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asterisk/manager.c

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/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 1999 - 2006, 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
*
* \author Mark Spencer <markster@digium.com>
*
* Channel Management and more
*
* \ref amiconf
*/
/*! \addtogroup Group_AMI AMI functions
*/
/*! @{
Doxygen group */
#include "asterisk.h"
ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.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/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"
#include "asterisk/http.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;
};
struct eventqent {
int usecount;
int category;
ast_mutex_t lock;
struct eventqent *next;
char eventdata[1];
};
static int enabled = 0;
static int portno = DEFAULT_MANAGER_PORT;
static int asock = -1;
static int displayconnects = 1;
static int timestampevents = 0;
static int httptimeout = 60;
static pthread_t t;
AST_MUTEX_DEFINE_STATIC(sessionlock);
static int block_sockets = 0;
static int num_sessions = 0;
struct eventqent *master_eventq = NULL;
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" },
{ EVENT_FLAG_CONFIG, "config" },
{ -1, "all" },
{ 0, "none" },
};
static struct mansession {
/*! Execution thread */
pthread_t t;
/*! Thread lock -- don't use in action callbacks, it's already taken care of */
ast_mutex_t __lock;
/*! socket address */
struct sockaddr_in sin;
/*! TCP socket */
int fd;
/*! Whether or not we're busy doing an action */
int busy;
/*! Whether or not we're "dead" */
int dead;
/*! Whether an HTTP manager is in use */
int inuse;
/*! Whether an HTTP session should be destroyed */
int needdestroy;
/*! Whether an HTTP session has someone waiting on events */
pthread_t waiting_thread;
/*! Unique manager identifer */
unsigned long managerid;
/*! Session timeout if HTTP */
time_t sessiontimeout;
/*! Output from manager interface */
char *outputstr;
/*! Logged in username */
char username[80];
/*! Authentication challenge */
char challenge[10];
/*! Authentication status */
int authenticated;
/*! Authorization for reading */
int readperm;
/*! Authorization for writing */
int writeperm;
/*! Buffer */
char inbuf[AST_MAX_MANHEADER_LEN];
int inlen;
int send_events;
int displaysystemname; /*!< Add system name to manager responses and events */
/* Queued events that we've not had the ability to send yet */
struct eventqent *eventq;
/* Timeout for ast_carefulwrite() */
int writetimeout;
struct mansession *next;
} *sessions = NULL;
static struct manager_action *first_action = NULL;
AST_MUTEX_DEFINE_STATIC(actionlock);
/*! \brief 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(const char *line, const char *word, int pos, int state)
{
struct manager_action *cur;
int which = 0;
char *ret = NULL;
ast_mutex_lock(&actionlock);
for (cur = first_action; cur; cur = cur->next) { /* Walk the list of actions */
if (!strncasecmp(word, cur->action, strlen(word)) && ++which > state) {
ret = ast_strdup(cur->action);
break; /* make sure we exit even if ast_strdup() returns NULL */
}
}
ast_mutex_unlock(&actionlock);
return ret;
}
static void xml_copy_escape(char **dst, size_t *maxlen, const char *src, int lower)
{
while (*src && (*maxlen > 6)) {
switch (*src) {
case '<':
strcpy(*dst, "&lt;");
(*dst) += 4;
*maxlen -= 4;
break;
case '>':
strcpy(*dst, "&gt;");
(*dst) += 4;
*maxlen -= 4;
break;
case '\"':
strcpy(*dst, "&quot;");
(*dst) += 6;
*maxlen -= 6;
break;
case '\'':
strcpy(*dst, "&apos;");
(*dst) += 6;
*maxlen -= 6;
break;
case '&':
strcpy(*dst, "&amp;");
(*dst) += 5;
*maxlen -= 5;
break;
default:
*(*dst)++ = lower ? tolower(*src) : *src;
(*maxlen)--;
}
src++;
}
}
static char *xml_translate(char *in, struct ast_variable *vars)
{
struct ast_variable *v;
char *dest = NULL;
char *out, *tmp, *var, *val;
char *objtype = NULL;
int colons = 0;
int breaks = 0;
size_t len;
int count = 1;
int escaped = 0;
int inobj = 0;
int x;
v = vars;
while (v) {
if (!dest && !strcasecmp(v->name, "ajaxdest"))
dest = v->value;
else if (!objtype && !strcasecmp(v->name, "ajaxobjtype"))
objtype = v->value;
v = v->next;
}
if (!dest)
dest = "unknown";
if (!objtype)
objtype = "generic";
for (x=0; in[x]; x++) {
if (in[x] == ':')
colons++;
else if (in[x] == '\n')
breaks++;
else if (strchr("&\"<>", in[x]))
escaped++;
}
len = (size_t) (strlen(in) + colons * 5 + breaks * (40 + strlen(dest) + strlen(objtype)) + escaped * 10); /* foo="bar", "<response type=\"object\" id=\"dest\"", "&amp;" */
out = ast_malloc(len);
if (!out)
return 0;
