asterisk.c

   1 /*
   2  * Asterisk -- A telephony toolkit for Linux.
   3  *
   4  * Top level source file for asterisk
   5  *
   6  * Copyright (C) 1999, Mark Spencer
   7  *
   8  * Mark Spencer <markster@linux-support.net>
   9  *
  10  * This program is free software, distributed under the terms of
  11  * the GNU General Public License
  12  */
  13
  14 #include <unistd.h>
  15 #include <stdlib.h>
  16 #include <asterisk/logger.h>
  17 #include <asterisk/options.h>
  18 #include <asterisk/cli.h>
  19 #include <asterisk/channel.h>
  20 #include <asterisk/ulaw.h>
  21 #include <asterisk/alaw.h>
  22 #include <asterisk/callerid.h>
  23 #include <asterisk/module.h>
  24 #include <asterisk/image.h>
  25 #include <asterisk/tdd.h>
  26 #include <asterisk/term.h>
  27 #include <asterisk/manager.h>
  28 #include <asterisk/pbx.h>
  29 #include <sys/resource.h>
  30 #include <fcntl.h>
  31 #include <stdio.h>
  32 #include <signal.h>
  33 #include <sched.h>
  34 #include <asterisk/io.h>
  35 #include <pthread.h>
  36 #include <sys/socket.h>
  37 #include <sys/un.h>
  38 #include <sys/select.h>
  39 #include <string.h>
  40 #include <errno.h>
  41 #include <ctype.h>
  42 #include "editline/histedit.h"
  43 #include "asterisk.h"
  44 #include <asterisk/config.h>
  45
  46 #define AST_MAX_CONNECTS 128
  47 #define NUM_MSGS 64
  48
  49 int option_verbose=0;
  50 int option_debug=0;
  51 int option_nofork=0;
  52 int option_quiet=0;
  53 int option_console=0;
  54 int option_highpriority=0;
  55 int option_remote=0;
  56 int option_exec=0;
  57 int option_initcrypto=0;
  58 int option_nocolor;
  59 int option_dumpcore = 0;
  60 int option_overrideconfig = 0;
  61 int fully_booted = 0;
  62
  63 static int ast_socket = -1;             /* UNIX Socket for allowing remote control */
  64 static int ast_consock = -1;            /* UNIX Socket for controlling another asterisk */
  65 static int mainpid;
  66 struct console {
  67         int fd;                                 /* File descriptor */
  68         int p[2];                               /* Pipe */
  69         pthread_t t;                    /* Thread of handler */
  70 };
  71
  72 static History *el_hist = NULL;
  73 static EditLine *el = NULL;
  74 static char *remotehostname;
  75
  76 struct console consoles[AST_MAX_CONNECTS];
  77
  78 char defaultlanguage[MAX_LANGUAGE] = DEFAULT_LANGUAGE;
  79
  80 static int ast_el_add_history(char *);
  81 static int ast_el_read_history(char *);
  82 static int ast_el_write_history(char *);
  83
  84 char ast_config_AST_CONFIG_DIR[AST_CONFIG_MAX_PATH];
  85 char ast_config_AST_CONFIG_FILE[AST_CONFIG_MAX_PATH];
  86 char ast_config_AST_MODULE_DIR[AST_CONFIG_MAX_PATH];
  87 char ast_config_AST_SPOOL_DIR[AST_CONFIG_MAX_PATH];
  88 char ast_config_AST_VAR_DIR[AST_CONFIG_MAX_PATH];
  89 char ast_config_AST_LOG_DIR[AST_CONFIG_MAX_PATH];
  90 char ast_config_AST_AGI_DIR[AST_CONFIG_MAX_PATH];
  91 char ast_config_AST_DB[AST_CONFIG_MAX_PATH];
  92 char ast_config_AST_KEY_DIR[AST_CONFIG_MAX_PATH];
  93 char ast_config_AST_PID[AST_CONFIG_MAX_PATH];
  94 char ast_config_AST_SOCKET[AST_CONFIG_MAX_PATH];
  95 char ast_config_AST_RUN_DIR[AST_CONFIG_MAX_PATH];
  96
  97 static int fdprint(int fd, char *s)
  98 {
  99         return write(fd, s, strlen(s) + 1);
 100 }
 101
 102 static void network_verboser(char *s, int pos, int replace, int complete)
 103 {
 104         int x;
 105         for (x=0;x<AST_MAX_CONNECTS; x++) {
 106                 if (consoles[x].fd > -1)
 107                         fdprint(consoles[x].p[1], s);
 108         }
 109 }
 110
 111 static pthread_t lthread;
 112
 113 static void *netconsole(void *vconsole)
 114 {
 115         struct console *con = vconsole;
 116         char hostname[256];
 117         char tmp[512];
 118         int res;
 119         int max;
 120         fd_set rfds;
 121
 122         if (gethostname(hostname, sizeof(hostname)))
 123                 strncpy(hostname, "<Unknown>", sizeof(hostname)-1);
 124         snprintf(tmp, sizeof(tmp), "%s/%d/%s\n", hostname, mainpid, ASTERISK_VERSION);
 125         fdprint(con->fd, tmp);
 126         for(;;) {
 127                 FD_ZERO(&rfds);
 128                 FD_SET(con->fd, &rfds);
 129                 FD_SET(con->p[0], &rfds);
 130                 max = con->fd;
 131                 if (con->p[0] > max)
 132                         max = con->p[0];
 133                 res = select(max + 1, &rfds, NULL, NULL, NULL);
 134                 if (res < 0) {
 135                         ast_log(LOG_WARNING, "select returned < 0: %s\n", strerror(errno));
 136                         continue;
 137                 }
 138                 if (FD_ISSET(con->fd, &rfds)) {
 139                         res = read(con->fd, tmp, sizeof(tmp));
 140                         if (res < 1) {
 141                                 break;
 142                         }
 143                         tmp[res] = 0;
 144                         ast_cli_command(con->fd, tmp);
 145                 }
 146                 if (FD_ISSET(con->p[0], &rfds)) {
 147                         res = read(con->p[0], tmp, sizeof(tmp));
 148                         if (res < 1) {
 149                                 ast_log(LOG_ERROR, "read returned %d\n", res);
 150                                 break;
 151                         }
 152                         res = write(con->fd, tmp, res);
 153                         if (res < 1)
 154                                 break;
 155                 }
 156         }
 157         if (option_verbose > 2)
 158                 ast_verbose(VERBOSE_PREFIX_3 "Remote UNIX connection disconnected\n");
 159         close(con->fd);
 160         close(con->p[0]);
 161         close(con->p[1]);
 162         con->fd = -1;
 163
 164         return NULL;
 165 }
 166
 167 static void *listener(void *unused)
 168 {
 169         struct sockaddr_un sun;
 170         int s;
 171         int len;
 172         int x;
 173         int flags;
 174         pthread_attr_t attr;
 175         pthread_attr_init(&attr);
 176         pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
 177         for(;;) {
 178                 if (ast_socket < 0)
 179                         return NULL;
 180                 len = sizeof(sun);
 181                 s = accept(ast_socket, (struct sockaddr *)&sun, &len);
 182                 if (s < 0) {
 183                         ast_log(LOG_WARNING, "Accept retured %d: %s\n", s, strerror(errno));
 184                 } else {
 185                         for (x=0;x<AST_MAX_CONNECTS;x++) {
 186                                 if (consoles[x].fd < 0) {
 187                                         if (socketpair(AF_LOCAL, SOCK_STREAM, 0, consoles[x].p)) {
 188                                                 ast_log(LOG_ERROR, "Unable to create pipe: %s\n", strerror(errno));
