return NULL;
}
+DEFINE_HOOK(isis_adj_state_change_hook, (struct isis_adjacency *adj), (adj))
+
void isis_delete_adj(void *arg)
{
struct isis_adjacency *adj = arg;
return;
THREAD_TIMER_OFF(adj->t_expire);
+ if (adj->adj_state != ISIS_ADJ_DOWN) {
+ adj->adj_state = ISIS_ADJ_DOWN;
+ hook_call(isis_adj_state_change_hook, adj);
+ }
/* remove from SPF trees */
spftree_area_adj_del(adj->circuit->area, adj);
continue;
if (new_state == ISIS_ADJ_UP) {
circuit->upadjcount[level - 1]++;
- isis_event_adjacency_state_change(adj,
- new_state);
+ hook_call(isis_adj_state_change_hook, adj);
/* update counter & timers for debugging
* purposes */
adj->last_flap = time(NULL);
if (circuit->upadjcount[level - 1] == 0)
isis_tx_queue_clean(circuit->tx_queue);
- isis_event_adjacency_state_change(adj,
- new_state);
+ hook_call(isis_adj_state_change_hook, adj);
del = true;
}
continue;
if (new_state == ISIS_ADJ_UP) {
circuit->upadjcount[level - 1]++;
- isis_event_adjacency_state_change(adj,
- new_state);
+ hook_call(isis_adj_state_change_hook, adj);
if (adj->sys_type == ISIS_SYSTYPE_UNKNOWN)
send_hello(circuit, level);
if (circuit->upadjcount[level - 1] == 0)
isis_tx_queue_clean(circuit->tx_queue);
- isis_event_adjacency_state_change(adj,
- new_state);
+ hook_call(isis_adj_state_change_hook, adj);
del = true;
}
}
time_t last_dis_change; /* timestamp for last dis change */
};
+struct bfd_session;
+
struct isis_adjacency {
uint8_t snpa[ETH_ALEN]; /* NeighbourSNPAAddress */
uint8_t sysid[ISIS_SYS_ID_LEN]; /* neighbourSystemIdentifier */
struct isis_circuit *circuit; /* back pointer */
uint16_t *mt_set; /* Topologies this adjacency is valid for */
unsigned int mt_count; /* Number of entries in mt_set */
+ struct bfd_session *bfd_session;
};
struct isis_threeway_adj;
void isis_adj_process_threeway(struct isis_adjacency *adj,
struct isis_threeway_adj *tw_adj,
enum isis_adj_usage adj_usage);
+DECLARE_HOOK(isis_adj_state_change_hook, (struct isis_adjacency *adj), (adj))
void isis_adj_state_change(struct isis_adjacency *adj,
enum isis_adj_state state, const char *reason);
void isis_adj_print(struct isis_adjacency *adj);
--- /dev/null
+/*
+ * IS-IS Rout(e)ing protocol - BFD support
+ * Copyright (C) 2018 Christian Franke
+ *
+ * This program 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 of the License, or (at your option)
+ * any later version.
+ *
+ * This program 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 "zclient.h"
+#include "bfd.h"
+
+#include "isisd/isis_bfd.h"
+#include "isisd/isis_zebra.h"
+#include "isisd/isis_common.h"
+#include "isisd/isis_constants.h"
+#include "isisd/isis_adjacency.h"
+#include "isisd/isis_circuit.h"
+#include "isisd/isisd.h"
+#include "isisd/fabricd.h"
+
+DEFINE_MTYPE_STATIC(ISISD, BFD_SESSION, "ISIS BFD Session")
+
+struct bfd_session {
+ struct in_addr dst_ip;
+ struct in_addr src_ip;
+ int status;
+};
+
+static struct bfd_session *bfd_session_new(struct in_addr *dst_ip,
+ struct in_addr *src_ip)
+{
+ struct bfd_session *rv;
+
+ rv = XCALLOC(MTYPE_BFD_SESSION, sizeof(*rv));
+ rv->dst_ip = *dst_ip;
+ rv->src_ip = *src_ip;
