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-rw-r--r--bgpd/bgp_damp.c12
-rw-r--r--bgpd/bgp_fsm.c18
-rw-r--r--bgpd/bgp_packet.c2
-rw-r--r--bgpd/bgp_route.c26
-rw-r--r--bgpd/bgp_snmp.c8
-rw-r--r--bgpd/bgpd.c22
-rw-r--r--bgpd/bgpd.h1
7 files changed, 43 insertions, 46 deletions
diff --git a/bgpd/bgp_damp.c b/bgpd/bgp_damp.c
index e21131ef..ba059f8c 100644
--- a/bgpd/bgp_damp.c
+++ b/bgpd/bgp_damp.c
@@ -117,7 +117,7 @@ bgp_reuse_timer (struct thread *t)
damp->t_reuse =
thread_add_timer (master, bgp_reuse_timer, NULL, DELTA_REUSE);
- t_now = time (NULL);
+ t_now = bgp_clock ();
/* 1. save a pointer to the current zeroth queue head and zero the
list head entry. */
@@ -181,7 +181,7 @@ bgp_damp_withdraw (struct bgp_info *binfo, struct bgp_node *rn,
struct bgp_damp_info *bdi = NULL;
double last_penalty = 0;
- t_now = time (NULL);
+ t_now = bgp_clock ();
/* Processing Unreachable Messages. */
if (binfo->extra)
@@ -268,7 +268,7 @@ bgp_damp_update (struct bgp_info *binfo, struct bgp_node *rn,
if (!binfo->extra || !((bdi = binfo->extra->damp_info)))
return BGP_DAMP_USED;
- t_now = time (NULL);
+ t_now = bgp_clock ();
bgp_info_unset_flag (rn, binfo, BGP_INFO_HISTORY);
bdi->lastrecord = BGP_RECORD_UPDATE;
@@ -306,7 +306,7 @@ bgp_damp_scan (struct bgp_info *binfo, afi_t afi, safi_t safi)
assert (binfo->extra && binfo->extra->damp_info);
- t_now = time (NULL);
+ t_now = bgp_clock ();
bdi = binfo->extra->damp_info;
if (CHECK_FLAG (binfo->flags, BGP_INFO_DAMPED))
@@ -597,7 +597,7 @@ bgp_damp_info_vty (struct vty *vty, struct bgp_info *binfo)
return;
/* Calculate new penalty. */
- t_now = time (NULL);
+ t_now = bgp_clock ();
t_diff = t_now - bdi->t_updated;
penalty = bgp_damp_decay (t_diff, bdi->penalty);
@@ -633,7 +633,7 @@ bgp_damp_reuse_time_vty (struct vty *vty, struct bgp_info *binfo,
return NULL;
/* Calculate new penalty. */
- t_now = time (NULL);
+ t_now = bgp_clock ();
t_diff = t_now - bdi->t_updated;
penalty = bgp_damp_decay (t_diff, bdi->penalty);
diff --git a/bgpd/bgp_fsm.c b/bgpd/bgp_fsm.c
index c815f9a1..487ebddb 100644
--- a/bgpd/bgp_fsm.c
+++ b/bgpd/bgp_fsm.c
@@ -305,7 +305,7 @@ bgp_routeadv_timer (struct thread *thread)
"%s [FSM] Timer (routeadv timer expire)",
peer->host);
- peer->synctime = time (NULL);
+ peer->synctime = bgp_clock ();
BGP_WRITE_ON (peer->t_write, bgp_write, peer->fd);
@@ -315,13 +315,6 @@ bgp_routeadv_timer (struct thread *thread)
return 0;
}
-/* Reset bgp update timer */
-static void
-bgp_uptime_reset (struct peer *peer)
-{
- peer->uptime = time (NULL);
-}
-
/* BGP Peer Down Cause */
const char *peer_down_str[] =
{
@@ -493,17 +486,12 @@ bgp_stop (struct peer *peer)
}
/* set last reset time */
- peer->resettime = time (NULL);
- /* Reset uptime. */
- bgp_uptime_reset (peer);