 189                                                 consoles[x].fd = -1;
 190                                                 fdprint(s, "Server failed to create pipe\n");
 191                                                 close(s);
 192                                                 break;
 193                                         }
 194                                         flags = fcntl(consoles[x].p[1], F_GETFL);
 195                                         fcntl(consoles[x].p[1], F_SETFL, flags | O_NONBLOCK);
 196                                         consoles[x].fd = s;
 197                                         if (pthread_create(&consoles[x].t, &attr, netconsole, &consoles[x])) {
 198                                                 ast_log(LOG_ERROR, "Unable to spawn thread to handle connection\n");
 199                                                 consoles[x].fd = -1;
 200                                                 fdprint(s, "Server failed to spawn thread\n");
 201                                                 close(s);
 202                                         }
 203                                         break;
 204                                 }
 205                         }
 206                         if (x >= AST_MAX_CONNECTS) {
 207                                 fdprint(s, "No more connections allowed\n");
 208                                 ast_log(LOG_WARNING, "No more connections allowed\n");
 209                                 close(s);
 210                         } else if (consoles[x].fd > -1) {
 211                                 if (option_verbose > 2)
 212                                         ast_verbose(VERBOSE_PREFIX_3 "Remote UNIX connection\n");
 213                         }
 214                 }
 215         }
 216         return NULL;
 217 }
 218
 219 static int ast_makesocket(void)
 220 {
 221         struct sockaddr_un sun;
 222         int res;
 223         int x;
 224         for (x=0;x<AST_MAX_CONNECTS;x++)
 225                 consoles[x].fd = -1;
 226         unlink((char *)ast_config_AST_SOCKET);
 227         ast_socket = socket(PF_LOCAL, SOCK_STREAM, 0);
 228         if (ast_socket < 0) {
 229                 ast_log(LOG_WARNING, "Unable to create control socket: %s\n", strerror(errno));
 230                 return -1;
 231         }
 232         memset(&sun, 0, sizeof(sun));
 233         sun.sun_family = AF_LOCAL;
 234         strncpy(sun.sun_path, (char *)ast_config_AST_SOCKET, sizeof(sun.sun_path)-1);
 235         res = bind(ast_socket, (struct sockaddr *)&sun, sizeof(sun));
 236         if (res) {
 237                 ast_log(LOG_WARNING, "Unable to bind socket to %s: %s\n", (char *)ast_config_AST_SOCKET, strerror(errno));
 238                 close(ast_socket);
 239                 ast_socket = -1;
 240                 return -1;
 241         }
 242         res = listen(ast_socket, 2);
 243         if (res < 0) {
 244                 ast_log(LOG_WARNING, "Unable to listen on socket %s: %s\n", (char *)ast_config_AST_SOCKET, strerror(errno));
 245                 close(ast_socket);
 246                 ast_socket = -1;
 247                 return -1;
 248         }
 249         ast_register_verbose(network_verboser);
 250         pthread_create(&lthread, NULL, listener, NULL);
 251         return 0;
 252 }
 253
 254 static int ast_tryconnect(void)
 255 {
 256         struct sockaddr_un sun;
 257         int res;
 258         ast_consock = socket(PF_LOCAL, SOCK_STREAM, 0);
 259         if (ast_consock < 0) {
 260                 ast_log(LOG_WARNING, "Unable to create socket: %s\n", strerror(errno));
 261                 return 0;
 262         }
 263         memset(&sun, 0, sizeof(sun));
 264         sun.sun_family = AF_LOCAL;
 265         strncpy(sun.sun_path, (char *)ast_config_AST_SOCKET, sizeof(sun.sun_path)-1);
 266         res = connect(ast_consock, (struct sockaddr *)&sun, sizeof(sun));
 267         if (res) {
 268                 close(ast_consock);
 269                 ast_consock = -1;
 270                 return 0;
 271         } else
 272                 return 1;
 273 }
 274
 275 static void urg_handler(int num)
 276 {
 277         /* Called by soft_hangup to interrupt the select, read, or other
 278            system call.  We don't actually need to do anything though.  */
 279         if (option_debug)
 280                 ast_log(LOG_DEBUG, "Urgent handler\n");
 281         signal(num, urg_handler);
 282         return;
 283 }
 284
 285 static void hup_handler(int num)
 286 {
 287         if (option_verbose > 1)
 288                 ast_verbose(VERBOSE_PREFIX_2 "Received HUP signal -- Reloading configs\n");
 289         ast_module_reload();
 290 }
 291
 292
 293 static void pipe_handler(int num)
 294 {
 295         /* Ignore sigpipe */
 296 }
 297 static void set_title(char *text)
 298 {
 299         /* Set an X-term or screen title */
 300         if (getenv("TERM") && strstr(getenv("TERM"), "xterm"))
 301                 fprintf(stdout, "\033]2;%s\007", text);
 302 }
 303
 304 static void set_icon(char *text)
 305 {
 306         if (getenv("TERM") && strstr(getenv("TERM"), "xterm"))
 307                 fprintf(stdout, "\033]1;%s\007", text);
 308 }
 309
 310 static int set_priority(int pri)
 311 {
 312         struct sched_param sched;
 313         memset(&sched, 0, sizeof(sched));
 314         /* We set ourselves to a high priority, that we might pre-empt everything
 315            else.  If your PBX has heavy activity on it, this is a good thing.  */
 316         if (pri) {
 317                 sched.sched_priority = 10;
 318                 if (sched_setscheduler(0, SCHED_RR, &sched)) {
 319                         ast_log(LOG_WARNING, "Unable to set high priority\n");
 320                         return -1;
 321                 } else
 322                         if (option_verbose)
 323                                 ast_verbose("Set to realtime thread\n");
 324         } else {
 325                 sched.sched_priority = 0;
 326                 if (sched_setscheduler(0, SCHED_OTHER, &sched)) {
 327                         ast_log(LOG_WARNING, "Unable to set normal priority\n");
 328                         return -1;
 329                 }
 330         }
 331         return 0;
 332 }
 333
 334 static char *_argv[256];
 335
 336 static int shuttingdown = 0;
 337
 338 static void quit_handler(int num, int nice, int safeshutdown, int restart)
 339 {
 340         char filename[80] = "";
 341         time_t s,e;
 342         int x;
 343         if (safeshutdown) {
 344                 shuttingdown = 1;
 345                 if (!nice) {
 346                         /* Begin shutdown routine, hanging up active channels */
 347                         ast_begin_shutdown(1);
