1770 lines
49 KiB
C
1770 lines
49 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 1999 - 2005, Digium, Inc.
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*
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* Mark Spencer <markster@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief The Asterisk Management Interface - AMI
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*
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* Channel Management and more
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*
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* \ref amiconf
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*/
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/*! \addtogroup Group_AMI AMI functions
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*/
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/*! @{
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Doxygen group */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <netdb.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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#include <arpa/inet.h>
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#include <signal.h>
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#include <errno.h>
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#include <unistd.h>
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/channel.h"
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#include "asterisk/file.h"
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#include "asterisk/manager.h"
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#include "asterisk/config.h"
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#include "asterisk/callerid.h"
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#include "asterisk/lock.h"
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#include "asterisk/logger.h"
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#include "asterisk/options.h"
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#include "asterisk/cli.h"
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#include "asterisk/app.h"
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#include "asterisk/pbx.h"
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#include "asterisk/md5.h"
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#include "asterisk/acl.h"
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#include "asterisk/utils.h"
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struct fast_originate_helper {
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char tech[256];
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char data[256];
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int timeout;
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char app[256];
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char appdata[256];
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char cid_name[256];
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char cid_num[256];
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char context[256];
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char exten[256];
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char idtext[256];
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int priority;
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struct ast_variable *vars;
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};
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static int enabled = 0;
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static int portno = DEFAULT_MANAGER_PORT;
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static int asock = -1;
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static int displayconnects = 1;
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static pthread_t t;
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AST_MUTEX_DEFINE_STATIC(sessionlock);
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static int block_sockets = 0;
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static struct permalias {
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int num;
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char *label;
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} perms[] = {
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{ EVENT_FLAG_SYSTEM, "system" },
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{ EVENT_FLAG_CALL, "call" },
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{ EVENT_FLAG_LOG, "log" },
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{ EVENT_FLAG_VERBOSE, "verbose" },
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{ EVENT_FLAG_COMMAND, "command" },
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{ EVENT_FLAG_AGENT, "agent" },
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{ EVENT_FLAG_USER, "user" },
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{ -1, "all" },
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{ 0, "none" },
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};
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static struct mansession *sessions = NULL;
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static struct manager_action *first_action = NULL;
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AST_MUTEX_DEFINE_STATIC(actionlock);
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/*! If you are calling ast_carefulwrite, it is assumed that you are calling
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it on a file descriptor that _DOES_ have NONBLOCK set. This way,
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there is only one system call made to do a write, unless we actually
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have a need to wait. This way, we get better performance. */
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int ast_carefulwrite(int fd, char *s, int len, int timeoutms)
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{
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/* Try to write string, but wait no more than ms milliseconds
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before timing out */
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int res=0;
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struct pollfd fds[1];
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while(len) {
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res = write(fd, s, len);
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if ((res < 0) && (errno != EAGAIN)) {
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return -1;
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}
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if (res < 0) res = 0;
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len -= res;
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s += res;
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res = 0;
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if (len) {
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fds[0].fd = fd;
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fds[0].events = POLLOUT;
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/* Wait until writable again */
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res = poll(fds, 1, timeoutms);
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if (res < 1)
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return -1;
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}
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}
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return res;
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}
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/*! authority_to_str: Convert authority code to string with serveral options */
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static char *authority_to_str(int authority, char *res, int reslen)
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{
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int running_total = 0, i;
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memset(res, 0, reslen);
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for (i=0; i<sizeof(perms) / sizeof(perms[0]) - 1; i++) {
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if (authority & perms[i].num) {
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if (*res) {
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strncat(res, ",", (reslen > running_total) ? reslen - running_total : 0);
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running_total++;
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}
