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asterisk/res/res_jabber.c
Philippe Sultan d9ad9cc1e4 Ignore appended resource when comparing JIDs. 
git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@120675 65c4cc65-6c06-0410-ace0-fbb531ad65f3
2008-06-05 16:56:15 +00:00

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/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 1999 - 2006, Digium, Inc.
*
* Matt O'Gorman <mogorman@digium.com>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*! \file
* \brief A resource for interfacing asterisk directly as a client
* or a component to a jabber compliant server.
*
* \todo If you unload this module, chan_gtalk/jingle will be dead. How do we handle that?
* \todo If you have TLS, you can't unload this module. See bug #9738. This needs to be fixed,
* but the bug is in the unmantained Iksemel library
*
*/
/*** MODULEINFO
<depend>iksemel</depend>
<use>gnutls</use>
***/
#include "asterisk.h"
ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include <stdlib.h>
#include <stdio.h>
#include <iksemel.h>
#include "asterisk/channel.h"
#include "asterisk/jabber.h"
#include "asterisk/file.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/module.h"
#include "asterisk/astobj.h"
#include "asterisk/astdb.h"
#include "asterisk/manager.h"
#define JABBER_CONFIG "jabber.conf"
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE 1
#endif
/*-- Forward declarations */
static int aji_highest_bit(int number);
static void aji_buddy_destroy(struct aji_buddy *obj);
static void aji_client_destroy(struct aji_client *obj);
static int aji_send_exec(struct ast_channel *chan, void *data);
static int aji_status_exec(struct ast_channel *chan, void *data);
static void aji_log_hook(void *data, const char *xmpp, size_t size, int is_incoming);
static int aji_act_hook(void *data, int type, iks *node);
static void aji_handle_iq(struct aji_client *client, iks *node);
static void aji_handle_message(struct aji_client *client, ikspak *pak);
static void aji_handle_presence(struct aji_client *client, ikspak *pak);
static void aji_handle_subscribe(struct aji_client *client, ikspak *pak);
static void *aji_recv_loop(void *data);
static int aji_component_initialize(struct aji_client *client);
static int aji_client_initialize(struct aji_client *client);
static int aji_client_connect(void *data, ikspak *pak);
static void aji_set_presence(struct aji_client *client, char *to, char *from, int level, char *desc);
static int aji_do_debug(int fd, int argc, char *argv[]);
static int aji_do_reload(int fd, int argc, char *argv[]);
static int aji_no_debug(int fd, int argc, char *argv[]);
static int aji_test(int fd, int argc, char *argv[]);
static int aji_show_clients(int fd, int argc, char *argv[]);
static int aji_create_client(char *label, struct ast_variable *var, int debug);
static int aji_create_buddy(char *label, struct aji_client *client);
static int aji_reload(void);
static int aji_load_config(void);
static void aji_pruneregister(struct aji_client *client);
static int aji_filter_roster(void *data, ikspak *pak);
static int aji_get_roster(struct aji_client *client);
static int aji_client_info_handler(void *data, ikspak *pak);
static int aji_dinfo_handler(void *data, ikspak *pak);
static int aji_ditems_handler(void *data, ikspak *pak);
static int aji_register_query_handler(void *data, ikspak *pak);
static int aji_register_approve_handler(void *data, ikspak *pak);
static int aji_reconnect(struct aji_client *client);
static iks *jabber_make_auth(iksid * id, const char *pass, const char *sid);
/* No transports in this version */
/*
static int aji_create_transport(char *label, struct aji_client *client);
static int aji_register_transport(void *data, ikspak *pak);
static int aji_register_transport2(void *data, ikspak *pak);
*/
static char debug_usage[] =
"Usage: jabber debug\n"
" Enables dumping of Jabber packets for debugging purposes.\n";
static char no_debug_usage[] =
"Usage: jabber debug off\n"
" Disables dumping of Jabber packets for debugging purposes.\n";
static char reload_usage[] =
"Usage: jabber reload\n"
" Enables reloading of Jabber module.\n";
static char test_usage[] =
"Usage: jabber test [client]\n"
" Sends test message for debugging purposes. A specific client\n"
" as configured in jabber.conf can be optionally specified.\n";
static struct ast_cli_entry aji_cli[] = {
{ { "jabber", "debug", NULL},
aji_do_debug, "Enable Jabber debugging",
debug_usage },
{ { "jabber", "reload", NULL},
aji_do_reload, "Reload Jabber configuration",
reload_usage },
{ { "jabber", "show", "connected", NULL},
aji_show_clients, "Show state of clients and components",
debug_usage },
{ { "jabber", "debug", "off", NULL},
aji_no_debug, "Disable Jabber debug",
no_debug_usage },
{ { "jabber", "test", NULL},
aji_test, "Shows roster, but is generally used for mog's debugging.",
test_usage },
};
static char *app_ajisend = "JabberSend";
static char *ajisend_synopsis = "JabberSend(jabber,screenname,message)";
static char *ajisend_descrip =
"JabberSend(Jabber,ScreenName,Message)\n"
" Jabber - Client or transport Asterisk uses to connect to Jabber\n"
" ScreenName - User Name to message.\n"
" Message - Message to be sent to the buddy\n";
static char *app_ajistatus = "JabberStatus";
static char *ajistatus_synopsis = "JabberStatus(Jabber,ScreenName,Variable)";
static char *ajistatus_descrip =
"JabberStatus(Jabber,ScreenName,Variable)\n"
" Jabber - Client or transport Asterisk uses to connect to Jabber\n"
" ScreenName - User Name to retrieve status from.\n"
" Variable - Variable to store presence in will be 1-6.\n"
" In order, Online, Chatty, Away, XAway, DND, Offline\n"
" If not in roster variable will = 7\n";
struct aji_client_container clients;
struct aji_capabilities *capabilities = NULL;
/*! \brief Global flags, initialized to default values */
static struct ast_flags globalflags = { AJI_AUTOPRUNE | AJI_AUTOREGISTER };
static int tls_initialized = FALSE;
/*!
* \brief Deletes the aji_client data structure.
* \param obj is the structure we will delete.
* \return void.
*/
static void aji_client_destroy(struct aji_client *obj)
{
struct aji_message *tmp;
ASTOBJ_CONTAINER_DESTROYALL(&obj->buddies, aji_buddy_destroy);
ASTOBJ_CONTAINER_DESTROY(&obj->buddies);
iks_filter_delete(obj->f);
iks_parser_delete(obj->p);
iks_stack_delete(obj->stack);
AST_LIST_LOCK(&obj->messages);
while ((tmp = AST_LIST_REMOVE_HEAD(&obj->messages, list))) {
if (tmp->from)
free(tmp->from);
if (tmp->message)
free(tmp->message);
}
AST_LIST_HEAD_DESTROY(&obj->messages);
free(obj);
}
/*!
* \brief Deletes the aji_buddy data structure.
* \param obj is the structure we will delete.
* \return void.
*/
static void aji_buddy_destroy(struct aji_buddy *obj)
{
struct aji_resource *tmp;
while ((tmp = obj->resources)) {
obj->resources = obj->resources->next;
free(tmp->description);
free(tmp);
}
free(obj);
}
/*!
* \brief Find version in XML stream and populate our capabilities list
* \param node the node attribute in the caps element we'll look for or add to
* our list
* \param version the version attribute in the caps element we'll look for or
* add to our list
* \param pak the XML stanza we're processing
* \return a pointer to the added or found aji_version structure
*/
static struct aji_version *aji_find_version(char *node, char *version, ikspak *pak)
{
struct aji_capabilities *list = NULL;
struct aji_version *res = NULL;
list = capabilities;
if(!node)
node = pak->from->full;
if(!version)
version = "none supplied.";
while(list) {
if(!strcasecmp(list->node, node)) {
res = list->versions;
while(res) {
if(!strcasecmp(res->version, version))
return res;
res = res->next;
}
/* Specified version not found. Let's add it to
this node in our capabilities list */
if(!res) {
res = (struct aji_version *)malloc(sizeof(struct aji_version));
if(!res) {
ast_log(LOG_ERROR, "Out of memory!\n");
return NULL;
}
res->jingle = 0;
res->parent = list;
ast_copy_string(res->version, version, sizeof(res->version));
res->next = list->versions;
list->versions = res;
return res;
}
}
list = list->next;
}
/* Specified node not found. Let's add it our capabilities list */
if(!list) {
list = (struct aji_capabilities *)malloc(sizeof(struct aji_capabilities));
if(!list) {
ast_log(LOG_ERROR, "Out of memory!\n");
return NULL;
}
res = (struct aji_version *)malloc(sizeof(struct aji_version));
if(!res) {
ast_log(LOG_ERROR, "Out of memory!\n");
ast_free(list);
return NULL;
}
ast_copy_string(list->node, node, sizeof(list->node));
ast_copy_string(res->version, version, sizeof(res->version));
res->jingle = 0;
res->parent = list;
res->next = NULL;
list->versions = res;
list->next = capabilities;
capabilities = list;
}
return res;
}
static struct aji_resource *aji_find_resource(struct aji_buddy *buddy, char *name)
{
struct aji_resource *res = NULL;
if (!buddy || !name)
return res;
res = buddy->resources;
while (res) {
if (!strcasecmp(res->resource, name)) {
break;
}
res = res->next;
}
return res;
}
static int gtalk_yuck(iks *node)
{
if (iks_find_with_attrib(node, "c", "node", "http://www.google.com/xmpp/client/caps"))
return 1;
return 0;
}
/*!
* \brief Detects the highest bit in a number.
* \param Number you want to have evaluated.
* \return the highest power of 2 that can go into the number.
