| File: | src/usr.sbin/relayd/config.c |
| Warning: | line 1057, column 3 Value stored to 's' is never read |
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| 1 | /* $OpenBSD: config.c,v 1.44 2023/06/25 08:07:38 op Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 2011 - 2014 Reyk Floeter <reyk@openbsd.org> |
| 5 | * |
| 6 | * Permission to use, copy, modify, and distribute this software for any |
| 7 | * purpose with or without fee is hereby granted, provided that the above |
| 8 | * copyright notice and this permission notice appear in all copies. |
| 9 | * |
| 10 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 11 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 12 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 13 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 14 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 15 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 16 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 17 | */ |
| 18 | |
| 19 | #include <sys/types.h> |
| 20 | #include <sys/queue.h> |
| 21 | #include <sys/time.h> |
| 22 | #include <sys/uio.h> |
| 23 | |
| 24 | #include <stdio.h> |
| 25 | #include <stdlib.h> |
| 26 | #include <unistd.h> |
| 27 | #include <limits.h> |
| 28 | #include <string.h> |
| 29 | #include <imsg.h> |
| 30 | |
| 31 | #include "relayd.h" |
| 32 | |
| 33 | int |
| 34 | config_init(struct relayd *env) |
| 35 | { |
| 36 | struct privsep *ps = env->sc_ps; |
| 37 | u_int what; |
| 38 | |
| 39 | /* Global configuration */ |
| 40 | if (privsep_process == PROC_PARENT) { |
| 41 | env->sc_conf.timeout.tv_sec = CHECK_TIMEOUT200 / 1000; |
| 42 | env->sc_conf.timeout.tv_usec = (CHECK_TIMEOUT200 % 1000) * 1000; |
| 43 | env->sc_conf.interval.tv_sec = CHECK_INTERVAL10; |
| 44 | env->sc_conf.interval.tv_usec = 0; |
| 45 | env->sc_conf.prefork_relay = RELAY_NUMPROC3; |
| 46 | env->sc_conf.statinterval.tv_sec = RELAY_STATINTERVAL60; |
| 47 | env->sc_ps->ps_csock.cs_name = RELAYD_SOCKET"/var/run/relayd.sock"; |
| 48 | } |
| 49 | |
| 50 | ps->ps_what[PROC_PARENT] = CONFIG_ALL0xff; |
| 51 | ps->ps_what[PROC_PFE] = CONFIG_ALL0xff & ~(CONFIG_PROTOS0x08|CONFIG_CERTS0x80); |
| 52 | ps->ps_what[PROC_HCE] = CONFIG_TABLES0x01; |
| 53 | ps->ps_what[PROC_CA] = CONFIG_RELAYS0x04|CONFIG_CERTS0x80; |
| 54 | ps->ps_what[PROC_RELAY] = CONFIG_RELAYS0x04|CONFIG_CERTS0x80| |
| 55 | CONFIG_TABLES0x01|CONFIG_PROTOS0x08|CONFIG_CA_ENGINE0x40; |
| 56 | |
| 57 | /* Other configuration */ |
| 58 | what = ps->ps_what[privsep_process]; |
| 59 | if (what & CONFIG_TABLES0x01) { |
| 60 | if ((env->sc_tables = |
| 61 | calloc(1, sizeof(*env->sc_tables))) == NULL((void *)0)) |
| 62 | return (-1); |
| 63 | TAILQ_INIT(env->sc_tables)do { (env->sc_tables)->tqh_first = ((void *)0); (env-> sc_tables)->tqh_last = &(env->sc_tables)->tqh_first ; } while (0); |
| 64 | |
| 65 | memset(&env->sc_empty_table, 0, sizeof(env->sc_empty_table)); |
| 66 | env->sc_empty_table.conf.id = EMPTY_TABLE0xffffffffU; |
| 67 | env->sc_empty_table.conf.flags |= F_DISABLE0x00000001; |
| 68 | (void)strlcpy(env->sc_empty_table.conf.name, "empty", |
| 69 | sizeof(env->sc_empty_table.conf.name)); |
| 70 | |
| 71 | } |
| 72 | if (what & CONFIG_RDRS0x02) { |
| 73 | if ((env->sc_rdrs = |
| 74 | calloc(1, sizeof(*env->sc_rdrs))) == NULL((void *)0)) |
| 75 | return (-1); |
| 76 | TAILQ_INIT(env->sc_rdrs)do { (env->sc_rdrs)->tqh_first = ((void *)0); (env-> sc_rdrs)->tqh_last = &(env->sc_rdrs)->tqh_first; } while (0); |
| 77 | |
| 78 | } |
| 79 | if (what & CONFIG_RELAYS0x04) { |
| 80 | if ((env->sc_relays = |
| 81 | calloc(1, sizeof(*env->sc_relays))) == NULL((void *)0)) |
| 82 | return (-1); |
| 83 | TAILQ_INIT(env->sc_relays)do { (env->sc_relays)->tqh_first = ((void *)0); (env-> sc_relays)->tqh_last = &(env->sc_relays)->tqh_first ; } while (0); |
| 84 | |
| 85 | if ((env->sc_certs = |
| 86 | calloc(1, sizeof(*env->sc_certs))) == NULL((void *)0)) |
| 87 | return (-1); |
| 88 | TAILQ_INIT(env->sc_certs)do { (env->sc_certs)->tqh_first = ((void *)0); (env-> sc_certs)->tqh_last = &(env->sc_certs)->tqh_first ; } while (0); |
| 89 | |
| 90 | if ((env->sc_pkeys = |
| 91 | calloc(1, sizeof(*env->sc_pkeys))) == NULL((void *)0)) |
| 92 | return (-1); |
| 93 | TAILQ_INIT(env->sc_pkeys)do { (env->sc_pkeys)->tqh_first = ((void *)0); (env-> sc_pkeys)->tqh_last = &(env->sc_pkeys)->tqh_first ; } while (0); |
| 94 | } |
| 95 | if (what & CONFIG_PROTOS0x08) { |
| 96 | if ((env->sc_protos = |
| 97 | calloc(1, sizeof(*env->sc_protos))) == NULL((void *)0)) |
| 98 | return (-1); |
| 99 | TAILQ_INIT(env->sc_protos)do { (env->sc_protos)->tqh_first = ((void *)0); (env-> sc_protos)->tqh_last = &(env->sc_protos)->tqh_first ; } while (0); |
| 100 | |
| 101 | bzero(&env->sc_proto_default, sizeof(env->sc_proto_default)); |
| 102 | env->sc_proto_default.id = EMPTY_ID0xffffffffU; |
| 103 | env->sc_proto_default.flags = F_USED0x00000004; |
| 104 | env->sc_proto_default.tcpflags = TCPFLAG_DEFAULT0x00; |
| 105 | env->sc_proto_default.tcpbacklog = RELAY_BACKLOG10; |
| 106 | env->sc_proto_default.tlsflags = TLSFLAG_DEFAULT(0x08|0x10|0x20); |
| 107 | TAILQ_INIT(&env->sc_proto_default.tlscerts)do { (&env->sc_proto_default.tlscerts)->tqh_first = ((void *)0); (&env->sc_proto_default.tlscerts)->tqh_last = &(&env->sc_proto_default.tlscerts)->tqh_first ; } while (0); |
| 108 | (void)strlcpy(env->sc_proto_default.tlsciphers, |
| 109 | TLSCIPHERS_DEFAULT"HIGH:!aNULL", |
| 110 | sizeof(env->sc_proto_default.tlsciphers)); |
| 111 | (void)strlcpy(env->sc_proto_default.tlsecdhecurves, |
| 112 | TLSECDHECURVES_DEFAULT"default", |
| 113 | sizeof(env->sc_proto_default.tlsecdhecurves)); |
| 114 | (void)strlcpy(env->sc_proto_default.tlsdhparams, |
| 115 | TLSDHPARAM_DEFAULT"none", |
| 116 | sizeof(env->sc_proto_default.tlsdhparams)); |
| 117 | env->sc_proto_default.type = RELAY_PROTO_TCP; |
| 118 | (void)strlcpy(env->sc_proto_default.name, "default", |
| 119 | sizeof(env->sc_proto_default.name)); |
| 120 | } |
| 121 | if (what & CONFIG_RTS0x20) { |
| 122 | if ((env->sc_rts = |
| 123 | calloc(1, sizeof(*env->sc_rts))) == NULL((void *)0)) |
| 124 | return (-1); |
| 125 | TAILQ_INIT(env->sc_rts)do { (env->sc_rts)->tqh_first = ((void *)0); (env->sc_rts )->tqh_last = &(env->sc_rts)->tqh_first; } while (0); |
| 126 | } |
| 127 | if (what & CONFIG_ROUTES0x10) { |
| 128 | if ((env->sc_routes = |
| 129 | calloc(1, sizeof(*env->sc_routes))) == NULL((void *)0)) |
