acquired(sd_dhcp6_client *client, Link *link) {
if (r == -EADDRNOTAVAIL)
prefixlen = 128;
- r = dhcp6_address_update(link, &ip6_addr, prefixlen,
+ r = dhcp6_address_change(link, &ip6_addr, prefixlen,
lifetime_preferred, lifetime_valid);
if (r < 0)
return r;
@@ -176,7 +176,7 @@ static void dhcp6_handler(sd_dhcp6_client *client, int event, void *userdata) {
return;
}
- link_client_handler(link);
+ link_check_ready(link);
}
static int dhcp6_configure(Link *link, int event) {
@@ -300,7 +300,7 @@ static int dhcp6_prefix_expired(Link *link) {
log_link_info(link, "IPv6 prefix length updated "SD_ICMP6_ND_ADDRESS_FORMAT_STR"/%d", SD_ICMP6_ND_ADDRESS_FORMAT_VAL(ip6_addr), 128);
- dhcp6_address_update(link, &ip6_addr, 128, lifetime_preferred, lifetime_valid);
+ dhcp6_address_change(link, &ip6_addr, 128, lifetime_preferred, lifetime_valid);
}
return 0;
diff --git a/src/network/networkd-ipv4ll.c b/src/network/networkd-ipv4ll.c
index 01ee9f9f4a..2fdb77ef6c 100644
--- a/src/network/networkd-ipv4ll.c
+++ b/src/network/networkd-ipv4ll.c
@@ -55,7 +55,7 @@ static int ipv4ll_address_lost(Link *link) {
address_remove(address, link, &link_address_remove_handler);
- r = route_new(&route, RTPROT_UNSPEC);
+ r = route_new(&route);
if (r < 0) {
log_link_error_errno(link, r, "Could not allocate route: %m");
return r;
@@ -67,7 +67,7 @@ static int ipv4ll_address_lost(Link *link) {
route_remove(route, link, &link_route_remove_handler);
- link_client_handler(link);
+ link_check_ready(link);
return 0;
}
@@ -88,7 +88,7 @@ static int ipv4ll_route_handler(sd_netlink *rtnl, sd_netlink_message *m, void *u
link->ipv4ll_route = true;
if (link->ipv4ll_address == true)
- link_client_handler(link);
+ link_check_ready(link);
return 1;
}
@@ -110,7 +110,7 @@ static int ipv4ll_address_handler(sd_netlink *rtnl, sd_netlink_message *m, void
link->ipv4ll_address = true;
if (link->ipv4ll_route == true)
- link_client_handler(link);
+ link_check_ready(link);
return 1;
}
@@ -143,18 +143,19 @@ static int ipv4ll_address_claimed(sd_ipv4ll *ll, Link *link) {
ll_addr->broadcast.s_addr = ll_addr->in_addr.in.s_addr | htonl(0xfffffffflu >> ll_addr->prefixlen);
ll_addr->scope = RT_SCOPE_LINK;
- r = address_configure(ll_addr, link, ipv4ll_address_handler);
+ r = address_configure(ll_addr, link, ipv4ll_address_handler, false);
if (r < 0)
return r;
link->ipv4ll_address = false;
- r = route_new(&route, RTPROT_STATIC);
+ r = route_new(&route);
if (r < 0)
return r;
route->family = AF_INET;
route->scope = RT_SCOPE_LINK;
+ route->protocol = RTPROT_STATIC;
route->metrics = IPV4LL_ROUTE_METRIC;
r = route_configure(route, link, ipv4ll_route_handler);
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index 9d97089576..ec4b082542 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -130,6 +130,57 @@ static IPv6PrivacyExtensions link_ipv6_privacy_extensions(Link *link) {
return link->network->ipv6_privacy_extensions;
}
+void link_update_operstate(Link *link) {
+ LinkOperationalState operstate;
+ assert(link);
+
+ if (link->kernel_operstate == IF_OPER_DORMANT)
+ operstate = LINK_OPERSTATE_DORMANT;
+ else if (link_has_carrier(link)) {
+ Address *address;
+ uint8_t scope = RT_SCOPE_NOWHERE;
+ Iterator i;
+
+ /* if we have carrier, check what addresses we have */
+ SET_FOREACH(address, link->addresses, i) {
+ if (!address_is_ready(address))
+ continue;
+
+ if (address->scope < scope)
+ scope = address->scope;
+ }
+
+ /* for operstate we also take foreign addresses into account */
+ SET_FOREACH(address, link->addresses_foreign, i) {
+ if (!address_is_ready(address))