*/
static int aji_highest_bit(int number)
{
int x = sizeof(number) * 8 - 1;
if (!number)
return 0;
for (; x > 0; x--) {
if (number & (1 << x))
break;
}
return (1 << x);
}
static iks *jabber_make_auth(iksid * id, const char *pass, const char *sid)
{
iks *x, *y;
x = iks_new("iq");
iks_insert_attrib(x, "type", "set");
y = iks_insert(x, "query");
iks_insert_attrib(y, "xmlns", IKS_NS_AUTH);
iks_insert_cdata(iks_insert(y, "username"), id->user, 0);
iks_insert_cdata(iks_insert(y, "resource"), id->resource, 0);
if (sid) {
char buf[41];
char sidpass[100];
snprintf(sidpass, sizeof(sidpass), "%s%s", sid, pass);
ast_sha1_hash(buf, sidpass);
iks_insert_cdata(iks_insert(y, "digest"), buf, 0);
} else {
iks_insert_cdata(iks_insert(y, "password"), pass, 0);
}
return x;
}
/*!
* \brief Dial plan function status(). puts the status of watched user
into a channel variable.
* \param channel, and username,watched user, status var
* \return 0.
*/
static int aji_status_exec(struct ast_channel *chan, void *data)
{
struct aji_client *client = NULL;
struct aji_buddy *buddy = NULL;
struct aji_resource *r = NULL;
char *s = NULL, *sender = NULL, *jid = NULL, *screenname = NULL, *resource = NULL, *variable = NULL;
int stat = 7;
char status[2];
if (!data) {
ast_log(LOG_ERROR, "This application requires arguments.\n");
return 0;
}
s = ast_strdupa(data);
if (s) {
sender = strsep(&s, "|");
if (sender && (sender[0] != '\0')) {
jid = strsep(&s, "|");
if (jid && (jid[0] != '\0')) {
variable = s;
} else {
ast_log(LOG_ERROR, "Bad arguments\n");
return -1;
}
}
}
if(!strchr(jid, '/')) {
resource = NULL;
} else {
screenname = strsep(&jid, "/");
resource = jid;
}
client = ast_aji_get_client(sender);
if (!client) {
ast_log(LOG_WARNING, "Could not find sender connection: %s\n", sender);
return -1;
}
if(!&client->buddies) {
ast_log(LOG_WARNING, "No buddies for connection : %s\n", sender);
return -1;
}
buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, resource ? screenname: jid);
if (!buddy) {
ast_log(LOG_WARNING, "Could not find buddy in list : %s\n", resource ? screenname : jid);
return -1;
}
r = aji_find_resource(buddy, resource);
if(!r && buddy->resources)
r = buddy->resources;
if(!r)
ast_log(LOG_NOTICE, "Resource %s of buddy %s not found \n", resource, screenname);
else
stat = r->status;
sprintf(status, "%d", stat);
pbx_builtin_setvar_helper(chan, variable, status);
return 0;
}
/*!
* \brief Dial plan function to send a message.
* \param channel, and data, data is sender, reciever, message.
* \return 0.
*/
static int aji_send_exec(struct ast_channel *chan, void *data)
{
struct aji_client *client = NULL;
char *s = NULL, *sender = NULL, *recipient = NULL, *message = NULL;
if (!data) {
ast_log(LOG_ERROR, "This application requires arguments.\n");
return 0;
}
s = ast_strdupa(data);
if (s) {
sender = strsep(&s, "|");
if (sender && (sender[0] != '\0')) {
recipient = strsep(&s, "|");
if (recipient && (recipient[0] != '\0')) {
message = s;
} else {
ast_log(LOG_ERROR, "Bad arguments: %s\n", (char *) data);
return -1;
}
}
}
if (!(client = ast_aji_get_client(sender))) {
ast_log(LOG_WARNING, "Could not find sender connection: %s\n", sender);
return -1;
}
if (strchr(recipient, '@') && message)
ast_aji_send(client, recipient, message);
return 0;
}
/*!
* \brief the debug loop.
* \param aji_client structure, xml data as string, size of string, direction of packet, 1 for inbound 0 for outbound.
*/
static void aji_log_hook(void *data, const char *xmpp, size_t size, int is_incoming)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
manager_event(EVENT_FLAG_USER, "JabberEvent", "Account: %s\r\nPacket: %s\r\n", client->name, xmpp);
if (client->debug) {
if (is_incoming)
ast_verbose("\nJABBER: %s INCOMING: %s\n", client->name, xmpp);
else {
if( strlen(xmpp) == 1) {
if(option_debug > 2 && xmpp[0] == ' ')
ast_verbose("\nJABBER: Keep alive packet\n");
} else
ast_verbose("\nJABBER: %s OUTGOING: %s\n", client->name, xmpp);
}
}
ASTOBJ_UNREF(client, aji_client_destroy);
}
/*!
* \brief The action hook parses the inbound packets, constantly running.
* \param data aji client structure
* \param type type of packet
* \param node the actual packet.
* \return IKS_OK or IKS_HOOK .
*/
static int aji_act_hook(void *data, int type, iks *node)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
ikspak *pak = NULL;
iks *auth = NULL;
if(!node) {
ast_log(LOG_ERROR, "aji_act_hook was called with out a packet\n"); /* most likely cause type is IKS_NODE_ERROR lost connection */
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_HOOK;
}
if (client->state == AJI_DISCONNECTING) {
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_HOOK;
}
pak = iks_packet(node);
if (!client->component) { /*client */
switch (type) {
case IKS_NODE_START:
if (client->usetls && !iks_is_secure(client->p)) {
if (iks_has_tls()) {
iks_start_tls(client->p);
tls_initialized = TRUE;
} else
ast_log(LOG_ERROR, "gnuTLS not installed. You need to recompile the Iksemel library with gnuTLS support\n");
break;
}
if (!client->usesasl) {
iks_filter_add_rule(client->f, aji_client_connect, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_ID, client->mid, IKS_RULE_DONE);
auth = jabber_make_auth(client->jid, client->password, iks_find_attrib(node, "id"));
if (auth) {
iks_insert_attrib(auth, "id", client->mid);
iks_insert_attrib(auth, "to", client->jid->server);
ast_aji_increment_mid(client->mid);
iks_send(client->p, auth);
iks_delete(auth);
} else
ast_log(LOG_ERROR, "Out of memory.\n");
}
break;
case IKS_NODE_NORMAL:
if (!strcmp("stream:features", iks_name(node))) {
int features = 0;
features = iks_stream_features(node);
if (client->usesasl) {
if (client->usetls && !iks_is_secure(client->p))
break;
if (client->authorized) {
if (features & IKS_STREAM_BIND) {
iks_filter_add_rule (client->f, aji_client_connect, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_DONE);
auth = iks_make_resource_bind(client->jid);
if (auth) {
iks_insert_attrib(auth, "id", client->mid);
ast_aji_increment_mid(client->mid);
iks_send(client->p, auth);
iks_delete(auth);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
break;
}
}
if (features & IKS_STREAM_SESSION) {
iks_filter_add_rule (client->f, aji_client_connect, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_ID, "auth", IKS_RULE_DONE);
auth = iks_make_session();
if (auth) {
iks_insert_attrib(auth, "id", "auth");
ast_aji_increment_mid(client->mid);
iks_send(client->p, auth);
iks_delete(auth);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
}
} else {
if (!client->jid->user) {
ast_log(LOG_ERROR, "Malformed Jabber ID : %s (domain missing?)\n", client->jid->full);
break;
}
features = aji_highest_bit(features);
if (features == IKS_STREAM_SASL_MD5)
iks_start_sasl(client->p, IKS_SASL_DIGEST_MD5, client->jid->user, client->password);
else {
if (features == IKS_STREAM_SASL_PLAIN) {
iks *x = NULL;
x = iks_new("auth");
if (x) {
int len = strlen(client->jid->user) + strlen(client->password) + 3;
/* XXX Check return values XXX */
char *s = ast_malloc(80 + len);
char *base64 = ast_malloc(80 + len * 2);
iks_insert_attrib(x, "xmlns", IKS_NS_XMPP_SASL);
iks_insert_attrib(x, "mechanism", "PLAIN");
sprintf(s, "%c%s%c%s", 0, client->jid->user, 0, client->password);
/* exclude the NULL training byte from the base64 encoding operation
as some XMPP servers will refuse it.
