diff options
Diffstat (limited to '1.2-netsec/manager.c')
| -rw-r--r-- | 1.2-netsec/manager.c | 1764 |
1 files changed, 0 insertions, 1764 deletions
diff --git a/1.2-netsec/manager.c b/1.2-netsec/manager.c deleted file mode 100644 index 5254f7749..000000000 --- a/1.2-netsec/manager.c +++ /dev/null @@ -1,1764 +0,0 @@ -/* - * Asterisk -- An open source telephony toolkit. - * - * Copyright (C) 1999 - 2005, Digium, Inc. - * - * Mark Spencer <markster@digium.com> - * - * See http://www.asterisk.org for more information about - * the Asterisk project. Please do not directly contact - * any of the maintainers of this project for assistance; - * the project provides a web site, mailing lists and IRC - * channels for your use. - * - * This program is free software, distributed under the terms of - * the GNU General Public License Version 2. See the LICENSE file - * at the top of the source tree. - */ - -/*! \file - * - * \brief The Asterisk Management Interface - AMI - * - * Channel Management and more - * - * \ref amiconf - */ - -/*! \addtogroup Group_AMI AMI functions -*/ -/*! @{ - Doxygen group */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/time.h> -#include <sys/types.h> -#include <netdb.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <netinet/tcp.h> -#include <arpa/inet.h> -#include <signal.h> -#include <errno.h> -#include <unistd.h> - -#include "asterisk.h" - -ASTERISK_FILE_VERSION(__FILE__, "$Revision$") - -#include "asterisk/channel.h" -#include "asterisk/file.h" -#include "asterisk/manager.h" -#include "asterisk/config.h" -#include "asterisk/callerid.h" -#include "asterisk/lock.h" -#include "asterisk/logger.h" -#include "asterisk/options.h" -#include "asterisk/cli.h" -#include "asterisk/app.h" -#include "asterisk/pbx.h" -#include "asterisk/md5.h" -#include "asterisk/acl.h" -#include "asterisk/utils.h" - -struct fast_originate_helper { - char tech[AST_MAX_MANHEADER_LEN]; - char data[AST_MAX_MANHEADER_LEN]; - int timeout; - char app[AST_MAX_APP]; - char appdata[AST_MAX_MANHEADER_LEN]; - char cid_name[AST_MAX_MANHEADER_LEN]; - char cid_num[AST_MAX_MANHEADER_LEN]; - char context[AST_MAX_CONTEXT]; - char exten[AST_MAX_EXTENSION]; - char idtext[AST_MAX_MANHEADER_LEN]; - char account[AST_MAX_ACCOUNT_CODE]; - int priority; - struct ast_variable *vars; -}; - -static int enabled = 0; -static int portno = DEFAULT_MANAGER_PORT; -static int asock = -1; -static int displayconnects = 1; - -static pthread_t t; -AST_MUTEX_DEFINE_STATIC(sessionlock); -static int block_sockets = 0; - -static struct permalias { - int num; - char *label; -} perms[] = { - { EVENT_FLAG_SYSTEM, "system" }, - { EVENT_FLAG_CALL, "call" }, - { EVENT_FLAG_LOG, "log" }, - { EVENT_FLAG_VERBOSE, "verbose" }, - { EVENT_FLAG_COMMAND, "command" }, - { EVENT_FLAG_AGENT, "agent" }, - { EVENT_FLAG_USER, "user" }, - { -1, "all" }, - { 0, "none" }, -}; - -static struct mansession *sessions = NULL; -static struct manager_action *first_action = NULL; -AST_MUTEX_DEFINE_STATIC(actionlock); - -/*! If you are calling ast_carefulwrite, it is assumed that you are calling - it on a file descriptor that _DOES_ have NONBLOCK set. This way, - there is only one system call made to do a write, unless we actually - have a need to wait. This way, we get better performance. */ -int ast_carefulwrite(int fd, char *s, int len, int timeoutms) -{ - /* Try to write string, but wait no more than ms milliseconds - before timing out */ - int res=0; - struct pollfd fds[1]; - while(len) { - res = write(fd, s, len); - if ((res < 0) && (errno != EAGAIN)) { - return -1; - } - if (res < 0) res = 0; - len -= res; - s += res; - res = 0; - if (len) { - fds[0].fd = fd; - fds[0].events = POLLOUT; - /* Wait until writable again */ - res = poll(fds, 1, timeoutms); - if (res < 1) - return -1; - } - } - return res; -} - -/*! authority_to_str: Convert authority code to string with serveral options */ -static char *authority_to_str(int authority, char *res, int reslen) -{ - int running_total = 0, i; - memset(res, 0, reslen); - for (i=0; i<sizeof(perms) / sizeof(perms[0]) - 1; i++) { - if (authority & perms[i].num) { - if (*res) { - strncat(res, ",", (reslen > running_total) ? reslen - running_total : 0); - running_total++; - } - strncat(res, perms[i].label, (reslen > running_total) ? reslen - running_total : 0); - running_total += strlen(perms[i].label); - } - } - if (ast_strlen_zero(res)) { - ast_copy_string(res, "<none>", reslen); - } - return res; -} - -static char *complete_show_mancmd(char *line, char *word, int pos, int state) -{ - struct manager_action *cur = first_action; - int which = 0; - - ast_mutex_lock(&actionlock); - while (cur) { /* Walk the list of actions */ - if (!strncasecmp(word, cur->action, strlen(word))) { - if (++which > state) { - char *ret = strdup(cur->action); - ast_mutex_unlock(&actionlock); - return ret; - } - } - cur = cur->next; - } - ast_mutex_unlock(&actionlock); - return NULL; -} - -static int handle_showmancmd(int fd, int argc, char *argv[]) -{ - struct manager_action *cur = first_action; - char authority[80]; - int num; - - if (argc != 4) - return RESULT_SHOWUSAGE; - ast_mutex_lock(&actionlock); - while (cur) { /* Walk the list of actions */ - for (num = 3; num < argc; num++) { - if (!strcasecmp(cur->action, argv[num])) { - ast_cli(fd, "Action: %s\nSynopsis: %s\nPrivilege: %s\n%s\n", cur->action, cur->synopsis, authority_to_str(cur->authority, authority, sizeof(authority) -1), cur->description ? cur->description : ""); - } - } - cur = cur->next; - } - - ast_mutex_unlock(&actionlock); - return RESULT_SUCCESS; -} - -/*! \brief handle_showmancmds: CLI command */ -/* Should change to "manager show commands" */ -static int handle_showmancmds(int fd, int argc, char *argv[]) -{ - struct manager_action *cur = first_action; - char authority[80]; - char *format = " %-15.15s %-15.15s %-55.55s\n"; - - ast_mutex_lock(&actionlock); - ast_cli(fd, format, "Action", "Privilege", "Synopsis"); - ast_cli(fd, format, "------", "---------", "--------"); - while (cur) { /* Walk the list of actions */ - ast_cli(fd, format, cur->action, authority_to_str(cur->authority, authority, sizeof(authority) -1), cur->synopsis); - cur = cur->next; - } - - ast_mutex_unlock(&actionlock); - return RESULT_SUCCESS; -} - -/*! \brief handle_showmanconn: CLI command show manager connected */ -/* Should change to "manager show connected" */ -static int handle_showmanconn(int fd, int argc, char *argv[]) -{ - struct mansession *s; - char iabuf[INET_ADDRSTRLEN]; - char *format = " %-15.15s %-15.15s\n"; - ast_mutex_lock(&sessionlock); - s = sessions; - ast_cli(fd, format, "Username", "IP Address"); - while (s) { - ast_cli(fd, format,s->username, ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr)); - s = s->next; - } - - ast_mutex_unlock(&sessionlock); - return RESULT_SUCCESS; -} - -static char showmancmd_help[] = -"Usage: show manager command <actionname>\n" -" Shows the detailed description for a specific Asterisk manager interface command.