Fri Aug 24 02:27:36 2007

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 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

Defines

#define ASTMAN_APPEND_BUF_INITSIZE   256
#define MANAGER_EVENT_BUF_INITSIZE   256

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_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 (unsigned long ident, int perm)
 Verify a session's read permissions against a permission mask.
int astman_verify_session_writepermissions (unsigned long 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 char * complete_show_mancmd (const char *line, const char *word, int pos, int state)
static void destroy_session (struct mansession *s)
static int do_message (struct mansession *s)
static void * fast_originate (void *data)
static struct mansessionfind_session (unsigned long 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)
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 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
static const char * 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_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 2537 of file manager.c.

02537      {
02538    FORMAT_RAW,
02539    FORMAT_HTML,
02540    FORMAT_XML,
02541 };


Function Documentation

int astman_verify_session_readpermissions ( unsigned long  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 2499 of file manager.c.

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

02500 {
02501    int result = 0;
02502    struct mansession *s;
02503 
02504    AST_LIST_LOCK(&sessions);
02505    AST_LIST_TRAVERSE(&sessions, s, list) {
02506       ast_mutex_lock(&s->__lock);
02507       if ((s->managerid == ident) && (s->readperm & perm)) {
02508          result = 1;
02509          ast_mutex_unlock(&s->__lock);
02510          break;
02511       }
02512       ast_mutex_unlock(&s->__lock);
02513    }
02514    AST_LIST_UNLOCK(&sessions);
02515    return result;
02516 }

int astman_verify_session_writepermissions ( unsigned long  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 2518 of file manager.c.

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

02519 {
02520    int result = 0;
02521    struct mansession *s;
02522 
02523    AST_LIST_LOCK(&sessions);
02524    AST_LIST_TRAVERSE(&sessions, s, list) {
02525       ast_mutex_lock(&s->__lock);
02526       if ((s->managerid == ident) && (s->writeperm & perm)) {
02527          result = 1;
02528          ast_mutex_unlock(&s->__lock);
02529          break;
02530       }
02531       ast_mutex_unlock(&s->__lock);
02532    }
02533    AST_LIST_UNLOCK(&sessions);
02534    return result;
02535 }

static struct mansession* find_session ( unsigned long  ident  )  [static]

END Doxygen group

Definition at line 2481 of file manager.c.

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

02482 {
02483    struct mansession *s;
02484 
02485    AST_LIST_LOCK(&sessions);
02486    AST_LIST_TRAVERSE(&sessions, s, list) {
02487       ast_mutex_lock(&s->__lock);
02488       if (s->sessiontimeout && (s->managerid == ident) && !s->needdestroy) {
02489          s->inuse++;
02490          break;
02491       }
02492       ast_mutex_unlock(&s->__lock);
02493    }
02494    AST_LIST_UNLOCK(&sessions);
02495 
02496    return s;
02497 }

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 2544 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().