tmp = out;
while (*in) {
var = in;
while (*in && (*in >= 32))
in++;
if (*in) {
if ((count > 3) && inobj) {
ast_build_string(&tmp, &len, " /></response>\n");
inobj = 0;
}
count = 0;
while (*in && (*in < 32)) {
*in = '\0';
in++;
count++;
}
val = strchr(var, ':');
if (val) {
*val = '\0';
val++;
if (*val == ' ')
val++;
if (!inobj) {
ast_build_string(&tmp, &len, "<response type='object' id='%s'><%s", dest, objtype);
inobj = 1;
}
ast_build_string(&tmp, &len, " ");
xml_copy_escape(&tmp, &len, var, 1);
ast_build_string(&tmp, &len, "='");
xml_copy_escape(&tmp, &len, val, 0);
ast_build_string(&tmp, &len, "'");
}
}
}
if (inobj)
ast_build_string(&tmp, &len, " /></response>\n");
return out;
}
static char *html_translate(char *in)
{
int x;
int colons = 0;
int breaks = 0;
size_t len;
int count = 1;
char *tmp, *var, *val, *out;
for (x=0; in[x]; x++) {
if (in[x] == ':')
colons++;
if (in[x] == '\n')
breaks++;
}
len = strlen(in) + colons * 40 + breaks * 40; /* <tr><td></td><td></td></tr>, "<tr><td colspan=\"2\"><hr></td></tr> */
out = ast_malloc(len);
if (!out)
return 0;
tmp = out;
while (*in) {
var = in;
while (*in && (*in >= 32))
in++;
if (*in) {
if ((count % 4) == 0){
ast_build_string(&tmp, &len, "<tr><td colspan=\"2\"><hr></td></tr>\r\n");
}
count = 0;
while (*in && (*in < 32)) {
*in = '\0';
in++;
count++;
}
val = strchr(var, ':');
if (val) {
*val = '\0';
val++;
if (*val == ' ')
val++;
ast_build_string(&tmp, &len, "<tr><td>%s</td><td>%s</td></tr>\r\n", var, val);
}
}
}
return out;
}
void astman_append(struct mansession *s, const char *fmt, ...)
{
char *stuff;
int res;
va_list ap;
char *tmp;
va_start(ap, fmt);
res = vasprintf(&stuff, fmt, ap);
va_end(ap);
if (res == -1) {
ast_log(LOG_ERROR, "Memory allocation failure\n");
return;
}
if (s->fd > -1)
ast_carefulwrite(s->fd, stuff, strlen(stuff), s->writetimeout);
else {
tmp = realloc(s->outputstr, (s->outputstr ? strlen(s->outputstr) : 0) + strlen(stuff) + 1);
if (tmp) {
if (!s->outputstr)
tmp[0] = '\0';
s->outputstr = tmp;
strcat(s->outputstr, stuff);
}
}
free(stuff);
}
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 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 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 *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(s->sin.sin_addr));
s = s->next;
}
ast_mutex_unlock(&sessionlock);
return RESULT_SUCCESS;
}
/*! \brief CLI command show manager connected */
/* Should change to "manager show connected" */
static int handle_showmaneventq(int fd, int argc, char *argv[])
{
struct eventqent *s;
ast_mutex_lock(&sessionlock);
s = master_eventq;
while (s) {
ast_cli(fd, "Usecount: %d\n",s->usecount);
ast_cli(fd, "Category: %d\n", s->category);
ast_cli(fd, "Event:\n%s", s->eventdata);
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 char showmaneventq_help[] =
"Usage: show manager eventq\n"
" Prints a listing of all events pending in the Asterisk manger\n"
"event queue.\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 struct ast_cli_entry show_maneventq_cli =
{ { "show", "manager", "eventq", NULL },
handle_showmaneventq, "Show manager interface queued events", showmaneventq_help };
static void unuse_eventqent(struct eventqent *e)
{
/* XXX Need to atomically decrement the users. Change this to atomic_dec
one day when we have such a beast XXX */
int val;
ast_mutex_lock(&e->lock);
e->usecount--;
val = !e->usecount && e->next;
ast_mutex_unlock(&e->lock);
/* Wake up sleeping beauty */
if (val)
pthread_kill(t, SIGURG);
}
static void free_session(struct mansession *s)
{
struct eventqent *eqe;
if (s->fd > -1)
close(s->fd);
if (s->outputstr)
free(s->outputstr);
ast_mutex_destroy(&s->__lock);
while (s->eventq) {
eqe = s->eventq;
s->eventq = s->eventq->next;
unuse_eventqent(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);
num_sessions--;
} 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;
char *parse;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(vars)[32];
);
varlen = strlen("Variable: ");
for (x = 0; x < m->hdrcount; x++) {
if (strncasecmp("Variable: ", m->headers[x], varlen))
continue;
parse = ast_strdupa(m->headers[x] + varlen);
AST_STANDARD_APP_ARGS(args, parse);
if (args.argc) {
for (y = 0; y < args.argc; y++) {
if (!args.vars[y])
continue;
var = val = ast_strdupa(args.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 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");
astman_append(s, "Response: Error\r\n");
if (!ast_strlen_zero(id))
astman_append(s, "ActionID: %s\r\n", id);
astman_append(s, "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");