+ continue;
+
+ if (address->scope < scope)
+ scope = address->scope;
+ }
+
+ if (scope < RT_SCOPE_SITE)
+ /* universally accessible addresses found */
+ operstate = LINK_OPERSTATE_ROUTABLE;
+ else if (scope < RT_SCOPE_HOST)
+ /* only link or site local addresses found */
+ operstate = LINK_OPERSTATE_DEGRADED;
+ else
+ /* no useful addresses found */
+ operstate = LINK_OPERSTATE_CARRIER;
+ } else if (link->flags & IFF_UP)
+ operstate = LINK_OPERSTATE_NO_CARRIER;
+ else
+ operstate = LINK_OPERSTATE_OFF;
+
+ if (link->operstate != operstate) {
+ link->operstate = operstate;
+ link_send_changed(link, "OperationalState", NULL);
+ link_dirty(link);
+ manager_dirty(link->manager);
+ }
+}
+
#define FLAG_STRING(string, flag, old, new) \
(((old ^ new) & flag) \
? ((old & flag) ? (" -" string) : (" +" string)) \
@@ -202,7 +253,7 @@ static int link_update_flags(Link *link, sd_netlink_message *m) {
link->flags = flags;
link->kernel_operstate = operstate;
- link_save(link);
+ link_update_operstate(link);
return 0;
}
@@ -297,6 +348,11 @@ static void link_free(Link *link) {
set_free(link->addresses);
+ while (!set_isempty(link->addresses_foreign))
+ address_free(set_first(link->addresses_foreign));
+
+ set_free(link->addresses_foreign);
+
while ((address = link->pool_addresses)) {
LIST_REMOVE(addresses, link->pool_addresses, address);
address_free(address);
@@ -321,6 +377,7 @@ static void link_free(Link *link) {
free(link->ifname);
+ (void)unlink(link->state_file);
free(link->state_file);
udev_device_unref(link->udev_device);
@@ -399,7 +456,7 @@ static void link_enter_unmanaged(Link *link) {
link_set_state(link, LINK_STATE_UNMANAGED);
- link_save(link);
+ link_dirty(link);
}
static int link_stop_clients(Link *link) {
@@ -457,7 +514,7 @@ void link_enter_failed(Link *link) {
link_stop_clients(link);
- link_save(link);
+ link_dirty(link);
}
static Address* link_find_dhcp_server_address(Link *link) {
@@ -498,14 +555,19 @@ static int link_enter_configured(Link *link) {
link_set_state(link, LINK_STATE_CONFIGURED);
- link_save(link);
+ link_dirty(link);
return 0;
}
-void link_client_handler(Link *link) {
+void link_check_ready(Link *link) {
+ Address *a;
+ Iterator i;
+
assert(link);
- assert(link->network);
+
+ if (!link->network)
+ return;
if (!link->static_configured)
return;
@@ -523,6 +585,10 @@ void link_client_handler(Link *link) {
!link->dhcp4_configured && !link->dhcp6_configured))
return;
+ SET_FOREACH(a, link->addresses, i)
+ if (!address_is_ready(a))
+ return;
+
if (link->state != LINK_STATE_CONFIGURED)
link_enter_configured(link);
@@ -550,7 +616,7 @@ static int route_handler(sd_netlink *rtnl, sd_netlink_message *m, void *userdata
if (link->link_messages == 0) {
log_link_debug(link, "Routes set");
link->static_configured = true;
- link_client_handler(link);
+ link_check_ready(link);
}
return 1;
@@ -579,7 +645,7 @@ static int link_enter_set_routes(Link *link) {
if (link->link_messages == 0) {
link->static_configured = true;
- link_client_handler(link);
+ link_check_ready(link);
} else
log_link_debug(link, "Setting routes");
@@ -736,7 +802,7 @@ static int link_enter_set_addresses(Link *link) {
link_set_state(link, LINK_STATE_SETTING_ADDRESSES);
LIST_FOREACH(addresses, ad, link->network->static_addresses) {
- r = address_configure(ad, link, &address_handler);
+ r = address_configure(ad, link, &address_handler, false);
if (r < 0) {
log_link_warning_errno(link, r, "Could not set addresses: %m");
link_enter_failed(link);
@@ -1446,14 +1512,14 @@ static int link_new_bound_by_list(Link *link) {