The format for authentication is [authzid]\0authcid\0password
not [authzid]\0authcid\0password\0 */
ast_base64encode(base64, (const unsigned char *) s, len - 1, len * 2);
iks_insert_cdata(x, base64, 0);
iks_send(client->p, x);
iks_delete(x);
if (base64)
free(base64);
if (s)
free(s);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
}
}
}
}
} else if (!strcmp("failure", iks_name(node))) {
ast_log(LOG_ERROR, "JABBER: encryption failure. possible bad password.\n");
} else if (!strcmp("success", iks_name(node))) {
client->authorized = 1;
iks_send_header(client->p, client->jid->server);
}
break;
case IKS_NODE_ERROR:
ast_log(LOG_ERROR, "JABBER: Node Error\n");
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_HOOK;
break;
case IKS_NODE_STOP:
ast_log(LOG_WARNING, "JABBER: Disconnected\n");
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_HOOK;
break;
}
} else if (client->state != AJI_CONNECTED && client->component) {
switch (type) {
case IKS_NODE_START:
if (client->state == AJI_DISCONNECTED) {
char secret[160], shasum[320], *handshake;
sprintf(secret, "%s%s", pak->id, client->password);
ast_sha1_hash(shasum, secret);
handshake = NULL;
asprintf(&handshake, "<handshake>%s</handshake>", shasum);
if (handshake) {
iks_send_raw(client->p, handshake);
free(handshake);
handshake = NULL;
}
client->state = AJI_CONNECTING;
if(iks_recv(client->p,1) == 2) /*XXX proper result for iksemel library on iks_recv of <handshake/> XXX*/
client->state = AJI_CONNECTED;
else
ast_log(LOG_WARNING,"Jabber didn't seem to handshake, failed to authenicate.\n");
break;
}
break;
case IKS_NODE_NORMAL:
break;
case IKS_NODE_ERROR:
ast_log(LOG_ERROR, "JABBER: Node Error\n");
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_HOOK;
case IKS_NODE_STOP:
ast_log(LOG_WARNING, "JABBER: Disconnected\n");
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_HOOK;
}
}
switch (pak->type) {
case IKS_PAK_NONE:
if (option_debug)
ast_log(LOG_DEBUG, "JABBER: I Don't know what to do with you NONE\n");
break;
case IKS_PAK_MESSAGE:
aji_handle_message(client, pak);
if (option_debug)
ast_log(LOG_DEBUG, "JABBER: I Don't know what to do with you MESSAGE\n");
break;
case IKS_PAK_PRESENCE:
aji_handle_presence(client, pak);
if (option_debug)
ast_log(LOG_DEBUG, "JABBER: I Do know how to handle presence!!\n");
break;
case IKS_PAK_S10N:
aji_handle_subscribe(client, pak);
if (option_debug)
ast_log(LOG_DEBUG, "JABBER: I Dont know S10N subscribe!!\n");
break;
case IKS_PAK_IQ:
if (option_debug)
ast_log(LOG_DEBUG, "JABBER: I Dont have an IQ!!!\n");
aji_handle_iq(client, node);
break;
default:
if (option_debug)
ast_log(LOG_DEBUG, "JABBER: I Dont know %i\n", pak->type);
break;
}
iks_filter_packet(client->f, pak);
if (node)
iks_delete(node);
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_OK;
}
static int aji_register_approve_handler(void *data, ikspak *pak)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
iks *iq = NULL, *presence = NULL, *x = NULL;
iq = iks_new("iq");
presence = iks_new("presence");
x = iks_new("x");
if (client && iq && presence && x) {
if (!iks_find(pak->query, "remove")) {
iks_insert_attrib(iq, "from", client->jid->full);
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq, "id", pak->id);
iks_insert_attrib(iq, "type", "result");
iks_send(client->p, iq);
iks_insert_attrib(presence, "from", client->jid->full);
iks_insert_attrib(presence, "to", pak->from->partial);
iks_insert_attrib(presence, "id", client->mid);
ast_aji_increment_mid(client->mid);
iks_insert_attrib(presence, "type", "subscribe");
iks_insert_attrib(x, "xmlns", "vcard-temp:x:update");
iks_insert_node(presence, x);
iks_send(client->p, presence);
}
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
if (iq)
iks_delete(iq);
if(presence)
iks_delete(presence);
if (x)
iks_delete(x);
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_FILTER_EAT;
}
static int aji_register_query_handler(void *data, ikspak *pak)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
struct aji_buddy *buddy = NULL;
char *node = NULL;
client = (struct aji_client *) data;
buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial);
if (!buddy) {
iks *iq = NULL, *query = NULL, *error = NULL, *notacceptable = NULL;
ast_verbose("Someone.... %s tried to register but they aren't allowed\n", pak->from->partial);
iq = iks_new("iq");
query = iks_new("query");
error = iks_new("error");
notacceptable = iks_new("not-acceptable");
if(iq && query && error && notacceptable) {
iks_insert_attrib(iq, "type", "error");
iks_insert_attrib(iq, "from", client->user);
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq, "id", pak->id);
iks_insert_attrib(query, "xmlns", "jabber:iq:register");
iks_insert_attrib(error, "code" , "406");
iks_insert_attrib(error, "type", "modify");
iks_insert_attrib(notacceptable, "xmlns", "urn:ietf:params:xml:ns:xmpp-stanzas");
iks_insert_node(iq, query);
iks_insert_node(iq, error);
iks_insert_node(error, notacceptable);
iks_send(client->p, iq);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
if (iq)
iks_delete(iq);
if (query)
iks_delete(query);
if (error)
iks_delete(error);
if (notacceptable)
iks_delete(notacceptable);
} else if (!(node = iks_find_attrib(pak->query, "node"))) {
iks *iq = NULL, *query = NULL, *instructions = NULL;
char *explain = "Welcome to Asterisk - the Open Source PBX.\n";
iq = iks_new("iq");
query = iks_new("query");
instructions = iks_new("instructions");
if (iq && query && instructions && client) {
iks_insert_attrib(iq, "from", client->user);
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq, "id", pak->id);
iks_insert_attrib(iq, "type", "result");
iks_insert_attrib(query, "xmlns", "jabber:iq:register");
iks_insert_cdata(instructions, explain, 0);
iks_insert_node(iq, query);
iks_insert_node(query, instructions);
iks_send(client->p, iq);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
if (iq)
iks_delete(iq);
if (query)
iks_delete(query);
if (instructions)
iks_delete(instructions);
}
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_FILTER_EAT;
}
static int aji_ditems_handler(void *data, ikspak *pak)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
char *node = NULL;
if (!(node = iks_find_attrib(pak->query, "node"))) {
iks *iq = NULL, *query = NULL, *item = NULL;
iq = iks_new("iq");
query = iks_new("query");
item = iks_new("item");
if (iq && query && item) {
iks_insert_attrib(iq, "from", client->user);
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq, "id", pak->id);
iks_insert_attrib(iq, "type", "result");
iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items");
iks_insert_attrib(item, "node", "http://jabber.org/protocol/commands");
iks_insert_attrib(item, "name", "Million Dollar Asterisk Commands");
iks_insert_attrib(item, "jid", client->user);
iks_insert_node(iq, query);
iks_insert_node(query, item);
iks_send(client->p, iq);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
if (iq)
iks_delete(iq);
if (query)
iks_delete(query);
if (item)
iks_delete(item);
} else if (!strcasecmp(node, "http://jabber.org/protocol/commands")) {
iks *iq, *query, *confirm;
iq = iks_new("iq");
query = iks_new("query");
confirm = iks_new("item");
if (iq && query && confirm && client) {
iks_insert_attrib(iq, "from", client->user);
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq, "id", pak->id);
iks_insert_attrib(iq, "type", "result");
iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items");
iks_insert_attrib(query, "node", "http://jabber.org/protocol/commands");
iks_insert_attrib(confirm, "node", "confirmaccount");
iks_insert_attrib(confirm, "name", "Confirm AIM account");
iks_insert_attrib(confirm, "jid", "blog.astjab.org");
iks_insert_node(iq, query);
iks_insert_node(query, confirm);
iks_send(client->p, iq);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
if (iq)
iks_delete(iq);
if (query)
iks_delete(query);
if (confirm)
iks_delete(confirm);
} else if (!strcasecmp(node, "confirmaccount")) {
iks *iq = NULL, *query = NULL, *feature = NULL;
iq = iks_new("iq");
query = iks_new("query");
feature = iks_new("feature");
if (iq && query && feature && client) {
iks_insert_attrib(iq, "from", client->user);
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq, "id", pak->id);
iks_insert_attrib(iq, "type", "result");
iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items");
iks_insert_attrib(feature, "var", "http://jabber.org/protocol/commands");
iks_insert_node(iq, query);
iks_insert_node(query, feature);
iks_send(client->p, iq);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
if (iq)
iks_delete(iq);
if (query)
iks_delete(query);
if (feature)
iks_delete(feature);
}
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_FILTER_EAT;
}
static int aji_client_info_handler(void *data, ikspak *pak)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
struct aji_resource *resource = NULL;
struct aji_buddy *buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial);
resource = aji_find_resource(buddy, pak->from->resource);
if (pak->subtype == IKS_TYPE_RESULT) {
if (!resource) {
ast_log(LOG_NOTICE,"JABBER: Received client info from %s when not requested.\n", pak->from->full);
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_FILTER_EAT;
}
if (iks_find_with_attrib(pak->query, "feature", "var", "http://www.google.com/xmpp/protocol/voice/v1")) {
resource->cap->jingle = 1;
} else
resource->cap->jingle = 0;
} else if (pak->subtype == IKS_TYPE_GET) {
iks *iq, *disco, *ident, *google, *query;
iq = iks_new("iq");
query = iks_new("query");
ident = iks_new("identity");
disco = iks_new("feature");
google = iks_new("feature");
if (iq && ident && disco && google) {
iks_insert_attrib(iq, "from", client->jid->full);
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq, "type", "result");
iks_insert_attrib(iq, "id", pak->id);
iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info");
iks_insert_attrib(ident, "category", "client");
iks_insert_attrib(ident, "type", "pc");
iks_insert_attrib(ident, "name", "asterisk");
iks_insert_attrib(disco, "var", "http://jabber.org/protocol/disco#info");
iks_insert_attrib(google, "var", "http://www.google.com/xmpp/protocol/voice/v1");
iks_insert_node(iq, query);
iks_insert_node(query, ident);
iks_insert_node(query, google);
iks_insert_node(query, disco);
iks_send(client->p, iq);
} else
ast_log(LOG_ERROR, "Out of Memory.\n");
if (iq)
iks_delete(iq);
if (query)
iks_delete(query);
if (ident)
iks_delete(ident);
if (google)
iks_delete(google);
if (disco)
iks_delete(disco);
} else if (pak->subtype == IKS_TYPE_ERROR) {
ast_log(LOG_NOTICE, "User %s does not support discovery.\n", pak->from->full);
}
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_FILTER_EAT;
}
static int aji_dinfo_handler(void *data, ikspak *pak)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
char *node = NULL;
struct aji_resource *resource = NULL;
struct aji_buddy *buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial);
resource = aji_find_resource(buddy, pak->from->resource);
if (pak->subtype == IKS_TYPE_ERROR) {
ast_log(LOG_WARNING, "Recieved error from a client, turn on jabber debug!\n");
return IKS_FILTER_EAT;
}
if (pak->subtype == IKS_TYPE_RESULT) {