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strncat(res, perms[i].label, (reslen > running_total) ? reslen - running_total : 0);
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running_total += strlen(perms[i].label);
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}
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}
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if (ast_strlen_zero(res)) {
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ast_copy_string(res, "<none>", reslen);
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}
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return res;
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}
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static char *complete_show_mancmd(char *line, char *word, int pos, int state)
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{
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struct manager_action *cur = first_action;
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int which = 0;
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ast_mutex_lock(&actionlock);
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while (cur) { /* Walk the list of actions */
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if (!strncasecmp(word, cur->action, strlen(word))) {
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if (++which > state) {
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char *ret = strdup(cur->action);
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ast_mutex_unlock(&actionlock);
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return ret;
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}
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}
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cur = cur->next;
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}
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ast_mutex_unlock(&actionlock);
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return NULL;
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}
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static int handle_showmancmd(int fd, int argc, char *argv[])
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{
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struct manager_action *cur = first_action;
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char authority[80];
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int num;
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if (argc != 4)
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return RESULT_SHOWUSAGE;
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ast_mutex_lock(&actionlock);
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while (cur) { /* Walk the list of actions */
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for (num = 3; num < argc; num++) {
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if (!strcasecmp(cur->action, argv[num])) {
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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 : "");
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}
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}
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cur = cur->next;
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}
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ast_mutex_unlock(&actionlock);
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return RESULT_SUCCESS;
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}
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/*! \brief handle_showmancmds: CLI command */
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/* Should change to "manager show commands" */
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static int handle_showmancmds(int fd, int argc, char *argv[])
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{
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struct manager_action *cur = first_action;
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char authority[80];
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char *format = " %-15.15s %-15.15s %-55.55s\n";
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ast_mutex_lock(&actionlock);
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ast_cli(fd, format, "Action", "Privilege", "Synopsis");
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ast_cli(fd, format, "------", "---------", "--------");
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while (cur) { /* Walk the list of actions */
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ast_cli(fd, format, cur->action, authority_to_str(cur->authority, authority, sizeof(authority) -1), cur->synopsis);
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cur = cur->next;
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}
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ast_mutex_unlock(&actionlock);
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return RESULT_SUCCESS;
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}
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/*! \brief handle_showmanconn: CLI command show manager connected */
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/* Should change to "manager show connected" */
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static int handle_showmanconn(int fd, int argc, char *argv[])
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{
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struct mansession *s;
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char iabuf[INET_ADDRSTRLEN];
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char *format = " %-15.15s %-15.15s\n";
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ast_mutex_lock(&sessionlock);
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s = sessions;
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ast_cli(fd, format, "Username", "IP Address");
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while (s) {
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ast_cli(fd, format,s->username, ast_inet_ntoa(iabuf, sizeof(iabuf), s->sin.sin_addr));
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s = s->next;
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}
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ast_mutex_unlock(&sessionlock);
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return RESULT_SUCCESS;
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}
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static char showmancmd_help[] =
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"Usage: show manager command <actionname>\n"
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" Shows the detailed description for a specific Asterisk manager interface command.\n";
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static char showmancmds_help[] =
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"Usage: show manager commands\n"
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" Prints a listing of all the available Asterisk manager interface commands.\n";
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static char showmanconn_help[] =
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"Usage: show manager connected\n"
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" Prints a listing of the users that are currently connected to the\n"
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"Asterisk manager interface.\n";
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static struct ast_cli_entry show_mancmd_cli =
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{ { "show", "manager", "command", NULL },
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handle_showmancmd, "Show a manager interface command", showmancmd_help, complete_show_mancmd };
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static struct ast_cli_entry show_mancmds_cli =
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{ { "show", "manager", "commands", NULL },
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handle_showmancmds, "List manager interface commands", showmancmds_help };
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static struct ast_cli_entry show_manconn_cli =
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{ { "show", "manager", "connected", NULL },
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handle_showmanconn, "Show connected manager interface users", showmanconn_help };
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static void free_session(struct mansession *s)
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{