\n"; - -static char showmancmds_help[] = -"Usage: show manager commands\n" -" Prints a listing of all the available Asterisk manager interface commands.\n"; - -static char showmanconn_help[] = -"Usage: show manager connected\n" -" Prints a listing of the users that are currently connected to the\n" -"Asterisk manager interface.\n"; - -static struct ast_cli_entry show_mancmd_cli = - { { "show", "manager", "command", NULL }, - handle_showmancmd, "Show a manager interface command", showmancmd_help, complete_show_mancmd }; - -static struct ast_cli_entry show_mancmds_cli = - { { "show", "manager", "commands", NULL }, - handle_showmancmds, "List manager interface commands", showmancmds_help }; - -static struct ast_cli_entry show_manconn_cli = - { { "show", "manager", "connected", NULL }, - handle_showmanconn, "Show connected manager interface users", showmanconn_help }; - -static void free_session(struct mansession *s) -{ - struct eventqent *eqe; - if (s->fd > -1) - close(s->fd); - ast_mutex_destroy(&s->__lock); - while(s->eventq) { - eqe = s->eventq; - s->eventq = s->eventq->next; - free(eqe); - } - free(s); -} - -static void destroy_session(struct mansession *s) -{ - struct mansession *cur, *prev = NULL; - ast_mutex_lock(&sessionlock); - cur = sessions; - while(cur) { - if (cur == s) - break; - prev = cur; - cur = cur->next; - } - if (cur) { - if (prev) - prev->next = cur->next; - else - sessions = cur->next; - free_session(s); - } else - ast_log(LOG_WARNING, "Trying to delete nonexistent session %p?\n", s); - ast_mutex_unlock(&sessionlock); - -} - -char *astman_get_header(struct message *m, char *var) -{ - char cmp[80]; - int x; - snprintf(cmp, sizeof(cmp), "%s: ", var); - for (x=0;x<m->hdrcount;x++) - if (!strncasecmp(cmp, m->headers[x], strlen(cmp))) - return m->headers[x] + strlen(cmp); - return ""; -} - -struct ast_variable *astman_get_variables(struct message *m) -{ - int varlen, x, y; - struct ast_variable *head = NULL, *cur; - char *var, *val; - unsigned int var_count; - char *vars[32]; - - varlen = strlen("Variable: "); - - for (x = 0; x < m->hdrcount; x++) { - if (strncasecmp("Variable: ", m->headers[x], varlen)) - continue; - - if (!(var = ast_strdupa(m->headers[x] + varlen))) - return head; - - if ((var_count = ast_app_separate_args(var, '|', vars, sizeof(vars) / sizeof(vars[0])))) { - for (y = 0; y < var_count; y++) { - if (!vars[y]) - continue; - var = val = ast_strdupa(vars[y]); - strsep(&val, "="); - if (!val || ast_strlen_zero(var)) - continue; - cur = ast_variable_new(var, val); - if (head) { - cur->next = head; - head = cur; - } else - head = cur; - } - } - } - - return head; -} - -/*! NOTE: - Callers of astman_send_error(), astman_send_response() or astman_send_ack() must EITHER - hold the session lock _or_ be running in an action callback (in which case s->busy will - be non-zero). In either of these cases, there is no need to lock-protect the session's - fd, since no other output will be sent (events will be queued), and no input will - be read until either the current action finishes or get_input() obtains the session - lock. - */ -void astman_send_error(struct mansession *s, struct message *m, char *error) -{ - char *id = astman_get_header(m,"ActionID"); - - ast_cli(s->fd, "Response: Error\r\n"); - if (!ast_strlen_zero(id)) - ast_cli(s->fd, "ActionID: %s\r\n",id); - ast_cli(s->fd, "Message: %s\r\n\r\n", error); -} - -void astman_send_response(struct mansession *s, struct message *m, char *resp, char *msg) -{ - char *id = astman_get_header(m,"ActionID"); - - ast_cli(s->fd, "Response: %s\r\n", resp); - if (!ast_strlen_zero(id)) - ast_cli(s->fd, "ActionID: %s\r\n",id); - if (msg) - ast_cli(s->fd, "Message: %s\r\n\r\n", msg); - else - ast_cli(s->fd, "\r\n"); -} - -void astman_send_ack(struct mansession *s, struct message *m, char *msg) -{ - astman_send_response(s, m, "Success", msg); -} - -/*! Tells you if smallstr exists inside bigstr - which is delim by delim and uses no buf or stringsep - ast_instring("this|that|more","this",',') == 1; - - feel free to move this to app.c -anthm */ -static int ast_instring(char *bigstr, char *smallstr, char delim) -{ - char *val = bigstr, *next; - - do { - if ((next = strchr(val, delim))) { - if (!strncmp(val, smallstr, (next - val))) - return 1; - else - continue; - } else - return !strcmp(smallstr, val); - - } while (*(val = (next + 1))); - - return 0; -} - -static int get_perm(char *instr) -{ - int x = 0, ret = 0; - - if (!instr) - return 0; - - for (x=0; x<sizeof(perms) / sizeof(perms[0]); x++) - if (ast_instring(instr, perms[x].label, ',')) - ret |= perms[x].num; - - return ret; -} - -static int ast_is_number(char *string) -{ - int ret = 1, x = 0; - - if (!string) - return 0; - - for (x=0; x < strlen(string); x++) { - if (!