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Commit | Line | Data |
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acddc0ed | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
12e41d03 | 2 | /* |
896014f4 DL |
3 | * PIM for Quagga |
4 | * Copyright (C) 2008 Everton da Silva Marques | |
896014f4 | 5 | */ |
12e41d03 DL |
6 | |
7 | #include <zebra.h> | |
8 | ||
9 | #include "log.h" | |
10 | #include "memory.h" | |
9df99407 | 11 | #include "if.h" |
dfe43e25 DW |
12 | #include "prefix.h" |
13 | #include "vty.h" | |
14 | #include "plist.h" | |
1bc98276 CS |
15 | #include "hash.h" |
16 | #include "jhash.h" | |
ba4eb1bc | 17 | #include "vrf.h" |
3613d898 | 18 | #include "lib_errors.h" |
c97b34cf | 19 | #include "bfd.h" |
12e41d03 DL |
20 | |
21 | #include "pimd.h" | |
5d613d13 | 22 | #if PIM_IPV == 4 |
12e41d03 | 23 | #include "pim_cmd.h" |
5d613d13 SG |
24 | #else |
25 | #include "pim6_cmd.h" | |
26 | #endif | |
12e41d03 DL |
27 | #include "pim_str.h" |
28 | #include "pim_oil.h" | |
29 | #include "pim_pim.h" | |
12e41d03 | 30 | #include "pim_ssmpingd.h" |
6250610a | 31 | #include "pim_static.h" |
36d6bd7d | 32 | #include "pim_rp.h" |
15a5dafe | 33 | #include "pim_ssm.h" |
3c582f62 | 34 | #include "pim_vxlan.h" |
0b6817c5 | 35 | #include "pim_zlookup.h" |
c2cf4b02 | 36 | #include "pim_zebra.h" |
892c2c44 | 37 | #include "pim_mlag.h" |
12e41d03 | 38 | |
4fdd2942 DS |
39 | #if MAXVIFS > 256 |
40 | CPP_NOTICE("Work needs to be done to make this work properly via the pim mroute socket\n"); | |
41 | #endif /* MAXVIFS > 256 */ | |
42 | ||
29fd9fca | 43 | #if PIM_IPV == 4 |
d62a17ae | 44 | const char *const PIM_ALL_SYSTEMS = MCAST_ALL_SYSTEMS; |
45 | const char *const PIM_ALL_ROUTERS = MCAST_ALL_ROUTERS; | |
46 | const char *const PIM_ALL_PIM_ROUTERS = MCAST_ALL_PIM_ROUTERS; | |
12e41d03 | 47 | const char *const PIM_ALL_IGMP_ROUTERS = MCAST_ALL_IGMP_ROUTERS; |
29fd9fca DL |
48 | #else |
49 | const char *const PIM_ALL_SYSTEMS = "ff02::1"; | |
50 | const char *const PIM_ALL_ROUTERS = "ff02::2"; | |
51 | const char *const PIM_ALL_PIM_ROUTERS = "ff02::d"; | |
52 | const char *const PIM_ALL_IGMP_ROUTERS = "ff02::16"; | |
53 | #endif | |
12e41d03 | 54 | |
36417fcc DS |
55 | DEFINE_MTYPE_STATIC(PIMD, ROUTER, "PIM Router information"); |
56 | ||
57 | struct pim_router *router = NULL; | |
29fd9fca | 58 | pim_addr qpim_all_pim_routers_addr; |
36417fcc | 59 | |
d62a17ae | 60 | void pim_prefix_list_update(struct prefix_list *plist) |
15a5dafe | 61 | { |
d9c9a9ee DS |
62 | struct pim_instance *pim; |
63 | struct vrf *vrf; | |
64 | ||
a2addae8 | 65 | RB_FOREACH (vrf, vrf_name_head, &vrfs_by_name) { |
d9c9a9ee DS |
66 | pim = vrf->info; |
67 | if (!pim) | |
68 | continue; | |
69 | ||
70 | pim_rp_prefix_list_update(pim, plist); | |
6f439a70 | 71 | pim_ssm_prefix_list_update(pim, plist); |
d9c9a9ee DS |
72 | pim_upstream_spt_prefix_list_update(pim, plist); |
73 | } | |
15a5dafe | 74 | } |
75 | ||
4d762f26 | 76 | static void pim_free(void) |
12e41d03 | 77 | { |