astman_append(s, "Response: %s\r\n", resp);
if (!ast_strlen_zero(id))
astman_append(s, "ActionID: %s\r\n", id);
if (msg)
astman_append(s, "Message: %s\r\n\r\n", msg);
else
astman_append(s, "\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;
}
/*! \brief
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 *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, "displaysystemname")) {
if (ast_true(v->value)) {
if (ast_strlen_zero(ast_config_AST_SYSTEM_NAME)) {
s->displaysystemname = 1;
} else {
ast_log(LOG_ERROR, "Can't enable displaysystemname in manager.conf - no system name configured in asterisk.conf\n");
}
}
} 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(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 && !strcmp(password, pass)) {
break;
} else {
ast_log(LOG_NOTICE, "%s failed to authenticate as '%s'\n", ast_inet_ntoa(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(s->sin.sin_addr), user);
ast_config_destroy(cfg);
return -1;
}
/*! \brief Manager PING */
static char mandescr_ping[] =
"Description: A 'Ping' action will ellicit a 'Pong' response. Used to keep the\n"
" 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_getconfig[] =
"Description: A 'GetConfig' action will dump the contents of a configuration\n"
"file by category and contents.\n"
"Variables:\n"
" Filename: Configuration filename (e.g. foo.conf)\n";
static int action_getconfig(struct mansession *s, struct message *m)
{
struct ast_config *cfg;
char *fn = astman_get_header(m, "Filename");
int catcount = 0;
int lineno = 0;
char *category=NULL;
struct ast_variable *v;
char idText[256] = "";
char *id = astman_get_header(m, "ActionID");
if (!ast_strlen_zero(id))
snprintf(idText, sizeof(idText), "ActionID: %s\r\n", id);
if (ast_strlen_zero(fn)) {
astman_send_error(s, m, "Filename not specified");
return 0;
}
if (!(cfg = ast_config_load(fn))) {
astman_send_error(s, m, "Config file not found");
return 0;
}
astman_append(s, "Response: Success\r\n%s", idText);
while ((category = ast_category_browse(cfg, category))) {
lineno = 0;
astman_append(s, "Category-%06d: %s\r\n", catcount, category);
v = ast_variable_browse(cfg, category);
while (v) {
astman_append(s, "Line-%06d-%06d: %s=%s\r\n", catcount, lineno++, v->name, v->value);
v = v->next;
}
catcount++;
}
ast_config_destroy(cfg);
astman_append(s, "\r\n");
return 0;
}
static void handle_updates(struct mansession *s, struct message *m, struct ast_config *cfg)
{
int x;
char hdr[40];
char *action, *cat, *var, *value;
struct ast_category *category;
struct ast_variable *v;
for (x=0;x<100000;x++) {
snprintf(hdr, sizeof(hdr), "Action-%06d", x);
action = astman_get_header(m, hdr);
if (ast_strlen_zero(action))
break;
snprintf(hdr, sizeof(hdr), "Cat-%06d", x);
cat = astman_get_header(m, hdr);
snprintf(hdr, sizeof(hdr), "Var-%06d", x);
var = astman_get_header(m, hdr);
snprintf(hdr, sizeof(hdr), "Value-%06d", x);
value = astman_get_header(m, hdr);
if (!strcasecmp(action, "newcat")) {
if (!ast_strlen_zero(cat)) {
category = ast_category_new(cat);
if (category) {
ast_category_append(cfg, category);
}
}
} else if (!strcasecmp(action, "renamecat")) {
if (!ast_strlen_zero(cat) && !ast_strlen_zero(value)) {
category = ast_category_get(cfg, cat);
if (category)
ast_category_rename(category, value);
}
} else if (!strcasecmp(action, "delcat")) {
if (!ast_strlen_zero(cat))
ast_category_delete(cfg, cat);
} else if (!strcasecmp(action, "update")) {
if (!ast_strlen_zero(cat) && !ast_strlen_zero(var) && (category = ast_category_get(cfg, cat)))
ast_variable_update(category, var, value);
} else if (!strcasecmp(action, "delete")) {
if (!ast_strlen_zero(cat) && !ast_strlen_zero(var) && (category = ast_category_get(cfg, cat)))
ast_variable_delete(category, var);
} else if (!strcasecmp(action, "append")) {
if (!ast_strlen_zero(cat) && !ast_strlen_zero(var) &&
(category = ast_category_get(cfg, cat)) &&
(v = ast_variable_new(var, value))){
ast_variable_append(category, v);
}
}
}
}
static char mandescr_updateconfig[] =
"Description: A 'UpdateConfig' action will dump the contents of a configuration\n"
"file by category and contents.\n"
"Variables (X's represent 6 digit number beginning with 000000):\n"
" SrcFilename: Configuration filename to read(e.g. foo.conf)\n"
" DstFilename: Configuration filename to write(e.g. foo.conf)\n"
" Action-XXXXXX: Action to Take (NewCat,RenameCat,DelCat,Update,Delete,Append)\n"
" Cat-XXXXXX: Category to operate on\n"
" Var-XXXXXX: Variable to work on\n"
" Value-XXXXXX: Value to work on\n";
static int action_updateconfig(struct mansession *s, struct message *m)
