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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-09 13:16:35 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-09 13:16:35 +0000
commite2bbf175a2184bd76f6c54ccf8456babeb1a46fc (patch)
treef0b76550d6e6f500ada964a3a4ee933a45e5a6f1 /isisd/isisd.c
parentInitial commit. (diff)
downloadfrr-e2bbf175a2184bd76f6c54ccf8456babeb1a46fc.tar.xz
frr-e2bbf175a2184bd76f6c54ccf8456babeb1a46fc.zip
Adding upstream version 9.1.upstream/9.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'isisd/isisd.c')
-rw-r--r--isisd/isisd.c3968
1 files changed, 3968 insertions, 0 deletions
diff --git a/isisd/isisd.c b/isisd/isisd.c
new file mode 100644
index 0000000..b1064d8
--- /dev/null
+++ b/isisd/isisd.c
@@ -0,0 +1,3968 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * IS-IS Rout(e)ing protocol - isisd.c
+ *
+ * Copyright (C) 2001,2002 Sampo Saaristo
+ * Tampere University of Technology
+ * Institute of Communications Engineering
+ */
+
+#include <zebra.h>
+
+#include "frrevent.h"
+#include "vty.h"
+#include "command.h"
+#include "log.h"
+#include "memory.h"
+#include "time.h"
+#include "linklist.h"
+#include "if.h"
+#include "hash.h"
+#include "filter.h"
+#include "plist.h"
+#include "stream.h"
+#include "prefix.h"
+#include "table.h"
+#include "qobj.h"
+#include "zclient.h"
+#include "vrf.h"
+#include "spf_backoff.h"
+#include "flex_algo.h"
+#include "lib/northbound_cli.h"
+#include "bfd.h"
+
+#include "isisd/isis_constants.h"
+#include "isisd/isis_common.h"
+#include "isisd/isis_flags.h"
+#include "isisd/isis_circuit.h"
+#include "isisd/isis_csm.h"
+#include "isisd/isisd.h"
+#include "isisd/isis_dynhn.h"
+#include "isisd/isis_adjacency.h"
+#include "isisd/isis_pdu.h"
+#include "isisd/isis_misc.h"
+#include "isisd/isis_constants.h"
+#include "isisd/isis_lsp.h"
+#include "isisd/isis_spf.h"
+#include "isisd/isis_route.h"
+#include "isisd/isis_zebra.h"
+#include "isisd/isis_events.h"
+#include "isisd/isis_te.h"
+#include "isisd/isis_mt.h"
+#include "isisd/isis_sr.h"
+#include "isisd/isis_flex_algo.h"
+#include "isisd/fabricd.h"
+#include "isisd/isis_nb.h"
+
+/* For debug statement. */
+unsigned long debug_adj_pkt;
+unsigned long debug_snp_pkt;
+unsigned long debug_update_pkt;
+unsigned long debug_spf_events;
+unsigned long debug_rte_events;
+unsigned long debug_events;
+unsigned long debug_pkt_dump;
+unsigned long debug_lsp_gen;
+unsigned long debug_lsp_sched;
+unsigned long debug_flooding;
+unsigned long debug_bfd;
+unsigned long debug_tx_queue;
+unsigned long debug_sr;
+unsigned long debug_ldp_sync;
+unsigned long debug_lfa;
+unsigned long debug_te;
+
+DEFINE_MGROUP(ISISD, "isisd");
+
+DEFINE_MTYPE_STATIC(ISISD, ISIS, "ISIS process");
+DEFINE_MTYPE_STATIC(ISISD, ISIS_NAME, "ISIS process name");
+DEFINE_MTYPE_STATIC(ISISD, ISIS_AREA, "ISIS area");
+DEFINE_MTYPE(ISISD, ISIS_AREA_ADDR, "ISIS area address");
+DEFINE_MTYPE(ISISD, ISIS_ACL_NAME, "ISIS access-list name");
+DEFINE_MTYPE(ISISD, ISIS_PLIST_NAME, "ISIS prefix-list name");
+
+DEFINE_QOBJ_TYPE(isis_area);
+
+/* ISIS process wide configuration. */
+static struct isis_master isis_master;
+
+/* ISIS process wide configuration pointer to export. */
+struct isis_master *im;
+
+/* ISIS config processing thread */
+struct event *t_isis_cfg;
+
+#ifndef FABRICD
+DEFINE_HOOK(isis_hook_db_overload, (const struct isis_area *area), (area));
+#endif /* ifndef FABRICD */
+
+/*
+ * Prototypes.
+ */
+int isis_area_get(struct vty *, const char *);
+int area_net_title(struct vty *, const char *);
+int area_clear_net_title(struct vty *, const char *);
+int show_isis_interface_common(struct vty *, struct json_object *json,
+ const char *ifname, char, const char *vrf_name,
+ bool all_vrf);
+int show_isis_interface_common_vty(struct vty *, const char *ifname, char,
+ const char *vrf_name, bool all_vrf);
+int show_isis_interface_common_json(struct json_object *json,
+ const char *ifname, char,
+ const char *vrf_name, bool all_vrf);
+int show_isis_neighbor_common(struct vty *, struct json_object *json,
+ const char *id, char, const char *vrf_name,
+ bool all_vrf);
+int clear_isis_neighbor_common(struct vty *, const char *id,
+ const char *vrf_name, bool all_vrf);
+
+/* Link ISIS instance to VRF. */
+void isis_vrf_link(struct isis *isis, struct vrf *vrf)
+{
+ isis->vrf_id = vrf->vrf_id;
+ if (vrf->info != (void *)isis)
+ vrf->info = (void *)isis;
+}
+
+/* Unlink ISIS instance to VRF. */
+void isis_vrf_unlink(struct isis *isis, struct vrf *vrf)
+{
+ if (vrf->info == (void *)isis)
+ vrf->info = NULL;
+ isis->vrf_id = VRF_UNKNOWN;
+}
+
+struct isis *isis_lookup_by_vrfid(vrf_id_t vrf_id)
+{
+ struct isis *isis;
+ struct listnode *node;
+
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis))
+ if (isis->vrf_id == vrf_id)
+ return isis;
+
+ return NULL;
+}
+
+struct isis *isis_lookup_by_vrfname(const char *vrfname)
+{
+ struct isis *isis;
+ struct listnode *node;
+
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis))
+ if (isis->name && vrfname && strcmp(isis->name, vrfname) == 0)
+ return isis;
+
+ return NULL;
+}
+
+struct isis *isis_lookup_by_sysid(const uint8_t *sysid)
+{
+ struct isis *isis;
+ struct listnode *node;
+
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis))
+ if (!memcmp(isis->sysid, sysid, ISIS_SYS_ID_LEN))
+ return isis;
+
+ return NULL;
+}
+
+void isis_master_init(struct event_loop *master)
+{
+ memset(&isis_master, 0, sizeof(isis_master));
+ im = &isis_master;
+ im->isis = list_new();
+ im->master = master;
+}
+
+struct isis *isis_new(const char *vrf_name)
+{
+ struct vrf *vrf;
+ struct isis *isis;
+
+ isis = XCALLOC(MTYPE_ISIS, sizeof(struct isis));
+
+ isis->name = XSTRDUP(MTYPE_ISIS_NAME, vrf_name);
+
+ vrf = vrf_lookup_by_name(vrf_name);
+
+ if (vrf)
+ isis_vrf_link(isis, vrf);
+ else
+ isis->vrf_id = VRF_UNKNOWN;
+
+ isis_zebra_vrf_register(isis);
+
+ if (IS_DEBUG_EVENTS)
+ zlog_debug(
+ "%s: Create new isis instance with vrf_name %s vrf_id %u",
+ __func__, isis->name, isis->vrf_id);
+
+ /*
+ * Default values
+ */
+ isis->max_area_addrs = ISIS_DEFAULT_MAX_AREA_ADDRESSES;
+ isis->process_id = getpid();
+ isis->router_id = 0;
+ isis->area_list = list_new();
+ isis->uptime = time(NULL);
+ isis->snmp_notifications = 1;
+ dyn_cache_init(isis);
+
+ listnode_add(im->isis, isis);
+
+ return isis;
+}
+
+void isis_finish(struct isis *isis)
+{
+ struct isis_area *area;
+ struct listnode *node, *nnode;
+
+ for (ALL_LIST_ELEMENTS(isis->area_list, node, nnode, area))
+ isis_area_destroy(area);
+
+ struct vrf *vrf = NULL;
+
+ listnode_delete(im->isis, isis);
+
+ isis_zebra_vrf_deregister(isis);
+
+ vrf = vrf_lookup_by_name(isis->name);
+ if (vrf)
+ isis_vrf_unlink(isis, vrf);
+ XFREE(MTYPE_ISIS_NAME, isis->name);
+
+ isis_redist_free(isis);
+ list_delete(&isis->area_list);
+ dyn_cache_finish(isis);
+ XFREE(MTYPE_ISIS, isis);
+}
+
+void isis_area_add_circuit(struct isis_area *area, struct isis_circuit *circuit)
+{
+ isis_csm_state_change(ISIS_ENABLE, circuit, area);
+
+ area->ip_circuits += circuit->ip_router;
+ area->ipv6_circuits += circuit->ipv6_router;
+
+ area->lfa_protected_links[0] += circuit->lfa_protection[0];
+ area->rlfa_protected_links[0] += circuit->rlfa_protection[0];
+ area->tilfa_protected_links[0] += circuit->tilfa_protection[0];
+
+ area->lfa_protected_links[1] += circuit->lfa_protection[1];
+ area->rlfa_protected_links[1] += circuit->rlfa_protection[1];
+ area->tilfa_protected_links[1] += circuit->tilfa_protection[1];
+}
+
+void isis_area_del_circuit(struct isis_area *area, struct isis_circuit *circuit)
+{
+ area->ip_circuits -= circuit->ip_router;
+ area->ipv6_circuits -= circuit->ipv6_router;
+
+ area->lfa_protected_links[0] -= circuit->lfa_protection[0];
+ area->rlfa_protected_links[0] -= circuit->rlfa_protection[0];
+ area->tilfa_protected_links[0] -= circuit->tilfa_protection[0];
+
+ area->lfa_protected_links[1] -= circuit->lfa_protection[1];
+ area->rlfa_protected_links[1] -= circuit->rlfa_protection[1];
+ area->tilfa_protected_links[1] -= circuit->tilfa_protection[1];
+
+ isis_csm_state_change(ISIS_DISABLE, circuit, area);
+}
+
+static void delete_area_addr(void *arg)
+{
+ struct iso_address *addr = (struct iso_address *)arg;
+
+ XFREE(MTYPE_ISIS_AREA_ADDR, addr);
+}
+
+struct isis_area *isis_area_create(const char *area_tag, const char *vrf_name)
+{
+ struct isis_area *area;
+ struct isis *isis = NULL;
+ struct vrf *vrf = NULL;
+ struct interface *ifp;
+ struct isis_circuit *circuit;
+
+ area = XCALLOC(MTYPE_ISIS_AREA, sizeof(struct isis_area));
+
+ if (!vrf_name)
+ vrf_name = VRF_DEFAULT_NAME;
+
+ vrf = vrf_lookup_by_name(vrf_name);
+ isis = isis_lookup_by_vrfname(vrf_name);
+
+ if (isis == NULL)
+ isis = isis_new(vrf_name);
+
+ listnode_add(isis->area_list, area);
+ area->isis = isis;
+
+ /*
+ * Fabricd runs only as level-2.
+ * For IS-IS, the default is level-1-2
+ */
+ if (fabricd)
+ area->is_type = IS_LEVEL_2;
+ else
+ area->is_type = yang_get_default_enum(
+ "/frr-isisd:isis/instance/is-type");
+
+ /*
+ * intialize the databases
+ */
+ if (area->is_type & IS_LEVEL_1)
+ lsp_db_init(&area->lspdb[0]);
+ if (area->is_type & IS_LEVEL_2)
+ lsp_db_init(&area->lspdb[1]);
+
+#ifndef FABRICD
+ /* Flex-Algo */
+ area->flex_algos = flex_algos_alloc(isis_flex_algo_data_alloc,
+ isis_flex_algo_data_free);
+#endif /* ifndef FABRICD */
+
+ spftree_area_init(area);
+
+ area->circuit_list = list_new();
+ area->adjacency_list = list_new();
+ area->area_addrs = list_new();
+ area->area_addrs->del = delete_area_addr;
+
+ if (!CHECK_FLAG(im->options, F_ISIS_UNIT_TEST))
+ event_add_timer(master, lsp_tick, area, 1, &area->t_tick);
+ flags_initialize(&area->flags);
+
+ isis_sr_area_init(area);
+ isis_srv6_area_init(area);
+
+ /*
+ * Default values
+ */
+#ifndef FABRICD
+ enum isis_metric_style default_style;
+
+ area->max_lsp_lifetime[0] = yang_get_default_uint16(
+ "/frr-isisd:isis/instance/lsp/timers/level-1/maximum-lifetime");
+ area->max_lsp_lifetime[1] = yang_get_default_uint16(
+ "/frr-isisd:isis/instance/lsp/timers/level-2/maximum-lifetime");
+ area->lsp_refresh[0] = yang_get_default_uint16(
+ "/frr-isisd:isis/instance/lsp/timers/level-1/refresh-interval");
+ area->lsp_refresh[1] = yang_get_default_uint16(
+ "/frr-isisd:isis/instance/lsp/timers/level-2/refresh-interval");
+ area->lsp_gen_interval[0] = yang_get_default_uint16(
+ "/frr-isisd:isis/instance/lsp/timers/level-1/generation-interval");
+ area->lsp_gen_interval[1] = yang_get_default_uint16(
+ "/frr-isisd:isis/instance/lsp/timers/level-2/generation-interval");
+ area->min_spf_interval[0] = yang_get_default_uint16(
+ "/frr-isisd:isis/instance/spf/minimum-interval/level-1");
+ area->min_spf_interval[1] = yang_get_default_uint16(
+ "/frr-isisd:isis/instance/spf/minimum-interval/level-1");
+ area->dynhostname = yang_get_default_bool(
+ "/frr-isisd:isis/instance/dynamic-hostname");
+ default_style =
+ yang_get_default_enum("/frr-isisd:isis/instance/metric-style");
+ area->oldmetric = default_style == ISIS_WIDE_METRIC ? 0 : 1;
+ area->newmetric = default_style == ISIS_NARROW_METRIC ? 0 : 1;
+ area->lsp_frag_threshold = 90; /* not currently configurable */
+ area->lsp_mtu =
+ yang_get_default_uint16("/frr-isisd:isis/instance/lsp/mtu");
+ area->lfa_load_sharing[0] = yang_get_default_bool(
+ "/frr-isisd:isis/instance/fast-reroute/level-1/lfa/load-sharing");
+ area->lfa_load_sharing[1] = yang_get_default_bool(
+ "/frr-isisd:isis/instance/fast-reroute/level-2/lfa/load-sharing");
+ area->attached_bit_send =
+ yang_get_default_bool("/frr-isisd:isis/instance/attach-send");
+ area->attached_bit_rcv_ignore = yang_get_default_bool(
+ "/frr-isisd:isis/instance/attach-receive-ignore");
+
+#else
+ area->max_lsp_lifetime[0] = DEFAULT_LSP_LIFETIME; /* 1200 */
+ area->max_lsp_lifetime[1] = DEFAULT_LSP_LIFETIME; /* 1200 */
+ area->lsp_refresh[0] = DEFAULT_MAX_LSP_GEN_INTERVAL; /* 900 */
+ area->lsp_refresh[1] = DEFAULT_MAX_LSP_GEN_INTERVAL; /* 900 */
+ area->lsp_gen_interval[0] = DEFAULT_MIN_LSP_GEN_INTERVAL;
+ area->lsp_gen_interval[1] = DEFAULT_MIN_LSP_GEN_INTERVAL;
+ area->min_spf_interval[0] = MINIMUM_SPF_INTERVAL;
+ area->min_spf_interval[1] = MINIMUM_SPF_INTERVAL;
+ area->dynhostname = 1;
+ area->oldmetric = 0;
+ area->newmetric = 1;
+ area->lsp_frag_threshold = 90;
+ area->lsp_mtu = DEFAULT_LSP_MTU;
+ area->lfa_load_sharing[0] = true;
