/* * PIM for Quagga * Copyright (C) 2008 Everton da Silva Marques * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; see the file COPYING; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef PIM_IFACE_H #define PIM_IFACE_H #include #include "if.h" #include "vty.h" #include "vrf.h" #include "zclient.h" #include "ferr.h" #include "pim_igmp.h" #include "pim_upstream.h" #include "bfd.h" #include "pim_str.h" #define PIM_IF_IS_DELETED(ifp) ((ifp)->ifindex == IFINDEX_INTERNAL) #define PIM_I_am_DR(pim_ifp) \ !pim_addr_cmp((pim_ifp)->pim_dr_addr, (pim_ifp)->primary_address) #define PIM_I_am_DualActive(pim_ifp) (pim_ifp)->activeactive == true /* Macros for interface flags */ /* * PIM needs to know if hello is required to send before other PIM messages * like Join, prune, assert would go out */ #define PIM_IF_FLAG_HELLO_SENT (1 << 0) #define PIM_IF_FLAG_TEST_HELLO_SENT(flags) ((flags)&PIM_IF_FLAG_HELLO_SENT) #define PIM_IF_FLAG_SET_HELLO_SENT(flags) ((flags) |= PIM_IF_FLAG_HELLO_SENT) #define PIM_IF_FLAG_UNSET_HELLO_SENT(flags) ((flags) &= ~PIM_IF_FLAG_HELLO_SENT) struct pim_iface_upstream_switch { pim_addr address; struct list *us; }; enum pim_secondary_addr_flags { PIM_SEC_ADDRF_NONE = 0, PIM_SEC_ADDRF_STALE = (1 << 0) }; struct pim_secondary_addr { struct prefix addr; enum pim_secondary_addr_flags flags; }; struct gm_if; struct pim_interface { bool pim_enable : 1; bool pim_can_disable_join_suppression : 1; bool pim_passive_enable : 1; bool gm_enable : 1; ifindex_t mroute_vif_index; struct pim_instance *pim; #if PIM_IPV == 6 /* link-locals: MLD uses lowest addr, PIM uses highest... */ pim_addr ll_lowest; pim_addr ll_highest; #endif pim_addr primary_address; /* remember addr to detect change */ struct list *sec_addr_list; /* list of struct pim_secondary_addr */ pim_addr update_source; /* user can statically set the primary * address of the interface */ int igmp_version; /* IGMP version */ int mld_version; int gm_default_robustness_variable; /* IGMP or MLD QRV */ int gm_default_query_interval; /* IGMP or MLD secs between general queries */ int gm_query_max_response_time_dsec; /* IGMP or MLD Max Response Time in dsecs for general queries */ int gm_specific_query_max_response_time_dsec; /* IGMP or MLD Max Response Time in dsecs called as last member query interval, defines the maximum response time advertised in IGMP group-specific queries */ int gm_last_member_query_count; /* IGMP or MLD last member query count */ struct list *gm_socket_list; /* list of struct IGMP or MLD sock */ struct list *gm_join_list; /* list of struct IGMP or MLD join */ struct list *gm_group_list; /* list of struct IGMP or MLD group */ struct hash *gm_group_hash; struct gm_if *mld; int pim_sock_fd; /* PIM socket file descriptor */ struct thread *t_pim_sock_read; /* thread for reading PIM socket */ int64_t pim_sock_creation; /* timestamp of PIM socket creation */ struct thread *t_pim_hello_timer; int pim_hello_period; int pim_default_holdtime; int pim_triggered_hello_delay; uint32_t pim_generation_id; uint16_t pim_propagation_delay_msec; /* config */ uint16_t pim_override_interval_msec; /* config */ struct list *pim_neighbor_list; /* list of struct pim_neighbor */ struct list *upstream_switch_list; struct pim_ifchannel_rb ifchannel_rb; /* neighbors without lan_delay */ int pim_number_of_nonlandelay_neighbors; uint16_t pim_neighbors_highest_propagation_delay_msec; uint16_t pim_neighbors_highest_override_interval_msec; /* DR Election */ int64_t pim_dr_election_last; /* timestamp */ int pim_dr_election_count; int pim_dr_election_changes; pim_addr pim_dr_addr; uint32_t pim_dr_priority; /* config */ int pim_dr_num_nondrpri_neighbors; /* neighbors without dr_pri */ /* boundary prefix-list */ char *boundary_oil_plist; /* Turn on Active-Active for this interface */ bool activeactive; bool am_i_dr; int64_t pim_ifstat_start; /* start timestamp for stats */ uint64_t pim_ifstat_bsm_rx; uint64_t pim_ifstat_bsm_tx; uint32_t pim_ifstat_hello_sent; uint32_t pim_ifstat_hello_sendfail; uint32_t pim_ifstat_hello_recv; uint32_t pim_ifstat_hello_recvfail; uint32_t pim_ifstat_join_recv; uint32_t pim_ifstat_join_send; uint32_t pim_ifstat_prune_recv; uint32_t pim_ifstat_prune_send; uint32_t pim_ifstat_reg_recv; uint32_t pim_ifstat_reg_send; uint32_t pim_ifstat_reg_stop_recv; uint32_t pim_ifstat_reg_stop_send; uint32_t pim_ifstat_assert_recv; uint32_t pim_ifstat_assert_send; uint32_t pim_ifstat_bsm_cfg_miss; uint32_t pim_ifstat_ucast_bsm_cfg_miss; uint32_t pim_ifstat_bsm_invalid_sz; uint8_t flags; bool bsm_enable; /* bsm processing enable */ bool ucast_bsm_accept; /* ucast bsm processing */ uint32_t igmp_ifstat_joins_sent; uint32_t igmp_ifstat_joins_failed; uint32_t igmp_peak_group_count; struct { bool enabled; uint32_t min_rx; uint32_t min_tx; uint8_t detection_multiplier; char *profile; } bfd_config; }; /* * if default_holdtime is set (>= 0), use it; * otherwise default_holdtime is 3.5 * hello_period */ #define PIM_IF_DEFAULT_HOLDTIME(pim_ifp) \ (((pim_ifp)->pim_default_holdtime < 0) \ ? ((pim_ifp)->pim_hello_period * 7 / 2) \ : ((pim_ifp)->pim_default_holdtime)) void pim_if_init(struct pim_instance *pim); void pim_if_terminate(struct pim_instance *pim); struct pim_interface *pim_if_new(struct interface *ifp, bool igmp, bool pim, bool ispimreg, bool is_vxlan_term); void pim_if_delete(struct interface *ifp); void pim_if_addr_add(struct connected *ifc); void pim_if_addr_del(struct connected *ifc, int force_prim_as_any); void pim_if_addr_add_all(struct interface *ifp); void pim_if_addr_del_all(struct interface *ifp); void pim_if_addr_del_all_igmp(struct interface *ifp); int pim_if_add_vif(struct interface *ifp, bool ispimreg, bool is_vxlan_term); int pim_if_del_vif(struct interface *ifp); void pim_if_add_vif_all(struct pim_instance *pim); void pim_if_del_vif_all(struct pim_instance *pim); struct interface *pim_if_find_by_vif_index(struct pim_instance *pim, ifindex_t vif_index); int pim_if_find_vifindex_by_ifindex(struct pim_instance *pim, ifindex_t ifindex); int pim_if_lan_delay_enabled(struct interface *ifp); uint16_t pim_if_effective_propagation_delay_msec(struct interface *ifp); uint16_t pim_if_effective_override_interval_msec(struct interface *ifp); uint16_t pim_if_jp_override_interval_msec(struct interface *ifp); struct pim_neighbor *pim_if_find_neighbor(struct interface *ifp, pim_addr addr); long pim_if_t_suppressed_msec(struct interface *ifp); int pim_if_t_override_msec(struct interface *ifp); pim_addr pim_find_primary_addr(struct interface *ifp); ferr_r pim_if_igmp_join_add(struct interface *ifp, struct in_addr group_addr, struct in_addr source_addr); int pim_if_igmp_join_del(struct interface *ifp, struct in_addr group_addr, struct in_addr source_addr); void pim_if_update_could_assert(struct interface *ifp); void pim_if_assert_on_neighbor_down(struct interface *ifp, pim_addr neigh_addr); void pim_if_rpf_interface_changed(struct interface *old_rpf_ifp, struct pim_upstream *up); void pim_if_update_join_desired(struct pim_interface *pim_ifp); void pim_if_update_assert_tracking_desired(struct interface *ifp); void pim_if_create_pimreg(struct pim_instance *pim); struct prefix *pim_if_connected_to_source(struct interface *ifp, pim_addr src); int pim_update_source_set(struct interface *ifp, pim_addr source); bool pim_if_is_vrf_device(struct interface *ifp); int pim_if_ifchannel_count(struct pim_interface *pim_ifp); void pim_iface_init(void); #endif /* PIM_IFACE_H */