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-rw-r--r--HACKING.pending2
-rwxr-xr-xREADME.NetBSD4
-rw-r--r--ospf6d/ospf6_interface.c58
-rw-r--r--ospf6d/ospf6_interface.h3
-rw-r--r--ospf6d/ospf6_message.c2
-rw-r--r--ospfd/ospf_packet.c16
6 files changed, 82 insertions, 3 deletions
diff --git a/HACKING.pending b/HACKING.pending
index 25ea0bd4..5e0defd8 100644
--- a/HACKING.pending
+++ b/HACKING.pending
@@ -28,7 +28,7 @@ the list have been stored.
Tom Henderson of Boeing has created a repository to work on
multi-topology routing support for OSPF. Work on this repository
-takes place on the branch mtr, which has a branch poing of 0.99.17
+takes place on the branch mtr, which has a branch point of 0.99.17
* posted patches
diff --git a/README.NetBSD b/README.NetBSD
index 9aac4c35..6bbc680b 100755
--- a/README.NetBSD
+++ b/README.NetBSD
@@ -20,13 +20,15 @@ PREFIX=/usr/pkg
case $1 in
build)
+ # Omitted because it is now default:
+ # --enable-opaque-lsa
./bootstrap.sh
LDFLAGS="-L/usr/pkg/lib -R/usr/pkg/lib" CPPFLAGS="-I/usr/pkg/include" \
./configure --prefix=${PREFIX} \
--sysconfdir=/etc/zebra --localstatedir=/var/run/zebra \
--enable-exampledir=${PREFIX}/share/examples/zebra \
--enable-pkgsrcrcdir=${PREFIX}/etc/rc.d \
- --enable-opaque-lsa --enable-vtysh
+ --enable-vtysh
${MAKE}
;;
diff --git a/ospf6d/ospf6_interface.c b/ospf6d/ospf6_interface.c
index cb347451..236baf17 100644
--- a/ospf6d/ospf6_interface.c
+++ b/ospf6d/ospf6_interface.c
@@ -118,6 +118,7 @@ ospf6_interface_create (struct interface *ifp)
oi->cost = 1;
oi->state = OSPF6_INTERFACE_DOWN;
oi->flag = 0;
+ oi->mtu_ignore = 0;
/* Try to adjust I/O buffer size with IfMtu */
oi->ifmtu = ifp->mtu6;
@@ -784,6 +785,8 @@ ospf6_interface_show (struct vty *vty, struct interface *ifp)
{
vty_out (vty, " Instance ID %d, Interface MTU %d (autodetect: %d)%s",
oi->instance_id, oi->ifmtu, ifp->mtu6, VNL);
+ vty_out (vty, " MTU mismatch detection: %s%s", oi->mtu_ignore ?
+ "disabled" : "enabled", VNL);
inet_ntop (AF_INET, &oi->area->area_id,
strbuf, sizeof (strbuf));
vty_out (vty, " Area ID %s, Cost %hu%s", strbuf, oi->cost,
@@ -1368,6 +1371,55 @@ DEFUN (no_ipv6_ospf6_passive,
return CMD_SUCCESS;
}
+DEFUN (ipv6_ospf6_mtu_ignore,
+ ipv6_ospf6_mtu_ignore_cmd,
+ "ipv6 ospf6 mtu-ignore",
+ IP6_STR
+ OSPF6_STR
+ "Ignore MTU mismatch on this interface\n"
+ )
+{
+ struct ospf6_interface *oi;
+ struct interface *ifp;
+
+ ifp = (struct interface *) vty->index;
+ assert (ifp);
+
+ oi = (struct ospf6_interface *) ifp->info;
+ if (oi == NULL)
+ oi = ospf6_interface_create (ifp);
+ assert (oi);
+
+ oi->mtu_ignore = 1;
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_ipv6_ospf6_mtu_ignore,
+ no_ipv6_ospf6_mtu_ignore_cmd,
+ "no ipv6 ospf6 mtu-ignore",
+ NO_STR
+ IP6_STR
+ OSPF6_STR
+ "Ignore MTU mismatch on this interface\n"
+ )
+{
+ struct ospf6_interface *oi;
+ struct interface *ifp;
+
+ ifp = (struct interface *) vty->index;
+ assert (ifp);
+
+ oi = (struct ospf6_interface *) ifp->info;