+ area->lfa_load_sharing[1] = true;
+ area->attached_bit_send = true;
+ area->attached_bit_rcv_ignore = false;
+#endif /* ifndef FABRICD */
+ area->lfa_priority_limit[0] = SPF_PREFIX_PRIO_LOW;
+ area->lfa_priority_limit[1] = SPF_PREFIX_PRIO_LOW;
+ isis_lfa_tiebreakers_init(area, ISIS_LEVEL1);
+ isis_lfa_tiebreakers_init(area, ISIS_LEVEL2);
+
+ area_mt_init(area);
+
+ area->area_tag = strdup(area_tag);
+
+ if (fabricd)
+ area->fabricd = fabricd_new(area);
+
+ area->lsp_refresh_arg[0].area = area;
+ area->lsp_refresh_arg[0].level = IS_LEVEL_1;
+ area->lsp_refresh_arg[1].area = area;
+ area->lsp_refresh_arg[1].level = IS_LEVEL_2;
+
+ area->bfd_signalled_down = false;
+ area->bfd_force_spf_refresh = false;
+
+ QOBJ_REG(area, isis_area);
+
+ if (vrf) {
+ FOR_ALL_INTERFACES (vrf, ifp) {
+ if (ifp->ifindex == IFINDEX_INTERNAL)
+ continue;
+
+ circuit = ifp->info;
+ if (circuit && strmatch(circuit->tag, area->area_tag))
+ isis_area_add_circuit(area, circuit);
+ }
+ }
+
+ return area;
+}
+
+struct isis_area *isis_area_lookup_by_vrf(const char *area_tag,
+ const char *vrf_name)
+{
+ struct isis_area *area;
+ struct listnode *node;
+ struct isis *isis = NULL;
+
+ isis = isis_lookup_by_vrfname(vrf_name);
+ if (isis == NULL)
+ return NULL;
+
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area))
+ if (strcmp(area->area_tag, area_tag) == 0)
+ return area;
+
+ return NULL;
+}
+
+struct isis_area *isis_area_lookup(const char *area_tag, vrf_id_t vrf_id)
+{
+ struct isis_area *area;
+ struct listnode *node;
+ struct isis *isis;
+
+ isis = isis_lookup_by_vrfid(vrf_id);
+ if (isis == NULL)
+ return NULL;
+
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area))
+ if ((area->area_tag == NULL && area_tag == NULL)
+ || (area->area_tag && area_tag
+ && strcmp(area->area_tag, area_tag) == 0))
+ return area;
+
+ return NULL;
+}
+
+int isis_area_get(struct vty *vty, const char *area_tag)
+{
+ struct isis_area *area;
+
+ area = isis_area_lookup(area_tag, VRF_DEFAULT);
+
+ if (area) {
+ VTY_PUSH_CONTEXT(ROUTER_NODE, area);
+ return CMD_SUCCESS;
+ }
+
+ area = isis_area_create(area_tag, VRF_DEFAULT_NAME);
+
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("New IS-IS area instance %s", area->area_tag);
+
+ VTY_PUSH_CONTEXT(ROUTER_NODE, area);
+
+ return CMD_SUCCESS;
+}
+
+void isis_area_destroy(struct isis_area *area)
+{
+ struct listnode *node, *nnode;
+ struct isis_circuit *circuit;
+
+ QOBJ_UNREG(area);
+
+ if (fabricd)
+ fabricd_finish(area->fabricd);
+
+ if (area->circuit_list) {
+ for (ALL_LIST_ELEMENTS(area->circuit_list, node, nnode,
+ circuit))
+ isis_area_del_circuit(area, circuit);
+
+ list_delete(&area->circuit_list);
+ }
+ if (area->flags.free_idcs)
+ list_delete(&area->flags.free_idcs);
+
+ list_delete(&area->adjacency_list);
+
+ lsp_db_fini(&area->lspdb[0]);
+ lsp_db_fini(&area->lspdb[1]);
+
+ /* invalidate and verify to delete all routes from zebra */
+ isis_area_invalidate_routes(area, area->is_type);
+ isis_area_verify_routes(area);
+
+#ifndef FABRICD
+ flex_algos_free(area->flex_algos);
+#endif /* ifndef FABRICD */
+
+ isis_sr_area_term(area);
+ isis_srv6_area_term(area);
+
+ isis_mpls_te_term(area);
+
+ spftree_area_del(area);
+
+ if (area->spf_timer[0])
+ isis_spf_timer_free(EVENT_ARG(area->spf_timer[0]));
+ EVENT_OFF(area->spf_timer[0]);
+ if (area->spf_timer[1])
+ isis_spf_timer_free(EVENT_ARG(area->spf_timer[1]));
+ EVENT_OFF(area->spf_timer[1]);
+
+ spf_backoff_free(area->spf_delay_ietf[0]);
+ spf_backoff_free(area->spf_delay_ietf[1]);
+
+ if (!CHECK_FLAG(im->options, F_ISIS_UNIT_TEST))
+ isis_redist_area_finish(area);
+
+ list_delete(&area->area_addrs);
+
+ for (int i = SPF_PREFIX_PRIO_CRITICAL; i <= SPF_PREFIX_PRIO_MEDIUM;
+ i++) {
+ struct spf_prefix_priority_acl *ppa;
+
+ ppa = &area->spf_prefix_priorities[i];
+ XFREE(MTYPE_ISIS_ACL_NAME, ppa->name);
+ }
+ isis_lfa_tiebreakers_clear(area, ISIS_LEVEL1);
+ isis_lfa_tiebreakers_clear(area, ISIS_LEVEL2);
+
+ EVENT_OFF(area->t_tick);
+ EVENT_OFF(area->t_lsp_refresh[0]);
+ EVENT_OFF(area->t_lsp_refresh[1]);
+ EVENT_OFF(area->t_rlfa_rib_update);
+
+ event_cancel_event(master, area);
+
+ listnode_delete(area->isis->area_list, area);
+
+ free(area->area_tag);
+
+ area_mt_finish(area);
+
+ if (area->rlfa_plist_name[0])
+ XFREE(MTYPE_ISIS_PLIST_NAME, area->rlfa_plist_name[0]);
+ if (area->rlfa_plist_name[1])
+ XFREE(MTYPE_ISIS_PLIST_NAME, area->rlfa_plist_name[1]);
+
+ XFREE(MTYPE_ISIS_AREA, area);
+
+}
+
+/* This is hook function for vrf create called as part of vrf_init */
+static int isis_vrf_new(struct vrf *vrf)
+{
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("%s: VRF Created: %s(%u)", __func__, vrf->name,
+ vrf->vrf_id);
+
+ return 0;
+}
+
+/* This is hook function for vrf delete call as part of vrf_init */
+static int isis_vrf_delete(struct vrf *vrf)
+{
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("%s: VRF Deletion: %s(%u)", __func__, vrf->name,
+ vrf->vrf_id);
+
+ return 0;
+}
+
+static void isis_set_redist_vrf_bitmaps(struct isis *isis, bool set)
+{
+ struct listnode *node, *lnode;
+ struct isis_area *area;
+ int type;
+ int level;
+ int protocol;
+ struct isis_redist *redist;
+
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area))
+ for (protocol = 0; protocol < REDIST_PROTOCOL_COUNT; protocol++)
+ for (type = 0; type < ZEBRA_ROUTE_MAX + 1; type++)
+ for (level = 0; level < ISIS_LEVELS; level++) {
+ if (area->redist_settings[protocol][type]
+ [level] == NULL)
+ continue;
+ for (ALL_LIST_ELEMENTS_RO(area->redist_settings
+ [protocol]
+ [type]
+ [level],
+ lnode,
+ redist)) {
+ if (redist->redist == 0)
+ continue;
+ /* This field is actually
+ * controlling transmission of
+ * the IS-IS
+ * routes to Zebra and has
+ * nothing to do with
+ * redistribution,
+ * so skip it. */
+ afi_t afi =
+ afi_for_redist_protocol(
+ protocol);
+
+ if (type == DEFAULT_ROUTE) {
+ if (set)
+ vrf_bitmap_set(
+ &zclient->default_information
+ [afi],
+ isis->vrf_id);
+ else
+ vrf_bitmap_unset(
+ &zclient->default_information
+ [afi],
+ isis->vrf_id);
+ } else {
+ if (set)
+ vrf_bitmap_set(
+ &zclient->redist
+ [afi]
+ [type],
+ isis->vrf_id);
+ else
+ vrf_bitmap_unset(
+ &zclient->redist
+ [afi]
+ [type],
+ isis->vrf_id);
+ }
+ }
+ }
+}
+
+static int isis_vrf_enable(struct vrf *vrf)
+{
+ struct isis *isis;
+ vrf_id_t old_vrf_id;
+
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("%s: VRF %s id %u enabled", __func__, vrf->name,
+ vrf->vrf_id);
+
+ isis = isis_lookup_by_vrfname(vrf->name);
+ if (isis && isis->vrf_id != vrf->vrf_id) {
+ old_vrf_id = isis->vrf_id;
+ /* We have instance configured, link to VRF and make it "up". */
+ isis_vrf_link(isis, vrf);
+ if (IS_DEBUG_EVENTS)
+ zlog_debug(
+ "%s: isis linked to vrf %s vrf_id %u (old id %u)",
+ __func__, vrf->name, isis->vrf_id, old_vrf_id);
+ /* start zebra redist to us for new vrf */
+ isis_set_redist_vrf_bitmaps(isis, true);
+
+ isis_zebra_vrf_register(isis);
+ }
+
+ return 0;
+}
+
+static int isis_vrf_disable(struct vrf *vrf)
+{
+ struct isis *isis;
+ vrf_id_t old_vrf_id = VRF_UNKNOWN;
+
+ if (vrf->vrf_id == VRF_DEFAULT)
+ return 0;
+
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("%s: VRF %s id %d disabled.", __func__, vrf->name,
+ vrf->vrf_id);
+ isis = isis_lookup_by_vrfname(vrf->name);
+ if (isis) {
+ old_vrf_id = isis->vrf_id;
+
+ isis_zebra_vrf_deregister(isis);
+
+ isis_set_redist_vrf_bitmaps(isis, false);
+
+ /* We have instance configured, unlink
+ * from VRF and make it "down".
+ */
+ isis_vrf_unlink(isis, vrf);
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("%s: isis old_vrf_id %d unlinked", __func__,
+ old_vrf_id);
+ }
+
+ return 0;
+}
+
+void isis_vrf_init(void)
+{
+ vrf_init(isis_vrf_new, isis_vrf_enable, isis_vrf_disable,
+ isis_vrf_delete);
+
+ vrf_cmd_init(NULL);
+}
+
+void isis_terminate(void)
+{
+ struct isis *isis;
+ struct listnode *node, *nnode;
+
+ bfd_protocol_integration_set_shutdown(true);
+
+ if (listcount(im->isis) == 0)
+ return;
+
+ for (ALL_LIST_ELEMENTS(im->isis, node, nnode, isis))
+ isis_finish(isis);
+}
+
+void isis_filter_update(struct access_list *access)
+{
+ struct isis *isis;
+ struct isis_area *area;
+ struct listnode *node, *anode;
+
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis)) {
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
+ for (int i = SPF_PREFIX_PRIO_CRITICAL;
+ i <= SPF_PREFIX_PRIO_MEDIUM; i++) {
+ struct spf_prefix_priority_acl *ppa;
+
+ ppa = &area->spf_prefix_priorities[i];
+ ppa->list_v4 =
+ access_list_lookup(AFI_IP, ppa->name);
+ ppa->list_v6 =
+ access_list_lookup(AFI_IP6, ppa->name);
+ }
+ lsp_regenerate_schedule(area, area->is_type, 0);
+ }
+ }
+}
+
+void isis_prefix_list_update(struct prefix_list *plist)
+{
+ struct isis *isis;
+ struct isis_area *area;
+ struct listnode *node, *anode;
+
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis)) {
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
+ for (int level = ISIS_LEVEL1; level <= ISIS_LEVELS;
+ level++) {
+ const char *plist_name =
+ prefix_list_name(plist);
+
+ if (!area->rlfa_plist_name[level - 1])
+ continue;
+
+ if (!strmatch(area->rlfa_plist_name[level - 1],
+ plist_name))
+ continue;
+
+ area->rlfa_plist[level - 1] =
+ prefix_list_lookup(AFI_IP, plist_name);
+ lsp_regenerate_schedule(area, area->is_type, 0);
+ }
+ }
+ }
+}
+
+#ifdef FABRICD
+static void area_set_mt_enabled(struct isis_area *area, uint16_t mtid,
+ bool enabled)
+{
+ struct isis_area_mt_setting *setting;
+
+ setting = area_get_mt_setting(area, mtid);
+ if (setting->enabled != enabled) {
+ setting->enabled = enabled;
+ lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 0);
+ }
+}
+
+static void area_set_mt_overload(struct isis_area *area, uint16_t mtid,
+ bool overload)
+{
+ struct isis_area_mt_setting *setting;
+
+ setting = area_get_mt_setting(area, mtid);
+ if (setting->overload != overload) {
+ setting->overload = overload;
+ if (setting->enabled)
+ lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2,
+ 0);
+ }
+}
+#endif /* ifdef FABRICD */
+
+int area_net_title(struct vty *vty, const char *net_title)
+{
+ VTY_DECLVAR_CONTEXT(isis_area, area);
+ struct iso_address *addr;
+ struct iso_address *addrp;
+ struct listnode *node;
+
+ uint8_t buff[255];
+
+ /* We check that we are not over the maximal number of addresses */
+ if (listcount(area->area_addrs) >= area->isis->max_area_addrs) {
+ vty_out(vty,
+ "Maximum of area addresses (%d) already reached \n",
+ area->isis->max_area_addrs);
+ return CMD_ERR_NOTHING_TODO;
+ }
+
+ addr = XMALLOC(MTYPE_ISIS_AREA_ADDR, sizeof(struct iso_address));
+ addr->addr_len = dotformat2buff(buff, net_title);
+ memcpy(addr->area_addr, buff, addr->addr_len);
+#ifdef EXTREME_DEBUG
+ zlog_debug("added area address %s for area %s (address length %d)",
+ net_title, area->area_tag, addr->addr_len);
+#endif /* EXTREME_DEBUG */
+ if (addr->addr_len < ISO_ADDR_MIN || addr->addr_len > ISO_ADDR_SIZE) {
+ vty_out(vty,
+ "area address must be at least 8..20 octets long (%d)\n",
+ addr->addr_len);
+ XFREE(MTYPE_ISIS_AREA_ADDR, addr);
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+
+ if (addr->area_addr[addr->addr_len - 1] != 0) {
+ vty_out(vty,
+ "nsel byte (last byte) in area address must be 0\n");
+ XFREE(MTYPE_ISIS_AREA_ADDR, addr);
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+
+ if (area->isis->sysid_set == 0) {
+ /*
+ * First area address - get the SystemID for this router
+ */
+ memcpy(area->isis->sysid, GETSYSID(addr), ISIS_SYS_ID_LEN);
+ area->isis->sysid_set = 1;
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("Router has SystemID %pSY",
+ area->isis->sysid);
+ } else {
+ /*
+ * Check that the SystemID portions match
+ */
+ if (memcmp(area->isis->sysid, GETSYSID(addr),
+ ISIS_SYS_ID_LEN)) {
+ vty_out(vty,
+ "System ID must not change when defining additional area addresses\n");
+ XFREE(MTYPE_ISIS_AREA_ADDR, addr);
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+
+ /* now we see that we don't already have this address */
+ for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node, addrp)) {
+ if ((addrp->addr_len + ISIS_SYS_ID_LEN + ISIS_NSEL_LEN)
+ != (addr->addr_len))
+ continue;
+ if (!memcmp(addrp->area_addr, addr->area_addr,
+ addr->addr_len)) {
+ XFREE(MTYPE_ISIS_AREA_ADDR, addr);
+ return CMD_SUCCESS; /* silent fail */
+ }
+ }
+ }
+
+ /*
