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965 lines
25 KiB
965 lines
25 KiB
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* True call queues with optional send URL on answer
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*
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* Copyright (C) 1999, Mark Spencer
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*
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* Mark Spencer <markster@linux-support.net>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License
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*/
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#include <asterisk/lock.h>
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#include <asterisk/file.h>
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#include <asterisk/logger.h>
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#include <asterisk/channel.h>
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#include <asterisk/pbx.h>
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#include <asterisk/options.h>
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#include <asterisk/module.h>
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#include <asterisk/translate.h>
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#include <asterisk/say.h>
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#include <asterisk/parking.h>
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#include <asterisk/musiconhold.h>
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#include <asterisk/cli.h>
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#include <asterisk/manager.h> /* JDG */
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#include <asterisk/config.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/time.h>
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#include <sys/signal.h>
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#include <netinet/in.h>
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#include <pthread.h>
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#define DEFAULT_RETRY 5
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#define DEFAULT_TIMEOUT 15
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#define RECHECK 1 /* Recheck every second to see we we're at the top yet */
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static char *tdesc = "True Call Queueing";
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static char *app = "Queue";
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static char *synopsis = "Queue a call for a call queue";
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static char *descrip =
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" Queue(queuename[|options[|URL][|announceoverride]]):\n"
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"Queues an incoming call in a particular call queue as defined in queues.conf.\n"
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" This application returns -1 if the originating channel hangs up, or if the\n"
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"call is bridged and either of the parties in the bridge terminate the call.\n"
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"Returns 0 if the queue is full, nonexistant, or has no members.\n"
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"The option string may contain zero or more of the following characters:\n"
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" 't' -- allow the called user transfer the calling user\n"
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" 'T' -- to allow the calling user to transfer the call.\n"
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" 'd' -- data-quality (modem) call (minimum delay).\n"
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" 'H' -- allow caller to hang up by hitting *.\n"
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" In addition to transferring the call, a call may be parked and then picked\n"
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"up by another user.\n"
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" The optionnal URL will be sent to the called party if the channel supports\n"
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"it.\n";
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/* We define a customer "local user" structure because we
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use it not only for keeping track of what is in use but
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also for keeping track of who we're dialing. */
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struct localuser {
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struct ast_channel *chan;
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int stillgoing;
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int allowredirect;
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int ringbackonly;
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int musiconhold;
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int dataquality;
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int allowdisconnect;
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struct localuser *next;
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};
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LOCAL_USER_DECL;
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struct queue_ent {
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struct ast_call_queue *parent; /* What queue is our parent */
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char moh[80]; /* Name of musiconhold to be used */
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char announce[80]; /* Announcement to play */
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char context[80]; /* Context when user exits queue */
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int pos; /* Where we are in the queue */
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time_t start; /* When we started holding */
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struct ast_channel *chan; /* Our channel */
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struct queue_ent *next; /* The next queue entry */
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};
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struct member {
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char tech[80]; /* Technology */
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char loc[256]; /* Location */
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struct member *next; /* Next member */
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};
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struct ast_call_queue {
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pthread_mutex_t lock;
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char name[80]; /* Name of the queue */
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char moh[80]; /* Name of musiconhold to be used */
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char announce[80]; /* Announcement to play */
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char context[80]; /* Announcement to play */
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int announcetimeout; /* How often to announce their position */
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int count; /* How many entries are in the queue */
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int maxlen; /* Max number of entries in queue */
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int dead; /* Whether this queue is dead or not */
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int retry; /* Retry calling everyone after this amount of time */
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int timeout; /* How long to wait for an answer */
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struct member *members; /* Member channels to be tried */
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struct queue_ent *head; /* Start of the actual queue */
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struct ast_call_queue *next; /* Next call queue */
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};
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static struct ast_call_queue *queues = NULL;
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static pthread_mutex_t qlock = AST_MUTEX_INITIALIZER;
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static int join_queue(char *queuename, struct queue_ent *qe)
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{
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struct ast_call_queue *q;
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struct queue_ent *cur, *prev = NULL;
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int res = -1;
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int pos = 0;
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ast_pthread_mutex_lock(&qlock);
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q = queues;
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while(q) {
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if (!strcasecmp(q->name, queuename)) {
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/* This is our one */
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ast_pthread_mutex_lock(&q->lock);