}
if (list_updated)
- link_save(link);
+ link_dirty(link);
HASHMAP_FOREACH (carrier, link->bound_by_links, i) {
r = link_put_carrier(carrier, link, &carrier->bound_to_links);
if (r < 0)
return r;
- link_save(carrier);
+ link_dirty(carrier);
}
return 0;
@@ -1488,14 +1554,14 @@ static int link_new_bound_to_list(Link *link) {
}
if (list_updated)
- link_save(link);
+ link_dirty(link);
HASHMAP_FOREACH (carrier, link->bound_to_links, i) {
r = link_put_carrier(carrier, link, &carrier->bound_by_links);
if (r < 0)
return r;
- link_save(carrier);
+ link_dirty(carrier);
}
return 0;
@@ -1531,7 +1597,7 @@ static void link_free_bound_to_list(Link *link) {
hashmap_remove(link->bound_to_links, INT_TO_PTR(bound_to->ifindex));
if (hashmap_remove(bound_to->bound_by_links, INT_TO_PTR(link->ifindex)))
- link_save(bound_to);
+ link_dirty(bound_to);
}
return;
@@ -1545,7 +1611,7 @@ static void link_free_bound_by_list(Link *link) {
hashmap_remove(link->bound_by_links, INT_TO_PTR(bound_by->ifindex));
if (hashmap_remove(bound_by->bound_to_links, INT_TO_PTR(link->ifindex))) {
- link_save(bound_by);
+ link_dirty(bound_by);
link_handle_bound_to_list(bound_by);
}
}
@@ -1569,7 +1635,7 @@ static void link_free_carrier_maps(Link *link) {
}
if (list_updated)
- link_save(link);
+ link_dirty(link);
return;
}
@@ -1584,6 +1650,7 @@ void link_drop(Link *link) {
log_link_debug(link, "Link removed");
+ (void)unlink(link->state_file);
link_unref(link);
return;
@@ -1653,7 +1720,7 @@ static int link_enter_join_netdev(Link *link) {
link_set_state(link, LINK_STATE_ENSLAVING);
- link_save(link);
+ link_dirty(link);
if (!link->network->bridge &&
!link->network->bond &&
@@ -2297,50 +2364,12 @@ int link_update(Link *link, sd_netlink_message *m) {
return 0;
}
-static void link_update_operstate(Link *link) {
- LinkOperationalState operstate;
- assert(link);
-
- if (link->kernel_operstate == IF_OPER_DORMANT)
- operstate = LINK_OPERSTATE_DORMANT;
- else if (link_has_carrier(link)) {
- Address *address;
- uint8_t scope = RT_SCOPE_NOWHERE;
- Iterator i;
-
- /* if we have carrier, check what addresses we have */
- SET_FOREACH(address, link->addresses, i) {
- if (!address_is_ready(address))
- continue;
-
- if (address->scope < scope)
- scope = address->scope;
- }
-
- if (scope < RT_SCOPE_SITE)
- /* universally accessible addresses found */
- operstate = LINK_OPERSTATE_ROUTABLE;
- else if (scope < RT_SCOPE_HOST)
- /* only link or site local addresses found */
- operstate = LINK_OPERSTATE_DEGRADED;
- else
- /* no useful addresses found */
- operstate = LINK_OPERSTATE_CARRIER;
- } else if (link->flags & IFF_UP)
- operstate = LINK_OPERSTATE_NO_CARRIER;
- else
- operstate = LINK_OPERSTATE_OFF;
-
- if (link->operstate != operstate) {
- link->operstate = operstate;
- link_send_changed(link, "OperationalState", NULL);
- }
-}
-
int link_save(Link *link) {
_cleanup_free_ char *temp_path = NULL;
_cleanup_fclose_ FILE *f = NULL;
const char *admin_state, *oper_state;
+ Address *a;
+ Iterator i;
int r;
assert(link);
@@ -2348,12 +2377,6 @@ int link_save(Link *link) {
assert(link->lease_file);
assert(link->manager);
- link_update_operstate(link);
-
- r = manager_save(link->manager);
- if (r < 0)
- return r;
-
if (link->state == LINK_STATE_LINGER) {
unlink(link->state_file);
return 0;
@@ -2518,11 +2541,25 @@ int link_save(Link *link) {
fprintf(f, "LLMNR=%s\n",
resolve_support_to_string(link->network->llmnr));
+
+ fprintf(f, "ADDRESSES=");
+ space = false;
+ SET_FOREACH(a, link->addresses, i) {
+ _cleanup_free_ char *address_str = NULL;
+
