/** fetch user data */
user_t user_load(sm_t sm, jid_t jid) {
user_t user;
/* already loaded */
user = xhash_get(sm->users, jid_user(jid));
if(user != NULL) {
log_debug(ZONE, "returning previously-created user data for %s", jid_user(jid));
return user;
}
/* make a new one */
user = _user_alloc(sm, jid);
/* get modules to setup */
if(mm_user_load(sm->mm, user) != 0) {
log_debug(ZONE, "modules failed user load for %s", jid_user(jid));
pool_free(user->p);
return NULL;
}
/* save them for later */
xhash_put(sm->users, jid_user(user->jid), (void *) user);
log_debug(ZONE, "loaded user data for %s", jid_user(jid));
return user;
}
/** trash a user */
void user_delete(sm_t sm, jid_t jid) {
user_t user;
sess_t scan, next;
log_debug(ZONE, "delete user request for %s", jid_user(jid));
user = user_load(sm, jid);
if(user == NULL) {
log_debug(ZONE, "user doesn't exist, can't delete");
return;
}
/* close their sessions first (this will free user, after the last session ends) */
scan = user->sessions;
while(scan != NULL) {
next = scan->next;
sm_c2s_action(scan, "ended", NULL);
sess_end(scan);
scan = next;
}
mm_user_delete(sm->mm, jid);
log_write(sm->log, LOG_NOTICE, "deleted user: jid=%s", jid_user(jid));
}
/** initialise a user */
int user_create(sm_t sm, jid_t jid) {
user_t user;
log_debug(ZONE, "create user request for %s", jid_user(jid));
/* check whether it is to serviced domain */
if(xhash_get(sm->hosts, jid->domain) == NULL) {
log_write(sm->log, LOG_ERR, "request to create user for non-serviced domain: jid=%s", jid_user(jid));
log_debug(ZONE, "no such domain, not creating");
return 1;
}
user = user_load(sm, jid);
if(user != NULL) {
log_write(sm->log, LOG_ERR, "request to create already-active user: jid=%s", jid_user(jid));
log_debug(ZONE, "user already active, not creating");
return 1;
}
/* modules create */
if(mm_user_create(sm->mm, jid) != 0) {
log_write(sm->log, LOG_ERR, "user creation failed: jid=%s", jid_user(jid));
log_debug(ZONE, "user create failed, forcing deletion for cleanup");
mm_user_delete(sm->mm, jid);
return 1;
}
log_write(sm->log, LOG_NOTICE, "created user: jid=%s", jid_user(jid));
return 0;
}
/* drop incoming presence if the user isn't around,
* so we don't have to load them during broadcasts */
mod_ret_t _presence_in_router(mod_instance_t mi, pkt_t pkt) {
user_t user;
sess_t sess;
/* only check presence to users, pass presence to sm and probes */
if(!(pkt->type & pkt_PRESENCE) || pkt->to->node[0] == '\0' || pkt->type == pkt_PRESENCE_PROBE)
return mod_PASS;
/* get the user _without_ doing a load */
user = xhash_get(mi->mod->mm->sm->users, jid_user(pkt->to));
/* no user, or no sessions, bail */
if(user == NULL || user->sessions == NULL) {
pkt_free(pkt);
return mod_HANDLED;
}
/* only pass if there's at least one available session */
for(sess = user->sessions; sess != NULL; sess = sess->next)
if(sess->available)
return mod_PASS;
/* no available sessions, drop */
pkt_free(pkt);
return mod_HANDLED;
}
static int _vacation_user_load(mod_instance_t mi, user_t user) {
module_t mod = mi->mod;
vacation_t v;
os_t os;
os_object_t o;
v = (vacation_t) calloc(1, sizeof(struct _vacation_st));
user->module_data[mod->index] = v;
if(storage_get(mod->mm->sm->st, "vacation-settings", jid_user(user->jid), NULL, &os) == st_SUCCESS) {
if(os_iter_first(os)) {
o = os_iter_object(os);
if(os_object_get_time(os, o, "start", &v->start) &&
os_object_get_time(os, o, "end", &v->end) &&
os_object_get_str(os, o, "message", &v->msg))
v->msg = strdup(v->msg);
else {
v->start = 0;
v->end = 0;
v->msg = NULL;
}
}
os_free(os);
}
pool_cleanup(user->p, (void (*))(void *) _vacation_user_free, v);