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if (q->members && (!q->maxlen || (q->count < q->maxlen))) {
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/* There's space for us, put us at the end */
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prev = NULL;
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cur = q->head;
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while(cur) {
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cur->pos = ++pos;
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prev = cur;
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cur = cur->next;
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}
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if (prev)
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prev->next = qe;
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else
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q->head = qe;
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/* Fix additional pointers and
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information */
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qe->next = NULL;
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qe->parent = q;
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qe->pos = ++pos;
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strncpy(qe->moh, q->moh, sizeof(qe->moh));
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strncpy(qe->announce, q->announce, sizeof(qe->announce));
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strncpy(qe->context, q->context, sizeof(qe->context));
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q->count++;
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res = 0;
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manager_event(EVENT_FLAG_CALL, "Join",
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"Channel: %s\r\nQueue: %s\r\nPosition: %d\r\n",
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qe->chan->name, q->name, qe->pos );
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}
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ast_pthread_mutex_unlock(&q->lock);
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break;
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}
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q = q->next;
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}
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ast_pthread_mutex_unlock(&qlock);
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return res;
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}
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static void free_members(struct ast_call_queue *q)
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{
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struct member *curm, *next;
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curm = q->members;
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while(curm) {
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next = curm->next;
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free(curm);
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curm = next;
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}
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q->members = NULL;
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}
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static void destroy_queue(struct ast_call_queue *q)
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{
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struct ast_call_queue *cur, *prev = NULL;
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ast_pthread_mutex_lock(&qlock);
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cur = queues;
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while(cur) {
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if (cur == q) {
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if (prev)
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prev->next = cur->next;
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else
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queues = cur->next;
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} else {
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prev = cur;
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}
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cur = cur->next;
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}
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ast_pthread_mutex_unlock(&qlock);
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free_members(q);
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free(q);
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}
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static void leave_queue(struct queue_ent *qe)
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{
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struct ast_call_queue *q;
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struct queue_ent *cur, *prev = NULL;
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int pos = 0;
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q = qe->parent;
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if (!q)
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return;
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ast_pthread_mutex_lock(&q->lock);
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/* Take us out of the queue */
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manager_event(EVENT_FLAG_CALL, "Leave",
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"Channel: %s\r\nQueue: %s\r\n",
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qe->chan->name, q->name );
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prev = NULL;
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cur = q->head;
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while(cur) {
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if (cur == qe) {
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q->count--;
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/* Take us out of the queue */
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if (prev)
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prev->next = cur->next;
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else
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q->head = cur->next;
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} else {
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cur->pos = ++pos;
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prev = cur;
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}
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cur = cur->next;
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}
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ast_pthread_mutex_unlock(&q->lock);
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if (q->dead && !q->count) {
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/* It's dead and nobody is in it, so kill it */
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destroy_queue(q);
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}
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}
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static void hanguptree(struct localuser *outgoing, struct ast_channel *exception)
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{
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/* Hang up a tree of stuff */
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struct localuser *oo;
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while(outgoing) {
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/* Hangup any existing lines we have open */
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if (outgoing->chan != exception)
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ast_hangup(outgoing->chan);
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oo = outgoing;
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outgoing=outgoing->next;
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free(oo);
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}
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}
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#define MAX 256
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static struct ast_channel *wait_for_answer(struct ast_channel *in, struct localuser *outgoing, int *to, int *allowredir, int *allowdisconnect, char *queue)
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{
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struct localuser *o;
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int found;
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int numlines;
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int sentringing = 0;
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int numbusies = 0;
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int orig = *to;
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struct ast_frame *f;
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struct ast_channel *peer = NULL;
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struct ast_channel *watchers[MAX];
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int pos;
