Sat Jul 26 06:14:17 2008

Asterisk developer's documentation


manager.c File Reference

The Asterisk Management Interface - AMI. More...

#include "asterisk.h"
#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"
#include "asterisk/threadstorage.h"
#include "asterisk/linkedlists.h"
#include "asterisk/term.h"
#include "asterisk/astobj2.h"

Include dependency graph for manager.c:

Go to the source code of this file.

Data Structures

struct  ast_manager_user
struct  eventqent
struct  fast_originate_helper
struct  mansession
struct  permalias
struct  variable_count

Defines

#define ASTMAN_APPEND_BUF_INITSIZE   256
#define MANAGER_EVENT_BUF_INITSIZE   256
#define MAX_BLACKLIST_CMD_LEN   2

Enumerations

enum  { FORMAT_RAW, FORMAT_HTML, FORMAT_XML }

Functions

static void * accept_thread (void *ignore)
static int action_command (struct mansession *s, const struct message *m)
 action_command: Manager command "command" - execute CLI command
static int action_events (struct mansession *s, const struct message *m)
static int action_extensionstate (struct mansession *s, const struct message *m)
static int action_getconfig (struct mansession *s, const struct message *m)
static int action_getvar (struct mansession *s, const struct message *m)
static int action_hangup (struct mansession *s, const struct message *m)
static int action_listcommands (struct mansession *s, const struct message *m)
static int action_logoff (struct mansession *s, const struct message *m)
static int action_mailboxcount (struct mansession *s, const struct message *m)
static int action_mailboxstatus (struct mansession *s, const struct message *m)
static int action_message (struct mansession *s, const struct message *m)
static int action_originate (struct mansession *s, const struct message *m)
static int action_ping (struct mansession *s, const struct message *m)
static int action_redirect (struct mansession *s, const struct message *m)
 action_redirect: The redirect manager command
static int action_setvar (struct mansession *s, const struct message *m)
static int action_status (struct mansession *s, const struct message *m)
 Manager "status" command to show channels.
static int action_timeout (struct mansession *s, const struct message *m)
static int action_updateconfig (struct mansession *s, const struct message *m)
static int action_userevent (struct mansession *s, const struct message *m)
static int action_waitevent (struct mansession *s, const struct message *m)
static int append_event (const char *str, int category)
static struct ast_manager_userast_get_manager_by_name_locked (const char *name)
static int ast_instring (const char *bigstr, const char *smallstr, char delim)
static int ast_is_number (const char *string)
static AST_LIST_HEAD_STATIC (users, ast_manager_user)
static AST_LIST_HEAD_STATIC (sessions, mansession)
int ast_manager_register2 (const char *action, int auth, int(*func)(struct mansession *s, const struct message *m), const char *synopsis, const char *description)
 register a new command with manager, including online help. This is the preferred way to register a manager command
static int ast_manager_register_struct (struct manager_action *act)
int ast_manager_unregister (char *action)
 AST_RWLOCK_DEFINE_STATIC (actionlock)
 AST_THREADSTORAGE (astman_append_buf, astman_append_buf_init)
 AST_THREADSTORAGE (manager_event_buf, manager_event_buf_init)
void astman_append (struct mansession *s, const char *fmt,...)
const char * astman_get_header (const struct message *m, char *var)
ast_variableastman_get_variables (const struct message *m)
void astman_send_ack (struct mansession *s, const struct message *m, char *msg)
void astman_send_error (struct mansession *s, const struct message *m, char *error)
void astman_send_response (struct mansession *s, const struct message *m, char *resp, char *msg)
int astman_verify_session_readpermissions (uint32_t ident, int perm)
 Verify a session's read permissions against a permission mask.
int astman_verify_session_writepermissions (uint32_t ident, int perm)
 Verify a session's write permissions against a permission mask.
static int authenticate (struct mansession *s, const struct message *m)
static char * authority_to_str (int authority, char *res, int reslen)
 Convert authority code to string with serveral options.
static int check_blacklist (const char *cmd)
static char * complete_show_mancmd (const char *line, const char *word, int pos, int state)
static int compress_char (char c)
static void destroy_session (struct mansession *s)
static int do_message (struct mansession *s)
static void * fast_originate (void *data)
static struct mansessionfind_session (uint32_t ident)
static void free_session (struct mansession *s)
static char * generic_http_callback (int format, struct sockaddr_in *requestor, const char *uri, struct ast_variable *params, int *status, char **title, int *contentlength)
static int get_input (struct mansession *s, char *output)
static int get_perm (const char *instr)
static int handle_showmanager (int fd, int argc, char *argv[])
static int handle_showmanagers (int fd, int argc, char *argv[])
static int handle_showmancmd (int fd, int argc, char *argv[])
static int handle_showmancmds (int fd, int argc, char *argv[])
 CLI command Should change to "manager show commands".
static int handle_showmanconn (int fd, int argc, char *argv[])
 CLI command show manager connected.
static int handle_showmaneventq (int fd, int argc, char *argv[])
 CLI command show manager connected.
static void handle_updates (struct mansession *s, const struct message *m, struct ast_config *cfg)
static char * html_translate (char *in)
int init_manager (void)
int manager_event (int category, const char *event, const char *fmt,...)
 manager_event: Send AMI event to client
static char * manager_http_callback (struct sockaddr_in *requestor, const char *uri, struct ast_variable *params, int *status, char **title, int *contentlength)
static int manager_state_cb (char *context, char *exten, int state, void *data, char *cid_num, char *cid_name)
static char * mxml_http_callback (struct sockaddr_in *requestor, const char *uri, struct ast_variable *params, int *status, char **title, int *contentlength)
static int process_events (struct mansession *s)
static int process_message (struct mansession *s, const struct message *m)
static char * rawman_http_callback (struct sockaddr_in *requestor, const char *uri, struct ast_variable *params, int *status, char **title, int *contentlength)
int reload_manager (void)
static void * session_do (void *data)
static int set_eventmask (struct mansession *s, const char *eventmask)
 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 strings_to_mask (const char *string)
static void unuse_eventqent (struct eventqent *e)
static int variable_count_cmp_fn (void *obj, void *vstr, int flags)
static int variable_count_hash_fn (const void *vvc, const int flags)
static void xml_copy_escape (char **dst, size_t *maxlen, const char *src, int lower)
static char * xml_translate (char *in, struct ast_variable *vars)

