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resolved: refresh resolv.conf files when link goes away

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This might have the effect that some DNS server or search domain
disappears, hence rewrite the relevant files.

See: #27543
(cherry picked from commit 562f7bde8872b4fd03db11bf25c9dd294fd2c186)
(cherry picked from commit 72806073770393982a50aed54c40164105c9bf14)
(cherry picked from commit 1de3aa4ec9)
(cherry picked from commit cea9e1619a)
This commit is contained in:
Lennart Poettering 2024-10-18 11:30:12 +02:00 committed by Luca Boccassi
parent 89291a6e82
commit ece78099fd
1 changed files with 3 additions and 0 deletions
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3
src/resolve/resolved-manager.c
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@ -92,6 +92,9 @@ static int manager_process_link(sd_netlink *rtnl, sd_netlink_message *mm, void *
log_debug("Removing link %i/%s", l->ifindex, l->ifname);
link_remove_user(l);
link_free(l);
/* Make sure DNS servers are dropped from written resolv.conf if their link goes away */
manager_write_resolv_conf(m);
}
break;