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struct ast_channel *winner;
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while(*to && !peer) {
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o = outgoing;
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found = -1;
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pos = 1;
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numlines = 0;
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watchers[0] = in;
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while(o) {
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/* Keep track of important channels */
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if (o->stillgoing) {
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watchers[pos++] = o->chan;
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found = 1;
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}
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o = o->next;
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numlines++;
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}
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if (found < 0) {
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if (numlines == numbusies) {
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ast_log(LOG_DEBUG, "Everyone is busy at this time\n");
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} else {
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ast_log(LOG_NOTICE, "No one is answered queue %s\n", queue);
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}
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*to = 0;
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return NULL;
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}
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winner = ast_waitfor_n(watchers, pos, to);
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o = outgoing;
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while(o) {
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if (o->stillgoing && (o->chan->_state == AST_STATE_UP)) {
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if (!peer) {
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if (option_verbose > 2)
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ast_verbose( VERBOSE_PREFIX_3 "%s answered %s\n", o->chan->name, in->name);
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peer = o->chan;
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*allowredir = o->allowredirect;
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*allowdisconnect = o->allowdisconnect;
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}
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} else if (o->chan == winner) {
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f = ast_read(winner);
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if (f) {
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if (f->frametype == AST_FRAME_CONTROL) {
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switch(f->subclass) {
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case AST_CONTROL_ANSWER:
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/* This is our guy if someone answered. */
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if (!peer) {
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if (option_verbose > 2)
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ast_verbose( VERBOSE_PREFIX_3 "%s answered %s\n", o->chan->name, in->name);
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peer = o->chan;
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*allowredir = o->allowredirect;
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*allowdisconnect = o->allowdisconnect;
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}
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break;
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case AST_CONTROL_BUSY:
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if (option_verbose > 2)
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ast_verbose( VERBOSE_PREFIX_3 "%s is busy\n", o->chan->name);
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o->stillgoing = 0;
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if (in->cdr)
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ast_cdr_busy(in->cdr);
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numbusies++;
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break;
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case AST_CONTROL_CONGESTION:
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if (option_verbose > 2)
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ast_verbose( VERBOSE_PREFIX_3 "%s is circuit-busy\n", o->chan->name);
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o->stillgoing = 0;
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if (in->cdr)
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ast_cdr_busy(in->cdr);
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numbusies++;
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break;
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case AST_CONTROL_RINGING:
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if (option_verbose > 2)
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ast_verbose( VERBOSE_PREFIX_3 "%s is ringing\n", o->chan->name);
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if (!sentringing) {
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#if 0
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ast_indicate(in, AST_CONTROL_RINGING);
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#endif
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sentringing++;
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}
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break;
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case AST_CONTROL_OFFHOOK:
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/* Ignore going off hook */
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break;
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default:
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ast_log(LOG_DEBUG, "Dunno what to do with control type %d\n", f->subclass);
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}
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}
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ast_frfree(f);
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} else {
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o->stillgoing = 0;
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}
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}
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o = o->next;
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}
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if (winner == in) {
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f = ast_read(in);
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#if 0
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if (f && (f->frametype != AST_FRAME_VOICE))
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printf("Frame type: %d, %d\n", f->frametype, f->subclass);
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else if (!f || (f->frametype != AST_FRAME_VOICE))
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printf("Hangup received on %s\n", in->name);
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#endif
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if (!f || ((f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_HANGUP))) {
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/* Got hung up */
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*to=-1;
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return NULL;
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}
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if (f && (f->frametype == AST_FRAME_DTMF) && allowdisconnect &&
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(f->subclass == '*')) {
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if (option_verbose > 3)
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ast_verbose(VERBOSE_PREFIX_3 "User hit %c to disconnect call.\n", f->subclass);
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*to=0;
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return NULL;
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}
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}
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if (!*to && (option_verbose > 2))
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ast_verbose( VERBOSE_PREFIX_3 "Nobody picked up in %d ms\n", orig);
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}
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return peer;
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}
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static int wait_our_turn(struct queue_ent *qe)
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{
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struct queue_ent *ch;
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int res = 0;
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for (;;) {
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/* Atomically read the parent head */
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pthread_mutex_lock(&qe->parent->lock);