+ r = in_addr_to_string(a->family, &a->in_addr, &address_str);
+ if (r < 0)
+ goto fail;
+
+ fprintf(f, "%s%s/%u", space ? " " : "", address_str, a->prefixlen);
+ space = true;
+ }
+
+ fputs("\n", f);
}
if (!hashmap_isempty(link->bound_to_links)) {
Link *carrier;
- Iterator i;
bool space = false;
fputs("CARRIER_BOUND_TO=", f);
@@ -2538,7 +2575,6 @@ int link_save(Link *link) {
if (!hashmap_isempty(link->bound_by_links)) {
Link *carrier;
- Iterator i;
bool space = false;
fputs("CARRIER_BOUND_BY=", f);
@@ -2605,6 +2641,34 @@ fail:
return log_link_error_errno(link, r, "Failed to save link data to %s: %m", link->state_file);
}
+/* The serialized state in /run is no longer up-to-date. */
+void link_dirty(Link *link) {
+ int r;
+
+ assert(link);
+
+ r = set_ensure_allocated(&link->manager->dirty_links, NULL);
+ if (r < 0)
+ /* allocation errors are ignored */
+ return;
+
+ r = set_put(link->manager->dirty_links, link);
+ if (r < 0)
+ /* allocation errors are ignored */
+ return;
+
+ link_ref(link);
+}
+
+/* The serialized state in /run is up-to-date */
+void link_clean(Link *link) {
+ assert(link);
+ assert(link->manager);
+
+ set_remove(link->manager->dirty_links, link);
+ link_unref(link);
+}
+
static const char* const link_state_table[_LINK_STATE_MAX] = {
[LINK_STATE_PENDING] = "pending",
[LINK_STATE_ENSLAVING] = "configuring",
diff --git a/src/network/networkd-link.h b/src/network/networkd-link.h
index b81bae3830..af2ba11701 100644
--- a/src/network/networkd-link.h
+++ b/src/network/networkd-link.h
@@ -84,6 +84,7 @@ struct Link {
unsigned enslaving;
Set *addresses;
+ Set *addresses_foreign;
sd_dhcp_client *dhcp_client;
sd_dhcp_lease *dhcp_lease;
@@ -126,10 +127,13 @@ int link_route_remove_handler(sd_netlink *rtnl, sd_netlink_message *m, void *use
void link_enter_failed(Link *link);
int link_initialized(Link *link, struct udev_device *device);
-void link_client_handler(Link *link);
+void link_check_ready(Link *link);
+void link_update_operstate(Link *link);
int link_update(Link *link, sd_netlink_message *message);
+void link_dirty(Link *link);
+void link_clean(Link *link);
int link_save(Link *link);
int link_carrier_reset(Link *link);
diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c
index 07e47b668c..76d5aa5585 100644
--- a/src/network/networkd-manager.c
+++ b/src/network/networkd-manager.c
@@ -397,28 +397,20 @@ int manager_rtnl_process_address(sd_netlink *rtnl, sd_netlink_message *message,
switch (type) {
case RTM_NEWADDR:
- if (address) {
+ if (address)
log_link_debug(link, "Updating address: %s/%u (valid for %s)", buf, prefixlen, valid_str);
-
- address->scope = scope;
- address->flags = flags;
- address->cinfo = cinfo;
-
- } else {
- r = address_add(link, family, &in_addr, prefixlen, &address);
+ else {
+ /* An address appeared that we did not request */
+ r = address_add_foreign(link, family, &in_addr, prefixlen, &address);
if (r < 0) {
log_link_warning_errno(link, r, "Failed to add address %s/%u: %m", buf, prefixlen);
return 0;
} else
log_link_debug(link, "Adding address: %s/%u (valid for %s)", buf, prefixlen, valid_str);
-
- address->scope = scope;
- address->flags = flags;
- address->cinfo = cinfo;
-
- link_save(link);
}
+ address_update(address, scope, flags, &cinfo);
+
break;
case RTM_DELADDR:
@@ -581,6 +573,213 @@ static int manager_connect_rtnl(Manager *m) {
return 0;
}
+static int set_put_in_addr(Set *s, const struct in_addr *address) {
+ char *p;
+ int r;
+
+ assert(s);
+
+ r = in_addr_to_string(AF_INET, (const union in_addr_union*) address, &p);
+ if (r < 0)
