/* Inteface link up message processing. */ int ripng_interface_up (int command, struct zclient *zclient, zebra_size_t length) { struct stream *s; struct interface *ifp; /* zebra_interface_state_read() updates interface structure in iflist. */ s = zclient->ibuf; ifp = zebra_interface_state_read (s); if (ifp == NULL) return 0; if (IS_RIPNG_DEBUG_ZEBRA) zlog_debug ("interface up %s index %d flags %#"PRIx64" metric %d mtu %d", ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu6); /* Check if this interface is RIPng enabled or not. */ ripng_enable_apply (ifp); /* Check for a passive interface. */ ripng_passive_interface_apply (ifp); /* Apply distribute list to the all interface. */ ripng_distribute_update_interface (ifp); return 0; }
static int ospf_interface_delete (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; struct stream *s; struct route_node *rn; s = zclient->ibuf; /* zebra_interface_state_read() updates interface structure in iflist */ ifp = zebra_interface_state_read (s); if (ifp == NULL) return 0; if (if_is_up (ifp)) zlog_warn ("Zebra: got delete of %s, but interface is still up", ifp->name); if (IS_DEBUG_OSPF (zebra, ZEBRA_INTERFACE)) zlog_debug ("Zebra: interface delete %s index %d flags %llx metric %d mtu %d", ifp->name, ifp->ifindex, (unsigned long long)ifp->flags, ifp->metric, ifp->mtu); #ifdef HAVE_SNMP ospf_snmp_if_delete (ifp); #endif /* HAVE_SNMP */ for (rn = route_top (IF_OIFS (ifp)); rn; rn = route_next (rn)) if (rn->info) ospf_if_free ((struct ospf_interface *) rn->info); ifp->ifindex = IFINDEX_INTERNAL; return 0; }
static int pim_zebra_if_del(int command, struct zclient *zclient, zebra_size_t length, vrf_id_t vrf_id) { struct interface *ifp; /* zebra api adds/dels interfaces using the same call interface_add_read below, see comments in lib/zclient.c comments in lib/zclient.c seem to indicate that calling zebra_interface_add_read is the correct call, but that results in an attemted out of bounds read which causes pimd to assert. Other clients use zebra_interface_state_read and it appears to work just fine. */ ifp = zebra_interface_state_read(zclient->ibuf, vrf_id); if (!ifp) return 0; if (PIM_DEBUG_ZEBRA) { zlog_debug("%s: %s index %d flags %ld metric %d mtu %d operative %d", __PRETTY_FUNCTION__, ifp->name, ifp->ifindex, (long)ifp->flags, ifp->metric, ifp->mtu, if_is_operative(ifp)); } if (!if_is_operative(ifp)) pim_if_addr_del_all(ifp); return 0; }
static int isis_zebra_if_del (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; struct stream *s; s = zclient->ibuf; ifp = zebra_interface_state_read (s); if (!ifp) return 0; if (if_is_operative (ifp)) zlog_warn ("Zebra: got delete of %s, but interface is still up", ifp->name); if (isis->debugs & DEBUG_ZEBRA) zlog_debug ("Zebra I/F delete: %s index %d flags %ld metric %d mtu %d", ifp->name, ifp->ifindex, (long)ifp->flags, ifp->metric, ifp->mtu); /* Cannot call if_delete because we should retain the pseudo interface in case there is configuration info attached to it. */ if_delete_retain(ifp); isis_csm_state_change (IF_DOWN_FROM_Z, circuit_scan_by_ifp (ifp), ifp); ifp->ifindex = IFINDEX_INTERNAL; return 0; }
static int pim_zebra_if_state_up(int command, struct zclient *zclient, zebra_size_t length, vrf_id_t vrf_id) { struct interface *ifp; /* zebra api notifies interface up/down events by using the same call zebra_interface_state_read below, see comments in lib/zclient.c */ ifp = zebra_interface_state_read(zclient->ibuf, vrf_id); if (!ifp) return 0; if (PIM_DEBUG_ZEBRA) { zlog_debug("%s: %s index %d flags %ld metric %d mtu %d operative %d", __PRETTY_FUNCTION__, ifp->name, ifp->ifindex, (long)ifp->flags, ifp->metric, ifp->mtu, if_is_operative(ifp)); } if (if_is_operative(ifp)) { /* pim_if_addr_add_all() suffices for bringing up both IGMP and PIM */ pim_if_addr_add_all(ifp); } return 0; }