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ch = qe->parent->head;
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pthread_mutex_unlock(&qe->parent->lock);
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/* If we are now at the top of the head, break out */
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if (qe->parent->head == qe)
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break;
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/* Wait a second before checking again */
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res = ast_waitfordigit(qe->chan, RECHECK * 1000);
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if (res)
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break;
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}
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return res;
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}
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static int try_calling(struct queue_ent *qe, char *options, char *announceoverride, char *url)
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{
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struct member *cur;
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struct localuser *outgoing=NULL, *tmp = NULL;
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int to;
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int allowredir=0;
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int allowdisconnect=0;
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char numsubst[AST_MAX_EXTENSION];
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char restofit[AST_MAX_EXTENSION];
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char *newnum;
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struct ast_channel *peer;
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int res = 0, bridge = 0;
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char *announce = NULL;
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/* Hold the lock while we setup the outgoing calls */
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ast_pthread_mutex_lock(&qe->parent->lock);
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cur = qe->parent->members;
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if (strlen(qe->announce))
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announce = qe->announce;
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if (announceoverride && strlen(announceoverride))
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announce = announceoverride;
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while(cur) {
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/* Get a technology/[device:]number pair */
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tmp = malloc(sizeof(struct localuser));
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if (!tmp) {
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ast_log(LOG_WARNING, "Out of memory\n");
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goto out;
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}
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memset(tmp, 0, sizeof(struct localuser));
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if (options) {
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if (strchr(options, 't'))
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tmp->allowredirect = 1;
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if (strchr(options, 'r'))
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tmp->ringbackonly = 1;
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if (strchr(options, 'm'))
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tmp->musiconhold = 1;
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if (strchr(options, 'd'))
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tmp->dataquality = 1;
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if (strchr(options, 'H'))
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tmp->allowdisconnect = 1;
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}
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if (url) {
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ast_log(LOG_DEBUG, "Queue with URL=%s_\n", url);
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} else
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ast_log(LOG_DEBUG, "Simple queue (no URL)\n");
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strncpy(numsubst, cur->loc, sizeof(numsubst)-1);
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/* If we're dialing by extension, look at the extension to know what to dial */
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if ((newnum = strstr(numsubst, "BYEXTENSION"))) {
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strncpy(restofit, newnum + strlen("BYEXTENSION"), sizeof(restofit)-1);
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snprintf(newnum, sizeof(numsubst) - (newnum - numsubst), "%s%s", qe->chan->exten,restofit);
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if (option_debug)
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ast_log(LOG_DEBUG, "Dialing by extension %s\n", numsubst);
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}
|
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/* Request the peer */
|
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tmp->chan = ast_request(cur->tech, qe->chan->nativeformats, numsubst);
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if (!tmp->chan) {
|
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/* If we can't, just go on to the next call */
|
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#if 0
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ast_log(LOG_NOTICE, "Unable to create channel of type '%s'\n", cur->tech);
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#endif
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if (qe->chan->cdr)
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ast_cdr_busy(qe->chan->cdr);
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free(tmp);
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cur = cur->next;
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continue;
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}
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#if 0
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/* Don't honor call forwarding on a queue! */
|
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if (strlen(tmp->chan->call_forward)) {
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if (option_verbose > 2)
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ast_verbose(VERBOSE_PREFIX_3 "Forwarding call to '%s@%s'\n", tmp->chan->call_forward, tmp->chan->context);
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/* Setup parameters */
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strncpy(chan->exten, tmp->chan->call_forward, sizeof(chan->exten));
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strncpy(chan->context, tmp->chan->context, sizeof(chan->context));
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chan->priority = 0;
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to = 0;
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ast_hangup(tmp->chan);
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free(tmp);
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cur = rest;
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break;
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}
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#endif
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tmp->chan->appl = "AppQueue";
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tmp->chan->data = "(Outgoing Line)";
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tmp->chan->whentohangup = 0;
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if (tmp->chan->callerid)
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free(tmp->chan->callerid);
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if (tmp->chan->ani)
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free(tmp->chan->ani);
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if (qe->chan->callerid)
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tmp->chan->callerid = strdup(qe->chan->callerid);
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else
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tmp->chan->callerid = NULL;
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if (qe->chan->ani)
|
|
tmp->chan->ani = strdup(qe->chan->ani);
|
|
else
|
|
tmp->chan->ani = NULL;
|
|
/* Presense of ADSI CPE on outgoing channel follows ours */
|
|
tmp->chan->adsicpe = qe->chan->adsicpe;
|
|
/* Place the call, but don't wait on the answer */
|
|
res = ast_call(tmp->chan, numsubst, 0);
|
|
if (res) {
|
|
/* Again, keep going even if there's an error */
|
|
if (option_debug)
|
|
ast_log(LOG_DEBUG, "ast call on peer returned %d\n", res);
|
|
else if (option_verbose > 2)
|
|
ast_verbose(VERBOSE_PREFIX_3 "Couldn't call %s\n", numsubst);
|
|
ast_hangup(tmp->chan);
|
|
free(tmp);
|
|
cur = cur->next;
|
|
continue;
|
|
} else
|
|
if (option_verbose > 2)
|
|
ast_verbose(VERBOSE_PREFIX_3 "Called %s\n", numsubst);
|
|
/* Put them in the list of outgoing thingies... We're ready now.