+ * Forget the systemID part of the address
+ */
+ addr->addr_len -= (ISIS_SYS_ID_LEN + ISIS_NSEL_LEN);
+ listnode_add(area->area_addrs, addr);
+
+ /* only now we can safely generate our LSPs for this area */
+ if (listcount(area->area_addrs) > 0) {
+ if (area->is_type & IS_LEVEL_1)
+ lsp_generate(area, IS_LEVEL_1);
+ if (area->is_type & IS_LEVEL_2)
+ lsp_generate(area, IS_LEVEL_2);
+ }
+
+ return CMD_SUCCESS;
+}
+
+int area_clear_net_title(struct vty *vty, const char *net_title)
+{
+ VTY_DECLVAR_CONTEXT(isis_area, area);
+ struct iso_address addr, *addrp = NULL;
+ struct listnode *node;
+ uint8_t buff[255];
+
+ addr.addr_len = dotformat2buff(buff, net_title);
+ if (addr.addr_len < ISO_ADDR_MIN || addr.addr_len > ISO_ADDR_SIZE) {
+ vty_out(vty,
+ "Unsupported area address length %d, should be 8...20 \n",
+ addr.addr_len);
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+
+ memcpy(addr.area_addr, buff, (int)addr.addr_len);
+
+ for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node, addrp))
+ if ((addrp->addr_len + ISIS_SYS_ID_LEN + 1) == addr.addr_len
+ && !memcmp(addrp->area_addr, addr.area_addr, addr.addr_len))
+ break;
+
+ if (!addrp) {
+ vty_out(vty, "No area address %s for area %s \n", net_title,
+ area->area_tag);
+ return CMD_ERR_NO_MATCH;
+ }
+
+ listnode_delete(area->area_addrs, addrp);
+ XFREE(MTYPE_ISIS_AREA_ADDR, addrp);
+
+ /*
+ * Last area address - reset the SystemID for this router
+ */
+ if (listcount(area->area_addrs) == 0) {
+ memset(area->isis->sysid, 0, ISIS_SYS_ID_LEN);
+ area->isis->sysid_set = 0;
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("Router has no SystemID");
+ }
+
+ return CMD_SUCCESS;
+}
+
+/*
+ * 'show isis interface' command
+ */
+int show_isis_interface_common(struct vty *vty, struct json_object *json,
+ const char *ifname, char detail,
+ const char *vrf_name, bool all_vrf)
+{
+ if (json) {
+ return show_isis_interface_common_json(json, ifname, detail,
+ vrf_name, all_vrf);
+ } else {
+ return show_isis_interface_common_vty(vty, ifname, detail,
+ vrf_name, all_vrf);
+ }
+}
+
+int show_isis_interface_common_json(struct json_object *json,
+ const char *ifname, char detail,
+ const char *vrf_name, bool all_vrf)
+{
+ struct listnode *anode, *cnode, *inode;
+ struct isis_area *area;
+ struct isis_circuit *circuit;
+ struct isis *isis;
+ struct json_object *areas_json, *area_json;
+ struct json_object *circuits_json, *circuit_json;
+ if (!im) {
+ // IS-IS Routing Process not enabled
+ json_object_string_add(json, "is-is-routing-process-enabled",
+ "no");
+ return CMD_SUCCESS;
+ }
+ if (vrf_name) {
+ if (all_vrf) {
+ for (ALL_LIST_ELEMENTS_RO(im->isis, inode, isis)) {
+ areas_json = json_object_new_array();
+ json_object_object_add(json, "areas",
+ areas_json);
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list,
+ anode, area)) {
+ area_json = json_object_new_object();
+ json_object_string_add(
+ area_json, "area",
+ area->area_tag ? area->area_tag
+ : "null");
+ circuits_json = json_object_new_array();
+ json_object_object_add(area_json,
+ "circuits",
+ circuits_json);
+ for (ALL_LIST_ELEMENTS_RO(
+ area->circuit_list, cnode,
+ circuit)) {
+ circuit_json =
+ json_object_new_object();
+ json_object_int_add(
+ circuit_json, "circuit",
+ circuit->circuit_id);
+ if (!ifname)
+ isis_circuit_print_json(
+ circuit,
+ circuit_json,
+ detail);
+ else if (strcmp(circuit->interface->name, ifname) == 0)
+ isis_circuit_print_json(
+ circuit,
+ circuit_json,
+ detail);
+ json_object_array_add(
+ circuits_json,
+ circuit_json);
+ }
+ json_object_array_add(areas_json,
+ area_json);
+ }
+ }
+ return CMD_SUCCESS;
+ }
+ isis = isis_lookup_by_vrfname(vrf_name);
+ if (isis != NULL) {
+ areas_json = json_object_new_array();
+ json_object_object_add(json, "areas", areas_json);
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode,
+ area)) {
+ area_json = json_object_new_object();
+ json_object_string_add(area_json, "area",
+ area->area_tag
+ ? area->area_tag
+ : "null");
+
+ circuits_json = json_object_new_array();
+ json_object_object_add(area_json, "circuits",
+ circuits_json);
+ for (ALL_LIST_ELEMENTS_RO(area->circuit_list,
+ cnode, circuit)) {
+ circuit_json = json_object_new_object();
+ json_object_int_add(
+ circuit_json, "circuit",
+ circuit->circuit_id);
+ if (!ifname)
+ isis_circuit_print_json(
+ circuit, circuit_json,
+ detail);
+ else if (
+ strcmp(circuit->interface->name,
+ ifname) == 0)
+ isis_circuit_print_json(
+ circuit, circuit_json,
+ detail);
+ json_object_array_add(circuits_json,
+ circuit_json);
+ }
+ json_object_array_add(areas_json, area_json);
+ }
+ }
+ }
+ return CMD_SUCCESS;
+}
+
+int show_isis_interface_common_vty(struct vty *vty, const char *ifname,
+ char detail, const char *vrf_name,
+ bool all_vrf)
+{
+ struct listnode *anode, *cnode, *inode;
+ struct isis_area *area;
+ struct isis_circuit *circuit;
+ struct isis *isis;
+
+ if (!im) {
+ vty_out(vty, "IS-IS Routing Process not enabled\n");
+ return CMD_SUCCESS;
+ }
+ if (vrf_name) {
+ if (all_vrf) {
+ for (ALL_LIST_ELEMENTS_RO(im->isis, inode, isis)) {
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list,
+ anode, area)) {
+ vty_out(vty, "Area %s:\n",
+ area->area_tag);
+
+ if (detail == ISIS_UI_LEVEL_BRIEF)
+ vty_out(vty,
+ " Interface CircId State Type Level\n");
+
+ for (ALL_LIST_ELEMENTS_RO(
+ area->circuit_list, cnode,
+ circuit))
+ if (!ifname)
+ isis_circuit_print_vty(
+ circuit, vty,
+ detail);
+ else if (strcmp(circuit->interface->name, ifname) == 0)
+ isis_circuit_print_vty(
+ circuit, vty,
+ detail);
+ }
+ }
+ return CMD_SUCCESS;
+ }
+ isis = isis_lookup_by_vrfname(vrf_name);
+ if (isis != NULL) {
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode,
+ area)) {
+ vty_out(vty, "Area %s:\n", area->area_tag);
+
+ if (detail == ISIS_UI_LEVEL_BRIEF)
+ vty_out(vty,
+ " Interface CircId State Type Level\n");
+
+ for (ALL_LIST_ELEMENTS_RO(area->circuit_list,
+ cnode, circuit))
+ if (!ifname)
+ isis_circuit_print_vty(
+ circuit, vty, detail);
+ else if (
+ strcmp(circuit->interface->name,
+ ifname) == 0)
+ isis_circuit_print_vty(
+ circuit, vty, detail);
+ }
+ }
+ }
+
+ return CMD_SUCCESS;
+}
+
+DEFUN(show_isis_interface,
+ show_isis_interface_cmd,
+ "show " PROTO_NAME " [vrf <NAME|all>] interface [json]",
+ SHOW_STR
+ PROTO_HELP
+ VRF_CMD_HELP_STR
+ "All VRFs\n"
+ "json output\n"
+ "IS-IS interface\n")
+{
+ int res = CMD_SUCCESS;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ int idx_vrf = 0;
+ bool uj = use_json(argc, argv);
+ json_object *json = NULL;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
+ if (uj)
+ json = json_object_new_object();
+ res = show_isis_interface_common(vty, json, NULL, ISIS_UI_LEVEL_BRIEF,
+ vrf_name, all_vrf);
+ if (uj)
+ vty_json(vty, json);
+ return res;
+}
+
+DEFUN(show_isis_interface_detail,
+ show_isis_interface_detail_cmd,
+ "show " PROTO_NAME " [vrf <NAME|all>] interface detail [json]",
+ SHOW_STR
+ PROTO_HELP
+ VRF_CMD_HELP_STR
+ "All VRFs\n"
+ "IS-IS interface\n"
+ "show detailed information\n"
+ "json output\n")
+{
+ int res = CMD_SUCCESS;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ int idx_vrf = 0;
+ bool uj = use_json(argc, argv);
+ json_object *json = NULL;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
+ if (uj)
+ json = json_object_new_object();
+ res = show_isis_interface_common(vty, json, NULL, ISIS_UI_LEVEL_DETAIL,
+ vrf_name, all_vrf);
+ if (uj)
+ vty_json(vty, json);
+ return res;
+}
+
+DEFUN(show_isis_interface_arg,
+ show_isis_interface_arg_cmd,
+ "show " PROTO_NAME " [vrf <NAME|all>] interface WORD [json]",
+ SHOW_STR
+ PROTO_HELP
+ VRF_CMD_HELP_STR
+ "All VRFs\n"
+ "IS-IS interface\n"
+ "IS-IS interface name\n"
+ "json output\n")
+{
+ int res = CMD_SUCCESS;
+ int idx_word = 0;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ int idx_vrf = 0;
+ bool uj = use_json(argc, argv);
+ json_object *json = NULL;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
+ if (uj)
+ json = json_object_new_object();
+
+ char *ifname = argv_find(argv, argc, "WORD", &idx_word)
+ ? argv[idx_word]->arg
+ : NULL;
+ res = show_isis_interface_common(
+ vty, json, ifname, ISIS_UI_LEVEL_DETAIL, vrf_name, all_vrf);
+ if (uj)
+ vty_json(vty, json);
+ return res;
+}
+
+static int id_to_sysid(struct isis *isis, const char *id, uint8_t *sysid)
+{
+ struct isis_dynhn *dynhn;
+
+ memset(sysid, 0, ISIS_SYS_ID_LEN);
+ if (id) {
+ if (sysid2buff(sysid, id) == 0) {
+ dynhn = dynhn_find_by_name(isis, id);
+ if (dynhn == NULL)
+ return -1;
+ memcpy(sysid, dynhn->id, ISIS_SYS_ID_LEN);
+ }
+ }
+
+ return 0;
+}
+
+static void isis_neighbor_common_json(struct json_object *json, const char *id,
+ char detail, struct isis *isis,
+ uint8_t *sysid)
+{
+ struct listnode *anode, *cnode, *node;
+ struct isis_area *area;
+ struct isis_circuit *circuit;
+ struct list *adjdb;
+ struct isis_adjacency *adj;
+ struct json_object *areas_json, *area_json;
+ struct json_object *circuits_json, *circuit_json;
+ int i;
+
+ areas_json = json_object_new_array();
+ json_object_object_add(json, "areas", areas_json);
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
+ area_json = json_object_new_object();
+ json_object_string_add(area_json, "area",
+ area->area_tag ? area->area_tag
+ : "null");
+ circuits_json = json_object_new_array();
+ json_object_object_add(area_json, "circuits", circuits_json);
+ for (ALL_LIST_ELEMENTS_RO(area->circuit_list, cnode, circuit)) {
+ circuit_json = json_object_new_object();
+ json_object_int_add(circuit_json, "circuit",
+ circuit->circuit_id);
+ if (circuit->circ_type == CIRCUIT_T_BROADCAST) {
+ for (i = 0; i < 2; i++) {
+ adjdb = circuit->u.bc.adjdb[i];
+ if (adjdb && adjdb->count) {
+ for (ALL_LIST_ELEMENTS_RO(
+ adjdb, node, adj))
+ if (!id ||
+ !memcmp(adj->sysid,
+ sysid,
+ ISIS_SYS_ID_LEN))
+ isis_adj_print_json(
+ adj,
+ circuit_json,
+ detail);
+ }
+ }
+ } else if (circuit->circ_type == CIRCUIT_T_P2P &&
+ circuit->u.p2p.neighbor) {
+ adj = circuit->u.p2p.neighbor;
+ if (!id ||
+ !memcmp(adj->sysid, sysid, ISIS_SYS_ID_LEN))
+ isis_adj_print_json(adj, circuit_json,
+ detail);
+ }
+ json_object_array_add(circuits_json, circuit_json);
+ }
+ json_object_array_add(areas_json, area_json);
+ }
+}
+
+static void isis_neighbor_common_vty(struct vty *vty, const char *id,
+ char detail, struct isis *isis,
+ uint8_t *sysid)
+{
+ struct listnode *anode, *cnode, *node;
+ struct isis_area *area;
+ struct isis_circuit *circuit;
+ struct list *adjdb;
+ struct isis_adjacency *adj;
+ int i;
+
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
+ vty_out(vty, "Area %s:\n", area->area_tag);
+
+ if (detail == ISIS_UI_LEVEL_BRIEF)
+ vty_out(vty,
+ " System Id Interface L State Holdtime SNPA\n");
+
+ for (ALL_LIST_ELEMENTS_RO(area->circuit_list, cnode, circuit)) {
+ if (circuit->circ_type == CIRCUIT_T_BROADCAST) {
+ for (i = 0; i < 2; i++) {
+ adjdb = circuit->u.bc.adjdb[i];
+ if (adjdb && adjdb->count) {
+ for (ALL_LIST_ELEMENTS_RO(
+ adjdb, node, adj))
+ if (!id ||
+ !memcmp(adj->sysid,
+ sysid,
+ ISIS_SYS_ID_LEN))
+ isis_adj_print_vty(
+ adj,
+ vty,
+ detail);
+ }
+ }
+ } else if (circuit->circ_type == CIRCUIT_T_P2P &&
+ circuit->u.p2p.neighbor) {
+ adj = circuit->u.p2p.neighbor;
+ if (!id ||
+ !memcmp(adj->sysid, sysid, ISIS_SYS_ID_LEN))
+ isis_adj_print_vty(adj, vty, detail);
+ }
+ }
+ }
+}
+
+static void isis_neighbor_common(struct vty *vty, struct json_object *json,
+ const char *id, char detail, struct isis *isis,
+ uint8_t *sysid)
+{
+ if (json) {
+ isis_neighbor_common_json(json, id, detail,isis,sysid);
+ } else {
+ isis_neighbor_common_vty(vty, id, detail,isis,sysid);
+ }
+}
+
+/*
+ * 'show isis neighbor' command
+ */
+
+int show_isis_neighbor_common(struct vty *vty, struct json_object *json,
+ const char *id, char detail, const char *vrf_name,
+ bool all_vrf)
+{
+ struct listnode *node;
+ uint8_t sysid[ISIS_SYS_ID_LEN];
+ struct isis *isis;
+
+ if (!im) {
+ vty_out(vty, "IS-IS Routing Process not enabled\n");
+ return CMD_SUCCESS;
+ }
+
+ if (vrf_name) {
+ if (all_vrf) {
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis)) {
+ if (id_to_sysid(isis, id, sysid)) {
+ vty_out(vty, "Invalid system id %s\n",
+ id);
+ return CMD_SUCCESS;
+ }
+ isis_neighbor_common(vty, json, id, detail,
+ isis, sysid);
+ }
+ return CMD_SUCCESS;
+ }
+ isis = isis_lookup_by_vrfname(vrf_name);
+ if (isis != NULL) {
