diff options
| author | Quentin Young <qlyoung@cumulusnetworks.com> | 2019-02-14 23:40:20 +0000 |
|---|---|---|
| committer | Quentin Young <qlyoung@cumulusnetworks.com> | 2019-05-17 00:27:08 +0000 |
| commit | 22e4b6a73dd604c65a66a634481e4929a444b6f4 (patch) | |
| tree | 93c24e095afca4ec42be548c81144f70b895d7b4 | |
| parent | 6e93585e6f4f837e3f1912e1877b72d7ca7544f9 (diff) | |
vrrpd: only bind to link locals for v6 adverts
Was missing a check to make sure that the v6 address we select as the
source IP for advertisements was a link local address
Signed-off-by: Quentin Young <qlyoung@cumulusnetworks.com>
| -rw-r--r-- | vrrpd/vrrp.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/vrrpd/vrrp.c b/vrrpd/vrrp.c index bf4f0f1ec9..113e42490d 100644 --- a/vrrpd/vrrp.c +++ b/vrrpd/vrrp.c @@ -851,8 +851,13 @@ static int vrrp_bind_to_primary_connected(struct vrrp_router *r) struct listnode *ln; struct connected *c = NULL; for (ALL_LIST_ELEMENTS_RO(ifp->connected, ln, c)) - if (c->address->family == r->family) - break; + if (c->address->family == r->family) { + if (r->family == AF_INET6 + && IN6_IS_ADDR_LINKLOCAL(&c->address->u.prefix6)) + break; + else if (r->family == AF_INET) + break; + } if (c == NULL) { zlog_err(VRRP_LOGPFX VRRP_LOGPFX_VRID |