|
|
XXX If we're forcibly removed, these outgoing calls won't get
|
|
hung up XXX */
|
|
tmp->stillgoing = -1;
|
|
tmp->next = outgoing;
|
|
outgoing = tmp;
|
|
/* If this line is up, don't try anybody else */
|
|
if (outgoing->chan->_state == AST_STATE_UP)
|
|
break;
|
|
|
|
cur = cur->next;
|
|
}
|
|
if (qe->parent->timeout)
|
|
to = qe->parent->timeout * 1000;
|
|
else
|
|
to = -1;
|
|
ast_pthread_mutex_unlock(&qe->parent->lock);
|
|
|
|
peer = wait_for_answer(qe->chan, outgoing, &to, &allowredir, &allowdisconnect, qe->parent->name);
|
|
if (!peer) {
|
|
if (to)
|
|
/* Musta gotten hung up */
|
|
res = -1;
|
|
else
|
|
/* Nobody answered, next please? */
|
|
res=0;
|
|
|
|
goto out;
|
|
}
|
|
if (peer) {
|
|
/* Ah ha! Someone answered within the desired timeframe. Of course after this
|
|
we will always return with -1 so that it is hung up properly after the
|
|
conversation. */
|
|
hanguptree(outgoing, peer);
|
|
/* Stop music on hold */
|
|
ast_moh_stop(qe->chan);
|
|
outgoing = NULL;
|
|
if (announce) {
|
|
int res2;
|
|
res2 = ast_streamfile(peer, announce, peer->language);
|
|
/* XXX Need a function to wait on *both* streams XXX */
|
|
if (!res2)
|
|
res2 = ast_waitstream(peer, "");
|
|
else
|
|
res2 = 0;
|
|
if (res2) {
|
|
/* Agent must have hung up */
|
|
ast_log(LOG_WARNING, "Agent on %s hungup on the customer. They're going to be pissed.\n", peer->name);
|
|
ast_hangup(peer);
|
|
return -1;
|
|
}
|
|
}
|
|
/* If appropriate, log that we have a destination channel */
|
|
if (qe->chan->cdr)
|
|
ast_cdr_setdestchan(qe->chan->cdr, peer->name);
|
|
/* Make sure channels are compatible */
|
|
res = ast_channel_make_compatible(qe->chan, peer);
|
|
if (res < 0) {
|
|
ast_log(LOG_WARNING, "Had to drop call because I couldn't make %s compatible with %s\n", qe->chan->name, peer->name);
|
|
ast_hangup(peer);
|
|
return -1;
|
|
}
|
|
if (!strcmp(qe->chan->type,"Zap")) {
|
|
int x = 2;
|
|
if (tmp->dataquality) x = 0;
|
|
ast_channel_setoption(qe->chan,AST_OPTION_TONE_VERIFY,&x,sizeof(char),0);
|
|
}
|
|
if (!strcmp(peer->type,"Zap")) {
|
|
int x = 2;
|
|
if (tmp->dataquality) x = 0;
|
|
ast_channel_setoption(peer,AST_OPTION_TONE_VERIFY,&x,sizeof(char),0);
|
|
}
|
|
/* Drop out of the queue at this point, to prepare for next caller */
|
|
leave_queue(qe);
|
|
/* JDG: sendurl */
|
|
if( url && strlen(url) && ast_channel_supports_html(peer) ) {
|
|
ast_log(LOG_DEBUG, "app_queue: sendurl=%s.\n", url);
|
|
ast_channel_sendurl( peer, url );
|
|
} /* /JDG */
|
|
bridge = ast_bridge_call(qe->chan, peer, allowredir, allowdisconnect);
|
|
ast_hangup(peer);
|
|
if( bridge == 0 ) res=1; /* JDG: bridge successfull, leave app_queue */
|
|
else res = bridge; /* bridge error, stay in the queue */
|
|
}
|
|
out:
|
|
hanguptree(outgoing, NULL);
|
|
return res;
|
|
}
|
|
|
|
static int wait_a_bit(struct queue_ent *qe)
|
|
{
|
|
int retrywait;
|
|
/* Hold the lock while we setup the outgoing calls */
|
|