| 130 | return (-1); |
| 131 | TAILQ_INIT(env->sc_routes)do { (env->sc_routes)->tqh_first = ((void *)0); (env-> sc_routes)->tqh_last = &(env->sc_routes)->tqh_first ; } while (0); |
| 132 | } |
| 133 | |
| 134 | return (0); |
| 135 | } |
| 136 | |
| 137 | void |
| 138 | config_purge(struct relayd *env, u_int reset) |
| 139 | { |
| 140 | struct privsep *ps = env->sc_ps; |
| 141 | struct table *table; |
| 142 | struct rdr *rdr; |
| 143 | struct address *virt; |
| 144 | struct protocol *proto; |
| 145 | struct relay_rule *rule; |
| 146 | struct relay *rlay; |
| 147 | struct netroute *nr; |
| 148 | struct router *rt; |
| 149 | struct ca_pkey *pkey; |
| 150 | struct keyname *keyname; |
| 151 | u_int what; |
| 152 | |
| 153 | what = ps->ps_what[privsep_process] & reset; |
| 154 | |
| 155 | if (what & CONFIG_TABLES0x01 && env->sc_tables != NULL((void *)0)) { |
| 156 | while ((table = TAILQ_FIRST(env->sc_tables)((env->sc_tables)->tqh_first)) != NULL((void *)0)) |
| 157 | purge_table(env, env->sc_tables, table); |
| 158 | env->sc_tablecount = 0; |
| 159 | } |
| 160 | if (what & CONFIG_RDRS0x02 && env->sc_rdrs != NULL((void *)0)) { |
| 161 | while ((rdr = TAILQ_FIRST(env->sc_rdrs)((env->sc_rdrs)->tqh_first)) != NULL((void *)0)) { |
| 162 | TAILQ_REMOVE(env->sc_rdrs, rdr, entry)do { if (((rdr)->entry.tqe_next) != ((void *)0)) (rdr)-> entry.tqe_next->entry.tqe_prev = (rdr)->entry.tqe_prev; else (env->sc_rdrs)->tqh_last = (rdr)->entry.tqe_prev ; *(rdr)->entry.tqe_prev = (rdr)->entry.tqe_next; ; ; } while (0); |
| 163 | while ((virt = TAILQ_FIRST(&rdr->virts)((&rdr->virts)->tqh_first)) != NULL((void *)0)) { |
| 164 | TAILQ_REMOVE(&rdr->virts, virt, entry)do { if (((virt)->entry.tqe_next) != ((void *)0)) (virt)-> entry.tqe_next->entry.tqe_prev = (virt)->entry.tqe_prev ; else (&rdr->virts)->tqh_last = (virt)->entry.tqe_prev ; *(virt)->entry.tqe_prev = (virt)->entry.tqe_next; ; ; } while (0); |
| 165 | free(virt); |
| 166 | } |
| 167 | free(rdr); |
| 168 | } |
| 169 | env->sc_rdrcount = 0; |
| 170 | } |
| 171 | if (what & CONFIG_RELAYS0x04 && env->sc_pkeys != NULL((void *)0)) { |
| 172 | while ((pkey = TAILQ_FIRST(env->sc_pkeys)((env->sc_pkeys)->tqh_first)) != NULL((void *)0)) { |
| 173 | TAILQ_REMOVE(env->sc_pkeys, pkey, pkey_entry)do { if (((pkey)->pkey_entry.tqe_next) != ((void *)0)) (pkey )->pkey_entry.tqe_next->pkey_entry.tqe_prev = (pkey)-> pkey_entry.tqe_prev; else (env->sc_pkeys)->tqh_last = ( pkey)->pkey_entry.tqe_prev; *(pkey)->pkey_entry.tqe_prev = (pkey)->pkey_entry.tqe_next; ; ; } while (0); |
| 174 | free(pkey); |
| 175 | } |
| 176 | } |
| 177 | if (what & CONFIG_RELAYS0x04 && env->sc_relays != NULL((void *)0)) { |
| 178 | while ((rlay = TAILQ_FIRST(env->sc_relays)((env->sc_relays)->tqh_first)) != NULL((void *)0)) |
| 179 | purge_relay(env, rlay); |
| 180 | env->sc_relaycount = 0; |
| 181 | } |
| 182 | if (what & CONFIG_PROTOS0x08 && env->sc_protos != NULL((void *)0)) { |
| 183 | while ((proto = TAILQ_FIRST(env->sc_protos)((env->sc_protos)->tqh_first)) != NULL((void *)0)) { |
| 184 | TAILQ_REMOVE(env->sc_protos, proto, entry)do { if (((proto)->entry.tqe_next) != ((void *)0)) (proto) ->entry.tqe_next->entry.tqe_prev = (proto)->entry.tqe_prev ; else (env->sc_protos)->tqh_last = (proto)->entry.tqe_prev ; *(proto)->entry.tqe_prev = (proto)->entry.tqe_next; ; ; } while (0); |
| 185 | while ((rule = TAILQ_FIRST(&proto->rules)((&proto->rules)->tqh_first)) != NULL((void *)0)) |
| 186 | rule_delete(&proto->rules, rule); |
| 187 | proto->rulecount = 0; |
| 188 | } |
| 189 | } |
| 190 | if (what & CONFIG_PROTOS0x08 && env->sc_protos != NULL((void *)0)) { |
| 191 | while ((proto = TAILQ_FIRST(env->sc_protos)((env->sc_protos)->tqh_first)) != NULL((void *)0)) { |
| 192 | TAILQ_REMOVE(env->sc_protos, proto, entry)do { if (((proto)->entry.tqe_next) != ((void *)0)) (proto) ->entry.tqe_next->entry.tqe_prev = (proto)->entry.tqe_prev ; else (env->sc_protos)->tqh_last = (proto)->entry.tqe_prev ; *(proto)->entry.tqe_prev = (proto)->entry.tqe_next; ; ; } while (0); |
| 193 | free(proto->style); |
| 194 | free(proto->tlscapass); |
| 195 | while ((keyname = |
| 196 | TAILQ_FIRST(&proto->tlscerts)((&proto->tlscerts)->tqh_first)) != NULL((void *)0)) { |
| 197 | TAILQ_REMOVE(&proto->tlscerts, keyname, entry)do { if (((keyname)->entry.tqe_next) != ((void *)0)) (keyname )->entry.tqe_next->entry.tqe_prev = (keyname)->entry .tqe_prev; else (&proto->tlscerts)->tqh_last = (keyname )->entry.tqe_prev; *(keyname)->entry.tqe_prev = (keyname )->entry.tqe_next; ; ; } while (0); |
| 198 | free(keyname->name); |
| 199 | free(keyname); |
| 200 | } |
| 201 | free(proto); |
| 202 | } |
| 203 | env->sc_protocount = 0; |
| 204 | } |
| 205 | if (what & CONFIG_RTS0x20 && env->sc_rts != NULL((void *)0)) { |
| 206 | while ((rt = TAILQ_FIRST(env->sc_rts)((env->sc_rts)->tqh_first)) != NULL((void *)0)) { |
| 207 | TAILQ_REMOVE(env->sc_rts, rt, rt_entry)do { if (((rt)->rt_entry.tqe_next) != ((void *)0)) (rt)-> rt_entry.tqe_next->rt_entry.tqe_prev = (rt)->rt_entry.tqe_prev ; else (env->sc_rts)->tqh_last = (rt)->rt_entry.tqe_prev ; *(rt)->rt_entry.tqe_prev = (rt)->rt_entry.tqe_next; ; ; } while (0); |
| 208 | while ((nr = TAILQ_FIRST(&rt->rt_netroutes)((&rt->rt_netroutes)->tqh_first)) != NULL((void *)0)) { |
| 209 | TAILQ_REMOVE(&rt->rt_netroutes, nr, nr_entry)do { if (((nr)->nr_entry.tqe_next) != ((void *)0)) (nr)-> nr_entry.tqe_next->nr_entry.tqe_prev = (nr)->nr_entry.tqe_prev ; else (&rt->rt_netroutes)->tqh_last = (nr)->nr_entry .tqe_prev; *(nr)->nr_entry.tqe_prev = (nr)->nr_entry.tqe_next ; ; ; } while (0); |
| 210 | TAILQ_REMOVE(env->sc_routes, nr, nr_route)do { if (((nr)->nr_route.tqe_next) != ((void *)0)) (nr)-> nr_route.tqe_next->nr_route.tqe_prev = (nr)->nr_route.tqe_prev ; else (env->sc_routes)->tqh_last = (nr)->nr_route.tqe_prev ; *(nr)->nr_route.tqe_prev = (nr)->nr_route.tqe_next; ; ; } while (0); |
| 211 | free(nr); |
| 212 | env->sc_routecount--; |
| 213 | } |
| 214 | free(rt); |
| 215 | } |
| 216 | env->sc_routercount = 0; |
| 217 | } |
| 218 | if (what & CONFIG_ROUTES0x10 && env->sc_routes != NULL((void *)0)) { |
| 219 | while ((nr = TAILQ_FIRST(env->sc_routes)((env->sc_routes)->tqh_first)) != NULL((void *)0)) { |
| 220 | if ((rt = nr->nr_router) != NULL((void *)0)) |