+ return rv;
+}
+
+static void bfd_session_free(struct bfd_session **session)
+{
+ if (!*session)
+ return;
+
+ XFREE(MTYPE_BFD_SESSION, *session);
+ *session = NULL;
+}
+
+static void bfd_adj_event(struct isis_adjacency *adj, struct prefix *dst,
+ int new_status)
+{
+ if (!adj->bfd_session)
+ return;
+
+ if (adj->bfd_session->dst_ip.s_addr != dst->u.prefix4.s_addr)
+ return;
+
+ int old_status = adj->bfd_session->status;
+
+ adj->bfd_session->status = new_status;
+ if (old_status == new_status)
+ return;
+
+ if (isis->debugs & DEBUG_BFD) {
+ char dst_str[INET6_ADDRSTRLEN];
+
+ inet_ntop(AF_INET, &adj->bfd_session->dst_ip,
+ dst_str, sizeof(dst_str));
+ zlog_debug("ISIS-BFD: Peer %s on %s changed from %s to %s",
+ dst_str, adj->circuit->interface->name,
+ bfd_get_status_str(old_status),
+ bfd_get_status_str(new_status));
+ }
+
+ if (old_status != BFD_STATUS_UP
+ || new_status != BFD_STATUS_DOWN) {
+ return;
+ }
+
+ isis_adj_state_change(adj, ISIS_ADJ_DOWN, "bfd session went down");
+}
+
+static int isis_bfd_interface_dest_update(int command, struct zclient *zclient,
+ zebra_size_t length, vrf_id_t vrf_id)
+{
+ struct interface *ifp;
+ struct prefix dst_ip;
+ int status;
+
+ ifp = bfd_get_peer_info(zclient->ibuf, &dst_ip, NULL, &status, vrf_id);
+ if (!ifp || dst_ip.family != AF_INET)
+ return 0;
+
+ if (isis->debugs & DEBUG_BFD) {
+ char dst_buf[INET6_ADDRSTRLEN];
+
+ inet_ntop(AF_INET, &dst_ip.u.prefix4,
+ dst_buf, sizeof(dst_buf));
+
+ zlog_debug("ISIS-BFD: Received update for %s on %s: Changed state to %s",
+ dst_buf, ifp->name, bfd_get_status_str(status));
+ }
+
+ struct isis_circuit *circuit = circuit_scan_by_ifp(ifp);
+
+ if (!circuit)
+ return 0;
+
+ if (circuit->circ_type == CIRCUIT_T_BROADCAST) {
+ for (int level = ISIS_LEVEL1; level <= ISIS_LEVEL2; level++) {
+ struct list *adjdb = circuit->u.bc.adjdb[level - 1];
+
+ struct listnode *node, *nnode;
+ struct isis_adjacency *adj;
+
+ for (ALL_LIST_ELEMENTS(adjdb, node, nnode, adj))
+ bfd_adj_event(adj, &dst_ip, status);
+ }
+ } else if (circuit->circ_type == CIRCUIT_T_P2P) {
+ if (circuit->u.p2p.neighbor) {
+ bfd_adj_event(circuit->u.p2p.neighbor,
+ &dst_ip, status);
+ }
+ }
+
+ return 0;
+}
+
+static int isis_bfd_nbr_replay(int command, struct zclient *zclient,
+ zebra_size_t length, vrf_id_t vrf_id)
+{
+ bfd_client_sendmsg(zclient, ZEBRA_BFD_CLIENT_REGISTER);
+
+ struct listnode *anode;
+ struct isis_area *area;
+
+ if (isis->debugs & DEBUG_BFD)
+ zlog_debug("ISIS-BFD: Got neighbor replay request, resending neighbors.");
+
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
+ struct listnode *cnode;
+ struct isis_circuit *circuit;
+
+ for (ALL_LIST_ELEMENTS_RO(area->circuit_list, cnode, circuit))
+ isis_bfd_circuit_cmd(circuit, ZEBRA_BFD_DEST_UPDATE);
+ }
+
+ if (isis->debugs & DEBUG_BFD)
+ zlog_debug("ISIS-BFD: Done with replay.");
+
+ return 0;
+}
+
+static void (*orig_zebra_connected)(struct zclient *);
+static void isis_bfd_zebra_connected(struct zclient *zclient)
+{
+ if (orig_zebra_connected)
+ orig_zebra_connected(zclient);
+
