]>
Commit | Line | Data |
---|---|---|
ca10883e DS |
1 | /* |
2 | Copyright 2011 by Matthieu Boutier and Juliusz Chroboczek | |
3 | ||
4 | Permission is hereby granted, free of charge, to any person obtaining a copy | |
5 | of this software and associated documentation files (the "Software"), to deal | |
6 | in the Software without restriction, including without limitation the rights | |
7 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
8 | copies of the Software, and to permit persons to whom the Software is | |
9 | furnished to do so, subject to the following conditions: | |
10 | ||
11 | The above copyright notice and this permission notice shall be included in | |
12 | all copies or substantial portions of the Software. | |
13 | ||
14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
17 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
18 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
19 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
20 | THE SOFTWARE. | |
21 | */ | |
22 | ||
23 | /* FRR's includes */ | |
24 | #include <zebra.h> | |
25 | #include "command.h" | |
26 | #include "zclient.h" | |
27 | #include "stream.h" | |
28 | ||
29 | /* babel's includes*/ | |
30 | #include "babel_zebra.h" | |
31 | #include "babel_interface.h" | |
32 | #include "xroute.h" | |
33 | #include "util.h" | |
34 | ||
35 | void babelz_zebra_init(void); | |
36 | ||
37 | ||
38 | /* we must use a pointer because of zclient.c's functions (new, free). */ | |
39 | struct zclient *zclient; | |
ca10883e DS |
40 | |
41 | /* Debug types */ | |
2b64873d | 42 | static const struct { |
ca10883e DS |
43 | int type; |
44 | int str_min_len; | |
45 | const char *str; | |
46 | } debug_type[] = { | |
47 | {BABEL_DEBUG_COMMON, 1, "common"}, | |
48 | {BABEL_DEBUG_KERNEL, 1, "kernel"}, | |
49 | {BABEL_DEBUG_FILTER, 1, "filter"}, | |
50 | {BABEL_DEBUG_TIMEOUT, 1, "timeout"}, | |
51 | {BABEL_DEBUG_IF, 1, "interface"}, | |
52 | {BABEL_DEBUG_ROUTE, 1, "route"}, | |
53 | {BABEL_DEBUG_ALL, 1, "all"}, | |
54 | {0, 0, NULL} | |
55 | }; | |
56 | ||
74489921 | 57 | /* Zebra route add and delete treatment. */ |
ca10883e | 58 | static int |
121f9dee | 59 | babel_zebra_read_route (ZAPI_CALLBACK_ARGS) |
ca10883e | 60 | { |
74489921 | 61 | struct zapi_route api; |
ca10883e | 62 | |
74489921 RW |
63 | if (zapi_route_decode(zclient->ibuf, &api) < 0) |
64 | return -1; | |
ca10883e | 65 | |
74489921 RW |
66 | /* we completely ignore srcdest routes for now. */ |
67 | if (CHECK_FLAG(api.message, ZAPI_MESSAGE_SRCPFX)) | |
68 | return 0; | |
ca10883e | 69 | |
121f9dee | 70 | if (cmd == ZEBRA_REDISTRIBUTE_ROUTE_ADD) { |
74489921 | 71 | babel_route_add(&api); |
ca10883e | 72 | } else { |
74489921 | 73 | babel_route_delete(&api); |
ca10883e DS |
74 | } |
75 | ||
76 | return 0; | |
77 | } | |
78 | ||
ca10883e DS |
79 | /* [Babel Command] */ |
80 | DEFUN (babel_redistribute_type, | |
81 | babel_redistribute_type_cmd, | |
dd8765ca RW |
82 | "[no] redistribute <ipv4 " FRR_IP_REDIST_STR_BABELD "|ipv6 " FRR_IP6_REDIST_STR_BABELD ">", |
83 | NO_STR | |
ca10883e | 84 | "Redistribute\n" |
dd8765ca RW |
85 | "Redistribute IPv4 routes\n" |