| 221 | TAILQ_REMOVE(&rt->rt_netroutes, nr, nr_entry)do { if (((nr)->nr_entry.tqe_next) != ((void *)0)) (nr)-> nr_entry.tqe_next->nr_entry.tqe_prev = (nr)->nr_entry.tqe_prev ; else (&rt->rt_netroutes)->tqh_last = (nr)->nr_entry .tqe_prev; *(nr)->nr_entry.tqe_prev = (nr)->nr_entry.tqe_next ; ; ; } while (0); |
| 222 | TAILQ_REMOVE(env->sc_routes, nr, nr_route)do { if (((nr)->nr_route.tqe_next) != ((void *)0)) (nr)-> nr_route.tqe_next->nr_route.tqe_prev = (nr)->nr_route.tqe_prev ; else (env->sc_routes)->tqh_last = (nr)->nr_route.tqe_prev ; *(nr)->nr_route.tqe_prev = (nr)->nr_route.tqe_next; ; ; } while (0); |
| 223 | free(nr); |
| 224 | } |
| 225 | env->sc_routecount = 0; |
| 226 | } |
| 227 | } |
| 228 | |
| 229 | int |
| 230 | config_setreset(struct relayd *env, u_int reset) |
| 231 | { |
| 232 | struct privsep *ps = env->sc_ps; |
| 233 | int id; |
| 234 | |
| 235 | for (id = 0; id < PROC_MAX; id++) { |
| 236 | if ((reset & ps->ps_what[id]) == 0 || |
| 237 | id == privsep_process) |
| 238 | continue; |
| 239 | proc_compose(ps, id, IMSG_CTL_RESET, &reset, sizeof(reset)); |
| 240 | |
| 241 | /* |
| 242 | * XXX Make sure that the reset message is sent |
| 243 | * immediately by flushing the imsg output buffer, before |
| 244 | * sending any other imsg that potentially include an fd. |
| 245 | * This should better be fixed in the imsg API itself. |
| 246 | */ |
| 247 | proc_flush_imsg(ps, id, -1); |
| 248 | } |
| 249 | |
| 250 | return (0); |
| 251 | } |
| 252 | |
| 253 | int |
| 254 | config_getreset(struct relayd *env, struct imsg *imsg) |
| 255 | { |
| 256 | u_int mode; |
| 257 | |
| 258 | IMSG_SIZE_CHECK(imsg, &mode)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*&mode)) fatalx("bad length imsg received"); } while (0); |
| 259 | memcpy(&mode, imsg->data, sizeof(mode)); |
| 260 | |
| 261 | config_purge(env, mode); |
| 262 | |
| 263 | return (0); |
| 264 | } |
| 265 | |
| 266 | int |
| 267 | config_getcfg(struct relayd *env, struct imsg *imsg) |
| 268 | { |
| 269 | struct privsep *ps = env->sc_ps; |
| 270 | struct table *tb; |
| 271 | struct host *h, *ph; |
| 272 | u_int what; |
| 273 | |
| 274 | if (IMSG_DATA_SIZE(imsg)((imsg)->hdr.len - sizeof(struct imsg_hdr)) != sizeof(struct relayd_config)) |
| 275 | return (0); /* ignore */ |
| 276 | |
| 277 | /* Update runtime flags */ |
| 278 | memcpy(&env->sc_conf, imsg->data, sizeof(env->sc_conf)); |
| 279 | |
| 280 | what = ps->ps_what[privsep_process]; |
| 281 | |
| 282 | if (what & CONFIG_TABLES0x01) { |
| 283 | /* Update the tables */ |
| 284 | TAILQ_FOREACH(tb, env->sc_tables, entry)for((tb) = ((env->sc_tables)->tqh_first); (tb) != ((void *)0); (tb) = ((tb)->entry.tqe_next)) { |
| 285 | TAILQ_FOREACH(h, &tb->hosts, entry)for((h) = ((&tb->hosts)->tqh_first); (h) != ((void * )0); (h) = ((h)->entry.tqe_next)) { |
| 286 | if (h->conf.parentid && (ph = host_find(env, |
| 287 | h->conf.parentid)) != NULL((void *)0)) { |
| 288 | SLIST_INSERT_HEAD(&ph->children,do { (h)->child.sle_next = (&ph->children)->slh_first ; (&ph->children)->slh_first = (h); } while (0) |
| 289 | h, child)do { (h)->child.sle_next = (&ph->children)->slh_first ; (&ph->children)->slh_first = (h); } while (0); |
| 290 | } |
| 291 | } |
| 292 | } |
| 293 | } |
| 294 | |
| 295 | if (env->sc_conf.flags & (F_TLS0x00000800|F_TLSCLIENT0x00200000)) { |
| 296 | if (what & CONFIG_CA_ENGINE0x40) |
| 297 | ca_engine_init(env); |
| 298 | } |
| 299 | |
| 300 | if (privsep_process != PROC_PARENT) |
| 301 | proc_compose(env->sc_ps, PROC_PARENT, IMSG_CFG_DONE, NULL((void *)0), 0); |
| 302 | |
| 303 | return (0); |
| 304 | } |
| 305 | |
| 306 | int |
| 307 | config_settable(struct relayd *env, struct table *tb) |
| 308 | { |
| 309 | struct privsep *ps = env->sc_ps; |
| 310 | struct host *host; |
| 311 | int id, c; |
| 312 | struct iovec iov[2]; |
| 313 | |
| 314 | for (id = 0; id < PROC_MAX; id++) { |
| 315 | if ((ps->ps_what[id] & CONFIG_TABLES0x01) == 0 || |
| 316 | id == privsep_process) |
| 317 | continue; |
| 318 | |
| 319 | /* XXX need to send table to pfe for control socket */ |
| 320 | if (id == PROC_HCE && tb->conf.check == CHECK_NOCHECK) |
| 321 | continue; |
| 322 | |
| 323 | DPRINTF("%s: sending table %s %d to %s", __func__,do {} while(0) |
| 324 | tb->conf.name, tb->conf.id, env->sc_ps->ps_title[id])do {} while(0); |
| 325 | |
| 326 | c = 0; |
| 327 | iov[c].iov_base = &tb->conf; |
| 328 | iov[c++].iov_len = sizeof(tb->conf); |
| 329 | if (tb->sendbuf != NULL((void *)0)) { |
| 330 | iov[c].iov_base = tb->sendbuf; |
| 331 | iov[c++].iov_len = strlen(tb->sendbuf); |
| 332 | } |
| 333 | |
| 334 | proc_composev(ps, id, IMSG_CFG_TABLE, iov, c); |
| 335 | |
| 336 | TAILQ_FOREACH(host, &tb->hosts, entry)for((host) = ((&tb->hosts)->tqh_first); (host) != ( (void *)0); (host) = ((host)->entry.tqe_next)) { |
| 337 | proc_compose(ps, id, IMSG_CFG_HOST, |
| 338 | &host->conf, sizeof(host->conf)); |
| 339 | } |
| 340 | } |
| 341 | |
| 342 | return (0); |
| 343 | } |
| 344 | |
| 345 | int |
| 346 | config_gettable(struct relayd *env, struct imsg *imsg) |
| 347 | { |
| 348 | struct table *tb; |
| 349 | size_t sb; |
| 350 | u_int8_t *p = imsg->data; |
| 351 | size_t s; |
| 352 | |
| 353 | if ((tb = calloc(1, sizeof(*tb))) == NULL((void *)0)) |
| 354 | return (-1); |
| 355 | |
| 356 | IMSG_SIZE_CHECK(imsg, &tb->conf)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*&tb->conf)) fatalx("bad length imsg received"); } while (0); |
| 357 | memcpy(&tb->conf, p, sizeof(tb->conf)); |
| 358 | s = sizeof(tb->conf); |
| 359 | |
| 360 | sb = IMSG_DATA_SIZE(imsg)((imsg)->hdr.len - sizeof(struct imsg_hdr)) - s; |
| 361 | if (sb > 0) { |
| 362 | if ((tb->sendbuf = get_string(p + s, sb)) == NULL((void *)0)) { |
| 363 | free(tb); |
| 364 | return (-1); |
| 365 | } |
| 366 | } |
| 367 | if (tb->conf.check == CHECK_BINSEND_EXPECT) { |
| 368 | tb->sendbinbuf = string2binary(tb->sendbuf); |
| 369 | if (tb->sendbinbuf == NULL((void *)0)) { |
| 370 | free(tb); |
| 371 | return (-1); |
| 372 | } |
| 373 | } |
| 374 | |
| 375 | TAILQ_INIT(&tb->hosts)do { (&tb->hosts)->tqh_first = ((void *)0); (&tb ->hosts)->tqh_last = &(&tb->hosts)->tqh_first ; } while (0); |
| 376 | TAILQ_INSERT_TAIL(env->sc_tables, tb, entry)do { (tb)->entry.tqe_next = ((void *)0); (tb)->entry.tqe_prev = (env->sc_tables)->tqh_last; *(env->sc_tables)-> tqh_last = (tb); (env->sc_tables)->tqh_last = &(tb) ->entry.tqe_next; } while (0); |
| 377 | |
| 378 | env->sc_tablecount++; |
| 379 | |
| 380 | DPRINTF("%s: %s %d received table %d (%s)", __func__,do {} while(0) |
