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         if (ast_socket > -1) {
 399                 close(ast_socket);
 400                 ast_socket = -1;
 401         }
 402         if (ast_consock > -1)
 403                 close(ast_consock);
 404         if (ast_socket > -1)
 405                 unlink((char *)ast_config_AST_SOCKET);
 406         unlink((char *)ast_config_AST_PID);
 407         printf(term_quit());
 408         if (restart) {
 409                 if (option_verbose || option_console)
 410                         ast_verbose("Preparing for Asterisk restart...\n");
 411                 /* Mark all FD's for closing on exec */
 412                 for (x=3;x<32768;x++) {
 413                         fcntl(x, F_SETFD, FD_CLOEXEC);
 414                 }
 415                 if (option_verbose || option_console)
 416                         ast_verbose("Restarting Asterisk NOW...\n");
 417                 execvp(_argv[0], _argv);
 418         } else
 419                 exit(0);
 420 }
 421
 422 static void __quit_handler(int num)
 423 {
 424         quit_handler(num, 0, 1, 0);
 425 }
 426
 427 static pthread_t consolethread = -1;
 428
 429 static int fix_header(char *outbuf, int maxout, char **s, char *cmp)
 430 {
 431         if (!strncmp(*s, cmp, strlen(cmp))) {
 432                 *s += strlen(cmp);
 433                 term_color(outbuf, cmp, COLOR_GRAY, 0, maxout);
 434                 return 1;
 435         }
 436         return 0;
 437 }
 438
 439 static void console_verboser(char *s, int pos, int replace, int complete)
 440 {
 441         char tmp[80];
 442         /* Return to the beginning of the line */
 443         if (!pos) {
 444                 fprintf(stdout, "\r");
 445                 if (fix_header(tmp, sizeof(tmp), &s, VERBOSE_PREFIX_4) ||
 446                         fix_header(tmp, sizeof(tmp), &s, VERBOSE_PREFIX_3) ||
 447                         fix_header(tmp, sizeof(tmp), &s, VERBOSE_PREFIX_2) ||
 448                         fix_header(tmp, sizeof(tmp), &s, VERBOSE_PREFIX_1))
 449                         fputs(tmp, stdout);
 450         }
 451         fputs(s + pos,stdout);
 452         fflush(stdout);
 453         if (complete)
 454         /* Wake up a select()ing console */
 455                 if (consolethread > -1)
 456                         pthread_kill(consolethread, SIGURG);
 457 }
 458
 459 static void consolehandler(char *s)
 460 {
 461         printf(term_end());
 462         fflush(stdout);
 463         /* Called when readline data is available */
 464         if (s && strlen(s))
 465                 ast_el_add_history(s);
 466         /* Give the console access to the shell */
 467         if (s) {
 468                 if (s[0] == '!') {
 469                         if (s[1])
 470                                 system(s+1);
 471                         else
 472                                 system(getenv("SHELL") ? getenv("SHELL") : "/bin/sh");
 473                 } else
 474                 ast_cli_command(STDOUT_FILENO, s);
 475                 if (!strcasecmp(s, "help"))
 476                         fprintf(stdout, "          !<command>   Executes a given shell command\n");
 477         } else
 478                 fprintf(stdout, "\nUse \"quit\" to exit\n");
 479 }
 480
 481 static int remoteconsolehandler(char *s)
 482 {
 483         int ret = 0;
 484         /* Called when readline data is available */
 485         if (s && strlen(s))
 486                 ast_el_add_history(s);
 487         /* Give the console access to the shell */
 488         if (s) {
 489                 if (s[0] == '!') {
 490                         if (s[1])
 491                                 system(s+1);
 492                         else
 493                                 system(getenv("SHELL") ? getenv("SHELL") : "/bin/sh");
 494                         ret = 1;
 495                 }
 496                 if (!strcasecmp(s, "help")) {
 497                         fprintf(stdout, "          !<command>   Executes a given shell command\n");
 498                         ret = 0;
 499                 }
 500                 if (!strcasecmp(s, "quit")) {
 501                         quit_handler(0, 0, 0, 0);
 502                         ret = 1;
 503                 }
 504                 if (!strcasecmp(s, "exit")) {
 505                         quit_handler(0, 0, 0, 0);
 506                         ret = 1;
 507                 }
 508         } else
 509                 fprintf(stdout, "\nUse \"quit\" to exit\n");
 510
 511         return ret;
 512 }
 513
 514 static char quit_help[] =
 515 "Usage: quit\n"
 516 "       Exits Asterisk.\n";
 517
 518 static char abort_halt_help[] =
 519 "Usage: abort shutdown\n"
