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git.proxmox.com Git - mirror_frr.git/blob - pimd/pim_instance.c
2 * PIM for FRR - PIM Instance
3 * Copyright (C) 2017 Cumulus Networks, Inc.
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.
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.
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,
25 #include "lib_errors.h"
31 #include "pim_mroute.h"
33 #include "pim_static.h"
34 #include "pim_ssmpingd.h"
39 static void pim_instance_terminate(struct pim_instance
*pim
)
44 pim_ssm_terminate(pim
->ssm_info
);
48 if (pim
->static_routes
)
49 list_delete(&pim
->static_routes
);
51 pim_instance_mlag_terminate(pim
);
53 pim_upstream_terminate(pim
);
57 pim_bsm_proc_free(pim
);
59 /* Traverse and cleanup rpf_hash */
61 hash_clean(pim
->rpf_hash
, (void *)pim_rp_list_hash_clean
);
62 hash_free(pim
->rpf_hash
);
66 pim_if_terminate(pim
);
68 pim_oil_terminate(pim
);
72 XFREE(MTYPE_PIM_PIM_INSTANCE
, pim
);
75 static struct pim_instance
*pim_instance_init(struct vrf
*vrf
)
77 struct pim_instance
*pim
;
80 pim
= XCALLOC(MTYPE_PIM_PIM_INSTANCE
, sizeof(struct pim_instance
));
84 pim
->keep_alive_time
= PIM_KEEPALIVE_PERIOD
;
85 pim
->rp_keep_alive_time
= PIM_RP_KEEPALIVE_PERIOD
;
87 pim
->ecmp_enable
= false;
88 pim
->ecmp_rebalance_enable
= false;
90 pim
->vrf_id
= vrf
->vrf_id
;
93 pim
->spt
.switchover
= PIM_SPT_IMMEDIATE
;
94 pim
->spt
.plist
= NULL
;
96 pim_msdp_init(pim
, router
->master
);
99 snprintf(hash_name
, 64, "PIM %s RPF Hash", vrf
->name
);
100 pim
->rpf_hash
= hash_create_size(256, pim_rpf_hash_key
, pim_rpf_equal
,
104 zlog_debug("%s: NHT rpf hash init ", __PRETTY_FUNCTION__
);
106 pim
->ssm_info
= pim_ssm_init();
108 pim
->static_routes
= list_new();
109 pim
->static_routes
->del
= (void (*)(void *))pim_static_route_free
;
111 pim
->send_v6_secondary
= 1;
115 pim_bsm_proc_init(pim
);
119 pim_upstream_init(pim
);
121 pim_instance_mlag_init(pim
);
123 pim
->last_route_change_time
= -1;
127 struct pim_instance
*pim_get_pim_instance(vrf_id_t vrf_id
)
129 struct vrf
*vrf
= vrf_lookup_by_id(vrf_id
);
137 static int pim_vrf_new(struct vrf
*vrf
)
139 struct pim_instance
*pim
= pim_instance_init(vrf
);
141 zlog_debug("VRF Created: %s(%u)", vrf
->name
, vrf
->vrf_id
);
143 vrf
->info
= (void *)pim
;
145 pim_ssmpingd_init(pim
);
149 static int pim_vrf_delete(struct vrf
*vrf
)
151 struct pim_instance
*pim
= vrf
->info
;
153 zlog_debug("VRF Deletion: %s(%u)", vrf
->name
, vrf
->vrf_id
);
155 pim_ssmpingd_destroy(pim
);
156 pim_instance_terminate(pim
);
161 * Code to turn on the pim instance that
162 * we have created with new
164 static int pim_vrf_enable(struct vrf
*vrf
)
166 struct pim_instance
*pim
= (struct pim_instance
*)vrf
->info
;
168 zlog_debug("%s: for %s", __PRETTY_FUNCTION__
, vrf
->name
);
170 pim_mroute_socket_enable(pim
);
175 static int pim_vrf_disable(struct vrf
*vrf
)
177 /* Note: This is a callback, the VRF will be deleted by the caller. */
181 static int pim_vrf_config_write(struct vty
*vty
)
184 struct pim_instance
*pim
;
186 RB_FOREACH (vrf
, vrf_name_head
, &vrfs_by_name
) {
192 if (vrf
->vrf_id
!= VRF_DEFAULT
)
193 vty_frame(vty
, "vrf %s\n", vrf
->name
);
195 pim_global_config_write_worker(pim
, vty
);
197 if (vrf
->vrf_id
!= VRF_DEFAULT
)
198 vty_endframe(vty
, " exit-vrf\n!\n");
204 void pim_vrf_init(void)
206 vrf_init(pim_vrf_new
, pim_vrf_enable
, pim_vrf_disable
,
207 pim_vrf_delete
, NULL
);
209 vrf_cmd_init(pim_vrf_config_write
, &pimd_privs
);
212 void pim_vrf_terminate(void)