| 381 | env->sc_ps->ps_title[privsep_process], env->sc_ps->ps_instance,do {} while(0) |
| 382 | tb->conf.id, tb->conf.name)do {} while(0); |
| 383 | |
| 384 | return (0); |
| 385 | } |
| 386 | |
| 387 | int |
| 388 | config_gethost(struct relayd *env, struct imsg *imsg) |
| 389 | { |
| 390 | struct table *tb; |
| 391 | struct host *host; |
| 392 | |
| 393 | if ((host = calloc(1, sizeof(*host))) == NULL((void *)0)) |
| 394 | return (-1); |
| 395 | |
| 396 | IMSG_SIZE_CHECK(imsg, &host->conf)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*&host->conf)) fatalx("bad length imsg received"); } while (0); |
| 397 | memcpy(&host->conf, imsg->data, sizeof(host->conf)); |
| 398 | |
| 399 | if (host_find(env, host->conf.id) != NULL((void *)0)) { |
| 400 | log_debug("%s: host %d already exists", |
| 401 | __func__, host->conf.id); |
| 402 | free(host); |
| 403 | return (-1); |
| 404 | } |
| 405 | |
| 406 | if ((tb = table_find(env, host->conf.tableid)) == NULL((void *)0)) { |
| 407 | log_debug("%s: " |
| 408 | "received host for unknown table %d", __func__, |
| 409 | host->conf.tableid); |
| 410 | free(host); |
| 411 | return (-1); |
| 412 | } |
| 413 | |
| 414 | host->tablename = tb->conf.name; |
| 415 | host->cte.s = -1; |
| 416 | |
| 417 | SLIST_INIT(&host->children){ ((&host->children)->slh_first) = ((void *)0); }; |
| 418 | TAILQ_INSERT_TAIL(&tb->hosts, host, entry)do { (host)->entry.tqe_next = ((void *)0); (host)->entry .tqe_prev = (&tb->hosts)->tqh_last; *(&tb->hosts )->tqh_last = (host); (&tb->hosts)->tqh_last = & (host)->entry.tqe_next; } while (0); |
| 419 | TAILQ_INSERT_TAIL(&env->sc_hosts, host, globalentry)do { (host)->globalentry.tqe_next = ((void *)0); (host)-> globalentry.tqe_prev = (&env->sc_hosts)->tqh_last; * (&env->sc_hosts)->tqh_last = (host); (&env-> sc_hosts)->tqh_last = &(host)->globalentry.tqe_next ; } while (0); |
| 420 | |
| 421 | DPRINTF("%s: %s %d received host %s for table %s", __func__,do {} while(0) |
| 422 | env->sc_ps->ps_title[privsep_process], env->sc_ps->ps_instance,do {} while(0) |
| 423 | host->conf.name, tb->conf.name)do {} while(0); |
| 424 | |
| 425 | return (0); |
| 426 | } |
| 427 | |
| 428 | int |
| 429 | config_setrdr(struct relayd *env, struct rdr *rdr) |
| 430 | { |
| 431 | struct privsep *ps = env->sc_ps; |
| 432 | struct address *virt; |
| 433 | int id; |
| 434 | |
| 435 | for (id = 0; id < PROC_MAX; id++) { |
| 436 | if ((ps->ps_what[id] & CONFIG_RDRS0x02) == 0 || |
| 437 | id == privsep_process) |
| 438 | continue; |
| 439 | |
| 440 | DPRINTF("%s: sending rdr %s to %s", __func__,do {} while(0) |
| 441 | rdr->conf.name, ps->ps_title[id])do {} while(0); |
| 442 | |
| 443 | proc_compose(ps, id, IMSG_CFG_RDR, |
| 444 | &rdr->conf, sizeof(rdr->conf)); |
| 445 | |
| 446 | TAILQ_FOREACH(virt, &rdr->virts, entry)for((virt) = ((&rdr->virts)->tqh_first); (virt) != ( (void *)0); (virt) = ((virt)->entry.tqe_next)) { |
| 447 | virt->rdrid = rdr->conf.id; |
| 448 | proc_compose(ps, id, IMSG_CFG_VIRT, |
| 449 | virt, sizeof(*virt)); |
| 450 | } |
| 451 | } |
| 452 | |
| 453 | return (0); |
| 454 | } |
| 455 | |
| 456 | int |
| 457 | config_getrdr(struct relayd *env, struct imsg *imsg) |
| 458 | { |
| 459 | struct rdr *rdr; |
| 460 | |
| 461 | if ((rdr = calloc(1, sizeof(*rdr))) == NULL((void *)0)) |
| 462 | return (-1); |
| 463 | |
| 464 | IMSG_SIZE_CHECK(imsg, &rdr->conf)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*&rdr->conf)) fatalx("bad length imsg received"); } while (0); |
| 465 | memcpy(&rdr->conf, imsg->data, sizeof(rdr->conf)); |
| 466 | |
| 467 | if ((rdr->table = table_find(env, rdr->conf.table_id)) == NULL((void *)0)) { |
| 468 | log_debug("%s: table not found", __func__); |
| 469 | free(rdr); |
| 470 | return (-1); |
| 471 | } |
| 472 | if ((rdr->backup = table_find(env, rdr->conf.backup_id)) == NULL((void *)0)) { |
| 473 | rdr->conf.backup_id = EMPTY_TABLE0xffffffffU; |
| 474 | rdr->backup = &env->sc_empty_table; |
| 475 | } |
| 476 | |
| 477 | TAILQ_INIT(&rdr->virts)do { (&rdr->virts)->tqh_first = ((void *)0); (& rdr->virts)->tqh_last = &(&rdr->virts)->tqh_first ; } while (0); |
| 478 | TAILQ_INSERT_TAIL(env->sc_rdrs, rdr, entry)do { (rdr)->entry.tqe_next = ((void *)0); (rdr)->entry. tqe_prev = (env->sc_rdrs)->tqh_last; *(env->sc_rdrs) ->tqh_last = (rdr); (env->sc_rdrs)->tqh_last = & (rdr)->entry.tqe_next; } while (0); |
| 479 | |
| 480 | env->sc_rdrcount++; |
| 481 | |
| 482 | DPRINTF("%s: %s %d received rdr %s", __func__,do {} while(0) |
| 483 | env->sc_ps->ps_title[privsep_process], env->sc_ps->ps_instance,do {} while(0) |
| 484 | rdr->conf.name)do {} while(0); |
| 485 | |
| 486 | return (0); |
| 487 | } |
| 488 | |
| 489 | int |
| 490 | config_getvirt(struct relayd *env, struct imsg *imsg) |
| 491 | { |
| 492 | struct rdr *rdr; |
| 493 | struct address *virt; |
| 494 | |
| 495 | IMSG_SIZE_CHECK(imsg, virt)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*virt)) fatalx("bad length imsg received"); } while (0); |
| 496 | |
| 497 | if ((virt = calloc(1, sizeof(*virt))) == NULL((void *)0)) |
| 498 | return (-1); |
| 499 | memcpy(virt, imsg->data, sizeof(*virt)); |
| 500 | |
| 501 | if ((rdr = rdr_find(env, virt->rdrid)) == NULL((void *)0)) { |
| 502 | log_debug("%s: rdr not found", __func__); |
| 503 | free(virt); |
| 504 | return (-1); |
| 505 | } |
| 506 | |
| 507 | TAILQ_INSERT_TAIL(&rdr->virts, virt, entry)do { (virt)->entry.tqe_next = ((void *)0); (virt)->entry .tqe_prev = (&rdr->virts)->tqh_last; *(&rdr-> virts)->tqh_last = (virt); (&rdr->virts)->tqh_last = &(virt)->entry.tqe_next; } while (0); |
| 508 | |
| 509 | DPRINTF("%s: %s %d received address for rdr %s", __func__,do {} while(0) |
| 510 | env->sc_ps->ps_title[privsep_process], env->sc_ps->ps_instance,do {} while(0) |
| 511 | rdr->conf.name)do {} while(0); |
| 512 | |
| 513 | return (0); |
| 514 | } |
| 515 | |
| 516 | int |
| 517 | config_setrt(struct relayd *env, struct router *rt) |
| 518 | { |
| 519 | struct privsep *ps = env->sc_ps; |
| 520 | struct netroute *nr; |
| 521 | int id; |
| 522 | |
| 523 | for (id = 0; id < PROC_MAX; id++) { |
| 524 | if ((ps->ps_what[id] & CONFIG_RTS0x20) == 0 || |
| 525 | id == privsep_process) |
| 526 | continue; |
| 527 | |
| 528 | DPRINTF("%s: sending router %s to %s tbl %d", __func__,do {} while(0) |
| 529 | rt->rt_conf.name, ps->ps_title[id], rt->rt_conf.gwtable)do {} while(0); |
| 530 | |
| 531 | proc_compose(ps, id, IMSG_CFG_ROUTER, |