 520 "       Causes Asterisk to abort an executing shutdown or restart, and resume normal\n"
 521 "       call operations.\n";
 522
 523 static char shutdown_now_help[] =
 524 "Usage: stop now\n"
 525 "       Shuts down a running Asterisk immediately, hanging up all active calls .\n";
 526
 527 static char shutdown_gracefully_help[] =
 528 "Usage: stop gracefully\n"
 529 "       Causes Asterisk to not accept new calls, and exit when all\n"
 530 "       active calls have terminated normally.\n";
 531
 532 static char restart_now_help[] =
 533 "Usage: restart now\n"
 534 "       Causes Asterisk to hangup all calls and exec() itself performing a cold.\n"
 535 "       restart.\n";
 536
 537 static char restart_gracefully_help[] =
 538 "Usage: restart gracefully\n"
 539 "       Causes Asterisk to stop accepting new calls and exec() itself performing a cold.\n"
 540 "       restart when all active calls have ended.\n";
 541
 542 static char restart_when_convenient_help[] =
 543 "Usage: restart when convenient\n"
 544 "       Causes Asterisk to perform a cold restart when all active calls have ended.\n";
 545
 546 static int handle_quit(int fd, int argc, char *argv[])
 547 {
 548         if (argc != 1)
 549                 return RESULT_SHOWUSAGE;
 550         quit_handler(0, 0, 1, 0);
 551         return RESULT_SUCCESS;
 552 }
 553
 554 static int no_more_quit(int fd, int argc, char *argv[])
 555 {
 556         if (argc != 1)
 557                 return RESULT_SHOWUSAGE;
 558         ast_cli(fd, "The QUIT and EXIT commands may no longer be used to shutdown the PBX.\n"
 559                     "Please use STOP NOW instead, if you wish to shutdown the PBX.\n");
 560         return RESULT_SUCCESS;
 561 }
 562
 563 static int handle_shutdown_now(int fd, int argc, char *argv[])
 564 {
 565         if (argc != 2)
 566                 return RESULT_SHOWUSAGE;
 567         quit_handler(0, 0 /* Not nice */, 1 /* safely */, 0 /* not restart */);
 568         return RESULT_SUCCESS;
 569 }
 570
 571 static int handle_shutdown_gracefully(int fd, int argc, char *argv[])
 572 {
 573         if (argc != 2)
 574                 return RESULT_SHOWUSAGE;
 575         quit_handler(0, 1 /* nicely */, 1 /* safely */, 0 /* no restart */);
 576         return RESULT_SUCCESS;
 577 }
 578
 579 static int handle_restart_now(int fd, int argc, char *argv[])
 580 {
 581         if (argc != 2)
 582                 return RESULT_SHOWUSAGE;
 583         quit_handler(0, 0 /* not nicely */, 1 /* safely */, 1 /* restart */);
 584         return RESULT_SUCCESS;
 585 }
 586
 587 static int handle_restart_gracefully(int fd, int argc, char *argv[])
 588 {
 589         if (argc != 2)
 590                 return RESULT_SHOWUSAGE;
 591         quit_handler(0, 1 /* nicely */, 1 /* safely */, 1 /* restart */);
 592         return RESULT_SUCCESS;
 593 }
 594
 595 static int handle_restart_when_convenient(int fd, int argc, char *argv[])
 596 {
 597         if (argc != 3)
 598                 return RESULT_SHOWUSAGE;
 599         quit_handler(0, 2 /* really nicely */, 1 /* safely */, 1 /* restart */);
 600         return RESULT_SUCCESS;
 601 }
 602
 603 static int handle_abort_halt(int fd, int argc, char *argv[])
 604 {
 605         if (argc != 2)
 606                 return RESULT_SHOWUSAGE;
 607         ast_cancel_shutdown();
 608         shuttingdown = 0;
 609         return RESULT_SUCCESS;
 610 }
 611
 612 #define ASTERISK_PROMPT "*CLI> "
 613
 614 #define ASTERISK_PROMPT2 "%s*CLI> "
 615
 616 static struct ast_cli_entry aborthalt = { { "abort", "halt", NULL }, handle_abort_halt, "Cancel a running halt", abort_halt_help };
 617
 618 static struct ast_cli_entry quit =      { { "quit", NULL }, no_more_quit, "Exit Asterisk", quit_help };
 619 static struct ast_cli_entry astexit =   { { "exit", NULL }, no_more_quit, "Exit Asterisk", quit_help };
 620
 621 static struct ast_cli_entry astshutdownnow =    { { "stop", "now", NULL }, handle_shutdown_now, "Shut down Asterisk imediately", shutdown_now_help };
 622 static struct ast_cli_entry astshutdowngracefully =     { { "stop", "gracefully", NULL }, handle_shutdown_gracefully, "Gracefully shut down Asterisk", shutdown_gracefully_help };
 623 static struct ast_cli_entry astrestartnow =     { { "restart", "now", NULL }, handle_restart_now, "Restart Asterisk immediately", restart_now_help };
 624 static struct ast_cli_entry astrestartgracefully =      { { "restart", "gracefully", NULL }, handle_restart_gracefully, "Restart Asterisk gracefully", restart_gracefully_help };
 625 static struct ast_cli_entry astrestartwhenconvenient=   { { "restart", "when", "convenient", NULL }, handle_restart_when_convenient, "Restart Asterisk at empty call volume", restart_when_convenient_help };
 626
 627 static int ast_el_read_char(EditLine *el, char *cp)
 628 {
