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Merge pull request #8102 from volta-networks/fix_ospf6_error_logs

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ospf6d: Update logs that indicate why ospf6 adjacency is not coming up.
This commit is contained in:
Donald Sharp 2021-02-19 08:22:47 -05:00 committed by GitHub
commit ba877ace25
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 45 additions and 30 deletions
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75
ospf6d/ospf6_message.c
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@ -239,23 +239,30 @@ static void ospf6_hello_recv(struct in6_addr *src, struct in6_addr *dst,
/* HelloInterval check */
if (ntohs(hello->hello_interval) != oi->hello_interval) {
if (IS_OSPF6_DEBUG_MESSAGE(oh->type, RECV))
zlog_debug("HelloInterval mismatch");
zlog_warn(
"VRF %s: I/F %s HelloInterval mismatch: (my %d, rcvd %d)",
vrf_id_to_name(oi->interface->vrf_id),
oi->interface->name, oi->hello_interval,
ntohs(hello->hello_interval));
return;
}
/* RouterDeadInterval check */
if (ntohs(hello->dead_interval) != oi->dead_interval) {
if (IS_OSPF6_DEBUG_MESSAGE(oh->type, RECV))
zlog_debug("RouterDeadInterval mismatch");
zlog_warn(
"VRF %s: I/F %s DeadInterval mismatch: (my %d, rcvd %d)",
vrf_id_to_name(oi->interface->vrf_id),
oi->interface->name, oi->dead_interval,
ntohs(hello->dead_interval));
return;
}
/* E-bit check */
if (OSPF6_OPT_ISSET(hello->options, OSPF6_OPT_E)
!= OSPF6_OPT_ISSET(oi->area->options, OSPF6_OPT_E)) {
if (IS_OSPF6_DEBUG_MESSAGE(oh->type, RECV))
zlog_debug("E-bit mismatch");
zlog_warn("VRF %s: IF %s E-bit mismatch",
vrf_id_to_name(oi->interface->vrf_id),
oi->interface->name);
return;
}
@ -385,8 +392,10 @@ static void ospf6_dbdesc_recv_master(struct ospf6_header *oh,
memcpy(on->options, dbdesc->options,
sizeof(on->options));
} else {
if (IS_OSPF6_DEBUG_MESSAGE(oh->type, RECV))
zlog_debug("Negotiation failed");
zlog_warn(
"VRF %s: Nbr %s: Negotiation failed",
vrf_id_to_name(on->ospf6_if->interface->vrf_id),
on->name);
return;
}
/* fall through to exchange */
@ -599,8 +608,10 @@ static void ospf6_dbdesc_recv_slave(struct ospf6_header *oh,
memcpy(on->options, dbdesc->options,
sizeof(on->options));
} else {
if (IS_OSPF6_DEBUG_MESSAGE(oh->type, RECV))
zlog_debug("Negotiation failed");
zlog_warn(
"VRF %s: Nbr %s Negotiation failed",
vrf_id_to_name(on->ospf6_if->interface->vrf_id),
on->name);
return;
}
break;
@ -765,8 +776,9 @@ static void ospf6_dbdesc_recv(struct in6_addr *src, struct in6_addr *dst,
/* Interface MTU check */
if (!oi->mtu_ignore && ntohs(dbdesc->ifmtu) != oi->ifmtu) {
if (IS_OSPF6_DEBUG_MESSAGE(oh->type, RECV))
zlog_debug("I/F MTU mismatch");
zlog_warn("VRF %s: I/F %s MTU mismatch (my %d rcvd %d)",
vrf_id_to_name(oi->interface->vrf_id),
oi->interface->name, oi->ifmtu, ntohs(dbdesc->ifmtu));
return;
}
@ -1316,34 +1328,37 @@ static int ospf6_rxpacket_examin(struct ospf6_interface *oi,
/* Area-ID check */
if (oh->area_id != oi->area->area_id) {
if (IS_OSPF6_DEBUG_MESSAGE(oh->type, RECV)) {
if (oh->area_id == OSPF_AREA_BACKBONE)
zlog_debug(
"%s: Message may be via Virtual Link: not supported",
__func__);
else
zlog_debug(
"%s: Area-ID mismatch (my %s, rcvd %s)",
__func__,
inet_ntop(AF_INET, &oi->area->area_id,
buf[0], INET_ADDRSTRLEN),
inet_ntop(AF_INET, &oh->area_id, buf[1],
INET_ADDRSTRLEN));
}
if (oh->area_id == OSPF_AREA_BACKBONE)
zlog_warn(
"VRF %s: I/F %s Message may be via Virtual Link: not supported",
vrf_id_to_name(oi->interface->vrf_id),
oi->interface->name);
else
zlog_warn(
"VRF %s: I/F %s Area-ID mismatch (my %s, rcvd %s)",
vrf_id_to_name(oi->interface->vrf_id),
oi->interface->name,
inet_ntop(AF_INET, &oi->area->area_id, buf[0],
INET_ADDRSTRLEN),
inet_ntop(AF_INET, &oh->area_id, buf[1],
INET_ADDRSTRLEN));
return MSG_NG;
}
/* Instance-ID check */
if (oh->instance_id != oi->instance_id) {
if (IS_OSPF6_DEBUG_MESSAGE(oh->type, RECV))
zlog_debug("%s: Instance-ID mismatch (my %u, rcvd %u)",
__func__, oi->instance_id, oh->instance_id);
zlog_warn(
"VRF %s: I/F %s Instance-ID mismatch (my %u, rcvd %u)",
vrf_id_to_name(oi->interface->vrf_id),
oi->interface->name, oi->instance_id, oh->instance_id);
return MSG_NG;
}
/* Router-ID check */
if (oh->router_id == oi->area->ospf6->router_id) {
zlog_warn("%s: Duplicate Router-ID (%s)", __func__,
zlog_warn("VRF %s: I/F %s Duplicate Router-ID (%s)",
vrf_id_to_name(oi->interface->vrf_id),
oi->interface->name,
inet_ntop(AF_INET, &oh->router_id, buf[0],
INET_ADDRSTRLEN));
return MSG_NG;