| 532 | &rt->rt_conf, sizeof(rt->rt_conf)); |
| 533 | |
| 534 | TAILQ_FOREACH(nr, &rt->rt_netroutes, nr_entry)for((nr) = ((&rt->rt_netroutes)->tqh_first); (nr) != ((void *)0); (nr) = ((nr)->nr_entry.tqe_next)) { |
| 535 | proc_compose(ps, id, IMSG_CFG_ROUTE, |
| 536 | &nr->nr_conf, sizeof(nr->nr_conf)); |
| 537 | } |
| 538 | } |
| 539 | |
| 540 | return (0); |
| 541 | } |
| 542 | |
| 543 | int |
| 544 | config_getrt(struct relayd *env, struct imsg *imsg) |
| 545 | { |
| 546 | struct router *rt; |
| 547 | |
| 548 | if ((rt = calloc(1, sizeof(*rt))) == NULL((void *)0)) |
| 549 | return (-1); |
| 550 | |
| 551 | IMSG_SIZE_CHECK(imsg, &rt->rt_conf)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*&rt->rt_conf)) fatalx("bad length imsg received"); } while (0); |
| 552 | memcpy(&rt->rt_conf, imsg->data, sizeof(rt->rt_conf)); |
| 553 | |
| 554 | if ((rt->rt_gwtable = table_find(env, rt->rt_conf.gwtable)) == NULL((void *)0)) { |
| 555 | log_debug("%s: table not found", __func__); |
| 556 | free(rt); |
| 557 | return (-1); |
| 558 | } |
| 559 | |
| 560 | TAILQ_INIT(&rt->rt_netroutes)do { (&rt->rt_netroutes)->tqh_first = ((void *)0); ( &rt->rt_netroutes)->tqh_last = &(&rt->rt_netroutes )->tqh_first; } while (0); |
| 561 | TAILQ_INSERT_TAIL(env->sc_rts, rt, rt_entry)do { (rt)->rt_entry.tqe_next = ((void *)0); (rt)->rt_entry .tqe_prev = (env->sc_rts)->tqh_last; *(env->sc_rts)-> tqh_last = (rt); (env->sc_rts)->tqh_last = &(rt)-> rt_entry.tqe_next; } while (0); |
| 562 | |
| 563 | env->sc_routercount++; |
| 564 | |
| 565 | DPRINTF("%s: %s %d received router %s", __func__,do {} while(0) |
| 566 | env->sc_ps->ps_title[privsep_process], env->sc_ps->ps_instance,do {} while(0) |
| 567 | rt->rt_conf.name)do {} while(0); |
| 568 | |
| 569 | return (0); |
| 570 | } |
| 571 | |
| 572 | int |
| 573 | config_getroute(struct relayd *env, struct imsg *imsg) |
| 574 | { |
| 575 | struct router *rt; |
| 576 | struct netroute *nr; |
| 577 | |
| 578 | if ((nr = calloc(1, sizeof(*nr))) == NULL((void *)0)) |
| 579 | return (-1); |
| 580 | |
| 581 | IMSG_SIZE_CHECK(imsg, &nr->nr_conf)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*&nr->nr_conf)) fatalx("bad length imsg received"); } while (0); |
| 582 | memcpy(&nr->nr_conf, imsg->data, sizeof(nr->nr_conf)); |
| 583 | |
| 584 | if (route_find(env, nr->nr_conf.id) != NULL((void *)0)) { |
| 585 | log_debug("%s: route %d already exists", |
| 586 | __func__, nr->nr_conf.id); |
| 587 | free(nr); |
| 588 | return (-1); |
| 589 | } |
| 590 | |
| 591 | if ((rt = router_find(env, nr->nr_conf.routerid)) == NULL((void *)0)) { |
| 592 | log_debug("%s: received route for unknown router", __func__); |
| 593 | free(nr); |
| 594 | return (-1); |
| 595 | } |
| 596 | |
| 597 | nr->nr_router = rt; |
| 598 | |
| 599 | TAILQ_INSERT_TAIL(env->sc_routes, nr, nr_route)do { (nr)->nr_route.tqe_next = ((void *)0); (nr)->nr_route .tqe_prev = (env->sc_routes)->tqh_last; *(env->sc_routes )->tqh_last = (nr); (env->sc_routes)->tqh_last = & (nr)->nr_route.tqe_next; } while (0); |
| 600 | TAILQ_INSERT_TAIL(&rt->rt_netroutes, nr, nr_entry)do { (nr)->nr_entry.tqe_next = ((void *)0); (nr)->nr_entry .tqe_prev = (&rt->rt_netroutes)->tqh_last; *(&rt ->rt_netroutes)->tqh_last = (nr); (&rt->rt_netroutes )->tqh_last = &(nr)->nr_entry.tqe_next; } while (0); |
| 601 | |
| 602 | env->sc_routecount++; |
| 603 | |
| 604 | DPRINTF("%s: %s %d received route %d for router %s", __func__,do {} while(0) |
| 605 | env->sc_ps->ps_title[privsep_process], env->sc_ps->ps_instance,do {} while(0) |
| 606 | nr->nr_conf.id, rt->rt_conf.name)do {} while(0); |
| 607 | |
| 608 | return (0); |
| 609 | } |
| 610 | |
| 611 | int |
| 612 | config_setproto(struct relayd *env, struct protocol *proto) |
| 613 | { |
| 614 | struct privsep *ps = env->sc_ps; |
| 615 | int id; |
| 616 | struct iovec iov[IOV_MAX1024]; |
| 617 | size_t c; |
| 618 | |
| 619 | for (id = 0; id < PROC_MAX; id++) { |
| 620 | if ((ps->ps_what[id] & CONFIG_PROTOS0x08) == 0 || |
| 621 | id == privsep_process) |
| 622 | continue; |
| 623 | |
| 624 | DPRINTF("%s: sending protocol %s to %s", __func__,do {} while(0) |
| 625 | proto->name, ps->ps_title[id])do {} while(0); |
| 626 | |
| 627 | c = 0; |
| 628 | iov[c].iov_base = proto; |
| 629 | iov[c++].iov_len = sizeof(*proto); |
| 630 | |
| 631 | if (proto->style != NULL((void *)0)) { |
| 632 | iov[c].iov_base = proto->style; |
| 633 | iov[c++].iov_len = strlen(proto->style) + 1; |
| 634 | } |
| 635 | |
| 636 | proc_composev(ps, id, IMSG_CFG_PROTO, iov, c); |
| 637 | } |
| 638 | |
| 639 | return (0); |
| 640 | } |
| 641 | |
| 642 | int |
| 643 | config_setrule(struct relayd *env, struct protocol *proto) |
| 644 | { |
| 645 | struct privsep *ps = env->sc_ps; |
| 646 | struct relay_rule *rule; |
| 647 | struct iovec iov[IOV_MAX1024]; |
| 648 | int id; |
| 649 | size_t c, i; |
| 650 | |
| 651 | for (id = 0; id < PROC_MAX; id++) { |
| 652 | if ((ps->ps_what[id] & CONFIG_PROTOS0x08) == 0 || |
| 653 | id == privsep_process) |
| 654 | continue; |
| 655 | |
| 656 | DPRINTF("%s: sending rules %s to %s", __func__,do {} while(0) |
| 657 | proto->name, ps->ps_title[id])do {} while(0); |
| 658 | |
| 659 | /* Now send all the rules */ |
| 660 | TAILQ_FOREACH(rule, &proto->rules, rule_entry)for((rule) = ((&proto->rules)->tqh_first); (rule) != ((void *)0); (rule) = ((rule)->rule_entry.tqe_next)) { |
| 661 | rule->rule_protoid = proto->id; |
| 662 | bzero(&rule->rule_ctl, sizeof(rule->rule_ctl)); |
| 663 | c = 0; |
| 664 | iov[c].iov_base = rule; |
| 665 | iov[c++].iov_len = sizeof(*rule); |
| 666 | for (i = 1; i < KEY_TYPE_MAX; i++) { |
| 667 | if (rule->rule_kv[i].kv_key != NULL((void *)0)) { |
| 668 | rule->rule_ctl.kvlen[i].key = |
| 669 | strlen(rule->rule_kv[i].kv_key); |
| 670 | iov[c].iov_base = |
| 671 | rule->rule_kv[i].kv_key; |
| 672 | iov[c++].iov_len = |
| 673 | rule->rule_ctl.kvlen[i].key; |
| 674 | } else |
| 675 | rule->rule_ctl.kvlen[i].key = -1; |
| 676 | if (rule->rule_kv[i].kv_value != NULL((void *)0)) { |
| 677 | rule->rule_ctl.kvlen[i].value = |
| 678 | strlen(rule->rule_kv[i].kv_value); |
| 679 | iov[c].iov_base = |
| 680 | rule->rule_kv[i].kv_value; |
| 681 | iov[c++].iov_len = |
| 682 | rule->rule_ctl.kvlen[i].value; |
| 683 | } else |
| 684 | rule->rule_ctl.kvlen[i].value = -1; |
| 685 | } |
| 686 | |
| 687 | proc_composev(ps, id, IMSG_CFG_RULE, iov, c); |
| 688 | } |
