From fe7ca21acfb9fcef6cf8ce9f945377667a26a27c Mon Sep 17 00:00:00 2001 From: Susant Sahani Date: Wed, 18 May 2016 07:06:43 +0530 Subject: networkd: add route expiration handler (#3242) Fix for #3232. --- src/network/networkd-route.c | 32 +++++++++++++++++++++++++++++++- 1 file changed, 31 insertions(+), 1 deletion(-) diff --git a/src/network/networkd-route.c b/src/network/networkd-route.c index 2b3970289e..f001de772a 100644 --- a/src/network/networkd-route.c +++ b/src/network/networkd-route.c @@ -406,15 +406,45 @@ int route_remove(Route *route, Link *link, return 0; } +static int route_expire_callback(sd_netlink *rtnl, sd_netlink_message *m, void *userdata) { + Link *link = userdata; + int r; + + assert(rtnl); + assert(m); + assert(link); + assert(link->ifname); + assert(link->link_messages > 0); + + if (IN_SET(link->state, LINK_STATE_FAILED, LINK_STATE_LINGER)) + return 1; + + link->link_messages--; + + r = sd_netlink_message_get_errno(m); + if (r < 0 && r != -EEXIST) + log_link_warning_errno(link, r, "could not remove route: %m"); + + if (link->link_messages == 0) + log_link_debug(link, "route removed"); + + return 1; +} + int route_expire_handler(sd_event_source *s, uint64_t usec, void *userdata) { Route *route = userdata; int r; assert(route); - r = route_remove(route, route->link, NULL); + r = route_remove(route, route->link, route_expire_callback); if (r < 0) log_warning_errno(r, "Could not remove route: %m"); + else { + /* route may not be exist in kernel. If we fail still remove it */ + route->link->link_messages++; + route_free(route); + } return 1; } -- cgit v1.2.3-54-g00ecf