+ if (id_to_sysid(isis, id, sysid)) {
+ vty_out(vty, "Invalid system id %s\n", id);
+ return CMD_SUCCESS;
+ }
+ isis_neighbor_common(vty, json, id, detail, isis,
+ sysid);
+ }
+ }
+
+ return CMD_SUCCESS;
+}
+
+static void isis_neighbor_common_clear(struct vty *vty, const char *id,
+ uint8_t *sysid, struct isis *isis)
+{
+ struct listnode *anode, *cnode, *node, *nnode;
+ struct isis_area *area;
+ struct isis_circuit *circuit;
+ struct list *adjdb;
+ struct isis_adjacency *adj;
+ int i;
+
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, anode, area)) {
+ for (ALL_LIST_ELEMENTS_RO(area->circuit_list, cnode, circuit)) {
+ if (circuit->circ_type == CIRCUIT_T_BROADCAST) {
+ for (i = 0; i < 2; i++) {
+ adjdb = circuit->u.bc.adjdb[i];
+ if (adjdb && adjdb->count) {
+ for (ALL_LIST_ELEMENTS(
+ adjdb, node, nnode,
+ adj))
+ if (!id
+ || !memcmp(
+ adj->sysid,
+ sysid,
+ ISIS_SYS_ID_LEN))
+ isis_adj_state_change(
+ &adj,
+ ISIS_ADJ_DOWN,
+ "clear user request");
+ }
+ }
+ } else if (circuit->circ_type == CIRCUIT_T_P2P
+ && circuit->u.p2p.neighbor) {
+ adj = circuit->u.p2p.neighbor;
+ if (!id
+ || !memcmp(adj->sysid, sysid,
+ ISIS_SYS_ID_LEN))
+ isis_adj_state_change(
+ &adj, ISIS_ADJ_DOWN,
+ "clear user request");
+ }
+ }
+ }
+}
+/*
+ * 'clear isis neighbor' command
+ */
+int clear_isis_neighbor_common(struct vty *vty, const char *id, const char *vrf_name,
+ bool all_vrf)
+{
+ struct listnode *node;
+ uint8_t sysid[ISIS_SYS_ID_LEN];
+ struct isis *isis;
+
+ if (!im) {
+ vty_out(vty, "IS-IS Routing Process not enabled\n");
+ return CMD_SUCCESS;
+ }
+
+ if (vrf_name) {
+ if (all_vrf) {
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis)) {
+ if (id_to_sysid(isis, id, sysid)) {
+ vty_out(vty, "Invalid system id %s\n",
+ id);
+ return CMD_SUCCESS;
+ }
+ isis_neighbor_common_clear(vty, id, sysid,
+ isis);
+ }
+ return CMD_SUCCESS;
+ }
+ isis = isis_lookup_by_vrfname(vrf_name);
+ if (isis != NULL) {
+ if (id_to_sysid(isis, id, sysid)) {
+ vty_out(vty, "Invalid system id %s\n", id);
+ return CMD_SUCCESS;
+ }
+ isis_neighbor_common_clear(vty, id, sysid, isis);
+ }
+ }
+
+ return CMD_SUCCESS;
+}
+
+DEFUN(show_isis_neighbor,
+ show_isis_neighbor_cmd,
+ "show " PROTO_NAME " [vrf <NAME|all>] neighbor [json]",
+ SHOW_STR
+ PROTO_HELP
+ VRF_CMD_HELP_STR
+ "All vrfs\n"
+ "IS-IS neighbor adjacencies\n"
+ "json output\n")
+{
+ int res = CMD_SUCCESS;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ int idx_vrf = 0;
+ bool uj = use_json(argc, argv);
+ json_object *json = NULL;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
+ if (uj)
+ json = json_object_new_object();
+ res = show_isis_neighbor_common(vty, json, NULL, ISIS_UI_LEVEL_BRIEF,
+ vrf_name, all_vrf);
+ if (uj)
+ vty_json(vty, json);
+ return res;
+}
+
+DEFUN(show_isis_neighbor_detail,
+ show_isis_neighbor_detail_cmd,
+ "show " PROTO_NAME " [vrf <NAME|all>] neighbor detail [json]",
+ SHOW_STR
+ PROTO_HELP
+ VRF_CMD_HELP_STR
+ "all vrfs\n"
+ "IS-IS neighbor adjacencies\n"
+ "show detailed information\n"
+ "json output\n")
+{
+ int res = CMD_SUCCESS;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ int idx_vrf = 0;
+ bool uj = use_json(argc, argv);
+ json_object *json = NULL;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
+ if (uj)
+ json = json_object_new_object();
+
+ res = show_isis_neighbor_common(vty, json, NULL, ISIS_UI_LEVEL_DETAIL,
+ vrf_name, all_vrf);
+ if (uj)
+ vty_json(vty, json);
+ return res;
+}
+
+DEFUN(show_isis_neighbor_arg,
+ show_isis_neighbor_arg_cmd,
+ "show " PROTO_NAME " [vrf <NAME|all>] neighbor WORD [json]",
+ SHOW_STR
+ PROTO_HELP
+ VRF_CMD_HELP_STR
+ "All vrfs\n"
+ "IS-IS neighbor adjacencies\n"
+ "System id\n"
+ "json output\n")
+{
+ int res = CMD_SUCCESS;
+ int idx_word = 0;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ int idx_vrf = 0;
+ bool uj = use_json(argc, argv);
+ json_object *json = NULL;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
+ if (uj)
+ json = json_object_new_object();
+ char *id = argv_find(argv, argc, "WORD", &idx_word)
+ ? argv[idx_word]->arg
+ : NULL;
+
+ res = show_isis_neighbor_common(vty, json, id, ISIS_UI_LEVEL_DETAIL,
+ vrf_name, all_vrf);
+ if (uj)
+ vty_json(vty, json);
+ return res;
+}
+
+DEFUN(clear_isis_neighbor,
+ clear_isis_neighbor_cmd,
+ "clear " PROTO_NAME " [vrf <NAME|all>] neighbor",
+ CLEAR_STR
+ PROTO_HELP
+ VRF_CMD_HELP_STR
+ "All vrfs\n"
+ "IS-IS neighbor adjacencies\n")
+{
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ int idx_vrf = 0;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
+ return clear_isis_neighbor_common(vty, NULL, vrf_name, all_vrf);
+}
+
+DEFUN(clear_isis_neighbor_arg,
+ clear_isis_neighbor_arg_cmd,
+ "clear " PROTO_NAME " [vrf <NAME|all>] neighbor WORD",
+ CLEAR_STR
+ PROTO_HELP
+ VRF_CMD_HELP_STR
+ "All vrfs\n"
+ "IS-IS neighbor adjacencies\n"
+ "System id\n")
+{
+ int idx_word = 0;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ int idx_vrf = 0;
+
+ char *id = argv_find(argv, argc, "WORD", &idx_word)
+ ? argv[idx_word]->arg
+ : NULL;
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
+ return clear_isis_neighbor_common(vty, id, vrf_name, all_vrf);
+}
+
+/*
+ * 'isis debug', 'show debugging'
+ */
+void print_debug(struct vty *vty, int flags, int onoff)
+{
+ const char *onoffs = onoff ? "on" : "off";
+
+ if (flags & DEBUG_ADJ_PACKETS)
+ vty_out(vty,
+ "IS-IS Adjacency related packets debugging is %s\n",
+ onoffs);
+ if (flags & DEBUG_TX_QUEUE)
+ vty_out(vty, "IS-IS TX queue debugging is %s\n",
+ onoffs);
+ if (flags & DEBUG_SNP_PACKETS)
+ vty_out(vty, "IS-IS CSNP/PSNP packets debugging is %s\n",
+ onoffs);
+ if (flags & DEBUG_SPF_EVENTS)
+ vty_out(vty, "IS-IS SPF events debugging is %s\n", onoffs);
+ if (flags & DEBUG_SR)
+ vty_out(vty, "IS-IS Segment Routing events debugging is %s\n",
+ onoffs);
+ if (flags & DEBUG_TE)
+ vty_out(vty,
+ "IS-IS Traffic Engineering events debugging is %s\n",
+ onoffs);
+ if (flags & DEBUG_LFA)
+ vty_out(vty, "IS-IS LFA events debugging is %s\n", onoffs);
+ if (flags & DEBUG_UPDATE_PACKETS)
+ vty_out(vty, "IS-IS Update related packet debugging is %s\n",
+ onoffs);
+ if (flags & DEBUG_RTE_EVENTS)
+ vty_out(vty, "IS-IS Route related debugging is %s\n", onoffs);
+ if (flags & DEBUG_EVENTS)
+ vty_out(vty, "IS-IS Event debugging is %s\n", onoffs);
+ if (flags & DEBUG_PACKET_DUMP)
+ vty_out(vty, "IS-IS Packet dump debugging is %s\n", onoffs);
+ if (flags & DEBUG_LSP_GEN)
+ vty_out(vty, "IS-IS LSP generation debugging is %s\n", onoffs);
+ if (flags & DEBUG_LSP_SCHED)
+ vty_out(vty, "IS-IS LSP scheduling debugging is %s\n", onoffs);
+ if (flags & DEBUG_FLOODING)
+ vty_out(vty, "IS-IS Flooding debugging is %s\n", onoffs);
+ if (flags & DEBUG_BFD)
+ vty_out(vty, "IS-IS BFD debugging is %s\n", onoffs);
+ if (flags & DEBUG_LDP_SYNC)
+ vty_out(vty, "IS-IS ldp-sync debugging is %s\n", onoffs);
+}
+
+DEFUN_NOSH (show_debugging,
+ show_debugging_isis_cmd,
+ "show debugging [" PROTO_NAME "]",
+ SHOW_STR
+ "State of each debugging option\n"
+ PROTO_HELP)
+{
+ vty_out(vty, PROTO_NAME " debugging status:\n");
+
+ if (IS_DEBUG_ADJ_PACKETS)
+ print_debug(vty, DEBUG_ADJ_PACKETS, 1);
+ if (IS_DEBUG_TX_QUEUE)
+ print_debug(vty, DEBUG_TX_QUEUE, 1);
+ if (IS_DEBUG_SNP_PACKETS)
+ print_debug(vty, DEBUG_SNP_PACKETS, 1);
+ if (IS_DEBUG_SPF_EVENTS)
+ print_debug(vty, DEBUG_SPF_EVENTS, 1);
+ if (IS_DEBUG_SR)
+ print_debug(vty, DEBUG_SR, 1);
+ if (IS_DEBUG_TE)
+ print_debug(vty, DEBUG_TE, 1);
+ if (IS_DEBUG_UPDATE_PACKETS)
+ print_debug(vty, DEBUG_UPDATE_PACKETS, 1);
+ if (IS_DEBUG_RTE_EVENTS)
+ print_debug(vty, DEBUG_RTE_EVENTS, 1);
+ if (IS_DEBUG_EVENTS)
+ print_debug(vty, DEBUG_EVENTS, 1);
+ if (IS_DEBUG_PACKET_DUMP)
+ print_debug(vty, DEBUG_PACKET_DUMP, 1);
+ if (IS_DEBUG_LSP_GEN)
+ print_debug(vty, DEBUG_LSP_GEN, 1);
+ if (IS_DEBUG_LSP_SCHED)
+ print_debug(vty, DEBUG_LSP_SCHED, 1);
+ if (IS_DEBUG_FLOODING)
+ print_debug(vty, DEBUG_FLOODING, 1);
+ if (IS_DEBUG_BFD)
+ print_debug(vty, DEBUG_BFD, 1);
+ if (IS_DEBUG_LDP_SYNC)
+ print_debug(vty, DEBUG_LDP_SYNC, 1);
+ if (IS_DEBUG_LFA)
+ print_debug(vty, DEBUG_LFA, 1);
+
+ cmd_show_lib_debugs(vty);
+
+ return CMD_SUCCESS;
+}
+
+static int config_write_debug(struct vty *vty);
+/* Debug node. */
+static struct cmd_node debug_node = {
+ .name = "debug",
+ .node = DEBUG_NODE,
+ .prompt = "",
+ .config_write = config_write_debug,
+};
+
+static int config_write_debug(struct vty *vty)
+{
+ int write = 0;
+
+ if (IS_DEBUG_ADJ_PACKETS) {
+ vty_out(vty, "debug " PROTO_NAME " adj-packets\n");
+ write++;
+ }
+ if (IS_DEBUG_TX_QUEUE) {
+ vty_out(vty, "debug " PROTO_NAME " tx-queue\n");
+ write++;
+ }
+ if (IS_DEBUG_SNP_PACKETS) {
+ vty_out(vty, "debug " PROTO_NAME " snp-packets\n");
+ write++;
+ }
+ if (IS_DEBUG_SPF_EVENTS) {
+ vty_out(vty, "debug " PROTO_NAME " spf-events\n");
+ write++;
+ }
+ if (IS_DEBUG_SR) {
+ vty_out(vty, "debug " PROTO_NAME " sr-events\n");
+ write++;
+ }
+ if (IS_DEBUG_TE) {
+ vty_out(vty, "debug " PROTO_NAME " te-events\n");
+ write++;
+ }
+ if (IS_DEBUG_LFA) {
+ vty_out(vty, "debug " PROTO_NAME " lfa\n");
+ write++;
+ }
+ if (IS_DEBUG_UPDATE_PACKETS) {
+ vty_out(vty, "debug " PROTO_NAME " update-packets\n");
+ write++;
+ }
+ if (IS_DEBUG_RTE_EVENTS) {
+ vty_out(vty, "debug " PROTO_NAME " route-events\n");
+ write++;
+ }
+ if (IS_DEBUG_EVENTS) {
+ vty_out(vty, "debug " PROTO_NAME " events\n");
+ write++;
+ }
+ if (IS_DEBUG_PACKET_DUMP) {
+ vty_out(vty, "debug " PROTO_NAME " packet-dump\n");
+ write++;
+ }
+ if (IS_DEBUG_LSP_GEN) {
+ vty_out(vty, "debug " PROTO_NAME " lsp-gen\n");
+ write++;
+ }
+ if (IS_DEBUG_LSP_SCHED) {
+ vty_out(vty, "debug " PROTO_NAME " lsp-sched\n");
+ write++;
+ }
+ if (IS_DEBUG_FLOODING) {
+ vty_out(vty, "debug " PROTO_NAME " flooding\n");
+ write++;
+ }
+ if (IS_DEBUG_BFD) {
+ vty_out(vty, "debug " PROTO_NAME " bfd\n");
+ write++;
+ }
+ if (IS_DEBUG_LDP_SYNC) {
+ vty_out(vty, "debug " PROTO_NAME " ldp-sync\n");
+ write++;
+ }
+ write += spf_backoff_write_config(vty);
+
+ return write;
+}
+
+DEFUN (debug_isis_adj,
+ debug_isis_adj_cmd,
+ "debug " PROTO_NAME " adj-packets",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS Adjacency related packets\n")
+{
+ debug_adj_pkt |= DEBUG_ADJ_PACKETS;
+ print_debug(vty, DEBUG_ADJ_PACKETS, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_adj,
+ no_debug_isis_adj_cmd,
+ "no debug " PROTO_NAME " adj-packets",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS Adjacency related packets\n")
+{
+ debug_adj_pkt &= ~DEBUG_ADJ_PACKETS;
+ print_debug(vty, DEBUG_ADJ_PACKETS, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_tx_queue,
+ debug_isis_tx_queue_cmd,
+ "debug " PROTO_NAME " tx-queue",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS TX queues\n")
+{
+ debug_tx_queue |= DEBUG_TX_QUEUE;
+ print_debug(vty, DEBUG_TX_QUEUE, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_tx_queue,
+ no_debug_isis_tx_queue_cmd,
+ "no debug " PROTO_NAME " tx-queue",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS TX queues\n")
+{
+ debug_tx_queue &= ~DEBUG_TX_QUEUE;
+ print_debug(vty, DEBUG_TX_QUEUE, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_flooding,
+ debug_isis_flooding_cmd,
+ "debug " PROTO_NAME " flooding",
+ DEBUG_STR
+ PROTO_HELP
+ "Flooding algorithm\n")
+{
+ debug_flooding |= DEBUG_FLOODING;
+ print_debug(vty, DEBUG_FLOODING, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_flooding,
+ no_debug_isis_flooding_cmd,
+ "no debug " PROTO_NAME " flooding",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "Flooding algorithm\n")
+{
+ debug_flooding &= ~DEBUG_FLOODING;
+ print_debug(vty, DEBUG_FLOODING, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_snp,
+ debug_isis_snp_cmd,
+ "debug " PROTO_NAME " snp-packets",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS CSNP/PSNP packets\n")
+{
+ debug_snp_pkt |= DEBUG_SNP_PACKETS;
+ print_debug(vty, DEBUG_SNP_PACKETS, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_snp,
+ no_debug_isis_snp_cmd,
+ "no debug " PROTO_NAME " snp-packets",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS CSNP/PSNP packets\n")
+{
+ debug_snp_pkt &= ~DEBUG_SNP_PACKETS;
+ print_debug(vty, DEBUG_SNP_PACKETS, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_upd,
+ debug_isis_upd_cmd,
+ "debug " PROTO_NAME " update-packets",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS Update related packets\n")
+{