static int ospf_interface_state_down (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; struct ospf_interface *oi; struct route_node *node; ifp = zebra_interface_state_read (zclient->ibuf); if (ifp == NULL) return 0; if (IS_DEBUG_OSPF (zebra, ZEBRA_INTERFACE)) zlog_debug ("Zebra: Interface[%s] state change to down.", ifp->name); for (node = route_top (IF_OIFS (ifp)); node; node = route_next (node)) { if ((oi = node->info) == NULL) continue; ospf_if_down (oi); } return 0; }
int ripng_interface_delete (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; struct stream *s; s = zclient->ibuf; /* zebra_interface_state_read() updates interface structure in iflist */ ifp = zebra_interface_state_read(s); if (ifp == NULL) return 0; if (if_is_up (ifp)) { ripng_if_down(ifp); } zlog_info("interface delete %s index %d flags %#"PRIx64" metric %d mtu %d", ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu6); /* To support pseudo interface do not free interface structure. */ /* if_delete(ifp); */ ifp->ifindex = IFINDEX_INTERNAL; return 0; }
static int rsvp_interface_delete (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; struct stream *s; s = zclient->ibuf; /* zebra_interface_state_read() updates interface structure in iflist */ ifp = zebra_interface_state_read (s); if (ifp == NULL) return 0; if (if_is_up (ifp)) zlog_warn ("Zebra: got delete of %s, but interface is still up", ifp->name); zlog_debug ("Zebra: interface delete %s index %d flags %ld metric %d mtu %d", ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); if (DisableRsvpOnInterface (ifp->ifindex) != E_OK) { zlog_err ("cannot disable RSVP on I/F %d", ifp->ifindex); } else { zlog_debug (" RSVP disabled"); } return 0; }
int isis_zebra_if_del (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; struct stream *s; s = zclient->ibuf; ifp = zebra_interface_state_read (s); if (!ifp) return 0; if (if_is_operative (ifp)) zlog_warn ("Zebra: got delete of %s, but interface is still up", ifp->name); zlog_debug ("Zebra I/F delete: %s index %d flags %ld metric %d mtu %d", ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); if_delete (ifp); isis_csm_state_change (IF_DOWN_FROM_Z, circuit_scan_by_ifp (ifp), ifp); return 0; }
static int interface_state_down(ZAPI_CALLBACK_ARGS) { zebra_interface_state_read(zclient->ibuf, vrf_id); return 0; }
/* Inteface link up message processing */ int rip_interface_up (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; /* zebra_interface_state_read () updates interface structure in iflist. */ ifp = zebra_interface_state_read (zclient->ibuf); if (ifp == NULL) return 0; if (IS_RIP_DEBUG_ZEBRA) zlog_debug ("interface %s index %d flags %#llx metric %d mtu %d is up", ifp->name, ifp->ifindex, (unsigned long long) ifp->flags, ifp->metric, ifp->mtu); /* Check if this interface is RIP enabled or not.*/ rip_enable_apply (ifp); /* Check for a passive interface */ rip_passive_interface_apply (ifp); /* Apply distribute list to the all interface. */ rip_distribute_update_interface (ifp); return 0; }
int nhrp_interface_down(int cmd, struct zclient *client, zebra_size_t length, vrf_id_t vrf_id) { struct interface *ifp; ifp = zebra_interface_state_read(client->ibuf, vrf_id); if (ifp == NULL) return 0; debugf(NHRP_DEBUG_IF, "if-down: %s", ifp->name); nhrp_interface_update(ifp); return 0; }
static int bgp_interface_down (int command, struct zclient *zclient, zebra_size_t length) { struct stream *s; struct interface *ifp; struct connected *c; struct listnode *node, *nnode; s = zclient->ibuf; ifp = zebra_interface_state_read (s); if (! ifp) return 0; if (BGP_DEBUG(zebra, ZEBRA)) zlog_debug("Zebra rcvd: interface %s down", ifp->name); for (ALL_LIST_ELEMENTS (ifp->connected, node, nnode, c)) bgp_connected_delete (c); /* Fast external-failover (Currently IPv4 only) */ { struct listnode *mnode; struct bgp *bgp; struct peer *peer; struct interface *peer_if; for (ALL_LIST_ELEMENTS_RO (bm->bgp, mnode, bgp)) { if (CHECK_FLAG (bgp->flags, BGP_FLAG_NO_FAST_EXT_FAILOVER)) continue; for (ALL_LIST_ELEMENTS (bgp->peer, node, nnode, peer)) { if (peer->ttl != 1) continue; if (peer->su.sa.sa_family == AF_INET) peer_if = if_lookup_by_ipv4 (&peer->su.sin.sin_addr); else continue; if (ifp == peer_if) BGP_EVENT_ADD (peer, BGP_Stop); } } } return 0; }
