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acddc0ed | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
10fe382b DL |
2 | /* |
3 | * PIMv6 main() | |
4 | * Copyright (C) 2021 David Lamparter for NetDEF, Inc. | |
5 | * Copyright (C) 2008 Everton da Silva Marques (pim_main.c) | |
10fe382b DL |
6 | */ |
7 | ||
8 | #include <zebra.h> | |
9 | ||
10 | #include "lib/vrf.h" | |
11 | #include "lib/filter.h" | |
12 | #include "lib/plist.h" | |
13 | #include "lib/routemap.h" | |
14 | #include "lib/routing_nb.h" | |
15 | ||
16 | #include "lib/privs.h" | |
17 | #include "lib/sigevent.h" | |
18 | #include "lib/libfrr.h" | |
19 | #include "lib/version.h" | |
20 | ||
21 | #include "pimd.h" | |
22 | #include "pim_instance.h" | |
23 | #include "pim_errors.h" | |
24 | #include "pim_iface.h" | |
25 | #include "pim_zebra.h" | |
e8515e32 | 26 | #include "pim_nb.h" |
5d613d13 | 27 | #include "pim6_cmd.h" |
5e5034b0 | 28 | #include "pim6_mld.h" |
10fe382b DL |
29 | |
30 | zebra_capabilities_t _caps_p[] = { | |
31 | ZCAP_SYS_ADMIN, | |
32 | ZCAP_NET_ADMIN, | |
33 | ZCAP_NET_RAW, | |
34 | ZCAP_BIND, | |
35 | }; | |
36 | ||
37 | /* pimd privileges to run with */ | |
38 | struct zebra_privs_t pimd_privs = { | |
39 | #if defined(FRR_USER) && defined(FRR_GROUP) | |
40 | .user = FRR_USER, | |
41 | .group = FRR_GROUP, | |
42 | #endif | |
43 | #ifdef VTY_GROUP | |
44 | .vty_group = VTY_GROUP, | |
45 | #endif | |
46 | .caps_p = _caps_p, | |
47 | .cap_num_p = array_size(_caps_p), | |
48 | .cap_num_i = 0, | |
49 | }; | |
50 | ||
51 | static void pim6_terminate(void); | |
52 | ||
53 | static void pim6_sighup(void) | |
54 | { | |
55 | zlog_info("SIGHUP received, ignoring"); | |
56 | } | |
57 | ||
58 | static void pim6_sigint(void) | |
59 | { | |
60 | zlog_notice("Terminating on signal SIGINT"); | |
61 | pim6_terminate(); | |
62 | exit(1); | |
63 | } | |
64 | ||
65 | static void pim6_sigterm(void) | |
66 | { | |
67 | zlog_notice("Terminating on signal SIGTERM"); | |
68 | pim6_terminate(); | |
69 | exit(1); | |
70 | } | |
71 | ||
72 | static void pim6_sigusr1(void) | |
73 | { | |
74 | zlog_rotate(); | |
75 | } | |
76 | ||
77 | struct frr_signal_t pim6d_signals[] = { | |
78 | { | |
79 | .signal = SIGHUP, | |
80 | .handler = &pim6_sighup, | |
81 | }, | |
82 | { | |
83 | .signal = SIGUSR1, | |
84 | .handler = &pim6_sigusr1, | |
85 | }, | |
86 | { | |
87 | .signal = SIGINT, | |
88 | .handler = &pim6_sigint, | |
89 | }, | |
90 | { | |
91 | .signal = SIGTERM, | |
92 | .handler = &pim6_sigterm, | |
93 | }, | |
94 | }; | |
95 | ||
96 | static const struct frr_yang_module_info *const pim6d_yang_modules[] = { | |
97 | &frr_filter_info, | |
98 | &frr_interface_info, | |
99 | &frr_route_map_info, | |
100 | &frr_vrf_info, | |
101 | &frr_routing_info, | |
e8515e32 | 102 | &frr_pim_info, |
103 | &frr_pim_rp_info, | |
104 | &frr_gmp_info, | |
10fe382b DL |
105 | }; |
106 | ||
107 | /* clang-format off */ | |
108 | FRR_DAEMON_INFO(pim6d, PIM6, | |
8a86ada1 | 109 | .vty_port = PIM6D_VTY_PORT, |
10fe382b DL |
110 | .proghelp = "Protocol Independent Multicast (RFC7761) for IPv6", |
111 | ||
112 | .signals = pim6d_signals, | |
113 | .n_signals = array_size(pim6d_signals), | |
114 | ||
115 | .privs = &pimd_privs, | |
116 | ||
117 | .yang_modules = pim6d_yang_modules, | |
118 | .n_yang_modules = array_size(pim6d_yang_modules), | |
119 | ); | |
120 | /* clang-format on */ | |
121 | ||
10fe382b DL |
122 | int main(int argc, char **argv, char **envp) |
123 | { | |
124 | static struct option longopts[] = { | |
125 | {}, | |
126 | }; | |
127 | ||
128 | frr_preinit(&pim6d_di, argc, argv); | |
129 | frr_opt_add("", longopts, ""); | |
130 | ||
131 | /* this while just reads the options */ | |
132 | while (1) { | |
133 | int opt; | |
134 | ||
135 | opt = frr_getopt(argc, argv, NULL); | |
136 | ||
137 | if (opt == EOF) | |
138 | break; | |
139 | ||
140 | switch (opt) { | |
141 | case 0: | |
142 | break; | |
143 | default: | |
144 | frr_help_exit(1); | |
145 | } | |
146 | } | |
147 | ||
148 | pim_router_init(); | |
10fe382b DL |
149 | |
150 | access_list_init(); | |
151 | prefix_list_init(); | |
152 | ||
153 | /* | |
154 | * Initializations | |
155 | */ | |
156 | pim_error_init(); | |
157 | pim_vrf_init(); | |
158 | #if 0 | |
159 | prefix_list_add_hook(pim_prefix_list_update); | |
160 | prefix_list_delete_hook(pim_prefix_list_update); | |
161 | ||
162 | pim_route_map_init(); | |
10fe382b | 163 | #endif |
334326ed | 164 | pim_init(); |
10fe382b DL |
165 | /* |
166 | * Initialize zclient "update" and "lookup" sockets | |
167 | */ | |
6b88faa7 | 168 | pim_iface_init(); |
10fe382b | 169 | |
5e5034b0 DL |
170 | gm_cli_init(); |
171 | ||
10fe382b | 172 | pim_zebra_init(); |
94120cb2 | 173 | #if 0 |
10fe382b DL |
174 | pim_bfd_init(); |
175 | pim_mlag_init(); | |
ac529e18 | 176 | #endif |
10fe382b DL |
177 | |
178 | hook_register(routing_conf_event, | |
179 | routing_control_plane_protocols_name_validate); | |
180 | ||
181 | routing_control_plane_protocols_register_vrf_dependency(); | |
10fe382b DL |
182 | |
183 | frr_config_fork(); | |
184 | frr_run(router->master); | |
185 | ||
186 | /* never reached */ | |
187 | return 0; | |
188 | } | |
189 | ||
190 | static void pim6_terminate(void) | |
191 | { | |
192 | pim_vrf_terminate(); | |
193 | pim_router_terminate(); | |
194 | ||
195 | prefix_list_reset(); | |
196 | access_list_reset(); | |
197 | ||
198 | frr_fini(); | |
199 | } |