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bgpd: peer_active is connection oriented, make it so

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Signed-off-by: Donald Sharp <sharpd@nvidia.com>
This commit is contained in:
Donald Sharp 2024-11-06 15:30:32 -05:00
parent 1baeb81632
commit 7bf3f53e44
6 changed files with 22 additions and 21 deletions
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4
bgpd/bgp_fsm.c
View File

@ -325,8 +325,8 @@ void bgp_timer_set(struct peer_connection *connection)
/* First entry point of peer's finite state machine. In Idle /* First entry point of peer's finite state machine. In Idle
status start timer is on unless peer is shutdown or peer is status start timer is on unless peer is shutdown or peer is
inactive. All other timer must be turned off */ inactive. All other timer must be turned off */
if (BGP_PEER_START_SUPPRESSED(peer) || !peer_active(peer) if (BGP_PEER_START_SUPPRESSED(peer) || !peer_active(connection) ||
|| peer->bgp->vrf_id == VRF_UNKNOWN) { peer->bgp->vrf_id == VRF_UNKNOWN) {
EVENT_OFF(connection->t_start); EVENT_OFF(connection->t_start);
} else { } else {
BGP_TIMER_ON(connection->t_start, bgp_start_timer, BGP_TIMER_ON(connection->t_start, bgp_start_timer,

6
bgpd/bgp_network.c
View File

@ -504,7 +504,7 @@ static void bgp_accept(struct event *thread)
bgp_fsm_change_status(connection1, Active); bgp_fsm_change_status(connection1, Active);
EVENT_OFF(connection1->t_start); EVENT_OFF(connection1->t_start);
if (peer_active(peer1)) { if (peer_active(peer1->connection)) {
if (CHECK_FLAG(peer1->flags, if (CHECK_FLAG(peer1->flags,
PEER_FLAG_TIMER_DELAYOPEN)) PEER_FLAG_TIMER_DELAYOPEN))
BGP_EVENT_ADD(connection1, BGP_EVENT_ADD(connection1,
@ -557,7 +557,7 @@ static void bgp_accept(struct event *thread)
} }
/* Check that at least one AF is activated for the peer. */ /* Check that at least one AF is activated for the peer. */
if (!peer_active(peer1)) { if (!peer_active(connection1)) {
if (bgp_debug_neighbor_events(peer1)) if (bgp_debug_neighbor_events(peer1))
zlog_debug( zlog_debug(
"%s - incoming conn rejected - no AF activated for peer", "%s - incoming conn rejected - no AF activated for peer",
@ -658,7 +658,7 @@ static void bgp_accept(struct event *thread)
bgp_event_update(connection1, TCP_connection_closed); bgp_event_update(connection1, TCP_connection_closed);
} }
if (peer_active(peer)) { if (peer_active(peer->connection)) {
if (CHECK_FLAG(peer->flags, PEER_FLAG_TIMER_DELAYOPEN)) if (CHECK_FLAG(peer->flags, PEER_FLAG_TIMER_DELAYOPEN))
BGP_EVENT_ADD(connection, TCP_connection_open_w_delay); BGP_EVENT_ADD(connection, TCP_connection_open_w_delay);
else else

2
bgpd/bgp_nexthop.c
View File

@ -444,7 +444,7 @@ void bgp_connected_add(struct bgp *bgp, struct connected *ifc)
!peer_established(peer->connection) && !peer_established(peer->connection) &&
!CHECK_FLAG(peer->flags, PEER_FLAG_IFPEER_V6ONLY)) { !CHECK_FLAG(peer->flags, PEER_FLAG_IFPEER_V6ONLY)) {
connection = peer->connection; connection = peer->connection;
if (peer_active(peer)) if (peer_active(connection))
BGP_EVENT_ADD(connection, BGP_Stop); BGP_EVENT_ADD(connection, BGP_Stop);
BGP_EVENT_ADD(connection, BGP_Start); BGP_EVENT_ADD(connection, BGP_Start);
} }