+ debug_update_pkt |= DEBUG_UPDATE_PACKETS;
+ print_debug(vty, DEBUG_UPDATE_PACKETS, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_upd,
+ no_debug_isis_upd_cmd,
+ "no debug " PROTO_NAME " update-packets",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS Update related packets\n")
+{
+ debug_update_pkt &= ~DEBUG_UPDATE_PACKETS;
+ print_debug(vty, DEBUG_UPDATE_PACKETS, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_spfevents,
+ debug_isis_spfevents_cmd,
+ "debug " PROTO_NAME " spf-events",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS Shortest Path First Events\n")
+{
+ debug_spf_events |= DEBUG_SPF_EVENTS;
+ print_debug(vty, DEBUG_SPF_EVENTS, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_spfevents,
+ no_debug_isis_spfevents_cmd,
+ "no debug " PROTO_NAME " spf-events",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS Shortest Path First Events\n")
+{
+ debug_spf_events &= ~DEBUG_SPF_EVENTS;
+ print_debug(vty, DEBUG_SPF_EVENTS, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_srevents,
+ debug_isis_srevents_cmd,
+ "debug " PROTO_NAME " sr-events",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS Segment Routing Events\n")
+{
+ debug_sr |= DEBUG_SR;
+ print_debug(vty, DEBUG_SR, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_srevents,
+ no_debug_isis_srevents_cmd,
+ "no debug " PROTO_NAME " sr-events",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS Segment Routing Events\n")
+{
+ debug_sr &= ~DEBUG_SR;
+ print_debug(vty, DEBUG_SR, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_teevents,
+ debug_isis_teevents_cmd,
+ "debug " PROTO_NAME " te-events",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS Traffic Engineering Events\n")
+{
+ debug_te |= DEBUG_TE;
+ print_debug(vty, DEBUG_TE, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_teevents,
+ no_debug_isis_teevents_cmd,
+ "no debug " PROTO_NAME " te-events",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS Traffic Engineering Events\n")
+{
+ debug_te &= ~DEBUG_TE;
+ print_debug(vty, DEBUG_TE, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_lfa,
+ debug_isis_lfa_cmd,
+ "debug " PROTO_NAME " lfa",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS LFA Events\n")
+{
+ debug_lfa |= DEBUG_LFA;
+ print_debug(vty, DEBUG_LFA, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_lfa,
+ no_debug_isis_lfa_cmd,
+ "no debug " PROTO_NAME " lfa",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS LFA Events\n")
+{
+ debug_lfa &= ~DEBUG_LFA;
+ print_debug(vty, DEBUG_LFA, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_rtevents,
+ debug_isis_rtevents_cmd,
+ "debug " PROTO_NAME " route-events",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS Route related events\n")
+{
+ debug_rte_events |= DEBUG_RTE_EVENTS;
+ print_debug(vty, DEBUG_RTE_EVENTS, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_rtevents,
+ no_debug_isis_rtevents_cmd,
+ "no debug " PROTO_NAME " route-events",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS Route related events\n")
+{
+ debug_rte_events &= ~DEBUG_RTE_EVENTS;
+ print_debug(vty, DEBUG_RTE_EVENTS, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_events,
+ debug_isis_events_cmd,
+ "debug " PROTO_NAME " events",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS Events\n")
+{
+ debug_events |= DEBUG_EVENTS;
+ print_debug(vty, DEBUG_EVENTS, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_events,
+ no_debug_isis_events_cmd,
+ "no debug " PROTO_NAME " events",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS Events\n")
+{
+ debug_events &= ~DEBUG_EVENTS;
+ print_debug(vty, DEBUG_EVENTS, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_packet_dump,
+ debug_isis_packet_dump_cmd,
+ "debug " PROTO_NAME " packet-dump",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS packet dump\n")
+{
+ debug_pkt_dump |= DEBUG_PACKET_DUMP;
+ print_debug(vty, DEBUG_PACKET_DUMP, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_packet_dump,
+ no_debug_isis_packet_dump_cmd,
+ "no debug " PROTO_NAME " packet-dump",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS packet dump\n")
+{
+ debug_pkt_dump &= ~DEBUG_PACKET_DUMP;
+ print_debug(vty, DEBUG_PACKET_DUMP, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_lsp_gen,
+ debug_isis_lsp_gen_cmd,
+ "debug " PROTO_NAME " lsp-gen",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS generation of own LSPs\n")
+{
+ debug_lsp_gen |= DEBUG_LSP_GEN;
+ print_debug(vty, DEBUG_LSP_GEN, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_lsp_gen,
+ no_debug_isis_lsp_gen_cmd,
+ "no debug " PROTO_NAME " lsp-gen",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS generation of own LSPs\n")
+{
+ debug_lsp_gen &= ~DEBUG_LSP_GEN;
+ print_debug(vty, DEBUG_LSP_GEN, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (debug_isis_lsp_sched,
+ debug_isis_lsp_sched_cmd,
+ "debug " PROTO_NAME " lsp-sched",
+ DEBUG_STR
+ PROTO_HELP
+ "IS-IS scheduling of LSP generation\n")
+{
+ debug_lsp_sched |= DEBUG_LSP_SCHED;
+ print_debug(vty, DEBUG_LSP_SCHED, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_debug_isis_lsp_sched,
+ no_debug_isis_lsp_sched_cmd,
+ "no debug " PROTO_NAME " lsp-sched",
+ NO_STR
+ UNDEBUG_STR
+ PROTO_HELP
+ "IS-IS scheduling of LSP generation\n")
+{
+ debug_lsp_sched &= ~DEBUG_LSP_SCHED;
+ print_debug(vty, DEBUG_LSP_SCHED, 0);
+
+ 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")
+{
+ debug_bfd |= DEBUG_BFD;
+ bfd_protocol_integration_set_debug(true);
+ 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")
+{
+ debug_bfd &= ~DEBUG_BFD;
+ bfd_protocol_integration_set_debug(false);
+ print_debug(vty, DEBUG_BFD, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN(debug_isis_ldp_sync, debug_isis_ldp_sync_cmd,
+ "debug " PROTO_NAME " ldp-sync",
+ DEBUG_STR PROTO_HELP PROTO_NAME " interaction with LDP-Sync\n")
+{
+ debug_ldp_sync |= DEBUG_LDP_SYNC;
+ print_debug(vty, DEBUG_LDP_SYNC, 1);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN(no_debug_isis_ldp_sync, no_debug_isis_ldp_sync_cmd,
+ "no debug " PROTO_NAME " ldp-sync",
+ NO_STR UNDEBUG_STR PROTO_HELP PROTO_NAME " interaction with LDP-Sync\n")
+{
+ debug_ldp_sync &= ~DEBUG_LDP_SYNC;
+ print_debug(vty, DEBUG_LDP_SYNC, 0);
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (show_hostname,
+ show_hostname_cmd,
+ "show " PROTO_NAME " [vrf <NAME|all>] hostname",
+ SHOW_STR PROTO_HELP VRF_CMD_HELP_STR
+ "All VRFs\n"
+ "IS-IS Dynamic hostname mapping\n")
+{
+ struct listnode *node;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ int idx_vrf = 0;
+ struct isis *isis;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
+ if (vrf_name) {
+ if (all_vrf) {
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis))
+ dynhn_print_all(vty, isis);
+
+ return CMD_SUCCESS;
+ }
+ isis = isis_lookup_by_vrfname(vrf_name);
+ if (isis != NULL)
+ dynhn_print_all(vty, isis);
+ }
+
+ return CMD_SUCCESS;
+}
+
+static void isis_spf_ietf_common(struct vty *vty, struct isis *isis)
+{
+ struct listnode *node;
+ struct isis_area *area;
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
+
+ vty_out(vty, "vrf : %s\n", isis->name);
+ vty_out(vty, "Area %s:\n",
+ area->area_tag ? area->area_tag : "null");
+
+ for (int level = ISIS_LEVEL1; level <= ISIS_LEVELS; level++) {
+ if ((area->is_type & level) == 0)
+ continue;
+
+ vty_out(vty, " Level-%d:\n", level);
+ vty_out(vty, " SPF delay status: ");
+ if (area->spf_timer[level - 1]) {
+ struct timeval remain = event_timer_remain(
+ area->spf_timer[level - 1]);
+ vty_out(vty, "Pending, due in %lld msec\n",
+ (long long)remain.tv_sec * 1000
+ + remain.tv_usec / 1000);
+ } else {
+ vty_out(vty, "Not scheduled\n");
+ }
+
+ if (area->spf_delay_ietf[level - 1]) {
+ vty_out(vty,
+ " Using draft-ietf-rtgwg-backoff-algo-04\n");
+ spf_backoff_show(
+ area->spf_delay_ietf[level - 1], vty,
+ " ");
+ } else {
+ vty_out(vty, " Using legacy backoff algo\n");
+ }
+ }
+ }
+}
+
+DEFUN(show_isis_spf_ietf, show_isis_spf_ietf_cmd,
+ "show " PROTO_NAME " [vrf <NAME|all>] spf-delay-ietf",
+ SHOW_STR PROTO_HELP VRF_CMD_HELP_STR
+ "All VRFs\n"
+ "SPF delay IETF information\n")
+{
+ struct listnode *node;
+ struct isis *isis;
+ int idx_vrf = 0;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf)
+
+ if (!im) {
+ vty_out(vty, "ISIS is not running\n");
+ return CMD_SUCCESS;
+ }
+
+ if (vrf_name) {
+ if (all_vrf) {
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis))
+ isis_spf_ietf_common(vty, isis);
+
+ return CMD_SUCCESS;
+ }
+ isis = isis_lookup_by_vrfname(vrf_name);
+ if (isis != NULL)
+ isis_spf_ietf_common(vty, isis);
+ }
+
+ return CMD_SUCCESS;
+}
+
+
+static const char *pdu_counter_index_to_name_json(enum pdu_counter_index index)
+{
+ switch (index) {
+ case L1_LAN_HELLO_INDEX:
+ return "l1-iih";
+ case L2_LAN_HELLO_INDEX:
+ return "l2-iih";
+ case P2P_HELLO_INDEX:
+ return "p2p-iih";
+ case L1_LINK_STATE_INDEX:
+ return "l1-lsp";
+ case L2_LINK_STATE_INDEX:
+ return "l2-lsp";
+ case FS_LINK_STATE_INDEX:
+ return "fs-lsp";
+ case L1_COMPLETE_SEQ_NUM_INDEX:
+ return "l1-csnp";
+ case L2_COMPLETE_SEQ_NUM_INDEX:
+ return "l2-csnp";
+ case L1_PARTIAL_SEQ_NUM_INDEX:
+ return "l1-psnp";
+ case L2_PARTIAL_SEQ_NUM_INDEX:
+ return "l2-psnp";
+ case PDU_COUNTER_SIZE:
+ return "???????";
+ }
+
+ assert(!"Reached end of function where we are not expecting to");
+}
+
+static void common_isis_summary_json(struct json_object *json,
+ struct isis *isis)
+{
+ int level;
+ json_object *areas_json, *area_json, *tx_pdu_json, *rx_pdu_json,
+ *levels_json, *level_json;
+ struct listnode *node, *node2;
+ struct isis_area *area;
+ time_t cur;
+ char uptime[MONOTIME_STRLEN];
+ char stier[5];
+
+ json_object_string_add(json, "vrf", isis->name);
+ json_object_int_add(json, "process-id", isis->process_id);
+ if (isis->sysid_set)
+ json_object_string_addf(json, "system-id", "%pSY", isis->sysid);
+
+ cur = time(NULL);
+ cur -= isis->uptime;
+ frrtime_to_interval(cur, uptime, sizeof(uptime));
+ json_object_string_add(json, "up-time", uptime);
+ if (isis->area_list)
+ json_object_int_add(json, "number-areas",
+ isis->area_list->count);
+ areas_json = json_object_new_array();
+ json_object_object_add(json, "areas", areas_json);
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
+ area_json = json_object_new_object();
+ json_object_string_add(area_json, "area",
+ area->area_tag ? area->area_tag
+ : "null");
+
+
+ if (fabricd) {
+ uint8_t tier = fabricd_tier(area);
+ snprintfrr(stier, sizeof(stier), "%s", &tier);
+ json_object_string_add(area_json, "tier",
+ tier == ISIS_TIER_UNDEFINED
+ ? "undefined"
+ : stier);
+ }
+
+ if (listcount(area->area_addrs) > 0) {
+ struct iso_address *area_addr;
+ for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node2,
+ area_addr))
+ json_object_string_addf(area_json, "net",
+ "%pISl", area_addr);
+ }
+
+ tx_pdu_json = json_object_new_object();
+ json_object_object_add(area_json, "tx-pdu-type", tx_pdu_json);
+ for (int i = 0; i < PDU_COUNTER_SIZE; i++) {
+ if (!area->pdu_tx_counters[i])
+ continue;
+ json_object_int_add(tx_pdu_json,
+ pdu_counter_index_to_name_json(i),
+ area->pdu_tx_counters[i]);
+ }
+ json_object_int_add(tx_pdu_json, "lsp-rxmt",
+ area->lsp_rxmt_count);
+
+ rx_pdu_json = json_object_new_object();
+ json_object_object_add(area_json, "rx-pdu-type", rx_pdu_json);
+ for (int i = 0; i < PDU_COUNTER_SIZE; i++) {
+ if (!area->pdu_rx_counters[i])
+ continue;
+ json_object_int_add(rx_pdu_json,
+ pdu_counter_index_to_name_json(i),
+ area->pdu_rx_counters[i]);
+ }
+
+ levels_json = json_object_new_array();
+ json_object_object_add(area_json, "levels", levels_json);
+ for (level = ISIS_LEVEL1; level <= ISIS_LEVELS; level++) {
+ if ((area->is_type & level) == 0)
+ continue;
+ level_json = json_object_new_object();
+ json_object_int_add(level_json, "id", level);
+ json_object_int_add(level_json, "lsp0-regenerated",
+ area->lsp_gen_count[level - 1]);
+ json_object_int_add(level_json, "lsp-purged",
+ area->lsp_purge_count[level - 1]);
+ if (area->spf_timer[level - 1])
+ json_object_string_add(level_json, "spf",
+ "pending");
+ else
+ json_object_string_add(level_json, "spf",
+ "no pending");
+ json_object_int_add(level_json, "minimum-interval",
+ area->min_spf_interval[level - 1]);
+ if (area->spf_delay_ietf[level - 1])
+ json_object_string_add(
+ level_json, "ietf-spf-delay-activated",