 629         int num_read=0;
 630         int lastpos=0;
 631         fd_set rfds;
 632         int res;
 633         int max;
 634         char buf[512];
 635
 636         for (;;) {
 637                 FD_ZERO(&rfds);
 638                 FD_SET(ast_consock, &rfds);
 639                 FD_SET(STDIN_FILENO, &rfds);
 640                 max = ast_consock;
 641                 if (STDIN_FILENO > max)
 642                         max = STDIN_FILENO;
 643                 res = select(max+1, &rfds, NULL, NULL, NULL);
 644                 if (res < 0) {
 645                         if (errno == EINTR)
 646                                 continue;
 647                         ast_log(LOG_ERROR, "select failed: %s\n", strerror(errno));
 648                         break;
 649                 }
 650
 651                 if (FD_ISSET(STDIN_FILENO, &rfds)) {
 652                         num_read = read(STDIN_FILENO, cp, 1);
 653                         if (num_read < 1) {
 654                                 break;
 655                         } else
 656                                 return (num_read);
 657                 }
 658                 if (FD_ISSET(ast_consock, &rfds)) {
 659                         res = read(ast_consock, buf, sizeof(buf) - 1);
 660                         /* if the remote side disappears exit */
 661                         if (res < 1) {
 662                                 fprintf(stderr, "\nDisconnected from Asterisk server\n");
 663                                 quit_handler(0, 0, 0, 0);
 664                         }
 665
 666                         buf[res] = '\0';
 667
 668                         if (!lastpos)
 669                                 write(STDOUT_FILENO, "\r", 1);
 670                         write(STDOUT_FILENO, buf, res);
 671                         if ((buf[res-1] == '\n') || (buf[res-2] == '\n')) {
 672                                 break;
 673                         } else {
 674                                 lastpos = 1;
 675                         }
 676                 }
 677         }
 678
 679         *cp = '\0';
 680         return (0);
 681 }
 682
 683 static char *cli_prompt(EditLine *el)
 684 {
 685         char prompt[80];
 686
 687         if (remotehostname)
 688                 snprintf(prompt, sizeof(prompt), ASTERISK_PROMPT2, remotehostname);
 689         else
 690                 snprintf(prompt, sizeof(prompt), ASTERISK_PROMPT);
 691
 692         return strdup(prompt);
 693 }
 694
 695 static char **ast_el_strtoarr(char *buf)
 696 {
 697         char **match_list = NULL, *retstr;
 698         size_t match_list_len;
 699         int matches = 0;
 700
 701         match_list_len = 1;
 702         while ( (retstr = strsep(&buf, " ")) != NULL) {
 703
 704                 if (matches + 1 >= match_list_len) {
 705                         match_list_len <<= 1;
 706                         match_list = realloc(match_list, match_list_len * sizeof(char *));
 707                 }
 708
 709                 match_list[matches++] = retstr;
 710         }
 711
 712         if (!match_list)
 713                 return (char **) NULL;
 714
 715         if (matches>= match_list_len)
 716                 match_list = realloc(match_list, (match_list_len + 1) * sizeof(char *));
 717
 718         match_list[matches] = (char *) NULL;
 719
 720         return match_list;
 721 }
 722
 723 static int ast_el_sort_compare(const void *i1, const void *i2)
 724 {
 725         char *s1, *s2;
 726
 727         s1 = ((char **)i1)[0];
 728         s2 = ((char **)i2)[0];
 729
 730         return strcasecmp(s1, s2);
 731 }
 732
 733 static int ast_cli_display_match_list(char **matches, int len, int max)
 734 {
 735         int i, idx, limit, count;
 736         int screenwidth = 0;
 737         int numoutput = 0, numoutputline = 0;
 738
 739         screenwidth = ast_get_termcols(STDOUT_FILENO);
 740
 741         /* find out how many entries can be put on one line, with two spaces between strings */
 742         limit = screenwidth / (max + 2);
 743         if (limit == 0)
 744                 limit = 1;
 745
 746         /* how many lines of output */
 747         count = len / limit;
 748         if (count * limit < len)
 749                 count++;
 750
 751         idx = 1;
 752
 753         qsort(&matches[0], (size_t)(len + 1), sizeof(char *), ast_el_sort_compare);
 754
 755         for (; count > 0; count--) {
 756                 numoutputline = 0;
 757                 for (i=0; i < limit && matches[idx]; i++, idx++) {
 758
 759                         /* Don't print dupes */
 760                         if ( (matches[idx+1] != NULL && strcmp(matches[idx], matches[idx+1]) == 0 ) ) {
 761                                 i--;
 762                                 continue;