+ return r;
+
+ r = set_consume(s, p);
+ if (r == -EEXIST)
+ return 0;
+
+ return r;
+}
+
+static int set_put_in_addrv(Set *s, const struct in_addr *addresses, int n) {
+ int r, i, c = 0;
+
+ assert(s);
+ assert(n <= 0 || addresses);
+
+ for (i = 0; i < n; i++) {
+ r = set_put_in_addr(s, addresses+i);
+ if (r < 0)
+ return r;
+
+ c += r;
+ }
+
+ return c;
+}
+
+static void print_string_set(FILE *f, const char *field, Set *s) {
+ bool space = false;
+ Iterator i;
+ char *p;
+
+ if (set_isempty(s))
+ return;
+
+ fputs(field, f);
+
+ SET_FOREACH(p, s, i) {
+ if (space)
+ fputc(' ', f);
+ fputs(p, f);
+ space = true;
+ }
+ fputc('\n', f);
+}
+
+static int manager_save(Manager *m) {
+ _cleanup_set_free_free_ Set *dns = NULL, *ntp = NULL, *domains = NULL;
+ Link *link;
+ Iterator i;
+ _cleanup_free_ char *temp_path = NULL;
+ _cleanup_fclose_ FILE *f = NULL;
+ LinkOperationalState operstate = LINK_OPERSTATE_OFF;
+ const char *operstate_str;
+ int r;
+
+ assert(m);
+ assert(m->state_file);
+
+ /* We add all NTP and DNS server to a set, to filter out duplicates */
+ dns = set_new(&string_hash_ops);
+ if (!dns)
+ return -ENOMEM;
+
+ ntp = set_new(&string_hash_ops);
+ if (!ntp)
+ return -ENOMEM;
+
+ domains = set_new(&string_hash_ops);
+ if (!domains)
+ return -ENOMEM;
+
+ HASHMAP_FOREACH(link, m->links, i) {
+ if (link->flags & IFF_LOOPBACK)
+ continue;
+
+ if (link->operstate > operstate)
+ operstate = link->operstate;
+
+ if (!link->network)
+ continue;
+
+ /* First add the static configured entries */
+ r = set_put_strdupv(dns, link->network->dns);
+ if (r < 0)
+ return r;
+
+ r = set_put_strdupv(ntp, link->network->ntp);
+ if (r < 0)
+ return r;
+
+ r = set_put_strdupv(domains, link->network->domains);
+ if (r < 0)
+ return r;
+
+ if (!link->dhcp_lease)
+ continue;
+
+ /* Secondly, add the entries acquired via DHCP */
+ if (link->network->dhcp_dns) {
+ const struct in_addr *addresses;
+
+ r = sd_dhcp_lease_get_dns(link->dhcp_lease, &addresses);
+ if (r > 0) {
+ r = set_put_in_addrv(dns, addresses, r);
+ if (r < 0)
+ return r;
+ } else if (r < 0 && r != -ENODATA)
+ return r;
+ }
+
+ if (link->network->dhcp_ntp) {
+ const struct in_addr *addresses;
+
+ r = sd_dhcp_lease_get_ntp(link->dhcp_lease, &addresses);
+ if (r > 0) {
+ r = set_put_in_addrv(ntp, addresses, r);
+ if (r < 0)
+ return r;
+ } else if (r < 0 && r != -ENODATA)
+ return r;
+ }
+
+ if (link->network->dhcp_domains) {
+ const char *domainname;
+
+ r = sd_dhcp_lease_get_domainname(link->dhcp_lease, &domainname);
+ if (r >= 0) {
+ r = set_put_strdup(domains, domainname);
+ if (r < 0)
+ return r;
+ } else if (r != -ENODATA)
+ return r;
+ }
+ }
+
+ operstate_str = link_operstate_to_string(operstate);
+ assert(operstate_str);
+
+ r = fopen_temporary(m->state_file, &f, &temp_path);
+ if (r < 0)
+ return r;
+
+ fchmod(fileno(f), 0644);
+
+ fprintf(f,
+ "# This is private data. Do not parse.\n"
+ "OPER_STATE=%s\n", operstate_str);
+
+ print_string_set(f, "DNS=", dns);
+ print_string_set(f, "NTP=", ntp);
+ print_string_set(f, "DOMAINS=", domains);
+
+ r = fflush_and_check(f);
+ if (r < 0)
+ goto fail;
+
+ if (rename(temp_path, m->state_file) < 0) {
+ r = -errno;
+ goto fail;
+ }
+
+ if (m->operational_state != operstate) {
+ m->operational_state = operstate;
+ r = manager_send_changed(m, "OperationalState", NULL);
+ if (r < 0)
+ log_error_errno(r, "Could not emit changed OperationalState: %m");
+ }
+
+ m->dirty = false;
+
+ return 0;
+
+fail:
+ (void) unlink(m->state_file);
+ (void) unlink(temp_path);
+