if (!resource) {
ast_log(LOG_NOTICE,"JABBER: Received client info from %s when not requested.\n", pak->from->full);
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_FILTER_EAT;
}
if (iks_find_with_attrib(pak->query, "feature", "var", "http://www.google.com/xmpp/protocol/voice/v1")) {
resource->cap->jingle = 1;
} else
resource->cap->jingle = 0;
} else if (pak->subtype == IKS_TYPE_GET && !(node = iks_find_attrib(pak->query, "node"))) {
iks *iq, *query, *identity, *disco, *reg, *commands, *gateway, *version, *vcard, *search;
iq = iks_new("iq");
query = iks_new("query");
identity = iks_new("identity");
disco = iks_new("feature");
reg = iks_new("feature");
commands = iks_new("feature");
gateway = iks_new("feature");
version = iks_new("feature");
vcard = iks_new("feature");
search = iks_new("feature");
if (iq && query && identity && disco && reg && commands && gateway && version && vcard && search && client) {
iks_insert_attrib(iq, "from", client->user);
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq, "id", pak->id);
iks_insert_attrib(iq, "type", "result");
iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info");
iks_insert_attrib(identity, "category", "gateway");
iks_insert_attrib(identity, "type", "pstn");
iks_insert_attrib(identity, "name", "Asterisk The Open Source PBX");
iks_insert_attrib(disco, "var", "http://jabber.org/protocol/disco");
iks_insert_attrib(reg, "var", "jabber:iq:register");
iks_insert_attrib(commands, "var", "http://jabber.org/protocol/commands");
iks_insert_attrib(gateway, "var", "jabber:iq:gateway");
iks_insert_attrib(version, "var", "jabber:iq:version");
iks_insert_attrib(vcard, "var", "vcard-temp");
iks_insert_attrib(search, "var", "jabber:iq:search");
iks_insert_node(iq, query);
iks_insert_node(query, identity);
iks_insert_node(query, disco);
iks_insert_node(query, reg);
iks_insert_node(query, commands);
iks_insert_node(query, gateway);
iks_insert_node(query, version);
iks_insert_node(query, vcard);
iks_insert_node(query, search);
iks_send(client->p, iq);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
if (iq)
iks_delete(iq);
if (query)
iks_delete(query);
if (identity)
iks_delete(identity);
if (disco)
iks_delete(disco);
if (reg)
iks_delete(reg);
if (commands)
iks_delete(commands);
if (gateway)
iks_delete(gateway);
if (version)
iks_delete(version);
if (vcard)
iks_delete(vcard);
if (search)
iks_delete(search);
} else if (pak->subtype == IKS_TYPE_GET && !strcasecmp(node, "http://jabber.org/protocol/commands")) {
iks *iq, *query, *confirm;
iq = iks_new("iq");
query = iks_new("query");
confirm = iks_new("item");
if (iq && query && confirm && client) {
iks_insert_attrib(iq, "from", client->user);
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq, "id", pak->id);
iks_insert_attrib(iq, "type", "result");
iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items");
iks_insert_attrib(query, "node", "http://jabber.org/protocol/commands");
iks_insert_attrib(confirm, "node", "confirmaccount");
iks_insert_attrib(confirm, "name", "Confirm AIM account");
iks_insert_attrib(confirm, "jid", client->user);
iks_insert_node(iq, query);
iks_insert_node(query, confirm);
iks_send(client->p, iq);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
if (iq)
iks_delete(iq);
if (query)
iks_delete(query);
if (confirm)
iks_delete(confirm);
} else if (pak->subtype == IKS_TYPE_GET && !strcasecmp(node, "confirmaccount")) {
iks *iq, *query, *feature;
iq = iks_new("iq");
query = iks_new("query");
feature = iks_new("feature");
if (iq && query && feature && client) {
iks_insert_attrib(iq, "from", client->user);
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq, "id", pak->id);
iks_insert_attrib(iq, "type", "result");
iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info");
iks_insert_attrib(feature, "var", "http://jabber.org/protocol/commands");
iks_insert_node(iq, query);
iks_insert_node(query, feature);
iks_send(client->p, iq);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
if (iq)
iks_delete(iq);
if (query)
iks_delete(query);
if (feature)
iks_delete(feature);
}
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_FILTER_EAT;
}
/*!
* \brief Handles <iq> tags.
* \param client structure and the iq node.
* \return void.
*/
static void aji_handle_iq(struct aji_client *client, iks *node)
{
/*Nothing to see here */
}
/*!
* \brief Handles presence packets.
* \param client structure and the node.
* \return void.
*/
static void aji_handle_message(struct aji_client *client, ikspak *pak)
{
struct aji_message *insert, *tmp;
int flag = 0;
if (!(insert = ast_calloc(1, sizeof(struct aji_message))))
return;
time(&insert->arrived);
if (iks_find_cdata(pak->x, "body"))
insert->message = ast_strdup(iks_find_cdata(pak->x, "body"));
if(pak->id)
ast_copy_string(insert->id, pak->id, sizeof(insert->message));
if (pak->from)
insert->from = ast_strdup(pak->from->full);
AST_LIST_LOCK(&client->messages);
AST_LIST_TRAVERSE_SAFE_BEGIN(&client->messages, tmp, list) {
if (flag) {
AST_LIST_REMOVE_CURRENT(&client->messages, list);
if (tmp->from)
free(tmp->from);
if (tmp->message)
free(tmp->message);
} else if (difftime(time(NULL), tmp->arrived) >= client->message_timeout) {
flag = 1;
AST_LIST_REMOVE_CURRENT(&client->messages, list);
if (tmp->from)
free(tmp->from);
if (tmp->message)
free(tmp->message);
}
}
AST_LIST_TRAVERSE_SAFE_END;
AST_LIST_INSERT_HEAD(&client->messages, insert, list);
AST_LIST_UNLOCK(&client->messages);
}
static void aji_handle_presence(struct aji_client *client, ikspak *pak)
{
int status, priority;
struct aji_buddy *buddy;
struct aji_resource *tmp = NULL, *last = NULL, *found = NULL;
char *ver, *node, *descrip, *type;
if(client->state != AJI_CONNECTED)
aji_create_buddy(pak->from->partial, client);
buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial);
if (!buddy && pak->from->partial) {
/* allow our jid to be used to log in with another resource */
if (!strcmp((const char *)pak->from->partial, (const char *)client->jid->partial))
aji_create_buddy(pak->from->partial, client);
else
ast_log(LOG_NOTICE, "Got presence packet from %s, someone not in our roster!!!!\n", pak->from->partial);
return;
}
type = iks_find_attrib(pak->x, "type");
if(client->component && type &&!strcasecmp("probe", type)) {
aji_set_presence(client, pak->from->full, iks_find_attrib(pak->x, "to"), 1, client->statusmessage);
ast_verbose("what i was looking for \n");
}
ASTOBJ_WRLOCK(buddy);
status = (pak->show) ? pak->show : 6;
priority = atoi((iks_find_cdata(pak->x, "priority")) ? iks_find_cdata(pak->x, "priority") : "0");
tmp = buddy->resources;
descrip = ast_strdup(iks_find_cdata(pak->x,"status"));
while (tmp && pak->from->resource) {
if (!strcasecmp(tmp->resource, pak->from->resource)) {
tmp->status = status;
if (tmp->description) free(tmp->description);
tmp->description = descrip;
found = tmp;
if (status == 6) { /* Sign off Destroy resource */
if (last && found->next) {
last->next = found->next;
} else if (!last) {
if (found->next)
buddy->resources = found->next;
else
buddy->resources = NULL;
} else if (!found->next) {
if (last)
last->next = NULL;
else
buddy->resources = NULL;
}
free(found);
found = NULL;
break;
}
/* resource list is sorted by descending priority */
if (tmp->priority != priority) {
found->priority = priority;
if (!last && !found->next)
/* resource was found to be unique,
leave loop */
break;
/* search for resource in our list
and take it out for the moment */
if (last)
last->next = found->next;
else
buddy->resources = found->next;
last = NULL;
tmp = buddy->resources;
if (!buddy->resources)
buddy->resources = found;
/* priority processing */
while (tmp) {
/* insert resource back according to
its priority value */
if (found->priority > tmp->priority) {
if (last)
/* insert within list */
last->next = found;
found->next = tmp;
if (!last)
/* insert on top */
buddy->resources = found;
break;
}
if (!tmp->next) {
/* insert at the end of the list */
tmp->next = found;
found->next = NULL;
break;
}
last = tmp;
tmp = tmp->next;
}
}
break;
}
last = tmp;
tmp = tmp->next;
}
/* resource not found in our list, create it */
if (!found && status != 6 && pak->from->resource) {
found = (struct aji_resource *) malloc(sizeof(struct aji_resource));
memset(found, 0, sizeof(struct aji_resource));
if (!found) {
ast_log(LOG_ERROR, "Out of memory!\n");
return;
}
ast_copy_string(found->resource, pak->from->resource, sizeof(found->resource));
found->status = status;
found->description = descrip;
found->priority = priority;
found->next = NULL;
last = NULL;
tmp = buddy->resources;
while (tmp) {
if (found->priority > tmp->priority) {
if (last)
last->next = found;
found->next = tmp;
if (!last)
buddy->resources = found;
break;
}
if (!tmp->next) {
tmp->next = found;
break;
}
last = tmp;
tmp = tmp->next;
}
if (!tmp)
buddy->resources = found;
}
ASTOBJ_UNLOCK(buddy);
ASTOBJ_UNREF(buddy, aji_buddy_destroy);
node = iks_find_attrib(iks_find(pak->x, "c"), "node");
ver = iks_find_attrib(iks_find(pak->x, "c"), "ver");
/* handle gmail client's special caps:c tag */
if (!node && !ver) {
node = iks_find_attrib(iks_find(pak->x, "caps:c"), "node");
ver = iks_find_attrib(iks_find(pak->x, "caps:c"), "ver");
}
/* retrieve capabilites of the new resource */
if(status !=6 && found && !found->cap) {
found->cap = aji_find_version(node, ver, pak);
if(gtalk_yuck(pak->x)) /* gtalk should do discover */
found->cap->jingle = 1;
if(found->cap->jingle && option_debug > 4)
ast_log(LOG_DEBUG,"Special case for google till they support discover.\n");
else {
iks *iq, *query;
iq = iks_new("iq");
query = iks_new("query");
if(query && iq) {
iks_insert_attrib(iq, "type", "get");
iks_insert_attrib(iq, "to", pak->from->full);
iks_insert_attrib(iq,"from", client->jid->full);
iks_insert_attrib(iq, "id", client->mid);
ast_aji_increment_mid(client->mid);
iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info");
iks_insert_node(iq, query);
iks_send(client->p, iq);
} else
ast_log(LOG_ERROR, "Out of memory.\n");
if(query)
iks_delete(query);
if(iq)
iks_delete(iq);
}
}
if (option_verbose > 4) {
switch (pak->subtype) {
case IKS_TYPE_AVAILABLE:
ast_verbose(VERBOSE_PREFIX_3 "JABBER: I am available ^_* %i\n", pak->subtype);
break;
case IKS_TYPE_UNAVAILABLE:
ast_verbose(VERBOSE_PREFIX_3 "JABBER: I am unavailable ^_* %i\n", pak->subtype);
break;
default:
ast_verbose(VERBOSE_PREFIX_3 "JABBER: Ohh sexy and the wrong type: %i\n", pak->subtype);
}
switch (pak->show) {
case IKS_SHOW_UNAVAILABLE:
ast_verbose(VERBOSE_PREFIX_3 "JABBER: type: %i subtype %i\n", pak->subtype, pak->show);
break;
case IKS_SHOW_AVAILABLE:
ast_verbose(VERBOSE_PREFIX_3 "JABBER: type is available\n");
break;
case IKS_SHOW_CHAT:
ast_verbose(VERBOSE_PREFIX_3 "JABBER: type: %i subtype %i\n", pak->subtype, pak->show);
break;
case IKS_SHOW_AWAY:
ast_verbose(VERBOSE_PREFIX_3 "JABBER: type is away\n");
break;
case IKS_SHOW_XA:
ast_verbose(VERBOSE_PREFIX_3 "JABBER: type: %i subtype %i\n", pak->subtype, pak->show);
break;
case IKS_SHOW_DND:
ast_verbose(VERBOSE_PREFIX_3 "JABBER: type: %i subtype %i\n", pak->subtype, pak->show);
break;
default:
ast_verbose(VERBOSE_PREFIX_3 "JABBER: Kinky! how did that happen %i\n", pak->show);
}
}
}
/*!