02545 {
02546    struct mansession *s = NULL;
02547    unsigned long ident = 0;
02548    char workspace[512];
02549    char cookie[128];
02550    size_t len = sizeof(workspace);
02551    int blastaway = 0;
02552    char *c = workspace;
02553    char *retval = NULL;
02554    struct ast_variable *v;
02555 
02556    for (v = params; v; v = v->next) {
02557       if (!strcasecmp(v->name, "mansession_id")) {
02558          sscanf(v->value, "%lx", &ident);
02559          break;
02560       }
02561    }
02562    
02563    if (!(s = find_session(ident))) {
02564       /* Create new session */
02565       if (!(s = ast_calloc(1, sizeof(*s)))) {
02566          *status = 500;
02567          goto generic_callback_out;
02568       }
02569       memcpy(&s->sin, requestor, sizeof(s->sin));
02570       s->fd = -1;
02571       s->waiting_thread = AST_PTHREADT_NULL;
02572       s->send_events = 0;
02573       ast_mutex_init(&s->__lock);
02574       ast_mutex_lock(&s->__lock);
02575       s->inuse = 1;
02576       s->managerid = rand() | (unsigned long)s;
02577       AST_LIST_LOCK(&sessions);
02578       AST_LIST_INSERT_HEAD(&sessions, s, list);
02579       /* Hook into the last spot in the event queue */
02580       s->eventq = master_eventq;
02581       while (s->eventq->next)
02582          s->eventq = s->eventq->next;
02583       AST_LIST_UNLOCK(&sessions);
02584       ast_atomic_fetchadd_int(&s->eventq->usecount, 1);
02585       ast_atomic_fetchadd_int(&num_sessions, 1);
02586    }
02587 
02588    /* Reset HTTP timeout.  If we're not yet authenticated, keep it extremely short */
02589    time(&s->sessiontimeout);
02590    if (!s->authenticated && (httptimeout > 5))
02591       s->sessiontimeout += 5;
02592    else
02593       s->sessiontimeout += httptimeout;
02594    ast_mutex_unlock(&s->__lock);
02595    
02596    if (s) {
02597       struct message m = { 0 };
02598       char tmp[80];
02599       unsigned int x;
02600       size_t hdrlen;
02601 
02602       for (x = 0, v = params; v && (x < AST_MAX_MANHEADERS); x++, v = v->next) {
02603          hdrlen = strlen(v->name) + strlen(v->value) + 3;
02604          m.headers[m.hdrcount] = alloca(hdrlen);
02605          snprintf((char *) m.headers[m.hdrcount], hdrlen, "%s: %s", v->name, v->value);
02606          m.hdrcount = x + 1;
02607       }
02608 
02609       if (process_message(s, &m)) {
02610          if (s->authenticated) {
02611             if (option_verbose > 1) {
02612                if (displayconnects) 
02613                   ast_verbose(VERBOSE_PREFIX_2 "HTTP Manager '%s' logged off from %s\n", s->username, ast_inet_ntoa(s->sin.sin_addr));    
02614             }
02615             ast_log(LOG_EVENT, "HTTP Manager '%s' logged off from %s\n", s->username, ast_inet_ntoa(s->sin.sin_addr));
02616          } else {
02617             if (option_verbose > 1) {
02618                if (displayconnects)
02619                   ast_verbose(VERBOSE_PREFIX_2 "HTTP Connect attempt from '%s' unable to authenticate\n", ast_inet_ntoa(s->sin.sin_addr));
02620             }
02621             ast_log(LOG_EVENT, "HTTP Failed attempt from %s\n", ast_inet_ntoa(s->sin.sin_addr));
02622          }
02623          s->needdestroy = 1;
02624       }
02625       ast_build_string(&c, &len, "Content-type: text/%s\r\n", contenttype[format]);
02626       sprintf(tmp, "%08lx", s->managerid);
02627       ast_build_string(&c, &len, "%s\r\n", ast_http_setcookie("mansession_id", tmp, httptimeout, cookie, sizeof(cookie)));
02628       if (format == FORMAT_HTML)
02629          ast_build_string(&c, &len, "<title>Asterisk&trade; Manager Interface</title>");
02630       if (format == FORMAT_XML) {
02631          ast_build_string(&c, &len, "<ajax-response>\n");
02632       } else if (format == FORMAT_HTML) {
02633          ast_build_string(&c, &len, "<body bgcolor=\"#ffffff\"><table align=center bgcolor=\"#f1f1f1\" width=\"500\">\r\n");
02634          ast_build_string(&c, &len, "<tr><td colspan=\"2\" bgcolor=\"#f1f1ff\"><h1>&nbsp;&nbsp;Manager Tester</h1></td></tr>\r\n");
02635       }
02636       ast_mutex_lock(&s->__lock);
02637       if (s->outputstr) {
02638          char *tmp;
02639          if (format == FORMAT_XML)
02640             tmp = xml_translate(s->outputstr->str, params);
02641          else if (format == FORMAT_HTML)
02642             tmp = html_translate(s->outputstr->str);
02643          else
02644             tmp = s->outputstr->str;
02645          if (tmp) {
02646             retval = malloc(strlen(workspace) + strlen(tmp) + 128);
02647             if (retval) {
02648                strcpy(retval, workspace);
02649                strcpy(retval + strlen(retval), tmp);
02650                c = retval + strlen(retval);
02651                len = 120;
02652             }
02653          }
02654          if (tmp != s->outputstr->str)
02655             free(tmp);
02656          free(s->outputstr);
02657          s->outputstr = NULL;
02658       }
02659       ast_mutex_unlock(&s->__lock);
02660       /* Still okay because c would safely be pointing to workspace even
02661          if retval failed to allocate above */
02662       if (format == FORMAT_XML) {
02663          ast_build_string(&c, &len, "</ajax-response>\n");
02664       } else if (format == FORMAT_HTML)
02665          ast_build_string(&c, &len, "</table></body>\r\n");
02666    } else {
02667       *status = 500;
02668       *title = strdup("Server Error");
02669    }
02670    ast_mutex_lock(&s->__lock);
02671    if (s->needdestroy) {
02672       if (s->inuse == 1) {
02673          ast_log(LOG_DEBUG, "Need destroy, doing it now!\n");
02674          blastaway = 1;
02675       } else {
02676          ast_log(LOG_DEBUG, "Need destroy, but can't do it yet!\n");
02677          if (s->waiting_thread != AST_PTHREADT_NULL)
02678             pthread_kill(s->waiting_thread, SIGURG);
02679          s->inuse--;
02680       }
02681    } else
02682       s->inuse--;
02683    ast_mutex_unlock(&s->__lock);
02684    
02685    if (blastaway)
02686       destroy_session(s);
02687 generic_callback_out:
02688    if (*status != 200)
02689       return ast_http_error(500, "Server Error", NULL, "Internal Server Error (out of memory)\n"); 
02690    return retval;
02691 }