{
struct ast_config *cfg;
char *sfn = astman_get_header(m, "SrcFilename");
char *dfn = astman_get_header(m, "DstFilename");
int res;
char idText[256] = "";
char *id = astman_get_header(m, "ActionID");
if (!ast_strlen_zero(id))
snprintf(idText, sizeof(idText), "ActionID: %s\r\n", id);
if (ast_strlen_zero(sfn) || ast_strlen_zero(dfn)) {
astman_send_error(s, m, "Filename not specified");
return 0;
}
if (!(cfg = ast_config_load(sfn))) {
astman_send_error(s, m, "Config file not found");
return 0;
}
handle_updates(s, m, cfg);
res = config_text_file_save(dfn, cfg, "Manager");
ast_config_destroy(cfg);
if (res) {
astman_send_error(s, m, "Save of config failed");
return 0;
}
astman_append(s, "Response: Success\r\n%s\r\n", idText);
return 0;
}
/*! \brief Manager WAITEVENT */
static char mandescr_waitevent[] =
"Description: A 'WaitEvent' action will ellicit a 'Success' response. Whenever\n"
"a manager event is queued. Once WaitEvent has been called on an HTTP manager\n"
"session, events will be generated and queued.\n"
"Variables: \n"
" Timeout: Maximum time to wait for events\n";
static int action_waitevent(struct mansession *s, struct message *m)
{
char *timeouts = astman_get_header(m, "Timeout");
int timeout = -1, max;
int x;
int needexit = 0;
time_t now;
struct eventqent *eqe;
char *id = astman_get_header(m,"ActionID");
char idText[256] = "";
if (!ast_strlen_zero(id))
snprintf(idText, sizeof(idText), "ActionID: %s\r\n", id);
if (!ast_strlen_zero(timeouts)) {
sscanf(timeouts, "%i", &timeout);
}
ast_mutex_lock(&s->__lock);
if (s->waiting_thread != AST_PTHREADT_NULL) {
pthread_kill(s->waiting_thread, SIGURG);
}
if (s->sessiontimeout) {
time(&now);
max = s->sessiontimeout - now - 10;
if (max < 0)
max = 0;
if ((timeout < 0) || (timeout > max))
timeout = max;
if (!s->send_events)
s->send_events = -1;
/* Once waitevent is called, always queue events from now on */
if (s->busy == 1)
s->busy = 2;
}
ast_mutex_unlock(&s->__lock);
s->waiting_thread = pthread_self();
if (option_debug)
ast_log(LOG_DEBUG, "Starting waiting for an event!\n");
for (x=0; ((x < timeout) || (timeout < 0)); x++) {
ast_mutex_lock(&s->__lock);
if (s->eventq && s->eventq->next)
needexit = 1;
if (s->waiting_thread != pthread_self())
needexit = 1;
if (s->needdestroy)
needexit = 1;
ast_mutex_unlock(&s->__lock);
if (needexit)
break;
if (s->fd > 0) {
if (ast_wait_for_input(s->fd, 1000))
break;
} else {
sleep(1);
}
}
if (option_debug)
ast_log(LOG_DEBUG, "Finished waiting for an event!\n");
ast_mutex_lock(&s->__lock);
if (s->waiting_thread == pthread_self()) {
astman_send_response(s, m, "Success", "Waiting for Event...");
/* Only show events if we're the most recent waiter */
while(s->eventq->next) {
eqe = s->eventq->next;
if (((s->readperm & eqe->category) == eqe->category) &&
((s->send_events & eqe->category) == eqe->category)) {
astman_append(s, "%s", eqe->eventdata);
}
unuse_eventqent(s->eventq);
s->eventq = eqe;
}
astman_append(s,
"Event: WaitEventComplete\r\n"
"%s"
"\r\n", idText);
s->waiting_thread = AST_PTHREADT_NULL;
} else {
ast_log(LOG_DEBUG, "Abandoning event request!\n");
}
ast_mutex_unlock(&s->__lock);
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, sizeof(idText), "ActionID: %s\r\n", id);
astman_append(s, "Response: Success\r\n%s", idText);
ast_mutex_lock(&actionlock);
while (cur) { /* Walk the list of actions */
if ((s->writeperm & cur->authority) == cur->authority)
astman_append(s, "%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);
astman_append(s, "\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_channel_unlock(c);
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_channel_unlock(c);
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 workspace[1024];
if (ast_strlen_zero(varname)) {
astman_send_error(s, m, "No variable 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;
}
}
if (varname[strlen(varname) - 1] == ')') {
ast_func_read(c, varname, workspace, sizeof(workspace));
} else {
pbx_retrieve_variable(c, varname, &varval, workspace, sizeof(workspace), NULL);
}
if (c)
ast_channel_unlock(c);
astman_append(s, "Response: Success\r\n"
"Variable: %s\r\nValue: %s\r\n", varname, varval);
if (!ast_strlen_zero(id))
astman_append(s, "ActionID: %s\r\n",id);
astman_append(s, "\r\n");
return 0;
}
/*! \brief 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, sizeof(idText), "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;
}
astman_append(s,
"Event: Status\r\n"
"Privilege: Call\r\n"
"Channel: %s\r\n"
"CallerID: %s\r\n" /* This parameter is deprecated and will be removed post-1.4 */
