pimd/pim_instance.h

   1 /*
   2  * PIM for FRR - PIM Instance
   3  * Copyright (C) 2017 Cumulus Networks, Inc.
   4  * Donald Sharp
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; see the file COPYING; if not, write to the
  18  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  19  * MA 02110-1301 USA
  20  */
  21 #ifndef __PIM_INSTANCE_H__
  22 #define __PIM_INSTANCE_H__
  23
  24 #include <mlag.h>
  25
  26 #include "pim_str.h"
  27 #include "pim_msdp.h"
  28 #include "pim_assert.h"
  29
  30 #if defined(HAVE_LINUX_MROUTE_H)
  31 #include <linux/mroute.h>
  32 #else
  33 /*
  34   Below: from <linux/mroute.h>
  35 */
  36
  37 #ifndef MAXVIFS
  38 #define MAXVIFS (256)
  39 #endif
  40 #endif
  41
  42 enum pim_spt_switchover {
  43         PIM_SPT_IMMEDIATE,
  44         PIM_SPT_INFINITY,
  45 };
  46
  47 struct pim_router {
  48         struct thread_master *master;
  49
  50         uint32_t debugs;
  51
  52         int t_periodic;
  53         struct pim_assert_metric infinite_assert_metric;
  54         long rpf_cache_refresh_delay_msec;
  55         int32_t register_suppress_time;
  56         int packet_process;
  57         int32_t register_probe_time;
  58
  59         /*
  60          * What is the default vrf that we work in
  61          */
  62         vrf_id_t vrf_id;
  63
  64         enum mlag_role role;
  65 };
  66
  67 /* Per VRF PIM DB */
  68 struct pim_instance {
  69         vrf_id_t vrf_id;
  70         struct vrf *vrf;
  71
  72         struct {
  73                 enum pim_spt_switchover switchover;
  74                 char *plist;
  75         } spt;
  76
  77         struct hash *rpf_hash;
  78
  79         void *ssm_info; /* per-vrf SSM configuration */
  80
  81         int send_v6_secondary;
  82
  83         struct thread *thread;
  84         int mroute_socket;
  85         int64_t mroute_socket_creation;
  86         int64_t mroute_add_events;
  87         int64_t mroute_add_last;
  88         int64_t mroute_del_events;
  89         int64_t mroute_del_last;
  90
  91         struct interface *regiface;
  92
  93         // List of static routes;
  94         struct list *static_routes;
  95
  96         // Upstream vrf specific information
  97         struct list *upstream_list;
  98         struct hash *upstream_hash;
  99         struct timer_wheel *upstream_sg_wheel;
 100
 101         /*
 102          * RP information
 103          */
 104         struct list *rp_list;
 105         struct route_table *rp_table;
 106
 107         int iface_vif_index[MAXVIFS];
 108
 109         struct list *channel_oil_list;
 110         struct hash *channel_oil_hash;
 111
 112         struct pim_msdp msdp;
 113
 114         struct list *ssmpingd_list;
 115         struct in_addr ssmpingd_group_addr;
 116
 117         unsigned int keep_alive_time;
 118         unsigned int rp_keep_alive_time;
 119
 120         bool ecmp_enable;
 121         bool ecmp_rebalance_enable;
 122
 123         /* If we need to rescan all our upstreams */
 124         struct thread *rpf_cache_refresher;
 125         int64_t rpf_cache_refresh_requests;
 126         int64_t rpf_cache_refresh_events;
 127         int64_t rpf_cache_refresh_last;
 128         int64_t scan_oil_events;
 129         int64_t scan_oil_last;
 130
 131         int64_t nexthop_lookups;
 132         int64_t nexthop_lookups_avoided;
 133         int64_t last_route_change_time;
 134 };
 135
 136 void pim_vrf_init(void);
 137 void pim_vrf_terminate(void);
 138
 139 struct pim_instance *pim_get_pim_instance(vrf_id_t vrf_id);
 140
 141 #endif