+ return log_error_errno(r, "Failed to save network state to %s: %m", m->state_file);
+}
+
+static int manager_dirty_handler(sd_event_source *s, void *userdata) {
+ Manager *m = userdata;
+ Link *link;
+ Iterator i;
+ int r;
+
+ assert(m);
+
+ if (m->dirty)
+ manager_save(m);
+
+ SET_FOREACH(link, m->dirty_links, i) {
+ r = link_save(link);
+ if (r >= 0)
+ link_clean(link);
+ }
+
+ return 1;
+}
+
int manager_new(Manager **ret) {
_cleanup_manager_free_ Manager *m = NULL;
int r;
@@ -602,6 +801,10 @@ int manager_new(Manager **ret) {
sd_event_add_signal(m->event, NULL, SIGTERM, NULL, NULL);
sd_event_add_signal(m->event, NULL, SIGINT, NULL, NULL);
+ r = sd_event_add_post(m->event, NULL, manager_dirty_handler, m);
+ if (r < 0)
+ return r;
+
r = manager_connect_rtnl(m);
if (r < 0)
return r;
@@ -696,8 +899,19 @@ static bool manager_check_idle(void *userdata) {
}
int manager_run(Manager *m) {
+ Link *link;
+ Iterator i;
+
assert(m);
+ /* The dirty handler will deal with future serialization, but the first one
+ must be done explicitly. */
+
+ manager_save(m);
+
+ HASHMAP_FOREACH(link, m->links, i)
+ link_save(link);
+
if (m->bus)
return bus_event_loop_with_idle(
m->event,
@@ -803,191 +1017,6 @@ int manager_rtnl_enumerate_addresses(Manager *m) {
return r;
}
-static int set_put_in_addr(Set *s, const struct in_addr *address) {
- char *p;
- int r;
-
- assert(s);
-
- r = in_addr_to_string(AF_INET, (const union in_addr_union*) address, &p);
- if (r < 0)
- return r;
-
- r = set_consume(s, p);
- if (r == -EEXIST)
- return 0;
-
- return r;
-}
-
-static int set_put_in_addrv(Set *s, const struct in_addr *addresses, int n) {
- int r, i, c = 0;
-
- assert(s);
- assert(n <= 0 || addresses);
-
- for (i = 0; i < n; i++) {
- r = set_put_in_addr(s, addresses+i);
- if (r < 0)
- return r;
-
- c += r;
- }
-
- return c;
-}
-
-static void print_string_set(FILE *f, const char *field, Set *s) {
- bool space = false;
- Iterator i;
- char *p;
-
- if (set_isempty(s))
- return;
-
- fputs(field, f);
-
- SET_FOREACH(p, s, i) {
- if (space)
- fputc(' ', f);
- fputs(p, f);
- space = true;
- }
- fputc('\n', f);
-}
-
-int manager_save(Manager *m) {
- _cleanup_set_free_free_ Set *dns = NULL, *ntp = NULL, *domains = NULL;
- Link *link;
- Iterator i;
- _cleanup_free_ char *temp_path = NULL;
- _cleanup_fclose_ FILE *f = NULL;
- LinkOperationalState operstate = LINK_OPERSTATE_OFF;
- const char *operstate_str;
- int r;
-
- assert(m);
- assert(m->state_file);
-
- /* We add all NTP and DNS server to a set, to filter out duplicates */
- dns = set_new(&string_hash_ops);
- if (!dns)
- return -ENOMEM;
-
- ntp = set_new(&string_hash_ops);
- if (!ntp)
- return -ENOMEM;
-
- domains = set_new(&string_hash_ops);
- if (!domains)
- return -ENOMEM;
-
- HASHMAP_FOREACH(link, m->links, i) {
- if (link->flags & IFF_LOOPBACK)
- continue;
-
- if (link->operstate > operstate)
- operstate = link->operstate;
-
- if (!link->network)
- continue;
-
- /* First add the static configured entries */
- r = set_put_strdupv(dns, link->network->dns);
- if (r < 0)
- return r;
-
- r = set_put_strdupv(ntp, link->network->ntp);
- if (r < 0)
- return r;
-
- r = set_put_strdupv(domains, link->network->domains);
- if (r < 0)
- return r;
-
- if (!link->dhcp_lease)
- continue;
-
- /* Secondly, add the entries acquired via DHCP */
- if (link->network->dhcp_dns) {
- const struct in_addr *addresses;
-
- r = sd_dhcp_lease_get_dns(link->dhcp_lease, &addresses);
- if (r > 0) {
- r = set_put_in_addrv(dns, addresses, r);
- if (r < 0)
- return r;
- } else if (r < 0 && r != -ENODATA)
- return r;
- }
-