Variables

static int asock = -1
static int block_sockets
static struct ast_cli_entry cli_manager []
static struct ast_cli_entry cli_show_manager_command_deprecated
static struct ast_cli_entry cli_show_manager_commands_deprecated
static struct ast_cli_entry cli_show_manager_connected_deprecated
static struct ast_cli_entry cli_show_manager_eventq_deprecated
struct {
   char *   words [AST_MAX_CMD_LEN]
command_blacklist []
static char * contenttype [] = { "plain", "html", "xml" }
static int displayconnects = 1
static int enabled
static struct manager_actionfirst_action
static int httptimeout = 60
ast_http_uri manageruri
ast_http_uri managerxmluri
static char mandescr_command []
static char mandescr_events []
static char mandescr_extensionstate []
static char mandescr_getconfig []
static char mandescr_getvar []
static char mandescr_hangup []
static char mandescr_listcommands []
static char mandescr_logoff []
static char mandescr_mailboxcount []
static char mandescr_mailboxstatus []
 Help text for manager command mailboxstatus.
static char mandescr_message []
static char mandescr_originate []
static char mandescr_ping []
 Manager PING.
static char mandescr_redirect []
static char mandescr_setvar []
static char mandescr_timeout []
static char mandescr_updateconfig []
static char mandescr_userevent []
static char mandescr_waitevent []
 Manager WAITEVENT.
eventqentmaster_eventq = NULL
static int num_sessions
static struct permalias perms []
static int portno = DEFAULT_MANAGER_PORT
ast_http_uri rawmanuri
static int registered = 0
static char showmanager_help []
static char showmanagers_help []
static char showmancmd_help []
static char showmancmds_help []
static char showmanconn_help []
static char showmaneventq_help []
static pthread_t t
static int timestampevents
static int webregged = 0


Detailed Description

The Asterisk Management Interface - AMI.

Author:
Mark Spencer <markster@digium.com>
Channel Management and more

manager.conf

Definition in file manager.c.


Enumeration Type Documentation

anonymous enum

Enumerator:
FORMAT_RAW 
FORMAT_HTML 
FORMAT_XML 

Definition at line 2777 of file manager.c.

02777      {
02778    FORMAT_RAW,
02779    FORMAT_HTML,
02780    FORMAT_XML,
02781 };


Function Documentation

int astman_verify_session_readpermissions ( uint32_t  ident,
int  perm 
)

Verify a session's read permissions against a permission mask.

Parameters:
ident session identity
perm permission mask to verify
Returns:
1 if the session has the permission mask capabilities, otherwise 0

Definition at line 2739 of file manager.c.

References AST_LIST_LOCK, AST_LIST_TRAVERSE, AST_LIST_UNLOCK, ast_mutex_lock(), ast_mutex_unlock(), s, and sessions.

