diff options
| author |   remi <remi@openbsd.org> | 2019-01-15 22:18:10 +0000 |
|---|---|---|
| committer | remi <remi@openbsd.org> | 2019-01-15 22:18:10 +0000 |
| commit | 17e34b32ed8c08ec67ab2ae29cfec42b0710ec9d (patch) | |
| tree | 7b231e27ce568553352acc5f84acadd6c8ad84b6 /usr.sbin/ospfd/ospfd.c | |
| parent | Make otus(4) modify its DMA_TRIGGER register with readable macros (diff) | |
| download | wireguard-openbsd-17e34b32ed8c08ec67ab2ae29cfec42b0710ec9d.tar.xz wireguard-openbsd-17e34b32ed8c08ec67ab2ae29cfec42b0710ec9d.zip | |
For external LSAs the type (1 or 2) is encoded in the metric field. Do not
overwrite this when using "redistribute X set type 2 depend on ifX" and ifX
is down.
Problem reported for ospfd by Igor Podlesny.
ok benno@
Diffstat (limited to 'usr.sbin/ospfd/ospfd.c')
| -rw-r--r-- | usr.sbin/ospfd/ospfd.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/usr.sbin/ospfd/ospfd.c b/usr.sbin/ospfd/ospfd.c index 1aa7cde3248..d01a2fa66b8 100644 --- a/usr.sbin/ospfd/ospfd.c +++ b/usr.sbin/ospfd/ospfd.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ospfd.c,v 1.104 2019/01/14 16:50:56 florian Exp $ */ +/* $OpenBSD: ospfd.c,v 1.105 2019/01/15 22:18:10 remi Exp $ */ /* * Copyright (c) 2005 Claudio Jeker <claudio@openbsd.org> @@ -564,7 +564,8 @@ ospf_redistribute(struct kroute *kr, u_int32_t *metric) switch (r->type & ~REDIST_NO) { case REDIST_LABEL: if (kr->rtlabel == r->label) { - *metric = depend_ok ? r->metric : MAX_METRIC; + *metric = depend_ok ? r->metric : + r->metric | MAX_METRIC; return (r->type & REDIST_NO ? 0 : 1); } break; @@ -579,7 +580,8 @@ ospf_redistribute(struct kroute *kr, u_int32_t *metric) if (kr->flags & F_DYNAMIC) continue; if (kr->flags & F_STATIC) { - *metric = depend_ok ? r->metric : MAX_METRIC; + *metric = depend_ok ? r->metric : + r->metric | MAX_METRIC; return (r->type & REDIST_NO ? 0 : 1); } break; @@ -589,7 +591,8 @@ ospf_redistribute(struct kroute *kr, u_int32_t *metric) if (kr->flags & F_DYNAMIC) continue; if (kr->flags & F_CONNECTED) { - *metric = depend_ok ? r->metric : MAX_METRIC; + *metric = depend_ok ? r->metric : + r->metric | MAX_METRIC; return (r->type & REDIST_NO ? 0 : 1); } break; @@ -601,7 +604,7 @@ ospf_redistribute(struct kroute *kr, u_int32_t *metric) r->mask.s_addr == INADDR_ANY) { if (is_default) { *metric = depend_ok ? r->metric : - MAX_METRIC; + r->metric | MAX_METRIC; return (r->type & REDIST_NO ? 0 : 1); } else return (0); @@ -610,13 +613,15 @@ ospf_redistribute(struct kroute *kr, u_int32_t *metric) if ((kr->prefix.s_addr & r->mask.s_addr) == (r->addr.s_addr & r->mask.s_addr) && kr->prefixlen >= mask2prefixlen(r->mask.s_addr)) { - *metric = depend_ok ? r->metric : MAX_METRIC; + *metric = depend_ok ? r->metric : + r->metric | MAX_METRIC; return (r->type & REDIST_NO ? 0 : 1); } break; case REDIST_DEFAULT: if (is_default) { - *metric = depend_ok ? r->metric : MAX_METRIC; + *metric = depend_ok ? r->metric : + r->metric | MAX_METRIC; return (r->type & REDIST_NO ? 0 : 1); } break; |