 763                         }
 764
 765                         numoutput++;  numoutputline++;
 766                         fprintf(stdout, "%-*s  ", max, matches[idx]);
 767                 }
 768                 if (numoutputline > 0)
 769                         fprintf(stdout, "\n");
 770         }
 771
 772         return numoutput;
 773 }
 774
 775
 776 static char *cli_complete(EditLine *el, int ch)
 777 {
 778         int len=0;
 779         char *ptr;
 780         int nummatches = 0;
 781         char **matches;
 782         int retval = CC_ERROR;
 783         char buf[1024];
 784         int res;
 785
 786         LineInfo *lf = (LineInfo *)el_line(el);
 787
 788         *lf->cursor = '\0';
 789         ptr = (char *)lf->cursor-1;
 790         if (ptr) {
 791                 while (ptr > lf->buffer) {
 792                         if (isspace(*ptr)) {
 793                                 ptr++;
 794                                 break;
 795                         }
 796                         ptr--;
 797                 }
 798         }
 799
 800         len = lf->cursor - ptr;
 801
 802         if (option_remote) {
 803                 snprintf(buf, sizeof(buf),"_COMMAND NUMMATCHES \"%s\" \"%s\"", lf->buffer, ptr);
 804                 fdprint(ast_consock, buf);
 805                 res = read(ast_consock, buf, sizeof(buf));
 806                 buf[res] = '\0';
 807                 nummatches = atoi(buf);
 808
 809                 if (nummatches > 0) {
 810                         snprintf(buf, sizeof(buf),"_COMMAND MATCHESARRAY \"%s\" \"%s\"", lf->buffer, ptr);
 811                         fdprint(ast_consock, buf);
 812                         res = read(ast_consock, buf, sizeof(buf));
 813                         buf[res] = '\0';
 814
 815                         matches = ast_el_strtoarr(buf);
 816                 } else
 817                         matches = (char **) NULL;
 818
 819
 820         }  else {
 821
 822                 nummatches = ast_cli_generatornummatches((char *)lf->buffer,ptr);
 823                 matches = ast_cli_completion_matches((char *)lf->buffer,ptr);
 824         }
 825
 826         if (matches) {
 827                 int i;
 828                 int matches_num, maxlen, match_len;
 829
 830                 if (matches[0][0] != '\0') {
 831                         el_deletestr(el, (int) len);
 832                         el_insertstr(el, matches[0]);
 833                         retval = CC_REFRESH;
 834                 }
 835
 836                 if (nummatches == 1) {
 837                         /* Found an exact match */
 838                         el_insertstr(el, strdup(" "));
 839                         retval = CC_REFRESH;
 840                 } else {
 841                         /* Must be more than one match */
 842                         for (i=1, maxlen=0; matches[i]; i++) {
 843                                 match_len = strlen(matches[i]);
 844                                 if (match_len > maxlen)
 845                                         maxlen = match_len;
 846                         }
 847                         matches_num = i - 1;
 848                         if (matches_num >1) {
 849                                 fprintf(stdout, "\n");
 850                                 ast_cli_display_match_list(matches, nummatches, maxlen);
 851                                 retval = CC_REDISPLAY;
 852                         } else {
 853                                 el_insertstr(el,strdup(" "));
 854                                 retval = CC_REFRESH;
 855                         }
 856                 }
 857
 858         }
 859
 860         return (char *)retval;
 861 }
 862
 863 static int ast_el_initialize(void)
 864 {
 865         HistEvent ev;
 866
 867         if (el != NULL)
 868                 el_end(el);
 869         if (el_hist != NULL)
 870                 history_end(el_hist);
 871
 872         el = el_init("asterisk", stdin, stdout, stderr);
 873         el_set(el, EL_PROMPT, cli_prompt);
 874
 875         el_set(el, EL_EDITMODE, 1);
 876         el_set(el, EL_EDITOR, "emacs");
 877         el_hist = history_init();
 878         if (!el || !el_hist)
 879                 return -1;
 880
 881         /* setup history with 100 entries */
 882         history(el_hist, &ev, H_SETSIZE, 100);
 883
 884         el_set(el, EL_HIST, history, el_hist);
 885
 886         el_set(el, EL_ADDFN, "ed-complete", "Complete argument", cli_complete);
 887         /* Bind <tab> to command completion */
 888         el_set(el, EL_BIND, "^I", "ed-complete", NULL);
 889         /* Bind ? to command completion */
 890         el_set(el, EL_BIND, "?", "ed-complete", NULL);
 891
 892         return 0;
 893 }
 894
