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Diffstat (limited to 'pimd/pim_instance.h')
| -rw-r--r-- | pimd/pim_instance.h | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/pimd/pim_instance.h b/pimd/pim_instance.h new file mode 100644 index 0000000..57bc74e --- /dev/null +++ b/pimd/pim_instance.h @@ -0,0 +1,214 @@ +/* + * PIM for FRR - PIM Instance + * Copyright (C) 2017 Cumulus Networks, Inc. + * Donald Sharp + * + * 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_INSTANCE_H__ +#define __PIM_INSTANCE_H__ + +#include <mlag.h> + +#include "pim_str.h" +#include "pim_msdp.h" +#include "pim_assert.h" +#include "pim_bsm.h" +#include "pim_vxlan_instance.h" +#include "pim_oil.h" +#include "pim_upstream.h" +#include "pim_mroute.h" + +enum pim_spt_switchover { + PIM_SPT_IMMEDIATE, + PIM_SPT_INFINITY, +}; + +/* stats for updates rxed from the MLAG component during the life of a + * session + */ +struct pim_mlag_msg_stats { + uint32_t mroute_add_rx; + uint32_t mroute_add_tx; + uint32_t mroute_del_rx; + uint32_t mroute_del_tx; + uint32_t mlag_status_updates; + uint32_t pim_status_updates; + uint32_t vxlan_updates; + uint32_t peer_zebra_status_updates; +}; + +struct pim_mlag_stats { + /* message stats are reset when the connection to mlagd flaps */ + struct pim_mlag_msg_stats msg; + uint32_t mlagd_session_downs; + uint32_t peer_session_downs; + uint32_t peer_zebra_downs; +}; + +enum pim_mlag_flags { + PIM_MLAGF_NONE = 0, + /* connection to the local MLAG daemon is up */ + PIM_MLAGF_LOCAL_CONN_UP = (1 << 0), + /* connection to the MLAG daemon on the peer switch is up. note + * that there is no direct connection between FRR and the peer MLAG + * daemon. this is just a peer-session status provided by the local + * MLAG daemon. + */ + PIM_MLAGF_PEER_CONN_UP = (1 << 1), + /* status update rxed from the local daemon */ + PIM_MLAGF_STATUS_RXED = (1 << 2), + /* initial dump of data done post peerlink flap */ + PIM_MLAGF_PEER_REPLAY_DONE = (1 << 3), + /* zebra is up on the peer */ + PIM_MLAGF_PEER_ZEBRA_UP = (1 << 4) +}; + +struct pim_router { + struct thread_master *master; + + uint32_t debugs; + + int t_periodic; + struct pim_assert_metric infinite_assert_metric; + long rpf_cache_refresh_delay_msec; + uint32_t register_suppress_time; + int packet_process; + uint32_t register_probe_time; + uint16_t multipath; + + /* + * What is the default vrf that we work in + */ + vrf_id_t vrf_id; + + enum mlag_role mlag_role; + uint32_t pim_mlag_intf_cnt; + /* if true we have registered with MLAG */ + bool mlag_process_register; + /* if true local MLAG process reported that it is connected + * with the peer MLAG process + */ + bool connected_to_mlag; + /* Holds the client data(unencoded) that need to be pushed to MCLAGD*/ + struct stream_fifo *mlag_fifo; + struct stream *mlag_stream; + struct thread *zpthread_mlag_write; + struct in_addr anycast_vtep_ip; + struct in_addr local_vtep_ip; + struct pim_mlag_stats mlag_stats; + enum pim_mlag_flags mlag_flags; + char peerlink_rif[INTERFACE_NAMSIZ]; + struct interface *peerlink_rif_p; +}; + +/* Per VRF PIM DB */ +struct pim_instance { + // vrf_id_t vrf_id; + struct vrf *vrf; + + struct { + enum pim_spt_switchover switchover; + char *plist; + } spt; + + /* The name of the register-accept prefix-list */ + char *register_plist; + + struct hash *rpf_hash; + + void *ssm_info; /* per-vrf SSM configuration */ + + int send_v6_secondary; + + struct thread *thread; + int mroute_socket; + int reg_sock; /* Socket to send register msg */ + int64_t mroute_socket_creation; + int64_t mroute_add_events; + int64_t mroute_add_last; + int64_t mroute_del_events; + int64_t mroute_del_last; + + struct interface *regiface; + + // List of static routes; + struct list *static_routes; + + // Upstream vrf specific information + struct rb_pim_upstream_head upstream_head; + struct timer_wheel *upstream_sg_wheel; + + /* + * RP information + */ + struct list *rp_list; + struct route_table *rp_table; + + int iface_vif_index[MAXVIFS]; + int mcast_if_count; + + struct rb_pim_oil_head channel_oil_head; + + struct pim_msdp msdp; + struct pim_vxlan_instance vxlan; + + struct list *ssmpingd_list; + pim_addr ssmpingd_group_addr; + + unsigned int gm_socket_if_count; + int gm_socket; + struct thread *t_gm_recv; + + unsigned int gm_group_count; + unsigned int gm_watermark_limit; + unsigned int keep_alive_time; + unsigned int rp_keep_alive_time; + + bool ecmp_enable; + bool ecmp_rebalance_enable; + /* No. of Dual active I/fs in pim_instance */ + uint32_t inst_mlag_intf_cnt; + + /* Bsm related */ + struct bsm_scope global_scope; + uint64_t bsm_rcvd; + uint64_t bsm_sent; + uint64_t bsm_dropped; + + /* If we need to rescan all our upstreams */ + struct thread *rpf_cache_refresher; + int64_t rpf_cache_refresh_requests; + int64_t rpf_cache_refresh_events; + int64_t rpf_cache_refresh_last; + int64_t scan_oil_events; + int64_t scan_oil_last; + + int64_t nexthop_lookups; + int64_t nexthop_lookups_avoided; + int64_t last_route_change_time; + + uint64_t gm_rx_drop_sys; +}; + +void pim_vrf_init(void); +void pim_vrf_terminate(void); + +extern struct pim_router *router; + +struct pim_instance *pim_get_pim_instance(vrf_id_t vrf_id); + +#endif |