#include "isisd/isis_constants.h"
#include "isisd/isis_common.h"
#include "isisd/isis_redist.h"
+#include "isisd/isis_pdu_counter.h"
+#include "isisd/isis_circuit.h"
#include "isis_flags.h"
#include "dict.h"
#include "isis_memory.h"
#include "qobj.h"
+#ifdef FABRICD
+static const bool fabricd = true;
+#define PROTO_TYPE ZEBRA_ROUTE_OPENFABRIC
+#define PROTO_NAME "openfabric"
+#define PROTO_HELP "OpenFabric routing protocol\n"
+#define PROTO_REDIST_STR FRR_REDIST_STR_FABRICD
+#define PROTO_REDIST_HELP FRR_REDIST_HELP_STR_FABRICD
+#define ROUTER_NODE OPENFABRIC_NODE
+#else
+static const bool fabricd = false;
+#define PROTO_TYPE ZEBRA_ROUTE_ISIS
+#define PROTO_NAME "isis"
+#define PROTO_HELP "IS-IS routing protocol\n"
+#define PROTO_REDIST_STR FRR_REDIST_STR_ISISD
+#define PROTO_REDIST_HELP FRR_REDIST_HELP_STR_ISISD
+#define ROUTER_NODE ISIS_NODE
+extern void isis_cli_init(void);
+#endif
+
extern struct zebra_privs_t isisd_privs;
/* uncomment if you are a developer in bug hunt */
/* #define EXTREME_DEBUG */
/* #define EXTREME_DICT_DEBUG */
+struct fabricd;
+
struct isis {
- u_long process_id;
+ unsigned long process_id;
int sysid_set;
- u_char sysid[ISIS_SYS_ID_LEN]; /* SystemID for this IS */
- u_int32_t router_id; /* Router ID from zebra */
+ uint8_t sysid[ISIS_SYS_ID_LEN]; /* SystemID for this IS */
+ uint32_t router_id; /* Router ID from zebra */
struct list *area_list; /* list of IS-IS areas */
struct list *init_circ_list;
struct list *nexthops; /* IPv4 next hops from this IS */
struct list *nexthops6; /* IPv6 next hops from this IS */
- u_char max_area_addrs; /* maximumAreaAdresses */
+ uint8_t max_area_addrs; /* maximumAreaAdresses */
struct area_addr *man_area_addrs; /* manualAreaAddresses */
- u_int32_t debugs; /* bitmap for debug */
+ uint32_t debugs; /* bitmap for debug */
time_t uptime; /* when did we start */
- struct thread *t_dync_clean; /* dynamic hostname cache cleanup thread */
- uint32_t circuit_ids_used
- [8]; /* 256 bits to track circuit ids 0 through 255 */
+ struct thread *t_dync_clean; /* dynamic hostname cache cleanup thread */
+ uint32_t circuit_ids_used[8]; /* 256 bits to track circuit ids 1 through 255 */
struct route_table *ext_info[REDIST_PROTOCOL_COUNT];
extern struct isis *isis;
DECLARE_QOBJ_TYPE(isis_area)
+enum spf_tree_id {
+ SPFTREE_IPV4 = 0,
+ SPFTREE_IPV6,
+ SPFTREE_DSTSRC,
+ SPFTREE_COUNT
+};
+
+struct lsp_refresh_arg {
+ struct isis_area *area;
+ int level;
+};
+
+/* for yang configuration */
+enum isis_metric_style {
+ ISIS_NARROW_METRIC = 0,
+ ISIS_WIDE_METRIC,
+ ISIS_TRANSITION_METRIC,
+};
+
struct isis_area {
struct isis *isis; /* back pointer */
dict_t *lspdb[ISIS_LEVELS]; /* link-state dbs */
- struct isis_spftree *spftree[ISIS_LEVELS]; /* The v4 SPTs */
- struct route_table *route_table[ISIS_LEVELS]; /* IPv4 routes */
- struct isis_spftree *spftree6[ISIS_LEVELS]; /* The v6 SPTs */