 895 static int ast_el_add_history(char *buf)
 896 {
 897         HistEvent ev;
 898
 899         if (el_hist == NULL || el == NULL)
 900                 ast_el_initialize();
 901
 902         return (history(el_hist, &ev, H_ENTER, buf));
 903 }
 904
 905 static int ast_el_write_history(char *filename)
 906 {
 907         HistEvent ev;
 908
 909         if (el_hist == NULL || el == NULL)
 910                 ast_el_initialize();
 911
 912         return (history(el_hist, &ev, H_SAVE, filename));
 913 }
 914
 915 static int ast_el_read_history(char *filename)
 916 {
 917         char buf[256];
 918         FILE *f;
 919         int ret = -1;
 920
 921         if (el_hist == NULL || el == NULL)
 922                 ast_el_initialize();
 923
 924         if ((f = fopen(filename, "r")) == NULL)
 925                 return ret;
 926
 927         while (!feof(f)) {
 928                 fgets(buf, sizeof(buf), f);
 929                 if (!strcmp(buf, "_HiStOrY_V2_\n"))
 930                         continue;
 931                 if ((ret = ast_el_add_history(buf)) == -1)
 932                         break;
 933         }
 934         fclose(f);
 935
 936         return ret;
 937 }
 938
 939 static void ast_remotecontrol(char * data)
 940 {
 941         char buf[80];
 942         int res;
 943         char filename[80] = "";
 944         char *hostname;
 945         char *cpid;
 946         char *version;
 947         int pid;
 948         char tmp[80];
 949         char *stringp=NULL;
 950
 951         char *ebuf;
 952         int num = 0;
 953
 954         read(ast_consock, buf, sizeof(buf));
 955         if (data)
 956                 write(ast_consock, data, strlen(data) + 1);
 957         stringp=buf;
 958         hostname = strsep(&stringp, "/");
 959         cpid = strsep(&stringp, "/");
 960         version = strsep(&stringp, "/");
 961         if (!version)
 962                 version = "<Version Unknown>";
 963         stringp=hostname;
 964         strsep(&stringp, ".");
 965         if (cpid)
 966                 pid = atoi(cpid);
 967         else
 968                 pid = -1;
 969         snprintf(tmp, sizeof(tmp), "set verbose atleast %d", option_verbose);
 970         fdprint(ast_consock, tmp);
 971         ast_verbose("Connected to Asterisk %s currently running on %s (pid = %d)\n", version, hostname, pid);
 972         remotehostname = hostname;
 973         if (getenv("HOME"))
 974                 snprintf(filename, sizeof(filename), "%s/.asterisk_history", getenv("HOME"));
 975         if (el_hist == NULL || el == NULL)
 976                 ast_el_initialize();
 977
 978         el_set(el, EL_GETCFN, ast_el_read_char);
 979
 980         if (strlen(filename))
 981                 ast_el_read_history(filename);
 982
 983         ast_cli_register(&quit);
 984         ast_cli_register(&astexit);
 985 #if 0
 986         ast_cli_register(&astshutdown);
 987 #endif
 988         for(;;) {
 989                 ebuf = (char *)el_gets(el, &num);
 990
 991                 if (data)       /* hack to print output then exit if asterisk -rx is used */
 992                         ebuf = strdup("quit");
 993
 994                 if (ebuf && strlen(ebuf)) {
 995                         if (ebuf[strlen(ebuf)-1] == '\n')
 996                                 ebuf[strlen(ebuf)-1] = '\0';
 997                         if (!remoteconsolehandler(ebuf)) {
 998                                 res = write(ast_consock, ebuf, strlen(ebuf) + 1);
 999                                 if (res < 1) {
1000                                         ast_log(LOG_WARNING, "Unable to write: %s\n", strerror(errno));
1001                                         break;
1002                                 }
1003                         }
1004                 }
1005         }
1006         printf("\nDisconnected from Asterisk server\n");
1007 }
1008
1009 static int show_cli_help(void) {
1010         printf("Asterisk " ASTERISK_VERSION ", Copyright (C) 2000-2002, Digium.\n");
1011         printf("Usage: asterisk [OPTIONS]\n");
1012         printf("Valid Options:\n");
1013         printf("   -h           This help screen\n");
1014         printf("   -r           Connect to Asterisk on this machine\n");
1015         printf("   -f           Do not fork\n");
1016         printf("   -n           Disable console colorization\n");
1017         printf("   -p           Run as pseudo-realtime thread\n");
1018         printf("   -v           Increase verbosity (multiple v's = more verbose)\n");
1019         printf("   -q           Quiet mode (supress output)\n");
1020         printf("   -g           Dump core in case of a crash\n");
1021         printf("   -x <cmd>     Execute command <cmd> (only valid with -r)\n");
1022         printf("   -i           Initializie crypto keys at startup\n");