 348                         if (option_verbose && option_console)
 349                                 ast_verbose("Beginning asterisk %s....\n", restart ? "restart" : "shutdown");
 350                         time(&s);
 351                         for(;;) {
 352                                 time(&e);
 353                                 /* Wait up to 15 seconds for all channels to go away */
 354                                 if ((e - s) > 15)
 355                                         break;
 356                                 if (!ast_active_channels())
 357                                         break;
 358                                 if (!shuttingdown)
 359                                         break;
 360                                 /* Sleep 1/10 of a second */
 361                                 usleep(100000);
 362                         }
 363                 } else {
 364                         if (nice < 2)
 365                                 ast_begin_shutdown(0);
 366                         if (option_verbose && option_console)
 367                                 ast_verbose("Waiting for inactivity to perform %s...\n", restart ? "restart" : "halt");
 368                         for(;;) {
 369                                 if (!ast_active_channels())
 370                                         break;
 371                                 if (!shuttingdown)
 372                                         break;
 373                                 sleep(1);
 374                         }
 375                 }
 376
 377                 if (!shuttingdown) {
 378                         if (option_verbose && option_console)
 379                                 ast_verbose("Asterisk %s cancelled.\n", restart ? "restart" : "shutdown");
 380                         return;
 381                 }
 382         }
 383         if (option_console || option_remote) {
 384                 if (getenv("HOME"))
 385                         snprintf(filename, sizeof(filename), "%s/.asterisk_history", getenv("HOME"));
 386                 if (strlen(filename))
 387                         ast_el_write_history(filename);
 388                 if (el != NULL)
 389                         el_end(el);
 390                 if (el_hist != NULL)
 391                         history_end(el_hist);
 392         }
 393         /* Called on exit */
 394         if (option_verbose && option_console)
 395                 ast_verbose("Asterisk %s ending (%d).\n", ast_active_channels() ? "uncleanly" : "cleanly", num);
 396         else if (option_debug)
 397                 ast_log(LOG_DEBUG, "Asterisk ending (%d).\n", num);
 398         manager_event(EVENT_FLAG_SYSTEM, "Shutdown", "Shutdown: %s\r\nRestart: %s\r\n", ast_active_channels() ? "Uncleanly" : "Cleanly", restart ? "True" : "False");
 399         if (ast_socket > -1) {
 400                 close(ast_socket);
 401                 ast_socket = -1;
 402         }
 403         if (ast_consock > -1)
 404                 close(ast_consock);
 405         if (ast_socket > -1)
 406                 unlink((char *)ast_config_AST_SOCKET);
 407         unlink((char *)ast_config_AST_PID);
 408         printf(term_quit());
 409         if (restart) {
 410                 if (option_verbose || option_console)
 411                         ast_verbose("Preparing for Asterisk restart...\n");
 412                 /* Mark all FD's for closing on exec */
 413                 for (x=3;x<32768;x++) {
 414                         fcntl(x, F_SETFD, FD_CLOEXEC);
 415                 }
 416                 if (option_verbose || option_console)
 417                         ast_verbose("Restarting Asterisk NOW...\n");
 418                 execvp(_argv[0], _argv);
 419         } else
 420                 exit(0);
 421 }
 422
 423 static void __quit_handler(int num)
 424 {
 425         quit_handler(num, 0, 1, 0);
 426 }
 427
 428 static pthread_t consolethread = -1;
 429
 430 static int fix_header(char *outbuf, int maxout, char **s, char *cmp)
 431 {
 432         if (!strncmp(*s, cmp, strlen(cmp))) {
 433                 *s += strlen(cmp);
 434                 term_color(outbuf, cmp, COLOR_GRAY, 0, maxout);
 435                 return 1;
 436         }
 437         return 0;
 438 }
 439
 440 static void console_verboser(char *s, int pos, int replace, int complete)
 441 {
 442         char tmp[80];
 443         /* Return to the beginning of the line */
 444         if (!pos) {
 445                 fprintf(stdout, "\r");
 446                 if (fix_header(tmp, sizeof(tmp), &s, VERBOSE_PREFIX_4) ||
 447                         fix_header(tmp, sizeof(tmp), &s, VERBOSE_PREFIX_3) ||
 448                         fix_header(tmp, sizeof(tmp), &s, VERBOSE_PREFIX_2) ||
 449                         fix_header(tmp, sizeof(tmp), &s, VERBOSE_PREFIX_1))
 450                         fputs(tmp, stdout);
 451         }
 452         fputs(s + pos,stdout);
 453         fflush(stdout);
 454         if (complete)
 455         /* Wake up a select()ing console */
 456                 if (consolethread > -1)
 457                         pthread_kill(consolethread, SIGURG);
 458 }
 459
 460 static void consolehandler(char *s)
 461 {
 462         printf(term_end());
 463         fflush(stdout);
 464         /* Called when readline data is available */
 465         if (s && strlen(s))
 466                 ast_el_add_history(s);
 467         /* Give the console access to the shell */
 468         if (s) {
 469                 if (s[0] == '!') {
 470                         if (s[1])
 471                                 system(s+1);
 472                         else
 473                                 system(getenv("SHELL") ? getenv("SHELL") : "/bin/sh");
 474                 } else
 475                 ast_cli_command(STDOUT_FILENO, s);
 476                 if (!strcasecmp(s, "help"))
 477                         fprintf(stdout, "          !<command>   Executes a given shell command\n");
 478         } else
 479                 fprintf(stdout, "\nUse \"quit\" to exit\n");
 480 }
 481
 482 static int remoteconsolehandler(char *s)
 483 {
 484         int ret = 0;
 485         /* Called when readline data is available */
 486         if (s && strlen(s))
 487                 ast_el_add_history(s);
 488         /* Give the console access to the shell */
 489         if (s) {
 490                 if (s[0] == '!') {
 491                         if (s[1])
 492                                 system(s+1);
 493                         else
 494                                 system(getenv("SHELL") ? getenv("SHELL") : "/bin/sh");
 495                         ret = 1;
 496                 }
 497                 if (!strcasecmp(s, "help")) {
 498                         fprintf(stdout, "          !<command>   Executes a given shell command\n");
