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Diffstat (limited to 'src/network/networkd-manager.c')
-rw-r--r--src/network/networkd-manager.c87
1 files changed, 46 insertions, 41 deletions
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");
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-24 06:05:24 +0000