1023         printf("   -c           Provide console CLI\n");
1024         printf("   -d           Enable extra debugging\n");
1025         printf("\n");
1026         return 0;
1027 }
1028
1029 static void ast_readconfig() {
1030         struct ast_config *cfg;
1031         struct ast_variable *v;
1032         char *config = ASTCONFPATH;
1033
1034         if (option_overrideconfig == 1) {
1035             cfg = ast_load((char *)ast_config_AST_CONFIG_FILE);
1036         } else {
1037             cfg = ast_load(config);
1038         }
1039
1040         /* init with buildtime config */
1041         strncpy((char *)ast_config_AST_CONFIG_DIR,AST_CONFIG_DIR,sizeof(ast_config_AST_CONFIG_DIR)-1);
1042         strncpy((char *)ast_config_AST_SPOOL_DIR,AST_SPOOL_DIR,sizeof(ast_config_AST_SPOOL_DIR)-1);
1043         strncpy((char *)ast_config_AST_MODULE_DIR,AST_MODULE_DIR,sizeof(ast_config_AST_VAR_DIR)-1);
1044         strncpy((char *)ast_config_AST_VAR_DIR,AST_VAR_DIR,sizeof(ast_config_AST_VAR_DIR)-1);
1045         strncpy((char *)ast_config_AST_LOG_DIR,AST_LOG_DIR,sizeof(ast_config_AST_LOG_DIR)-1);
1046         strncpy((char *)ast_config_AST_AGI_DIR,AST_AGI_DIR,sizeof(ast_config_AST_AGI_DIR)-1);
1047         strncpy((char *)ast_config_AST_DB,AST_DB,sizeof(ast_config_AST_DB)-1);
1048         strncpy((char *)ast_config_AST_KEY_DIR,AST_KEY_DIR,sizeof(ast_config_AST_KEY_DIR)-1);
1049         strncpy((char *)ast_config_AST_PID,AST_PID,sizeof(ast_config_AST_PID)-1);
1050         strncpy((char *)ast_config_AST_SOCKET,AST_SOCKET,sizeof(ast_config_AST_SOCKET)-1);
1051         strncpy((char *)ast_config_AST_RUN_DIR,AST_RUN_DIR,sizeof(ast_config_AST_RUN_DIR)-1);
1052
1053         /* no asterisk.conf? no problem, use buildtime config! */
1054         if (!cfg) {
1055             return;
1056         }
1057         v = ast_variable_browse(cfg, "directories");
1058         while(v) {
1059                 if (!strcasecmp(v->name, "astetcdir")) {
1060                     strncpy((char *)ast_config_AST_CONFIG_DIR,v->value,sizeof(ast_config_AST_CONFIG_DIR)-1);
1061                 } else if (!strcasecmp(v->name, "astspooldir")) {
1062                     strncpy((char *)ast_config_AST_SPOOL_DIR,v->value,sizeof(ast_config_AST_SPOOL_DIR)-1);
1063                 } else if (!strcasecmp(v->name, "astvarlibdir")) {
1064                     strncpy((char *)ast_config_AST_VAR_DIR,v->value,sizeof(ast_config_AST_VAR_DIR)-1);
1065                     snprintf((char *)ast_config_AST_DB,sizeof(ast_config_AST_DB)-1,"%s/%s",v->value,"astdb");
1066                 } else if (!strcasecmp(v->name, "astlogdir")) {
1067                     strncpy((char *)ast_config_AST_LOG_DIR,v->value,sizeof(ast_config_AST_LOG_DIR)-1);
1068                 } else if (!strcasecmp(v->name, "astagidir")) {
1069                     strncpy((char *)ast_config_AST_AGI_DIR,v->value,sizeof(ast_config_AST_AGI_DIR)-1);
1070                 } else if (!strcasecmp(v->name, "astrundir")) {
1071                     snprintf((char *)ast_config_AST_PID,sizeof(ast_config_AST_PID)-1,"%s/%s",v->value,"asterisk.pid");
1072                     snprintf((char *)ast_config_AST_SOCKET,sizeof(ast_config_AST_SOCKET)-1,"%s/%s",v->value,"asterisk.ctl");
1073                     strncpy((char *)ast_config_AST_RUN_DIR,v->value,sizeof(ast_config_AST_RUN_DIR)-1);
1074                 } else if (!strcasecmp(v->name, "astmoddir")) {
1075                     strncpy((char *)ast_config_AST_MODULE_DIR,v->value,sizeof(ast_config_AST_MODULE_DIR)-1);
1076                 }
1077                 v = v->next;
1078         }
1079         ast_destroy(cfg);
1080 }
1081
1082 int main(int argc, char *argv[])
1083 {
1084         char c;
1085         char filename[80] = "";
1086         char hostname[256];
1087         char tmp[80];
1088         char * xarg = NULL;
1089         int x;
1090         FILE *f;
1091         sigset_t sigs;
1092         int num;
1093         char *buf;
1094
1095         /* Remember original args for restart */
1096         if (argc > sizeof(_argv) / sizeof(_argv[0]) - 1) {
1097                 fprintf(stderr, "Truncating argument size to %d\n", sizeof(_argv) / sizeof(_argv[0]) - 1);
1098                 argc = sizeof(_argv) / sizeof(_argv[0]) - 1;
1099         }
1100         for (x=0;x<argc;x++)
1101                 _argv[x] = argv[x];
1102         _argv[x] = NULL;
1103
1104         if (gethostname(hostname, sizeof(hostname)))
1105                 strncpy(hostname, "<Unknown>", sizeof(hostname)-1);
1106         mainpid = getpid();
1107         ast_ulaw_init();
1108         ast_alaw_init();
1109         callerid_init();
1110         tdd_init();
1111         if (getenv("HOME"))
1112                 snprintf(filename, sizeof(filename), "%s/.asterisk_history", getenv("HOME"));