ast_pthread_mutex_lock(&qe->parent->lock);
|
|
retrywait = qe->parent->retry * 1000;
|
|
ast_pthread_mutex_unlock(&qe->parent->lock);
|
|
return ast_waitfordigit(qe->chan, retrywait);
|
|
}
|
|
|
|
static int valid_exit(struct queue_ent *qe, char digit)
|
|
{
|
|
char tmp[2];
|
|
if (!strlen(qe->context))
|
|
return 0;
|
|
tmp[0] = digit;
|
|
tmp[1] = '\0';
|
|
if (ast_exists_extension(qe->chan, qe->context, tmp, 1, qe->chan->callerid)) {
|
|
strncpy(qe->chan->context, qe->context, sizeof(qe->chan->context) - 1);
|
|
strncpy(qe->chan->exten, tmp, sizeof(qe->chan->exten) - 1);
|
|
qe->chan->priority = 0;
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int queue_exec(struct ast_channel *chan, void *data)
|
|
{
|
|
int res=-1;
|
|
struct localuser *u;
|
|
char *queuename;
|
|
char info[512];
|
|
char *options = NULL;
|
|
char *url = NULL;
|
|
char *announceoverride = NULL;
|
|
|
|
/* Our queue entry */
|
|
struct queue_ent qe;
|
|
|
|
if (!data) {
|
|
ast_log(LOG_WARNING, "Queue requires an argument (queuename|optional timeout|optional URL)\n");
|
|
return -1;
|
|
}
|
|
|
|
LOCAL_USER_ADD(u);
|
|
|
|
/* Parse our arguments XXX Check for failure XXX */
|
|
strncpy(info, (char *)data, strlen((char *)data) + AST_MAX_EXTENSION-1);
|
|
queuename = info;
|
|
if (queuename) {
|
|
options = strchr(queuename, '|');
|
|
if (options) {
|
|
*options = '\0';
|
|
options++;
|
|
url = strchr(options, '|');
|
|
if (url) {
|
|
*url = '\0';
|
|
url++;
|
|
announceoverride = strchr(url, '|');
|
|
if (announceoverride) {
|
|
*announceoverride = '\0';
|
|
announceoverride++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
printf("queue: %s, options: %s, url: %s, announce: %s\n",
|
|
queuename, options, url, announceoverride);
|
|
/* Setup our queue entry */
|
|
memset(&qe, 0, sizeof(qe));
|
|
qe.chan = chan;
|
|
qe.start = time(NULL);
|
|
if (!join_queue(queuename, &qe)) {
|
|
/* Start music on hold */
|
|
ast_moh_start(chan, qe.moh);
|
|
for (;;) {
|
|
res = wait_our_turn(&qe);
|
|
/* If they hungup, return immediately */
|
|
if (res < 0) {
|
|
if (option_verbose > 2) {
|
|
ast_verbose(VERBOSE_PREFIX_3 "User disconnected while waiting their turn\n");
|
|
res = -1;
|
|
}
|
|
break;
|
|
}
|
|
if (!res)
|
|
break;
|
|
if (valid_exit(&qe, res))
|
|
break;
|
|
}
|
|
if (!res) {
|
|
for (;;) {
|
|
res = try_calling(&qe, options, announceoverride, url);
|
|
if (res)
|
|
break;
|
|
res = wait_a_bit(&qe);
|
|
if (res < 0) {
|
|
if (option_verbose > 2) {
|
|
ast_verbose(VERBOSE_PREFIX_3 "User disconnected when they almost made it\n");
|
|
res = -1;
|
|
}
|
|
break;
|
|
}
|
|
if (res && valid_exit(&qe, res))
|
|
break;
|
|
}
|
|
}
|
|
/* Don't allow return code > 0 */
|
|
if (res > 0)
|
|
res = 0;
|
|
ast_moh_stop(chan);
|
|
leave_queue(&qe);
|
|
} else {
|
|
ast_log(LOG_WARNING, "Unable to join queue '%s'\n", queuename);
|
|
res = 0;
|
|
}
|
|
LOCAL_USER_REMOVE(u);
|
|
return res;
|
|
}
|
|
|
|
static void reload_queues(void)
