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-rw-r--r--usr.sbin/ospfd/kroute.c48
-rw-r--r--usr.sbin/ospfd/ospfd.c14
-rw-r--r--usr.sbin/ospfd/ospfd.conf.59
-rw-r--r--usr.sbin/ospfd/ospfd.h6
-rw-r--r--usr.sbin/ospfd/parse.y16
-rw-r--r--usr.sbin/ospfd/printconf.c4
6 files changed, 72 insertions, 25 deletions
diff --git a/usr.sbin/ospfd/kroute.c b/usr.sbin/ospfd/kroute.c
index 9e396975f2e..40348c13040 100644
--- a/usr.sbin/ospfd/kroute.c
+++ b/usr.sbin/ospfd/kroute.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: kroute.c,v 1.111 2018/07/10 11:49:04 friehm Exp $ */
+/* $OpenBSD: kroute.c,v 1.112 2018/12/28 19:25:10 remi Exp $ */
/*
* Copyright (c) 2004 Esben Norby <norby@openbsd.org>
@@ -45,6 +45,7 @@ struct {
pid_t pid;
int fib_sync;
int fib_serial;
+ u_int8_t fib_prio;
int fd;
struct event ev;
struct event reload;
@@ -127,14 +128,15 @@ kif_init(void)
}
int
-kr_init(int fs, u_int rdomain, int redis_label_or_prefix)
+kr_init(int fs, u_int rdomain, int redis_label_or_prefix, u_int8_t fib_prio)
{
int opt = 0, rcvbuf, default_rcvbuf;
socklen_t optlen;
- int filter_prio = RTP_OSPF;
+ int filter_prio = fib_prio;
kr_state.fib_sync = fs;
kr_state.rdomain = rdomain;
+ kr_state.fib_prio = fib_prio;
if ((kr_state.fd = socket(AF_ROUTE,
SOCK_RAW | SOCK_CLOEXEC | SOCK_NONBLOCK, AF_INET)) == -1) {
@@ -262,7 +264,7 @@ kr_change_fib(struct kroute_node *kr, struct kroute *kroute, int krcount,
kn->r.prefixlen = kroute[i].prefixlen;
kn->r.nexthop.s_addr = kroute[i].nexthop.s_addr;
kn->r.flags = kroute[i].flags | F_OSPFD_INSERTED;
- kn->r.priority = RTP_OSPF;
+ kn->r.priority = kr_state.fib_prio;
kn->r.ext_tag = kroute[i].ext_tag;
rtlabel_unref(kn->r.rtlabel); /* for RTM_CHANGE */
kn->r.rtlabel = kroute[i].rtlabel;
@@ -286,7 +288,8 @@ kr_change(struct kroute *kroute, int krcount)
kroute->rtlabel = rtlabel_tag2id(kroute->ext_tag);
- kr = kroute_find(kroute->prefix.s_addr, kroute->prefixlen, RTP_OSPF);
+ kr = kroute_find(kroute->prefix.s_addr, kroute->prefixlen,
+ kr_state.fib_prio);
if (kr != NULL && kr->next == NULL && krcount == 1)
/* single path OSPF route */
action = RTM_CHANGE;
@@ -297,7 +300,7 @@ kr_change(struct kroute *kroute, int krcount)
int
kr_delete_fib(struct kroute_node *kr)
{
- if (kr->r.priority != RTP_OSPF)
+ if (kr->r.priority != kr_state.fib_prio)