- if (link->network->dhcp_ntp) {
- const struct in_addr *addresses;
-
- r = sd_dhcp_lease_get_ntp(link->dhcp_lease, &addresses);
- if (r > 0) {
- r = set_put_in_addrv(ntp, addresses, r);
- if (r < 0)
- return r;
- } else if (r < 0 && r != -ENODATA)
- return r;
- }
-
- if (link->network->dhcp_domains) {
- const char *domainname;
-
- r = sd_dhcp_lease_get_domainname(link->dhcp_lease, &domainname);
- if (r >= 0) {
- r = set_put_strdup(domains, domainname);
- if (r < 0)
- return r;
- } else if (r != -ENODATA)
- return r;
- }
- }
-
- operstate_str = link_operstate_to_string(operstate);
- assert(operstate_str);
-
- r = fopen_temporary(m->state_file, &f, &temp_path);
- if (r < 0)
- return r;
-
- fchmod(fileno(f), 0644);
-
- fprintf(f,
- "# This is private data. Do not parse.\n"
- "OPER_STATE=%s\n", operstate_str);
-
- print_string_set(f, "DNS=", dns);
- print_string_set(f, "NTP=", ntp);
- print_string_set(f, "DOMAINS=", domains);
-
- r = fflush_and_check(f);
- if (r < 0)
- goto fail;
-
- if (rename(temp_path, m->state_file) < 0) {
- r = -errno;
- goto fail;
- }
-
- if (m->operational_state != operstate) {
- m->operational_state = operstate;
- r = manager_send_changed(m, "OperationalState", NULL);
- if (r < 0)
- log_error_errno(r, "Could not emit changed OperationalState: %m");
- }
-
- return 0;
-
-fail:
- (void) unlink(m->state_file);
- (void) unlink(temp_path);
-
- return log_error_errno(r, "Failed to save network state to %s: %m", m->state_file);
-}
-
int manager_address_pool_acquire(Manager *m, int family, unsigned prefixlen, union in_addr_union *found) {
AddressPool *p;
int r;
@@ -1044,3 +1073,10 @@ Link* manager_find_uplink(Manager *m, Link *exclude) {
return NULL;
}
+
+void manager_dirty(Manager *manager) {
+ assert(manager);
+
+ /* the serialized state in /run is no longer up-to-date */
+ manager->dirty = true;
+}
diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c
index 5b8ca305bc..97ada56866 100644
--- a/src/network/networkd-network.c
+++ b/src/network/networkd-network.c
@@ -369,10 +369,9 @@ int network_apply(Manager *manager, Network *network, Link *link) {
route->protocol = RTPROT_STATIC;
}
- if (network->dns || network->ntp) {
- r = link_save(link);
- if (r < 0)
- return r;
+ if (network->dns || network->ntp || network->domains) {
+ manager_dirty(manager);
+ link_dirty(link);
}
return 0;
diff --git a/src/network/networkd-route.c b/src/network/networkd-route.c
index 1c8302ffaa..aa4ec230ab 100644
--- a/src/network/networkd-route.c
+++ b/src/network/networkd-route.c
@@ -19,14 +19,15 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-#include "util.h"
#include "conf-parser.h"
+#include "in-addr-util.h"
#include "netlink-util.h"
+#include "util.h"
#include "networkd.h"
#include "networkd-route.h"
-int route_new(Route **ret, unsigned char rtm_protocol) {
+int route_new(Route **ret) {
_cleanup_route_free_ Route *route = NULL;
route = new0(Route, 1);
@@ -35,7 +36,8 @@ int route_new(Route **ret, unsigned char rtm_protocol) {
route->family = AF_UNSPEC;
route->scope = RT_SCOPE_UNIVERSE;
- route->protocol = rtm_protocol;
+ route->protocol = RTPROT_UNSPEC;
+ route->table = RT_TABLE_DEFAULT;
*ret = route;
route = NULL;
@@ -58,10 +60,11 @@ int route_new_static(Network *network, unsigned section, Route **ret) {
}
}
- r = route_new(&route, RTPROT_STATIC);
+ r = route_new(&route);
if (r < 0)
return r;
+ route->protocol = RTPROT_STATIC;
route->network = network;
LIST_PREPEND(routes, network->static_routes, route);
@@ -93,6 +96,75 @@ void route_free(Route *route) {
free(route);
}