1113         /* Check if we're root */
1114         /*
1115         if (geteuid()) {
1116                 ast_log(LOG_ERROR, "Must be run as root\n");
1117                 exit(1);
1118         }
1119         */
1120         /* Check for options */
1121         while((c=getopt(argc, argv, "hfdvqprgcinx:C:")) != EOF) {
1122                 switch(c) {
1123                 case 'd':
1124                         option_debug++;
1125                         option_nofork++;
1126                         break;
1127                 case 'c':
1128                         option_console++;
1129                         option_nofork++;
1130                         break;
1131                 case 'f':
1132                         option_nofork++;
1133                         break;
1134                 case 'n':
1135                         option_nocolor++;
1136                         break;
1137                 case 'r':
1138                         option_remote++;
1139                         option_nofork++;
1140                         break;
1141                 case 'p':
1142                         option_highpriority++;
1143                         break;
1144                 case 'v':
1145                         option_verbose++;
1146                         option_nofork++;
1147                         break;
1148                 case 'q':
1149                         option_quiet++;
1150                         break;
1151                 case 'x':
1152                         option_exec++;
1153                         xarg = optarg;
1154                         break;
1155                 case 'C':
1156                         strncpy((char *)ast_config_AST_CONFIG_FILE,optarg,sizeof(ast_config_AST_CONFIG_FILE));
1157                         option_overrideconfig++;
1158                         break;
1159                 case 'i':
1160                         option_initcrypto++;
1161                         break;
1162                 case'g':
1163                         option_dumpcore++;
1164                         break;
1165                 case 'h':
1166                         show_cli_help();
1167                         exit(0);
1168                 case '?':
1169                         exit(1);
1170                 }
1171         }
1172
1173         if (option_dumpcore) {
1174                 struct rlimit l;
1175                 memset(&l, 0, sizeof(l));
1176                 l.rlim_cur = RLIM_INFINITY;
1177                 l.rlim_max = RLIM_INFINITY;
1178                 if (setrlimit(RLIMIT_CORE, &l)) {
1179                         ast_log(LOG_WARNING, "Unable to disable core size resource limit: %s\n", strerror(errno));
1180                 }
1181         }
1182
1183         term_init();
1184         printf(term_end());
1185         fflush(stdout);
1186         if (option_console && !option_verbose)
1187                 ast_verbose("[ Reading Master Configuration ]");
1188         ast_readconfig();
1189
1190         if (el_hist == NULL || el == NULL)
1191                 ast_el_initialize();
1192
1193         if (strlen(filename))
1194                 ast_el_read_history(filename);
1195
1196         if (ast_tryconnect()) {
1197                 /* One is already running */
1198                 if (option_remote) {
1199                         if (option_exec) {
1200                                 ast_remotecontrol(xarg);
1201                                 quit_handler(0, 0, 0, 0);
1202                                 exit(0);
1203                         }
1204                         printf(term_quit());
1205                         ast_register_verbose(console_verboser);
1206                         ast_verbose( "Asterisk " ASTERISK_VERSION ", Copyright (C) 1999-2001 Linux Support Services, Inc.\n");
1207                         ast_verbose( "Written by Mark Spencer <markster@linux-support.net>\n");
1208                         ast_verbose( "=========================================================================\n");
1209                         ast_remotecontrol(NULL);
1210                         quit_handler(0, 0, 0, 0);
1211                         exit(0);
1212                 } else {
1213                         ast_log(LOG_ERROR, "Asterisk already running on %s.  Use 'asterisk -r' to connect.\n", (char *)ast_config_AST_SOCKET);
1214                         printf(term_quit());
1215                         exit(1);
1216                 }
1217         } else if (option_remote || option_exec) {
1218                 ast_log(LOG_ERROR, "Unable to connect to remote asterisk\n");
1219                 printf(term_quit());
1220                 exit(1);
1221         }
1222         /* Blindly write pid file since we couldn't connect */
1223         unlink((char *)ast_config_AST_PID);