* \brief handles subscription requests.
* \param aji_client struct and xml packet.
* \return void.
*/
static void aji_handle_subscribe(struct aji_client *client, ikspak *pak)
{
iks *presence = NULL, *status = NULL;
struct aji_buddy* buddy = NULL;
switch (pak->subtype) {
case IKS_TYPE_SUBSCRIBE:
presence = iks_new("presence");
status = iks_new("status");
if(presence && status) {
iks_insert_attrib(presence, "type", "subscribed");
iks_insert_attrib(presence, "to", pak->from->full);
iks_insert_attrib(presence, "from", client->jid->full);
if(pak->id)
iks_insert_attrib(presence, "id", pak->id);
iks_insert_cdata(status, "Asterisk has approved subscription", 0);
iks_insert_node(presence, status);
iks_send(client->p, presence);
} else
ast_log(LOG_ERROR, "Unable to allocate nodes\n");
if(presence)
iks_delete(presence);
if(status)
iks_delete(status);
if(client->component)
aji_set_presence(client, pak->from->full, iks_find_attrib(pak->x, "to"), 1, client->statusmessage);
case IKS_TYPE_SUBSCRIBED:
buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial);
if (!buddy && pak->from->partial) {
aji_create_buddy(pak->from->partial, client);
}
default:
if (option_verbose > 4) {
ast_verbose(VERBOSE_PREFIX_3 "JABBER: This is a subcription of type %i\n", pak->subtype);
}
}
}
/*!
* \brief sends messages.
* \param aji_client struct , reciever, message.
* \return 1.
*/
int ast_aji_send(struct aji_client *client, const char *address, const char *message)
{
int res = 0;
iks *message_packet = NULL;
if (client->state == AJI_CONNECTED) {
message_packet = iks_make_msg(IKS_TYPE_CHAT, address, message);
if (message_packet) {
iks_insert_attrib(message_packet, "from", client->jid->full);
res = iks_send(client->p, message_packet);
} else {
ast_log(LOG_ERROR, "Out of memory.\n");
}
if (message_packet)
iks_delete(message_packet);
} else
ast_log(LOG_WARNING, "JABBER: Not connected can't send\n");
return 1;
}
/*!
* \brief create a chatroom.
* \param aji_client struct , room, server, topic for the room.
* \return 0.
*/
int ast_aji_create_chat(struct aji_client *client, char *room, char *server, char *topic)
{
int res = 0;
iks *iq = NULL;
iq = iks_new("iq");
if (iq && client) {
iks_insert_attrib(iq, "type", "get");
iks_insert_attrib(iq, "to", server);
iks_insert_attrib(iq, "id", client->mid);
ast_aji_increment_mid(client->mid);
iks_send(client->p, iq);
} else
ast_log(LOG_ERROR, "Out of memory.\n");
iks_delete(iq);
return res;
}
/*!
* \brief join a chatroom.
* \param aji_client struct , room.
* \return res.
*/
int ast_aji_join_chat(struct aji_client *client, char *room)
{
int res = 0;
iks *presence = NULL, *priority = NULL;
presence = iks_new("presence");
priority = iks_new("priority");
if (presence && priority && client) {
iks_insert_cdata(priority, "0", 1);
iks_insert_attrib(presence, "to", room);
iks_insert_node(presence, priority);
res = iks_send(client->p, presence);
iks_insert_cdata(priority, "5", 1);
iks_insert_attrib(presence, "to", room);
res = iks_send(client->p, presence);
} else
ast_log(LOG_ERROR, "Out of memory.\n");
if (presence)
iks_delete(presence);
if (priority)
iks_delete(priority);
return res;
}
/*!
* \brief invite to a chatroom.
* \param aji_client struct ,user, room, message.
* \return res.
*/
int ast_aji_invite_chat(struct aji_client *client, char *user, char *room, char *message)
{
int res = 0;
iks *invite, *body, *namespace;
invite = iks_new("message");
body = iks_new("body");
namespace = iks_new("x");
if (client && invite && body && namespace) {
iks_insert_attrib(invite, "to", user);
iks_insert_attrib(invite, "id", client->mid);
ast_aji_increment_mid(client->mid);
iks_insert_cdata(body, message, 0);
iks_insert_attrib(namespace, "xmlns", "jabber:x:conference");
iks_insert_attrib(namespace, "jid", room);
iks_insert_node(invite, body);
iks_insert_node(invite, namespace);
res = iks_send(client->p, invite);
} else
ast_log(LOG_ERROR, "Out of memory.\n");
if (body)
iks_delete(body);
if (namespace)
iks_delete(namespace);
if (invite)
iks_delete(invite);
return res;
}
/*!
* \brief receive message loop.
* \param aji_client struct.
* \return void.
*/
static void *aji_recv_loop(void *data)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
int res = IKS_HOOK;
do {
if (res != IKS_OK) {
while(res != IKS_OK) {
if(option_verbose > 3)
ast_verbose("JABBER: reconnecting.\n");
res = aji_reconnect(client);
sleep(4);
}
}
res = iks_recv(client->p, 1);
if (client->state == AJI_DISCONNECTING) {
if (option_debug > 1)
ast_log(LOG_DEBUG, "Ending our Jabber client's thread due to a disconnect\n");
pthread_exit(NULL);
}
client->timeout--;
if (res == IKS_HOOK)
ast_log(LOG_WARNING, "JABBER: Got hook event.\n");
else if (res == IKS_NET_TLSFAIL)
ast_log(LOG_WARNING, "JABBER: Failure in TLS.\n");
else if (client->timeout == 0 && client->state == AJI_CONNECTED) {
res = client->keepalive ? iks_send_raw(client->p, " ") : IKS_OK;
if(res == IKS_OK)
client->timeout = 50;
else
ast_log(LOG_WARNING, "JABBER: Network Timeout\n");
} else if (res == IKS_NET_RWERR)
ast_log(LOG_WARNING, "JABBER: socket read error\n");
} while (client);
ASTOBJ_UNREF(client, aji_client_destroy);
return 0;
}
/*!
* \brief increments the mid field for messages and other events.
* \param message id.
* \return void.
*/
void ast_aji_increment_mid(char *mid)
{
int i = 0;
for (i = strlen(mid) - 1; i >= 0; i--) {
if (mid[i] != 'z') {
mid[i] = mid[i] + 1;
i = 0;
} else
mid[i] = 'a';
}
}
/*!
* \brief attempts to register to a transport.
* \param aji_client struct, and xml packet.
* \return IKS_FILTER_EAT.
*/
/*allows for registering to transport , was too sketch and is out for now. */
/*static int aji_register_transport(void *data, ikspak *pak)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
int res = 0;
struct aji_buddy *buddy = NULL;
iks *send = iks_make_iq(IKS_TYPE_GET, "jabber:iq:register");
if (client && send) {
ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
ASTOBJ_RDLOCK(iterator);
if (iterator->btype == AJI_TRANS) {
buddy = iterator;
}
ASTOBJ_UNLOCK(iterator);
});
iks_filter_remove_hook(client->f, aji_register_transport);
iks_filter_add_rule(client->f, aji_register_transport2, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_NS, IKS_NS_REGISTER, IKS_RULE_DONE);
iks_insert_attrib(send, "to", buddy->host);
iks_insert_attrib(send, "id", client->mid);
ast_aji_increment_mid(client->mid);
iks_insert_attrib(send, "from", client->user);
res = iks_send(client->p, send);
} else
ast_log(LOG_ERROR, "Out of memory.\n");
if (send)
iks_delete(send);
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_FILTER_EAT;
}
*/
/*!
* \brief attempts to register to a transport step 2.
* \param aji_client struct, and xml packet.
* \return IKS_FILTER_EAT.