+static void route_hash_func(const void *b, struct siphash *state) {
+ const Route *route = b;
+
+ assert(route);
+
+ siphash24_compress(&route->family, sizeof(route->family), state);
+
+ switch (route->family) {
+ case AF_INET:
+ case AF_INET6:
+ /* Equality of routes are given by the 4-touple
+ (dst_prefix,dst_prefixlen,tos,priority,table) */
+ siphash24_compress(&route->dst_addr, FAMILY_ADDRESS_SIZE(route->family), state);
+ siphash24_compress(&route->dst_prefixlen, sizeof(route->dst_prefixlen), state);
+ siphash24_compress(&route->tos, sizeof(route->tos), state);
+ siphash24_compress(&route->priority, sizeof(route->priority), state);
+ siphash24_compress(&route->table, sizeof(route->table), state);
+
+ break;
+ default:
+ /* treat any other address family as AF_UNSPEC */
+ break;
+ }
+}
+
+static int route_compare_func(const void *_a, const void *_b) {
+ const Route *a = _a, *b = _b;
+
+ if (a->family < b->family)
+ return -1;
+ if (a->family > b->family)
+ return 1;
+
+ switch (a->family) {
+ case AF_INET:
+ case AF_INET6:
+ //TODO: check IPv6 routes
+ if (a->dst_prefixlen < b->dst_prefixlen)
+ return -1;
+ if (a->dst_prefixlen > b->dst_prefixlen)
+ return 1;
+
+ if (a->tos < b->tos)
+ return -1;
+ if (a->tos > b->tos)
+ return 1;
+
+ if (a->priority < b->priority)
+ return -1;
+ if (a->priority > b->priority)
+ return 1;
+
+ if (a->table < b->table)
+ return -1;
+ if (a->table > b->table)
+ return 1;
+
+ return memcmp(&a->dst_addr, &b->dst_addr, FAMILY_ADDRESS_SIZE(a->family));
+ default:
+ /* treat any other address family as AF_UNSPEC */
+ return 0;
+ }
+}
+
+static const struct hash_ops route_hash_ops = {
+ .hash = route_hash_func,
+ .compare = route_compare_func
+};
+
int route_remove(Route *route, Link *link,
sd_netlink_message_handler_t callback) {
_cleanup_netlink_message_unref_ sd_netlink_message *req = NULL;
diff --git a/src/network/networkd-route.h b/src/network/networkd-route.h
index e3ed1be866..c9972e4933 100644
--- a/src/network/networkd-route.h
+++ b/src/network/networkd-route.h
@@ -36,6 +36,9 @@ struct Route {
unsigned char scope;
uint32_t metrics;
unsigned char protocol; /* RTPROT_* */
+ unsigned char tos;
+ unsigned char priority;
+ unsigned char table;
union in_addr_union in_addr;
union in_addr_union dst_addr;
@@ -46,7 +49,7 @@ struct Route {
};
int route_new_static(Network *network, unsigned section, Route **ret);
-int route_new(Route **ret, unsigned char rtm_protocol);
+int route_new(Route **ret);
void route_free(Route *route);
int route_configure(Route *route, Link *link, sd_netlink_message_handler_t callback);
int route_remove(Route *route, Link *link, sd_netlink_message_handler_t callback);
diff --git a/src/network/networkd.h b/src/network/networkd.h
index cbec6d5b7e..6c5a9939be 100644
--- a/src/network/networkd.h
+++ b/src/network/networkd.h
@@ -48,7 +48,10 @@ struct Manager {
struct udev_monitor *udev_monitor;
sd_event_source *udev_event_source;
- bool enumerating;
+ bool enumerating:1;
+ bool dirty:1;
+
+ Set *dirty_links;
char *state_file;
LinkOperationalState operational_state;
@@ -83,7 +86,7 @@ int manager_rtnl_enumerate_addresses(Manager *m);
int manager_rtnl_process_address(sd_netlink *nl, sd_netlink_message *message, void *userdata);
int manager_send_changed(Manager *m, const char *property, ...) _sentinel_;
-int manager_save(Manager *m);
+void manager_dirty(Manager *m);
int manager_address_pool_acquire(Manager *m, int family, unsigned prefixlen, union in_addr_union *found);
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-12-04 16:56:07 +0000