static int rsvp_interface_state_down (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; ifp = zebra_interface_state_read (zclient->ibuf); if (ifp == NULL) return 0; zlog_debug ("Zebra: Interface[%s] state change to down.", ifp->name); return 0; }
static int isis_zebra_if_state_up (int command, struct zclient *zclient, zebra_size_t length, vrf_id_t vrf_id) { struct interface *ifp; ifp = zebra_interface_state_read (zclient->ibuf, vrf_id); if (ifp == NULL) return 0; isis_csm_state_change (IF_UP_FROM_Z, circuit_scan_by_ifp (ifp), ifp); return 0; }
static int ldp_interface_state_down(int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; ifp = zebra_interface_state_read (zclient->ibuf); if (ifp == NULL) { return 0; } zlog_info ("Interface[%s] state change to down.", ifp->name); ldp_interface_down(ifp->info); return 0; }
static int bgp_interface_delete (int command, struct zclient *zclient, zebra_size_t length) { struct stream *s; struct interface *ifp; s = zclient->ibuf; ifp = zebra_interface_state_read (s); ifp->ifindex = IFINDEX_INTERNAL; if (BGP_DEBUG(zebra, ZEBRA)) zlog_debug("Zebra rcvd: interface delete %s", ifp->name); return 0; }
int ospf6_zebra_if_state_update (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; ifp = zebra_interface_state_read (zclient->ibuf); /* log */ if (IS_OSPF6_DUMP_ZEBRA) zlog_info ("ZEBRA: I/F %s state change: index %d flags %ld metric %d mtu %d", ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); ospf6_interface_state_update (ifp); return 0; }
static int ospf6_zebra_if_state_update (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; ifp = zebra_interface_state_read (zclient->ibuf); if (IS_OSPF6_DEBUG_ZEBRA (RECV)) zlog_debug ("Zebra Interface state change: " "%s index %d flags %llx metric %d mtu %d", ifp->name, ifp->ifindex, (unsigned long long)ifp->flags, ifp->metric, ifp->mtu6); ospf6_interface_state_update (ifp); return 0; }
int nhrp_interface_delete(int cmd, struct zclient *client, zebra_size_t length, vrf_id_t vrf_id) { struct interface *ifp; struct stream *s; s = client->ibuf; ifp = zebra_interface_state_read(s, vrf_id); if (ifp == NULL) return 0; debugf(NHRP_DEBUG_IF, "if-delete: %s", ifp->name); ifp->ifindex = IFINDEX_INTERNAL; nhrp_interface_update(ifp); /* if_delete(ifp); */ return 0; }
static int interface_delete(ZAPI_CALLBACK_ARGS) { struct interface *ifp; struct stream *s; s = zclient->ibuf; /* zebra_interface_state_read () updates interface structure in iflist */ ifp = zebra_interface_state_read(s, vrf_id); if (ifp == NULL) return 0; if_set_index(ifp, IFINDEX_INTERNAL); return 0; }
/* Inteface link up message processing */ int stp_interface_up (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; /* zebra_interface_state_read () updates interface structure in iflist. */ ifp = zebra_interface_state_read (zclient->ibuf); if (ifp == NULL) return 0; // if (STP_DEBUG) zlog_debug ("interface %s index %d flags %#llx metric %d mtu %d is up", ifp->name, ifp->ifindex, (unsigned long long) ifp->flags, ifp->metric, ifp->mtu); return 0; }
static int bgp_interface_down (int command, struct zclient *zclient, zebra_size_t length) { struct stream *s; struct interface *ifp; struct connected *c; struct listnode *node, *nnode; s = zclient->ibuf; ifp = zebra_interface_state_read (s); if (! ifp) return 0; if (BGP_DEBUG(zebra, ZEBRA)) zlog_debug("Zebra rcvd: interface %s down", ifp->name); for (ALL_LIST_ELEMENTS (ifp->connected, node, nnode, c)) bgp_connected_delete (c); /* Fast external-failover */ { struct listnode *mnode; struct bgp *bgp; struct peer *peer; for (ALL_LIST_ELEMENTS_RO (bm->bgp, mnode, bgp)) { if (CHECK_FLAG (bgp->flags, BGP_FLAG_NO_FAST_EXT_FAILOVER)) continue; for (ALL_LIST_ELEMENTS (bgp->peer, node, nnode, peer)) { if ((peer->ttl != 1) && (peer->gtsm_hops != 1)) continue; if (ifp == peer->nexthop.ifp) BGP_EVENT_ADD (peer, BGP_Stop); } } } return 0; }