int init_manager ( void   ) 

Called by Asterisk initialization

Definition at line 2732 of file manager.c.

References accept_thread(), action_command(), action_events(), action_extensionstate(), action_getconfig(), action_getvar(), action_hangup(), action_listcommands(), action_logoff(), action_mailboxcount(), action_mailboxstatus(), 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_destroy(), ast_config_load(), ast_extension_state_add(), ast_get_manager_by_name_locked(), ast_http_uri_link(), ast_http_uri_unlink(), AST_LIST_INSERT_TAIL, AST_LIST_LOCK, AST_LIST_REMOVE_CURRENT, AST_LIST_TRAVERSE_SAFE_BEGIN, AST_LIST_TRAVERSE_SAFE_END, AST_LIST_UNLOCK, ast_log(), ast_manager_register, ast_manager_register2(), ast_pthread_create_background, ast_strdup, ast_true(), ast_variable_browse(), ast_variable_retrieve(), ast_verbose(), 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, httptimeout, ast_manager_user::keep, LOG_DEBUG, LOG_WARNING, manager_state_cb(), manageruri, managerxmluri, option_verbose, ast_manager_user::permit, portno, rawmanuri, ast_manager_user::read, ast_manager_user::secret, t, timestampevents, users, var, and ast_manager_user::write.

Referenced by main(), and reload_manager().