- struct route_table *route_table6[ISIS_LEVELS]; /* IPv6 routes */
+ struct isis_spftree *spftree[SPFTREE_COUNT][ISIS_LEVELS];
#define DEFAULT_LSP_MTU 1497
unsigned int lsp_mtu; /* Size of LSPs to generate */
struct list *circuit_list; /* IS-IS circuits */
struct flags flags;
struct thread *t_tick; /* LSP walker */
struct thread *t_lsp_refresh[ISIS_LEVELS];
+ struct timeval last_lsp_refresh_event[ISIS_LEVELS];
/* t_lsp_refresh is used in two ways:
* a) regular refresh of LSPs
* b) (possibly throttled) updates to LSPs
*/
int lsp_regenerate_pending[ISIS_LEVELS];
+ struct fabricd *fabricd;
+
/*
* Configurables
*/
char *area_tag;
/* area addresses for this area */
struct list *area_addrs;
- u_int16_t max_lsp_lifetime[ISIS_LEVELS];
+ uint16_t max_lsp_lifetime[ISIS_LEVELS];
char is_type; /* level-1 level-1-2 or level-2-only */
/* are we overloaded? */
char overload_bit;
/* L1/L2 router identifier for inter-area traffic */
char attached_bit;
- u_int16_t lsp_refresh[ISIS_LEVELS];
+ uint16_t lsp_refresh[ISIS_LEVELS];
/* minimum time allowed before lsp retransmission */
- u_int16_t lsp_gen_interval[ISIS_LEVELS];
+ uint16_t lsp_gen_interval[ISIS_LEVELS];
/* min interval between between consequtive SPFs */
- u_int16_t min_spf_interval[ISIS_LEVELS];
+ uint16_t min_spf_interval[ISIS_LEVELS];
/* the percentage of LSP mtu size used, before generating a new frag */
int lsp_frag_threshold;
+ uint64_t lsp_gen_count[ISIS_LEVELS];
+ uint64_t lsp_purge_count[ISIS_LEVELS];
int ip_circuits;
/* logging adjacency changes? */
- u_char log_adj_changes;
+ uint8_t log_adj_changes;
/* multi topology settings */
struct list *mt_settings;
int ipv6_circuits;
+ bool purge_originator;
/* Counters */
- u_int32_t circuit_state_changes;
+ uint32_t circuit_state_changes;
struct isis_redist redist_settings[REDIST_PROTOCOL_COUNT]
[ZEBRA_ROUTE_MAX + 1][ISIS_LEVELS];
struct route_table *ext_reach[REDIST_PROTOCOL_COUNT][ISIS_LEVELS];
parameters*/
struct thread *spf_timer[ISIS_LEVELS];
+ struct lsp_refresh_arg lsp_refresh_arg[ISIS_LEVELS];
+
+ pdu_counter_t pdu_tx_counters;
+ pdu_counter_t pdu_rx_counters;
+ uint64_t lsp_rxmt_count;
+
QOBJ_FIELDS
};
DECLARE_QOBJ_TYPE(isis_area)
struct isis_area *isis_area_create(const char *);
struct isis_area *isis_area_lookup(const char *);
int isis_area_get(struct vty *vty, const char *area_tag);
+int isis_area_destroy(const char *area_tag);
void print_debug(struct vty *, int, int);
+struct isis_lsp *lsp_for_arg(const char *argv, dict_t *lspdb);
+
+void isis_area_invalidate_routes(struct isis_area *area, int levels);
+void isis_area_verify_routes(struct isis_area *area);
void isis_area_overload_bit_set(struct isis_area *area, bool overload_bit);
void isis_area_attached_bit_set(struct isis_area *area, bool attached_bit);
/* IS_LEVEL_1 sets area_passwd, IS_LEVEL_2 domain_passwd */
int isis_area_passwd_unset(struct isis_area *area, int level);