*/
/* more of the same blob of code, too wonky for now*/
/* static int aji_register_transport2(void *data, ikspak *pak)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
int res = 0;
struct aji_buddy *buddy = NULL;
iks *regiq = iks_new("iq");
iks *regquery = iks_new("query");
iks *reguser = iks_new("username");
iks *regpass = iks_new("password");
if (client && regquery && reguser && regpass && regiq) {
ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
ASTOBJ_RDLOCK(iterator);
if (iterator->btype == AJI_TRANS)
buddy = iterator; ASTOBJ_UNLOCK(iterator);
});
iks_filter_remove_hook(client->f, aji_register_transport2);
iks_insert_attrib(regiq, "to", buddy->host);
iks_insert_attrib(regiq, "type", "set");
iks_insert_attrib(regiq, "id", client->mid);
ast_aji_increment_mid(client->mid);
iks_insert_attrib(regiq, "from", client->user);
iks_insert_attrib(regquery, "xmlns", "jabber:iq:register");
iks_insert_cdata(reguser, buddy->user, 0);
iks_insert_cdata(regpass, buddy->pass, 0);
iks_insert_node(regiq, regquery);
iks_insert_node(regquery, reguser);
iks_insert_node(regquery, regpass);
res = iks_send(client->p, regiq);
} else
ast_log(LOG_ERROR, "Out of memory.\n");
if (regiq)
iks_delete(regiq);
if (regquery)
iks_delete(regquery);
if (reguser)
iks_delete(reguser);
if (regpass)
iks_delete(regpass);
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_FILTER_EAT;
}
*/
/*!
* \brief goes through roster and prunes users not needed in list, or adds them accordingly.
* \param aji_client struct.
* \return void.
*/
static void aji_pruneregister(struct aji_client *client)
{
int res = 0;
iks *removeiq = iks_new("iq");
iks *removequery = iks_new("query");
iks *removeitem = iks_new("item");
iks *send = iks_make_iq(IKS_TYPE_GET, "http://jabber.org/protocol/disco#items");
if (client && removeiq && removequery && removeitem && send) {
iks_insert_node(removeiq, removequery);
iks_insert_node(removequery, removeitem);
ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
ASTOBJ_RDLOCK(iterator);
/* For an aji_buddy, both AUTOPRUNE and AUTOREGISTER will never
* be called at the same time */
if (ast_test_flag(iterator, AJI_AUTOPRUNE)) {
res = iks_send(client->p, iks_make_s10n(IKS_TYPE_UNSUBSCRIBE, iterator->name,
"GoodBye your status is no longer needed by Asterisk the Open Source PBX"
" so I am no longer subscribing to your presence.\n"));
res = iks_send(client->p, iks_make_s10n(IKS_TYPE_UNSUBSCRIBED, iterator->name,
"GoodBye you are no longer in the asterisk config file so I am removing"
" your access to my presence.\n"));
iks_insert_attrib(removeiq, "from", client->jid->full);
iks_insert_attrib(removeiq, "type", "set");
iks_insert_attrib(removequery, "xmlns", "jabber:iq:roster");
iks_insert_attrib(removeitem, "jid", iterator->name);
iks_insert_attrib(removeitem, "subscription", "remove");
res = iks_send(client->p, removeiq);
} else if (ast_test_flag(iterator, AJI_AUTOREGISTER)) {
res = iks_send(client->p, iks_make_s10n(IKS_TYPE_SUBSCRIBE, iterator->name,
"Greetings I am the Asterisk Open Source PBX and I want to subscribe to your presence\n"));
ast_clear_flag(iterator, AJI_AUTOREGISTER);
}
ASTOBJ_UNLOCK(iterator);
});
} else
ast_log(LOG_ERROR, "Out of memory.\n");
if (removeiq)
iks_delete(removeiq);
if (removequery)
iks_delete(removequery);
if (removeitem)
iks_delete(removeitem);
if (send)
iks_delete(send);
ASTOBJ_CONTAINER_PRUNE_MARKED(&client->buddies, aji_buddy_destroy);
}
/*!
* \brief filters the roster packet we get back from server.
* \param aji_client struct, and xml packet.
* \return IKS_FILTER_EAT.
*/
static int aji_filter_roster(void *data, ikspak *pak)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
int flag = 0;
iks *x = NULL;
struct aji_buddy *buddy;
client->state = AJI_CONNECTED;
ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
ASTOBJ_RDLOCK(iterator);
x = iks_child(pak->query);
flag = 0;
while (x) {
if (!iks_strcmp(iks_name(x), "item")) {
if (!strcasecmp(iterator->name, iks_find_attrib(x, "jid"))) {
flag = 1;
ast_clear_flag(iterator, AJI_AUTOPRUNE | AJI_AUTOREGISTER);
}
}
x = iks_next(x);
}
if (!flag)
ast_copy_flags(iterator, client, AJI_AUTOREGISTER);
if (x)
iks_delete(x);
ASTOBJ_UNLOCK(iterator);
});
x = iks_child(pak->query);
while (x) {
flag = 0;
if (iks_strcmp(iks_name(x), "item") == 0) {
ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
ASTOBJ_RDLOCK(iterator);
if (!strcasecmp(iterator->name, iks_find_attrib(x, "jid")))
flag = 1;
ASTOBJ_UNLOCK(iterator);
});
if (!flag) {
buddy = (struct aji_buddy *) malloc(sizeof(struct aji_buddy));
if (!buddy) {
ast_log(LOG_WARNING, "Out of memory\n");
return 0;
}
memset(buddy, 0, sizeof(struct aji_buddy));
ASTOBJ_INIT(buddy);
ASTOBJ_WRLOCK(buddy);
ast_copy_string(buddy->name, iks_find_attrib(x, "jid"), sizeof(buddy->name));
ast_clear_flag(buddy, AST_FLAGS_ALL);
if(ast_test_flag(client, AJI_AUTOPRUNE)) {
ast_set_flag(buddy, AJI_AUTOPRUNE);
buddy->objflags |= ASTOBJ_FLAG_MARKED;
} else
ast_set_flag(buddy, AJI_AUTOREGISTER);
ASTOBJ_UNLOCK(buddy);
if (buddy) {
ASTOBJ_CONTAINER_LINK(&client->buddies, buddy);
ASTOBJ_UNREF(buddy, aji_buddy_destroy);
}
}
}
x = iks_next(x);
}
if (x)
iks_delete(x);
aji_pruneregister(client);
ASTOBJ_UNREF(client, aji_client_destroy);
return IKS_FILTER_EAT;
}
static int aji_reconnect(struct aji_client *client)
{
int res = 0;
if (client->state)
client->state = AJI_DISCONNECTED;
client->timeout=50;
if (client->p)
iks_parser_reset(client->p);
if (client->authorized)
client->authorized = 0;
if(client->component)
res = aji_component_initialize(client);
else
res = aji_client_initialize(client);
return res;
}
static int aji_get_roster(struct aji_client *client)
{
iks *roster = NULL;
roster = iks_make_iq(IKS_TYPE_GET, IKS_NS_ROSTER);
if(roster) {
iks_insert_attrib(roster, "id", "roster");
aji_set_presence(client, NULL, client->jid->full, 1, client->statusmessage);
iks_send(client->p, roster);
}
if (roster)
iks_delete(roster);
return 1;
}
/*!
* \brief connects as a client to jabber server.
* \param aji_client struct, and xml packet.
* \return res.
*/
static int aji_client_connect(void *data, ikspak *pak)
{
struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
int res = 0;
if (client) {
if (client->state == AJI_DISCONNECTED) {
iks_filter_add_rule(client->f, aji_filter_roster, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_ID, "roster", IKS_RULE_DONE);
client->state = AJI_CONNECTING;
client->jid = (iks_find_cdata(pak->query, "jid")) ? iks_id_new(client->stack, iks_find_cdata(pak->query, "jid")) : client->jid;
iks_filter_remove_hook(client->f, aji_client_connect);
if(!client->component) /*client*/
aji_get_roster(client);
}
} else
ast_log(LOG_ERROR, "Out of memory.\n");
ASTOBJ_UNREF(client, aji_client_destroy);
return res;
}
/*!
* \brief prepares client for connect.
* \param aji_client struct.
* \return 1.
*/
static int aji_client_initialize(struct aji_client *client)
{
int connected = 0;
connected = iks_connect_via(client->p, S_OR(client->serverhost, client->jid->server), client->port, client->jid->server);
if (connected == IKS_NET_NOCONN) {
ast_log(LOG_ERROR, "JABBER ERROR: No Connection\n");
return IKS_HOOK;
} else if (connected == IKS_NET_NODNS) {
ast_log(LOG_ERROR, "JABBER ERROR: No DNS %s for client to %s\n", client->name, S_OR(client->serverhost, client->jid->server));
return IKS_HOOK;
} else
iks_recv(client->p, 30);
return IKS_OK;
}
/*!
* \brief prepares component for connect.
* \param aji_client struct.
* \return 1.
*/
static int aji_component_initialize(struct aji_client *client)
{
int connected = 1;
connected = iks_connect_via(client->p, S_OR(client->serverhost, client->jid->server), client->port, client->user);
if (connected == IKS_NET_NOCONN) {
ast_log(LOG_ERROR, "JABBER ERROR: No Connection\n");
return IKS_HOOK;
} else if (connected == IKS_NET_NODNS) {
ast_log(LOG_ERROR, "JABBER ERROR: No DNS %s for client to %s\n", client->name, S_OR(client->serverhost, client->jid->server));
return IKS_HOOK;
} else if (!connected)
iks_recv(client->p, 30);
return IKS_OK;
}
/*!
* \brief disconnect from jabber server.
* \param aji_client struct.
* \return 1.
*/
int ast_aji_disconnect(struct aji_client *client)
{
if (client) {
if (option_verbose > 3)
ast_verbose(VERBOSE_PREFIX_3 "JABBER: Disconnecting\n");
iks_disconnect(client->p);
iks_parser_delete(client->p);
ASTOBJ_UNREF(client, aji_client_destroy);
}
return 1;
}
/*!
* \brief set presence of client.
* \param aji_client struct, user to send it to, and from, level, description.
* \return void.