| 689 | } |
| 690 | |
| 691 | return (0); |
| 692 | } |
| 693 | |
| 694 | int |
| 695 | config_getproto(struct relayd *env, struct imsg *imsg) |
| 696 | { |
| 697 | struct protocol *proto; |
| 698 | size_t styl; |
| 699 | size_t s; |
| 700 | u_int8_t *p = imsg->data; |
| 701 | |
| 702 | if ((proto = calloc(1, sizeof(*proto))) == NULL((void *)0)) |
| 703 | return (-1); |
| 704 | |
| 705 | IMSG_SIZE_CHECK(imsg, proto)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*proto)) fatalx("bad length imsg received"); } while (0); |
| 706 | memcpy(proto, p, sizeof(*proto)); |
| 707 | s = sizeof(*proto); |
| 708 | |
| 709 | styl = IMSG_DATA_SIZE(imsg)((imsg)->hdr.len - sizeof(struct imsg_hdr)) - s; |
| 710 | proto->style = NULL((void *)0); |
| 711 | if (styl > 0) { |
| 712 | if ((proto->style = get_string(p + s, styl - 1)) == NULL((void *)0)) { |
| 713 | free(proto); |
| 714 | return (-1); |
| 715 | } |
| 716 | } |
| 717 | |
| 718 | TAILQ_INIT(&proto->rules)do { (&proto->rules)->tqh_first = ((void *)0); (& proto->rules)->tqh_last = &(&proto->rules)-> tqh_first; } while (0); |
| 719 | TAILQ_INIT(&proto->tlscerts)do { (&proto->tlscerts)->tqh_first = ((void *)0); ( &proto->tlscerts)->tqh_last = &(&proto-> tlscerts)->tqh_first; } while (0); |
| 720 | proto->tlscapass = NULL((void *)0); |
| 721 | |
| 722 | TAILQ_INSERT_TAIL(env->sc_protos, proto, entry)do { (proto)->entry.tqe_next = ((void *)0); (proto)->entry .tqe_prev = (env->sc_protos)->tqh_last; *(env->sc_protos )->tqh_last = (proto); (env->sc_protos)->tqh_last = & (proto)->entry.tqe_next; } while (0); |
| 723 | |
| 724 | env->sc_protocount++; |
| 725 | |
| 726 | DPRINTF("%s: %s %d received protocol %s", __func__,do {} while(0) |
| 727 | env->sc_ps->ps_title[privsep_process], env->sc_ps->ps_instance,do {} while(0) |
| 728 | proto->name)do {} while(0); |
| 729 | |
| 730 | return (0); |
| 731 | } |
| 732 | |
| 733 | int |
| 734 | config_getrule(struct relayd *env, struct imsg *imsg) |
| 735 | { |
| 736 | struct protocol *proto; |
| 737 | struct relay_rule *rule; |
| 738 | size_t s, i; |
| 739 | u_int8_t *p = imsg->data; |
| 740 | ssize_t len; |
| 741 | |
| 742 | if ((rule = calloc(1, sizeof(*rule))) == NULL((void *)0)) |
| 743 | return (-1); |
| 744 | |
| 745 | IMSG_SIZE_CHECK(imsg, rule)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*rule)) fatalx("bad length imsg received"); } while (0); |
| 746 | memcpy(rule, p, sizeof(*rule)); |
| 747 | s = sizeof(*rule); |
| 748 | len = IMSG_DATA_SIZE(imsg)((imsg)->hdr.len - sizeof(struct imsg_hdr)) - s; |
| 749 | |
| 750 | if ((proto = proto_find(env, rule->rule_protoid)) == NULL((void *)0)) { |
| 751 | free(rule); |
| 752 | return (-1); |
| 753 | } |
| 754 | |
| 755 | #define GETKV(_n, _f){ if (rule->rule_ctl.kvlen[_n]._f >= 0) { if ((len < rule->rule_ctl.kvlen[_n]._f) || (rule->rule_kv[_n].kv__f = get_string(p + s, rule->rule_ctl.kvlen[_n]._f)) == ((void *)0)) { free(rule); return (-1); } s += rule->rule_ctl.kvlen [_n]._f; len -= rule->rule_ctl.kvlen[_n]._f; do {} while(0 ); } } { \ |
| 756 | if (rule->rule_ctl.kvlen[_n]._f >= 0) { \ |
| 757 | /* Also accept "empty" 0-length strings */ \ |
| 758 | if ((len < rule->rule_ctl.kvlen[_n]._f) || \ |
| 759 | (rule->rule_kv[_n].kv_##_f = \ |
| 760 | get_string(p + s, \ |
| 761 | rule->rule_ctl.kvlen[_n]._f)) == NULL((void *)0)) { \ |
| 762 | free(rule); \ |
| 763 | return (-1); \ |
| 764 | } \ |
| 765 | s += rule->rule_ctl.kvlen[_n]._f; \ |
| 766 | len -= rule->rule_ctl.kvlen[_n]._f; \ |
| 767 | \ |
| 768 | DPRINTF("%s: %s %s (len %ld, option %d): %s", __func__, \do {} while(0) |
| 769 | #_n, #_f, rule->rule_ctl.kvlen[_n]._f, \do {} while(0) |
| 770 | rule->rule_kv[_n].kv_option, \do {} while(0) |
| 771 | rule->rule_kv[_n].kv_##_f)do {} while(0); \ |
| 772 | } \ |
| 773 | } |
| 774 | |
| 775 | memset(&rule->rule_kv[0], 0, sizeof(struct kv)); |
| 776 | for (i = 1; i < KEY_TYPE_MAX; i++) { |
| 777 | TAILQ_INIT(&rule->rule_kv[i].kv_children)do { (&rule->rule_kv[i].kv_children)->tqh_first = ( (void *)0); (&rule->rule_kv[i].kv_children)->tqh_last = &(&rule->rule_kv[i].kv_children)->tqh_first; } while (0); |
| 778 | GETKV(i, key){ if (rule->rule_ctl.kvlen[i].key >= 0) { if ((len < rule->rule_ctl.kvlen[i].key) || (rule->rule_kv[i].kv_key = get_string(p + s, rule->rule_ctl.kvlen[i].key)) == ((void *)0)) { free(rule); return (-1); } s += rule->rule_ctl.kvlen [i].key; len -= rule->rule_ctl.kvlen[i].key; do {} while(0 ); } }; |
| 779 | GETKV(i, value){ if (rule->rule_ctl.kvlen[i].value >= 0) { if ((len < rule->rule_ctl.kvlen[i].value) || (rule->rule_kv[i].kv_value = get_string(p + s, rule->rule_ctl.kvlen[i].value)) == (( void *)0)) { free(rule); return (-1); } s += rule->rule_ctl .kvlen[i].value; len -= rule->rule_ctl.kvlen[i].value; do { } while(0); } }; |
| 780 | } |
| 781 | |
| 782 | if (rule->rule_labelname[0]) |
| 783 | rule->rule_label = label_name2id(rule->rule_labelname); |
| 784 | |
| 785 | if (rule->rule_tagname[0]) |
| 786 | rule->rule_tag = tag_name2id(rule->rule_tagname); |
| 787 | |
| 788 | if (rule->rule_taggedname[0]) |
| 789 | rule->rule_tagged = tag_name2id(rule->rule_taggedname); |
| 790 | |
| 791 | rule->rule_id = proto->rulecount++; |
| 792 | |
| 793 | TAILQ_INSERT_TAIL(&proto->rules, rule, rule_entry)do { (rule)->rule_entry.tqe_next = ((void *)0); (rule)-> rule_entry.tqe_prev = (&proto->rules)->tqh_last; *( &proto->rules)->tqh_last = (rule); (&proto-> rules)->tqh_last = &(rule)->rule_entry.tqe_next; } while (0); |
| 794 | |
| 795 | DPRINTF("%s: %s %d received rule %u for protocol %s", __func__,do {} while(0) |
| 796 | env->sc_ps->ps_title[privsep_process], env->sc_ps->ps_instance,do {} while(0) |
| 797 | rule->rule_id, proto->name)do {} while(0); |
| 798 | |
| 799 | return (0); |
| 800 | } |
| 801 | |
| 802 | static int |
| 803 | config_setrelayfd(struct privsep *ps, int id, int n, |
| 804 | objid_t obj_id, objid_t rlay_id, enum fd_type type, int ofd) |
| 805 | { |
| 806 | struct ctl_relayfd rfd; |
| 807 | int fd; |
| 808 | |
| 809 | rfd.id = obj_id; |
| 810 | rfd.relayid = rlay_id; |
| 811 | rfd.type = type; |
| 812 | |
| 813 | if ((fd = dup(ofd)) == -1) |
| 814 | return (-1); |
| 815 | if (proc_compose_imsg(ps, id, n, IMSG_CFG_RELAY_FD, -1, fd, |
| 816 | &rfd, sizeof(rfd)) != 0) |
| 817 | return (-1); |
| 818 | |
| 819 | return (0); |
| 820 | } |
| 821 | |
| 822 | int |
| 823 | config_setrelay(struct relayd *env, struct relay *rlay) |