(string[x] >= 48 && string[x] <= 57)) { - ret = 0; - break; - } - } - - return ret ? atoi(string) : 0; -} - -static int ast_strings_to_mask(char *string) -{ - int x, ret = -1; - - x = ast_is_number(string); - - if (x) { - ret = x; - } else if (ast_strlen_zero(string)) { - ret = -1; - } else if (ast_false(string)) { - ret = 0; - } else if (ast_true(string)) { - ret = 0; - for (x=0; x<sizeof(perms) / sizeof(perms[0]); x++) - ret |= perms[x].num; - } else { - ret = 0; - for (x=0; x<sizeof(perms) / sizeof(perms[0]); x++) { - if (ast_instring(string, perms[x].label, ',')) - ret |= perms[x].num; - } - } - - return ret; -} - -/*! - Rather than braindead on,off this now can also accept a specific int mask value - or a ',' delim list of mask strings (the same as manager.conf) -anthm -*/ - -static int set_eventmask(struct mansession *s, char *eventmask) -{ - int maskint = ast_strings_to_mask(eventmask); - - ast_mutex_lock(&s->__lock); - if (maskint >= 0) - s->send_events = maskint; - ast_mutex_unlock(&s->__lock); - - return maskint; -} - -static int authenticate(struct mansession *s, struct message *m) -{ - struct ast_config *cfg; - char iabuf[INET_ADDRSTRLEN]; - char *cat; - char *user = astman_get_header(m, "Username"); - char *pass = astman_get_header(m, "Secret"); - char *authtype = astman_get_header(m, "AuthType"); - char *key = astman_get_header(m, "Key"); - char *events = astman_get_header(m, "Events"); - - cfg = ast_config_load("manager.conf"); - if (!cfg) - return -1; - cat = ast_category_browse(cfg, NULL); - while(cat) { - if (strcasecmp(cat, "general")) { - /* This is a user */ - if (!strcasecmp(cat, user)) { - struct ast_variable *v; - struct ast_ha *ha = NULL; - char *password = NULL; - v = ast_variable_browse(cfg, cat); - while (v) { - if (!strcasecmp(v->name, "secret")) { - password = v->value; - } else if (!strcasecmp(v->name, "permit") || - !strcasecmp(v->name, "deny")) { - ha = ast_append_ha(v->name, v->value, ha); - } else if (!strcasecmp(v->name, "writetimeout")) { - int val = atoi(v->value); - - if (val < 100) - ast_log(LOG_WARNING, "Invalid writetimeout value '%s' at line %d\n", v->value, v->lineno); - else - s->writetimeout = val; - } - - v = v->next; - } - if (ha && !ast_apply_ha(ha, &(s->sin))) { - ast_log(LOG_NOTICE, "%s failed to pass IP ACL as '%s'\n", ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr), user); - ast_free_ha(ha); - ast_config_destroy(cfg); - return -1; - } else if (ha) - ast_free_ha(ha); - if (!strcasecmp(authtype, "MD5")) { - if (!ast_strlen_zero(key) && s->challenge) { - int x; - int len=0; - char md5key[256] = ""; - struct MD5Context md5; - unsigned char digest[16]; - MD5Init(&md5); - MD5Update(&md5, (unsigned char *) s->challenge, strlen(s->challenge)); - MD5Update(&md5, (unsigned char *) password, strlen(password)); - MD5Final(digest, &md5); - for (x=0;x<16;x++) - len += sprintf(md5key + len, "%2.2x", digest[x]); - if (!strcmp(md5key, key)) - break; - else { - ast_config_destroy(cfg); - return -1; - } - } - } else if (password && !strcasecmp(password, pass)) { - break; - } else { - ast_log(LOG_NOTICE, "%s failed to authenticate as '%s'\n", ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr), user); - ast_config_destroy(cfg); - return -1; - } - } - } - cat = ast_category_browse(cfg, cat); - } - if (cat) { - ast_copy_string(s->username, cat, sizeof(s->username)); - s->readperm = get_perm(ast_variable_retrieve(cfg, cat, "read")); - s->writeperm = get_perm(ast_variable_retrieve(cfg, cat, "write")); - ast_config_destroy(cfg); - if (events) - set_eventmask(s, events); - return 0; - } - ast_log(LOG_NOTICE, "%s tried to authenticate with nonexistent user '%s'\n", ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr), user); - ast_config_destroy(cfg); - return -1; -} - -/*! \brief PING: Manager PING */ -static char mandescr_ping[] = -"Description: A 'Ping' action will ellicit a 'Pong' response. Used to keep the " -" manager connection open.\n" -"Variables: NONE\n"; - -static int action_ping(struct mansession *s, struct message *m) -{ - astman_send_response(s, m, "Pong", NULL); - return 0; -} - -static char mandescr_listcommands[] = -"Description: Returns the action name and synopsis for every\n" -" action that is available to the user\n" -"Variables: NONE\n"; - -static int action_listcommands(struct mansession *s, struct message *m) -{ - struct manager_action *cur = first_action; - char idText[256] = ""; - char temp[BUFSIZ]; - char *id = astman_get_header(m,"ActionID"); - - if (!ast_strlen_zero(id)) - snprintf(idText,256,"ActionID: %s\r\n",id); - ast_cli(s->fd, "Response: Success\r\n%s", idText); - ast_mutex_lock(&actionlock); - while (cur) { /* Walk the list of actions */ - if ((s->writeperm & cur->authority) == cur->authority) - ast_cli(s->fd, "%s: %s (Priv: %s)\r\n", cur->action, cur->synopsis, authority_to_str(cur->authority, temp, sizeof(temp)) ); - cur = cur->next; - } - ast_mutex_unlock(&actionlock); - ast_cli(s->fd, "\r\n"); - - return 0; -} - -static char mandescr_events[] = -"Description: Enable/Disable sending of events to this manager\n" -" client.\n" -"Variables:\n" -" EventMask: 'on' if all events should be sent,\n" -" 'off' if no events should be sent,\n" -" 'system,call,log' to select which flags events should have to be sent.\n"; - -static int action_events(struct mansession *s, struct message *m) -{ - char *mask = astman_get_header(m, "EventMask"); - int res; - - res = set_eventmask(s, mask); - if (res > 0) - astman_send_response(s, m, "Events On", NULL); - else if (res == 0) - astman_send_response(s, m, "Events Off", NULL); - - return 0; -} - -static char mandescr_logoff[] = -"Description: Logoff this manager session\n" -"Variables: NONE\n"; - -static int action_logoff(struct mansession *s, struct message *m) -{ - astman_send_response(s, m, "Goodbye", "Thanks for all the fish."); - return -1; -} - -static char mandescr_hangup[] = -"Description: Hangup a channel\n" -"Variables: \n" -" Channel: The channel name to be hungup\n"; - -static int action_hangup(struct mansession *s, struct message *m) -{ - struct ast_channel *c = NULL; - char *name = astman_get_header(m, "Channel"); - if (ast_strlen_zero(name)) { - astman_send_error(s, m, "No channel specified"); - return 0; - } - c = ast_get_channel_by_name_locked(name); - if (!c) { - astman_send_error(s, m, "No such channel"); - return 0; - } - ast_softhangup(c, AST_SOFTHANGUP_EXPLICIT); - ast_mutex_unlock(&c->lock); - astman_send_ack(s, m, "Channel Hungup"); - return 0; -} - -static char mandescr_setvar[] = -"Description: Set a global or local channel variable.\n" -"Variables: (Names marked with * are required)\n" -" Channel: Channel to set variable for\n" -" *Variable: Variable name\n" -" *Value: Value\n"; - -static int action_setvar(struct mansession *s, struct message *m) -{ - struct ast_channel *c = NULL; - char *name = astman_get_header(m, "Channel"); - char *varname = astman_get_header(m, "Variable"); - char *varval = astman_get_header(m, "Value"); - - if (ast_strlen_zero(varname)) { - astman_send_error(s, m, "No variable specified"); - return 0; - } - - if (ast_strlen_zero(varval)) { - astman_send_error(s, m, "No value specified"); - return 0; - } - - if (!ast_strlen_zero(name)) { - c = ast_get_channel_by_name_locked(name); - if (!c) { - astman_send_error(s, m, "No such channel"); - return 0; - } - } - - pbx_builtin_setvar_helper(c, varname, varval); - - if (c) - ast_mutex_unlock(&c->lock); - - astman_send_ack(s, m, "Variable Set"); - - return 0; -} - -static char mandescr_getvar[] = -"Description: Get the value of a global or local channel variable.