*/
static void aji_set_presence(struct aji_client *client, char *to, char *from, int level, char *desc)
{
int res = 0;
iks *presence = iks_make_pres(level, desc);
iks *cnode = iks_new("c");
iks *priority = iks_new("priority");
iks_insert_cdata(priority, "0", 1);
if (presence && cnode && client) {
if(to)
iks_insert_attrib(presence, "to", to);
if(from)
iks_insert_attrib(presence, "from", from);
iks_insert_attrib(cnode, "node", "http://www.asterisk.org/xmpp/client/caps");
iks_insert_attrib(cnode, "ver", "asterisk-xmpp");
iks_insert_attrib(cnode, "ext", "voice-v1");
iks_insert_attrib(cnode, "xmlns", "http://jabber.org/protocol/caps");
iks_insert_node(presence, cnode);
res = iks_send(client->p, presence);
} else
ast_log(LOG_ERROR, "Out of memory.\n");
if (cnode)
iks_delete(cnode);
if (presence)
iks_delete(presence);
}
/*!
* \brief turnon console debugging.
* \param fd, number of args, args.
* \return RESULT_SUCCESS.
*/
static int aji_do_debug(int fd, int argc, char *argv[])
{
ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
ASTOBJ_RDLOCK(iterator);
iterator->debug = 1;
ASTOBJ_UNLOCK(iterator);
});
ast_cli(fd, "Jabber Debugging Enabled.\n");
return RESULT_SUCCESS;
}
/*!
* \brief reload jabber module.
* \param fd, number of args, args.
* \return RESULT_SUCCESS.
*/
static int aji_do_reload(int fd, int argc, char *argv[])
{
aji_reload();
ast_cli(fd, "Jabber Reloaded.\n");
return RESULT_SUCCESS;
}
/*!
* \brief turnoff console debugging.
* \param fd, number of args, args.
* \return RESULT_SUCCESS.
*/
static int aji_no_debug(int fd, int argc, char *argv[])
{
ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
ASTOBJ_RDLOCK(iterator);
iterator->debug = 0;
ASTOBJ_UNLOCK(iterator);
});
ast_cli(fd, "Jabber Debugging Disabled.\n");
return RESULT_SUCCESS;
}
/*!
* \brief show client status.
* \param fd, number of args, args.
* \return RESULT_SUCCESS.
*/
static int aji_show_clients(int fd, int argc, char *argv[])
{
char *status;
int count = 0;
ast_cli(fd, "Jabber Users and their status:\n");
ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
ASTOBJ_RDLOCK(iterator);
count++;
switch (iterator->state) {
case AJI_DISCONNECTED:
status = "Disconnected";
break;
case AJI_CONNECTING:
status = "Connecting";
break;
case AJI_CONNECTED:
status = "Connected";
break;
default:
status = "Unknown";
}
ast_cli(fd, " User: %s - %s\n", iterator->user, status);
ASTOBJ_UNLOCK(iterator);
});
ast_cli(fd, "----\n");
ast_cli(fd, " Number of users: %d\n", count);
return RESULT_SUCCESS;
}
/*!
* \brief send test message for debugging.
* \param fd, number of args, args.
* \return RESULT_SUCCESS.
*/
static int aji_test(int fd, int argc, char *argv[])
{
struct aji_client *client;
struct aji_resource *resource;
const char *name = "asterisk";
struct aji_message *tmp;
if (argc > 3)
return RESULT_SHOWUSAGE;
else if (argc == 3)
name = argv[2];
if (!(client = ASTOBJ_CONTAINER_FIND(&clients, name))) {
ast_cli(fd, "Unable to find client '%s'!\n", name);
return RESULT_FAILURE;
}
/* XXX Does Matt really want everyone to use his personal address for tests? */ /* XXX yes he does */
ast_aji_send(client, "mogorman@astjab.org", "blahblah");
ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
ASTOBJ_RDLOCK(iterator);
ast_verbose("User: %s\n", iterator->name);
for (resource = iterator->resources; resource; resource = resource->next) {
ast_verbose("Resource: %s\n", resource->resource);
if(resource->cap) {
ast_verbose(" client: %s\n", resource->cap->parent->node);
ast_verbose(" version: %s\n", resource->cap->version);
ast_verbose(" Jingle Capable: %d\n", resource->cap->jingle);
}
ast_verbose(" Priority: %d\n", resource->priority);
ast_verbose(" Status: %d\n", resource->status);
ast_verbose(" Message: %s\n", S_OR(resource->description,""));
}
ASTOBJ_UNLOCK(iterator);
});
ast_verbose("\nOooh a working message stack!\n");
AST_LIST_LOCK(&client->messages);
AST_LIST_TRAVERSE(&client->messages, tmp, list) {
ast_verbose(" Message from: %s with id %s @ %s %s\n",tmp->from, S_OR(tmp->id,""), ctime(&tmp->arrived), S_OR(tmp->message, ""));
}
AST_LIST_UNLOCK(&client->messages);
ASTOBJ_UNREF(client, aji_client_destroy);
return RESULT_SUCCESS;
}
/*!
* \brief creates aji_client structure.
* \param label, ast_variable, debug, pruneregister, component/client, aji_client to dump into.
* \return 0.
*/
static int aji_create_client(char *label, struct ast_variable *var, int debug)
{
char *resource;
struct aji_client *client = NULL;
int flag = 0;
client = ASTOBJ_CONTAINER_FIND(&clients,label);
if (!client) {
flag = 1;
client = (struct aji_client *) malloc(sizeof(struct aji_client));
if (!client) {
ast_log(LOG_ERROR, "Out of memory!\n");
return 0;
}
memset(client, 0, sizeof(struct aji_client));
ASTOBJ_INIT(client);
ASTOBJ_WRLOCK(client);
ASTOBJ_CONTAINER_INIT(&client->buddies);
} else {
ASTOBJ_WRLOCK(client);
ASTOBJ_UNMARK(client);
}
ASTOBJ_CONTAINER_MARKALL(&client->buddies);
ast_copy_string(client->name, label, sizeof(client->name));
ast_copy_string(client->mid, "aaaaa", sizeof(client->mid));
/* Set default values for the client object */
client->debug = debug;
ast_copy_flags(client, &globalflags, AST_FLAGS_ALL);
client->port = 5222;
client->usetls = 1;
client->usesasl = 1;
client->forcessl = 0;
client->keepalive = 1;
client->timeout = 50;
client->message_timeout = 100;
AST_LIST_HEAD_INIT(&client->messages);
client->component = 0;
ast_copy_string(client->statusmessage, "Online and Available", sizeof(client->statusmessage));
if (flag) {
client->authorized = 0;
client->state = AJI_DISCONNECTED;
}
while (var) {
if (!strcasecmp(var->name, "username"))
ast_copy_string(client->user, var->value, sizeof(client->user));
else if (!strcasecmp(var->name, "serverhost"))
ast_copy_string(client->serverhost, var->value, sizeof(client->serverhost));
else if (!strcasecmp(var->name, "secret"))
ast_copy_string(client->password, var->value, sizeof(client->password));
else if (!strcasecmp(var->name, "statusmessage"))
ast_copy_string(client->statusmessage, var->value, sizeof(client->statusmessage));
else if (!strcasecmp(var->name, "port"))
client->port = atoi(var->value);
else if (!strcasecmp(var->name, "timeout"))
client->message_timeout = atoi(var->value);
else if (!strcasecmp(var->name, "debug"))
client->debug = (ast_false(var->value)) ? 0 : 1;
else if (!strcasecmp(var->name, "type")) {
if (!strcasecmp(var->value, "component"))
client->component = 1;
} else if (!strcasecmp(var->name, "usetls")) {
client->usetls = (ast_false(var->value)) ? 0 : 1;
} else if (!strcasecmp(var->name, "usesasl")) {
client->usesasl = (ast_false(var->value)) ? 0 : 1;
} else if (!strcasecmp(var->name, "forceoldssl"))
client->forcessl = (ast_false(var->value)) ? 0 : 1;
else if (!strcasecmp(var->name, "keepalive"))
client->keepalive = (ast_false(var->value)) ? 0 : 1;
else if (!strcasecmp(var->name, "autoprune"))
ast_set2_flag(client, ast_true(var->value), AJI_AUTOPRUNE);
else if (!strcasecmp(var->name, "autoregister"))
ast_set2_flag(client, ast_true(var->value), AJI_AUTOREGISTER);
else if (!strcasecmp(var->name, "buddy"))
aji_create_buddy(var->value, client);
/* no transport support in this version */
/* else if (!strcasecmp(var->name, "transport"))
aji_create_transport(var->value, client);
*/
var = var->next;
}
if (!flag) {
ASTOBJ_UNLOCK(client);
ASTOBJ_UNREF(client, aji_client_destroy);
return 1;
}
client->p = iks_stream_new(((client->component) ? "jabber:component:accept" : "jabber:client"), client, aji_act_hook);
if (!client->p) {
ast_log(LOG_ERROR, "Failed to create stream for client '%s'!\n", client->name);
return 0;
}
client->stack = iks_stack_new(8192, 8192);
if (!client->stack) {
ast_log(LOG_ERROR, "Failed to allocate stack for client '%s'\n", client->name);
return 0;
}
client->f = iks_filter_new();
if (!client->f) {
ast_log(LOG_ERROR, "Failed to create filter for client '%s'\n", client->name);
return 0;
}
if (!strchr(client->user, '/') && !client->component) { /*client */
resource = NULL;
asprintf(&resource, "%s/asterisk", client->user);
if (resource) {
client->jid = iks_id_new(client->stack, resource);
free(resource);
}
} else
client->jid = iks_id_new(client->stack, client->user);
if (client->component) {
iks_filter_add_rule(client->f, aji_dinfo_handler, client, IKS_RULE_NS, "http://jabber.org/protocol/disco#info", IKS_RULE_DONE);
iks_filter_add_rule(client->f, aji_ditems_handler, client, IKS_RULE_NS, "http://jabber.org/protocol/disco#items", IKS_RULE_DONE);
iks_filter_add_rule(client->f, aji_register_query_handler, client, IKS_RULE_SUBTYPE, IKS_TYPE_GET, IKS_RULE_NS, "jabber:iq:register", IKS_RULE_DONE);
iks_filter_add_rule(client->f, aji_register_approve_handler, client, IKS_RULE_SUBTYPE, IKS_TYPE_SET, IKS_RULE_NS, "jabber:iq:register", IKS_RULE_DONE);
} else {
iks_filter_add_rule(client->f, aji_client_info_handler, client, IKS_RULE_NS, "http://jabber.org/protocol/disco#info", IKS_RULE_DONE);
}
if (!strchr(client->user, '/') && !client->component) { /*client */
resource = NULL;
asprintf(&resource, "%s/asterisk", client->user);
if (resource) {
client->jid = iks_id_new(client->stack, resource);
free(resource);
}
} else
client->jid = iks_id_new(client->stack, client->user);
iks_set_log_hook(client->p, aji_log_hook);
ASTOBJ_UNLOCK(client);
ASTOBJ_CONTAINER_LINK(&clients,client);
return 1;
}
/*!