1224         f = fopen((char *)ast_config_AST_PID, "w");
1225         if (f) {
1226                 fprintf(f, "%d\n", getpid());
1227                 fclose(f);
1228         } else
1229                 ast_log(LOG_WARNING, "Unable to open pid file '%s': %s\n", (char *)ast_config_AST_PID, strerror(errno));
1230
1231         if (!option_verbose && !option_debug && !option_nofork && !option_console) {
1232 #if 1
1233                 daemon(0,0);
1234 #else
1235                 pid = fork();
1236                 if (pid < 0) {
1237                         ast_log(LOG_ERROR, "Unable to fork(): %s\n", strerror(errno));
1238                         printf(term_quit());
1239                         exit(1);
1240                 }
1241                 if (pid)
1242                         exit(0);
1243 #endif
1244         }
1245
1246         ast_makesocket();
1247         sigemptyset(&sigs);
1248         sigaddset(&sigs, SIGHUP);
1249         sigaddset(&sigs, SIGTERM);
1250         sigaddset(&sigs, SIGINT);
1251         sigaddset(&sigs, SIGPIPE);
1252         sigaddset(&sigs, SIGWINCH);
1253         pthread_sigmask(SIG_BLOCK, &sigs, NULL);
1254         if (option_console || option_verbose || option_remote)
1255                 ast_register_verbose(console_verboser);
1256         /* Print a welcome message if desired */
1257         if (option_verbose || option_console) {
1258                 ast_verbose( "Asterisk " ASTERISK_VERSION ", Copyright (C) 1999-2001 Linux Support Services, Inc.\n");
1259                 ast_verbose( "Written by Mark Spencer <markster@linux-support.net>\n");
1260                 ast_verbose( "=========================================================================\n");
1261         }
1262         if (option_console && !option_verbose)
1263                 ast_verbose("[ Booting...");
1264         signal(SIGURG, urg_handler);
1265         signal(SIGINT, __quit_handler);
1266         signal(SIGTERM, __quit_handler);
1267         signal(SIGHUP, hup_handler);
1268         signal(SIGPIPE, pipe_handler);
1269         if (set_priority(option_highpriority)) {
1270                 printf(term_quit());
1271                 exit(1);
1272         }
1273         if (init_logger()) {
1274                 printf(term_quit());
1275                 exit(1);
1276         }
1277         if (init_manager()) {
1278                 printf(term_quit());
1279                 exit(1);
1280         }
1281         if (ast_image_init()) {
1282                 printf(term_quit());
1283                 exit(1);
1284         }
1285         if (load_pbx()) {
1286                 printf(term_quit());
1287                 exit(1);
1288         }
1289         if (load_modules()) {
1290                 printf(term_quit());
1291                 exit(1);
1292         }
1293         if (init_framer()) {
1294                 printf(term_quit());
1295                 exit(1);
1296         }
1297         if (astdb_init()) {
1298                 printf(term_quit());
1299                 exit(1);
1300         }
1301         /* We might have the option of showing a console, but for now just
1302            do nothing... */
1303         if (option_console && !option_verbose)
1304                 ast_verbose(" ]\n");
1305         if (option_verbose || option_console)
1306                 ast_verbose(term_color(tmp, "Asterisk Ready.\n", COLOR_BRWHITE, COLOR_BLACK, sizeof(tmp)));
1307         fully_booted = 1;
1308         pthread_sigmask(SIG_UNBLOCK, &sigs, NULL);
1309         ast_cli_register(&astshutdownnow);
1310         ast_cli_register(&astshutdowngracefully);
1311         ast_cli_register(&astrestartnow);
1312         ast_cli_register(&astrestartgracefully);
1313         ast_cli_register(&astrestartwhenconvenient);
1314         ast_cli_register(&aborthalt);
1315         if (option_console) {
1316                 /* Console stuff now... */
1317                 /* Register our quit function */
1318                 char title[256];
1319                 set_icon("Asterisk");
1320                 snprintf(title, sizeof(title), "Asterisk Console on '%s' (pid %d)", hostname, mainpid);
1321                 set_title(title);
1322             ast_cli_register(&quit);
1323             ast_cli_register(&astexit);
1324                 consolethread = pthread_self();
1325
1326                 while ( (buf = (char *)el_gets(el, &num) ) != NULL && num != 0) {
1327
1328                         if (buf[strlen(buf)-1] == '\n')
1329                                 buf[strlen(buf)-1] = '\0';
1330
1331                         consolehandler((char *)buf);
1332                 }
1333
1334         } else {
1335                 /* Do nothing */
1336                 select(0,NULL,NULL,NULL,NULL);
1337         }
1338         return 0;
1339 }