+ "not used");
+ if (area->ip_circuits) {
+ isis_spf_print_json(
+ area->spftree[SPFTREE_IPV4][level - 1],
+ level_json);
+ }
+ if (area->ipv6_circuits) {
+ isis_spf_print_json(
+ area->spftree[SPFTREE_IPV6][level - 1],
+ level_json);
+ }
+ json_object_array_add(levels_json, level_json);
+ }
+ json_object_array_add(areas_json, area_json);
+ }
+}
+
+static void common_isis_summary_vty(struct vty *vty, struct isis *isis)
+{
+ struct listnode *node, *node2;
+ struct isis_area *area;
+ int level;
+
+ vty_out(vty, "vrf : %s\n", isis->name);
+ vty_out(vty, "Process Id : %ld\n", isis->process_id);
+ if (isis->sysid_set)
+ vty_out(vty, "System Id : %pSY\n", isis->sysid);
+
+ vty_out(vty, "Up time : ");
+ vty_out_timestr(vty, isis->uptime);
+ vty_out(vty, "\n");
+
+ if (isis->area_list)
+ vty_out(vty, "Number of areas : %d\n", isis->area_list->count);
+
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
+ vty_out(vty, "Area %s:\n",
+ area->area_tag ? area->area_tag : "null");
+
+ if (fabricd) {
+ uint8_t tier = fabricd_tier(area);
+ if (tier == ISIS_TIER_UNDEFINED)
+ vty_out(vty, " Tier: undefined\n");
+ else
+ vty_out(vty, " Tier: %hhu\n", tier);
+ }
+
+ if (listcount(area->area_addrs) > 0) {
+ struct iso_address *area_addr;
+ for (ALL_LIST_ELEMENTS_RO(area->area_addrs, node2,
+ area_addr))
+ vty_out(vty, " Net: %pISl\n", area_addr);
+ }
+
+ vty_out(vty, " TX counters per PDU type:\n");
+ pdu_counter_print(vty, " ", area->pdu_tx_counters);
+ vty_out(vty, " LSP RXMT: %" PRIu64 "\n",
+ area->lsp_rxmt_count);
+ vty_out(vty, " RX counters per PDU type:\n");
+ pdu_counter_print(vty, " ", area->pdu_rx_counters);
+
+ vty_out(vty, " Drop counters per PDU type:\n");
+ pdu_counter_print(vty, " ", area->pdu_drop_counters);
+
+ vty_out(vty, " Advertise high metrics: %s\n",
+ area->advertise_high_metrics ? "Enabled" : "Disabled");
+
+ for (level = ISIS_LEVEL1; level <= ISIS_LEVELS; level++) {
+ if ((area->is_type & level) == 0)
+ continue;
+
+ vty_out(vty, " Level-%d:\n", level);
+
+ vty_out(vty, " LSP0 regenerated: %" PRIu64 "\n",
+ area->lsp_gen_count[level - 1]);
+
+ vty_out(vty, " LSPs purged: %" PRIu64 "\n",
+ area->lsp_purge_count[level - 1]);
+
+ if (area->spf_timer[level - 1])
+ vty_out(vty, " SPF: (pending)\n");
+ else
+ vty_out(vty, " SPF:\n");
+
+ vty_out(vty, " minimum interval : %d",
+ area->min_spf_interval[level - 1]);
+ if (area->spf_delay_ietf[level - 1])
+ vty_out(vty,
+ " (not used, IETF SPF delay activated)");
+ vty_out(vty, "\n");
+
+ if (area->ip_circuits) {
+ vty_out(vty, " IPv4 route computation:\n");
+ isis_spf_print(
+ area->spftree[SPFTREE_IPV4][level - 1],
+ vty);
+ }
+
+ if (area->ipv6_circuits) {
+ vty_out(vty, " IPv6 route computation:\n");
+ isis_spf_print(
+ area->spftree[SPFTREE_IPV6][level - 1],
+ vty);
+ }
+
+ if (area->ipv6_circuits
+ && isis_area_ipv6_dstsrc_enabled(area)) {
+ vty_out(vty,
+ " IPv6 dst-src route computation:\n");
+ isis_spf_print(area->spftree[SPFTREE_DSTSRC]
+ [level - 1],
+ vty);
+ }
+ }
+ }
+}
+
+static void common_isis_summary(struct vty *vty, struct json_object *json,
+ struct isis *isis)
+{
+ if (json) {
+ common_isis_summary_json(json, isis);
+ } else {
+ common_isis_summary_vty(vty, isis);
+ }
+}
+
+DEFUN(show_isis_summary, show_isis_summary_cmd,
+ "show " PROTO_NAME " [vrf <NAME|all>] summary [json]",
+ SHOW_STR PROTO_HELP VRF_CMD_HELP_STR
+ "All VRFs\n"
+ "json output\n"
+ "summary\n")
+{
+ struct listnode *node;
+ int idx_vrf = 0;
+ struct isis *isis;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ bool uj = use_json(argc, argv);
+ json_object *json = NULL;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf)
+ if (!im) {
+ vty_out(vty, PROTO_NAME " is not running\n");
+ return CMD_SUCCESS;
+ }
+ if (uj)
+ json = json_object_new_object();
+ if (vrf_name) {
+ if (all_vrf) {
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis))
+ common_isis_summary(vty, json, isis);
+
+ return CMD_SUCCESS;
+ }
+ isis = isis_lookup_by_vrfname(vrf_name);
+ if (isis != NULL)
+ common_isis_summary(vty, json, isis);
+ }
+
+ if (uj)
+ vty_json(vty, json);
+
+ return CMD_SUCCESS;
+}
+
+struct isis_lsp *lsp_for_sysid(struct lspdb_head *head, const char *sysid_str,
+ struct isis *isis)
+{
+ char sysid[255] = {0};
+ uint8_t number[3] = {0};
+ const char *pos;
+ uint8_t lspid[ISIS_SYS_ID_LEN + 2] = {0};
+ struct isis_dynhn *dynhn;
+ struct isis_lsp *lsp = NULL;
+
+ if (!sysid_str)
+ return NULL;
+
+ /*
+ * extract fragment and pseudo id from the string sysid_str
+ * in the forms:
+ * (a) <systemid/hostname>.<pseudo-id>-<framenent> or
+ * (b) <systemid/hostname>.<pseudo-id> or
+ * (c) <systemid/hostname> or
+ * Where systemid is in the form:
+ * xxxx.xxxx.xxxx
+ */
+ strlcpy(sysid, sysid_str, sizeof(sysid));
+
+ if (strlen(sysid_str) > 3) {
+ pos = sysid_str + strlen(sysid_str) - 3;
+ if (strncmp(pos, "-", 1) == 0) {
+ memcpy(number, ++pos, 2);
+ lspid[ISIS_SYS_ID_LEN + 1] =
+ (uint8_t)strtol((char *)number, NULL, 16);
+ pos -= 4;
+ if (strncmp(pos, ".", 1) != 0)
+ return NULL;
+ }
+ if (strncmp(pos, ".", 1) == 0) {
+ memcpy(number, ++pos, 2);
+ lspid[ISIS_SYS_ID_LEN] =
+ (uint8_t)strtol((char *)number, NULL, 16);
+ sysid[pos - sysid_str - 1] = '\0';
+ }
+ }
+
+ /*
+ * Try to find the lsp-id if the sysid_str
+ * is in the form
+ * hostname.<pseudo-id>-<fragment>
+ */
+ if (sysid2buff(lspid, sysid)) {
+ lsp = lsp_search(head, lspid);
+ } else if ((dynhn = dynhn_find_by_name(isis, sysid))) {
+ memcpy(lspid, dynhn->id, ISIS_SYS_ID_LEN);
+ lsp = lsp_search(head, lspid);
+ } else if (strncmp(cmd_hostname_get(), sysid, 15) == 0) {
+ memcpy(lspid, isis->sysid, ISIS_SYS_ID_LEN);
+ lsp = lsp_search(head, lspid);
+ }
+
+ return lsp;
+}
+
+void show_isis_database_lspdb_json(struct json_object *json,
+ struct isis_area *area, int level,
+ struct lspdb_head *lspdb,
+ const char *sysid_str, int ui_level)
+{
+ struct isis_lsp *lsp;
+ int lsp_count;
+
+ if (lspdb_count(lspdb) > 0) {
+ lsp = lsp_for_sysid(lspdb, sysid_str, area->isis);
+
+ if (lsp != NULL || sysid_str == NULL) {
+ json_object_int_add(json, "id", level + 1);
+ }
+
+ if (lsp) {
+ if (ui_level == ISIS_UI_LEVEL_DETAIL)
+ lsp_print_detail(lsp, NULL, json,
+ area->dynhostname, area->isis);
+ else
+ lsp_print_json(lsp, json, area->dynhostname,
+ area->isis);
+ } else if (sysid_str == NULL) {
+ lsp_count =
+ lsp_print_all(NULL, json, lspdb, ui_level,
+ area->dynhostname, area->isis);
+
+ json_object_int_add(json, "count", lsp_count);
+ }
+ }
+}
+void show_isis_database_lspdb_vty(struct vty *vty, struct isis_area *area,
+ int level, struct lspdb_head *lspdb,
+ const char *sysid_str, int ui_level)
+{
+ struct isis_lsp *lsp;
+ int lsp_count;
+
+ if (lspdb_count(lspdb) > 0) {
+ lsp = lsp_for_sysid(lspdb, sysid_str, area->isis);
+
+ if (lsp != NULL || sysid_str == NULL) {
+ vty_out(vty, "IS-IS Level-%d link-state database:\n",
+ level + 1);
+
+ /* print the title in all cases */
+ vty_out(vty,
+ "LSP ID PduLen SeqNumber Chksum Holdtime ATT/P/OL\n");
+ }
+
+ if (lsp) {
+ if (ui_level == ISIS_UI_LEVEL_DETAIL)
+ lsp_print_detail(lsp, vty, NULL,
+ area->dynhostname, area->isis);
+ else
+ lsp_print_vty(lsp, vty, area->dynhostname,
+ area->isis);
+ } else if (sysid_str == NULL) {
+ lsp_count =
+ lsp_print_all(vty, NULL, lspdb, ui_level,
+ area->dynhostname, area->isis);
+
+ vty_out(vty, " %u LSPs\n\n", lsp_count);
+ }
+ }
+}
+
+static void show_isis_database_json(struct json_object *json, const char *sysid_str,
+ int ui_level, struct isis *isis)
+{
+ struct listnode *node;
+ struct isis_area *area;
+ int level;
+ struct json_object *tag_area_json,*area_json, *lsp_json, *area_arr_json, *arr_json;
+
+ if (isis->area_list->count == 0)
+ return;
+
+ area_arr_json = json_object_new_array();
+ json_object_object_add(json, "areas", area_arr_json);
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
+ area_json = json_object_new_object();
+ tag_area_json = json_object_new_object();
+ json_object_string_add(tag_area_json, "name",
+ area->area_tag ? area->area_tag
+ : "null");
+
+ arr_json = json_object_new_array();
+ json_object_object_add(area_json,"area",tag_area_json);
+ json_object_object_add(area_json,"levels",arr_json);
+ for (level = 0; level < ISIS_LEVELS; level++) {
+ lsp_json = json_object_new_object();
+ show_isis_database_lspdb_json(lsp_json, area, level,
+ &area->lspdb[level],
+ sysid_str, ui_level);
+ json_object_array_add(arr_json, lsp_json);
+ }
+ json_object_array_add(area_arr_json, area_json);
+ }
+}
+
+static void show_isis_database_vty(struct vty *vty, const char *sysid_str,
+ int ui_level, struct isis *isis)
+{
+ struct listnode *node;
+ struct isis_area *area;
+ int level;
+
+ if (isis->area_list->count == 0)
+ return;
+
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
+ vty_out(vty, "Area %s:\n",
+ area->area_tag ? area->area_tag : "null");
+
+ for (level = 0; level < ISIS_LEVELS; level++)
+ show_isis_database_lspdb_vty(vty, area, level,
+ &area->lspdb[level], sysid_str,
+ ui_level);
+ }
+}
+
+static void show_isis_database_common(struct vty *vty, struct json_object *json, const char *sysid_str,
+ int ui_level, struct isis *isis)
+{
+ if (json) {
+ show_isis_database_json(json, sysid_str, ui_level, isis);
+ } else {
+ show_isis_database_vty(vty, sysid_str, ui_level, isis);
+ }
+}
+
+/*
+ * This function supports following display options:
+ * [ show isis database [detail] ]
+ * [ show isis database <sysid> [detail] ]
+ * [ show isis database <hostname> [detail] ]
+ * [ show isis database <sysid>.<pseudo-id> [detail] ]
+ * [ show isis database <hostname>.<pseudo-id> [detail] ]
+ * [ show isis database <sysid>.<pseudo-id>-<fragment-number> [detail] ]
+ * [ show isis database <hostname>.<pseudo-id>-<fragment-number> [detail] ]
+ * [ show isis database detail <sysid> ]
+ * [ show isis database detail <hostname> ]
+ * [ show isis database detail <sysid>.<pseudo-id> ]
+ * [ show isis database detail <hostname>.<pseudo-id> ]
+ * [ show isis database detail <sysid>.<pseudo-id>-<fragment-number> ]
+ * [ show isis database detail <hostname>.<pseudo-id>-<fragment-number> ]
+ */
+static int show_isis_database(struct vty *vty, struct json_object *json, const char *sysid_str,
+ int ui_level, const char *vrf_name, bool all_vrf)
+{
+ struct listnode *node;
+ struct isis *isis;
+
+ if (vrf_name) {
+ if (all_vrf) {
+ for (ALL_LIST_ELEMENTS_RO(im->isis, node, isis))
+ show_isis_database_common(vty, json, sysid_str,
+ ui_level, isis);
+
+ return CMD_SUCCESS;
+ }
+ isis = isis_lookup_by_vrfname(vrf_name);
+ if (isis)
+ show_isis_database_common(vty, json, sysid_str,
+ ui_level, isis);
+ }
+
+ return CMD_SUCCESS;
+}
+
+DEFUN(show_database, show_database_cmd,
+ "show " PROTO_NAME " [vrf <NAME|all>] database [detail] [WORD] [json]",
+ SHOW_STR PROTO_HELP VRF_CMD_HELP_STR
+ "All VRFs\n"
+ "Link state database\n"
+ "Detailed information\n"
+ "LSP ID\n"
+ "json output\n")
+{
+ int res = CMD_SUCCESS;
+ int idx = 0;
+ int idx_vrf = 0;
+ const char *vrf_name = VRF_DEFAULT_NAME;
+ bool all_vrf = false;
+ int uilevel = argv_find(argv, argc, "detail", &idx)
+ ? ISIS_UI_LEVEL_DETAIL
+ : ISIS_UI_LEVEL_BRIEF;
+ char *id = argv_find(argv, argc, "WORD", &idx) ? argv[idx]->arg : NULL;
+ bool uj = use_json(argc, argv);
+ json_object *json = NULL;
+
+ ISIS_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
+ if (uj)
+ json = json_object_new_object();
+
+ res = show_isis_database(vty, json, id, uilevel, vrf_name, all_vrf);
+ if (uj)
+ vty_json(vty, json);
+ return res;
+}
+
+#ifdef FABRICD
+/*
+ * 'router openfabric' command
+ */
+DEFUN_NOSH (router_openfabric,
+ router_openfabric_cmd,
+ "router openfabric WORD",
+ ROUTER_STR
+ PROTO_HELP
+ "ISO Routing area tag\n")
+{
+ int idx_word = 2;
+ return isis_area_get(vty, argv[idx_word]->arg);
+}
+
+/*
+ *'no router openfabric' command
+ */
+DEFUN (no_router_openfabric,
+ no_router_openfabric_cmd,
+ "no router openfabric WORD",
+ NO_STR
+ ROUTER_STR
+ PROTO_HELP
+ "ISO Routing area tag\n")
+{
+ struct isis_area *area;
+ const char *area_tag;
+ int idx_word = 3;
+
+ area_tag = argv[idx_word]->arg;
+ area = isis_area_lookup(area_tag, VRF_DEFAULT);
+ if (area == NULL) {
+ zlog_warn("%s: could not find area with area-tag %s",
+ __func__, area_tag);
+ return CMD_ERR_NO_MATCH;
+ }
+
+ isis_area_destroy(area);
+ return CMD_SUCCESS;
+}
+#endif /* ifdef FABRICD */