* \brief creates transport.
* \param label, buddy to dump it into.
* \return 0.
*/
/* no connecting to transports today */
/*
static int aji_create_transport(char *label, struct aji_client *client)
{
char *server = NULL, *buddyname = NULL, *user = NULL, *pass = NULL;
struct aji_buddy *buddy = NULL;
buddy = ASTOBJ_CONTAINER_FIND(&client->buddies,label);
if (!buddy) {
buddy = malloc(sizeof(struct aji_buddy));
if(!buddy) {
ast_log(LOG_WARNING, "Out of memory\n");
return 0;
}
memset(buddy, 0, sizeof(struct aji_buddy));
ASTOBJ_INIT(buddy);
}
ASTOBJ_WRLOCK(buddy);
server = label;
if ((buddyname = strchr(label, ','))) {
*buddyname = '\0';
buddyname++;
if (buddyname && buddyname[0] != '\0') {
if ((user = strchr(buddyname, ','))) {
*user = '\0';
user++;
if (user && user[0] != '\0') {
if ((pass = strchr(user, ','))) {
*pass = '\0';
pass++;
ast_copy_string(buddy->pass, pass, sizeof(buddy->pass));
ast_copy_string(buddy->user, user, sizeof(buddy->user));
ast_copy_string(buddy->name, buddyname, sizeof(buddy->name));
ast_copy_string(buddy->server, server, sizeof(buddy->server));
return 1;
}
}
}
}
}
ASTOBJ_UNLOCK(buddy);
ASTOBJ_UNMARK(buddy);
ASTOBJ_CONTAINER_LINK(&client->buddies, buddy);
return 0;
}
*/
/*!
* \brief creates buddy.
* \param label, buddy to dump it into.
* \return 0.
*/
static int aji_create_buddy(char *label, struct aji_client *client)
{
struct aji_buddy *buddy = NULL;
int flag = 0;
buddy = ASTOBJ_CONTAINER_FIND(&client->buddies,label);
if (!buddy) {
flag = 1;
buddy = malloc(sizeof(struct aji_buddy));
if(!buddy) {
ast_log(LOG_WARNING, "Out of memory\n");
return 0;
}
memset(buddy, 0, sizeof(struct aji_buddy));
ASTOBJ_INIT(buddy);
}
ASTOBJ_WRLOCK(buddy);
ast_copy_string(buddy->name, label, sizeof(buddy->name));
ASTOBJ_UNLOCK(buddy);
if(flag)
ASTOBJ_CONTAINER_LINK(&client->buddies, buddy);
else {
ASTOBJ_UNMARK(buddy);
ASTOBJ_UNREF(buddy, aji_buddy_destroy);
}
return 1;
}
/*!
* \brief load config file.
* \param void.
* \return 1.
*/
static int aji_load_config(void)
{
char *cat = NULL;
int debug = 1;
struct ast_config *cfg = NULL;
struct ast_variable *var = NULL;
cfg = ast_config_load(JABBER_CONFIG);
if (!cfg) {
ast_log(LOG_WARNING, "No such configuration file %s\n", JABBER_CONFIG);
return 0;
}
cat = ast_category_browse(cfg, NULL);
for (var = ast_variable_browse(cfg, "general"); var; var = var->next) {
if (!strcasecmp(var->name, "debug"))
debug = (ast_false(ast_variable_retrieve(cfg, "general", "debug"))) ? 0 : 1;
else if (!strcasecmp(var->name, "autoprune"))
ast_set2_flag(&globalflags, ast_true(var->value), AJI_AUTOPRUNE);
else if (!strcasecmp(var->name, "autoregister"))
ast_set2_flag(&globalflags, ast_true(var->value), AJI_AUTOREGISTER);
}
while (cat) {
if (strcasecmp(cat, "general")) {
var = ast_variable_browse(cfg, cat);
aji_create_client(cat, var, debug);
}
cat = ast_category_browse(cfg, cat);
}
ast_config_destroy(cfg); /* or leak memory */
return 1;
}
/*!
* \brief grab a aji_client structure by label name or JID
* (without the resource string)
* \param name label or JID
* \return aji_client.
*/
struct aji_client *ast_aji_get_client(const char *name)
{
struct aji_client *client = NULL;
char *aux = NULL;
client = ASTOBJ_CONTAINER_FIND(&clients, name);
if (!client && strchr(name, '@')) {
ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
aux = ast_strdupa(iterator->user);
if (strchr(aux, '/')) {
/* strip resource for comparison */
aux = strsep(&aux, "/");
}
if (!strncasecmp(aux, name, strlen(aux))) {
client = iterator;
}
});
}
return client;
}
struct aji_client_container *ast_aji_get_clients(void)
{
return &clients;
}
static char mandescr_jabber_send[] =
"Description: Sends a message to a Jabber Client.\n"
"Variables: \n"
" Jabber: Client or transport Asterisk uses to connect to JABBER.\n"
" ScreenName: User Name to message.\n"
" Message: Message to be sent to the buddy\n";
/*! \brief Send a Jabber Message via call from the Manager */
static int manager_jabber_send(struct mansession *s, const struct message *m)
{
struct aji_client *client = NULL;
const char *id = astman_get_header(m,"ActionID");
const char *jabber = astman_get_header(m,"Jabber");
const char *screenname = astman_get_header(m,"ScreenName");
const char *message = astman_get_header(m,"Message");
if (ast_strlen_zero(jabber)) {
astman_send_error(s, m, "No transport specified");
return 0;
}
if (ast_strlen_zero(screenname)) {
astman_send_error(s, m, "No ScreenName specified");
return 0;
}
if (ast_strlen_zero(message)) {
astman_send_error(s, m, "No Message specified");
return 0;
}
astman_send_ack(s, m, "Attempting to send Jabber Message");
client = ast_aji_get_client(jabber);
if (!client) {
astman_send_error(s, m, "Could not find Sender");
return 0;
}
if (strchr(screenname, '@') && message){
ast_aji_send(client, screenname, message);
if (!ast_strlen_zero(id))
astman_append(s, "ActionID: %s\r\n",id);
astman_append(s, "Response: Success\r\n");
return 0;
}
if (!ast_strlen_zero(id))
astman_append(s, "ActionID: %s\r\n",id);
astman_append(s, "Response: Failure\r\n");
return 0;
}
static int aji_reload()
{
ASTOBJ_CONTAINER_MARKALL(&clients);
if (!aji_load_config()) {
ast_log(LOG_ERROR, "JABBER: Failed to load config.\n");
return 0;
}
ASTOBJ_CONTAINER_PRUNE_MARKED(&clients, aji_client_destroy);
ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
ASTOBJ_RDLOCK(iterator);
if(iterator->state == AJI_DISCONNECTED) {
if (!iterator->thread)
ast_pthread_create_background(&iterator->thread, NULL, aji_recv_loop, iterator);
} else if (iterator->state == AJI_CONNECTING)
aji_get_roster(iterator);
ASTOBJ_UNLOCK(iterator);
});
return 1;
}
static int unload_module(void)
{
/* Check if TLS is initialized. If that's the case, we can't unload this
module due to a bug in the iksemel library that will cause a crash or
a deadlock. We're trying to find a way to handle this, but in the meantime
we will simply refuse to die...
*/
if (tls_initialized) {
ast_log(LOG_ERROR, "Module can't be unloaded due to a bug in the Iksemel library when using TLS.\n");
return 1; /* You need a forced unload to get rid of this module */
}
ast_cli_unregister_multiple(aji_cli, sizeof(aji_cli) / sizeof(struct ast_cli_entry));
ast_unregister_application(app_ajisend);
ast_unregister_application(app_ajistatus);
ast_manager_unregister("JabberSend");
ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
ASTOBJ_RDLOCK(iterator);
if (option_debug > 2)
ast_log(LOG_DEBUG, "JABBER: Releasing and disconneing client: %s\n", iterator->name);
iterator->state = AJI_DISCONNECTING;
ast_aji_disconnect(iterator);
pthread_join(iterator->thread, NULL);
ASTOBJ_UNLOCK(iterator);
});
ASTOBJ_CONTAINER_DESTROYALL(&clients, aji_client_destroy);
ASTOBJ_CONTAINER_DESTROY(&clients);
return 0;
}
static int load_module(void)
{
ASTOBJ_CONTAINER_INIT(&clients);
if(!aji_reload())
return AST_MODULE_LOAD_DECLINE;
ast_manager_register2("JabberSend", EVENT_FLAG_SYSTEM, manager_jabber_send,
"Sends a message to a Jabber Client", mandescr_jabber_send);
ast_register_application(app_ajisend, aji_send_exec, ajisend_synopsis, ajisend_descrip);
ast_register_application(app_ajistatus, aji_status_exec, ajistatus_synopsis, ajistatus_descrip);
ast_cli_register_multiple(aji_cli, sizeof(aji_cli) / sizeof(struct ast_cli_entry));
return 0;
}
static int reload(void)
{
aji_reload();
return 0;
}
AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_GLOBAL_SYMBOLS, "AJI - Asterisk Jabber Interface",
.load = load_module,
.unload = unload_module,
.reload = reload,
);
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