\n" -"Variables: (Names marked with * are required)\n" -" Channel: Channel to read variable from\n" -" *Variable: Variable name\n" -" ActionID: Optional Action id for message matching.\n"; - -static int action_getvar(struct mansession *s, struct message *m) -{ - struct ast_channel *c = NULL; - char *name = astman_get_header(m, "Channel"); - char *varname = astman_get_header(m, "Variable"); - char *id = astman_get_header(m,"ActionID"); - char *varval; - char *varval2=NULL; - - if (!strlen(varname)) { - astman_send_error(s, m, "No variable specified"); - return 0; - } - - if (strlen(name)) { - c = ast_get_channel_by_name_locked(name); - if (!c) { - astman_send_error(s, m, "No such channel"); - return 0; - } - } - - varval=pbx_builtin_getvar_helper(c,varname); - if (varval) - varval2 = ast_strdupa(varval); - if (!varval2) - varval2 = ""; - if (c) - ast_mutex_unlock(&c->lock); - ast_cli(s->fd, "Response: Success\r\n" - "Variable: %s\r\nValue: %s\r\n" ,varname,varval2); - if (!ast_strlen_zero(id)) - ast_cli(s->fd, "ActionID: %s\r\n",id); - ast_cli(s->fd, "\r\n"); - - return 0; -} - - -/*! \brief action_status: Manager "status" command to show channels */ -/* Needs documentation... */ -static int action_status(struct mansession *s, struct message *m) -{ - char *id = astman_get_header(m,"ActionID"); - char *name = astman_get_header(m,"Channel"); - char idText[256] = ""; - struct ast_channel *c; - char bridge[256]; - struct timeval now = ast_tvnow(); - long elapsed_seconds=0; - int all = ast_strlen_zero(name); /* set if we want all channels */ - - astman_send_ack(s, m, "Channel status will follow"); - if (!ast_strlen_zero(id)) - snprintf(idText,256,"ActionID: %s\r\n",id); - if (all) - c = ast_channel_walk_locked(NULL); - else { - c = ast_get_channel_by_name_locked(name); - if (!c) { - astman_send_error(s, m, "No such channel"); - return 0; - } - } - /* if we look by name, we break after the first iteration */ - while(c) { - if (c->_bridge) - snprintf(bridge, sizeof(bridge), "Link: %s\r\n", c->_bridge->name); - else - bridge[0] = '\0'; - if (c->pbx) { - if (c->cdr) { - elapsed_seconds = now.tv_sec - c->cdr->start.tv_sec; - } - ast_cli(s->fd, - "Event: Status\r\n" - "Privilege: Call\r\n" - "Channel: %s\r\n" - "CallerID: %s\r\n" - "CallerIDName: %s\r\n" - "Account: %s\r\n" - "State: %s\r\n" - "Context: %s\r\n" - "Extension: %s\r\n" - "Priority: %d\r\n" - "Seconds: %ld\r\n" - "%s" - "Uniqueid: %s\r\n" - "%s" - "\r\n", - c->name, - c->cid.cid_num ? c->cid.cid_num : "<unknown>", - c->cid.cid_name ? c->cid.cid_name : "<unknown>", - c->accountcode, - ast_state2str(c->_state), c->context, - c->exten, c->priority, (long)elapsed_seconds, bridge, c->uniqueid, idText); - } else { - ast_cli(s->fd, - "Event: Status\r\n" - "Privilege: Call\r\n" - "Channel: %s\r\n" - "CallerID: %s\r\n" - "CallerIDName: %s\r\n" - "Account: %s\r\n" - "State: %s\r\n" - "%s" - "Uniqueid: %s\r\n" - "%s" - "\r\n", - c->name, - c->cid.cid_num ? c->cid.cid_num : "<unknown>", - c->cid.cid_name ? c->cid.cid_name : "<unknown>", - c->accountcode, - ast_state2str(c->_state), bridge, c->uniqueid, idText); - } - ast_mutex_unlock(&c->lock); - if (!all) - break; - c = ast_channel_walk_locked(c); - } - ast_cli(s->fd, - "Event: StatusComplete\r\n" - "%s" - "\r\n",idText); - return 0; -} - -static char mandescr_redirect[] = -"Description: Redirect (transfer) a call.\n" -"Variables: (Names marked with * are required)\n" -" *Channel: Channel to redirect\n" -" ExtraChannel: Second call leg to transfer (optional)\n" -" *Exten: Extension to transfer to\n" -" *Context: Context to transfer to\n" -" *Priority: Priority to transfer to\n" -" ActionID: Optional Action id for message matching.\n"; - -/*! \brief action_redirect: The redirect manager command */ -static int action_redirect(struct mansession *s, struct message *m) -{ - char *name = astman_get_header(m, "Channel"); - char *name2 = astman_get_header(m, "ExtraChannel"); - char *exten = astman_get_header(m, "Exten"); - char *context = astman_get_header(m, "Context"); - char *priority = astman_get_header(m, "Priority"); - struct ast_channel *chan, *chan2 = NULL; - int pi = 0; - int res; - - if (ast_strlen_zero(name)) { - astman_send_error(s, m, "Channel not specified"); - return 0; - } - if (!ast_strlen_zero(priority) && (sscanf(priority, "%d", &pi) != 1)) { - astman_send_error(s, m, "Invalid priority\n"); - return 0; - } - chan = ast_get_channel_by_name_locked(name); - if (!chan) { - char buf[BUFSIZ]; - snprintf(buf, sizeof(buf), "Channel does not exist: %s", name); - astman_send_error(s, m, buf); - return 0; - } - if (!ast_strlen_zero(name2)) - chan2 = ast_get_channel_by_name_locked(name2); - res = ast_async_goto(chan, context, exten, pi); - if (!res) { - if (!ast_strlen_zero(name2)) { - if (chan2) - res = ast_async_goto(chan2, context, exten, pi); - else - res = -1; - if (!res) - astman_send_ack(s, m, "Dual Redirect successful"); - else - astman_send_error(s, m, "Secondary redirect failed"); - } else - astman_send_ack(s, m, "Redirect successful"); - } else - astman_send_error(s, m, "Redirect failed"); - if (chan) - ast_mutex_unlock(&chan->lock); - if (chan2) - ast_mutex_unlock(&chan2->lock); - return 0; -} - -static char mandescr_command[] = -"Description: Run a CLI command.\n" -"Variables: (Names marked with * are required)\n" -" *Command: Asterisk CLI command to run\n" -" ActionID: Optional Action id for message matching.