86 | FRR_IP_REDIST_HELP_STR_BABELD | |
87 | "Redistribute IPv6 routes\n" | |
88 | FRR_IP6_REDIST_HELP_STR_BABELD) | |
ca10883e | 89 | { |
dd8765ca RW |
90 | int negate = 0; |
91 | int family; | |
92 | int afi; | |
ca10883e | 93 | int type; |
dd8765ca | 94 | int idx = 0; |
ca10883e | 95 | |
dd8765ca RW |
96 | if (argv_find(argv, argc, "no", &idx)) |
97 | negate = 1; | |
98 | argv_find(argv, argc, "redistribute", &idx); | |
99 | family = str2family(argv[idx + 1]->text); | |
100 | if (family < 0) | |
f1a05de9 | 101 | return CMD_WARNING_CONFIG_FAILED; |
ca10883e | 102 | |
dd8765ca RW |
103 | afi = family2afi(family); |
104 | if (!afi) | |
105 | return CMD_WARNING_CONFIG_FAILED; | |
ca10883e | 106 | |
dd8765ca | 107 | type = proto_redistnum(afi, argv[idx + 2]->text); |
ca10883e | 108 | if (type < 0) { |
dd8765ca | 109 | vty_out (vty, "Invalid type %s\n", argv[idx + 2]->arg); |
f1a05de9 | 110 | return CMD_WARNING_CONFIG_FAILED; |
ca10883e DS |
111 | } |
112 | ||
dd8765ca RW |
113 | if (!negate) |
114 | zclient_redistribute (ZEBRA_REDISTRIBUTE_ADD, zclient, afi, type, 0, VRF_DEFAULT); | |
115 | else { | |
116 | zclient_redistribute (ZEBRA_REDISTRIBUTE_DELETE, zclient, afi, type, 0, VRF_DEFAULT); | |
117 | /* perhaps should we remove xroutes having the same type... */ | |
118 | } | |
ca10883e DS |
119 | return CMD_SUCCESS; |
120 | } | |
121 | ||
122 | #ifndef NO_DEBUG | |
123 | /* [Babel Command] */ | |
124 | DEFUN (debug_babel, | |
125 | debug_babel_cmd, | |
f7bf422e | 126 | "debug babel <common|kernel|filter|timeout|interface|route|all>", |
ca10883e DS |
127 | "Enable debug messages for specific or all part.\n" |
128 | "Babel information\n" | |
129 | "Common messages (default)\n" | |
130 | "Kernel messages\n" | |
131 | "Filter messages\n" | |
132 | "Timeout messages\n" | |
133 | "Interface messages\n" | |
134 | "Route messages\n" | |
135 | "All messages\n") | |
136 | { | |
137 | int i; | |
138 | ||
139 | for(i = 0; debug_type[i].str != NULL; i++) { | |
140 | if (strncmp (debug_type[i].str, argv[2]->arg, | |
141 | debug_type[i].str_min_len) == 0) { | |
142 | debug |= debug_type[i].type; | |
143 | return CMD_SUCCESS; | |
144 | } | |
145 | } | |
146 | ||
5c7571d4 | 147 | vty_out (vty, "Invalid type %s\n", argv[2]->arg); |
ca10883e | 148 | |
f1a05de9 | 149 | return CMD_WARNING_CONFIG_FAILED; |
ca10883e DS |
150 | } |
151 | ||
152 | /* [Babel Command] */ | |
153 | DEFUN (no_debug_babel, | |
154 | no_debug_babel_cmd, | |
f7bf422e | 155 | "no debug babel <common|kernel|filter|timeout|interface|route|all>", |
ca10883e DS |
156 | NO_STR |
157 | "Disable debug messages for specific or all part.\n" | |
158 | "Babel information\n" | |
159 | "Common messages (default)\n" | |
160 | "Kernel messages\n" | |
161 | "Filter messages\n" | |
162 | "Timeout messages\n" | |
163 | "Interface messages\n" | |
164 | "Route messages\n" | |
165 | "All messages\n") | |
166 | { | |
167 | int i; | |
168 | ||
169 | for (i = 0; debug_type[i].str; i++) { | |
170 | if (strncmp(debug_type[i].str, argv[3]->arg, | |
171 | debug_type[i].str_min_len) == 0) { | |
172 | debug &= ~debug_type[i].type; | |