 499                         ret = 0;
 500                 }
 501                 if (!strcasecmp(s, "quit")) {
 502                         quit_handler(0, 0, 0, 0);
 503                         ret = 1;
 504                 }
 505                 if (!strcasecmp(s, "exit")) {
 506                         quit_handler(0, 0, 0, 0);
 507                         ret = 1;
 508                 }
 509         } else
 510                 fprintf(stdout, "\nUse \"quit\" to exit\n");
 511
 512         return ret;
 513 }
 514
 515 static char quit_help[] =
 516 "Usage: quit\n"
 517 "       Exits Asterisk.\n";
 518
 519 static char abort_halt_help[] =
 520 "Usage: abort shutdown\n"
 521 "       Causes Asterisk to abort an executing shutdown or restart, and resume normal\n"
 522 "       call operations.\n";
 523
 524 static char shutdown_now_help[] =
 525 "Usage: stop now\n"
 526 "       Shuts down a running Asterisk immediately, hanging up all active calls .\n";
 527
 528 static char shutdown_gracefully_help[] =
 529 "Usage: stop gracefully\n"
 530 "       Causes Asterisk to not accept new calls, and exit when all\n"
 531 "       active calls have terminated normally.\n";
 532
 533 static char restart_now_help[] =
 534 "Usage: restart now\n"
 535 "       Causes Asterisk to hangup all calls and exec() itself performing a cold.\n"
 536 "       restart.\n";
 537
 538 static char restart_gracefully_help[] =
 539 "Usage: restart gracefully\n"
 540 "       Causes Asterisk to stop accepting new calls and exec() itself performing a cold.\n"
 541 "       restart when all active calls have ended.\n";
 542
 543 static char restart_when_convenient_help[] =
 544 "Usage: restart when convenient\n"
 545 "       Causes Asterisk to perform a cold restart when all active calls have ended.\n";
 546
 547 static int handle_quit(int fd, int argc, char *argv[])
 548 {
 549         if (argc != 1)
 550                 return RESULT_SHOWUSAGE;
 551         quit_handler(0, 0, 1, 0);
 552         return RESULT_SUCCESS;
 553 }
 554
 555 static int no_more_quit(int fd, int argc, char *argv[])
 556 {
 557         if (argc != 1)
 558                 return RESULT_SHOWUSAGE;
 559         ast_cli(fd, "The QUIT and EXIT commands may no longer be used to shutdown the PBX.\n"
 560                     "Please use STOP NOW instead, if you wish to shutdown the PBX.\n");
 561         return RESULT_SUCCESS;
 562 }
 563
 564 static int handle_shutdown_now(int fd, int argc, char *argv[])
 565 {
 566         if (argc != 2)
 567                 return RESULT_SHOWUSAGE;
 568         quit_handler(0, 0 /* Not nice */, 1 /* safely */, 0 /* not restart */);
 569         return RESULT_SUCCESS;
 570 }
 571
 572 static int handle_shutdown_gracefully(int fd, int argc, char *argv[])
 573 {
 574         if (argc != 2)
 575                 return RESULT_SHOWUSAGE;
 576         quit_handler(0, 1 /* nicely */, 1 /* safely */, 0 /* no restart */);
 577         return RESULT_SUCCESS;
 578 }
 579
 580 static int handle_restart_now(int fd, int argc, char *argv[])
 581 {
 582         if (argc != 2)
 583                 return RESULT_SHOWUSAGE;
 584         quit_handler(0, 0 /* not nicely */, 1 /* safely */, 1 /* restart */);
 585         return RESULT_SUCCESS;
 586 }
 587
 588 static int handle_restart_gracefully(int fd, int argc, char *argv[])
 589 {
 590         if (argc != 2)
 591                 return RESULT_SHOWUSAGE;
 592         quit_handler(0, 1 /* nicely */, 1 /* safely */, 1 /* restart */);
 593         return RESULT_SUCCESS;
 594 }
 595
 596 static int handle_restart_when_convenient(int fd, int argc, char *argv[])
 597 {
 598         if (argc != 3)
 599                 return RESULT_SHOWUSAGE;
 600         quit_handler(0, 2 /* really nicely */, 1 /* safely */, 1 /* restart */);
 601         return RESULT_SUCCESS;
 602 }
 603
 604 static int handle_abort_halt(int fd, int argc, char *argv[])
 605 {
 606         if (argc != 2)
 607                 return RESULT_SHOWUSAGE;
 608         ast_cancel_shutdown();
 609         shuttingdown = 0;
 610         return RESULT_SUCCESS;
 611 }
 612
 613 #define ASTERISK_PROMPT "*CLI> "
 614
 615 #define ASTERISK_PROMPT2 "%s*CLI> "
 616
 617 static struct ast_cli_entry aborthalt = { { "abort", "halt", NULL }, handle_abort_halt, "Cancel a running halt", abort_halt_help };
 618
 619 static struct ast_cli_entry quit =      { { "quit", NULL }, no_more_quit, "Exit Asterisk", quit_help };
 620 static struct ast_cli_entry astexit =   { { "exit", NULL }, no_more_quit, "Exit Asterisk", quit_help };
 621
 622 static struct ast_cli_entry astshutdownnow =    { { "stop", "now", NULL }, handle_shutdown_now, "Shut down Asterisk imediately", shutdown_now_help };
 623 static struct ast_cli_entry astshutdowngracefully =     { { "stop", "gracefully", NULL }, handle_shutdown_gracefully, "Gracefully shut down Asterisk", shutdown_gracefully_help };
 624 static struct ast_cli_entry astrestartnow =     { { "restart", "now", NULL }, handle_restart_now, "Restart Asterisk immediately", restart_now_help };
 625 static struct ast_cli_entry astrestartgracefully =      { { "restart", "gracefully", NULL }, handle_restart_gracefully, "Restart Asterisk gracefully", restart_gracefully_help };
 626 static struct ast_cli_entry astrestartwhenconvenient=   { { "restart", "when", "convenient", NULL }, handle_restart_when_convenient, "Restart Asterisk at empty call volume", restart_when_convenient_help };
 627
 628 static int ast_el_read_char(EditLine *el, char *cp)
 629 {
 630         int num_read=0;
 631         int lastpos=0;
 632         fd_set rfds;
 633         int res;
 634         int max;
 635         char buf[512];
 636
 637         for (;;) {
 638                 FD_ZERO(&rfds);
 639                 FD_SET(ast_consock, &rfds);
 640                 FD_SET(STDIN_FILENO, &rfds);
 641                 max = ast_consock;
 642                 if (STDIN_FILENO > max)
 643                         max = STDIN_FILENO;
 644                 res = select(max+1, &rfds, NULL, NULL, NULL);
 645                 if (res < 0) {
 646                         if (errno == EINTR)
 647                                 continue;
 648                         ast_log(LOG_ERROR, "select failed: %s\n", strerror(errno));
 649                         break;
 650                 }
 651
 652                 if (FD_ISSET(STDIN_FILENO, &rfds)) {
 653                         num_read = read(STDIN_FILENO, cp, 1);
 654                         if (num_read < 1) {
 655                                 break;
 656                         } else
 657                                 return (num_read);
 658                 }
 659                 if (FD_ISSET(ast_consock, &rfds)) {
 660                         res = read(ast_consock, buf, sizeof(buf) - 1);
 661                         /* if the remote side disappears exit */