\n"; - -/*! \brief action_command: Manager command "command" - execute CLI command */ -static int action_command(struct mansession *s, struct message *m) -{ - char *cmd = astman_get_header(m, "Command"); - char *id = astman_get_header(m, "ActionID"); - ast_cli(s->fd, "Response: Follows\r\nPrivilege: Command\r\n"); - if (!ast_strlen_zero(id)) - ast_cli(s->fd, "ActionID: %s\r\n", id); - /* FIXME: Wedge a ActionID response in here, waiting for later changes */ - ast_cli_command(s->fd, cmd); - ast_cli(s->fd, "--END COMMAND--\r\n\r\n"); - return 0; -} - -static void *fast_originate(void *data) -{ - struct fast_originate_helper *in = data; - int res; - int reason = 0; - struct ast_channel *chan = NULL; - - if (!ast_strlen_zero(in->app)) { - res = ast_pbx_outgoing_app(in->tech, AST_FORMAT_SLINEAR, in->data, in->timeout, in->app, in->appdata, &reason, 1, - !ast_strlen_zero(in->cid_num) ? in->cid_num : NULL, - !ast_strlen_zero(in->cid_name) ? in->cid_name : NULL, - in->vars, in->account, &chan); - } else { - res = ast_pbx_outgoing_exten(in->tech, AST_FORMAT_SLINEAR, in->data, in->timeout, in->context, in->exten, in->priority, &reason, 1, - !ast_strlen_zero(in->cid_num) ? in->cid_num : NULL, - !ast_strlen_zero(in->cid_name) ? in->cid_name : NULL, - in->vars, in->account, &chan); - } - if (!res) - manager_event(EVENT_FLAG_CALL, - "OriginateSuccess", - "%s" - "Channel: %s/%s\r\n" - "Context: %s\r\n" - "Exten: %s\r\n" - "Reason: %d\r\n" - "Uniqueid: %s\r\n", - in->idtext, in->tech, in->data, in->context, in->exten, reason, chan ? chan->uniqueid : "<null>"); - else - manager_event(EVENT_FLAG_CALL, - "OriginateFailure", - "%s" - "Channel: %s/%s\r\n" - "Context: %s\r\n" - "Exten: %s\r\n" - "Reason: %d\r\n" - "Uniqueid: %s\r\n", - in->idtext, in->tech, in->data, in->context, in->exten, reason, chan ? chan->uniqueid : "<null>"); - - /* Locked by ast_pbx_outgoing_exten or ast_pbx_outgoing_app */ - if (chan) - ast_mutex_unlock(&chan->lock); - free(in); - return NULL; -} - -static char mandescr_originate[] = -"Description: Generates an outgoing call to a Extension/Context/Priority or\n" -" Application/Data\n" -"Variables: (Names marked with * are required)\n" -" *Channel: Channel name to call\n" -" Exten: Extension to use (requires 'Context' and 'Priority')\n" -" Context: Context to use (requires 'Exten' and 'Priority')\n" -" Priority: Priority to use (requires 'Exten' and 'Context')\n" -" Application: Application to use\n" -" Data: Data to use (requires 'Application')\n" -" Timeout: How long to wait for call to be answered (in ms)\n" -" CallerID: Caller ID to be set on the outgoing channel\n" -" Variable: Channel variable to set, multiple Variable: headers are allowed\n" -" Account: Account code\n" -" Async: Set to 'true' for fast origination\n"; - -static int action_originate(struct mansession *s, struct message *m) -{ - char *name = astman_get_header(m, "Channel"); - char *exten = astman_get_header(m, "Exten"); - char *context = astman_get_header(m, "Context"); - char *priority = astman_get_header(m, "Priority"); - char *timeout = astman_get_header(m, "Timeout"); - char *callerid = astman_get_header(m, "CallerID"); - char *account = astman_get_header(m, "Account"); - char *app = astman_get_header(m, "Application"); - char *appdata = astman_get_header(m, "Data"); - char *async = astman_get_header(m, "Async"); - char *id = astman_get_header(m, "ActionID"); - struct ast_variable *vars = astman_get_variables(m); - char *tech, *data; - char *l=NULL, *n=NULL; - int pi = 0; - int res; - int to = 30000; - int reason = 0; - char tmp[256]; - char tmp2[256]; - - pthread_t th; - pthread_attr_t attr; - if (!name) { - astman_send_error(s, m, "Channel not specified"); - return 0; - } - if (!ast_strlen_zero(priority) && (sscanf(priority, "%d", &pi) != 1)) { - astman_send_error(s, m, "Invalid priority\n"); - return 0; - } - if (!ast_strlen_zero(timeout) && (sscanf(timeout, "%d", &to) != 1)) { - astman_send_error(s, m, "Invalid timeout\n"); - return 0; - } - ast_copy_string(tmp, name, sizeof(tmp)); - tech = tmp; - data = strchr(tmp, '/'); - if (!data) { - astman_send_error(s, m, "Invalid channel\n"); - return 0; - } - *data = '\0'; - data++; - ast_copy_string(tmp2, callerid, sizeof(tmp2)); - ast_callerid_parse(tmp2, &n, &l); - if (n) { - if (ast_strlen_zero(n)) - n = NULL; - } - if (l) { - ast_shrink_phone_number(l); - if (ast_strlen_zero(l)) - l = NULL; - } - if (ast_true(async)) { - struct fast_originate_helper *fast = malloc(sizeof(struct fast_originate_helper)); - if (!fast) { - res = -1; - } else { - memset(fast, 0, sizeof(struct fast_originate_helper)); - if (!ast_strlen_zero(id)) - snprintf(fast->idtext, sizeof(fast->idtext), "ActionID: %s\r\n", id); - ast_copy_string(fast->tech, tech, sizeof(fast->tech)); - ast_copy_string(fast->data, data, sizeof(fast->data)); - ast_copy_string(fast->app, app, sizeof(fast->app)); - ast_copy_string(fast->appdata, appdata, sizeof(fast->appdata)); - if (l) - ast_copy_string(fast->cid_num, l, sizeof(fast->cid_num)); - if (n) - ast_copy_string(fast->cid_name, n, sizeof(fast->cid_name)); - fast->vars = vars; - ast_copy_string(fast->context, context, sizeof(fast->context)); - ast_copy_string(fast->exten, exten, sizeof(fast->exten)); - ast_copy_string(fast->account, account, sizeof(fast->account)); - fast->timeout = to; - fast->priority = pi; - pthread_attr_init(&attr); - pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); - if (ast_pthread_create(&th, &attr, fast_originate, fast)) { - res = -1; - } else { - res = 0; - } - } - } else if (!ast_strlen_zero(app)) { - res = ast_pbx_outgoing_app(tech, AST_FORMAT_SLINEAR, data, to, app, appdata, &reason, 1, l, n, vars, account, NULL); - } else { - if (exten && context && pi) - res = ast_pbx_outgoing_exten(tech, AST_FORMAT_SLINEAR, data, to, context, exten, pi, &reason, 1, l, n, vars, account, NULL); - else { - astman_send_error(s, m, "Originate with 'Exten' requires 'Context' and 'Priority'"); - return 0; - } - } - if (!res) - astman_send_ack(s, m, "Originate successfully queued"); - else - astman_send_error(s, m, "Originate failed"); - return 0; -} - -/*! \brief Help text for manager command mailboxstatus - */ -static char mandescr_mailboxstatus[] = -"Description: Checks a voicemail account for status.\n" -"Variables: (Names marked with * are required)\n" -" *Mailbox: Full mailbox ID <mailbox>@<vm-context>\n" -" ActionID: Optional ActionID for message matching.\n" -"Returns number of messages.\n" -" Message: Mailbox Status\n" -" Mailbox: <mailboxid>\n" -" Waiting: <count>\n" -"\n"; - -static int action_mailboxstatus(struct mansession *s, struct message *m) -{ - char *mailbox = astman_get_header(m, "Mailbox"); - char *id = astman_get_header(m,"ActionID"); - char idText[256] = ""; - int ret; - if (ast_strlen_zero(mailbox)) { - astman_send_error(s, m, "Mailbox not specified"); - return 0; - } - if (!ast_strlen_zero(id)) - snprintf(idText,256,"ActionID: %s\r\n",id); - ret = ast_app_has_voicemail(mailbox, NULL); - ast_cli(s->fd, "Response: Success\r\n" - "%s" - "Message: Mailbox Status\r\n" - "Mailbox: %s\r\n" - "Waiting: %d\r\n\r\n", idText, mailbox, ret); - return 0; -} - -static char mandescr_mailboxcount[] = -"Description: Checks a voicemail account for new messages.