log_warn("kr_delete_fib: %s/%d has wrong priority %d",
inet_ntoa(kr->r.prefix), kr->r.prefixlen, kr->r.priority);
@@ -316,7 +319,7 @@ kr_delete(struct kroute *kroute)
struct kroute_node *kr, *nkr;
if ((kr = kroute_find(kroute->prefix.s_addr, kroute->prefixlen,
- RTP_OSPF)) == NULL)
+ kr_state.fib_prio)) == NULL)
return (0);
while (kr != NULL) {
@@ -348,7 +351,7 @@ kr_fib_couple(void)
kr_state.fib_sync = 1;
RB_FOREACH(kr, kroute_tree, &krt)
- if (kr->r.priority == RTP_OSPF)
+ if (kr->r.priority == kr_state.fib_prio)
for (kn = kr; kn != NULL; kn = kn->next)
send_rtmsg(kr_state.fd, RTM_ADD, &kn->r);
@@ -365,7 +368,7 @@ kr_fib_decouple(void)
return;
RB_FOREACH(kr, kroute_tree, &krt)
- if (kr->r.priority == RTP_OSPF)
+ if (kr->r.priority == kr_state.fib_prio)
for (kn = kr; kn != NULL; kn = kn->next)
send_rtmsg(kr_state.fd, RTM_DELETE, &kn->r);
@@ -418,7 +421,7 @@ kr_fib_reload()
kn = kr->next;
if (kr->serial != kr_state.fib_serial) {
- if (kr->r.priority == RTP_OSPF) {
+ if (kr->r.priority == kr_state.fib_prio) {
kr->serial = kr_state.fib_serial;
if (send_rtmsg(kr_state.fd,
RTM_ADD, &kr->r) != 0)
@@ -431,6 +434,21 @@ kr_fib_reload()
}
}
+void
+kr_fib_update_prio(u_int8_t fib_prio)
+{
+ struct kroute_node *kr;
+
+ RB_FOREACH(kr, kroute_tree, &krt)
+ if ((kr->r.flags & F_OSPFD_INSERTED))
+ kr->r.priority = fib_prio;
+
+ log_info("fib priority changed from %hhu to %hhu",
+ kr_state.fib_prio, fib_prio);
+
+ kr_state.fib_prio = fib_prio;
+ }
+
/* ARGSUSED */
void
kr_dispatch_msg(int fd, short event, void *bula)
@@ -618,7 +636,7 @@ kr_reload(int redis_label_or_prefix)
struct kroute_node *kr, *kn;
u_int32_t dummy;
int r;
- int filter_prio = RTP_OSPF;
+ int filter_prio = kr_state.fib_prio;
/* update the priority filter */
if (redis_label_or_prefix) {
@@ -1173,7 +1191,7 @@ send_rtmsg(int fd, int action, struct kroute *kroute)
bzero(&hdr, sizeof(hdr));
hdr.rtm_version = RTM_VERSION;
hdr.rtm_type = action;
- hdr.rtm_priority = RTP_OSPF;
+ hdr.rtm_priority = kr_state.fib_prio;
hdr.rtm_tableid = kr_state.rdomain; /* rtableid */
if (action == RTM_CHANGE)
hdr.rtm_fmask = RTF_REJECT|RTF_BLACKHOLE;
@@ -1414,7 +1432,7 @@ rtmsg_process(char *buf, size_t len)
if (rtm->rtm_flags & RTF_MPATH)
mpath = 1;
prio = rtm->rtm_priority;
- flags = (prio == RTP_OSPF) ?
+ flags = (prio == kr_state.fib_prio) ?