02740 {
02741    int result = 0;
02742    struct mansession *s;
02743 
02744    AST_LIST_LOCK(&sessions);
02745    AST_LIST_TRAVERSE(&sessions, s, list) {
02746       ast_mutex_lock(&s->__lock);
02747       if ((s->managerid == ident) && (s->readperm & perm)) {
02748          result = 1;
02749          ast_mutex_unlock(&s->__lock);
02750          break;
02751       }
02752       ast_mutex_unlock(&s->__lock);
02753    }
02754    AST_LIST_UNLOCK(&sessions);
02755    return result;
02756 }

int astman_verify_session_writepermissions ( uint32_t  ident,
int  perm 
)

Verify a session's write permissions against a permission mask.

Parameters:
ident session identity
perm permission mask to verify
Returns:
1 if the session has the permission mask capabilities, otherwise 0

Definition at line 2758 of file manager.c.

References AST_LIST_LOCK, AST_LIST_TRAVERSE, AST_LIST_UNLOCK, ast_mutex_lock(), ast_mutex_unlock(), s, and sessions.

02759 {
02760    int result = 0;
02761    struct mansession *s;
02762 
02763    AST_LIST_LOCK(&sessions);
02764    AST_LIST_TRAVERSE(&sessions, s, list) {
02765       ast_mutex_lock(&s->__lock);
02766       if ((s->managerid == ident) && (s->writeperm & perm)) {
02767          result = 1;
02768          ast_mutex_unlock(&s->__lock);
02769          break;
02770       }
02771       ast_mutex_unlock(&s->__lock);
02772    }
02773    AST_LIST_UNLOCK(&sessions);
02774    return result;
02775 }

static struct mansession* find_session ( uint32_t  ident  )  [static]

END Doxygen group

Definition at line 2721 of file manager.c.

References AST_LIST_LOCK, AST_LIST_TRAVERSE, AST_LIST_UNLOCK, ast_mutex_lock(), ast_mutex_unlock(), s, and sessions.

02722 {
02723    struct mansession *s;
02724 
02725    AST_LIST_LOCK(&sessions);
02726    AST_LIST_TRAVERSE(&sessions, s, list) {
02727       ast_mutex_lock(&s->__lock);
02728       if (s->sessiontimeout && (s->managerid == ident) && !s->needdestroy) {
02729          s->inuse++;
02730          break;
02731       }
02732       ast_mutex_unlock(&s->__lock);
02733    }
02734    AST_LIST_UNLOCK(&sessions);
02735 
02736    return s;
02737 }

static char* generic_http_callback ( int  format,
struct sockaddr_in *  requestor,
const char *  uri,
struct ast_variable params,
int *  status,
char **  title,
int *  contentlength 
) [static]

Definition at line 2784 of file manager.c.

References len, ast_variable::name, ast_variable::next, s, and ast_variable::value.

Referenced by manager_http_callback(), mxml_http_callback(), and rawman_http_callback().