+ bfd_client_sendmsg(zclient, ZEBRA_BFD_CLIENT_REGISTER);
+}
+
+static void bfd_debug(struct in_addr *dst, struct in_addr *src,
+ const char *interface, int command)
+{
+ if (!(isis->debugs & DEBUG_BFD))
+ return;
+
+ char dst_str[INET6_ADDRSTRLEN];
+ char src_str[INET6_ADDRSTRLEN];
+
+ inet_ntop(AF_INET, dst, dst_str, sizeof(dst_str));
+ inet_ntop(AF_INET, src, src_str, sizeof(src_str));
+
+ const char *command_str;
+
+ switch (command) {
+ case ZEBRA_BFD_DEST_REGISTER:
+ command_str = "Register";
+ break;
+ case ZEBRA_BFD_DEST_DEREGISTER:
+ command_str = "Deregister";
+ break;
+ case ZEBRA_BFD_DEST_UPDATE:
+ command_str = "Update";
+ break;
+ default:
+ command_str = "Unknown-Cmd";
+ break;
+ }
+
+ zlog_debug("ISIS-BFD: %s peer %s on %s (src %s)",
+ command_str, dst_str, interface, src_str);
+}
+
+static void bfd_handle_adj_down(struct isis_adjacency *adj)
+{
+ if (!adj->bfd_session)
+ return;
+
+ bfd_debug(&adj->bfd_session->dst_ip, &adj->bfd_session->src_ip,
+ adj->circuit->interface->name, ZEBRA_BFD_DEST_DEREGISTER);
+
+ bfd_peer_sendmsg(zclient, NULL, AF_INET,
+ &adj->bfd_session->dst_ip,
+ &adj->bfd_session->src_ip,
+ adj->circuit->interface->name,
+ 0, /* ttl */
+ 0, /* multihop */
+ ZEBRA_BFD_DEST_DEREGISTER,
+ 0, /* set_flag */
+ VRF_DEFAULT);
+ bfd_session_free(&adj->bfd_session);
+}
+
+static void bfd_handle_adj_up(struct isis_adjacency *adj, int command)
+{
+ struct isis_circuit *circuit = adj->circuit;
+
+ if (!circuit->bfd_info
+ || !circuit->ip_router
+ || !adj->ipv4_address_count)
+ goto out;
+
+ struct list *local_ips = fabricd_ip_addrs(adj->circuit);
+
+ if (!local_ips)
+ goto out;
+
+ struct in_addr *dst_ip = &adj->ipv4_addresses[0];
+ struct prefix_ipv4 *local_ip = listgetdata(listhead(local_ips));
+ struct in_addr *src_ip = &local_ip->prefix;
+
+ if (adj->bfd_session) {
+ if (adj->bfd_session->dst_ip.s_addr != dst_ip->s_addr
+ || adj->bfd_session->src_ip.s_addr != src_ip->s_addr)
+ bfd_handle_adj_down(adj);
+ }
+
+ if (!adj->bfd_session)
+ adj->bfd_session = bfd_session_new(dst_ip, src_ip);
+
+ bfd_debug(&adj->bfd_session->dst_ip, &adj->bfd_session->src_ip,
+ circuit->interface->name, command);
+ bfd_peer_sendmsg(zclient, circuit->bfd_info, AF_INET,
+ &adj->bfd_session->dst_ip,
+ &adj->bfd_session->src_ip,
+ circuit->interface->name,
+ 0, /* ttl */
+ 0, /* multihop */
+ command,
+ 0, /* set flag */
+ VRF_DEFAULT);
+ return;
+out:
+ bfd_handle_adj_down(adj);
+}
+
+static int bfd_handle_adj_state_change(struct isis_adjacency *adj)
+{
+ if (adj->adj_state == ISIS_ADJ_UP)
+ bfd_handle_adj_up(adj, ZEBRA_BFD_DEST_REGISTER);
+ else
+ bfd_handle_adj_down(adj);
+ return 0;
+}
+
+static void bfd_adj_cmd(struct isis_adjacency *adj, int command)
+{
+ if (adj->adj_state == ISIS_ADJ_UP
+ && command != ZEBRA_BFD_DEST_DEREGISTER) {
+ bfd_handle_adj_up(adj, command);
+ } else {
+ bfd_handle_adj_down(adj);
+ }
+}
+
+void isis_bfd_circuit_cmd(struct isis_circuit *circuit, int command)
+{
+ switch (circuit->circ_type) {
+ case CIRCUIT_T_BROADCAST:
+ for (int level = ISIS_LEVEL1; level <= ISIS_LEVEL2; level++) {
+ struct list *adjdb = circuit->u.bc.adjdb[level - 1];