"CallerIDNum: %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,
S_OR(c->cid.cid_num, "<unknown>"),
S_OR(c->cid.cid_num, "<unknown>"),
S_OR(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 {
astman_append(s,
"Event: Status\r\n"
"Privilege: Call\r\n"
"Channel: %s\r\n"
"CallerID: %s\r\n" /* This parameter is deprecated and will be removed post-1.4 */
"CallerIDNum: %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,
S_OR(c->cid.cid_num, "<unknown>"),
S_OR(c->cid.cid_num, "<unknown>"),
S_OR(c->cid.cid_name, "<unknown>"),
c->accountcode,
ast_state2str(c->_state), bridge, c->uniqueid, idText);
}
ast_channel_unlock(c);
if (!all)
break;
c = ast_channel_walk_locked(c);
}
astman_append(s,
"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)) {
if ((pi = ast_findlabel_extension(NULL, context, exten, priority, NULL)) < 1) {
astman_send_error(s, m, "Invalid priority\n");
return 0;
}
}
/* XXX watch out, possible deadlock!!! */
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_channel_unlock(chan);
if (chan2)
ast_channel_unlock(chan2);
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");
astman_append(s, "Response: Follows\r\nPrivilege: Command\r\n");
if (!ast_strlen_zero(id))
astman_append(s, "ActionID: %s\r\n", id);
/* FIXME: Wedge a ActionID response in here, waiting for later changes */
ast_cli_command(s->fd, cmd);
astman_append(s, "--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,
S_OR(in->cid_num, NULL),
S_OR(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,
S_OR(in->cid_num, NULL),
S_OR(in->cid_name, NULL),
in->vars, in->account, &chan);
}
/* Tell the manager what happened with the channel */
manager_event(EVENT_FLAG_CALL,
res ? "OriginateFailure" : "OriginateSuccess",
"%s"
"Channel: %s/%s\r\n"
"Context: %s\r\n"
"Exten: %s\r\n"
"Reason: %d\r\n"
"Uniqueid: %s\r\n"
"CallerID: %s\r\n" /* This parameter is deprecated and will be removed post-1.4 */
"CallerIDNum: %s\r\n"
"CallerIDName: %s\r\n",
in->idtext, in->tech, in->data, in->context, in->exten, reason,
chan ? chan->uniqueid : "<null>",
S_OR(in->cid_num, "<unknown>"),
S_OR(in->cid_num, "<unknown>"),
S_OR(in->cid_name, "<unknown>")
);
/* Locked by ast_pbx_outgoing_exten or ast_pbx_outgoing_app */
if (chan)
ast_channel_unlock(chan);
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)) {
if ((pi = ast_findlabel_extension(NULL, context, exten, priority, NULL)) < 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';
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 = ast_calloc(1, sizeof(*fast));
if (!fast) {
res = -1;
} else {
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, sizeof(idText), "ActionID: %s\r\n", id);
ret = ast_app_has_voicemail(mailbox, NULL);
astman_append(s, "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_inboxcount(mailbox, &newmsgs, &oldmsgs);
if (!ast_strlen_zero(id)) {
snprintf(idText, sizeof(idText), "ActionID: %s\r\n",id);
}
astman_append(s, "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, sizeof(idText), "ActionID: %s\r\n", id);
}
astman_append(s, "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_channel_unlock(c);
astman_send_ack(s, m, "Timeout Set");
return 0;
}
static int process_events(struct mansession *s)
{
struct eventqent *eqe;
int ret = 0;
ast_mutex_lock(&s->__lock);
if (s->fd > -1) {
s->busy--;
if (!s->eventq)
s->eventq = master_eventq;
while(s->eventq->next) {
eqe = s->eventq->next;
if ((s->authenticated && (s->readperm & eqe->category) == eqe->category) &&
((s->send_events & eqe->category) == eqe->category)) {
if (!ret && ast_carefulwrite(s->fd, eqe->eventdata, strlen(eqe->eventdata), s->writetimeout) < 0)
ret = -1;
}
unuse_eventqent(s->eventq);
s->eventq = eqe;
}
}
ast_mutex_unlock(&s->__lock);
return ret;
}
static char mandescr_userevent[] =
"Description: Send an event to manager sessions.\n"
"Variables: (Names marked with * are required)\n"
" *UserEvent: EventStringToSend\n"
" Header1: Content1\n"
" HeaderN: ContentN\n";
static int action_userevent(struct mansession *s, struct message *m)
{
char *event = astman_get_header(m, "UserEvent");
char body[2048] = "";
int x, bodylen = 0;
for (x = 0; x < m->hdrcount; x++) {
if (strncasecmp("UserEvent:", m->headers[x], strlen("UserEvent:"))) {
ast_copy_string(body + bodylen, m->headers[x], sizeof(body) - bodylen - 3);
bodylen += strlen(m->headers[x]);
ast_copy_string(body + bodylen, "\r\n", 3);
bodylen += 2;
}
}
manager_event(EVENT_FLAG_USER, "UserEvent", "UserEvent: %s\r\n%s", event, body);
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] = "";
