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 #include "pim_vxlan_instance.h"
  30
  31 #if defined(HAVE_LINUX_MROUTE_H)
  32 #include <linux/mroute.h>
  33 #else
  34 /*
  35   Below: from <linux/mroute.h>
  36 */
  37
  38 #ifndef MAXVIFS
  39 #define MAXVIFS (256)
  40 #endif
  41 #endif
  42
  43 enum pim_spt_switchover {
  44         PIM_SPT_IMMEDIATE,
  45         PIM_SPT_INFINITY,
  46 };
  47
  48 struct pim_router {
  49         struct thread_master *master;
  50
  51         uint32_t debugs;
  52
  53         int t_periodic;
  54         struct pim_assert_metric infinite_assert_metric;
  55         long rpf_cache_refresh_delay_msec;
  56         int32_t register_suppress_time;
  57         int packet_process;
  58         int32_t register_probe_time;
  59
  60         /*
  61          * What is the default vrf that we work in
  62          */
  63         vrf_id_t vrf_id;
  64
  65         enum mlag_role role;
  66 };
  67
  68 /* Per VRF PIM DB */
  69 struct pim_instance {
  70         vrf_id_t vrf_id;
  71         struct vrf *vrf;
  72
  73         struct {
  74                 enum pim_spt_switchover switchover;
  75                 char *plist;
  76         } spt;
  77
  78         struct hash *rpf_hash;
  79
  80         void *ssm_info; /* per-vrf SSM configuration */
  81
  82         int send_v6_secondary;
  83
  84         struct thread *thread;
  85         int mroute_socket;
  86         int64_t mroute_socket_creation;
  87         int64_t mroute_add_events;
  88         int64_t mroute_add_last;
  89         int64_t mroute_del_events;
  90         int64_t mroute_del_last;
  91
  92         struct interface *regiface;
  93
  94         // List of static routes;
  95         struct list *static_routes;
  96
  97         // Upstream vrf specific information
  98         struct list *upstream_list;
  99         struct hash *upstream_hash;
 100         struct timer_wheel *upstream_sg_wheel;
 101
 102         /*
 103          * RP information
 104          */
 105         struct list *rp_list;
 106         struct route_table *rp_table;
 107
 108         int iface_vif_index[MAXVIFS];
 109
 110         struct list *channel_oil_list;
 111         struct hash *channel_oil_hash;
 112
 113         struct pim_msdp msdp;
 114         struct pim_vxlan_instance vxlan;
 115
 116         struct list *ssmpingd_list;
 117         struct in_addr ssmpingd_group_addr;
 118
 119         unsigned int keep_alive_time;
 120         unsigned int rp_keep_alive_time;
 121
 122         bool ecmp_enable;
 123         bool ecmp_rebalance_enable;
 124
 125         /* If we need to rescan all our upstreams */
 126         struct thread *rpf_cache_refresher;
 127         int64_t rpf_cache_refresh_requests;
 128         int64_t rpf_cache_refresh_events;
 129         int64_t rpf_cache_refresh_last;
 130         int64_t scan_oil_events;
 131         int64_t scan_oil_last;
 132
 133         int64_t nexthop_lookups;
 134         int64_t nexthop_lookups_avoided;
 135         int64_t last_route_change_time;
 136 };
 137
 138 void pim_vrf_init(void);
 139 void pim_vrf_terminate(void);
 140
 141 struct pim_instance *pim_get_pim_instance(vrf_id_t vrf_id);
 142
 143 #endif