02785 {
02786    struct mansession *s = NULL;
02787    uint32_t ident = 0;
02788    char workspace[512];
02789    char cookie[128];
02790    size_t len = sizeof(workspace);
02791    int blastaway = 0;
02792    char *c = workspace;
02793    char *retval = NULL;
02794    struct ast_variable *v;
02795 
02796    for (v = params; v; v = v->next) {
02797       if (!strcasecmp(v->name, "mansession_id")) {
02798          sscanf(v->value, "%x", &ident);
02799          break;
02800       }
02801    }
02802    
02803    if (!(s = find_session(ident))) {
02804       /* Create new session */
02805       if (!(s = ast_calloc(1, sizeof(*s)))) {
02806          *status = 500;
02807          goto generic_callback_out;
02808       }
02809       memcpy(&s->sin, requestor, sizeof(s->sin));
02810       s->fd = -1;
02811       s->waiting_thread = AST_PTHREADT_NULL;
02812       s->send_events = 0;
02813       ast_mutex_init(&s->__lock);
02814       ast_mutex_lock(&s->__lock);
02815       s->inuse = 1;
02816       /*!\note There is approximately a 1 in 1.8E19 chance that the following
02817        * calculation will produce 0, which is an invalid ID, but due to the
02818        * properties of the rand() function (and the constantcy of s), that
02819        * won't happen twice in a row.
02820        */
02821       while ((s->managerid = rand() ^ (unsigned long) s) == 0);
02822       AST_LIST_LOCK(&sessions);
02823       AST_LIST_INSERT_HEAD(&sessions, s, list);
02824       /* Hook into the last spot in the event queue */
02825       s->eventq = master_eventq;
02826       while (s->eventq->next)
02827          s->eventq = s->eventq->next;
02828       ast_atomic_fetchadd_int(&s->eventq->usecount, 1);
02829       ast_atomic_fetchadd_int(&num_sessions, 1);
02830       AST_LIST_UNLOCK(&sessions);
02831    }
02832 
02833    /* Reset HTTP timeout.  If we're not yet authenticated, keep it extremely short */
02834    time(&s->sessiontimeout);
02835    if (!s->authenticated && (httptimeout > 5))
02836       s->sessiontimeout += 5;
02837    else
02838       s->sessiontimeout += httptimeout;
02839    ast_mutex_unlock(&s->__lock);
02840    
02841    if (s) {
02842       struct message m = { 0 };
02843       char tmp[80];
02844       unsigned int x;
02845       size_t hdrlen;
02846 
02847       for (x = 0, v = params; v && (x < AST_MAX_MANHEADERS); x++, v = v->next) {
02848          hdrlen = strlen(v->name) + strlen(v->value) + 3;
02849          m.headers[m.hdrcount] = alloca(hdrlen);
02850          snprintf((char *) m.headers[m.hdrcount], hdrlen, "%s: %s", v->name, v->value);
02851          m.hdrcount = x + 1;
02852       }
02853 
02854       if (process_message(s, &m)) {
02855          if (s->authenticated) {
02856             if (option_verbose > 1) {
02857                if (displayconnects) 
02858                   ast_verbose(VERBOSE_PREFIX_2 "HTTP Manager '%s' logged off from %s\n", s->username, ast_inet_ntoa(s->sin.sin_addr));    
02859             }
02860             ast_log(LOG_EVENT, "HTTP Manager '%s' logged off from %s\n", s->username, ast_inet_ntoa(s->sin.sin_addr));
02861          } else {
02862             if (option_verbose > 1) {
02863                if (displayconnects)
02864                   ast_verbose(VERBOSE_PREFIX_2 "HTTP Connect attempt from '%s' unable to authenticate\n", ast_inet_ntoa(s->sin.sin_addr));
02865             }
02866             ast_log(LOG_EVENT, "HTTP Failed attempt from %s\n", ast_inet_ntoa(s->sin.sin_addr));
02867          }
02868          s->needdestroy = 1;
02869       }
02870       ast_build_string(&c, &len, "Content-type: text/%s\r\n", contenttype[format]);
02871       sprintf(tmp, "%08x", s->managerid);
02872       ast_build_string(&c, &len, "%s\r\n", ast_http_setcookie("mansession_id", tmp, httptimeout, cookie, sizeof(cookie)));
02873       if (format == FORMAT_HTML)
02874          ast_build_string(&c, &len, "<title>Asterisk&trade; Manager Interface</title>");
02875       if (format == FORMAT_XML) {
02876          ast_build_string(&c, &len, "<ajax-response>\n");
02877       } else if (format == FORMAT_HTML) {
02878          ast_build_string(&c, &len, "<body bgcolor=\"#ffffff\"><table align=center bgcolor=\"#f1f1f1\" width=\"500\">\r\n");
02879          ast_build_string(&c, &len, "<tr><td colspan=\"2\" bgcolor=\"#f1f1ff\"><h1>&nbsp;&nbsp;Manager Tester</h1></td></tr>\r\n");
02880       }
02881       ast_mutex_lock(&s->__lock);
02882       if (s->outputstr) {
02883          char *tmp;
02884          if (format == FORMAT_XML)
02885             tmp = xml_translate(s->outputstr->str, params);
02886          else if (format == FORMAT_HTML)
02887             tmp = html_translate(s->outputstr->str);
02888          else
02889             tmp = s->outputstr->str;
02890          if (tmp) {
02891             retval = malloc(strlen(workspace) + strlen(tmp) + 128);
02892             if (retval) {
02893                strcpy(retval, workspace);
02894                strcpy(retval + strlen(retval), tmp);
02895                c = retval + strlen(retval);
02896                len = 120;
02897             }
02898          }
02899          if (tmp != s->outputstr->str)
02900             free(tmp);
02901          free(s->outputstr);
02902          s->outputstr = NULL;
02903       }
02904       ast_mutex_unlock(&s->__lock);
02905       /* Still okay because c would safely be pointing to workspace even
02906          if retval failed to allocate above */
02907       if (format == FORMAT_XML) {
02908          ast_build_string(&c, &len, "</ajax-response>\n");
02909       } else if (format == FORMAT_HTML)
02910          ast_build_string(&c, &len, "</table></body>\r\n");
02911    } else {
02912       *status = 500;
02913       *title = strdup("Server Error");
02914    }
02915    ast_mutex_lock(&s->__lock);
02916    if (s->needdestroy) {
02917       if (s->inuse == 1) {
02918          ast_log(LOG_DEBUG, "Need destroy, doing it now!\n");
02919          blastaway = 1;
02920       } else {
02921          ast_log(LOG_DEBUG, "Need destroy, but can't do it yet!\n");
02922          if (s->waiting_thread != AST_PTHREADT_NULL)
02923             pthread_kill(s->waiting_thread, SIGURG);
02924          s->inuse--;
02925       }
02926    } else
02927       s->inuse--;
02928    ast_mutex_unlock(&s->__lock);
02929    
02930    if (blastaway)
02931       destroy_session(s);
02932 generic_callback_out:
02933    if (*status != 200)
02934       return ast_http_error(500, "Server Error", NULL, "Internal Server Error (out of memory)\n"); 
02935    return retval;
02936 }