+#ifdef FABRICD
+/*
+ * 'net' command
+ */
+DEFUN (net,
+ net_cmd,
+ "net WORD",
+ "A Network Entity Title for this process (OSI only)\n"
+ "XX.XXXX. ... .XXX.XX Network entity title (NET)\n")
+{
+ int idx_word = 1;
+ return area_net_title(vty, argv[idx_word]->arg);
+}
+
+/*
+ * 'no net' command
+ */
+DEFUN (no_net,
+ no_net_cmd,
+ "no net WORD",
+ NO_STR
+ "A Network Entity Title for this process (OSI only)\n"
+ "XX.XXXX. ... .XXX.XX Network entity title (NET)\n")
+{
+ int idx_word = 2;
+ return area_clear_net_title(vty, argv[idx_word]->arg);
+}
+#endif /* ifdef FABRICD */
+#ifdef FABRICD
+DEFUN (isis_topology,
+ isis_topology_cmd,
+ "topology " ISIS_MT_NAMES " [overload]",
+ "Configure IS-IS topologies\n"
+ ISIS_MT_DESCRIPTIONS
+ "Set overload bit for topology\n")
+{
+ VTY_DECLVAR_CONTEXT(isis_area, area);
+
+ const char *arg = argv[1]->arg;
+ uint16_t mtid = isis_str2mtid(arg);
+
+ if (area->oldmetric) {
+ vty_out(vty,
+ "Multi topology IS-IS can only be used with wide metrics\n");
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+
+ if (mtid == (uint16_t)-1) {
+ vty_out(vty, "Don't know topology '%s'\n", arg);
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+ if (mtid == ISIS_MT_IPV4_UNICAST) {
+ vty_out(vty, "Cannot configure IPv4 unicast topology\n");
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+
+ area_set_mt_enabled(area, mtid, true);
+ area_set_mt_overload(area, mtid, (argc == 3));
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_isis_topology,
+ no_isis_topology_cmd,
+ "no topology " ISIS_MT_NAMES " [overload]",
+ NO_STR
+ "Configure IS-IS topologies\n"
+ ISIS_MT_DESCRIPTIONS
+ "Set overload bit for topology\n")
+{
+ VTY_DECLVAR_CONTEXT(isis_area, area);
+
+ const char *arg = argv[2]->arg;
+ uint16_t mtid = isis_str2mtid(arg);
+
+ if (area->oldmetric) {
+ vty_out(vty,
+ "Multi topology IS-IS can only be used with wide metrics\n");
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+
+ if (mtid == (uint16_t)-1) {
+ vty_out(vty, "Don't know topology '%s'\n", arg);
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+ if (mtid == ISIS_MT_IPV4_UNICAST) {
+ vty_out(vty, "Cannot configure IPv4 unicast topology\n");
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+
+ area_set_mt_enabled(area, mtid, false);
+ area_set_mt_overload(area, mtid, false);
+ return CMD_SUCCESS;
+}
+#endif /* ifdef FABRICD */
+
+void isis_area_lsp_mtu_set(struct isis_area *area, unsigned int lsp_mtu)
+{
+ area->lsp_mtu = lsp_mtu;
+ lsp_regenerate_schedule(area, IS_LEVEL_1_AND_2, 1);
+}
+
+static int isis_area_passwd_set(struct isis_area *area, int level,
+ uint8_t passwd_type, const char *passwd,
+ uint8_t snp_auth)
+{
+ struct isis_passwd *dest;
+ struct isis_passwd modified;
+ int len;
+
+ assert((level == IS_LEVEL_1) || (level == IS_LEVEL_2));
+ dest = (level == IS_LEVEL_1) ? &area->area_passwd
+ : &area->domain_passwd;
+ memset(&modified, 0, sizeof(modified));
+
+ if (passwd_type != ISIS_PASSWD_TYPE_UNUSED) {
+ if (!passwd)
+ return -1;
+
+ len = strlen(passwd);
+ if (len > 254)
+ return -1;
+
+ modified.len = len;
+ strlcpy((char *)modified.passwd, passwd,
+ sizeof(modified.passwd));
+ modified.type = passwd_type;
+ modified.snp_auth = snp_auth;
+ }
+
+ if (memcmp(&modified, dest, sizeof(modified))) {
+ memcpy(dest, &modified, sizeof(modified));
+ lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
+ }
+
+ return 0;
+}
+
+int isis_area_passwd_unset(struct isis_area *area, int level)
+{
+ return isis_area_passwd_set(area, level, ISIS_PASSWD_TYPE_UNUSED, NULL,
+ 0);
+}
+
+int isis_area_passwd_cleartext_set(struct isis_area *area, int level,
+ const char *passwd, uint8_t snp_auth)
+{
+ return isis_area_passwd_set(area, level, ISIS_PASSWD_TYPE_CLEARTXT,
+ passwd, snp_auth);
+}
+
+int isis_area_passwd_hmac_md5_set(struct isis_area *area, int level,
+ const char *passwd, uint8_t snp_auth)
+{
+ return isis_area_passwd_set(area, level, ISIS_PASSWD_TYPE_HMAC_MD5,
+ passwd, snp_auth);
+}
+
+void isis_area_invalidate_routes(struct isis_area *area, int levels)
+{
+#ifndef FABRICD
+ struct flex_algo *fa;
+ struct listnode *node;
+ struct isis_flex_algo_data *data;
+#endif /* ifndef FABRICD */
+
+ for (int level = ISIS_LEVEL1; level <= ISIS_LEVEL2; level++) {
+ if (!(level & levels))
+ continue;
+ for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++) {
+ isis_spf_invalidate_routes(
+ area->spftree[tree][level - 1]);
+
+#ifndef FABRICD
+ for (ALL_LIST_ELEMENTS_RO(area->flex_algos->flex_algos,
+ node, fa)) {
+ data = fa->data;
+ isis_spf_invalidate_routes(
+ data->spftree[tree][level - 1]);
+ }
+#endif /* ifndef FABRICD */
+ }
+ }
+}
+
+void isis_area_verify_routes(struct isis_area *area)
+{
+ for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++)
+ isis_spf_verify_routes(area, area->spftree[tree], tree);
+}
+
+void isis_area_switchover_routes(struct isis_area *area, int family,
+ union g_addr *nexthop_ip, ifindex_t ifindex,
+ int level)
+{
+ int tree;
+
+ /* TODO SPFTREE_DSTSRC */
+ if (family == AF_INET)
+ tree = SPFTREE_IPV4;
+ else if (family == AF_INET6)
+ tree = SPFTREE_IPV6;
+ else
+ return;
+
+ isis_spf_switchover_routes(area, area->spftree[tree], family,
+ nexthop_ip, ifindex, level);
+}
+
+
+static void area_resign_level(struct isis_area *area, int level)
+{
+#ifndef FABRICD
+ struct flex_algo *fa;
+ struct listnode *node;
+ struct isis_flex_algo_data *data;
+#endif /* ifndef FABRICD */
+
+ isis_area_invalidate_routes(area, level);
+ isis_area_verify_routes(area);
+
+ lsp_db_fini(&area->lspdb[level - 1]);
+
+ for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++) {
+ if (area->spftree[tree][level - 1]) {
+ isis_spftree_del(area->spftree[tree][level - 1]);
+ area->spftree[tree][level - 1] = NULL;
+ }
+ }
+
+#ifndef FABRICD
+ for (int tree = SPFTREE_IPV4; tree < SPFTREE_COUNT; tree++) {
+ for (ALL_LIST_ELEMENTS_RO(area->flex_algos->flex_algos, node,
+ fa)) {
+ data = fa->data;
+ if (data->spftree[tree][level - 1]) {
+ isis_spftree_del(
+ data->spftree[tree][level - 1]);
+ data->spftree[tree][level - 1] = NULL;
+ }
+ }
+ }
+#endif /* ifndef FABRICD */
+
+ if (area->spf_timer[level - 1])
+ isis_spf_timer_free(EVENT_ARG(area->spf_timer[level - 1]));
+
+ EVENT_OFF(area->spf_timer[level - 1]);
+
+ sched_debug(
+ "ISIS (%s): Resigned from L%d - canceling LSP regeneration timer.",
+ area->area_tag, level);
+ EVENT_OFF(area->t_lsp_refresh[level - 1]);
+ area->lsp_regenerate_pending[level - 1] = 0;
+}
+
+void isis_area_is_type_set(struct isis_area *area, int is_type)
+{
+ struct listnode *node;
+ struct isis_circuit *circuit;
+
+ if (IS_DEBUG_EVENTS)
+ zlog_debug("ISIS-Evt (%s) system type change %s -> %s",
+ area->area_tag, circuit_t2string(area->is_type),
+ circuit_t2string(is_type));
+
+ if (area->is_type == is_type)
+ return; /* No change */
+
+ switch (area->is_type) {
+ case IS_LEVEL_1:
+ if (is_type == IS_LEVEL_2)
+ area_resign_level(area, IS_LEVEL_1);
+
+ lsp_db_init(&area->lspdb[1]);
+ break;
+
+ case IS_LEVEL_1_AND_2:
+ if (is_type == IS_LEVEL_1)
+ area_resign_level(area, IS_LEVEL_2);
+ else
+ area_resign_level(area, IS_LEVEL_1);
+ break;
+
+ case IS_LEVEL_2:
+ if (is_type == IS_LEVEL_1)
+ area_resign_level(area, IS_LEVEL_2);
+
+ lsp_db_init(&area->lspdb[0]);
+ break;
+
+ default:
+ break;
+ }
+
+ area->is_type = is_type;
+
+ /*
+ * If area's IS type is strict Level-1 or Level-2, override circuit's
+ * IS type. Otherwise use circuit's configured IS type.
+ */
+ if (area->is_type != IS_LEVEL_1_AND_2) {
+ for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit))
+ isis_circuit_is_type_set(circuit, is_type);
+ } else {
+ for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit))
+ isis_circuit_is_type_set(circuit, circuit->is_type_config);
+ }
+
+ spftree_area_init(area);
+
+ if (listcount(area->area_addrs) > 0) {
+ if (is_type & IS_LEVEL_1)
+ lsp_generate(area, IS_LEVEL_1);
+ if (is_type & IS_LEVEL_2)
+ lsp_generate(area, IS_LEVEL_2);
+ }
+ lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
+
+ return;
+}
+
+void isis_area_metricstyle_set(struct isis_area *area, bool old_metric,
+ bool new_metric)
+{
+ area->oldmetric = old_metric;
+ area->newmetric = new_metric;
+ lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
+}
+
+void isis_area_overload_bit_set(struct isis_area *area, bool overload_bit)
+{
+ char new_overload_bit = overload_bit ? LSPBIT_OL : 0;
+
+ if (new_overload_bit != area->overload_bit) {
+ area->overload_bit = new_overload_bit;
+ if (new_overload_bit) {
+ area->overload_counter++;
+ } else {
+ /* Cancel overload on startup timer if it's running */
+ if (area->t_overload_on_startup_timer) {
+ EVENT_OFF(area->t_overload_on_startup_timer);
+ area->t_overload_on_startup_timer = NULL;
+ }
+ }
+
+#ifndef FABRICD
+ hook_call(isis_hook_db_overload, area);
+#endif /* ifndef FABRICD */
+
+ lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
+ }
+#ifndef FABRICD
+ isis_notif_db_overload(area, overload_bit);
+#endif /* ifndef FABRICD */
+}
+
+void isis_area_overload_on_startup_set(struct isis_area *area,
+ uint32_t startup_time)
+{
+ if (area->overload_on_startup_time != startup_time) {
+ area->overload_on_startup_time = startup_time;
+ isis_restart_write_overload_time(area, startup_time);
+ }
+}
+
+void config_end_lsp_generate(struct isis_area *area)
+{
+ if (listcount(area->area_addrs) > 0) {
+ if (CHECK_FLAG(area->is_type, IS_LEVEL_1))
+ lsp_generate(area, IS_LEVEL_1);
+ if (CHECK_FLAG(area->is_type, IS_LEVEL_2))
+ lsp_generate(area, IS_LEVEL_2);
+ }
+}
+
+void isis_area_advertise_high_metrics_set(struct isis_area *area,
+ bool advertise_high_metrics)
+{
+ struct listnode *node;
+ struct isis_circuit *circuit;
+ int max_metric;
+ char xpath[XPATH_MAXLEN];
+ struct lyd_node *dnode;
+ int configured_metric_l1;
+ int configured_metric_l2;
+
+ if (area->advertise_high_metrics == advertise_high_metrics)
+ return;
+
+ if (advertise_high_metrics) {
+ if (area->oldmetric && area->newmetric)
+ max_metric = ISIS_NARROW_METRIC_INFINITY;
+ else if (area->newmetric)
+ max_metric = MAX_WIDE_LINK_METRIC;
+ else
+ max_metric = MAX_NARROW_LINK_METRIC;
+
+ for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit)) {
+ isis_circuit_metric_set(circuit, IS_LEVEL_1,
+ max_metric);
+ isis_circuit_metric_set(circuit, IS_LEVEL_2,
+ max_metric);
+ }
+
+ area->advertise_high_metrics = true;
+ } else {
+ area->advertise_high_metrics = false;
+ for (ALL_LIST_ELEMENTS_RO(area->circuit_list, node, circuit)) {
+ /* Get configured metric */
+ snprintf(xpath, XPATH_MAXLEN,
+ "/frr-interface:lib/interface[name='%s']",
+ circuit->interface->name);
+ dnode = yang_dnode_get(running_config->dnode, xpath);
+
+ configured_metric_l1 = yang_dnode_get_uint32(
+ dnode, "./frr-isisd:isis/metric/level-1");
+ configured_metric_l2 = yang_dnode_get_uint32(
+ dnode, "./frr-isisd:isis/metric/level-2");
+
+ isis_circuit_metric_set(circuit, IS_LEVEL_1,
+ configured_metric_l1);
+ isis_circuit_metric_set(circuit, IS_LEVEL_2,
+ configured_metric_l2);
+ }
+ }
+}
+
+/*
+ * Returns the path of the file (non-volatile memory) that contains restart
+ * information.
+ */
+char *isis_restart_filepath(void)
+{
+ static char filepath[MAXPATHLEN];
+ snprintf(filepath, sizeof(filepath), ISISD_RESTART, "");
+ return filepath;
+}
+
+/*
+ * Record in non-volatile memory the overload on startup time.
+ */
+void isis_restart_write_overload_time(struct isis_area *isis_area,
+ uint32_t overload_time)
+{
+ char *filepath;
+ const char *area_name;
+ json_object *json;
+ json_object *json_areas;
+ json_object *json_area;
+
+ filepath = isis_restart_filepath();
+ area_name = isis_area->area_tag;
+
+ json = json_object_from_file(filepath);
+ if (json == NULL)
+ json = json_object_new_object();
+
+ json_object_object_get_ex(json, "areas", &json_areas);
+ if (!json_areas) {
+ json_areas = json_object_new_object();
+ json_object_object_add(json, "areas", json_areas);
+ }
+
+ json_object_object_get_ex(json_areas, area_name, &json_area);
+ if (!json_area) {
+ json_area = json_object_new_object();
+ json_object_object_add(json_areas, area_name, json_area);
+ }
+
+ json_object_int_add(json_area, "overload_time",
+ isis_area->overload_on_startup_time);
+ json_object_to_file_ext(filepath, json, JSON_C_TO_STRING_PRETTY);
+ json_object_free(json);
+}
+
+/*
+ * Fetch from non-volatile memory the overload on startup time.
