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acddc0ed | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
8a71d93d DS |
2 | /* |
3 | * SHARP - main code | |
4 | * Copyright (C) Cumulus Networks, Inc. | |
5 | * Donald Sharp | |
8a71d93d DS |
6 | */ |
7 | #include <zebra.h> | |
8 | ||
9 | #include <lib/version.h> | |
10 | #include "getopt.h" | |
24a58196 | 11 | #include "frrevent.h" |
8a71d93d DS |
12 | #include "prefix.h" |
13 | #include "linklist.h" | |
14 | #include "if.h" | |
15 | #include "vector.h" | |
16 | #include "vty.h" | |
17 | #include "command.h" | |
18 | #include "filter.h" | |
19 | #include "plist.h" | |
20 | #include "stream.h" | |
21 | #include "log.h" | |
22 | #include "memory.h" | |
23 | #include "privs.h" | |
24 | #include "sigevent.h" | |
25 | #include "zclient.h" | |
26 | #include "keychain.h" | |
27 | #include "distribute.h" | |
28 | #include "libfrr.h" | |
29 | #include "routemap.h" | |
694b242f | 30 | #include "nexthop_group.h" |
1888e243 | 31 | #include "link_state.h" |
8a71d93d DS |
32 | |
33 | #include "sharp_zebra.h" | |
34 | #include "sharp_vty.h" | |
d21f1a93 | 35 | #include "sharp_globals.h" |
569e87c0 | 36 | #include "sharp_nht.h" |
8a71d93d | 37 | |
bf8d3d6a | 38 | DEFINE_MGROUP(SHARPD, "sharpd"); |
86da53ab | 39 | |
8a71d93d | 40 | zebra_capabilities_t _caps_p[] = { |
8a71d93d DS |
41 | }; |
42 | ||
43 | struct zebra_privs_t sharp_privs = { | |
44 | #if defined(FRR_USER) && defined(FRR_GROUP) | |
45 | .user = FRR_USER, | |
46 | .group = FRR_GROUP, | |
47 | #endif | |
48 | #if defined(VTY_GROUP) | |
49 | .vty_group = VTY_GROUP, | |
50 | #endif | |
51 | .caps_p = _caps_p, | |
52 | .cap_num_p = array_size(_caps_p), | |
53 | .cap_num_i = 0}; | |
54 | ||
55 | struct option longopts[] = {{0}}; | |
56 | ||
57 | /* Master of threads. */ | |
cd9d0537 | 58 | struct event_loop *master; |
8a71d93d DS |
59 | |
60 | /* SIGHUP handler. */ | |
61 | static void sighup(void) | |
62 | { | |
63 | zlog_info("SIGHUP received"); | |
64 | } | |
65 | ||
66 | /* SIGINT / SIGTERM handler. */ | |
67 | static void sigint(void) | |
68 | { | |
69 | zlog_notice("Terminating on signal"); | |
70 | ||
41b21bfa MS |
71 | frr_fini(); |
72 | ||
8a71d93d DS |
73 | exit(0); |
74 | } | |
75 | ||
76 | /* SIGUSR1 handler. */ | |
77 | static void sigusr1(void) | |
78 | { | |
79 | zlog_rotate(); | |
80 | } | |
81 | ||
7cc91e67 | 82 | struct frr_signal_t sharp_signals[] = { |
8a71d93d DS |
83 | { |
84 | .signal = SIGHUP, | |
85 | .handler = &sighup, | |
86 | }, | |
87 | { | |
88 | .signal = SIGUSR1, | |
89 | .handler = &sigusr1, | |
90 | }, | |
91 | { | |
92 | .signal = SIGINT, | |
93 | .handler = &sigint, | |
94 | }, | |
95 | { | |
96 | .signal = SIGTERM, | |
97 | .handler = &sigint, | |
98 | }, | |
99 | }; | |
100 | ||
101 | #define SHARP_VTY_PORT 2614 | |
102 | ||
0d8c7a26 | 103 | static const struct frr_yang_module_info *const sharpd_yang_modules[] = { |
fb7f5aa8 | 104 | &frr_filter_info, |
6c6959e8 DS |
105 | &frr_interface_info, |
106 | &frr_route_map_info, | |
6fd8972a | 107 | &frr_vrf_info, |
8fcdd0d6 RW |
108 | }; |
109 | ||
8a71d93d DS |
110 | FRR_DAEMON_INFO(sharpd, SHARP, .vty_port = SHARP_VTY_PORT, |
111 | ||
112 | .proghelp = "Implementation of a Sharp of routes daemon.", | |
113 | ||
114 | .signals = sharp_signals, | |
115 | .n_signals = array_size(sharp_signals), | |
116 | ||
8fcdd0d6 | 117 | .privs = &sharp_privs, .yang_modules = sharpd_yang_modules, |
80413c20 DL |
118 | .n_yang_modules = array_size(sharpd_yang_modules), |
119 | ); | |
8a71d93d | 120 | |
d21f1a93 DS |
121 | struct sharp_global sg; |
122 | ||
123 | static void sharp_global_init(void) | |
124 | { | |
125 | memset(&sg, 0, sizeof(sg)); | |
86da53ab | 126 | sg.nhs = list_new(); |
1888e243 | 127 | sg.ted = NULL; |
ade3eebc | 128 | sg.srv6_locators = list_new(); |
d21f1a93 | 129 | } |
8a71d93d | 130 | |
f8e6ada8 DS |
131 | static void sharp_start_configuration(void) |
132 | { | |
133 | zlog_debug("Configuration has started to be read"); | |
134 | } | |
135 | ||
136 | static void sharp_end_configuration(void) | |
137 | { | |
138 | zlog_debug("Configuration has finished being read"); | |
139 | } | |
140 | ||
8a71d93d DS |
141 | int main(int argc, char **argv, char **envp) |
142 | { | |
143 | frr_preinit(&sharpd_di, argc, argv); | |
144 | frr_opt_add("", longopts, ""); | |
145 | ||
146 | while (1) { | |
147 | int opt; | |
148 | ||
149 | opt = frr_getopt(argc, argv, NULL); | |
150 | ||
151 | if (opt == EOF) | |
152 | break; | |
153 | ||
154 | switch (opt) { | |
155 | case 0: | |
156 | break; | |
157 | default: | |
158 | frr_help_exit(1); | |
8a71d93d DS |
159 | } |
160 | } | |
161 | ||
162 | master = frr_init(); | |
163 | ||
f8e6ada8 DS |
164 | cmd_init_config_callbacks(sharp_start_configuration, |
165 | sharp_end_configuration); | |
d21f1a93 DS |
166 | sharp_global_init(); |
167 | ||
569e87c0 | 168 | sharp_nhgroup_init(); |
ac2cb9bf | 169 | vrf_init(NULL, NULL, NULL, NULL); |
8a71d93d DS |
170 | |
171 | sharp_zebra_init(); | |
172 | ||
173 | /* Get configuration file. */ | |
174 | sharp_vty_init(); | |
175 | ||
176 | frr_config_fork(); | |
177 | frr_run(master); | |
178 | ||
179 | /* Not reached. */ | |
180 | return 0; | |
181 | } |