 662                         if (res < 1) {
 663                                 fprintf(stderr, "\nDisconnected from Asterisk server\n");
 664                                 quit_handler(0, 0, 0, 0);
 665                         }
 666
 667                         buf[res] = '\0';
 668
 669                         if (!lastpos)
 670                                 write(STDOUT_FILENO, "\r", 1);
 671                         write(STDOUT_FILENO, buf, res);
 672                         if ((buf[res-1] == '\n') || (buf[res-2] == '\n')) {
 673                                 break;
 674                         } else {
 675                                 lastpos = 1;
 676                         }
 677                 }
 678         }
 679
 680         *cp = '\0';
 681         return (0);
 682 }
 683
 684 static char *cli_prompt(EditLine *el)
 685 {
 686         char prompt[80];
 687
 688         if (remotehostname)
 689                 snprintf(prompt, sizeof(prompt), ASTERISK_PROMPT2, remotehostname);
 690         else
 691                 snprintf(prompt, sizeof(prompt), ASTERISK_PROMPT);
 692
 693         return strdup(prompt);
 694 }
 695
 696 static char **ast_el_strtoarr(char *buf)
 697 {
 698         char **match_list = NULL, *retstr;
 699         size_t match_list_len;
 700         int matches = 0;
 701
 702         match_list_len = 1;
 703         while ( (retstr = strsep(&buf, " ")) != NULL) {
 704
 705                 if (matches + 1 >= match_list_len) {
 706                         match_list_len <<= 1;
 707                         match_list = realloc(match_list, match_list_len * sizeof(char *));
 708                 }
 709
 710                 match_list[matches++] = retstr;
 711         }
 712
 713         if (!match_list)
 714                 return (char **) NULL;
 715
 716         if (matches>= match_list_len)
 717                 match_list = realloc(match_list, (match_list_len + 1) * sizeof(char *));
 718
 719         match_list[matches] = (char *) NULL;
 720
 721         return match_list;
 722 }
 723
 724 static int ast_el_sort_compare(const void *i1, const void *i2)
 725 {
 726         char *s1, *s2;
 727
 728         s1 = ((char **)i1)[0];
 729         s2 = ((char **)i2)[0];
 730
 731         return strcasecmp(s1, s2);
 732 }
 733
 734 static int ast_cli_display_match_list(char **matches, int len, int max)
 735 {
 736         int i, idx, limit, count;
 737         int screenwidth = 0;
 738         int numoutput = 0, numoutputline = 0;
 739
 740         screenwidth = ast_get_termcols(STDOUT_FILENO);
 741
 742         /* find out how many entries can be put on one line, with two spaces between strings */
 743         limit = screenwidth / (max + 2);
 744         if (limit == 0)
 745                 limit = 1;
 746
 747         /* how many lines of output */
 748         count = len / limit;
 749         if (count * limit < len)
 750                 count++;
 751
 752         idx = 1;
 753
 754         qsort(&matches[0], (size_t)(len + 1), sizeof(char *), ast_el_sort_compare);
 755
 756         for (; count > 0; count--) {
 757                 numoutputline = 0;
 758                 for (i=0; i < limit && matches[idx]; i++, idx++) {
 759
 760                         /* Don't print dupes */
 761                         if ( (matches[idx+1] != NULL && strcmp(matches[idx], matches[idx+1]) == 0 ) ) {
 762                                 i--;
 763                                 continue;
 764                         }
 765
 766                         numoutput++;  numoutputline++;
 767                         fprintf(stdout, "%-*s  ", max, matches[idx]);
 768                 }
 769                 if (numoutputline > 0)
 770                         fprintf(stdout, "\n");
 771         }
 772
 773         return numoutput;
 774 }
 775
 776
 777 static char *cli_complete(EditLine *el, int ch)
 778 {
 779         int len=0;
 780         char *ptr;
 781         int nummatches = 0;
 782         char **matches;
 783         int retval = CC_ERROR;
 784         char buf[1024];
 785         int res;
 786
 787         LineInfo *lf = (LineInfo *)el_line(el);
 788
 789         *lf->cursor = '\0';
 790         ptr = (char *)lf->cursor;
 791         if (ptr) {
 792                 while (ptr > lf->buffer) {
 793                         if (isspace(*ptr)) {
 794                                 ptr++;
 795                                 break;
 796                         }
 797                         ptr--;
 798                 }
 799         }
 800
 801         len = lf->cursor - ptr;
 802
 803         if (option_remote) {
 804                 snprintf(buf, sizeof(buf),"_COMMAND NUMMATCHES \"%s\" \"%s\"", lf->buffer, ptr);
 805                 fdprint(ast_consock, buf);
 806                 res = read(ast_consock, buf, sizeof(buf));
 807                 buf[res] = '\0';
 808                 nummatches = atoi(buf);
 809
 810                 if (nummatches > 0) {
 811                         snprintf(buf, sizeof(buf),"_COMMAND MATCHESARRAY \"%s\" \"%s\"", lf->buffer, ptr);
 812                         fdprint(ast_consock, buf);
 813                         res = read(ast_consock, buf, sizeof(buf));
 814                         buf[res] = '\0';
 815
 816                         matches = ast_el_strtoarr(buf);
 817                 } else
 818                         matches = (char **) NULL;
 819
 820
 821         }  else {
 822
 823                 nummatches = ast_cli_generatornummatches((char *)lf->buffer,ptr);
 824                 matches = ast_cli_completion_matches((char *)lf->buffer,ptr);
 825         }
 826
 827         if (matches) {
 828                 int i;
 829                 int matches_num, maxlen, match_len;
 830
 831                 if (matches[0][0] != '\0') {
 832                         el_deletestr(el, (int) len);
 833                         el_insertstr(el, matches[0]);
 834                         retval = CC_REFRESH;
 835                 }
 836
 837                 if (nummatches == 1) {
 838                         /* Found an exact match */
 839                         el_insertstr(el, strdup(" "));
 840                         retval = CC_REFRESH;
 841                 } else {
 842                         /* Must be more than one match */
 843                         for (i=1, maxlen=0; matches[i]; i++) {
 844                                 match_len = strlen(matches[i]);
 845                                 if (match_len > maxlen)
 846                                         maxlen = match_len;
 847                         }
 848                         matches_num = i - 1;
 849                         if (matches_num >1) {
 850                                 fprintf(stdout, "\n");
 851                                 ast_cli_display_match_list(matches, nummatches, maxlen);