+ peer->resettime = peer->uptime = bgp_clock ();
#ifdef HAVE_SNMP
bgpTrapBackwardTransition (peer);
#endif /* HAVE_SNMP */
- /* Reset uptime. */
- bgp_uptime_reset (peer);
-
/* Reset peer synctime */
peer->synctime = 0;
}
@@ -857,7 +845,7 @@ bgp_establish (struct peer *peer)
#endif /* HAVE_SNMP */
/* Reset uptime, send keepalive, send current table. */
- bgp_uptime_reset (peer);
+ peer->uptime = bgp_clock ();
/* Send route-refresh when ORF is enabled */
for (afi = AFI_IP ; afi < AFI_MAX ; afi++)
diff --git a/bgpd/bgp_packet.c b/bgpd/bgp_packet.c
index 61534191..b29bc1f0 100644
--- a/bgpd/bgp_packet.c
+++ b/bgpd/bgp_packet.c
@@ -1805,7 +1805,7 @@ bgp_update_receive (struct peer *peer, bgp_size_t size)
/* Increment packet counter. */
peer->update_in++;
- peer->update_time = time (NULL);
+ peer->update_time = bgp_clock ();
/* Generate BGP event. */
BGP_EVENT_ADD (peer, Receive_UPDATE_message);
diff --git a/bgpd/bgp_route.c b/bgpd/bgp_route.c
index f3144fea..a92ca4e2 100644
--- a/bgpd/bgp_route.c
+++ b/bgpd/bgp_route.c
@@ -1878,7 +1878,7 @@ bgp_update_rsclient (struct peer *rsclient, afi_t afi, safi_t safi,
/* If the update is implicit withdraw. */
if (ri)
{
- ri->uptime = time (NULL);
+ ri->uptime = bgp_clock ();
/* Same attribute comes in. */
if (!CHECK_FLAG(ri->flags, BGP_INFO_REMOVED)
@@ -1946,7 +1946,7 @@ bgp_update_rsclient (struct peer *rsclient, afi_t afi, safi_t safi,
new->sub_type = sub_type;
new->peer = peer;
new->attr = attr_new;
- new->uptime = time (NULL);
+ new->uptime = bgp_clock ();
/* Update MPLS tag. */
if (safi == SAFI_MPLS_VPN)
@@ -2133,7 +2133,7 @@ bgp_update_main (struct peer *peer, struct prefix *p, struct attr *attr,
/* If the update is implicit withdraw. */
if (ri)
{
- ri->uptime = time (NULL);
+ ri->uptime = bgp_clock ();
/* Same attribute comes in. */
if (!CHECK_FLAG (ri->flags, BGP_INFO_REMOVED)
@@ -2284,7 +2284,7 @@ bgp_update_main (struct peer *peer, struct prefix *p, struct attr *attr,
new->sub_type = sub_type;
new->peer = peer;
new->attr = attr_new;
- new->uptime = time (NULL);
+ new->uptime = bgp_clock ();
/* Update MPLS tag. */
if (safi == SAFI_MPLS_VPN)
@@ -3337,7 +3337,7 @@ bgp_static_update_rsclient (struct peer *rsclient, struct prefix *p,
bgp_info_restore(rn, ri);
bgp_attr_unintern (ri->attr);
ri->attr = attr_new;
- ri->uptime = time (NULL);
+ ri->uptime = bgp_clock ();
/* Process change. */
bgp_process (bgp, rn, afi, safi);
@@ -3355,7 +3355,7 @@ bgp_static_update_rsclient (struct peer *rsclient, struct prefix *p,
new->peer = bgp->peer_self;
SET_FLAG (new->flags, BGP_INFO_VALID);
new->attr = attr_new;
- new->uptime = time (NULL);
+ new->uptime = bgp_clock ();
/* Register new BGP information. */
bgp_info_add (rn, new);