| 824 | { |
| 825 | struct privsep *ps = env->sc_ps; |
| 826 | struct ctl_relaytable crt; |
| 827 | struct relay_table *rlt; |
| 828 | struct relay_config rl; |
| 829 | struct relay_cert *cert; |
| 830 | int id; |
| 831 | int fd, n, m; |
| 832 | struct iovec iov[6]; |
| 833 | size_t c; |
| 834 | u_int what; |
| 835 | |
| 836 | /* opens listening sockets etc. */ |
| 837 | if (relay_privinit(rlay) == -1) |
| 838 | return (-1); |
| 839 | |
| 840 | for (id = 0; id < PROC_MAX; id++) { |
| 841 | what = ps->ps_what[id]; |
| 842 | |
| 843 | if ((what & CONFIG_RELAYS0x04) == 0 || id == privsep_process) |
| 844 | continue; |
| 845 | |
| 846 | DPRINTF("%s: sending relay %s to %s fd %d", __func__,do {} while(0) |
| 847 | rlay->rl_conf.name, ps->ps_title[id], rlay->rl_s)do {} while(0); |
| 848 | |
| 849 | memcpy(&rl, &rlay->rl_conf, sizeof(rl)); |
| 850 | |
| 851 | c = 0; |
| 852 | iov[c].iov_base = &rl; |
| 853 | iov[c++].iov_len = sizeof(rl); |
| 854 | |
| 855 | if ((what & CONFIG_CA_ENGINE0x40) == 0 && |
| 856 | rl.tls_cakey_len) { |
| 857 | iov[c].iov_base = rlay->rl_tls_cakey; |
| 858 | iov[c++].iov_len = rl.tls_cakey_len; |
| 859 | } else |
| 860 | rl.tls_cakey_len = 0; |
| 861 | |
| 862 | if (id == PROC_RELAY) { |
| 863 | /* XXX imsg code will close the fd after 1st call */ |
| 864 | n = -1; |
| 865 | proc_range(ps, id, &n, &m); |
| 866 | for (n = 0; n < m; n++) { |
| 867 | if ((fd = dup(rlay->rl_s)) == -1) |
| 868 | return (-1); |
| 869 | if (proc_composev_imsg(ps, id, n, |
| 870 | IMSG_CFG_RELAY, -1, fd, iov, c) != 0) { |
| 871 | log_warn("%s: failed to compose " |
| 872 | "IMSG_CFG_RELAY imsg for `%s'", |
| 873 | __func__, rlay->rl_conf.name); |
| 874 | return (-1); |
| 875 | } |
| 876 | /* Prevent fd exhaustion in the parent. */ |
| 877 | if (proc_flush_imsg(ps, id, n) == -1) { |
| 878 | log_warn("%s: failed to flush " |
| 879 | "IMSG_CFG_RELAY imsg for `%s'", |
| 880 | __func__, rlay->rl_conf.name); |
| 881 | return (-1); |
| 882 | } |
| 883 | } |
| 884 | } else { |
| 885 | if (proc_composev(ps, id, |
| 886 | IMSG_CFG_RELAY, iov, c) != 0) { |
| 887 | log_warn("%s: failed to compose " |
| 888 | "IMSG_CFG_RELAY imsg for `%s'", |
| 889 | __func__, rlay->rl_conf.name); |
| 890 | return (-1); |
| 891 | } |
| 892 | } |
| 893 | |
| 894 | /* cert keypairs */ |
| 895 | TAILQ_FOREACH(cert, env->sc_certs, cert_entry)for((cert) = ((env->sc_certs)->tqh_first); (cert) != (( void *)0); (cert) = ((cert)->cert_entry.tqe_next)) { |
| 896 | if (cert->cert_relayid != rlay->rl_conf.id) |
| 897 | continue; |
| 898 | n = -1; |
| 899 | proc_range(ps, id, &n, &m); |
| 900 | for (n = 0; (what & CONFIG_CERTS0x80) && n < m; n++) { |
| 901 | if (cert->cert_fd != -1 && |
| 902 | config_setrelayfd(ps, id, n, |
| 903 | cert->cert_id, cert->cert_relayid, |
| 904 | RELAY_FD_CERT, cert->cert_fd) == -1) { |
| 905 | log_warn("%s: fd passing failed for " |
| 906 | "`%s'", __func__, |
| 907 | rlay->rl_conf.name); |
| 908 | return (-1); |
| 909 | } |
| 910 | if (id == PROC_RELAY && |
| 911 | cert->cert_ocsp_fd != -1 && |
| 912 | config_setrelayfd(ps, id, n, |
| 913 | cert->cert_id, cert->cert_relayid, |
| 914 | RELAY_FD_OCSP, cert->cert_ocsp_fd) == -1) { |
| 915 | log_warn("%s: fd passing failed for " |
| 916 | "`%s'", __func__, |
| 917 | rlay->rl_conf.name); |
| 918 | return (-1); |
| 919 | } |
| 920 | if (id == PROC_CA && |
| 921 | cert->cert_key_fd != -1 && |
| 922 | config_setrelayfd(ps, id, n, |
| 923 | cert->cert_id, cert->cert_relayid, |
| 924 | RELAY_FD_KEY, cert->cert_key_fd) == -1) { |
| 925 | log_warn("%s: fd passing failed for " |
| 926 | "`%s'", __func__, |
| 927 | rlay->rl_conf.name); |
| 928 | return (-1); |
| 929 | } |
| 930 | } |
| 931 | } |
| 932 | |
| 933 | /* CA certs */ |
| 934 | if (what & CONFIG_CERTS0x80) { |
| 935 | n = -1; |
| 936 | proc_range(ps, id, &n, &m); |
| 937 | for (n = 0; n < m; n++) { |
| 938 | if (rlay->rl_tls_ca_fd != -1 && |
| 939 | config_setrelayfd(ps, id, n, 0, |
| 940 | rlay->rl_conf.id, RELAY_FD_CACERT, |
| 941 | rlay->rl_tls_ca_fd) == -1) { |
| 942 | log_warn("%s: fd passing failed for " |
| 943 | "`%s'", __func__, |
| 944 | rlay->rl_conf.name); |
| 945 | return (-1); |
| 946 | } |
| 947 | if (rlay->rl_tls_cacert_fd != -1 && |
| 948 | config_setrelayfd(ps, id, n, 0, |
| 949 | rlay->rl_conf.id, RELAY_FD_CAFILE, |
| 950 | rlay->rl_tls_cacert_fd) == -1) { |
| 951 | log_warn("%s: fd passing failed for " |
| 952 | "`%s'", __func__, |
| 953 | rlay->rl_conf.name); |
| 954 | return (-1); |
| 955 | } |
| 956 | /* Prevent fd exhaustion in the parent. */ |
| 957 | if (proc_flush_imsg(ps, id, n) == -1) { |
| 958 | log_warn("%s: failed to flush " |
| 959 | "IMSG_CFG_RELAY imsg for `%s'", |
| 960 | __func__, rlay->rl_conf.name); |
| 961 | return (-1); |
| 962 | } |
| 963 | } |
| 964 | } |
| 965 | |
| 966 | if ((what & CONFIG_TABLES0x01) == 0) |
| 967 | continue; |
| 968 | |
| 969 | /* Now send the tables associated to this relay */ |
| 970 | TAILQ_FOREACH(rlt, &rlay->rl_tables, rlt_entry)for((rlt) = ((&rlay->rl_tables)->tqh_first); (rlt) != ((void *)0); (rlt) = ((rlt)->rlt_entry.tqe_next)) { |
| 971 | crt.id = rlt->rlt_table->conf.id; |
| 972 | crt.relayid = rlay->rl_conf.id; |
| 973 | crt.mode = rlt->rlt_mode; |
| 974 | crt.flags = rlt->rlt_flags; |
| 975 | |
| 976 | c = 0; |
| 977 | iov[c].iov_base = &crt; |
| 978 | iov[c++].iov_len = sizeof(crt); |
| 979 | |
| 980 | proc_composev(ps, id, IMSG_CFG_RELAY_TABLE, iov, c); |
| 981 | } |
| 982 | } |
| 983 | |
| 984 | /* Close server socket early to prevent fd exhaustion in the parent. */ |
| 985 | if (rlay->rl_s != -1) { |
| 986 | close(rlay->rl_s); |
| 987 | rlay->rl_s = -1; |
| 988 | } |
| 989 | if (rlay->rl_tls_cacert_fd != -1) { |
| 990 | close(rlay->rl_tls_cacert_fd); |
| 991 | rlay->rl_tls_cacert_fd = -1; |
| 992 | } |
| 993 | if (rlay->rl_tls_ca_fd != -1) { |
| 994 | close(rlay->rl_tls_ca_fd); |
| 995 | rlay->rl_tls_ca_fd = -1; |
| 996 | } |
| 997 | TAILQ_FOREACH(cert, env->sc_certs, cert_entry)for((cert) = ((env->sc_certs)->tqh_first); (cert) != (( void *)0); (cert) = ((cert)->cert_entry.tqe_next)) { |
| 998 | if (cert->cert_relayid != rlay->rl_conf.id) |
| 999 | continue; |
| 1000 | |
| 1001 | if (cert->cert_fd != -1) { |
| 1002 | close(cert->cert_fd); |
| 1003 | cert->cert_fd = -1; |
| 1004 | } |
| 1005 | if (cert->cert_key_fd != -1) { |
| 1006 | close(cert->cert_key_fd); |
| 1007 | cert->cert_key_fd = -1; |
| 1008 | } |