+ if (oi == NULL)
+ oi = ospf6_interface_create (ifp);
+ assert (oi);
+
+ oi->mtu_ignore = 0;
+
+ return CMD_SUCCESS;
+}
+
DEFUN (ipv6_ospf6_advertise_prefix_list,
ipv6_ospf6_advertise_prefix_list_cmd,
"ipv6 ospf6 advertise prefix-list WORD",
@@ -1495,6 +1547,9 @@ config_write_ospf6_interface (struct vty *vty)
if (CHECK_FLAG (oi->flag, OSPF6_INTERFACE_PASSIVE))
vty_out (vty, " ipv6 ospf6 passive%s", VNL);
+ if (oi->mtu_ignore)
+ vty_out (vty, " ipv6 ospf6 mtu-ignore%s", VNL);
+
vty_out (vty, "!%s", VNL);
}
return 0;
@@ -1547,6 +1602,9 @@ ospf6_interface_init (void)
install_element (INTERFACE_NODE, &ipv6_ospf6_passive_cmd);
install_element (INTERFACE_NODE, &no_ipv6_ospf6_passive_cmd);
+ install_element (INTERFACE_NODE, &ipv6_ospf6_mtu_ignore_cmd);
+ install_element (INTERFACE_NODE, &no_ipv6_ospf6_mtu_ignore_cmd);
+
install_element (INTERFACE_NODE, &ipv6_ospf6_advertise_prefix_list_cmd);
install_element (INTERFACE_NODE, &no_ipv6_ospf6_advertise_prefix_list_cmd);
}
diff --git a/ospf6d/ospf6_interface.h b/ospf6d/ospf6_interface.h
index 878c29e2..cf758c07 100644
--- a/ospf6d/ospf6_interface.h
+++ b/ospf6d/ospf6_interface.h
@@ -76,6 +76,9 @@ struct ospf6_interface
/* OSPF6 Interface flag */
char flag;
+ /* MTU mismatch check */
+ u_char mtu_ignore;
+
/* Decision of DR Election */
u_int32_t drouter;
u_int32_t bdrouter;
diff --git a/ospf6d/ospf6_message.c b/ospf6d/ospf6_message.c
index d06eba26..51933b76 100644
--- a/ospf6d/ospf6_message.c
+++ b/ospf6d/ospf6_message.c
@@ -832,7 +832,7 @@ ospf6_dbdesc_recv (struct in6_addr *src, struct in6_addr *dst,
((caddr_t) oh + sizeof (struct ospf6_header));
/* Interface MTU check */
- if (ntohs (dbdesc->ifmtu) != oi->ifmtu)
+ if (!oi->mtu_ignore && ntohs (dbdesc->ifmtu) != oi->ifmtu)
{
if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
zlog_debug ("I/F MTU mismatch");
diff --git a/ospfd/ospf_packet.c b/ospfd/ospf_packet.c
index 8b7c63a9..be137d91 100644
--- a/ospfd/ospf_packet.c
+++ b/ospfd/ospf_packet.c
@@ -688,6 +688,13 @@ ospf_write (struct thread *thread)
iph.ip_tos = IPTOS_PREC_INTERNETCONTROL;
iph.ip_len = (iph.ip_hl << OSPF_WRITE_IPHL_SHIFT) + op->length;
+#if defined(__DragonFly__)
+ /*
+ * DragonFly's raw socket expects ip_len/ip_off in network byte order.
+ */
+ iph.ip_len = htons(iph.ip_len);
+#endif
+
#ifdef WANT_OSPF_WRITE_FRAGMENT
/* XXX-MT: not thread-safe at all..
* XXX: this presumes this is only programme sending OSPF packets
@@ -2127,6 +2134,15 @@ ospf_recv_packet (int fd, struct interface **ifp, struct stream *ibuf)
ip_len = ip_len + (iph->ip_hl << 2);
#endif
+#if defined(__DragonFly__)
+ /*
+ * in DragonFly's raw socket, ip_len/ip_off are read
+ * in network byte order.
+ * As OpenBSD < 200311 adjust ip_len to strip IP header size!
+ */
+ ip_len = ntohs(iph->ip_len) + (iph->ip_hl << 2);
+#endif
+
ifindex = getsockopt_ifindex (AF_INET, &msgh);
*ifp = if_lookup_by_index (ifindex);
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-26 06:46:04 +0000