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nhrpd: ignore zebra updates about our routes being deleted/added

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nhrp listens for route entries to be deleted, in case some new routes
impact the current routes installed by nhrp. To prevent from
unconfiguring nhrp shortcut route, just prevent nhrp routes to be
processed.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
This commit is contained in:
Philippe Guibert 2020-03-05 14:50:37 +00:00
parent b6c86dc197
commit b598a1458c
1 changed files with 4 additions and 0 deletions
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4
nhrpd/nhrp_route.c
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@ -198,6 +198,10 @@ int nhrp_route_read(ZAPI_CALLBACK_ARGS)
if (CHECK_FLAG(api.message, ZAPI_MESSAGE_SRCPFX)) if (CHECK_FLAG(api.message, ZAPI_MESSAGE_SRCPFX))
return 0; return 0;
/* ignore our routes */
if (api.type == ZEBRA_ROUTE_NHRP)
return 0;
sockunion_family(&nexthop_addr) = AF_UNSPEC; sockunion_family(&nexthop_addr) = AF_UNSPEC;
if (CHECK_FLAG(api.message, ZAPI_MESSAGE_NEXTHOP)) { if (CHECK_FLAG(api.message, ZAPI_MESSAGE_NEXTHOP)) {
api_nh = &api.nexthops[0]; api_nh = &api.nexthops[0];