2
bgpd/bgp_zebra.c
View File

@ -137,7 +137,7 @@ static void bgp_start_interface_nbrs(struct bgp *bgp, struct interface *ifp)
for (ALL_LIST_ELEMENTS(bgp->peer, node, nnode, peer)) { for (ALL_LIST_ELEMENTS(bgp->peer, node, nnode, peer)) {
if (peer->conf_if && (strcmp(peer->conf_if, ifp->name) == 0) && if (peer->conf_if && (strcmp(peer->conf_if, ifp->name) == 0) &&
!peer_established(peer->connection)) { !peer_established(peer->connection)) {
if (peer_active(peer)) if (peer_active(peer->connection))
BGP_EVENT_ADD(peer->connection, BGP_Stop); BGP_EVENT_ADD(peer->connection, BGP_Stop);
BGP_EVENT_ADD(peer->connection, BGP_Start); BGP_EVENT_ADD(peer->connection, BGP_Start);
} }

27
bgpd/bgpd.c
View File

@ -1986,7 +1986,7 @@ struct peer *peer_create(union sockunion *su, const char *conf_if,
bgp->coalesce_time = MIN(BGP_MAX_SUBGROUP_COALESCE_TIME, ct); bgp->coalesce_time = MIN(BGP_MAX_SUBGROUP_COALESCE_TIME, ct);
} }
active = peer_active(peer); active = peer_active(peer->connection);
if (!active) { if (!active) {
if (peer->connection->su.sa.sa_family == AF_UNSPEC) if (peer->connection->su.sa.sa_family == AF_UNSPEC)
peer->last_reset = PEER_DOWN_NBR_ADDR; peer->last_reset = PEER_DOWN_NBR_ADDR;
@ -2019,7 +2019,7 @@ struct peer *peer_create(union sockunion *su, const char *conf_if,
if (bgp->autoshutdown) if (bgp->autoshutdown)
peer_flag_set(peer, PEER_FLAG_SHUTDOWN); peer_flag_set(peer, PEER_FLAG_SHUTDOWN);
/* Set up peer's events and timers. */ /* Set up peer's events and timers. */
else if (!active && peer_active(peer)) else if (!active && peer_active(peer->connection))
bgp_timer_set(peer->connection); bgp_timer_set(peer->connection);
bgp_peer_gr_flags_update(peer); bgp_peer_gr_flags_update(peer);
@ -2412,13 +2412,13 @@ static int peer_activate_af(struct peer *peer, afi_t afi, safi_t safi)
if (peer_af_create(peer, afi, safi) == NULL) if (peer_af_create(peer, afi, safi) == NULL)
return 1; return 1;
active = peer_active(peer); active = peer_active(peer->connection);
peer->afc[afi][safi] = 1; peer->afc[afi][safi] = 1;
if (peer->group) if (peer->group)
peer_group2peer_config_copy_af(peer->group, peer, afi, safi); peer_group2peer_config_copy_af(peer->group, peer, afi, safi);
if (!active && peer_active(peer)) { if (!active && peer_active(peer->connection)) {
bgp_timer_set(peer->connection); bgp_timer_set(peer->connection);
} else { } else {
peer->last_reset = PEER_DOWN_AF_ACTIVATE; peer->last_reset = PEER_DOWN_AF_ACTIVATE;
@ -3358,7 +3358,7 @@ int peer_group_bind(struct bgp *bgp, union sockunion *su, struct peer *peer,
} }
/* Set up peer's events and timers. */ /* Set up peer's events and timers. */
if (peer_active(peer)) if (peer_active(peer->connection))
bgp_timer_set(peer->connection); bgp_timer_set(peer->connection);
} }
@ -4599,9 +4599,11 @@ bool bgp_path_attribute_treat_as_withdraw(struct peer *peer, char *buf,
} }
/* If peer is configured at least one address family return 1. */ /* If peer is configured at least one address family return 1. */
bool peer_active(struct peer *peer) bool peer_active(struct peer_connection *connection)
{ {
if (BGP_CONNECTION_SU_UNSPEC(peer->connection)) struct peer *peer = connection->peer;
if (BGP_CONNECTION_SU_UNSPEC(connection))
return false; return false;
if (peer->bfd_config) { if (peer->bfd_config) {
@ -6296,7 +6298,7 @@ int peer_timers_connect_set(struct peer *peer, uint32_t connect)