int init_manager ( void   ) 

Called by Asterisk initialization

Definition at line 2977 of file manager.c.

References action_command(), action_events(), action_extensionstate(), action_getconfig(), action_getvar(), action_hangup(), action_listcommands(), action_logoff(), action_mailboxcount(), action_mailboxstatus(), action_message(), action_originate(), action_ping(), action_redirect(), action_setvar(), action_status(), action_timeout(), action_updateconfig(), action_userevent(), action_waitevent(), append_event(), asock, ast_calloc, ast_category_browse(), ast_cli_register_multiple(), ast_config_load(), ast_extension_state_add(), ast_get_manager_by_name_locked(), AST_LIST_INSERT_TAIL, AST_LIST_LOCK, ast_log(), ast_manager_register, ast_manager_register2(), ast_strdup, ast_true(), ast_variable_browse(), ast_variable_retrieve(), block_sockets, cli_manager, DEFAULT_MANAGER_PORT, ast_manager_user::deny, displayconnects, ast_manager_user::displayconnects, enabled, EVENT_FLAG_CALL, EVENT_FLAG_COMMAND, EVENT_FLAG_CONFIG, EVENT_FLAG_USER, ast_channel::flags, free, ast_manager_user::keep, LOG_DEBUG, LOG_WARNING, manager_state_cb(), ast_manager_user::permit, portno, ast_manager_user::read, ast_manager_user::secret, timestampevents, users, var, and ast_manager_user::write.

Referenced by main(), and reload_manager().