+
+ struct listnode *node;
+ struct isis_adjacency *adj;
+
+ for (ALL_LIST_ELEMENTS_RO(adjdb, node, adj))
+ bfd_adj_cmd(adj, command);
+ }
+ break;
+ case CIRCUIT_T_P2P:
+ if (circuit->u.p2p.neighbor)
+ bfd_adj_cmd(circuit->u.p2p.neighbor, command);
+ break;
+ default:
+ break;
+ }
+}
+
+void isis_bfd_circuit_param_set(struct isis_circuit *circuit,
+ uint32_t min_rx, uint32_t min_tx,
+ uint32_t detect_mult, int defaults)
+{
+ int command = 0;
+
+ bfd_set_param(&circuit->bfd_info, min_rx,
+ min_tx, detect_mult, defaults, &command);
+
+ if (command)
+ isis_bfd_circuit_cmd(circuit, command);
+}
+
+static int bfd_circuit_write_settings(struct isis_circuit *circuit,
+ struct vty *vty)
+{
+ struct bfd_info *bfd_info = circuit->bfd_info;
+
+ if (!bfd_info)
+ return 0;
+
+ vty_out(vty, " %s bfd\n", PROTO_NAME);
+ return 1;
+}
+
+void isis_bfd_init(void)
+{
+ bfd_gbl_init();
+
+ orig_zebra_connected = zclient->zebra_connected;
+ zclient->zebra_connected = isis_bfd_zebra_connected;
+ zclient->interface_bfd_dest_update = isis_bfd_interface_dest_update;
+ zclient->bfd_dest_replay = isis_bfd_nbr_replay;
+ hook_register(isis_adj_state_change_hook,
+ bfd_handle_adj_state_change);
+ hook_register(isis_circuit_config_write,
+ bfd_circuit_write_settings);
+}
--- /dev/null
+/*
+ * IS-IS Rout(e)ing protocol - BFD support
+ * Copyright (C) 2018 Christian Franke
+ *
+ * This program 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 of the License, or (at your option)
+ * any later version.
+ *
+ * This program 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
+ */
+#ifndef ISIS_BFD_H
+#define ISIS_BFD_H
+
+struct isis_circuit;
+
+void isis_bfd_circuit_cmd(struct isis_circuit *circuit, int command);
+void isis_bfd_circuit_param_set(struct isis_circuit *circuit,
+ uint32_t min_rx, uint32_t min_tx,
+ uint32_t detect_mult, int defaults);
+void isis_bfd_init(void);
+
+#endif
+
return;
}
+DEFINE_HOOK(isis_circuit_config_write,
+ (struct isis_circuit *circuit, struct vty *vty),
+ (circuit, vty))
+
int isis_interface_config_write(struct vty *vty)
{
struct vrf *vrf = vrf_lookup_by_id(VRF_DEFAULT);
circuit->passwd.passwd);
write++;
}
- write += circuit_write_mt_settings(circuit, vty);
+ write += hook_call(isis_circuit_config_write,
+ circuit, vty);
}
vty_endframe(vty, "!\n");
}
struct thread *t_send_p2p_hello; /* send P2P IIHs in this thread */
};
+struct bfd_info;
+
struct isis_circuit {
int state;
uint8_t circuit_id; /* l1/l2 bcast CircuitID */
#define ISIS_CIRCUIT_FLAPPED_AFTER_SPF 0x01
uint8_t flags;
bool disable_threeway_adj;
+ struct bfd_info *bfd_info;
/*
* Counters as in 10589--11.2.5.9
*/
int isis_circuit_mt_enabled_set(struct isis_circuit *circuit, uint16_t mtid,
bool enabled);
+DECLARE_HOOK(isis_circuit_config_write,
+ (struct isis_circuit *circuit, struct vty *vty),
+ (circuit, vty))
+
#endif /* _ZEBRA_ISIS_CIRCUIT_H */
*
* ***********************************************************************/
-void isis_event_adjacency_state_change(struct isis_adjacency *adj, int newstate)
-{
- /* adjacency state change event.