02733 {
02734    struct ast_config *cfg = NULL;
02735    const char *val;
02736    char *cat = NULL;
02737    int oldportno = portno;
02738    static struct sockaddr_in ba;
02739    int x = 1;
02740    int flags;
02741    int webenabled = 0;
02742    int newhttptimeout = 60;
02743    struct ast_manager_user *user = NULL;
02744 
02745    if (!registered) {
02746       /* Register default actions */
02747       ast_manager_register2("Ping", 0, action_ping, "Keepalive command", mandescr_ping);
02748       ast_manager_register2("Events", 0, action_events, "Control Event Flow", mandescr_events);
02749       ast_manager_register2("Logoff", 0, action_logoff, "Logoff Manager", mandescr_logoff);
02750       ast_manager_register2("Hangup", EVENT_FLAG_CALL, action_hangup, "Hangup Channel", mandescr_hangup);
02751       ast_manager_register("Status", EVENT_FLAG_CALL, action_status, "Lists channel status" );
02752       ast_manager_register2("Setvar", EVENT_FLAG_CALL, action_setvar, "Set Channel Variable", mandescr_setvar );
02753       ast_manager_register2("Getvar", EVENT_FLAG_CALL, action_getvar, "Gets a Channel Variable", mandescr_getvar );
02754       ast_manager_register2("GetConfig", EVENT_FLAG_CONFIG, action_getconfig, "Retrieve configuration", mandescr_getconfig);
02755       ast_manager_register2("UpdateConfig", EVENT_FLAG_CONFIG, action_updateconfig, "Update basic configuration", mandescr_updateconfig);
02756       ast_manager_register2("Redirect", EVENT_FLAG_CALL, action_redirect, "Redirect (transfer) a call", mandescr_redirect );
02757       ast_manager_register2("Originate", EVENT_FLAG_CALL, action_originate, "Originate Call", mandescr_originate);
02758       ast_manager_register2("Command", EVENT_FLAG_COMMAND, action_command, "Execute Asterisk CLI Command", mandescr_command );
02759       ast_manager_register2("ExtensionState", EVENT_FLAG_CALL, action_extensionstate, "Check Extension Status", mandescr_extensionstate );
02760       ast_manager_register2("AbsoluteTimeout", EVENT_FLAG_CALL, action_timeout, "Set Absolute Timeout", mandescr_timeout );
02761       ast_manager_register2("MailboxStatus", EVENT_FLAG_CALL, action_mailboxstatus, "Check Mailbox", mandescr_mailboxstatus );
02762       ast_manager_register2("MailboxCount", EVENT_FLAG_CALL, action_mailboxcount, "Check Mailbox Message Count", mandescr_mailboxcount );
02763       ast_manager_register2("ListCommands", 0, action_listcommands, "List available manager commands", mandescr_listcommands);
02764       ast_manager_register2("UserEvent", EVENT_FLAG_USER, action_userevent, "Send an arbitrary event", mandescr_userevent);
02765       ast_manager_register2("WaitEvent", 0, action_waitevent, "Wait for an event to occur", mandescr_waitevent);
02766 
02767       ast_cli_register_multiple(cli_manager, sizeof(cli_manager) / sizeof(struct ast_cli_entry));
02768       ast_extension_state_add(NULL, NULL, manager_state_cb, NULL);
02769       registered = 1;
02770       /* Append placeholder event so master_eventq never runs dry */
02771       append_event("Event: Placeholder\r\n\r\n", 0);
02772    }
02773    portno = DEFAULT_MANAGER_PORT;
02774    displayconnects = 1;
02775    cfg = ast_config_load("manager.conf");
02776    if (!cfg) {
02777       ast_log(LOG_NOTICE, "Unable to open management configuration manager.conf.  Call management disabled.\n");
02778       return 0;
02779    }
02780    val = ast_variable_retrieve(cfg, "general", "enabled");
02781    if (val)
02782       enabled = ast_true(val);
02783 
02784    val = ast_variable_retrieve(cfg, "general", "block-sockets");
02785    if (val)
02786       block_sockets = ast_true(val);
02787 
02788    val = ast_variable_retrieve(cfg, "general", "webenabled");
02789    if (val)
02790       webenabled = ast_true(val);
02791 
02792    if ((val = ast_variable_retrieve(cfg, "general", "port"))) {
02793       if (sscanf(val, "%d", &portno) != 1) {
02794          ast_log(LOG_WARNING, "Invalid port number '%s'\n", val);
02795          portno = DEFAULT_MANAGER_PORT;
02796       }
02797    }
02798 
02799    if ((val = ast_variable_retrieve(cfg, "general", "displayconnects")))
02800       displayconnects = ast_true(val);
02801 
02802    if ((val = ast_variable_retrieve(cfg, "general", "timestampevents")))
02803       timestampevents = ast_true(val);
02804 
02805    if ((val = ast_variable_retrieve(cfg, "general", "httptimeout")))
02806       newhttptimeout = atoi(val);
02807 
02808    memset(&ba, 0, sizeof(ba));
02809    ba.sin_family = AF_INET;
02810    ba.sin_port = htons(portno);
02811 
02812    if ((val = ast_variable_retrieve(cfg, "general", "bindaddr"))) {
02813       if (!inet_aton(val, &ba.sin_addr)) { 
02814          ast_log(LOG_WARNING, "Invalid address '%s' specified, using 0.0.0.0\n", val);
02815          memset(&ba.sin_addr, 0, sizeof(ba.sin_addr));
02816       }
02817    }
02818    
02819 
02820    if ((asock > -1) && ((portno != oldportno) || !enabled)) {
02821 #if 0
02822       /* Can't be done yet */