02978 {
02979    struct ast_config *cfg = NULL, *ucfg = NULL;
02980    const char *val;
02981    char *cat = NULL;
02982    int oldportno = portno;
02983    static struct sockaddr_in ba;
02984    int x = 1;
02985    int flags;
02986    int webenabled = 0;
02987    int newhttptimeout = 60;
02988    struct ast_manager_user *user = NULL;
02989 
02990    if (!registered) {
02991       /* Register default actions */
02992       ast_manager_register2("Ping", 0, action_ping, "Keepalive command", mandescr_ping);
02993       ast_manager_register2("Events", 0, action_events, "Control Event Flow", mandescr_events);
02994       ast_manager_register2("Logoff", 0, action_logoff, "Logoff Manager", mandescr_logoff);
02995       ast_manager_register2("Hangup", EVENT_FLAG_CALL, action_hangup, "Hangup Channel", mandescr_hangup);
02996       ast_manager_register2("Message", EVENT_FLAG_CALL, action_message, "Send Message", mandescr_message);
02997       ast_manager_register("Status", EVENT_FLAG_CALL, action_status, "Lists channel status" );
02998       ast_manager_register2("Setvar", EVENT_FLAG_CALL, action_setvar, "Set Channel Variable", mandescr_setvar );
02999       ast_manager_register2("Getvar", EVENT_FLAG_CALL, action_getvar, "Gets a Channel Variable", mandescr_getvar );
03000       ast_manager_register2("GetConfig", EVENT_FLAG_CONFIG, action_getconfig, "Retrieve configuration", mandescr_getconfig);
03001       ast_manager_register2("UpdateConfig", EVENT_FLAG_CONFIG, action_updateconfig, "Update basic configuration", mandescr_updateconfig);
03002       ast_manager_register2("Redirect", EVENT_FLAG_CALL, action_redirect, "Redirect (transfer) a call", mandescr_redirect );
03003       ast_manager_register2("Originate", EVENT_FLAG_CALL, action_originate, "Originate Call", mandescr_originate);
03004       ast_manager_register2("Command", EVENT_FLAG_COMMAND, action_command, "Execute Asterisk CLI Command", mandescr_command );
03005       ast_manager_register2("ExtensionState", EVENT_FLAG_CALL, action_extensionstate, "Check Extension Status", mandescr_extensionstate );
03006       ast_manager_register2("AbsoluteTimeout", EVENT_FLAG_CALL, action_timeout, "Set Absolute Timeout", mandescr_timeout );
03007       ast_manager_register2("MailboxStatus", EVENT_FLAG_CALL, action_mailboxstatus, "Check Mailbox", mandescr_mailboxstatus );
03008       ast_manager_register2("MailboxCount", EVENT_FLAG_CALL, action_mailboxcount, "Check Mailbox Message Count", mandescr_mailboxcount );
03009       ast_manager_register2("ListCommands", 0, action_listcommands, "List available manager commands", mandescr_listcommands);
03010       ast_manager_register2("UserEvent", EVENT_FLAG_USER, action_userevent, "Send an arbitrary event", mandescr_userevent);
03011       ast_manager_register2("WaitEvent", 0, action_waitevent, "Wait for an event to occur", mandescr_waitevent);
03012 
03013       ast_cli_register_multiple(cli_manager, sizeof(cli_manager) / sizeof(struct ast_cli_entry));
03014       ast_extension_state_add(NULL, NULL, manager_state_cb, NULL);
03015       registered = 1;
03016       /* Append placeholder event so master_eventq never runs dry */
03017       append_event("Event: Placeholder\r\n\r\n", 0);
03018    }
03019    portno = DEFAULT_MANAGER_PORT;
03020    displayconnects = 1;
03021    cfg = ast_config_load("manager.conf");
03022    if (!cfg) {
03023       ast_log(LOG_NOTICE, "Unable to open management configuration manager.conf.  Call management disabled.\n");
03024       return 0;
03025    }
03026    val = ast_variable_retrieve(cfg, "general", "enabled");
03027    if (val)
03028       enabled = ast_true(val);
03029 
03030    val = ast_variable_retrieve(cfg, "general", "block-sockets");
03031    if (val)
03032       block_sockets = ast_true(val);
03033 
03034    val = ast_variable_retrieve(cfg, "general", "webenabled");
03035    if (val)
03036       webenabled = ast_true(val);
03037 
03038    if ((val = ast_variable_retrieve(cfg, "general", "port"))) {
03039       if (sscanf(val, "%d", &portno) != 1) {
03040          ast_log(LOG_WARNING, "Invalid port number '%s'\n", val);
03041          portno = DEFAULT_MANAGER_PORT;
03042       }
03043    }
03044 
03045    if ((val = ast_variable_retrieve(cfg, "general", "displayconnects")))
03046       displayconnects = ast_true(val);
03047 
03048    if ((val = ast_variable_retrieve(cfg, "general", "timestampevents")))
03049       timestampevents = ast_true(val);
03050 
03051    if ((val = ast_variable_retrieve(cfg, "general", "httptimeout")))
03052       newhttptimeout = atoi(val);
03053 
03054    memset(&ba, 0, sizeof(ba));
03055    ba.sin_family = AF_INET;
03056    ba.sin_port = htons(portno);
03057 
03058    if ((val = ast_variable_retrieve(cfg, "general", "bindaddr"))) {
03059       if (!inet_aton(val, &ba.sin_addr)) { 
03060          ast_log(LOG_WARNING, "Invalid address '%s' specified, using 0.0.0.0\n", val);
03061          memset(&ba.sin_addr, 0, sizeof(ba.sin_addr));
03062       }
03063    }
03064    
03065 
03066    if ((asock > -1) && ((portno != oldportno) || !enabled)) {
03067 #if 0
03068       /* Can't be done yet */
03069       close(asock);
03070       asock = -1;
03071 #else
03072       ast_log(LOG_WARNING, "Unable to change management port / enabled\n");
03073 #endif
03074    }
03075 
03076    AST_LIST_LOCK(&users);
03077 
03078    if ((ucfg = ast_config_load("users.conf"))) {
03079       while ((cat = ast_category_browse(ucfg, cat))) {
03080          int hasmanager = 0;
03081          struct ast_variable *var = NULL;
03082 
03083          if (!strcasecmp(cat, "general")) {
03084             continue;
03085          }
03086 
03087          if (!(hasmanager = ast_true(ast_variable_retrieve(ucfg, cat, "hasmanager")))) {
03088             continue;
03089          }
03090 
03091          /* Look for an existing entry, if none found - create one and add it to the list */
03092          if (!(user = ast_get_manager_by_name_locked(cat))) {
03093             if (!(user = ast_calloc(1, sizeof(*user)))) {
03094                break;
03095             }
03096             /* Copy name over */
03097             ast_copy_string(user->username, cat, sizeof(user->username));
03098             /* Insert into list */
03099             AST_LIST_INSERT_TAIL(&users, user, list);
03100          }
03101 
03102          /* Make sure we keep this user and don't destroy it during cleanup */
03103          user->keep = 1;
03104 
03105          for (var = ast_variable_browse(ucfg, cat); var; var = var->next) {