return 0;
}
static void _roster_publish_save_item(user_t user, item_t item) {
os_t os;
os_object_t o;
char filter[4096];
int i;
log_debug(ZONE, "saving roster item %s for %s", jid_full(item->jid), jid_user(user->jid));
os = os_new();
o = os_object_new(os);
os_object_put(o, "jid", jid_full(item->jid), os_type_STRING);
if(item->name != NULL)
os_object_put(o, "name", item->name, os_type_STRING);
os_object_put(o, "to", &item->to, os_type_BOOLEAN);
os_object_put(o, "from", &item->from, os_type_BOOLEAN);
os_object_put(o, "ask", &item->ask, os_type_INTEGER);
snprintf(filter, 4096, "(jid=%s)", jid_full(item->jid));
storage_replace(user->sm->st, "roster-items", jid_user(user->jid), filter, os);
os_free(os);
snprintf(filter, 4096, "(jid=%s)", jid_full(item->jid));
if(item->ngroups == 0) {
storage_delete(user->sm->st, "roster-groups", jid_user(user->jid), filter);
return;
}
os = os_new();
for(i = 0; i < item->ngroups; i++) {
o = os_object_new(os);
os_object_put(o, "jid", jid_full(item->jid), os_type_STRING);
os_object_put(o, "group", item->groups[i], os_type_STRING);
}
storage_replace(user->sm->st, "roster-groups", jid_user(user->jid), filter, os);
os_free(os);
}
static int _active_user_create(mod_instance_t mi, jid_t jid) {
time_t t;
os_t os;
os_object_t o;
log_debug(ZONE, "activating user %s", jid_user(jid));
t = time(NULL);
os = os_new();
o = os_object_new(os);
os_object_put_time(o, "time", &t);
storage_put(mi->sm->st, "active", jid_user(jid), os);
os_free(os);
return 0;
}
/* presence packets to the sm */
static mod_ret_t _presence_pkt_sm(mod_instance_t mi, pkt_t pkt) {
module_t mod = mi->mod;
jid_t smjid;
/* only check presence/subs to server JID */
if(!(pkt->type & pkt_PRESENCE || pkt->type & pkt_S10N))
return mod_PASS;
smjid = jid_new(jid_user(pkt->to), -1);
/* handle subscription requests */
if(pkt->type == pkt_S10N) {
log_debug(ZONE, "accepting subscription request from %s", jid_full(pkt->from));
/* accept request */
pkt_router(pkt_create(mod->mm->sm, "presence", "subscribed", jid_user(pkt->from), jid_user(smjid)));
/* and subscribe back to theirs */
pkt_router(pkt_create(mod->mm->sm, "presence", "subscribe", jid_user(pkt->from), jid_user(smjid)));
pkt_free(pkt);
jid_free(smjid);
return mod_HANDLED;
}
/* handle unsubscribe requests */
if(pkt->type == pkt_S10N_UN) {
log_debug(ZONE, "accepting unsubscribe request from %s", jid_full(pkt->from));
/* ack the request */
pkt_router(pkt_create(mod->mm->sm, "presence", "unsubscribed", jid_user(pkt->from), jid_user(smjid)));
pkt_free(pkt);
jid_free(smjid);
return mod_HANDLED;
}
/* drop the rest */
log_debug(ZONE, "dropping presence from %s", jid_full(pkt->from));
pkt_free(pkt);
jid_free(smjid);
return mod_HANDLED;
}
mreturn mod_roster_auto_in_s10n(mapi m, void *arg)
{
xmlnode reply, x;
log_debug("AUTO ROSTER");
//in not s10n
if (m->packet->type != JPACKET_S10N)
return M_IGNORE;
//if no to
if (m->packet->to == NULL)
return M_PASS;
//if from me
if (jid_cmpx(m->s->uid, m->packet->from, JID_USER | JID_SERVER) ==
0)
return M_PASS;
log_debug("handling incoming s10n");
switch (jpacket_subtype(m->packet)) {
case JPACKET__SUBSCRIBE:
log_debug("SUBSCRIBE");
reply =
jutil_presnew(JPACKET__SUBSCRIBED,
jid_full(m->packet->from), NULL);
js_session_from(m->s, jpacket_new(reply));
reply =
jutil_presnew(JPACKET__SUBSCRIBE,
jid_full(m->packet->from), NULL);
js_session_from(m->s, jpacket_new(reply));
break;
case JPACKET__SUBSCRIBED:
break;
case JPACKET__UNSUBSCRIBE:
log_debug("UNSUBSCRIBE");
//reply = jutil_presnew(JPACKET__UNSUBSCRIBED, jid_full(m->packet->from),NULL);
//js_session_from(m->s, jpacket_new(reply));
//remove account.
