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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,
30 #include "pim_mroute.h"
32 #include "pim_static.h"
33 #include "pim_ssmpingd.h"
36 static void pim_instance_terminate(struct pim_instance
*pim
)
38 /* Traverse and cleanup rpf_hash */
40 hash_clean(pim
->rpf_hash
, (void *)pim_rp_list_hash_clean
);
41 hash_free(pim
->rpf_hash
);
46 pim_ssm_terminate(pim
->ssm_info
);
50 if (pim
->static_routes
)
51 list_delete_and_null(&pim
->static_routes
);
55 pim_upstream_terminate(pim
);
57 pim_oil_terminate(pim
);
59 pim_if_terminate(pim
);
63 XFREE(MTYPE_PIM_PIM_INSTANCE
, pim
);
66 static struct pim_instance
*pim_instance_init(struct vrf
*vrf
)
68 struct pim_instance
*pim
;
71 pim
= XCALLOC(MTYPE_PIM_PIM_INSTANCE
, sizeof(struct pim_instance
));
77 pim
->keep_alive_time
= PIM_KEEPALIVE_PERIOD
;
78 pim
->rp_keep_alive_time
= PIM_RP_KEEPALIVE_PERIOD
;
81 pim
->vrf_id
= vrf
->vrf_id
;
84 pim
->spt
.switchover
= PIM_SPT_IMMEDIATE
;
85 pim
->spt
.plist
= NULL
;
87 pim_msdp_init(pim
, master
);
89 snprintf(hash_name
, 64, "PIM %s RPF Hash", vrf
->name
);
90 pim
->rpf_hash
= hash_create_size(256, pim_rpf_hash_key
, pim_rpf_equal
,
94 zlog_debug("%s: NHT rpf hash init ", __PRETTY_FUNCTION__
);
96 pim
->ssm_info
= pim_ssm_init();
98 pim_instance_terminate(pim
);
102 pim
->static_routes
= list_new();
103 if (!pim
->static_routes
) {
104 zlog_err("%s %s: failure: static_routes=list_new()", __FILE__
,
105 __PRETTY_FUNCTION__
);
106 pim_instance_terminate(pim
);
109 pim
->static_routes
->del
= (void (*)(void *))pim_static_route_free
;
111 pim
->send_v6_secondary
= 1;
113 if (vrf
->vrf_id
== VRF_DEFAULT
)
120 pim_upstream_init(pim
);
122 pim
->last_route_change_time
= -1;
126 struct pim_instance
*pim_get_pim_instance(vrf_id_t vrf_id
)
128 struct vrf
*vrf
= vrf_lookup_by_id(vrf_id
);
136 static int pim_vrf_new(struct vrf
*vrf
)
138 struct pim_instance
*pim
= pim_instance_init(vrf
);
140 zlog_debug("VRF Created: %s(%u)", vrf
->name
, vrf
->vrf_id
);
142 zlog_err("%s %s: pim class init failure ", __FILE__
,
143 __PRETTY_FUNCTION__
);
145 * We will crash and burn otherwise
150 vrf
->info
= (void *)pim
;
152 if (vrf
->vrf_id
== VRF_DEFAULT
)
155 pim_ssmpingd_init(pim
);
159 static int pim_vrf_delete(struct vrf
*vrf
)
161 struct pim_instance
*pim
= vrf
->info
;
163 zlog_debug("VRF Deletion: %s(%u)", vrf
->name
, vrf
->vrf_id
);
165 pim_ssmpingd_destroy(pim
);
166 pim_instance_terminate(pim
);
171 * Code to turn on the pim instance that
172 * we have created with new
174 static int pim_vrf_enable(struct vrf
*vrf
)
176 struct pim_instance
*pim
= (struct pim_instance
*)vrf
->info
;
178 zlog_debug("%s: for %s", __PRETTY_FUNCTION__
, vrf
->name
);
180 pim_mroute_socket_enable(pim
);
185 static int pim_vrf_disable(struct vrf
*vrf
)
187 /* Note: This is a callback, the VRF will be deleted by the caller. */
191 static int pim_vrf_config_write(struct vty
*vty
)
194 struct pim_instance
*pim
;
196 RB_FOREACH (vrf
, vrf_name_head
, &vrfs_by_name
) {
202 if (vrf
->vrf_id
!= VRF_DEFAULT
)
203 vty_frame(vty
, "vrf %s\n", vrf
->name
);
205 pim_global_config_write_worker(pim
, vty
);
207 if (vrf
->vrf_id
!= VRF_DEFAULT
)
208 vty_endframe(vty
, "!\n");
214 void pim_vrf_init(void)
216 vrf_init(pim_vrf_new
, pim_vrf_enable
, pim_vrf_disable
, pim_vrf_delete
);
218 vrf_cmd_init(pim_vrf_config_write
, &pimd_privs
);
221 void pim_vrf_terminate(void)