int ret = 0;
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, sizeof(idText), "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), "%ld", ast_random());
ast_mutex_lock(&s->__lock);
astman_append(s, "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 "%sManager '%s' logged on from %s\n", (s->sessiontimeout ? "HTTP " : ""), s->username, ast_inet_ntoa(s->sin.sin_addr));
}
}
ast_log(LOG_EVENT, "%sManager '%s' logged on from %s\n", (s->sessiontimeout ? "HTTP " : ""), s->username, ast_inet_ntoa(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 {
ast_mutex_lock(&s->__lock);
s->busy++;
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");
}
if (ret)
return ret;
return process_events(s);
}
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];
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(s->sin.sin_addr), s->inbuf);
s->inlen = 0;
}
fds[0].fd = s->fd;
fds[0].events = POLLIN;
do {
ast_mutex_lock(&s->__lock);
s->waiting_thread = pthread_self();
ast_mutex_unlock(&s->__lock);
res = poll(fds, 1, -1);
ast_mutex_lock(&s->__lock);
s->waiting_thread = AST_PTHREADT_NULL;
ast_mutex_unlock(&s->__lock);
if (res < 0) {
if (errno == EINTR) {
if (s->dead)
return -1;
return 0;
}
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;
int res;
ast_mutex_lock(&s->__lock);
astman_append(s, "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;
} else if (s->eventq->next) {
if (process_events(s))
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(s->sin.sin_addr));
}
ast_log(LOG_EVENT, "Manager '%s' logged off from %s\n", s->username, ast_inet_ntoa(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(s->sin.sin_addr));
}
ast_log(LOG_EVENT, "Failed attempt from %s\n", ast_inet_ntoa(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 eventqent *eqe;
struct mansession *s, *prev = NULL, *next;
struct protoent *p;
int arg = 1;
int flags;
pthread_attr_t attr;
time_t now;
struct pollfd pfds[1];
pthread_attr_init(&attr);
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
for (;;) {
time(&now);
ast_mutex_lock(&sessionlock);
prev = NULL;
s = sessions;
while (s) {
next = s->next;
if (s->sessiontimeout && (now > s->sessiontimeout) && !s->inuse) {
num_sessions--;
if (prev)
prev->next = next;
else
sessions = next;
if (s->authenticated && (option_verbose > 1) && displayconnects) {
ast_verbose(VERBOSE_PREFIX_2 "HTTP Manager '%s' timed out from %s\n",
s->username, ast_inet_ntoa(s->sin.sin_addr));
}
free_session(s);
} else
prev = s;
s = next;
}
/* Purge master event queue of old, unused events, but make sure we
always keep at least one in the queue */
eqe = master_eventq;
while (master_eventq->next && !master_eventq->usecount) {
eqe = master_eventq;
master_eventq = master_eventq->next;
free(eqe);
}
ast_mutex_unlock(&sessionlock);
sinlen = sizeof(sin);
pfds[0].fd = asock;
pfds[0].events = POLLIN;
/* Wait for something to happen, but timeout every few seconds so
we can ditch any old manager sessions */
if (poll(pfds, 1, 5000) < 1)
continue;
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));
}
}
if (!(s = ast_calloc(1, sizeof(*s))))
continue;
memcpy(&s->sin, &sin, sizeof(sin));
s->writetimeout = 100;
s->waiting_thread = AST_PTHREADT_NULL;
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);
num_sessions++;
s->next = sessions;
sessions = s;
/* Find the last place in the master event queue and hook ourselves
in there */
s->eventq = master_eventq;
while(s->eventq->next)
s->eventq = s->eventq->next;
ast_mutex_lock(&s->eventq->lock);
s->eventq->usecount++;
ast_mutex_unlock(&s->eventq->lock);
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(const char *str, int category)
{
struct eventqent *tmp, *prev = NULL;
tmp = ast_malloc(sizeof(*tmp) + strlen(str));
if (!tmp)
return -1;
ast_mutex_init(&tmp->lock);
tmp->next = NULL;
tmp->category = category;
strcpy(tmp->eventdata, str);
if (master_eventq) {
prev = master_eventq;
while (prev->next)
prev = prev->next;
prev->next = tmp;
} else {
master_eventq = tmp;
}
tmp->usecount = num_sessions;
return 0;
}
/*! \brief manager_event: Send AMI event to client */
int manager_event(int category, const char *event, const 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;
struct timeval now;
/* Abort if there aren't any manager sessions */
if (!num_sessions)
return 0;
ast_build_string(&tmp_next, &tmp_left, "Event: %s\r\nPrivilege: %s\r\n",
event, authority_to_str(category, auth, sizeof(auth)));
if (timestampevents) {
now = ast_tvnow();
ast_build_string(&tmp_next, &tmp_left, "Timestamp: %ld.%06lu\r\n",