 852                                 retval = CC_REDISPLAY;
 853                         } else {
 854                                 el_insertstr(el,strdup(" "));
 855                                 retval = CC_REFRESH;
 856                         }
 857                 }
 858
 859         }
 860
 861         return (char *)retval;
 862 }
 863
 864 static int ast_el_initialize(void)
 865 {
 866         HistEvent ev;
 867
 868         if (el != NULL)
 869                 el_end(el);
 870         if (el_hist != NULL)
 871                 history_end(el_hist);
 872
 873         el = el_init("asterisk", stdin, stdout, stderr);
 874         el_set(el, EL_PROMPT, cli_prompt);
 875
 876         el_set(el, EL_EDITMODE, 1);
 877         el_set(el, EL_EDITOR, "emacs");
 878         el_hist = history_init();
 879         if (!el || !el_hist)
 880                 return -1;
 881
 882         /* setup history with 100 entries */
 883         history(el_hist, &ev, H_SETSIZE, 100);
 884
 885         el_set(el, EL_HIST, history, el_hist);
 886
 887         el_set(el, EL_ADDFN, "ed-complete", "Complete argument", cli_complete);
 888         /* Bind <tab> to command completion */
 889         el_set(el, EL_BIND, "^I", "ed-complete", NULL);
 890         /* Bind ? to command completion */
 891         el_set(el, EL_BIND, "?", "ed-complete", NULL);
 892
 893         return 0;
 894 }
 895
 896 static int ast_el_add_history(char *buf)
 897 {
 898         HistEvent ev;
 899
 900         if (el_hist == NULL || el == NULL)
 901                 ast_el_initialize();
 902
 903         return (history(el_hist, &ev, H_ENTER, buf));
 904 }
 905
 906 static int ast_el_write_history(char *filename)
 907 {
 908         HistEvent ev;
 909
 910         if (el_hist == NULL || el == NULL)
 911                 ast_el_initialize();
 912
 913         return (history(el_hist, &ev, H_SAVE, filename));
 914 }
 915
 916 static int ast_el_read_history(char *filename)
 917 {
 918         char buf[256];
 919         FILE *f;
 920         int ret = -1;
 921
 922         if (el_hist == NULL || el == NULL)
 923                 ast_el_initialize();
 924
 925         if ((f = fopen(filename, "r")) == NULL)
 926                 return ret;
 927
 928         while (!feof(f)) {
 929                 fgets(buf, sizeof(buf), f);
 930                 if (!strcmp(buf, "_HiStOrY_V2_\n"))
 931                         continue;
 932                 if ((ret = ast_el_add_history(buf)) == -1)
 933                         break;
 934         }
 935         fclose(f);
 936
 937         return ret;
 938 }
 939
 940 static void ast_remotecontrol(char * data)
 941 {
 942         char buf[80];
 943         int res;
 944         char filename[80] = "";
 945         char *hostname;
 946         char *cpid;
 947         char *version;
 948         int pid;
 949         char tmp[80];
 950         char *stringp=NULL;
 951
 952         char *ebuf;
 953         int num = 0;
 954
 955         read(ast_consock, buf, sizeof(buf));
 956         if (data)
 957                 write(ast_consock, data, strlen(data) + 1);
 958         stringp=buf;
 959         hostname = strsep(&stringp, "/");
 960         cpid = strsep(&stringp, "/");
 961         version = strsep(&stringp, "/");
 962         if (!version)
 963                 version = "<Version Unknown>";
 964         stringp=hostname;
 965         strsep(&stringp, ".");
 966         if (cpid)
 967                 pid = atoi(cpid);
 968         else
 969                 pid = -1;
 970         snprintf(tmp, sizeof(tmp), "set verbose atleast %d", option_verbose);
 971         fdprint(ast_consock, tmp);
 972         ast_verbose("Connected to Asterisk %s currently running on %s (pid = %d)\n", version, hostname, pid);
 973         remotehostname = hostname;
 974         if (getenv("HOME"))
 975                 snprintf(filename, sizeof(filename), "%s/.asterisk_history", getenv("HOME"));
 976         if (el_hist == NULL || el == NULL)
 977                 ast_el_initialize();
 978
 979         el_set(el, EL_GETCFN, ast_el_read_char);
 980
 981         if (strlen(filename))
 982                 ast_el_read_history(filename);
 983
 984         ast_cli_register(&quit);
 985         ast_cli_register(&astexit);
 986 #if 0
 987         ast_cli_register(&astshutdown);
 988 #endif
 989         for(;;) {
 990                 ebuf = (char *)el_gets(el, &num);
 991
 992                 if (data)       /* hack to print output then exit if asterisk -rx is used */
 993                         ebuf = strdup("quit");
 994
 995                 if (ebuf && strlen(ebuf)) {
 996                         if (ebuf[strlen(ebuf)-1] == '\n')
 997                                 ebuf[strlen(ebuf)-1] = '\0';
 998                         if (!remoteconsolehandler(ebuf)) {
 999                                 res = write(ast_consock, ebuf, strlen(ebuf) + 1);
1000                                 if (res < 1) {
1001                                         ast_log(LOG_WARNING, "Unable to write: %s\n", strerror(errno));
1002                                         break;
1003                                 }
1004                         }
1005                 }
1006         }
1007         printf("\nDisconnected from Asterisk server\n");
1008 }
1009
1010 static int show_cli_help(void) {
1011         printf("Asterisk " ASTERISK_VERSION ", Copyright (C) 2000-2002, Digium.\n");
1012         printf("Usage: asterisk [OPTIONS]\n");
1013         printf("Valid Options:\n");
1014         printf("   -h           This help screen\n");
1015         printf("   -r           Connect to Asterisk on this machine\n");
1016         printf("   -f           Do not fork\n");
1017         printf("   -n           Disable console colorization\n");
1018         printf("   -p           Run as pseudo-realtime thread\n");
1019         printf("   -v           Increase verbosity (multiple v's = more verbose)\n");
1020         printf("   -q           Quiet mode (supress output)\n");
1021         printf("   -g           Dump core in case of a crash\n");
1022         printf("   -x <cmd>     Execute command <cmd> (only valid with -r)\n");
1023         printf("   -i           Initializie crypto keys at startup\n");
1024         printf("   -c           Provide console CLI\n");
1025         printf("   -d           Enable extra debugging\n");
1026         printf("\n");
1027         return 0;
1028 }
1029
1030 static void ast_readconfig() {
1031         struct ast_config *cfg;
1032         struct ast_variable *v;
1033         char *config = ASTCONFPATH;
1034
1035         if (option_overrideconfig == 1) {
1036             cfg = ast_load((char *)ast_config_AST_CONFIG_FILE);
1037         } else {
1038             cfg = ast_load(config);
1039         }
1040
1041         /* init with buildtime config */
1042         strncpy((char *)ast_config_AST_CONFIG_DIR,AST_CONFIG_DIR,sizeof(ast_config_AST_CONFIG_DIR)-1);