173 | return CMD_SUCCESS; | |
174 | } | |
175 | } | |
176 | ||
5c7571d4 | 177 | vty_out (vty, "Invalid type %s\n", argv[3]->arg); |
ca10883e | 178 | |
f1a05de9 | 179 | return CMD_WARNING_CONFIG_FAILED; |
ca10883e DS |
180 | } |
181 | #endif /* NO_DEBUG */ | |
182 | ||
183 | /* Output "debug" statement lines, if necessary. */ | |
184 | int | |
185 | debug_babel_config_write (struct vty * vty) | |
186 | { | |
187 | #ifdef NO_DEBUG | |
188 | return 0; | |
189 | #else | |
190 | int i, lines = 0; | |
191 | ||
192 | if (debug == BABEL_DEBUG_ALL) | |
193 | { | |
5c7571d4 | 194 | vty_out (vty, "debug babel all\n"); |
ca10883e DS |
195 | lines++; |
196 | } | |
197 | else | |
198 | for (i = 0; debug_type[i].str != NULL; i++) | |
199 | if | |
200 | ( | |
201 | debug_type[i].type != BABEL_DEBUG_ALL | |
202 | && CHECK_FLAG (debug, debug_type[i].type) | |
203 | ) | |
204 | { | |
5c7571d4 | 205 | vty_out (vty, "debug babel %s\n", debug_type[i].str); |
ca10883e DS |
206 | lines++; |
207 | } | |
208 | if (lines) | |
209 | { | |
5c7571d4 | 210 | vty_out (vty, "!\n"); |
ca10883e DS |
211 | lines++; |
212 | } | |
213 | return lines; | |
214 | #endif /* NO_DEBUG */ | |
215 | } | |
216 | ||
87f6dc50 DS |
217 | DEFUN_NOSH (show_debugging_babel, |
218 | show_debugging_babel_cmd, | |
219 | "show debugging [babel]", | |
220 | SHOW_STR | |
221 | DEBUG_STR | |
222 | "Babel") | |
223 | { | |
224 | vty_out(vty, "BABEL debugging status\n"); | |
225 | ||
226 | debug_babel_config_write(vty); | |
227 | ||
228 | return CMD_SUCCESS; | |
229 | } | |
230 | ||
abdcf266 DS |
231 | static void |
232 | babel_zebra_connected (struct zclient *zclient) | |
233 | { | |
234 | zclient_send_reg_requests (zclient, VRF_DEFAULT); | |
235 | } | |
236 | ||
a243d1db DL |
237 | static zclient_handler *const babel_handlers[] = { |
238 | [ZEBRA_INTERFACE_ADDRESS_ADD] = babel_interface_address_add, | |
239 | [ZEBRA_INTERFACE_ADDRESS_DELETE] = babel_interface_address_delete, | |
240 | [ZEBRA_REDISTRIBUTE_ROUTE_ADD] = babel_zebra_read_route, | |
241 | [ZEBRA_REDISTRIBUTE_ROUTE_DEL] = babel_zebra_read_route, | |
242 | }; | |
243 | ||
ca10883e DS |
244 | void babelz_zebra_init(void) |
245 | { | |
a243d1db DL |
246 | zclient = zclient_new(master, &zclient_options_default, babel_handlers, |
247 | array_size(babel_handlers)); | |
342213ea | 248 | zclient_init(zclient, ZEBRA_ROUTE_BABEL, 0, &babeld_privs); |
ca10883e | 249 | |
abdcf266 | 250 | zclient->zebra_connected = babel_zebra_connected; |
ca10883e | 251 | |
ca10883e | 252 | install_element(BABEL_NODE, &babel_redistribute_type_cmd); |
ca10883e DS |
253 | install_element(ENABLE_NODE, &debug_babel_cmd); |
254 | install_element(ENABLE_NODE, &no_debug_babel_cmd); | |
255 | install_element(CONFIG_NODE, &debug_babel_cmd); | |
256 | install_element(CONFIG_NODE, &no_debug_babel_cmd); | |
87f6dc50 | 257 | |
dd73744d | 258 | install_element(ENABLE_NODE, &show_debugging_babel_cmd); |
ca10883e DS |
259 | } |
260 | ||
ca10883e DS |
261 | void |
262 | babel_zebra_close_connexion(void) | |
263 | { | |
264 | zclient_stop(zclient); | |
6b02aecb | 265 | zclient_free(zclient); |
ca10883e | 266 | } |