now.tv_sec, (unsigned long) now.tv_usec);
}
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(&sessionlock);
/* Append even to master list and wake up any sleeping sessions */
append_event(tmp, category);
for (s = sessions; s; s = s->next) {
ast_mutex_lock(&s->__lock);
if (s->waiting_thread != AST_PTHREADT_NULL)
pthread_kill(s->waiting_thread, 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 = ast_malloc(sizeof(*cur));
if (!cur)
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 struct mansession *find_session(unsigned long ident)
{
struct mansession *s;
ast_mutex_lock(&sessionlock);
s = sessions;
while (s) {
ast_mutex_lock(&s->__lock);
if (s->sessiontimeout && (s->managerid == ident) && !s->needdestroy) {
s->inuse++;
break;
}
ast_mutex_unlock(&s->__lock);
s = s->next;
}
ast_mutex_unlock(&sessionlock);
return s;
}
static void vars2msg(struct message *m, struct ast_variable *vars)
{
int x;
for (x = 0; vars && (x < AST_MAX_MANHEADERS); x++, vars = vars->next) {
if (!vars)
break;
m->hdrcount = x + 1;
snprintf(m->headers[x], sizeof(m->headers[x]), "%s: %s", vars->name, vars->value);
}
}
#define FORMAT_RAW 0
#define FORMAT_HTML 1
#define FORMAT_XML 2
static char *contenttype[] = { "plain", "html", "xml" };
static char *generic_http_callback(int format, struct sockaddr_in *requestor, const char *uri, struct ast_variable *params, int *status, char **title, int *contentlength)
{
struct mansession *s = NULL;
unsigned long ident = 0;
char workspace[512];
char cookie[128];
size_t len = sizeof(workspace);
int blastaway = 0;
char *c = workspace;
char *retval = NULL;
struct message m;
struct ast_variable *v;
v = params;
while (v) {
if (!strcasecmp(v->name, "mansession_id")) {
sscanf(v->value, "%lx", &ident);
break;
}
v = v->next;
}
s = find_session(ident);
if (!s) {
/* Create new session */
s = ast_calloc(1, sizeof(struct mansession));
if (!s) {
*status = 500;
goto generic_callback_out;
}
memcpy(&s->sin, requestor, sizeof(s->sin));
s->fd = -1;
s->waiting_thread = AST_PTHREADT_NULL;
s->send_events = 0;
ast_mutex_init(&s->__lock);
ast_mutex_lock(&s->__lock);
ast_mutex_lock(&sessionlock);
s->inuse = 1;
s->managerid = rand() | (unsigned long)s;
s->next = sessions;
sessions = s;
num_sessions++;
/* Hook into the last spot in the event queue */
s->eventq = master_eventq;
while (s->eventq->next)
s->eventq = s->eventq->next;
ast_mutex_lock(&s->eventq->lock);
s->eventq->usecount++;
ast_mutex_unlock(&s->eventq->lock);
ast_mutex_unlock(&sessionlock);
}
/* Reset HTTP timeout. If we're not yet authenticated, keep it extremely short */
time(&s->sessiontimeout);
if (!s->authenticated && (httptimeout > 5))
s->sessiontimeout += 5;
else
s->sessiontimeout += httptimeout;
ast_mutex_unlock(&s->__lock);
memset(&m, 0, sizeof(m));
if (s) {
char tmp[80];
ast_build_string(&c, &len, "Content-type: text/%s\r\n", contenttype[format]);
sprintf(tmp, "%08lx", s->managerid);
ast_build_string(&c, &len, "%s\r\n", ast_http_setcookie("mansession_id", tmp, httptimeout, cookie, sizeof(cookie)));
if (format == FORMAT_HTML)
ast_build_string(&c, &len, "<title>Asterisk&trade; Manager Test Interface</title>");
vars2msg(&m, params);
if (format == FORMAT_XML) {
ast_build_string(&c, &len, "<ajax-response>\n");
} else if (format == FORMAT_HTML) {
ast_build_string(&c, &len, "<body bgcolor=\"#ffffff\"><table align=center bgcolor=\"#f1f1f1\" width=\"500\">\r\n");
ast_build_string(&c, &len, "<tr><td colspan=\"2\" bgcolor=\"#f1f1ff\"><h1>&nbsp;&nbsp;Manager Tester</h1></td></tr>\r\n");
}
if (process_message(s, &m)) {
if (s->authenticated) {
if (option_verbose > 1) {
if (displayconnects)
ast_verbose(VERBOSE_PREFIX_2 "HTTP Manager '%s' logged off from %s\n", s->username, ast_inet_ntoa(s->sin.sin_addr));
}
ast_log(LOG_EVENT, "HTTP Manager '%s' logged off from %s\n", s->username, ast_inet_ntoa(s->sin.sin_addr));
} else {
if (option_verbose > 1) {
if (displayconnects)
ast_verbose(VERBOSE_PREFIX_2 "HTTP Connect attempt from '%s' unable to authenticate\n", ast_inet_ntoa(s->sin.sin_addr));
}
ast_log(LOG_EVENT, "HTTP Failed attempt from %s\n", ast_inet_ntoa(s->sin.sin_addr));
}
s->needdestroy = 1;
}
if (s->outputstr) {
char *tmp;
if (format == FORMAT_XML)
tmp = xml_translate(s->outputstr, params);
else if (format == FORMAT_HTML)
tmp = html_translate(s->outputstr);
else
tmp = s->outputstr;
if (tmp) {
retval = malloc(strlen(workspace) + strlen(tmp) + 128);
if (retval) {
strcpy(retval, workspace);
strcpy(retval + strlen(retval), tmp);
c = retval + strlen(retval);
len = 120;
}
free(tmp);
}
if (tmp != s->outputstr)
free(s->outputstr);
s->outputstr = NULL;