1043         strncpy((char *)ast_config_AST_SPOOL_DIR,AST_SPOOL_DIR,sizeof(ast_config_AST_SPOOL_DIR)-1);
1044         strncpy((char *)ast_config_AST_MODULE_DIR,AST_MODULE_DIR,sizeof(ast_config_AST_VAR_DIR)-1);
1045         strncpy((char *)ast_config_AST_VAR_DIR,AST_VAR_DIR,sizeof(ast_config_AST_VAR_DIR)-1);
1046         strncpy((char *)ast_config_AST_LOG_DIR,AST_LOG_DIR,sizeof(ast_config_AST_LOG_DIR)-1);
1047         strncpy((char *)ast_config_AST_AGI_DIR,AST_AGI_DIR,sizeof(ast_config_AST_AGI_DIR)-1);
1048         strncpy((char *)ast_config_AST_DB,AST_DB,sizeof(ast_config_AST_DB)-1);
1049         strncpy((char *)ast_config_AST_KEY_DIR,AST_KEY_DIR,sizeof(ast_config_AST_KEY_DIR)-1);
1050         strncpy((char *)ast_config_AST_PID,AST_PID,sizeof(ast_config_AST_PID)-1);
1051         strncpy((char *)ast_config_AST_SOCKET,AST_SOCKET,sizeof(ast_config_AST_SOCKET)-1);
1052         strncpy((char *)ast_config_AST_RUN_DIR,AST_RUN_DIR,sizeof(ast_config_AST_RUN_DIR)-1);
1053
1054         /* no asterisk.conf? no problem, use buildtime config! */
1055         if (!cfg) {
1056             return;
1057         }
1058         v = ast_variable_browse(cfg, "directories");
1059         while(v) {
1060                 if (!strcasecmp(v->name, "astetcdir")) {
1061                     strncpy((char *)ast_config_AST_CONFIG_DIR,v->value,sizeof(ast_config_AST_CONFIG_DIR)-1);
1062                 } else if (!strcasecmp(v->name, "astspooldir")) {
1063                     strncpy((char *)ast_config_AST_SPOOL_DIR,v->value,sizeof(ast_config_AST_SPOOL_DIR)-1);
1064                 } else if (!strcasecmp(v->name, "astvarlibdir")) {
1065                     strncpy((char *)ast_config_AST_VAR_DIR,v->value,sizeof(ast_config_AST_VAR_DIR)-1);
1066                     snprintf((char *)ast_config_AST_DB,sizeof(ast_config_AST_DB)-1,"%s/%s",v->value,"astdb");
1067                 } else if (!strcasecmp(v->name, "astlogdir")) {
1068                     strncpy((char *)ast_config_AST_LOG_DIR,v->value,sizeof(ast_config_AST_LOG_DIR)-1);
1069                 } else if (!strcasecmp(v->name, "astagidir")) {
1070                     strncpy((char *)ast_config_AST_AGI_DIR,v->value,sizeof(ast_config_AST_AGI_DIR)-1);
1071                 } else if (!strcasecmp(v->name, "astrundir")) {
1072                     snprintf((char *)ast_config_AST_PID,sizeof(ast_config_AST_PID)-1,"%s/%s",v->value,"asterisk.pid");
1073                     snprintf((char *)ast_config_AST_SOCKET,sizeof(ast_config_AST_SOCKET)-1,"%s/%s",v->value,"asterisk.ctl");
1074                     strncpy((char *)ast_config_AST_RUN_DIR,v->value,sizeof(ast_config_AST_RUN_DIR)-1);
1075                 } else if (!strcasecmp(v->name, "astmoddir")) {
1076                     strncpy((char *)ast_config_AST_MODULE_DIR,v->value,sizeof(ast_config_AST_MODULE_DIR)-1);
1077                 }
1078                 v = v->next;
1079         }
1080         ast_destroy(cfg);
1081 }
1082
1083 int main(int argc, char *argv[])
1084 {
1085         char c;
1086         char filename[80] = "";
1087         char hostname[256];
1088         char tmp[80];
1089         char * xarg = NULL;
1090         int x;
1091         FILE *f;
1092         sigset_t sigs;
1093         int num;
1094         char *buf;
1095
1096         /* Remember original args for restart */
1097         if (argc > sizeof(_argv) / sizeof(_argv[0]) - 1) {
1098                 fprintf(stderr, "Truncating argument size to %d\n", sizeof(_argv) / sizeof(_argv[0]) - 1);
1099                 argc = sizeof(_argv) / sizeof(_argv[0]) - 1;
1100         }
1101         for (x=0;x<argc;x++)
1102                 _argv[x] = argv[x];
1103         _argv[x] = NULL;
1104
1105         if (gethostname(hostname, sizeof(hostname)))
1106                 strncpy(hostname, "<Unknown>", sizeof(hostname)-1);
1107         mainpid = getpid();
1108         ast_ulaw_init();
1109         ast_alaw_init();
1110         callerid_init();
1111         tdd_init();
1112         if (getenv("HOME"))
1113                 snprintf(filename, sizeof(filename), "%s/.asterisk_history", getenv("HOME"));
1114         /* Check if we're root */
1115         /*
1116         if (geteuid()) {
1117                 ast_log(LOG_ERROR, "Must be run as root\n");
1118                 exit(1);
1119         }
1120         */
1121         /* Check for options */
1122         while((c=getopt(argc, argv, "hfdvqprgcinx:C:")) != EOF) {
1123                 switch(c) {
1124                 case 'd':
1125                         option_debug++;
1126                         option_nofork++;
1127                         break;
1128                 case 'c':
1129                         option_console++;
1130                         option_nofork++;
1131                         break;
1132                 case 'f':
1133                         option_nofork++;
1134                         break;
1135                 case 'n':
1136                         option_nocolor++;
1137                         break;
1138                 case 'r':
1139                         option_remote++;
1140                         option_nofork++;
1141                         break;
1142                 case 'p':
1143                         option_highpriority++;
1144                         break;
1145                 case 'v':
1146                         option_verbose++;
1147                         option_nofork++;
1148                         break;
1149                 case 'q':
1150                         option_quiet++;
1151                         break;
1152                 case 'x':
1153                         option_exec++;
1154                         xarg = optarg;
1155                         break;
1156                 case 'C':
1157                         strncpy((char *)ast_config_AST_CONFIG_FILE,optarg,sizeof(ast_config_AST_CONFIG_FILE));
1158                         option_overrideconfig++;
1159                         break;
1160                 case 'i':
1161                         option_initcrypto++;
1162                         break;
1163                 case'g':
1164                         option_dumpcore++;
1165                         break;
1166                 case 'h':
1167                         show_cli_help();
1168                         exit(0);
1169                 case '?':
1170                         exit(1);
1171                 }
1172         }
1173
1174         if (option_dumpcore) {
1175                 struct rlimit l;
1176                 memset(&l, 0, sizeof(l));
1177                 l.rlim_cur = RLIM_INFINITY;
1178                 l.rlim_max = RLIM_INFINITY;
1179                 if (setrlimit(RLIMIT_CORE, &l)) {
1180                         ast_log(LOG_WARNING, "Unable to disable core size resource limit: %s\n", strerror(errno));
1181                 }
1182         }