02823       close(asock);
02824       asock = -1;
02825 #else
02826       ast_log(LOG_WARNING, "Unable to change management port / enabled\n");
02827 #endif
02828    }
02829 
02830    AST_LIST_LOCK(&users);
02831 
02832    while ((cat = ast_category_browse(cfg, cat))) {
02833       struct ast_variable *var = NULL;
02834 
02835       if (!strcasecmp(cat, "general"))
02836          continue;
02837 
02838       /* Look for an existing entry, if none found - create one and add it to the list */
02839       if (!(user = ast_get_manager_by_name_locked(cat))) {
02840          if (!(user = ast_calloc(1, sizeof(*user))))
02841             break;
02842          /* Copy name over */
02843          ast_copy_string(user->username, cat, sizeof(user->username));
02844          /* Insert into list */
02845          AST_LIST_INSERT_TAIL(&users, user, list);
02846       }
02847 
02848       /* Make sure we keep this user and don't destroy it during cleanup */
02849       user->keep = 1;
02850 
02851       var = ast_variable_browse(cfg, cat);
02852       while (var) {
02853          if (!strcasecmp(var->name, "secret")) {
02854             if (user->secret)
02855                free(user->secret);
02856             user->secret = ast_strdup(var->value);
02857          } else if (!strcasecmp(var->name, "deny") ) {
02858             if (user->deny)
02859                free(user->deny);
02860             user->deny = ast_strdup(var->value);
02861          } else if (!strcasecmp(var->name, "permit") ) {
02862             if (user->permit)
02863                free(user->permit);
02864             user->permit = ast_strdup(var->value);
02865          }  else if (!strcasecmp(var->name, "read") ) {
02866             if (user->read)
02867                free(user->read);
02868             user->read = ast_strdup(var->value);
02869          }  else if (!strcasecmp(var->name, "write") ) {
02870             if (user->write)
02871                free(user->write);
02872             user->write = ast_strdup(var->value);
02873          }  else if (!strcasecmp(var->name, "displayconnects") )
02874             user->displayconnects = ast_true(var->value);
02875          else
02876             ast_log(LOG_DEBUG, "%s is an unknown option.\n", var->name);
02877          var = var->next;
02878       }
02879    }
02880 
02881    /* Perform cleanup - essentially prune out old users that no longer exist */
02882    AST_LIST_TRAVERSE_SAFE_BEGIN(&users, user, list) {
02883       if (user->keep) {
02884          user->keep = 0;
02885          continue;
02886       }
02887       /* We do not need to keep this user so take them out of the list */
02888       AST_LIST_REMOVE_CURRENT(&users, list);
02889       /* Free their memory now */
02890       if (user->secret)
02891          free(user->secret);
02892       if (user->deny)
02893          free(user->deny);
02894       if (user->permit)
02895          free(user->permit);
02896       if (user->read)
02897          free(user->read);
02898       if (user->write)
02899          free(user->write);
02900       free(user);
02901    }
02902    AST_LIST_TRAVERSE_SAFE_END
02903 
02904    AST_LIST_UNLOCK(&users);
02905 
02906    ast_config_destroy(cfg);
02907    
02908    if (webenabled && enabled) {
02909       if (!webregged) {
02910          ast_http_uri_link(&rawmanuri);
02911          ast_http_uri_link(&manageruri);
02912          ast_http_uri_link(&managerxmluri);
02913          webregged = 1;
02914       }
02915    } else {
02916       if (webregged) {
02917          ast_http_uri_unlink(&rawmanuri);
02918          ast_http_uri_unlink(&manageruri);
02919          ast_http_uri_unlink(&managerxmluri);
02920          webregged = 0;
02921       }
02922    }
02923 
02924    if (newhttptimeout > 0)
02925       httptimeout = newhttptimeout;
02926 
02927    /* If not enabled, do nothing */
02928    if (!enabled)
02929       return 0;
02930 
02931    if (asock < 0) {
02932       asock = socket(AF_INET, SOCK_STREAM, 0);
02933       if (asock < 0) {
02934          ast_log(LOG_WARNING, "Unable to create socket: %s\n", strerror(errno));
02935          return -1;
02936       }
02937       setsockopt(asock, SOL_SOCKET, SO_REUSEADDR, &x, sizeof(x));
02938       if (bind(asock, (struct sockaddr *)&ba, sizeof(ba))) {
02939          ast_log(LOG_WARNING, "Unable to bind socket: %s\n", strerror(errno));
02940          close(asock);
02941          asock = -1;
02942          return -1;
02943       }
02944       if (listen(asock, 2)) {
02945          ast_log(LOG_WARNING, "Unable to listen on socket: %s\n", strerror(errno));
02946          close(asock);
02947          asock = -1;
02948          return -1;
02949       }
02950       flags = fcntl(asock, F_GETFL);
02951       fcntl(asock, F_SETFL, flags | O_NONBLOCK);
02952       if (option_verbose)
02953          ast_verbose("Asterisk Management interface listening on port %d\n", portno);
02954       ast_pthread_create_background(&t, NULL, accept_thread, NULL);
02955    }
02956    return 0;
02957 }