- * - the only proto-type was supported */
-
- /* invalid arguments */
- if (!adj || !adj->circuit || !adj->circuit->area)
- return;
-
- if (isis->debugs & DEBUG_EVENTS)
- zlog_debug("ISIS-Evt (%s) Adjacency State change",
- adj->circuit->area->area_tag);
-
- /* LSP generation again */
- lsp_regenerate_schedule(adj->circuit->area, IS_LEVEL_1 | IS_LEVEL_2, 0);
-
- return;
-}
-
/* events supporting code */
int isis_event_dis_status_change(struct thread *thread)
/*
* Events related to adjacencies
*/
-void isis_event_adjacency_state_change(struct isis_adjacency *adj,
- int newstate);
-
int isis_event_dis_status_change(struct thread *thread);
/*
fabricd_lsp_flood(lsp);
}
}
+
+static int lsp_handle_adj_state_change(struct isis_adjacency *adj)
+{
+ lsp_regenerate_schedule(adj->circuit->area, IS_LEVEL_1 | IS_LEVEL_2, 0);
+ return 0;
+}
+
+void lsp_init(void)
+{
+ hook_register(isis_adj_state_change_hook,
+ lsp_handle_adj_state_change);
+}
/* sets SRMflags for all active circuits of an lsp */
void lsp_set_all_srmflags(struct isis_lsp *lsp, bool set);
void lsp_flood(struct isis_lsp *lsp, struct isis_circuit *circuit);
+void lsp_init(void);
#endif /* ISIS_LSP */
#include "isisd/isis_te.h"
#include "isisd/isis_errors.h"
#include "isisd/isis_vty_common.h"
+#include "isisd/isis_bfd.h"
+#include "isisd/isis_lsp.h"
+#include "isisd/isis_mt.h"
/* Default configuration file name */
#define ISISD_DEFAULT_CONFIG "isisd.conf"
isis_redist_init();
isis_route_map_init();
isis_mpls_te_init();
+ lsp_init();
+ mt_init();
/* create the global 'isis' instance */
isis_new(1);
isis_zebra_init(master);
+ isis_bfd_init();
frr_config_fork();
frr_run(master);
return setting;
}
-int circuit_write_mt_settings(struct isis_circuit *circuit, struct vty *vty)
+static int circuit_write_mt_settings(struct isis_circuit *circuit,
+ struct vty *vty)
{
int written = 0;
struct listnode *node;
tlvs_add_mt_set(circuit->area, tlvs, adj->mt_count, adj->mt_set, id,
metric, subtlvs, subtlv_len);
}
+
+void mt_init(void)
+{
+ hook_register(isis_circuit_config_write,
+ circuit_write_mt_settings);
+}
void circuit_mt_finish(struct isis_circuit *circuit);
struct isis_circuit_mt_setting *
circuit_get_mt_setting(struct isis_circuit *circuit, uint16_t mtid);
-int circuit_write_mt_settings(struct isis_circuit *circuit, struct vty *vty);
struct isis_circuit_mt_setting **
circuit_mt_settings(struct isis_circuit *circuit, unsigned int *mt_count);
bool tlvs_to_adj_mt_set(struct isis_tlvs *tlvs, bool v4_usable, bool v6_usable,
void tlvs_add_mt_p2p(struct isis_tlvs *tlvs, struct isis_circuit *circuit,
uint8_t *id, uint32_t metric, uint8_t *subtlvs,
uint8_t subtlv_len);
+void mt_init(void);
#endif
#include "command.h"
#include "spf_backoff.h"
+#include "bfd.h"
#include "isis_circuit.h"
#include "isis_csm.h"
#include "isis_misc.h"
#include "isis_mt.h"
#include "isisd.h"
+#include "isis_bfd.h"
#include "isis_vty_common.h"
struct isis_circuit *isis_circuit_lookup(struct vty *vty)
return isis_circuit_mt_enabled_set(circuit, mtid, false);
}
+DEFUN (isis_bfd,
+ isis_bfd_cmd,
+ PROTO_NAME " bfd",
+ PROTO_HELP
+ "Enable BFD support\n")