1183
1184         term_init();
1185         printf(term_end());
1186         fflush(stdout);
1187         if (option_console && !option_verbose)
1188                 ast_verbose("[ Reading Master Configuration ]");
1189         ast_readconfig();
1190
1191         if (el_hist == NULL || el == NULL)
1192                 ast_el_initialize();
1193
1194         if (strlen(filename))
1195                 ast_el_read_history(filename);
1196
1197         if (ast_tryconnect()) {
1198                 /* One is already running */
1199                 if (option_remote) {
1200                         if (option_exec) {
1201                                 ast_remotecontrol(xarg);
1202                                 quit_handler(0, 0, 0, 0);
1203                                 exit(0);
1204                         }
1205                         printf(term_quit());
1206                         ast_register_verbose(console_verboser);
1207                         ast_verbose( "Asterisk " ASTERISK_VERSION ", Copyright (C) 1999-2001 Linux Support Services, Inc.\n");
1208                         ast_verbose( "Written by Mark Spencer <markster@linux-support.net>\n");
1209                         ast_verbose( "=========================================================================\n");
1210                         ast_remotecontrol(NULL);
1211                         quit_handler(0, 0, 0, 0);
1212                         exit(0);
1213                 } else {
1214                         ast_log(LOG_ERROR, "Asterisk already running on %s.  Use 'asterisk -r' to connect.\n", (char *)ast_config_AST_SOCKET);
1215                         printf(term_quit());
1216                         exit(1);
1217                 }
1218         } else if (option_remote || option_exec) {
1219                 ast_log(LOG_ERROR, "Unable to connect to remote asterisk\n");
1220                 printf(term_quit());
1221                 exit(1);
1222         }
1223         /* Blindly write pid file since we couldn't connect */
1224         unlink((char *)ast_config_AST_PID);
1225         f = fopen((char *)ast_config_AST_PID, "w");
1226         if (f) {
1227                 fprintf(f, "%d\n", getpid());
1228                 fclose(f);
1229         } else
1230                 ast_log(LOG_WARNING, "Unable to open pid file '%s': %s\n", (char *)ast_config_AST_PID, strerror(errno));
1231
1232         if (!option_verbose && !option_debug && !option_nofork && !option_console) {
1233 #if 1
1234                 daemon(0,0);
1235 #else
1236                 pid = fork();
1237                 if (pid < 0) {
1238                         ast_log(LOG_ERROR, "Unable to fork(): %s\n", strerror(errno));
1239                         printf(term_quit());
1240                         exit(1);
1241                 }
1242                 if (pid)
1243                         exit(0);
1244 #endif
1245         }
1246
1247         ast_makesocket();
1248         sigemptyset(&sigs);
1249         sigaddset(&sigs, SIGHUP);
1250         sigaddset(&sigs, SIGTERM);
1251         sigaddset(&sigs, SIGINT);
1252         sigaddset(&sigs, SIGPIPE);
1253         sigaddset(&sigs, SIGWINCH);
1254         pthread_sigmask(SIG_BLOCK, &sigs, NULL);
1255         if (option_console || option_verbose || option_remote)
1256                 ast_register_verbose(console_verboser);
1257         /* Print a welcome message if desired */
1258         if (option_verbose || option_console) {
1259                 ast_verbose( "Asterisk " ASTERISK_VERSION ", Copyright (C) 1999-2001 Linux Support Services, Inc.\n");
1260                 ast_verbose( "Written by Mark Spencer <markster@linux-support.net>\n");
1261                 ast_verbose( "=========================================================================\n");
1262         }
1263         if (option_console && !option_verbose)
1264                 ast_verbose("[ Booting...");
1265         signal(SIGURG, urg_handler);
1266         signal(SIGINT, __quit_handler);
1267         signal(SIGTERM, __quit_handler);
1268         signal(SIGHUP, hup_handler);
1269         signal(SIGPIPE, pipe_handler);
1270         if (set_priority(option_highpriority)) {
1271                 printf(term_quit());
1272                 exit(1);
1273         }
1274         if (init_logger()) {
1275                 printf(term_quit());
1276                 exit(1);
1277         }
1278         if (init_manager()) {
1279                 printf(term_quit());
1280                 exit(1);
1281         }
1282         if (ast_image_init()) {
1283                 printf(term_quit());
1284                 exit(1);
1285         }
1286         if (load_pbx()) {
1287                 printf(term_quit());
1288                 exit(1);
1289         }
1290         if (load_modules()) {
1291                 printf(term_quit());
1292                 exit(1);
1293         }
1294         if (init_framer()) {
1295                 printf(term_quit());
1296                 exit(1);
1297         }
1298         if (astdb_init()) {
1299                 printf(term_quit());
1300                 exit(1);
1301         }
1302         /* We might have the option of showing a console, but for now just
1303            do nothing... */
1304         if (option_console && !option_verbose)
1305                 ast_verbose(" ]\n");
1306         if (option_verbose || option_console)
1307                 ast_verbose(term_color(tmp, "Asterisk Ready.\n", COLOR_BRWHITE, COLOR_BLACK, sizeof(tmp)));
1308         fully_booted = 1;
1309         pthread_sigmask(SIG_UNBLOCK, &sigs, NULL);
1310         ast_cli_register(&astshutdownnow);
1311         ast_cli_register(&astshutdowngracefully);
1312         ast_cli_register(&astrestartnow);
1313         ast_cli_register(&astrestartgracefully);
1314         ast_cli_register(&astrestartwhenconvenient);
1315         ast_cli_register(&aborthalt);
1316         if (option_console) {
1317                 /* Console stuff now... */
1318                 /* Register our quit function */
1319                 char title[256];
1320                 set_icon("Asterisk");
1321                 snprintf(title, sizeof(title), "Asterisk Console on '%s' (pid %d)", hostname, mainpid);
1322                 set_title(title);
1323             ast_cli_register(&quit);
1324             ast_cli_register(&astexit);
1325                 consolethread = pthread_self();
1326
1327                 while ( (buf = (char *)el_gets(el, &num) ) != NULL && num != 0) {
1328
1329                         if (buf[strlen(buf)-1] == '\n')
1330                                 buf[strlen(buf)-1] = '\0';
1331
1332                         consolehandler((char *)buf);
1333                 }
1334
1335         } else {
1336                 /* Do nothing */
1337                 select(0,NULL,NULL,NULL,NULL);
1338         }
1339         return 0;
1340 }