d62a17ae | 78 | pim_route_map_terminate(); |
0b6817c5 | 79 | |
d62a17ae | 80 | zclient_lookup_free(); |
12e41d03 DL |
81 | } |
82 | ||
36417fcc DS |
83 | void pim_router_init(void) |
84 | { | |
85 | router = XCALLOC(MTYPE_ROUTER, sizeof(*router)); | |
86 | ||
046b1aa7 | 87 | router->debugs = 0; |
36417fcc | 88 | router->master = frr_init(); |
5b45753e | 89 | router->t_periodic = PIM_DEFAULT_T_PERIODIC; |
75700af6 | 90 | router->multipath = MULTIPATH_NUM; |
d17612dd DS |
91 | |
92 | /* | |
93 | RFC 4601: 4.6.3. Assert Metrics | |
94 | ||
95 | assert_metric | |
96 | infinite_assert_metric() { | |
97 | return {1,infinity,infinity,0} | |
98 | } | |
99 | */ | |
100 | router->infinite_assert_metric.rpt_bit_flag = 1; | |
101 | router->infinite_assert_metric.metric_preference = | |
102 | PIM_ASSERT_METRIC_PREFERENCE_MAX; | |
103 | router->infinite_assert_metric.route_metric = | |
104 | PIM_ASSERT_ROUTE_METRIC_MAX; | |
efd66f7b | 105 | router->infinite_assert_metric.ip_address = PIMADDR_ANY; |
da03883e | 106 | router->rpf_cache_refresh_delay_msec = 50; |
2925dff5 | 107 | router->register_suppress_time = PIM_REGISTER_SUPPRESSION_TIME_DEFAULT; |
75373cca | 108 | router->packet_process = PIM_DEFAULT_PACKET_PROCESS; |
a6c5db59 | 109 | router->register_probe_time = PIM_REGISTER_PROBE_TIME_DEFAULT; |
4dfe9ad2 | 110 | router->vrf_id = VRF_DEFAULT; |
17823cdd DS |
111 | router->pim_mlag_intf_cnt = 0; |
112 | router->connected_to_mlag = false; | |
36417fcc DS |
113 | } |
114 | ||
115 | void pim_router_terminate(void) | |
116 | { | |
117 | XFREE(MTYPE_ROUTER, router); | |
118 | } | |
119 | ||
120 | void pim_init(void) | |
12e41d03 | 121 | { |
29fd9fca DL |
122 | if (!inet_pton(PIM_AF, PIM_ALL_PIM_ROUTERS, |
123 | &qpim_all_pim_routers_addr)) { | |
af4c2728 | 124 | flog_err( |
450971aa | 125 | EC_LIB_SOCKET, |
d62a17ae | 126 | "%s %s: could not solve %s to group address: errno=%d: %s", |
15569c58 DA |
127 | __FILE__, __func__, PIM_ALL_PIM_ROUTERS, errno, |
128 | safe_strerror(errno)); | |
df5dfb77 | 129 | assert(0); |
d62a17ae | 130 | return; |
131 | } | |
132 | ||
d62a17ae | 133 | pim_cmd_init(); |
12e41d03 DL |
134 | } |
135 | ||
4d762f26 | 136 | void pim_terminate(void) |
12e41d03 | 137 | { |
d62a17ae | 138 | struct zclient *zclient; |
da13682c | 139 | |
c97b34cf IR |
140 | bfd_protocol_integration_set_shutdown(true); |
141 | ||
d62a17ae | 142 | /* reverse prefix_list_init */ |
143 | prefix_list_add_hook(NULL); | |
144 | prefix_list_delete_hook(NULL); | |
145 | prefix_list_reset(); | |
1bc98276 | 146 | |
3c582f62 | 147 | pim_vxlan_terminate(); |
d62a17ae | 148 | pim_vrf_terminate(); |
da13682c | 149 | |
d62a17ae | 150 | zclient = pim_zebra_zclient_get(); |
151 | if (zclient) { | |
152 | zclient_stop(zclient); | |
153 | zclient_free(zclient); | |
154 | } | |
8879bd22 | 155 | |
aed536d4 | 156 | pim_free(); |
10fe382b | 157 | pim_mlag_terminate(); |
36417fcc | 158 | pim_router_terminate(); |
aed536d4 | 159 | |
8879bd22 | 160 | frr_fini(); |
12e41d03 | 161 | } |