+// SPDX-License-Identifier: GPL-2.0-or-later
/* RIP version 1 and 2.
* Copyright (C) 2005 6WIND <alain.ritoux@6wind.com>
* Copyright (C) 1997, 98, 99 Kunihiro Ishiguro <kunihiro@zebra.org>
- *
- * This file is part of GNU Zebra.
- *
- * GNU Zebra is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * GNU Zebra is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; see the file COPYING; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <zebra.h>
#include "command.h"
#include "prefix.h"
#include "table.h"
-#include "thread.h"
+#include "frrevent.h"
#include "memory.h"
#include "log.h"
#include "stream.h"
/* Prototypes. */
static void rip_output_process(struct connected *, struct sockaddr_in *, int,
uint8_t);
-static void rip_triggered_update(struct thread *);
+static void rip_triggered_update(struct event *);
static int rip_update_jitter(unsigned long);
static void rip_distance_table_node_cleanup(struct route_table *table,
struct route_node *node);
}
/* RIP route garbage collect timer. */
-static void rip_garbage_collect(struct thread *t)
+static void rip_garbage_collect(struct event *t)
{
struct rip_info *rinfo;
struct route_node *rp;
- rinfo = THREAD_ARG(t);
+ rinfo = EVENT_ARG(t);
/* Off timeout timer. */
- THREAD_OFF(rinfo->t_timeout);
+ EVENT_OFF(rinfo->t_timeout);
/* Get route_node pointer. */
rp = rinfo->rp;
if (tmp_rinfo == rinfo)
continue;
- THREAD_OFF(tmp_rinfo->t_timeout);
- THREAD_OFF(tmp_rinfo->t_garbage_collect);
+ EVENT_OFF(tmp_rinfo->t_timeout);
+ EVENT_OFF(tmp_rinfo->t_garbage_collect);
list_delete_node(list, node);
rip_info_free(tmp_rinfo);
}
- THREAD_OFF(rinfo->t_timeout);
- THREAD_OFF(rinfo->t_garbage_collect);
+ EVENT_OFF(rinfo->t_timeout);
+ EVENT_OFF(rinfo->t_garbage_collect);
memcpy(rinfo, rinfo_new, sizeof(struct rip_info));
if (rip_route_rte(rinfo)) {
struct route_node *rp = rinfo->rp;
struct list *list = (struct list *)rp->info;
- THREAD_OFF(rinfo->t_timeout);
+ EVENT_OFF(rinfo->t_timeout);
if (listcount(list) > 1) {
/* Some other ECMP entries still exist. Just delete this entry.
*/
- THREAD_OFF(rinfo->t_garbage_collect);
+ EVENT_OFF(rinfo->t_garbage_collect);
listnode_delete(list, rinfo);
if (rip_route_rte(rinfo)
&& CHECK_FLAG(rinfo->flags, RIP_RTF_FIB))
}
/* Timeout RIP routes. */
-static void rip_timeout(struct thread *t)
+static void rip_timeout(struct event *t)
{
- struct rip_info *rinfo = THREAD_ARG(t);
+ struct rip_info *rinfo = EVENT_ARG(t);
struct rip *rip = rip_info_get_instance(rinfo);
rip_ecmp_delete(rip, rinfo);
static void rip_timeout_update(struct rip *rip, struct rip_info *rinfo)
{
if (rinfo->metric != RIP_METRIC_INFINITY) {
- THREAD_OFF(rinfo->t_timeout);
- thread_add_timer(master, rip_timeout, rinfo, rip->timeout_time,
- &rinfo->t_timeout);
+ EVENT_OFF(rinfo->t_timeout);
+ event_add_timer(master, rip_timeout, rinfo, rip->timeout_time,
+ &rinfo->t_timeout);
}
}
assert(newinfo.metric
!= RIP_METRIC_INFINITY);
- THREAD_OFF(rinfo->t_timeout);