static int isis_zebra_if_state_down (int command, struct zclient *zclient, zebra_size_t length, vrf_id_t vrf_id) { struct interface *ifp; struct isis_circuit *circuit; ifp = zebra_interface_state_read (zclient->ibuf, vrf_id); if (ifp == NULL) return 0; circuit = isis_csm_state_change (IF_DOWN_FROM_Z, circuit_scan_by_ifp (ifp), ifp); if (circuit) SET_FLAG(circuit->flags, ISIS_CIRCUIT_FLAPPED_AFTER_SPF); return 0; }
static int pim_zebra_if_state_down(int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; /* zebra api notifies interface up/down events by using the same call zebra_interface_state_read below, see comments in lib/zclient.c */ ifp = zebra_interface_state_read(zclient->ibuf); if (!ifp) return 0; zlog_info("INTERFACE DOWN: %s ifindex=%d", ifp->name, ifp->ifindex); if (PIM_DEBUG_ZEBRA) { zlog_debug("%s: %s index %d flags %ld metric %d mtu %d operative %d", __PRETTY_FUNCTION__, ifp->name, ifp->ifindex, (long)ifp->flags, ifp->metric, ifp->mtu, if_is_operative(ifp)); } if (!if_is_operative(ifp)) { /* pim_if_addr_del_all() suffices for shutting down IGMP, but not for shutting down PIM */ pim_if_addr_del_all(ifp); /* pim_sock_delete() closes the socket, stops read and timer threads, and kills all neighbors. */ if (ifp->info) { pim_sock_delete(ifp, "link down"); } } return 0; }
/* Inteface link down message processing. */ int ripng_interface_down (int command, struct zclient *zclient, zebra_size_t length) { struct stream *s; struct interface *ifp; /* zebra_interface_state_read() updates interface structure in iflist. */ s = zclient->ibuf; ifp = zebra_interface_state_read (s); if (ifp == NULL) return 0; ripng_if_down (ifp); if (IS_RIPNG_DEBUG_ZEBRA) zlog_debug ("interface down %s index %d flags %#"PRIx64" metric %d mtu %d", ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu6); return 0; }
static int bgp_interface_up (int command, struct zclient *zclient, zebra_size_t length) { struct stream *s; struct interface *ifp; struct connected *c; struct listnode *node, *nnode; s = zclient->ibuf; ifp = zebra_interface_state_read (s); if (! ifp) return 0; if (BGP_DEBUG(zebra, ZEBRA)) zlog_debug("Zebra rcvd: interface %s up", ifp->name); for (ALL_LIST_ELEMENTS (ifp->connected, node, nnode, c)) bgp_connected_add (c); return 0; }
/* this is not the same as ldp_interface_delete() which is found in * ldp_interface.c */ static int ldp_interface_deletez(int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; struct stream *s; s = zclient->ibuf; /* zebra_interface_state_read() updates interface structure in iflist */ ifp = zebra_interface_state_read(s); if (ifp == NULL) { return 0; } if (if_is_up(ifp)) { zlog_warn("got delete of %s, but interface is still up", ifp->name); } zlog_info("interface delete %s index %d flags %ld metric %d mtu %d", ifp->name, ifp->ifindex, ifp->flags, ifp->metric, ifp->mtu); return 0; }
static int ospf6_zebra_if_del (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; if (!(ifp = zebra_interface_state_read(zclient->ibuf))) return 0; if (if_is_up (ifp)) zlog_warn ("Zebra: got delete of %s, but interface is still up", ifp->name); if (IS_OSPF6_DEBUG_ZEBRA (RECV)) zlog_debug ("Zebra Interface delete: %s index %d mtu %d", ifp->name, ifp->ifindex, ifp->mtu6); #if 0 /* Why is this commented out? */ ospf6_interface_if_del (ifp); #endif /*0*/ ifp->ifindex = IFINDEX_INTERNAL; return 0; }
/* Multicast packet receive socket. */ int stp_interface_down (int command, struct zclient *zclient, zebra_size_t length) { struct interface *ifp; struct stream *s; s = zclient->ibuf; /* zebra_interface_state_read() updates interface structure in iflist. */ ifp = zebra_interface_state_read(s); if (ifp == NULL) return 0; stp_if_down(ifp); if (0) zlog_debug ("interface %s index %d flags %llx metric %d mtu %d is down", ifp->name, ifp->ifindex, (unsigned long long)ifp->flags, ifp->metric, ifp->mtu); return 0; }