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struct eventqent *eqe;
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if (s->fd > -1)
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close(s->fd);
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ast_mutex_destroy(&s->__lock);
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while(s->eventq) {
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eqe = s->eventq;
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s->eventq = s->eventq->next;
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free(eqe);
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}
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free(s);
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}
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static void destroy_session(struct mansession *s)
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{
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struct mansession *cur, *prev = NULL;
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ast_mutex_lock(&sessionlock);
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cur = sessions;
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while(cur) {
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if (cur == s)
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break;
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prev = cur;
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cur = cur->next;
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}
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if (cur) {
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if (prev)
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prev->next = cur->next;
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else
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sessions = cur->next;
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free_session(s);
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} else
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ast_log(LOG_WARNING, "Trying to delete nonexistent session %p?\n", s);
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ast_mutex_unlock(&sessionlock);
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}
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char *astman_get_header(struct message *m, char *var)
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{
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char cmp[80];
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int x;
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snprintf(cmp, sizeof(cmp), "%s: ", var);
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for (x=0;x<m->hdrcount;x++)
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if (!strncasecmp(cmp, m->headers[x], strlen(cmp)))
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return m->headers[x] + strlen(cmp);
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return "";
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}
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struct ast_variable *astman_get_variables(struct message *m)
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{
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int varlen, x, y;
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struct ast_variable *head = NULL, *cur;
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char *var, *val;
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unsigned int var_count;
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char *vars[32];
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varlen = strlen("Variable: ");
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for (x = 0; x < m->hdrcount; x++) {
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if (strncasecmp("Variable: ", m->headers[x], varlen))
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continue;
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if (!(var = ast_strdupa(m->headers[x] + varlen)))
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return head;
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if ((var_count = ast_app_separate_args(var, '|', vars, sizeof(vars) / sizeof(vars[0])))) {
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for (y = 0; y < var_count; y++) {
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if (!vars[y])
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continue;
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var = val = ast_strdupa(vars[y]);
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strsep(&val, "=");
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if (!val || ast_strlen_zero(var))
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continue;
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cur = ast_variable_new(var, val);
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if (head) {
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cur->next = head;
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head = cur;
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} else
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head = cur;
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}
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}
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}
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return head;
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}
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/*! NOTE:
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Callers of astman_send_error(), astman_send_response() or astman_send_ack() must EITHER
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hold the session lock _or_ be running in an action callback (in which case s->busy will
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be non-zero). In either of these cases, there is no need to lock-protect the session's
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fd, since no other output will be sent (events will be queued), and no input will
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be read until either the current action finishes or get_input() obtains the session
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lock.
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*/
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void astman_send_error(struct mansession *s, struct message *m, char *error)
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{
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char *id = astman_get_header(m,"ActionID");
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ast_cli(s->fd, "Response: Error\r\n");
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if (!ast_strlen_zero(id))
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ast_cli(s->fd, "ActionID: %s\r\n",id);
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ast_cli(s->fd, "Message: %s\r\n\r\n", error);
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}
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void astman_send_response(struct mansession *s, struct message *m, char *resp, char *msg)
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{
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char *id = astman_get_header(m,"ActionID");
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ast_cli(s->fd, "Response: %s\r\n", resp);
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if (!ast_strlen_zero(id))
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ast_cli(s->fd, "ActionID: %s\r\n",id);
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if (msg)
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ast_cli(s->fd, "Message: %s\r\n\r\n", msg);
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else
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ast_cli(s->fd, "\r\n");
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}
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void astman_send_ack(struct mansession *s, struct message *m, char *msg)
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{
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astman_send_response(s, m, "Success", msg);
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}
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/*! Tells you if smallstr exists inside bigstr
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which is delim by delim and uses no buf or stringsep
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ast_instring("this|that|more","this",',') == 1;
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feel free to move this to app.c -anthm */
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static int ast_instring(char *bigstr, char *smallstr, char delim)