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 2693 of file manager.c.

References FORMAT_HTML, and generic_http_callback().

02694 {
02695    return generic_http_callback(FORMAT_HTML, requestor, uri, params, status, title, contentlength);
02696 }

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 2698 of file manager.c.

References FORMAT_XML, and generic_http_callback().

02699 {
02700    return generic_http_callback(FORMAT_XML, requestor, uri, params, status, title, contentlength);
02701 }

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 2703 of file manager.c.

References FORMAT_RAW, and generic_http_callback().

02704 {
02705    return generic_http_callback(FORMAT_RAW, requestor, uri, params, status, title, contentlength);
02706 }

int reload_manager ( void   ) 

Definition at line 2959 of file manager.c.

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

02960 {
02961    manager_event(EVENT_FLAG_SYSTEM, "Reload", "Message: Reload Requested\r\n");
02962    return init_manager();
02963 }


Variable Documentation

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

Definition at line 2542 of file manager.c.

struct ast_http_uri manageruri

Definition at line 2715 of file manager.c.

Referenced by init_manager().

struct ast_http_uri managerxmluri

Definition at line 2722 of file manager.c.

Referenced by init_manager().

struct ast_http_uri rawmanuri

Definition at line 2708 of file manager.c.

Referenced by init_manager().

int registered = 0 [static]

Definition at line 2729 of file manager.c.

int webregged = 0 [static]

Definition at line 2730 of file manager.c.


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