+{
+ struct isis_circuit *circuit = isis_circuit_lookup(vty);
+
+ if (!circuit)
+ return CMD_ERR_NO_MATCH;
+
+ if (circuit->bfd_info
+ && CHECK_FLAG(circuit->bfd_info->flags, BFD_FLAG_PARAM_CFG)) {
+ return CMD_SUCCESS;
+ }
+
+ isis_bfd_circuit_param_set(circuit, BFD_DEF_MIN_RX,
+ BFD_DEF_MIN_TX, BFD_DEF_DETECT_MULT, true);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_isis_bfd,
+ no_isis_bfd_cmd,
+ "no " PROTO_NAME " bfd",
+ NO_STR
+ PROTO_HELP
+ "Disables BFD support\n"
+)
+{
+ struct isis_circuit *circuit = isis_circuit_lookup(vty);
+
+ if (!circuit)
+ return CMD_ERR_NO_MATCH;
+
+ if (!circuit->bfd_info)
+ return CMD_SUCCESS;
+
+ isis_bfd_circuit_cmd(circuit, ZEBRA_BFD_DEST_DEREGISTER);
+ bfd_info_free(&circuit->bfd_info);
+ return CMD_SUCCESS;
+}
+
DEFUN (set_overload_bit,
set_overload_bit_cmd,
"set-overload-bit",
install_element(INTERFACE_NODE, &circuit_topology_cmd);
install_element(INTERFACE_NODE, &no_circuit_topology_cmd);
+ install_element(INTERFACE_NODE, &isis_bfd_cmd);
+ install_element(INTERFACE_NODE, &no_isis_bfd_cmd);
+
install_element(ROUTER_NODE, &set_overload_bit_cmd);
install_element(ROUTER_NODE, &no_set_overload_bit_cmd);
void isis_zebra_init(struct thread_master *);
void isis_zebra_stop(void);
+struct isis_route_info;
+
void isis_zebra_route_update(struct prefix *prefix,
struct prefix_ipv6 *src_p,
struct isis_route_info *route_info);
vty_out(vty, "IS-IS LSP scheduling debugging is %s\n", onoffs);
if (flags & DEBUG_FABRICD_FLOODING)
vty_out(vty, "OpenFabric Flooding debugging is %s\n", onoffs);
+ if (flags & DEBUG_BFD)
+ vty_out(vty, "IS-IS BFD debugging is %s\n", onoffs);
}
DEFUN_NOSH (show_debugging,
vty_out(vty, "debug " PROTO_NAME " flooding\n");
write++;
}
+ if (flags & DEBUG_BFD) {
+ vty_out(vty, "debug " PROTO_NAME " bfd\n");
+ write++;
+ }
write += spf_backoff_write_config(vty);
return write;
return CMD_SUCCESS;
}
+DEFUN (debug_isis_bfd,
+ debug_isis_bfd_cmd,
+ "debug " PROTO_NAME " bfd",
+ DEBUG_STR
+ PROTO_HELP
+ PROTO_NAME " interaction with BFD\n")
+{
+ isis->debugs |= DEBUG_BFD;
+ print_debug(vty, DEBUG_BFD, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_bfd,
+ no_debug_isis_bfd_cmd,
+ "no debug " PROTO_NAME " bfd",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ PROTO_NAME " interaction with BFD\n")
+{
+ isis->debugs &= ~DEBUG_BFD;
+ print_debug(vty, DEBUG_BFD, 0);
+
+ return CMD_SUCCESS;
+}
+
DEFUN (show_hostname,
show_hostname_cmd,
"show " PROTO_NAME " hostname",
install_element(ENABLE_NODE, &no_debug_isis_lsp_gen_cmd);
install_element(ENABLE_NODE, &debug_isis_lsp_sched_cmd);
install_element(ENABLE_NODE, &no_debug_isis_lsp_sched_cmd);
+ install_element(ENABLE_NODE, &debug_isis_bfd_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_bfd_cmd);
install_element(CONFIG_NODE, &debug_isis_adj_cmd);
install_element(CONFIG_NODE, &no_debug_isis_adj_cmd);
install_element(CONFIG_NODE, &no_debug_isis_lsp_gen_cmd);
install_element(CONFIG_NODE, &debug_isis_lsp_sched_cmd);
install_element(CONFIG_NODE, &no_debug_isis_lsp_sched_cmd);
+ install_element(CONFIG_NODE, &debug_isis_bfd_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_bfd_cmd);