|
|
{
|
|
struct ast_call_queue *q, *ql, *qn;
|
|
struct ast_config *cfg;
|
|
char *cat, *tmp;
|
|
struct ast_variable *var;
|
|
struct member *prev, *cur;
|
|
int new;
|
|
cfg = ast_load("queues.conf");
|
|
if (!cfg) {
|
|
ast_log(LOG_NOTICE, "No call queueing config file, so no call queues\n");
|
|
return;
|
|
}
|
|
ast_pthread_mutex_lock(&qlock);
|
|
/* Mark all queues as dead for the moment */
|
|
q = queues;
|
|
while(q) {
|
|
q->dead = 1;
|
|
q = q->next;
|
|
}
|
|
/* Chug through config file */
|
|
cat = ast_category_browse(cfg, NULL);
|
|
while(cat) {
|
|
if (strcasecmp(cat, "general")) {
|
|
/* Look for an existing one */
|
|
q = queues;
|
|
while(q) {
|
|
if (!strcmp(q->name, cat))
|
|
break;
|
|
q = q->next;
|
|
}
|
|
if (!q) {
|
|
/* Make one then */
|
|
q = malloc(sizeof(struct ast_call_queue));
|
|
if (q) {
|
|
/* Initialize it */
|
|
memset(q, 0, sizeof(struct ast_call_queue));
|
|
strncpy(q->name, cat, sizeof(q->name));
|
|
new = 1;
|
|
} else new = 0;
|
|
} else
|
|
new = 0;
|
|
if (q) {
|
|
if (!new)
|
|
ast_pthread_mutex_lock(&q->lock);
|
|
/* Re-initialize the queue */
|
|
q->dead = 0;
|
|
q->retry = 0;
|
|
q->timeout = -1;
|
|
q->maxlen = 0;
|
|
free_members(q);
|
|
strcpy(q->moh, "");
|
|
strcpy(q->announce, "");
|
|
strcpy(q->context, "");
|
|
prev = NULL;
|
|
var = ast_variable_browse(cfg, cat);
|
|
while(var) {
|
|
if (!strcasecmp(var->name, "member")) {
|
|
/* Add a new member */
|
|
cur = malloc(sizeof(struct member));
|
|
if (cur) {
|
|
memset(cur, 0, sizeof(struct member));
|
|
strncpy(cur->tech, var->value, sizeof(cur->tech) - 1);
|
|
if ((tmp = strchr(cur->tech, '/')))
|
|
*tmp = '\0';
|
|
if ((tmp = strchr(var->value, '/'))) {
|
|
tmp++;
|
|
strncpy(cur->loc, tmp, sizeof(cur->loc) - 1);
|
|
} else
|
|
ast_log(LOG_WARNING, "No location at line %d of queue.conf\n", var->lineno);
|
|
if (prev)
|
|
prev->next = cur;
|
|
else
|
|
q->members = cur;
|
|
prev = cur;
|
|
}
|
|
} else if (!strcasecmp(var->name, "music")) {
|
|
strncpy(q->moh, var->value, sizeof(q->moh) - 1);
|
|
} else if (!strcasecmp(var->name, "announce")) {
|
|
strncpy(q->announce, var->value, sizeof(q->announce) - 1);
|
|
} else if (!strcasecmp(var->name, "context")) {
|
|
strncpy(q->context, var->value, sizeof(q->context) - 1);
|
|
} else if (!strcasecmp(var->name, "timeout")) {
|
|
q->timeout = atoi(var->value);
|
|
} else if (!strcasecmp(var->name, "retry")) {
|
|
q->retry = atoi(var->value);
|
|
} else if (!strcasecmp(var->name, "maxlen")) {
|
|
q->maxlen = atoi(var->value);
|
|
} else {
|
|
ast_log(LOG_WARNING, "Unknown keyword in queue '%s': %s at line %d of queue.conf\n", cat, var->name, var->lineno);
|
|
}
|
|
var = var->next;
|
|
}
|
|
if (q->retry < 1)
|
|
q->retry = DEFAULT_RETRY;
|
|
if (q->timeout < 0)
|
|
q->timeout = DEFAULT_TIMEOUT;
|
|
if (q->maxlen < 0)
|
|
q->maxlen = 0;
|
|
if (!new)
|
|
ast_pthread_mutex_unlock(&q->lock);
|
|
if (new) {
|
|
q->next = queues;
|
|
queues = q;