- THREAD_OFF(rinfo->t_garbage_collect);
+ EVENT_OFF(rinfo->t_timeout);
+ EVENT_OFF(rinfo->t_garbage_collect);
memcpy(rinfo, &newinfo,
sizeof(struct rip_info));
rip_timeout_update(rip, rinfo);
ret = sendmsg(rip->sock, &msg, 0);
if (IS_RIP_DEBUG_EVENT)
- zlog_debug("SEND to %pI4%d", &sin.sin_addr,
+ zlog_debug("SEND to %pI4 port %d", &sin.sin_addr,
ntohs(sin.sin_port));
if (ret < 0)
RIP_TIMER_ON(rinfo->t_garbage_collect,
rip_garbage_collect,
rip->garbage_time);
- THREAD_OFF(rinfo->t_timeout);
+ EVENT_OFF(rinfo->t_timeout);
rinfo->flags |= RIP_RTF_CHANGED;
if (IS_RIP_DEBUG_EVENT)
}
/* First entry point of RIP packet. */
-static void rip_read(struct thread *t)
+static void rip_read(struct event *t)
{
- struct rip *rip = THREAD_ARG(t);
+ struct rip *rip = EVENT_ARG(t);
int sock;
int ret;
int rtenum;
struct prefix p;
/* Fetch socket then register myself. */
- sock = THREAD_FD(t);
+ sock = EVENT_FD(t);
/* Add myself to tne next event */
rip_event(rip, RIP_READ, sock);
}
/* RIP's periodical timer. */
-static void rip_update(struct thread *t)
+static void rip_update(struct event *t)
{
- struct rip *rip = THREAD_ARG(t);
+ struct rip *rip = EVENT_ARG(t);
if (IS_RIP_DEBUG_EVENT)
zlog_debug("update timer fire!");
/* Triggered updates may be suppressed if a regular update is due by
the time the triggered update would be sent. */
- THREAD_OFF(rip->t_triggered_interval);
+ EVENT_OFF(rip->t_triggered_interval);
rip->trigger = 0;
/* Register myself. */
}
/* Triggered update interval timer. */
-static void rip_triggered_interval(struct thread *t)
+static void rip_triggered_interval(struct event *t)
{
- struct rip *rip = THREAD_ARG(t);
+ struct rip *rip = EVENT_ARG(t);
if (rip->trigger) {
rip->trigger = 0;
}
/* Execute triggered update. */
-static void rip_triggered_update(struct thread *t)
+static void rip_triggered_update(struct event *t)
{
- struct rip *rip = THREAD_ARG(t);
+ struct rip *rip = EVENT_ARG(t);
int interval;
/* Cancel interval timer. */
- THREAD_OFF(rip->t_triggered_interval);
+ EVENT_OFF(rip->t_triggered_interval);
rip->trigger = 0;
/* Logging triggered update. */
update is triggered when the timer expires. */
interval = (frr_weak_random() % 5) + 1;
- thread_add_timer(master, rip_triggered_interval, rip, interval,
- &rip->t_triggered_interval);
+ event_add_timer(master, rip_triggered_interval, rip, interval,
+ &rip->t_triggered_interval);
}
/* Withdraw redistributed route. */
rinfo->metric = RIP_METRIC_INFINITY;
RIP_TIMER_ON(rinfo->t_garbage_collect, rip_garbage_collect,
rip->garbage_time);
- THREAD_OFF(rinfo->t_timeout);
+ EVENT_OFF(rinfo->t_timeout);
rinfo->flags |= RIP_RTF_CHANGED;
if (IS_RIP_DEBUG_EVENT) {
switch (event) {
case RIP_READ:
- thread_add_read(master, rip_read, rip, sock, &rip->t_read);
+ event_add_read(master, rip_read, rip, sock, &rip->t_read);
break;
case RIP_UPDATE_EVENT:
- THREAD_OFF(rip->t_update);
+ EVENT_OFF(rip->t_update);
jitter = rip_update_jitter(rip->update_time);
- thread_add_timer(master, rip_update, rip,