F_OSPFD_INSERTED : F_KERNEL;
switch (sa->sa_family) {
@@ -1480,7 +1498,7 @@ rtmsg_process(char *buf, size_t len)
!= NULL) {
/* get the correct route */
kr = okr;
- if ((mpath || prio == RTP_OSPF) &&
+ if ((mpath || prio == kr_state.fib_prio) &&
(kr = kroute_matchgw(okr, nexthop)) ==
NULL) {
log_warnx("dispatch_rtmsg "
@@ -1529,7 +1547,7 @@ add:
kr->r.ifindex = ifindex;
kr->r.priority = prio;
- if (rtm->rtm_priority == RTP_OSPF) {
+ if (rtm->rtm_priority == kr_state.fib_prio) {
log_warnx("alien OSPF route %s/%d",
inet_ntoa(prefix), prefixlen);
rv = send_rtmsg(kr_state.fd,
diff --git a/usr.sbin/ospfd/ospfd.c b/usr.sbin/ospfd/ospfd.c
index 8052ab49394..d3d995180cc 100644
--- a/usr.sbin/ospfd/ospfd.c
+++ b/usr.sbin/ospfd/ospfd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ospfd.c,v 1.101 2018/10/29 22:13:33 remi Exp $ */
+/* $OpenBSD: ospfd.c,v 1.102 2018/12/28 19:25:10 remi Exp $ */
/*
* Copyright (c) 2005 Claudio Jeker <claudio@openbsd.org>
@@ -286,7 +286,8 @@ main(int argc, char *argv[])
fatal("unveil");
if (kr_init(!(ospfd_conf->flags & OSPFD_FLAG_NO_FIB_UPDATE),
- ospfd_conf->rdomain, ospfd_conf->redist_label_or_prefix) == -1)
+ ospfd_conf->rdomain, ospfd_conf->redist_label_or_prefix,
+ ospfd_conf->fib_priority) == -1)
fatalx("kr_init failed");
/* remove unneeded stuff from config */
@@ -707,6 +708,15 @@ merge_config(struct ospfd_conf *conf, struct ospfd_conf *xconf)
SIMPLEQ_REMOVE_HEAD(&xconf->redist_list, entry);
SIMPLEQ_INSERT_TAIL(&conf->redist_list, r, entry);
}
+
+ /* adjust FIB priority if changed */
+ if (conf->fib_priority != xconf->fib_priority) {
+ kr_fib_decouple();
+ kr_fib_update_prio(xconf->fib_priority);
+ conf->fib_priority = xconf->fib_priority;
+ kr_fib_couple();
+ }
+
goto done;
}
diff --git a/usr.sbin/ospfd/ospfd.conf.5 b/usr.sbin/ospfd/ospfd.conf.5
index f9abfd2b188..e3ce8323e99 100644
--- a/usr.sbin/ospfd/ospfd.conf.5
+++ b/usr.sbin/ospfd/ospfd.conf.5
@@ -1,4 +1,4 @@
-.\" $OpenBSD: ospfd.conf.5,v 1.54 2018/07/27 05:23:24 jmc Exp $
+.\" $OpenBSD: ospfd.conf.5,v 1.55 2018/12/28 19:25:10 remi Exp $
.\"
.\" Copyright (c) 2005 Esben Norby <norby@openbsd.org>
.\" Copyright (c) 2004 Claudio Jeker <claudio@openbsd.org>
@@ -17,7 +17,7 @@
.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.\"
-.Dd $Mdocdate: July 27 2018 $
+.Dd $Mdocdate: December 28 2018 $
.Dt OSPFD.CONF 5
.Os
.Sh NAME
@@ -83,6 +83,11 @@ interface.
The only settings that can be set globally and not overruled are listed below.
.Pp
.Bl -tag -width Ds -compact
+.It Ic fib-priority Ar prio
+Set the routing priority to
+.Ar prio .
+The default is 32.
+.Pp
.It Xo
.Ic fib-update
.Pq Ic yes Ns | Ns Ic no
diff --git a/usr.sbin/ospfd/ospfd.h b/usr.sbin/ospfd/ospfd.h
index 3e8a5af4ab2..8cab0810910 100644
--- a/usr.sbin/ospfd/ospfd.h
+++ b/usr.sbin/ospfd/ospfd.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: ospfd.h,v 1.102 2018/08/29 08:43:17 remi Exp $ */
+/* $OpenBSD: ospfd.h,v 1.103 2018/12/28 19:25:10 remi Exp $ */
/*
* Copyright (c) 2004 Esben Norby <norby@openbsd.org>
@@ -402,6 +402,7 @@ struct ospfd_conf {
u_int8_t rfc1583compat;