\n" -"Variables: (Names marked with * are required)\n" -" *Mailbox: Full mailbox ID <mailbox>@<vm-context>\n" -" ActionID: Optional ActionID for message matching.\n" -"Returns number of new and old messages.\n" -" Message: Mailbox Message Count\n" -" Mailbox: <mailboxid>\n" -" NewMessages: <count>\n" -" OldMessages: <count>\n" -"\n"; -static int action_mailboxcount(struct mansession *s, struct message *m) -{ - char *mailbox = astman_get_header(m, "Mailbox"); - char *id = astman_get_header(m,"ActionID"); - char idText[256] = ""; - int newmsgs = 0, oldmsgs = 0; - if (ast_strlen_zero(mailbox)) { - astman_send_error(s, m, "Mailbox not specified"); - return 0; - } - ast_app_messagecount(mailbox, &newmsgs, &oldmsgs); - if (!ast_strlen_zero(id)) { - snprintf(idText,256,"ActionID: %s\r\n",id); - } - ast_cli(s->fd, "Response: Success\r\n" - "%s" - "Message: Mailbox Message Count\r\n" - "Mailbox: %s\r\n" - "NewMessages: %d\r\n" - "OldMessages: %d\r\n" - "\r\n", - idText,mailbox, newmsgs, oldmsgs); - return 0; -} - -static char mandescr_extensionstate[] = -"Description: Report the extension state for given extension.\n" -" If the extension has a hint, will use devicestate to check\n" -" the status of the device connected to the extension.\n" -"Variables: (Names marked with * are required)\n" -" *Exten: Extension to check state on\n" -" *Context: Context for extension\n" -" ActionId: Optional ID for this transaction\n" -"Will return an \"Extension Status\" message.\n" -"The response will include the hint for the extension and the status.\n"; - -static int action_extensionstate(struct mansession *s, struct message *m) -{ - char *exten = astman_get_header(m, "Exten"); - char *context = astman_get_header(m, "Context"); - char *id = astman_get_header(m,"ActionID"); - char idText[256] = ""; - char hint[256] = ""; - int status; - if (ast_strlen_zero(exten)) { - astman_send_error(s, m, "Extension not specified"); - return 0; - } - if (ast_strlen_zero(context)) - context = "default"; - status = ast_extension_state(NULL, context, exten); - ast_get_hint(hint, sizeof(hint) - 1, NULL, 0, NULL, context, exten); - if (!ast_strlen_zero(id)) { - snprintf(idText,256,"ActionID: %s\r\n",id); - } - ast_cli(s->fd, "Response: Success\r\n" - "%s" - "Message: Extension Status\r\n" - "Exten: %s\r\n" - "Context: %s\r\n" - "Hint: %s\r\n" - "Status: %d\r\n\r\n", - idText,exten, context, hint, status); - return 0; -} - -static char mandescr_timeout[] = -"Description: Hangup a channel after a certain time.\n" -"Variables: (Names marked with * are required)\n" -" *Channel: Channel name to hangup\n" -" *Timeout: Maximum duration of the call (sec)\n" -"Acknowledges set time with 'Timeout Set' message\n"; - -static int action_timeout(struct mansession *s, struct message *m) -{ - struct ast_channel *c = NULL; - char *name = astman_get_header(m, "Channel"); - int timeout = atoi(astman_get_header(m, "Timeout")); - if (ast_strlen_zero(name)) { - astman_send_error(s, m, "No channel specified"); - return 0; - } - if (!timeout) { - astman_send_error(s, m, "No timeout specified"); - return 0; - } - c = ast_get_channel_by_name_locked(name); - if (!c) { - astman_send_error(s, m, "No such channel"); - return 0; - } - ast_channel_setwhentohangup(c, timeout); - ast_mutex_unlock(&c->lock); - astman_send_ack(s, m, "Timeout Set"); - return 0; -} - -static int process_message(struct mansession *s, struct message *m) -{ - char action[80] = ""; - struct manager_action *tmp = first_action; - char *id = astman_get_header(m,"ActionID"); - char idText[256] = ""; - char iabuf[INET_ADDRSTRLEN]; - - ast_copy_string(action, astman_get_header(m, "Action"), sizeof(action)); - ast_log( LOG_DEBUG, "Manager received command '%s'\n", action ); - - if (ast_strlen_zero(action)) { - astman_send_error(s, m, "Missing action in request"); - return 0; - } - if (!ast_strlen_zero(id)) { - snprintf(idText,256,"ActionID: %s\r\n",id); - } - if (!s->authenticated) { - if (!strcasecmp(action, "Challenge")) { - char *authtype; - authtype = astman_get_header(m, "AuthType"); - if (!strcasecmp(authtype, "MD5")) { - if (ast_strlen_zero(s->challenge)) - snprintf(s->challenge, sizeof(s->challenge), "%d", rand()); - ast_mutex_lock(&s->__lock); - ast_cli(s->fd, "Response: Success\r\n" - "%s" - "Challenge: %s\r\n\r\n", - idText,s->challenge); - ast_mutex_unlock(&s->__lock); - return 0; - } else { - astman_send_error(s, m, "Must specify AuthType"); - return 0; - } - } else if (!strcasecmp(action, "Login")) { - if (authenticate(s, m)) { - sleep(1); - astman_send_error(s, m, "Authentication failed"); - return -1; - } else { - s->authenticated = 1; - if (option_verbose > 1) { - if ( displayconnects ) { - ast_verbose(VERBOSE_PREFIX_2 "Manager '%s' logged on from %s\n", s->username, ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr)); - } - } - ast_log(LOG_EVENT, "Manager '%s' logged on from %s\n", s->username, ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr)); - astman_send_ack(s, m, "Authentication accepted"); - } - } else if (!strcasecmp(action, "Logoff")) { - astman_send_ack(s, m, "See ya"); - return -1; - } else - astman_send_error(s, m, "Authentication Required"); - } else { - int ret=0; - struct eventqent *eqe; - ast_mutex_lock(&s->__lock); - s->busy = 1; - ast_mutex_unlock(&s->__lock); - while( tmp ) { - if (!strcasecmp(action, tmp->action)) { - if ((s->writeperm & tmp->authority) == tmp->authority) { - if (tmp->func(s, m)) - ret = -1; - } else { - astman_send_error(s, m, "Permission denied"); - } - break; - } - tmp = tmp->next; - } - if (!tmp) - astman_send_error(s, m, "Invalid/unknown command"); - ast_mutex_lock(&s->__lock); - s->busy = 0; - while(s->eventq) { - if (ast_carefulwrite(s->fd, s->eventq->eventdata, strlen(s->eventq->eventdata), s->writetimeout) < 0) { - ret = -1; - break; - } - eqe = s->eventq; - s->eventq = s->eventq->next; - free(eqe); - } - ast_mutex_unlock(&s->__lock); - return ret; - } - return 0; -} - -static int get_input(struct mansession *s, char *output) -{ - /* output must have at least sizeof(s->inbuf) space */ - int res; - int x; - struct