}
/* Still okay because c would safely be pointing to workspace even
if retval failed to allocate above */
if (format == FORMAT_XML) {
ast_build_string(&c, &len, "</ajax-response>\n");
} else if (format == FORMAT_HTML)
ast_build_string(&c, &len, "</table></body>\r\n");
} else {
*status = 500;
*title = strdup("Server Error");
}
ast_mutex_lock(&s->__lock);
if (s->needdestroy) {
if (s->inuse == 1) {
ast_log(LOG_DEBUG, "Need destroy, doing it now!\n");
blastaway = 1;
} else {
ast_log(LOG_DEBUG, "Need destroy, but can't do it yet!\n");
if (s->waiting_thread != AST_PTHREADT_NULL)
pthread_kill(s->waiting_thread, SIGURG);
s->inuse--;
}
} else
s->inuse--;
ast_mutex_unlock(&s->__lock);
if (blastaway)
destroy_session(s);
generic_callback_out:
if (*status != 200)
return ast_http_error(500, "Server Error", NULL, "Internal Server Error (out of memory)\n");
return retval;
}
static char *manager_http_callback(struct sockaddr_in *requestor, const char *uri, struct ast_variable *params, int *status, char **title, int *contentlength)
{
return generic_http_callback(FORMAT_HTML, requestor, uri, params, status, title, contentlength);
}
static char *mxml_http_callback(struct sockaddr_in *requestor, const char *uri, struct ast_variable *params, int *status, char **title, int *contentlength)
{
return generic_http_callback(FORMAT_XML, requestor, uri, params, status, title, contentlength);
}
static char *rawman_http_callback(struct sockaddr_in *requestor, const char *uri, struct ast_variable *params, int *status, char **title, int *contentlength)
{
return generic_http_callback(FORMAT_RAW, requestor, uri, params, status, title, contentlength);
}
struct ast_http_uri rawmanuri = {
.description = "Raw HTTP Manager Event Interface",
.uri = "rawman",
.has_subtree = 0,
.callback = rawman_http_callback,
};
struct ast_http_uri manageruri = {
.description = "HTML Manager Event Interface",
.uri = "manager",
.has_subtree = 0,
.callback = manager_http_callback,
};
struct ast_http_uri managerxmluri = {
.description = "XML Manager Event Interface",
.uri = "mxml",
.has_subtree = 0,
.callback = mxml_http_callback,
};
static int registered = 0;
static int webregged = 0;
int init_manager(void)
{
struct ast_config *cfg;
char *val;
int oldportno = portno;
static struct sockaddr_in ba;
int x = 1;
int flags;
int webenabled = 0;
int newhttptimeout = 60;
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("GetConfig", EVENT_FLAG_CONFIG, action_getconfig, "Retrieve configuration", mandescr_getconfig);
ast_manager_register2("UpdateConfig", EVENT_FLAG_CONFIG, action_updateconfig, "Update basic configuration", mandescr_updateconfig);
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_manager_register2("UserEvent", EVENT_FLAG_USER, action_userevent, "Send an arbitrary event", mandescr_userevent);
ast_manager_register2("WaitEvent", 0, action_waitevent, "Wait for an event to occur", mandescr_waitevent);
ast_cli_register(&show_mancmd_cli);
ast_cli_register(&show_mancmds_cli);
ast_cli_register(&show_manconn_cli);
ast_cli_register(&show_maneventq_cli);
ast_extension_state_add(NULL, NULL, manager_state_cb, NULL);
registered = 1;
/* Append placeholder event so master_eventq never runs dry */
append_event("Event: Placeholder\r\n\r\n", 0);
}
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;
}
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);
val = ast_variable_retrieve(cfg, "general", "webenabled");
if (val)
webenabled = 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;
}
}
if ((val = ast_variable_retrieve(cfg, "general", "displayconnects")))
displayconnects = ast_true(val);
if ((val = ast_variable_retrieve(cfg, "general", "timestampevents")))
timestampevents = ast_true(val);
if ((val = ast_variable_retrieve(cfg, "general", "httptimeout")))
newhttptimeout = atoi(val);
memset(&ba, 0, sizeof(ba));
ba.sin_family = AF_INET;
ba.sin_port = htons(portno);
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 (webenabled && enabled) {
if (!webregged) {
ast_http_uri_link(&rawmanuri);
ast_http_uri_link(&manageruri);
ast_http_uri_link(&managerxmluri);
webregged = 1;
}
} else {
if (webregged) {
ast_http_uri_unlink(&rawmanuri);
ast_http_uri_unlink(&manageruri);
ast_http_uri_unlink(&managerxmluri);
webregged = 0;
}
}
if (newhttptimeout > 0)
httptimeout = newhttptimeout;
/* 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;
}
flags = fcntl(asock, F_GETFL);
fcntl(asock, F_SETFL, flags | O_NONBLOCK);
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();
}
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