u_int8_t border;
u_int8_t redistribute;
+ u_int8_t fib_priority;
u_int rdomain;
char *csock;
};
@@ -572,13 +573,14 @@ u_int16_t iso_cksum(void *, u_int16_t, u_int16_t);
/* kroute.c */
int kif_init(void);
void kif_clear(void);
-int kr_init(int, u_int, int);
+int kr_init(int, u_int, int, u_int8_t);
int kr_change(struct kroute *, int);
int kr_delete(struct kroute *);
void kr_shutdown(void);
void kr_fib_couple(void);
void kr_fib_decouple(void);
void kr_fib_reload(void);
+void kr_fib_update_prio(u_int8_t);
void kr_dispatch_msg(int, short, void *);
void kr_show_route(struct imsg *);
void kr_ifinfo(char *, pid_t);
diff --git a/usr.sbin/ospfd/parse.y b/usr.sbin/ospfd/parse.y
index 7bc38d6f20e..be6aac3dc2a 100644
--- a/usr.sbin/ospfd/parse.y
+++ b/usr.sbin/ospfd/parse.y
@@ -1,4 +1,4 @@
-/* $OpenBSD: parse.y,v 1.93 2018/11/01 00:18:44 sashan Exp $ */
+/* $OpenBSD: parse.y,v 1.94 2018/12/28 19:25:10 remi Exp $ */
/*
* Copyright (c) 2004, 2005 Esben Norby <norby@openbsd.org>
@@ -25,6 +25,7 @@
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/stat.h>
+#include <net/route.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <ctype.h>
@@ -125,8 +126,8 @@ typedef struct {
%}
-%token AREA INTERFACE ROUTERID FIBUPDATE REDISTRIBUTE RTLABEL RDOMAIN
-%token RFC1583COMPAT STUB ROUTER SPFDELAY SPFHOLDTIME EXTTAG
+%token AREA INTERFACE ROUTERID FIBPRIORITY FIBUPDATE REDISTRIBUTE RTLABEL
+%token RDOMAIN RFC1583COMPAT STUB ROUTER SPFDELAY SPFHOLDTIME EXTTAG
%token AUTHKEY AUTHTYPE AUTHMD AUTHMDKEYID
%token METRIC PASSIVE
%token HELLOINTERVAL FASTHELLOINTERVAL TRANSMITDELAY
@@ -229,6 +230,13 @@ conf_main : ROUTERID STRING {
}
free($2);
}
+ | FIBPRIORITY NUMBER {
+ if ($2 <= RTP_NONE || $2 > RTP_MAX) {
+ yyerror("invalid fib-priority");
+ YYERROR;
+ }
+ conf->fib_priority = $2;
+ }
| FIBUPDATE yesno {
if ($2 == 0)
conf->flags |= OSPFD_FLAG_NO_FIB_UPDATE;
@@ -804,6 +812,7 @@ lookup(char *s)
{"depend", DEPEND},
{"external-tag", EXTTAG},
{"fast-hello-interval", FASTHELLOINTERVAL},
+ {"fib-priority", FIBPRIORITY},
{"fib-update", FIBUPDATE},
{"hello-interval", HELLOINTERVAL},
{"include", INCLUDE},
@@ -1204,6 +1213,7 @@ parse_config(char *filename, int opts)
conf->spf_delay = DEFAULT_SPF_DELAY;
conf->spf_hold_time = DEFAULT_SPF_HOLDTIME;
conf->spf_state = SPF_IDLE;
+ conf->fib_priority = RTP_OSPF;
if ((file = pushfile(filename,
!(conf->opts & OSPFD_OPT_NOACTION))) == NULL) {
diff --git a/usr.sbin/ospfd/printconf.c b/usr.sbin/ospfd/printconf.c
index 576e0acba38..93ed4e68e4b 100644
--- a/usr.sbin/ospfd/printconf.c
+++ b/usr.sbin/ospfd/printconf.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: printconf.c,v 1.19 2018/07/11 15:41:19 remi Exp $ */
+/* $OpenBSD: printconf.c,v 1.20 2018/12/28 19:25:10 remi Exp $ */
/*
* Copyright (c) 2004, 2005 Esben Norby <norby@openbsd.org>
@@ -44,6 +44,8 @@ print_mainconf(struct ospfd_conf *conf)
else
printf("fib-update yes\n");
+ printf("fib-priority %hhu\n", conf->fib_priority);
+
if (conf->rdomain)
printf("rdomain %d\n", conf->rdomain);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 05:59:52 +0000