+ */
+uint32_t isis_restart_read_overload_time(struct isis_area *isis_area)
+{
+ char *filepath;
+ const char *area_name;
+ json_object *json;
+ json_object *json_areas;
+ json_object *json_area;
+ json_object *json_overload_time;
+ uint32_t overload_time = 0;
+
+ filepath = isis_restart_filepath();
+ area_name = isis_area->area_tag;
+
+ json = json_object_from_file(filepath);
+ if (json == NULL)
+ json = json_object_new_object();
+
+ json_object_object_get_ex(json, "areas", &json_areas);
+ if (!json_areas) {
+ json_areas = json_object_new_object();
+ json_object_object_add(json, "areas", json_areas);
+ }
+
+ json_object_object_get_ex(json_areas, area_name, &json_area);
+ if (!json_area) {
+ json_area = json_object_new_object();
+ json_object_object_add(json_areas, area_name, json_area);
+ }
+
+ json_object_object_get_ex(json_area, "overload_time",
+ &json_overload_time);
+ if (json_overload_time) {
+ overload_time = json_object_get_int(json_overload_time);
+ }
+
+ json_object_object_del(json_areas, area_name);
+
+ json_object_to_file_ext(filepath, json, JSON_C_TO_STRING_PRETTY);
+ json_object_free(json);
+
+ return overload_time;
+}
+
+void isis_area_attached_bit_send_set(struct isis_area *area, bool attached_bit)
+{
+
+ if (attached_bit != area->attached_bit_send) {
+ area->attached_bit_send = attached_bit;
+ lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
+ }
+}
+
+void isis_area_attached_bit_receive_set(struct isis_area *area,
+ bool attached_bit)
+{
+
+ if (attached_bit != area->attached_bit_rcv_ignore) {
+ area->attached_bit_rcv_ignore = attached_bit;
+ lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 1);
+ }
+}
+
+void isis_area_dynhostname_set(struct isis_area *area, bool dynhostname)
+{
+ if (area->dynhostname != dynhostname) {
+ area->dynhostname = dynhostname;
+ lsp_regenerate_schedule(area, IS_LEVEL_1 | IS_LEVEL_2, 0);
+ }
+}
+
+void isis_area_max_lsp_lifetime_set(struct isis_area *area, int level,
+ uint16_t max_lsp_lifetime)
+{
+ assert((level == IS_LEVEL_1) || (level == IS_LEVEL_2));
+
+ if (area->max_lsp_lifetime[level - 1] == max_lsp_lifetime)
+ return;
+
+ area->max_lsp_lifetime[level - 1] = max_lsp_lifetime;
+ lsp_regenerate_schedule(area, level, 1);
+}
+
+void isis_area_lsp_refresh_set(struct isis_area *area, int level,
+ uint16_t lsp_refresh)
+{
+ assert((level == IS_LEVEL_1) || (level == IS_LEVEL_2));
+
+ if (area->lsp_refresh[level - 1] == lsp_refresh)
+ return;
+
+ area->lsp_refresh[level - 1] = lsp_refresh;
+ lsp_regenerate_schedule(area, level, 1);
+}
+
+#ifdef FABRICD
+DEFUN (log_adj_changes,
+ log_adj_changes_cmd,
+ "log-adjacency-changes",
+ "Log changes in adjacency state\n")
+{
+ VTY_DECLVAR_CONTEXT(isis_area, area);
+
+ area->log_adj_changes = 1;
+
+ return CMD_SUCCESS;
+}
+
+DEFUN (no_log_adj_changes,
+ no_log_adj_changes_cmd,
+ "no log-adjacency-changes",
+ NO_STR
+ "Stop logging changes in adjacency state\n")
+{
+ VTY_DECLVAR_CONTEXT(isis_area, area);
+
+ area->log_adj_changes = 0;
+
+ return CMD_SUCCESS;
+}
+#endif /* ifdef FABRICD */
+#ifdef FABRICD
+/* IS-IS configuration write function */
+static int isis_config_write(struct vty *vty)
+{
+ int write = 0;
+ struct isis_area *area;
+ struct listnode *node, *node2, *inode;
+ struct isis *isis;
+
+ if (!im) {
+ vty_out(vty, "IS-IS Routing Process not enabled\n");
+ return CMD_SUCCESS;
+ }
+
+ for (ALL_LIST_ELEMENTS_RO(im->isis, inode, isis)) {
+ for (ALL_LIST_ELEMENTS_RO(isis->area_list, node, area)) {
+ /* ISIS - Area name */
+ vty_out(vty, "router " PROTO_NAME " %s\n", area->area_tag);
+ write++;
+ /* ISIS - Net */
+ if (listcount(area->area_addrs) > 0) {
+ struct iso_address *area_addr;
+ for (ALL_LIST_ELEMENTS_RO(area->area_addrs,
+ node2, area_addr)) {
+ vty_out(vty, " net %pISl\n", area_addr);
+ write++;
+ }
+ }
+ /* ISIS - Dynamic hostname - Defaults to true so only
+ * display if
+ * false. */
+ if (!area->dynhostname) {
+ vty_out(vty, " no hostname dynamic\n");
+ write++;
+ }
+ /* ISIS - Metric-Style - when true displays wide */
+ if (!fabricd) {
+ if (area->newmetric) {
+ if (!area->oldmetric)
+ vty_out(vty, " metric-style wide\n");
+ else
+ vty_out(vty,
+ " metric-style transition\n");
+ write++;
+ } else {
+ vty_out(vty, " metric-style narrow\n");
+ write++;
+ }
+ }
+ /* ISIS - overload-bit */
+ if (area->overload_bit) {
+ vty_out(vty, " set-overload-bit\n");
+ write++;
+ }
+ /* ISIS - Area is-type (level-1-2 is default) */
+ if (!fabricd) {
+ if (area->is_type == IS_LEVEL_1) {
+ vty_out(vty, " is-type level-1\n");
+ write++;
+ } else if (area->is_type == IS_LEVEL_2) {
+ vty_out(vty, " is-type level-2-only\n");
+ write++;
+ }
+ }
+ write += isis_redist_config_write(vty, area, AF_INET);
+ write += isis_redist_config_write(vty, area, AF_INET6);
+ /* ISIS - Lsp generation interval */
+ if (area->lsp_gen_interval[0]
+ == area->lsp_gen_interval[1]) {
+ if (area->lsp_gen_interval[0]
+ != DEFAULT_MIN_LSP_GEN_INTERVAL) {
+ vty_out(vty, " lsp-gen-interval %d\n",
+ area->lsp_gen_interval[0]);
+ write++;
+ }
+ } else {
+ if (area->lsp_gen_interval[0]
+ != DEFAULT_MIN_LSP_GEN_INTERVAL) {
+ vty_out(vty,
+ " lsp-gen-interval level-1 %d\n",
+ area->lsp_gen_interval[0]);
+ write++;
+ }
+ if (area->lsp_gen_interval[1]
+ != DEFAULT_MIN_LSP_GEN_INTERVAL) {
+ vty_out(vty,
+ " lsp-gen-interval level-2 %d\n",
+ area->lsp_gen_interval[1]);
+ write++;
+ }
+ }
+ /* ISIS - LSP lifetime */
+ if (area->max_lsp_lifetime[0]
+ == area->max_lsp_lifetime[1]) {
+ if (area->max_lsp_lifetime[0]
+ != DEFAULT_LSP_LIFETIME) {
+ vty_out(vty, " max-lsp-lifetime %u\n",
+ area->max_lsp_lifetime[0]);
+ write++;
+ }
+ } else {
+ if (area->max_lsp_lifetime[0]
+ != DEFAULT_LSP_LIFETIME) {
+ vty_out(vty,
+ " max-lsp-lifetime level-1 %u\n",
+ area->max_lsp_lifetime[0]);
+ write++;
+ }
+ if (area->max_lsp_lifetime[1]
+ != DEFAULT_LSP_LIFETIME) {
+ vty_out(vty,
+ " max-lsp-lifetime level-2 %u\n",
+ area->max_lsp_lifetime[1]);
+ write++;
+ }
+ }
+ /* ISIS - LSP refresh interval */
+ if (area->lsp_refresh[0] == area->lsp_refresh[1]) {
+ if (area->lsp_refresh[0]
+ != DEFAULT_MAX_LSP_GEN_INTERVAL) {
+ vty_out(vty,
+ " lsp-refresh-interval %u\n",
+ area->lsp_refresh[0]);
+ write++;
+ }
+ } else {
+ if (area->lsp_refresh[0]
+ != DEFAULT_MAX_LSP_GEN_INTERVAL) {
+ vty_out(vty,
+ " lsp-refresh-interval level-1 %u\n",
+ area->lsp_refresh[0]);
+ write++;
+ }
+ if (area->lsp_refresh[1]
+ != DEFAULT_MAX_LSP_GEN_INTERVAL) {
+ vty_out(vty,
+ " lsp-refresh-interval level-2 %u\n",
+ area->lsp_refresh[1]);
+ write++;
+ }
+ }
+ if (area->lsp_mtu != DEFAULT_LSP_MTU) {
+ vty_out(vty, " lsp-mtu %u\n", area->lsp_mtu);
+ write++;
+ }
+ if (area->purge_originator) {
+ vty_out(vty, " purge-originator\n");
+ write++;
+ }
+
+ /* Minimum SPF interval. */
+ if (area->min_spf_interval[0]
+ == area->min_spf_interval[1]) {
+ if (area->min_spf_interval[0]
+ != MINIMUM_SPF_INTERVAL) {
+ vty_out(vty, " spf-interval %d\n",
+ area->min_spf_interval[0]);
+ write++;
+ }
+ } else {
+ if (area->min_spf_interval[0]
+ != MINIMUM_SPF_INTERVAL) {
+ vty_out(vty,
+ " spf-interval level-1 %d\n",
+ area->min_spf_interval[0]);
+ write++;
+ }
+ if (area->min_spf_interval[1]
+ != MINIMUM_SPF_INTERVAL) {
+ vty_out(vty,
+ " spf-interval level-2 %d\n",
+ area->min_spf_interval[1]);
+ write++;
+ }
+ }
+
+ /* IETF SPF interval */
+ if (area->spf_delay_ietf[0]) {
+ vty_out(vty,
+ " spf-delay-ietf init-delay %ld short-delay %ld long-delay %ld holddown %ld time-to-learn %ld\n",
+ spf_backoff_init_delay(
+ area->spf_delay_ietf[0]),
+ spf_backoff_short_delay(
+ area->spf_delay_ietf[0]),
+ spf_backoff_long_delay(
+ area->spf_delay_ietf[0]),
+ spf_backoff_holddown(
+ area->spf_delay_ietf[0]),
+ spf_backoff_timetolearn(
+ area->spf_delay_ietf[0]));
+ write++;
+ }
+
+ /* Authentication passwords. */
+ if (area->area_passwd.type
+ == ISIS_PASSWD_TYPE_HMAC_MD5) {
+ vty_out(vty, " area-password md5 %s",
+ area->area_passwd.passwd);
+ if (CHECK_FLAG(area->area_passwd.snp_auth,
+ SNP_AUTH_SEND)) {
+ vty_out(vty, " authenticate snp ");
+ if (CHECK_FLAG(
+ area->area_passwd.snp_auth,
+ SNP_AUTH_RECV))
+ vty_out(vty, "validate");
+ else
+ vty_out(vty, "send-only");
+ }
+ vty_out(vty, "\n");
+ write++;
+ } else if (area->area_passwd.type
+ == ISIS_PASSWD_TYPE_CLEARTXT) {
+ vty_out(vty, " area-password clear %s",
+ area->area_passwd.passwd);
+ if (CHECK_FLAG(area->area_passwd.snp_auth,
+ SNP_AUTH_SEND)) {
+ vty_out(vty, " authenticate snp ");
+ if (CHECK_FLAG(
+ area->area_passwd.snp_auth,
+ SNP_AUTH_RECV))
+ vty_out(vty, "validate");
+ else
+ vty_out(vty, "send-only");
+ }
+ vty_out(vty, "\n");
+ write++;
+ }
+ if (area->domain_passwd.type
+ == ISIS_PASSWD_TYPE_HMAC_MD5) {
+ vty_out(vty, " domain-password md5 %s",
+ area->domain_passwd.passwd);
+ if (CHECK_FLAG(area->domain_passwd.snp_auth,
+ SNP_AUTH_SEND)) {
+ vty_out(vty, " authenticate snp ");
+ if (CHECK_FLAG(area->domain_passwd
+ .snp_auth,
+ SNP_AUTH_RECV))
+ vty_out(vty, "validate");
+ else
+ vty_out(vty, "send-only");
+ }
+ vty_out(vty, "\n");
+ write++;
+ } else if (area->domain_passwd.type
+ == ISIS_PASSWD_TYPE_CLEARTXT) {
+ vty_out(vty, " domain-password clear %s",
+ area->domain_passwd.passwd);
+ if (CHECK_FLAG(area->domain_passwd.snp_auth,
+ SNP_AUTH_SEND)) {
+ vty_out(vty, " authenticate snp ");
+ if (CHECK_FLAG(area->domain_passwd
+ .snp_auth,
+ SNP_AUTH_RECV))
+ vty_out(vty, "validate");
+ else
+ vty_out(vty, "send-only");
+ }
+ vty_out(vty, "\n");
+ write++;
+ }
+
+ if (area->log_adj_changes) {
+ vty_out(vty, " log-adjacency-changes\n");
+ write++;
+ }
+
+ write += area_write_mt_settings(area, vty);
+ write += fabricd_write_settings(area, vty);
+
+ vty_out(vty, "exit\n");
+ }
+ }
+
+ return write;
+}
+
+struct cmd_node router_node = {
+ .name = "openfabric",
+ .node = OPENFABRIC_NODE,
+ .parent_node = CONFIG_NODE,
+ .prompt = "%s(config-router)# ",
+ .config_write = isis_config_write,
+};
+#endif /* ifdef FABRICD */
+#ifndef FABRICD
+/* IS-IS configuration write function */
+static int isis_config_write(struct vty *vty)
+{
+ int write = 0;
+ struct lyd_node *dnode;
+
+ dnode = yang_dnode_get(running_config->dnode, "/frr-isisd:isis");
+ if (dnode) {
+ nb_cli_show_dnode_cmds(vty, dnode, false);
+ write++;
+ }
+
+ return write;
+}
+
+struct cmd_node router_node = {
+ .name = "isis",
+ .node = ISIS_NODE,
+ .parent_node = CONFIG_NODE,
+ .prompt = "%s(config-router)# ",
+ .config_write = isis_config_write,
+};
+
+struct cmd_node isis_flex_algo_node = {
+ .name = "isis-flex-algo",
+ .node = ISIS_FLEX_ALGO_NODE,
+ .parent_node = ISIS_NODE,
+ .prompt = "%s(config-router-flex-algo)# ",
+};
+#endif /* ifdnef FABRICD */
+
+struct cmd_node isis_srv6_node = {
+ .name = "isis-srv6",
+ .node = ISIS_SRV6_NODE,
+ .parent_node = ISIS_NODE,
+ .prompt = "%s(config-router-srv6)# ",
+};
+
+struct cmd_node isis_srv6_node_msd_node = {
+ .name = "isis-srv6-node-msd",
+ .node = ISIS_SRV6_NODE_MSD_NODE,
+ .parent_node = ISIS_SRV6_NODE,
+ .prompt = "%s(config-router-srv6-node-msd)# ",
+};
+
+void isis_init(void)
+{
+ /* Install IS-IS top node */
+ install_node(&router_node);
+
+ install_element(VIEW_NODE, &show_isis_summary_cmd);
+
+ install_element(VIEW_NODE, &show_isis_spf_ietf_cmd);
+
+ install_element(VIEW_NODE, &show_isis_interface_cmd);
+ install_element(VIEW_NODE, &show_isis_interface_detail_cmd);
+ install_element(VIEW_NODE, &show_isis_interface_arg_cmd);
+
+ install_element(VIEW_NODE, &show_isis_neighbor_cmd);
+ install_element(VIEW_NODE, &show_isis_neighbor_detail_cmd);
+ install_element(VIEW_NODE, &show_isis_neighbor_arg_cmd);
+ install_element(ENABLE_NODE, &clear_isis_neighbor_cmd);
+ install_element(ENABLE_NODE, &clear_isis_neighbor_arg_cmd);
+
+ install_element(VIEW_NODE, &show_hostname_cmd);
+ install_element(VIEW_NODE, &show_database_cmd);
+
+ install_element(ENABLE_NODE, &show_debugging_isis_cmd);
+
+ install_node(&debug_node);
+
+ install_element(ENABLE_NODE, &debug_isis_adj_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_adj_cmd);
+ install_element(ENABLE_NODE, &debug_isis_tx_queue_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_tx_queue_cmd);
+ install_element(ENABLE_NODE, &debug_isis_flooding_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_flooding_cmd);
+ install_element(ENABLE_NODE, &debug_isis_snp_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_snp_cmd);
+ install_element(ENABLE_NODE, &debug_isis_upd_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_upd_cmd);
+ install_element(ENABLE_NODE, &debug_isis_spfevents_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_spfevents_cmd);
+ install_element(ENABLE_NODE, &debug_isis_srevents_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_srevents_cmd);
+ install_element(ENABLE_NODE, &debug_isis_teevents_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_teevents_cmd);
+ install_element(ENABLE_NODE, &debug_isis_lfa_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_lfa_cmd);
+ install_element(ENABLE_NODE, &debug_isis_rtevents_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_rtevents_cmd);
+ install_element(ENABLE_NODE, &debug_isis_events_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_events_cmd);
+ install_element(ENABLE_NODE, &debug_isis_packet_dump_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_packet_dump_cmd);
+ install_element(ENABLE_NODE, &debug_isis_lsp_gen_cmd);
+ 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(ENABLE_NODE, &debug_isis_ldp_sync_cmd);
+ install_element(ENABLE_NODE, &no_debug_isis_ldp_sync_cmd);
+
+ install_element(CONFIG_NODE, &debug_isis_adj_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_adj_cmd);
+ install_element(CONFIG_NODE, &debug_isis_tx_queue_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_tx_queue_cmd);
+ install_element(CONFIG_NODE, &debug_isis_flooding_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_flooding_cmd);
+ install_element(CONFIG_NODE, &debug_isis_snp_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_snp_cmd);
+ install_element(CONFIG_NODE, &debug_isis_upd_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_upd_cmd);
+ install_element(CONFIG_NODE, &debug_isis_spfevents_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_spfevents_cmd);
+ install_element(CONFIG_NODE, &debug_isis_srevents_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_srevents_cmd);
+ install_element(CONFIG_NODE, &debug_isis_teevents_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_teevents_cmd);
+ install_element(CONFIG_NODE, &debug_isis_lfa_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_lfa_cmd);
+ install_element(CONFIG_NODE, &debug_isis_rtevents_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_rtevents_cmd);
+ install_element(CONFIG_NODE, &debug_isis_events_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_events_cmd);
+ install_element(CONFIG_NODE, &debug_isis_packet_dump_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_packet_dump_cmd);
+ install_element(CONFIG_NODE, &debug_isis_lsp_gen_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, &debug_isis_ldp_sync_cmd);
+ install_element(CONFIG_NODE, &no_debug_isis_ldp_sync_cmd);
+
+ install_default(ROUTER_NODE);
+
+#ifdef FABRICD
+ install_element(CONFIG_NODE, &router_openfabric_cmd);
+ install_element(CONFIG_NODE, &no_router_openfabric_cmd);
+
+ install_element(ROUTER_NODE, &net_cmd);
+ install_element(ROUTER_NODE, &no_net_cmd);
+
+ install_element(ROUTER_NODE, &isis_topology_cmd);
+ install_element(ROUTER_NODE, &no_isis_topology_cmd);
+
+ install_element(ROUTER_NODE, &log_adj_changes_cmd);
+ install_element(ROUTER_NODE, &no_log_adj_changes_cmd);
+#endif /* ifdef FABRICD */
+#ifndef FABRICD
+ install_node(&isis_flex_algo_node);
+ install_default(ISIS_FLEX_ALGO_NODE);
+#endif /* ifdnef FABRICD */
+
+ install_node(&isis_srv6_node);
+ install_default(ISIS_SRV6_NODE);
+
+ install_node(&isis_srv6_node_msd_node);
+ install_default(ISIS_SRV6_NODE_MSD_NODE);
+
+ spf_backoff_cmd_init();
+}