03106             if (!strcasecmp(var->name, "secret")) {
03107                if (user->secret) {
03108                   free(user->secret);
03109                }
03110                user->secret = ast_strdup(var->value);
03111             } else if (!strcasecmp(var->name, "deny") ) {
03112                if (user->deny) {
03113                   free(user->deny);
03114                }
03115                user->deny = ast_strdup(var->value);
03116             } else if (!strcasecmp(var->name, "permit") ) {
03117                if (user->permit) {
03118                   free(user->permit);
03119                }
03120                user->permit = ast_strdup(var->value);
03121             } else if (!strcasecmp(var->name, "read") ) {
03122                if (user->read) {
03123                   free(user->read);
03124                }
03125                user->read = ast_strdup(var->value);
03126             } else if (!strcasecmp(var->name, "write") ) {
03127                if (user->write) {
03128                   free(user->write);
03129                }
03130                user->write = ast_strdup(var->value);
03131             } else if (!strcasecmp(var->name, "displayconnects") ) {
03132                user->displayconnects = ast_true(var->value);
03133             } else if (!strcasecmp(var->name, "hasmanager")) {
03134                /* already handled */
03135             } else {
03136                ast_log(LOG_DEBUG, "%s is an unknown option (to the manager module).\n", var->name);
03137             }
03138          }
03139       }
03140       ast_config_destroy(ucfg);
03141    }
03142 
03143    while ((cat = ast_category_browse(cfg, cat))) {
03144       struct ast_variable *var = NULL;
03145 
03146       if (!strcasecmp(cat, "general"))
03147          continue;
03148 
03149       /* Look for an existing entry, if none found - create one and add it to the list */
03150       if (!(user = ast_get_manager_by_name_locked(cat))) {
03151          if (!(user = ast_calloc(1, sizeof(*user))))
03152             break;
03153          /* Copy name over */
03154          ast_copy_string(user->username, cat, sizeof(user->username));
03155          /* Insert into list */
03156          AST_LIST_INSERT_TAIL(&users, user, list);
03157       }
03158 
03159       /* Make sure we keep this user and don't destroy it during cleanup */
03160       user->keep = 1;
03161 
03162       var = ast_variable_browse(cfg, cat);
03163       while (var) {
03164          if (!strcasecmp(var->name, "secret")) {
03165             if (user->secret)
03166                free(user->secret);
03167             user->secret = ast_strdup(var->value);
03168          } else if (!strcasecmp(var->name, "deny") ) {
03169             if (user->deny)
03170                free(user->deny);
03171             user->deny = ast_strdup(var->value);
03172          } else if (!strcasecmp(var->name, "permit") ) {
03173             if (user->permit)
03174                free(user->permit);
03175             user->permit = ast_strdup(var->value);
03176          }  else if (!strcasecmp(var->name, "read") ) {
03177             if (user->read)
03178                free(user->read);
03179             user->read = ast_strdup(var->value);
03180          }  else if (!strcasecmp(var->name, "write") ) {
03181             if (user->write)
03182                free(user->write);
03183             user->write = ast_strdup(var->value);
03184          }  else if (!strcasecmp(var->name, "displayconnects") )
03185             user->displayconnects = ast_true(var->value);
03186          else
03187             ast_log(LOG_DEBUG, "%s is an unknown option.\n", var->name);
03188          var = var->next;
03189       }
03190    }
03191 
03192    /* Perform cleanup - essentially prune out old users that no longer exist */
03193    AST_LIST_TRAVERSE_SAFE_BEGIN(&users, user, list) {
03194       if (user->keep) {
03195          user->keep = 0;
03196          continue;
03197       }
03198       /* We do not need to keep this user so take them out of the list */
03199       AST_LIST_REMOVE_CURRENT(&users, list);
03200       /* Free their memory now */
03201       if (user->secret)
03202          free(user->secret);
03203       if (user->deny)
03204          free(user->deny);
03205       if (user->permit)
03206          free(user->permit);
03207       if (user->read)
03208          free(user->read);
03209       if (user->write)
03210          free(user->write);
03211       free(user);
03212    }
03213    AST_LIST_TRAVERSE_SAFE_END
03214 
03215    AST_LIST_UNLOCK(&users);
03216 
03217    ast_config_destroy(cfg);
03218    
03219    if (webenabled && enabled) {
03220       if (!webregged) {
03221          ast_http_uri_link(&rawmanuri);
03222          ast_http_uri_link(&manageruri);
03223          ast_http_uri_link(&managerxmluri);
03224          webregged = 1;
03225       }
03226    } else {
03227       if (webregged) {
03228          ast_http_uri_unlink(&rawmanuri);
03229          ast_http_uri_unlink(&manageruri);
03230          ast_http_uri_unlink(&managerxmluri);
03231          webregged = 0;
03232       }
03233    }
03234 
03235    if (newhttptimeout > 0)
03236       httptimeout = newhttptimeout;
03237 
03238    /* If not enabled, do nothing */
03239    if (!enabled)
03240       return 0;
03241 
03242    if (asock < 0) {
03243       asock = socket(AF_INET, SOCK_STREAM, 0);
03244       if (asock < 0) {
03245          ast_log(LOG_WARNING, "Unable to create socket: %s\n", strerror(errno));
03246          return -1;
03247       }
03248       setsockopt(asock, SOL_SOCKET, SO_REUSEADDR, &x, sizeof(x));
03249       if (bind(asock, (struct sockaddr *)&ba, sizeof(ba))) {
03250          ast_log(LOG_WARNING, "Unable to bind socket: %s\n", strerror(errno));
03251          close(asock);
03252          asock = -1;
03253          return -1;
03254       }
03255       if (listen(asock, 2)) {
03256          ast_log(LOG_WARNING, "Unable to listen on socket: %s\n", strerror(errno));
03257          close(asock);
03258          asock = -1;
03259          return -1;
03260       }
03261       flags = fcntl(asock, F_GETFL);
03262       fcntl(asock, F_SETFL, flags | O_NONBLOCK);
03263       if (option_verbose)
03264          ast_verbose("Asterisk Management interface listening on port %d\n", portno);
03265       ast_pthread_create_background(&t, NULL, accept_thread, NULL);
03266    }
03267    return 0;
03268 }