install_element(CONFIG_NODE, &router_isis_cmd);
install_element(CONFIG_NODE, &no_router_isis_cmd);
#define DEBUG_LSP_GEN (1<<13)
#define DEBUG_LSP_SCHED (1<<14)
#define DEBUG_FABRICD_FLOODING (1<<15)
+#define DEBUG_BFD (1<<16)
#define lsp_debug(...) \
do { \
noinst_HEADERS += \
isisd/dict.h \
isisd/isis_adjacency.h \
+ isisd/isis_bfd.h \
isisd/isis_circuit.h \
isisd/isis_common.h \
isisd/isis_constants.h \
LIBISIS_SOURCES = \
isisd/dict.c \
isisd/isis_adjacency.c \
+ isisd/isis_bfd.c \
isisd/isis_circuit.c \
isisd/isis_csm.c \
isisd/isis_dr.c \
char tmp_buf[64];
int data_len = ZEBRA_PTM_SEND_MAX_SOCKBUF;
- if (proto != ZEBRA_ROUTE_OSPF && proto != ZEBRA_ROUTE_BGP
- && proto != ZEBRA_ROUTE_OSPF6 && proto != ZEBRA_ROUTE_PIM)
+ if (!IS_BFD_ENABLED_PROTOCOL(proto))
return 0;
if (IS_ZEBRA_DEBUG_EVENT)
/* Send message to all running client daemons. */
for (ALL_LIST_ELEMENTS_RO(zebrad.client_list, node, client)) {
- switch (client->proto) {
- case ZEBRA_ROUTE_BGP:
- case ZEBRA_ROUTE_OSPF:
- case ZEBRA_ROUTE_OSPF6:
- case ZEBRA_ROUTE_PIM:
- break;
-
- default:
- /* NOTHING: skip this daemon. */
+ if (!IS_BFD_ENABLED_PROTOCOL(client->proto))
continue;
- }
zserv_send_message(client, msg);
struct stream *msg;
struct ptm_process *pp;
- /* Filter daemons that must receive this treatment. */
- switch (zs->proto) {
- case ZEBRA_ROUTE_BGP:
- case ZEBRA_ROUTE_OSPF:
- case ZEBRA_ROUTE_OSPF6:
- case ZEBRA_ROUTE_PIM:
- break;
-
- case ZEBRA_ROUTE_BFD:
- /* Don't try to send BFDd messages to itself. */
+ if (!IS_BFD_ENABLED_PROTOCOL(zs->proto))
return 0;
- default:
- /* Unsupported daemon. */
- return 0;
- }
-
/* Find daemon pid by zebra connection pointer. */
pp = pp_lookup_byzs(zs);
if (pp == NULL) {
#define ZEBRA_IF_PTM_ENABLE_ON 1
#define ZEBRA_IF_PTM_ENABLE_UNSPEC 2
+#define IS_BFD_ENABLED_PROTOCOL(protocol) ( \
+ (protocol) == ZEBRA_ROUTE_BGP || \
+ (protocol) == ZEBRA_ROUTE_OSPF || \
+ (protocol) == ZEBRA_ROUTE_OSPF6 || \
+ (protocol) == ZEBRA_ROUTE_ISIS || \
+ (protocol) == ZEBRA_ROUTE_PIM || \
+ (protocol) == ZEBRA_ROUTE_OPENFABRIC \
+)
+
void zebra_ptm_init(void);
void zebra_ptm_finish(void);
int zebra_ptm_connect(struct thread *t);
#include "stream.h"
#include "zebra/zserv.h"
#include "zebra/zapi_msg.h"
+#include "zebra/zebra_ptm.h"
#include "zebra/zebra_ptm_redistribute.h"
#include "zebra/zebra_memory.h"
struct zserv *client;
for (ALL_LIST_ELEMENTS(zebrad.client_list, node, nnode, client)) {
- /* Supporting for OSPF, BGP and PIM */
- if (client->proto != ZEBRA_ROUTE_OSPF
- && client->proto != ZEBRA_ROUTE_BGP
- && client->proto != ZEBRA_ROUTE_OSPF6
- && client->proto != ZEBRA_ROUTE_PIM)
+ if (!IS_BFD_ENABLED_PROTOCOL(client->proto))
continue;
/* Notify to the protocol daemons. */
struct zserv *client;
for (ALL_LIST_ELEMENTS(zebrad.client_list, node, nnode, client)) {
- /* Supporting for BGP */
- if ((client->proto != ZEBRA_ROUTE_BGP)
- && (client->proto != ZEBRA_ROUTE_OSPF)
- && (client->proto != ZEBRA_ROUTE_OSPF6)
- && (client->proto != ZEBRA_ROUTE_PIM))
+ if (!IS_BFD_ENABLED_PROTOCOL(client->proto))
continue;
/* Notify to the protocol daemons. */