@@ -3463,7 +3463,7 @@ bgp_static_update_main (struct bgp *bgp, struct prefix *p,
bgp_aggregate_decrement (bgp, p, ri, afi, safi);
bgp_attr_unintern (ri->attr);
ri->attr = attr_new;
- ri->uptime = time (NULL);
+ ri->uptime = bgp_clock ();
/* Process change. */
bgp_aggregate_increment (bgp, p, ri, afi, safi);
@@ -3482,7 +3482,7 @@ bgp_static_update_main (struct bgp *bgp, struct prefix *p,
new->peer = bgp->peer_self;
SET_FLAG (new->flags, BGP_INFO_VALID);
new->attr = attr_new;
- new->uptime = time (NULL);
+ new->uptime = bgp_clock ();
/* Aggregate address increment. */
bgp_aggregate_increment (bgp, p, new, afi, safi);
@@ -3533,7 +3533,7 @@ bgp_static_update_vpnv4 (struct bgp *bgp, struct prefix *p, u_int16_t afi,
new->peer = bgp->peer_self;
new->attr = bgp_attr_default_intern (BGP_ORIGIN_IGP);
SET_FLAG (new->flags, BGP_INFO_VALID);
- new->uptime = time (NULL);
+ new->uptime = bgp_clock ();
new->extra = bgp_info_extra_new();
memcpy (new->extra->tag, tag, 3);
@@ -4729,7 +4729,7 @@ bgp_aggregate_route (struct bgp *bgp, struct prefix *p, struct bgp_info *rinew,
new->peer = bgp->peer_self;
SET_FLAG (new->flags, BGP_INFO_VALID);
new->attr = bgp_attr_aggregate_intern (bgp, origin, aspath, community, aggregate->as_set);
- new->uptime = time (NULL);
+ new->uptime = bgp_clock ();
bgp_info_add (rn, new);
bgp_unlock_node (rn);
@@ -4900,7 +4900,7 @@ bgp_aggregate_add (struct bgp *bgp, struct prefix *p, afi_t afi, safi_t safi,
new->peer = bgp->peer_self;
SET_FLAG (new->flags, BGP_INFO_VALID);
new->attr = bgp_attr_aggregate_intern (bgp, origin, aspath, community, aggregate->as_set);
- new->uptime = time (NULL);
+ new->uptime = bgp_clock ();
bgp_info_add (rn, new);
bgp_unlock_node (rn);
@@ -5514,7 +5514,7 @@ bgp_redistribute_add (struct prefix *p, struct in_addr *nexthop,
bgp_aggregate_decrement (bgp, p, bi, afi, SAFI_UNICAST);
bgp_attr_unintern (bi->attr);
bi->attr = new_attr;
- bi->uptime = time (NULL);
+ bi->uptime = bgp_clock ();
/* Process change. */
bgp_aggregate_increment (bgp, p, bi, afi, SAFI_UNICAST);
@@ -5532,7 +5532,7 @@ bgp_redistribute_add (struct prefix *p, struct in_addr *nexthop,
new->peer = bgp->peer_self;
SET_FLAG (new->flags, BGP_INFO_VALID);
new->attr = new_attr;
- new->uptime = time (NULL);
+ new->uptime = bgp_clock ();
bgp_aggregate_increment (bgp, p, new, afi, SAFI_UNICAST);
bgp_info_add (bn, new);
diff --git a/bgpd/bgp_snmp.c b/bgpd/bgp_snmp.c
index 1e37f266..86cc0879 100644
--- a/bgpd/bgp_snmp.c
+++ b/bgpd/bgp_snmp.c
@@ -546,7 +546,7 @@ bgpPeerTable (struct variable *v, oid name[], size_t *length,
if (peer->uptime == 0)
return SNMP_INTEGER (0);
else
- return SNMP_INTEGER (time (NULL) - peer->uptime);
+ return SNMP_INTEGER (bgp_clock () - peer->uptime);
break;
case BGPPEERCONNECTRETRYINTERVAL:
*write_method = write_bgpPeerTable;