| 1009 | if (cert->cert_ocsp_fd != -1) { |
| 1010 | close(cert->cert_ocsp_fd); |
| 1011 | cert->cert_ocsp_fd = -1; |
| 1012 | } |
| 1013 | } |
| 1014 | |
| 1015 | return (0); |
| 1016 | } |
| 1017 | |
| 1018 | int |
| 1019 | config_getrelay(struct relayd *env, struct imsg *imsg) |
| 1020 | { |
| 1021 | struct privsep *ps = env->sc_ps; |
| 1022 | struct relay *rlay; |
| 1023 | u_int8_t *p = imsg->data; |
| 1024 | size_t s; |
| 1025 | |
| 1026 | if ((rlay = calloc(1, sizeof(*rlay))) == NULL((void *)0)) |
| 1027 | return (-1); |
| 1028 | |
| 1029 | IMSG_SIZE_CHECK(imsg, &rlay->rl_conf)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*&rlay->rl_conf)) fatalx("bad length imsg received"); } while (0); |
| 1030 | memcpy(&rlay->rl_conf, p, sizeof(rlay->rl_conf)); |
| 1031 | s = sizeof(rlay->rl_conf); |
| 1032 | |
| 1033 | rlay->rl_s = imsg->fd; |
| 1034 | rlay->rl_tls_ca_fd = -1; |
| 1035 | rlay->rl_tls_cacert_fd = -1; |
| 1036 | |
| 1037 | if (ps->ps_what[privsep_process] & CONFIG_PROTOS0x08) { |
| 1038 | if (rlay->rl_conf.proto == EMPTY_ID0xffffffffU) |
| 1039 | rlay->rl_proto = &env->sc_proto_default; |
| 1040 | else if ((rlay->rl_proto = |
| 1041 | proto_find(env, rlay->rl_conf.proto)) == NULL((void *)0)) { |
| 1042 | log_debug("%s: unknown protocol", __func__); |
| 1043 | goto fail; |
| 1044 | } |
| 1045 | } |
| 1046 | |
| 1047 | if ((off_t)(IMSG_DATA_SIZE(imsg)((imsg)->hdr.len - sizeof(struct imsg_hdr)) - s) < |
| 1048 | (rlay->rl_conf.tls_cakey_len)) { |
| 1049 | log_debug("%s: invalid message length", __func__); |
| 1050 | goto fail; |
| 1051 | } |
| 1052 | |
| 1053 | if (rlay->rl_conf.tls_cakey_len) { |
| 1054 | if ((rlay->rl_tls_cakey = get_data(p + s, |
| 1055 | rlay->rl_conf.tls_cakey_len)) == NULL((void *)0)) |
| 1056 | goto fail; |
| 1057 | s += rlay->rl_conf.tls_cakey_len; |
Value stored to 's' is never read | |
| 1058 | } |
| 1059 | |
| 1060 | TAILQ_INIT(&rlay->rl_tables)do { (&rlay->rl_tables)->tqh_first = ((void *)0); ( &rlay->rl_tables)->tqh_last = &(&rlay->rl_tables )->tqh_first; } while (0); |
| 1061 | TAILQ_INSERT_TAIL(env->sc_relays, rlay, rl_entry)do { (rlay)->rl_entry.tqe_next = ((void *)0); (rlay)->rl_entry .tqe_prev = (env->sc_relays)->tqh_last; *(env->sc_relays )->tqh_last = (rlay); (env->sc_relays)->tqh_last = & (rlay)->rl_entry.tqe_next; } while (0); |
| 1062 | |
| 1063 | env->sc_relaycount++; |
| 1064 | |
| 1065 | DPRINTF("%s: %s %d received relay %s", __func__,do {} while(0) |
| 1066 | ps->ps_title[privsep_process], ps->ps_instance,do {} while(0) |
| 1067 | rlay->rl_conf.name)do {} while(0); |
| 1068 | |
| 1069 | return (0); |
| 1070 | |
| 1071 | fail: |
| 1072 | free(rlay->rl_tls_cakey); |
| 1073 | close(rlay->rl_s); |
| 1074 | free(rlay); |
| 1075 | return (-1); |
| 1076 | } |
| 1077 | |
| 1078 | int |
| 1079 | config_getrelaytable(struct relayd *env, struct imsg *imsg) |
| 1080 | { |
| 1081 | struct relay_table *rlt = NULL((void *)0); |
| 1082 | struct ctl_relaytable crt; |
| 1083 | struct relay *rlay; |
| 1084 | struct table *table; |
| 1085 | u_int8_t *p = imsg->data; |
| 1086 | |
| 1087 | IMSG_SIZE_CHECK(imsg, &crt)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*&crt)) fatalx("bad length imsg received"); } while (0); |
| 1088 | memcpy(&crt, p, sizeof(crt)); |
| 1089 | |
| 1090 | if ((rlay = relay_find(env, crt.relayid)) == NULL((void *)0)) { |
| 1091 | log_debug("%s: unknown relay", __func__); |
| 1092 | goto fail; |
| 1093 | } |
| 1094 | |
| 1095 | if ((table = table_find(env, crt.id)) == NULL((void *)0)) { |
| 1096 | log_debug("%s: unknown table", __func__); |
| 1097 | goto fail; |
| 1098 | } |
| 1099 | |
| 1100 | if ((rlt = calloc(1, sizeof(*rlt))) == NULL((void *)0)) |
| 1101 | goto fail; |
| 1102 | |
| 1103 | rlt->rlt_table = table; |
| 1104 | rlt->rlt_mode = crt.mode; |
| 1105 | rlt->rlt_flags = crt.flags; |
| 1106 | |
| 1107 | TAILQ_INSERT_TAIL(&rlay->rl_tables, rlt, rlt_entry)do { (rlt)->rlt_entry.tqe_next = ((void *)0); (rlt)->rlt_entry .tqe_prev = (&rlay->rl_tables)->tqh_last; *(&rlay ->rl_tables)->tqh_last = (rlt); (&rlay->rl_tables )->tqh_last = &(rlt)->rlt_entry.tqe_next; } while ( 0); |
| 1108 | |
| 1109 | DPRINTF("%s: %s %d received relay table %s for relay %s", __func__,do {} while(0) |
| 1110 | env->sc_ps->ps_title[privsep_process], env->sc_ps->ps_instance,do {} while(0) |
| 1111 | table->conf.name, rlay->rl_conf.name)do {} while(0); |
| 1112 | |
| 1113 | return (0); |
| 1114 | |
| 1115 | fail: |
| 1116 | free(rlt); |
| 1117 | return (-1); |
| 1118 | } |
| 1119 | |
| 1120 | int |
| 1121 | config_getrelayfd(struct relayd *env, struct imsg *imsg) |
| 1122 | { |
| 1123 | struct ctl_relayfd crfd; |
| 1124 | struct relay *rlay = NULL((void *)0); |
| 1125 | struct relay_cert *cert; |
| 1126 | u_int8_t *p = imsg->data; |
| 1127 | |
| 1128 | IMSG_SIZE_CHECK(imsg, &crfd)do { if (((imsg)->hdr.len - sizeof(struct imsg_hdr)) < sizeof (*&crfd)) fatalx("bad length imsg received"); } while (0); |
| 1129 | memcpy(&crfd, p, sizeof(crfd)); |
| 1130 | |
| 1131 | switch (crfd.type) { |
| 1132 | case RELAY_FD_CERT: |
| 1133 | case RELAY_FD_KEY: |
| 1134 | case RELAY_FD_OCSP: |
| 1135 | if ((cert = cert_find(env, crfd.id)) == NULL((void *)0)) { |
| 1136 | if ((cert = cert_add(env, crfd.id)) == NULL((void *)0)) |
| 1137 | return (-1); |
| 1138 | cert->cert_relayid = crfd.relayid; |
| 1139 | } |
| 1140 | /* FALLTHROUGH */ |
| 1141 | default: |
| 1142 | if ((rlay = relay_find(env, crfd.relayid)) == NULL((void *)0)) { |
| 1143 | log_debug("%s: unknown relay", __func__); |
| 1144 | return (-1); |
| 1145 | } |
| 1146 | break; |
| 1147 | } |
| 1148 | |
| 1149 | switch (crfd.type) { |
| 1150 | case RELAY_FD_CERT: |
| 1151 | cert->cert_fd = imsg->fd; |
| 1152 | break; |
| 1153 | case RELAY_FD_KEY: |
| 1154 | cert->cert_key_fd = imsg->fd; |
| 1155 | break; |
| 1156 | case RELAY_FD_OCSP: |
| 1157 | cert->cert_ocsp_fd = imsg->fd; |
| 1158 | break; |
| 1159 | case RELAY_FD_CACERT: |
| 1160 | rlay->rl_tls_ca_fd = imsg->fd; |
| 1161 | break; |
| 1162 | case RELAY_FD_CAFILE: |
| 1163 | rlay->rl_tls_cacert_fd = imsg->fd; |
| 1164 | break; |
| 1165 | } |
| 1166 | |
| 1167 | DPRINTF("%s: %s %d received relay fd %d type %d for relay %s", __func__,do {} while(0) |
| 1168 | env->sc_ps->ps_title[privsep_process], env->sc_ps->ps_instance,do {} while(0) |
| 1169 | imsg->fd, crfd.type, rlay->rl_conf.name)do {} while(0); |
| 1170 | |
| 1171 | return (0); |
| 1172 | } |