|
|
}
|
|
}
|
|
}
|
|
cat = ast_category_browse(cfg, cat);
|
|
}
|
|
ast_destroy(cfg);
|
|
q = queues;
|
|
ql = NULL;
|
|
while(q) {
|
|
qn = q->next;
|
|
if (q->dead) {
|
|
if (ql)
|
|
ql->next = q->next;
|
|
else
|
|
queues = q->next;
|
|
if (!q->count) {
|
|
free(q);
|
|
} else
|
|
ast_log(LOG_WARNING, "XXX Leaking a litttle memory :( XXX\n");
|
|
} else
|
|
ql = q;
|
|
q = qn;
|
|
}
|
|
ast_pthread_mutex_unlock(&qlock);
|
|
}
|
|
|
|
static int queues_show(int fd, int argc, char **argv)
|
|
{
|
|
struct ast_call_queue *q;
|
|
struct queue_ent *qe;
|
|
struct member *mem;
|
|
int pos;
|
|
time_t now;
|
|
char max[80];
|
|
|
|
time(&now);
|
|
if (argc != 2)
|
|
return RESULT_SHOWUSAGE;
|
|
q = queues;
|
|
if (!q) {
|
|
ast_cli(fd, "No queues.\n");
|
|
return RESULT_SUCCESS;
|
|
}
|
|
while(q) {
|
|
ast_pthread_mutex_lock(&q->lock);
|
|
if (q->maxlen)
|
|
snprintf(max, sizeof(max), "%d", q->maxlen);
|
|
else
|
|
strcpy(max, "unlimited");
|
|
ast_cli(fd, "%-12.12s has %d calls (max %s)\n", q->name, q->count, max);
|
|
if (q->members) {
|
|
ast_cli(fd, " Members: \n");
|
|
for (mem = q->members; mem; mem = mem->next)
|
|
ast_cli(fd, " %s/%s\n", mem->tech, mem->loc);
|
|
} else
|
|
ast_cli(fd, " No Members\n");
|
|
if (q->head) {
|
|
pos = 1;
|
|
ast_cli(fd, " Callers: \n");
|
|
for (qe = q->head; qe; qe = qe->next)
|
|
ast_cli(fd, " %d. %s (wait: %d:%02.2d)\n", pos++, qe->chan->name,
|
|
(now - qe->start) / 60, (now - qe->start) % 60);
|
|
} else
|
|
ast_cli(fd, " No Callers\n");
|
|
ast_cli(fd, "\n");
|
|
ast_pthread_mutex_unlock(&q->lock);
|
|
q = q->next;
|
|
}
|
|
return RESULT_SUCCESS;
|
|
}
|
|
|
|
/* JDG: callback to display queues status in manager */
|
|
static int manager_queues_show( struct mansession *s, struct message *m )
|
|
{
|
|
char *a[] = { "show", "queues" };
|
|
return queues_show( s->fd, 2, a );
|
|
} /* /JDG */
|
|
|
|
static char show_queues_usage[] =
|
|
"Usage: show queues\n"
|
|
" Provides summary information on call queues.\n";
|
|
|
|
static struct ast_cli_entry cli_show_queues = {
|
|
{ "show", "queues", NULL }, queues_show,
|
|
"Show status of queues", show_queues_usage, NULL };
|
|
|
|
int unload_module(void)
|
|
{
|
|
STANDARD_HANGUP_LOCALUSERS;
|
|
ast_cli_unregister(&cli_show_queues);
|
|
ast_manager_unregister( "Queues" );
|
|
return ast_unregister_application(app);
|
|
}
|
|
|
|
int load_module(void)
|
|
{
|
|
int res;
|
|
res = ast_register_application(app, queue_exec, synopsis, descrip);
|
|
if (!res) {
|
|
ast_cli_register(&cli_show_queues);
|
|
ast_manager_register( "Queues", 0, manager_queues_show, "Queues" );
|
|
}
|
|
reload_queues();
|
|
return res;
|
|
}
|
|
|
|
int reload(void)
|
|
{
|
|
reload_queues();
|
|
return 0;
|
|
}
|
|
|
|
char *description(void)
|
|
{
|
|
return tdesc;
|
|
}
|
|
|
|
int usecount(void)
|
|
{
|
|
int res;
|
|
STANDARD_USECOUNT(res);
|
|
return res;
|
|
}
|
|
|
|
char *key()
|
|
{
|
|
return ASTERISK_GPL_KEY;
|
|
}
|