int isis_area_passwd_cleartext_set(struct isis_area *area, int level,
- const char *passwd, u_char snp_auth);
+ const char *passwd, uint8_t snp_auth);
int isis_area_passwd_hmac_md5_set(struct isis_area *area, int level,
- const char *passwd, u_char snp_auth);
-void isis_vty_init(void);
+ const char *passwd, uint8_t snp_auth);
+
+extern const struct frr_yang_module_info frr_isisd_info;
+extern void isis_northbound_init(void);
+/* YANG northbound notifications */
+extern void isis_notif_db_overload(const struct isis_area *area, bool overload);
+extern void isis_notif_lsp_too_large(const struct isis_circuit *circuit,
+ uint32_t pdu_size, const char *lsp_id);
+extern void isis_notif_if_state_change(const struct isis_circuit *circuit,
+ bool down);
+extern void isis_notif_corrupted_lsp(const struct isis_area *area,
+ const char *lsp_id); /* currently unused */
+extern void isis_notif_lsp_exceed_max(const struct isis_area *area,
+ const char *lsp_id);
+extern void
+isis_notif_max_area_addr_mismatch(const struct isis_circuit *circuit,
+ uint8_t max_area_addrs, const char *raw_pdu);
+extern void
+isis_notif_authentication_type_failure(const struct isis_circuit *circuit,
+ const char *raw_pdu);
+extern void
+isis_notif_authentication_failure(const struct isis_circuit *circuit,
+ const char *raw_pdu);
+extern void isis_notif_adj_state_change(const struct isis_adjacency *adj,
+ int new_state, const char *reason);
+extern void isis_notif_reject_adjacency(const struct isis_circuit *circuit,
+ const char *reason,
+ const char *raw_pdu);
+extern void isis_notif_area_mismatch(const struct isis_circuit *circuit,
+ const char *raw_pdu);
+extern void isis_notif_lsp_received(const struct isis_circuit *circuit,
+ const char *lsp_id, uint32_t seqno,
+ uint32_t timestamp, const char *sys_id);
/* Master of threads. */
extern struct thread_master *master;
#define DEBUG_ADJ_PACKETS (1<<0)
-#define DEBUG_CHECKSUM_ERRORS (1<<1)
-#define DEBUG_LOCAL_UPDATES (1<<2)
-#define DEBUG_PROTOCOL_ERRORS (1<<3)
-#define DEBUG_SNP_PACKETS (1<<4)
-#define DEBUG_UPDATE_PACKETS (1<<5)
-#define DEBUG_SPF_EVENTS (1<<6)
-#define DEBUG_SPF_STATS (1<<7)
-#define DEBUG_SPF_TRIGGERS (1<<8)
-#define DEBUG_RTE_EVENTS (1<<9)
-#define DEBUG_EVENTS (1<<10)
-#define DEBUG_ZEBRA (1<<11)
-#define DEBUG_PACKET_DUMP (1<<12)
-#define DEBUG_LSP_GEN (1<<13)
-#define DEBUG_LSP_SCHED (1<<14)
+#define DEBUG_SNP_PACKETS (1<<1)
+#define DEBUG_UPDATE_PACKETS (1<<2)
+#define DEBUG_SPF_EVENTS (1<<3)
+#define DEBUG_RTE_EVENTS (1<<4)
+#define DEBUG_EVENTS (1<<5)
+#define DEBUG_PACKET_DUMP (1<<6)
+#define DEBUG_LSP_GEN (1<<7)
+#define DEBUG_LSP_SCHED (1<<8)
+#define DEBUG_FLOODING (1<<9)
+#define DEBUG_BFD (1<<10)
+#define DEBUG_TX_QUEUE (1<<11)
#define lsp_debug(...) \
do { \
zlog_debug(__VA_ARGS__); \
} while (0)
-#define DEBUG_TE (1<<13)
+#define DEBUG_TE DEBUG_LSP_GEN
#define IS_DEBUG_ISIS(x) (isis->debugs & x)