/* Skip peer-group mechanics for regular peers. */ /* Skip peer-group mechanics for regular peers. */
if (!CHECK_FLAG(peer->sflags, PEER_STATUS_GROUP)) { if (!CHECK_FLAG(peer->sflags, PEER_STATUS_GROUP)) {
if (!peer_established(peer->connection)) { if (!peer_established(peer->connection)) {
if (peer_active(peer)) if (peer_active(peer->connection))
BGP_EVENT_ADD(peer->connection, BGP_Stop); BGP_EVENT_ADD(peer->connection, BGP_Stop);
BGP_EVENT_ADD(peer->connection, BGP_Start); BGP_EVENT_ADD(peer->connection, BGP_Start);
} }
@ -6317,7 +6319,7 @@ int peer_timers_connect_set(struct peer *peer, uint32_t connect)
member->v_connect = connect; member->v_connect = connect;
if (!peer_established(member->connection)) { if (!peer_established(member->connection)) {
if (peer_active(member)) if (peer_active(member->connection))
BGP_EVENT_ADD(member->connection, BGP_Stop); BGP_EVENT_ADD(member->connection, BGP_Stop);
BGP_EVENT_ADD(member->connection, BGP_Start); BGP_EVENT_ADD(member->connection, BGP_Start);
} }
@ -6350,7 +6352,7 @@ int peer_timers_connect_unset(struct peer *peer)
/* Skip peer-group mechanics for regular peers. */ /* Skip peer-group mechanics for regular peers. */
if (!CHECK_FLAG(peer->sflags, PEER_STATUS_GROUP)) { if (!CHECK_FLAG(peer->sflags, PEER_STATUS_GROUP)) {
if (!peer_established(peer->connection)) { if (!peer_established(peer->connection)) {
if (peer_active(peer)) if (peer_active(peer->connection))
BGP_EVENT_ADD(peer->connection, BGP_Stop); BGP_EVENT_ADD(peer->connection, BGP_Stop);
BGP_EVENT_ADD(peer->connection, BGP_Start); BGP_EVENT_ADD(peer->connection, BGP_Start);
} }
@ -6371,7 +6373,7 @@ int peer_timers_connect_unset(struct peer *peer)
member->v_connect = peer->bgp->default_connect_retry; member->v_connect = peer->bgp->default_connect_retry;
if (!peer_established(member->connection)) { if (!peer_established(member->connection)) {
if (peer_active(member)) if (peer_active(member->connection))
BGP_EVENT_ADD(member->connection, BGP_Stop); BGP_EVENT_ADD(member->connection, BGP_Stop);
BGP_EVENT_ADD(member->connection, BGP_Start); BGP_EVENT_ADD(member->connection, BGP_Start);
} }
@ -8646,8 +8648,7 @@ static int peer_unshut_after_cfg(struct bgp *bgp)
peer->host); peer->host);
peer->shut_during_cfg = false; peer->shut_during_cfg = false;
if (peer_active(peer) && if (peer_active(peer->connection) && peer->connection->status != Established) {
peer->connection->status != Established) {
if (peer->connection->status != Idle) if (peer->connection->status != Idle)
BGP_EVENT_ADD(peer->connection, BGP_Stop); BGP_EVENT_ADD(peer->connection, BGP_Stop);
BGP_EVENT_ADD(peer->connection, BGP_Start); BGP_EVENT_ADD(peer->connection, BGP_Start);

2
bgpd/bgpd.h
View File

@ -2295,7 +2295,7 @@ extern struct peer *peer_unlock_with_caller(const char *, struct peer *);
extern enum bgp_peer_sort peer_sort(struct peer *peer); extern enum bgp_peer_sort peer_sort(struct peer *peer);
extern enum bgp_peer_sort peer_sort_lookup(struct peer *peer); extern enum bgp_peer_sort peer_sort_lookup(struct peer *peer);
extern bool peer_active(struct peer *); extern bool peer_active(struct peer_connection *connection);
extern bool peer_active_nego(struct peer *); extern bool peer_active_nego(struct peer *);
extern bool peer_afc_received(struct peer *peer); extern bool peer_afc_received(struct peer *peer);
extern bool peer_afc_advertised(struct peer *peer); extern bool peer_afc_advertised(struct peer *peer);