1
0
mirror of https://github.com/systemd/systemd.git synced 2025-01-11 09:18:07 +03:00

network/route-nexthop: do not update MultipathRoute object

A MultipathRoute object is always owned by a Network object, and the
interface matching with its name specified in a MultipathRoute= setting
may be removed, and re-added later with a different ifindex.
This commit is contained in:
Yu Watanabe 2024-01-12 13:22:05 +09:00
parent c23f957eb1
commit fad2f72351

View File

@ -19,13 +19,13 @@ int multipath_route_get_link(Manager *manager, const MultipathRoute *m, Link **r
assert(manager);
assert(m);
if (m->ifindex > 0) {
r = link_get_by_index(manager, m->ifindex, ret);
return r < 0 ? r : 1;
}
if (m->ifname) {
r = link_get_by_name(manager, m->ifname, ret);
return r < 0 ? r : 1;
} else if (m->ifindex > 0) { /* Always ignore ifindex if ifname is set. */
r = link_get_by_index(manager, m->ifindex, ret);
return r < 0 ? r : 1;
}
if (ret)
@ -33,7 +33,7 @@ int multipath_route_get_link(Manager *manager, const MultipathRoute *m, Link **r
return 0;
}
static bool multipath_route_is_ready_to_configure(MultipathRoute *m, Link *link, bool onlink) {
static bool multipath_route_is_ready_to_configure(const MultipathRoute *m, Link *link, bool onlink) {
union in_addr_union a = m->gateway.address;
Link *l = NULL;
int r;
@ -55,7 +55,6 @@ static bool multipath_route_is_ready_to_configure(MultipathRoute *m, Link *link,
if (!link->network && !link_has_carrier(link))
return false;
m->ifindex = link->ifindex;
return gateway_is_ready(link, onlink, m->gateway.family, &a);
}
@ -174,7 +173,18 @@ static int append_nexthop_one(Link *link, const Route *route, const MultipathRou
assert(m);
assert(rta);
assert(*rta);
assert(m->ifindex > 0 || link);
if (m->ifindex <= 0) {
assert(link);
assert(link->manager);
Link *l;
r = multipath_route_get_link(link->manager, m, &l);
if (r < 0)
return r;
if (r > 0)
link = l;
}
new_rta = realloc(*rta, RTA_ALIGN((*rta)->rta_len) + RTA_SPACE(sizeof(struct rtnexthop)));
if (!new_rta)