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1 /*
2 * PIM for Quagga
3 * Copyright (C) 2008 Everton da Silva Marques
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; see the file COPYING; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18 */
19
20 #include <zebra.h>
21
22 #include "log.h"
23 #include "privs.h"
24 #include "version.h"
25 #include <getopt.h>
26 #include "command.h"
27 #include "thread.h"
28 #include <signal.h>
29
30 #include "memory.h"
31 #include "vrf.h"
32 #include "memory_vty.h"
33 #include "filter.h"
34 #include "vty.h"
35 #include "sigevent.h"
36 #include "version.h"
37 #include "prefix.h"
38 #include "plist.h"
39 #include "vrf.h"
40 #include "libfrr.h"
41
42 #include "pimd.h"
43 #include "pim_instance.h"
44 #include "pim_version.h"
45 #include "pim_signals.h"
46 #include "pim_zebra.h"
47 #include "pim_msdp.h"
48 #include "pim_iface.h"
49 #include "pim_bfd.h"
50 #include "pim_errors.h"
51
52 extern struct host host;
53
54 struct option longopts[] = {{0}};
55
56 /* pimd privileges */
57 zebra_capabilities_t _caps_p[] = {
58 ZCAP_NET_ADMIN, ZCAP_SYS_ADMIN, ZCAP_NET_RAW, ZCAP_BIND,
59 };
60
61 /* pimd privileges to run with */
62 struct zebra_privs_t pimd_privs = {
63 #if defined(FRR_USER) && defined(FRR_GROUP)
64 .user = FRR_USER,
65 .group = FRR_GROUP,
66 #endif
67 #ifdef VTY_GROUP
68 .vty_group = VTY_GROUP,
69 #endif
70 .caps_p = _caps_p,
71 .cap_num_p = array_size(_caps_p),
72 .cap_num_i = 0};
73
74 static const struct frr_yang_module_info *pimd_yang_modules[] = {
75 &frr_interface_info,
76 };
77
78 FRR_DAEMON_INFO(pimd, PIM, .vty_port = PIMD_VTY_PORT,
79
80 .proghelp = "Implementation of the PIM routing protocol.",
81
82 .signals = pimd_signals,
83 .n_signals = 4 /* XXX array_size(pimd_signals) XXX*/,
84
85 .privs = &pimd_privs, .yang_modules = pimd_yang_modules,
86 .n_yang_modules = array_size(pimd_yang_modules), )
87
88
89 int main(int argc, char **argv, char **envp)
90 {
91 frr_preinit(&pimd_di, argc, argv);
92 frr_opt_add("", longopts, "");
93
94 /* this while just reads the options */
95 while (1) {
96 int opt;
97
98 opt = frr_getopt(argc, argv, NULL);
99
100 if (opt == EOF)
101 break;
102
103 switch (opt) {
104 case 0:
105 break;
106 default:
107 frr_help_exit(1);
108 break;
109 }
110 }
111
112 pim_router_init();
113
114 /*
115 * Initializations
116 */
117 pim_error_init();
118 pim_vrf_init();
119 access_list_init();
120 prefix_list_init();
121 prefix_list_add_hook(pim_prefix_list_update);
122 prefix_list_delete_hook(pim_prefix_list_update);
123
124 pim_route_map_init();
125 pim_init();
126
127 /*
128 * Initialize zclient "update" and "lookup" sockets
129 */
130 pim_zebra_init();
131 pim_bfd_init();
132
133 frr_config_fork();
134
135 #ifdef PIM_DEBUG_BYDEFAULT
136 zlog_notice("PIM_DEBUG_BYDEFAULT: Enabling all debug commands");
137 PIM_DO_DEBUG_PIM_EVENTS;
138 PIM_DO_DEBUG_PIM_PACKETS;
139 PIM_DO_DEBUG_PIM_TRACE;
140 PIM_DO_DEBUG_IGMP_EVENTS;
141 PIM_DO_DEBUG_IGMP_PACKETS;
142 PIM_DO_DEBUG_IGMP_TRACE;
143 PIM_DO_DEBUG_ZEBRA;
144 #endif
145
146 #ifdef PIM_CHECK_RECV_IFINDEX_SANITY
147 zlog_notice(
148 "PIM_CHECK_RECV_IFINDEX_SANITY: will match sock/recv ifindex");
149 #ifdef PIM_REPORT_RECV_IFINDEX_MISMATCH
150 zlog_notice(
151 "PIM_REPORT_RECV_IFINDEX_MISMATCH: will report sock/recv ifindex mismatch");
152 #endif
153 #endif
154
155 #ifdef PIM_UNEXPECTED_KERNEL_UPCALL
156 zlog_notice(
157 "PIM_UNEXPECTED_KERNEL_UPCALL: report unexpected kernel upcall");
158 #endif
159
160 frr_run(router->master);
161
162 /* never reached */
163 return 0;
164 }