static char* manager_http_callback ( struct sockaddr_in *  requestor,
const char *  uri,
struct ast_variable params,
int *  status,
char **  title,
int *  contentlength 
) [static]

Definition at line 2938 of file manager.c.

References FORMAT_HTML, and generic_http_callback().

02939 {
02940    return generic_http_callback(FORMAT_HTML, requestor, uri, params, status, title, contentlength);
02941 }

static char* mxml_http_callback ( struct sockaddr_in *  requestor,
const char *  uri,
struct ast_variable params,
int *  status,
char **  title,
int *  contentlength 
) [static]

Definition at line 2943 of file manager.c.

References FORMAT_XML, and generic_http_callback().

02944 {
02945    return generic_http_callback(FORMAT_XML, requestor, uri, params, status, title, contentlength);
02946 }

static char* rawman_http_callback ( struct sockaddr_in *  requestor,
const char *  uri,
struct ast_variable params,
int *  status,
char **  title,
int *  contentlength 
) [static]

Definition at line 2948 of file manager.c.

References FORMAT_RAW, and generic_http_callback().

02949 {
02950    return generic_http_callback(FORMAT_RAW, requestor, uri, params, status, title, contentlength);
02951 }

int reload_manager ( void   ) 

Definition at line 3270 of file manager.c.

References EVENT_FLAG_SYSTEM, init_manager(), and manager_event().

03271 {
03272    manager_event(EVENT_FLAG_SYSTEM, "Reload", "Message: Reload Requested\r\n");
03273    return init_manager();
03274 }


Variable Documentation

char* contenttype[] = { "plain", "html", "xml" } [static]

Definition at line 2782 of file manager.c.

struct ast_http_uri manageruri

Definition at line 2960 of file manager.c.

struct ast_http_uri managerxmluri

Definition at line 2967 of file manager.c.

struct ast_http_uri rawmanuri

Definition at line 2953 of file manager.c.

int registered = 0 [static]

Definition at line 2974 of file manager.c.

int webregged = 0 [static]

Definition at line 2975 of file manager.c.

char* words[AST_MAX_CMD_LEN]

Definition at line 141 of file manager.c.

Referenced by check_blacklist(), and fix_complete_args().


Generated on Sat Jul 26 06:14:17 2008 for Asterisk - the Open Source PBX by  doxygen 1.5.1