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Diffstat (limited to 'src/network/networkd-link.c')
-rw-r--r--src/network/networkd-link.c61
1 files changed, 45 insertions, 16 deletions
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index e3fb094943..0a228b29a1 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -154,6 +154,19 @@ int link_get(Manager *m, int ifindex, Link **ret) {
return 0;
}
+void link_drop(Link *link) {
+ if (!link || link->state == LINK_STATE_LINGER)
+ return;
+
+ link->state = LINK_STATE_LINGER;
+
+ log_debug_link(link, "dropped");
+
+ link_unref(link);
+
+ return;
+}
+
static int link_enter_configured(Link *link) {
assert(link);
assert(link->state == LINK_STATE_SETTING_ROUTES);
@@ -213,7 +226,7 @@ static int link_stop_clients(Link *link) {
static void link_enter_failed(Link *link) {
assert(link);
- if (link->state == LINK_STATE_FAILED)
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
return;
log_warning_link(link, "failed");
@@ -230,13 +243,13 @@ static int route_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
int r;
assert(link->route_messages > 0);
- assert(link->state == LINK_STATE_SETTING_ADDRESSES ||
- link->state == LINK_STATE_SETTING_ROUTES ||
- link->state == LINK_STATE_FAILED);
+ assert(IN_SET(link->state, LINK_STATE_SETTING_ADDRESSES,
+ LINK_STATE_SETTING_ROUTES, LINK_STATE_FAILED,
+ LINK_STATE_LINGER));
link->route_messages --;
- if (link->state == LINK_STATE_FAILED) {
+ if (IN_SET(LINK_STATE_FAILED, LINK_STATE_LINGER)) {
link_unref(link);
return 1;
}
@@ -272,7 +285,7 @@ static int link_enter_set_routes(Link *link) {
link->state = LINK_STATE_SETTING_ROUTES;
if (!link->network->static_routes && !link->dhcp_lease &&
- (!link->ipv4ll || ipv4ll_is_bound(link->ipv4ll) == false))
+ (!link->ipv4ll || ipv4ll_is_bound(link->ipv4ll) == false))
return link_enter_configured(link);
log_debug_link(link, "setting routes");
@@ -401,7 +414,7 @@ static int route_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata)
assert(link);
assert(link->ifname);
- if (link->state == LINK_STATE_FAILED) {
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER)) {
link_unref(link);
return 1;
}
@@ -427,11 +440,12 @@ static int address_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
assert(link);
assert(link->ifname);
assert(link->addr_messages > 0);
- assert(link->state == LINK_STATE_SETTING_ADDRESSES || link->state == LINK_STATE_FAILED);
+ assert(IN_SET(link->state, LINK_STATE_SETTING_ADDRESSES,
+ LINK_STATE_FAILED, LINK_STATE_LINGER));
link->addr_messages --;
- if (link->state == LINK_STATE_FAILED) {
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER)) {
link_unref(link);
return 1;
}
@@ -577,7 +591,7 @@ static int address_update_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userd
assert(link);
assert(link->ifname);
- if (link->state == LINK_STATE_FAILED) {
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER)) {
link_unref(link);
return 1;
}
@@ -603,7 +617,7 @@ static int address_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdat
assert(link);
assert(link->ifname);
- if (link->state == LINK_STATE_FAILED) {
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER)) {
link_unref(link);
return 1;
}
@@ -627,6 +641,11 @@ static int set_hostname_handler(sd_bus *bus, sd_bus_message *m, void *userdata,
assert(link);
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER)) {
+ link_unref(link);
+ return 1;
+ }
+
r = sd_bus_message_get_errno(m);
if (r < 0)
log_warning("Could not set hostname: %s", strerror(-r));
@@ -682,7 +701,7 @@ static int set_mtu_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
assert(link);
assert(link->ifname);
- if (link->state == LINK_STATE_FAILED) {
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER)) {
link_unref(link);
return 1;
}
@@ -933,7 +952,7 @@ static void dhcp_handler(sd_dhcp_client *client, int event, void *userdata) {
assert(link->network);
assert(link->manager);
- if (link->state == LINK_STATE_FAILED)
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
return;
switch (event) {
@@ -1128,6 +1147,9 @@ static void ipv4ll_handler(sd_ipv4ll *ll, int event, void *userdata){
assert(link->network);
assert(link->manager);
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER))
+ return;
+
switch(event) {
case IPV4LL_EVENT_STOP:
case IPV4LL_EVENT_CONFLICT:
@@ -1335,7 +1357,7 @@ static int link_up_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
assert(link);
- if (link->state == LINK_STATE_FAILED) {
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER)) {
link_unref(link);
return 1;
}
@@ -1417,12 +1439,13 @@ static int enslave_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) {
int r;
assert(link);
- assert(link->state == LINK_STATE_ENSLAVING || link->state == LINK_STATE_FAILED);
+ assert(IN_SET(link->state, LINK_STATE_ENSLAVING, LINK_STATE_FAILED,
+ LINK_STATE_LINGER));
assert(link->network);
link->enslaving --;
- if (link->state == LINK_STATE_FAILED) {
+ if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER)) {
link_unref(link);
return 1;
}
@@ -1784,6 +1807,11 @@ int link_save(Link *link) {
if (r < 0)
return r;
+ if (link->state == LINK_STATE_LINGER) {
+ unlink(link->state_file);
+ return 0;
+ }
+
admin_state = link_state_to_string(link->state);
assert(admin_state);
@@ -1837,6 +1865,7 @@ static const char* const link_state_table[_LINK_STATE_MAX] = {
[LINK_STATE_CONFIGURED] = "configured",
[LINK_STATE_UNMANAGED] = "unmanaged",
[LINK_STATE_FAILED] = "failed",
+ [LINK_STATE_LINGER] = "linger",
};
DEFINE_STRING_TABLE_LOOKUP(link_state, LinkState);
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-15 06:10:42 +0000