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{
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char *val = bigstr, *next;
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do {
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if ((next = strchr(val, delim))) {
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if (!strncmp(val, smallstr, (next - val)))
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return 1;
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else
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continue;
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} else
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return !strcmp(smallstr, val);
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} while (*(val = (next + 1)));
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return 0;
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}
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static int get_perm(char *instr)
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{
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int x = 0, ret = 0;
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if (!instr)
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return 0;
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for (x=0; x<sizeof(perms) / sizeof(perms[0]); x++)
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if (ast_instring(instr, perms[x].label, ','))
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ret |= perms[x].num;
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return ret;
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}
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static int ast_is_number(char *string)
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{
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int ret = 1, x = 0;
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if (!string)
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return 0;
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for (x=0; x < strlen(string); x++) {
|
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if (!(string[x] >= 48 && string[x] <= 57)) {
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ret = 0;
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break;
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}
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}
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return ret ? atoi(string) : 0;
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}
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static int ast_strings_to_mask(char *string)
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{
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int x, ret = -1;
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x = ast_is_number(string);
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if (x) {
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ret = x;
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} else if (ast_strlen_zero(string)) {
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ret = -1;
|
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} else if (ast_false(string)) {
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ret = 0;
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} else if (ast_true(string)) {
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ret = 0;
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for (x=0; x<sizeof(perms) / sizeof(perms[0]); x++)
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ret |= perms[x].num;
|
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} else {
|
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ret = 0;
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for (x=0; x<sizeof(perms) / sizeof(perms[0]); x++) {
|
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if (ast_instring(string, perms[x].label, ','))
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ret |= perms[x].num;
|
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}
|
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}
|
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|
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return ret;
|
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}
|
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|
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/*!
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Rather than braindead on,off this now can also accept a specific int mask value
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or a ',' delim list of mask strings (the same as manager.conf) -anthm
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*/
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|
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static int set_eventmask(struct mansession *s, char *eventmask)
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{
|
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int maskint = ast_strings_to_mask(eventmask);
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|
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ast_mutex_lock(&s->__lock);
|
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if (maskint >= 0)
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s->send_events = maskint;
|
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ast_mutex_unlock(&s->__lock);
|
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|
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return maskint;
|
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}
|
|
|
|
static int authenticate(struct mansession *s, struct message *m)
|
|
{
|
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struct ast_config *cfg;
|
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char iabuf[INET_ADDRSTRLEN];
|
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char *cat;
|
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char *user = astman_get_header(m, "Username");
|
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char *pass = astman_get_header(m, "Secret");
|
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char *authtype = astman_get_header(m, "AuthType");
|
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char *key = astman_get_header(m, "Key");
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char *events = astman_get_header(m, "Events");
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|
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cfg = ast_config_load("manager.conf");
|
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if (!cfg)
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return -1;
|
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cat = ast_category_browse(cfg, NULL);
|
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while(cat) {
|
|
if (strcasecmp(cat, "general")) {
|
|
/* This is a user */
|
|
if (!strcasecmp(cat, user)) {
|
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struct ast_variable *v;
|
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struct ast_ha *ha = NULL;
|
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char *password = NULL;
|
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v = ast_variable_browse(cfg, cat);
|
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while (v) {
|
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if (!strcasecmp(v->name, "secret")) {
|
|
password = v->value;
|
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} else if (!strcasecmp(v->name, "permit") ||
|
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!strcasecmp(v->name, "deny")) {
|
|
ha = ast_append_ha(v->name, v->value, ha);
|
|
} else if (!strcasecmp(v->name, "writetimeout")) {
|
|
int val = atoi(v->value);
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|
|
if (val < 100)
|
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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, &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, &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 (account) {
|
|
struct ast_variable *newvar;
|
|
newvar = ast_variable_new("CDR(accountcode|r)", account);
|
|
newvar->next = vars;
|
|
vars = newvar;
|
|
}
|
|
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));
|
|
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, 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, 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 < MAX_HEADERS - 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");
|
|
ast_mutex_unlock(&actionlock);
|
|
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();
|
|
}
|