pollfd fds[1]; - char iabuf[INET_ADDRSTRLEN]; - for (x=1;x<s->inlen;x++) { - if ((s->inbuf[x] == '\n') && (s->inbuf[x-1] == '\r')) { - /* Copy output data up to and including \r\n */ - memcpy(output, s->inbuf, x + 1); - /* Add trailing \0 */ - output[x+1] = '\0'; - /* Move remaining data back to the front */ - memmove(s->inbuf, s->inbuf + x + 1, s->inlen - x); - s->inlen -= (x + 1); - return 1; - } - } - if (s->inlen >= sizeof(s->inbuf) - 1) { - ast_log(LOG_WARNING, "Dumping long line with no return from %s: %s\n", ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr), s->inbuf); - s->inlen = 0; - } - fds[0].fd = s->fd; - fds[0].events = POLLIN; - do { - res = poll(fds, 1, -1); - if (res < 0) { - if (errno == EINTR) { - if (s->dead) - return -1; - continue; - } - ast_log(LOG_WARNING, "Select returned error: %s\n", strerror(errno)); - return -1; - } else if (res > 0) { - ast_mutex_lock(&s->__lock); - res = read(s->fd, s->inbuf + s->inlen, sizeof(s->inbuf) - 1 - s->inlen); - ast_mutex_unlock(&s->__lock); - if (res < 1) - return -1; - break; - } - } while(1); - s->inlen += res; - s->inbuf[s->inlen] = '\0'; - return 0; -} - -static void *session_do(void *data) -{ - struct mansession *s = data; - struct message m; - char iabuf[INET_ADDRSTRLEN]; - int res; - - ast_mutex_lock(&s->__lock); - ast_cli(s->fd, "Asterisk Call Manager/1.0\r\n"); - ast_mutex_unlock(&s->__lock); - memset(&m, 0, sizeof(m)); - for (;;) { - res = get_input(s, m.headers[m.hdrcount]); - if (res > 0) { - /* Strip trailing \r\n */ - if (strlen(m.headers[m.hdrcount]) < 2) - continue; - m.headers[m.hdrcount][strlen(m.headers[m.hdrcount]) - 2] = '\0'; - if (ast_strlen_zero(m.headers[m.hdrcount])) { - if (process_message(s, &m)) - break; - memset(&m, 0, sizeof(m)); - } else if (m.hdrcount < AST_MAX_MANHEADERS - 1) - m.hdrcount++; - } else if (res < 0) - break; - } - if (s->authenticated) { - if (option_verbose > 1) { - if (displayconnects) - ast_verbose(VERBOSE_PREFIX_2 "Manager '%s' logged off from %s\n", s->username, ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr)); - } - ast_log(LOG_EVENT, "Manager '%s' logged off from %s\n", s->username, ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr)); - } else { - if (option_verbose > 1) { - if ( displayconnects ) - ast_verbose(VERBOSE_PREFIX_2 "Connect attempt from '%s' unable to authenticate\n", ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr)); - } - ast_log(LOG_EVENT, "Failed attempt from %s\n", ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr)); - } - destroy_session(s); - return NULL; -} - -static void *accept_thread(void *ignore) -{ - int as; - struct sockaddr_in sin; - socklen_t sinlen; - struct mansession *s; - struct protoent *p; - int arg = 1; - int flags; - pthread_attr_t attr; - - pthread_attr_init(&attr); - pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); - - for (;;) { - sinlen = sizeof(sin); - as = accept(asock, (struct sockaddr *)&sin, &sinlen); - if (as < 0) { - ast_log(LOG_NOTICE, "Accept returned -1: %s\n", strerror(errno)); - continue; - } - p = getprotobyname("tcp"); - if (p) { - if( setsockopt(as, p->p_proto, TCP_NODELAY, (char *)&arg, sizeof(arg) ) < 0 ) { - ast_log(LOG_WARNING, "Failed to set manager tcp connection to TCP_NODELAY mode: %s\n", strerror(errno)); - } - } - s = malloc(sizeof(struct mansession)); - if (!s) { - ast_log(LOG_WARNING, "Failed to allocate management session: %s\n", strerror(errno)); - continue; - } - memset(s, 0, sizeof(struct mansession)); - memcpy(&s->sin, &sin, sizeof(sin)); - s->writetimeout = 100; - - if(! block_sockets) { - /* For safety, make sure socket is non-blocking */ - flags = fcntl(as, F_GETFL); - fcntl(as, F_SETFL, flags | O_NONBLOCK); - } - ast_mutex_init(&s->__lock); - s->fd = as; - s->send_events = -1; - ast_mutex_lock(&sessionlock); - s->next = sessions; - sessions = s; - ast_mutex_unlock(&sessionlock); - if (ast_pthread_create(&s->t, &attr, session_do, s)) - destroy_session(s); - } - pthread_attr_destroy(&attr); - return NULL; -} - -static int append_event(struct mansession *s, const char *str) -{ - struct eventqent *tmp, *prev=NULL; - tmp = malloc(sizeof(struct eventqent) + strlen(str)); - if (tmp) { - tmp->next = NULL; - strcpy(tmp->eventdata, str); - if (s->eventq) { - prev = s->eventq; - while(prev->next) - prev = prev->next; - prev->next = tmp; - } else { - s->eventq = tmp; - } - return 0; - } - return -1; -} - -/*! \brief manager_event: Send AMI event to client */ -int manager_event(int category, char *event, char *fmt, ...) -{ - struct mansession *s; - char auth[80]; - char tmp[4096] = ""; - char *tmp_next = tmp; - size_t tmp_left = sizeof(tmp) - 2; - va_list ap; - - ast_mutex_lock(&sessionlock); - for (s = sessions; s; s = s->next) { - if ((s->readperm & category) != category) - continue; - - if ((s->send_events & category) != category) - continue; - - if (ast_strlen_zero(tmp)) { - ast_build_string(&tmp_next, &tmp_left, "Event: %s\r\nPrivilege: %s\r\n", - event, authority_to_str(category, auth, sizeof(auth))); - va_start(ap, fmt); - ast_build_string_va(&tmp_next, &tmp_left, fmt, ap); - va_end(ap); - *tmp_next++ = '\r'; - *tmp_next++ = '\n'; - *tmp_next = '\0'; - } - - ast_mutex_lock(&s->__lock); - if (s->busy) { - append_event(s, tmp); - } else if (!s->dead) { - if (ast_carefulwrite(s->fd, tmp, tmp_next - tmp, s->writetimeout) < 0) { - ast_log(LOG_WARNING, "Disconnecting slow (or gone) manager session!