- sock ? 2 : rip->update_time + jitter,
- &rip->t_update);
+ event_add_timer(master, rip_update, rip,
+ sock ? 2 : rip->update_time + jitter,
+ &rip->t_update);
break;
case RIP_TRIGGERED_UPDATE:
if (rip->t_triggered_interval)
rip->trigger = 1;
else
- thread_add_event(master, rip_triggered_update, rip, 0,
- &rip->t_triggered_update);
+ event_add_event(master, rip_triggered_update, rip, 0,
+ &rip->t_triggered_update);
break;
default:
break;
if (access_list_apply(alist, &rinfo->rp->p)
== FILTER_DENY)
return 0;
-
- return rdistance->distance;
- } else
- return rdistance->distance;
+ }
+ return rdistance->distance;
}
- if (rip->distance)
- return rip->distance;
-
- return 0;
+ return rip->distance;
}
static void rip_distance_show(struct vty *vty, struct rip *rip)
if (tmp_rinfo == rinfo)
continue;
- THREAD_OFF(tmp_rinfo->t_timeout);
- THREAD_OFF(tmp_rinfo->t_garbage_collect);
+ EVENT_OFF(tmp_rinfo->t_timeout);
+ EVENT_OFF(tmp_rinfo->t_garbage_collect);
list_delete_node(list, node);
rip_info_free(tmp_rinfo);
}
struct tm tm;
#define TIME_BUF 25
char timebuf[TIME_BUF];
- struct thread *thread;
+ struct event *thread;
if ((thread = rinfo->t_timeout) != NULL) {
- clock = thread_timer_remain_second(thread);
+ clock = event_timer_remain_second(thread);
gmtime_r(&clock, &tm);
strftime(timebuf, TIME_BUF, "%M:%S", &tm);
vty_out(vty, "%5s", timebuf);
} else if ((thread = rinfo->t_garbage_collect) != NULL) {
- clock = thread_timer_remain_second(thread);
+ clock = event_timer_remain_second(thread);
gmtime_r(&clock, &tm);
strftime(timebuf, TIME_BUF, "%M:%S", &tm);
vty_out(vty, "%5s", timebuf);
vty_out(vty, " Sending updates every %u seconds with +/-50%%,",
rip->update_time);
vty_out(vty, " next due in %lu seconds\n",
- thread_timer_remain_second(rip->t_update));
+ event_timer_remain_second(rip->t_update));
vty_out(vty, " Timeout after %u seconds,", rip->timeout_time);
vty_out(vty, " garbage collect after %u seconds\n", rip->garbage_time);
rip_zebra_ipv4_delete(rip, rp);
for (ALL_LIST_ELEMENTS_RO(list, listnode, rinfo)) {
- THREAD_OFF(rinfo->t_timeout);
- THREAD_OFF(rinfo->t_garbage_collect);
+ EVENT_OFF(rinfo->t_timeout);
+ EVENT_OFF(rinfo->t_garbage_collect);
rip_info_free(rinfo);
}
list_delete(&list);
rip_redistribute_disable(rip);
/* Cancel RIP related timers. */
- THREAD_OFF(rip->t_update);
- THREAD_OFF(rip->t_triggered_update);
- THREAD_OFF(rip->t_triggered_interval);
+ EVENT_OFF(rip->t_update);
+ EVENT_OFF(rip->t_triggered_update);
+ EVENT_OFF(rip->t_triggered_interval);
/* Cancel read thread. */
- THREAD_OFF(rip->t_read);
+ EVENT_OFF(rip->t_read);
/* Close RIP socket. */
close(rip->sock);
static int rip_vrf_delete(struct vrf *vrf)
{
+ struct rip *rip;
+
if (IS_RIP_DEBUG_EVENT)
zlog_debug("%s: VRF deleted: %s(%u)", __func__, vrf->name,
vrf->vrf_id);
+ rip = rip_lookup_by_vrf_name(vrf->name);
+ if (!rip)
+ return 0;
+
+ rip_clean(rip);
+
return 0;
}
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