@@ -584,7 +584,7 @@ bgpPeerTable (struct variable *v, oid name[], size_t *length,
if (peer->update_time == 0)
return SNMP_INTEGER (0);
else
- return SNMP_INTEGER (time (NULL) - peer->update_time);
+ return SNMP_INTEGER (bgp_clock () - peer->update_time);
break;
default:
return NULL;
@@ -859,7 +859,7 @@ bgpTrapEstablished (struct peer *peer)
smux_trap (bgp_oid, sizeof bgp_oid / sizeof (oid),
index, IN_ADDR_SIZE,
bgpTrapList, sizeof bgpTrapList / sizeof (struct trap_object),
- bm->start_time - time (NULL), BGPESTABLISHED);
+ bm->start_time - bgp_clock (), BGPESTABLISHED);
}
void
@@ -878,7 +878,7 @@ bgpTrapBackwardTransition (struct peer *peer)
smux_trap (bgp_oid, sizeof bgp_oid / sizeof (oid),
index, IN_ADDR_SIZE,
bgpTrapList, sizeof bgpTrapList / sizeof (struct trap_object),
- bm->start_time - time (NULL), BGPBACKWARDTRANSITION);
+ bm->start_time - bgp_clock (), BGPBACKWARDTRANSITION);
}
void
diff --git a/bgpd/bgpd.c b/bgpd/bgpd.c
index cf3a6b42..882fe37c 100644
--- a/bgpd/bgpd.c
+++ b/bgpd/bgpd.c
@@ -241,6 +241,17 @@ bgp_cluster_id_unset (struct bgp *bgp)
return 0;
}
+/* time_t value that is monotonicly increasing
+ * and uneffected by adjustments to system clock
+ */
+time_t bgp_clock (void)
+{
+ struct timeval tv;
+
+ quagga_gettime(QUAGGA_CLK_MONOTONIC, &tv);
+ return tv.tv_sec;
+}
+
/* BGP timer configuration. */
int
bgp_timers_set (struct bgp *bgp, u_int32_t keepalive, u_int32_t holdtime)
@@ -850,11 +861,8 @@ peer_create (union sockunion *su, struct bgp *bgp, as_t local_as,
if (afi && safi)
peer->afc[afi][safi] = 1;
- /* Last read time set */
- peer->readtime = time (NULL);
-
- /* Last reset time set */
- peer->resettime = time (NULL);
+ /* Last read and reset time set */
+ peer->readtime = peer->resettime = bgp_clock ();
/* Default TTL set. */
peer->ttl = (peer_sort (peer) == BGP_PEER_IBGP ? 255 : 1);
@@ -4453,7 +4461,7 @@ peer_uptime (time_t uptime2, char *buf, size_t len)
}
/* Get current time. */
- uptime1 = time (NULL);
+ uptime1 = bgp_clock ();
uptime1 -= uptime2;
tm = gmtime (&uptime1);
@@ -5145,7 +5153,7 @@ bgp_master_init (void)
bm->listen_sockets = list_new ();
bm->port = BGP_PORT_DEFAULT;
bm->master = thread_master_create ();
- bm->start_time = time (NULL);
+ bm->start_time = bgp_clock ();
}
diff --git a/bgpd/bgpd.h b/bgpd/bgpd.h
index f4ce8985..a5afaedc 100644
--- a/bgpd/bgpd.h
+++ b/bgpd/bgpd.h
@@ -809,6 +809,7 @@ extern struct thread_master *master;
/* Prototypes. */
extern void bgp_terminate (void);
extern void bgp_reset (void);
+extern time_t bgp_clock (void);
extern void bgp_zclient_reset (void);
extern int bgp_nexthop_set (union sockunion *, union sockunion *,
struct bgp_nexthop *, struct peer *);
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-09 07:50:57 +0000