\n"); - s->dead = 1; - pthread_kill(s->t, SIGURG); - } - } - ast_mutex_unlock(&s->__lock); - } - ast_mutex_unlock(&sessionlock); - - return 0; -} - -int ast_manager_unregister( char *action ) -{ - struct manager_action *cur = first_action, *prev = first_action; - - ast_mutex_lock(&actionlock); - while( cur ) { - if (!strcasecmp(action, cur->action)) { - prev->next = cur->next; - free(cur); - if (option_verbose > 1) - ast_verbose(VERBOSE_PREFIX_2 "Manager unregistered action %s\n", action); - ast_mutex_unlock(&actionlock); - return 0; - } - prev = cur; - cur = cur->next; - } - ast_mutex_unlock(&actionlock); - return 0; -} - -static int manager_state_cb(char *context, char *exten, int state, void *data) -{ - /* Notify managers of change */ - manager_event(EVENT_FLAG_CALL, "ExtensionStatus", "Exten: %s\r\nContext: %s\r\nStatus: %d\r\n", exten, context, state); - return 0; -} - -static int ast_manager_register_struct(struct manager_action *act) -{ - struct manager_action *cur = first_action, *prev = NULL; - int ret; - - ast_mutex_lock(&actionlock); - while(cur) { /* Walk the list of actions */ - ret = strcasecmp(cur->action, act->action); - if (ret == 0) { - ast_log(LOG_WARNING, "Manager: Action '%s' already registered\n", act->action); - ast_mutex_unlock(&actionlock); - return -1; - } else if (ret > 0) { - /* Insert these alphabetically */ - if (prev) { - act->next = prev->next; - prev->next = act; - } else { - act->next = first_action; - first_action = act; - } - break; - } - prev = cur; - cur = cur->next; - } - - if (!cur) { - if (prev) - prev->next = act; - else - first_action = act; - act->next = NULL; - } - - if (option_verbose > 1) - ast_verbose(VERBOSE_PREFIX_2 "Manager registered action %s\n", act->action); - ast_mutex_unlock(&actionlock); - return 0; -} - -/*! \brief register a new command with manager, including online help. This is - the preferred way to register a manager command */ -int ast_manager_register2(const char *action, int auth, int (*func)(struct mansession *s, struct message *m), const char *synopsis, const char *description) -{ - struct manager_action *cur; - - cur = malloc(sizeof(struct manager_action)); - if (!cur) { - ast_log(LOG_WARNING, "Manager: out of memory trying to register action\n"); - return -1; - } - cur->action = action; - cur->authority = auth; - cur->func = func; - cur->synopsis = synopsis; - cur->description = description; - cur->next = NULL; - - ast_manager_register_struct(cur); - - return 0; -} -/*! @} - END Doxygen group */ - -static int registered = 0; - -int init_manager(void) -{ - struct ast_config *cfg; - char *val; - int oldportno = portno; - static struct sockaddr_in ba; - int x = 1; - if (!registered) { - /* Register default actions */ - ast_manager_register2("Ping", 0, action_ping, "Keepalive command", mandescr_ping); - ast_manager_register2("Events", 0, action_events, "Control Event Flow", mandescr_events); - ast_manager_register2("Logoff", 0, action_logoff, "Logoff Manager", mandescr_logoff); - ast_manager_register2("Hangup", EVENT_FLAG_CALL, action_hangup, "Hangup Channel", mandescr_hangup); - ast_manager_register("Status", EVENT_FLAG_CALL, action_status, "Lists channel status" ); - ast_manager_register2("Setvar", EVENT_FLAG_CALL, action_setvar, "Set Channel Variable", mandescr_setvar ); - ast_manager_register2("Getvar", EVENT_FLAG_CALL, action_getvar, "Gets a Channel Variable", mandescr_getvar ); - ast_manager_register2("Redirect", EVENT_FLAG_CALL, action_redirect, "Redirect (transfer) a call", mandescr_redirect ); - ast_manager_register2("Originate", EVENT_FLAG_CALL, action_originate, "Originate Call", mandescr_originate); - ast_manager_register2("Command", EVENT_FLAG_COMMAND, action_command, "Execute Asterisk CLI Command", mandescr_command ); - ast_manager_register2("ExtensionState", EVENT_FLAG_CALL, action_extensionstate, "Check Extension Status", mandescr_extensionstate ); - ast_manager_register2("AbsoluteTimeout", EVENT_FLAG_CALL, action_timeout, "Set Absolute Timeout", mandescr_timeout ); - ast_manager_register2("MailboxStatus", EVENT_FLAG_CALL, action_mailboxstatus, "Check Mailbox", mandescr_mailboxstatus ); - ast_manager_register2("MailboxCount", EVENT_FLAG_CALL, action_mailboxcount, "Check Mailbox Message Count", mandescr_mailboxcount ); - ast_manager_register2("ListCommands", 0, action_listcommands, "List available manager commands", mandescr_listcommands); - - ast_cli_register(&show_mancmd_cli); - ast_cli_register(&show_mancmds_cli); - ast_cli_register(&show_manconn_cli); - ast_extension_state_add(NULL, NULL, manager_state_cb, NULL); - registered = 1; - } - portno = DEFAULT_MANAGER_PORT; - displayconnects = 1; - cfg = ast_config_load("manager.conf"); - if (!cfg) { - ast_log(LOG_NOTICE, "Unable to open management configuration manager.conf. Call management disabled.\n"); - return 0; - } - memset(&ba, 0, sizeof(ba)); - val = ast_variable_retrieve(cfg, "general", "enabled"); - if (val) - enabled = ast_true(val); - - val = ast_variable_retrieve(cfg, "general", "block-sockets"); - if(val) - block_sockets = ast_true(val); - - if ((val = ast_variable_retrieve(cfg, "general", "port"))) { - if (sscanf(val, "%d", &portno) != 1) { - ast_log(LOG_WARNING, "Invalid port number '%s'\n", val); - portno = DEFAULT_MANAGER_PORT; - } - } else if ((val = ast_variable_retrieve(cfg, "general", "portno"))) { - if (sscanf(val, "%d", &portno) != 1) { - ast_log(LOG_WARNING, "Invalid port number '%s'\n", val); - portno = DEFAULT_MANAGER_PORT; - } - ast_log(LOG_NOTICE, "Use of portno in manager.conf deprecated. Please use 'port=%s' instead.\n", val); - } - /* Parsing the displayconnects */ - if ((val = ast_variable_retrieve(cfg, "general", "displayconnects"))) { - displayconnects = ast_true(val);; - } - - - ba.sin_family = AF_INET; - ba.sin_port = htons(portno); - memset(&ba.sin_addr, 0, sizeof(ba.sin_addr)); - - if ((val = ast_variable_retrieve(cfg, "general", "bindaddr"))) { - if (!inet_aton(val, &ba.sin_addr)) { - ast_log(LOG_WARNING, "Invalid address '%s' specified, using 0.0.0.0\n", val); - memset(&ba.sin_addr, 0, sizeof(ba.sin_addr)); - } - } - - if ((asock > -1) && ((portno != oldportno) || !enabled)) { -#if 0 - /* Can't be done yet */ - close(asock); - asock = -1; -#else - ast_log(LOG_WARNING, "Unable to change management port / enabled\n"); -#endif - } - ast_config_destroy(cfg); - - /* If not enabled, do nothing */ - if (!enabled) { - return 0; - } - if (asock < 0) { - asock = socket(AF_INET, SOCK_STREAM, 0); - if (asock < 0) { - ast_log(LOG_WARNING, "Unable to create socket: %s\n", strerror(errno)); - return -1; - } - setsockopt(asock, SOL_SOCKET, SO_REUSEADDR, &x, sizeof(x)); - if (bind(asock, (struct sockaddr *)&ba, sizeof(ba))) { - ast_log(LOG_WARNING, "Unable to bind socket: %s\n", strerror(errno)); - close(asock); - asock = -1; - return -1; - } - if (listen(asock, 2)) { - ast_log(LOG_WARNING, "Unable to listen on socket: %s\n", strerror(errno)); - close(asock); - asock = -1; - return -1; - } - if (option_verbose) - ast_verbose("Asterisk Management interface listening on port %d\n", portno); - ast_pthread_create(&t, NULL, accept_thread, NULL); - } - return 0; -} - -int reload_manager(void) -{ - manager_event(EVENT_FLAG_SYSTEM, "Reload", "Message: Reload Requested\r\n"); - return init_manager(); -} |