reply = jutil_iqnew(JPACKET__SET, NS_ROSTER);
x = xmlnode_get_tag(reply, "query");
x = xmlnode_insert_tag(x, "item");
xmlnode_put_attrib(x, "jid",
jid_full(jid_user(m->packet->from)));
xmlnode_put_attrib(x, "subscription", "remove");
js_session_from(m->s, jpacket_new(reply));
// reply = jutil_iqnewpresnew(JPACKET__UNSUBSCRIBE, jid_full(m->packet->from),NULL);
// js_session_from(m->s, jpacket_new(reply));
break;
case JPACKET__UNSUBSCRIBED:
break;
}
xmlnode_free(m->packet->x);
return M_HANDLED;
}
/** see if a jid is in an acl */
int aci_check(xht acls, char *type, jid_t jid)
{
jid_t list, dup;
dup = jid_dup(jid);
if (dup->resource[0]) {
/* resourceless version */
dup->resource[0] = '\0';
dup->dirty = 1;
}
log_debug(ZONE, "checking for '%s' in acl 'all'", jid_full(jid));
list = (jid_t) xhash_get(acls, "all");
if(jid_search(list, jid)) {
jid_free(dup);
return 1;
}
log_debug(ZONE, "checking for '%s' in acl 'all'", jid_user(dup));
if(jid_search(list, dup)) {
jid_free(dup);
return 1;
}
if(type != NULL) {
log_debug(ZONE, "checking for '%s' in acl '%s'", jid_full(jid), type);
list = (jid_t) xhash_get(acls, type);
if(jid_search(list, jid)) {
jid_free(dup);
return 1;
}
log_debug(ZONE, "checking for '%s' in acl '%s'", jid_user(dup), type);
if(jid_search(list, dup)) {
jid_free(dup);
return 1;
}
}
jid_free(dup);
return 0;
}
xht aci_load(sm_t sm)
{
xht acls;
int aelem, jelem, attr;
char type[33];
jid_t list, jid;
log_debug(ZONE, "loading aci");
acls = xhash_new(51);
if((aelem = nad_find_elem(sm->config->nad, 0, -1, "aci", 1)) < 0)
return acls;
aelem = nad_find_elem(sm->config->nad, aelem, -1, "acl", 1);
while(aelem >= 0)
{
list = NULL;
if((attr = nad_find_attr(sm->config->nad, aelem, -1, "type", NULL)) < 0)
{
aelem = nad_find_elem(sm->config->nad, aelem, -1, "acl", 0);
continue;
}
snprintf(type, 33, "%.*s", NAD_AVAL_L(sm->config->nad, attr), NAD_AVAL(sm->config->nad, attr));
log_debug(ZONE, "building list for '%s'", type);
jelem = nad_find_elem(sm->config->nad, aelem, -1, "jid", 1);
while(jelem >= 0)
{
if(NAD_CDATA_L(sm->config->nad, jelem) > 0)
{
jid = jid_new(NAD_CDATA(sm->config->nad, jelem), NAD_CDATA_L(sm->config->nad, jelem));
list = jid_append(list, jid);
log_debug(ZONE, "added '%s'", jid_user(jid));
jid_free(jid);
}
jelem = nad_find_elem(sm->config->nad, jelem, -1, "jid", 0);
}
if(list != NULL) {
xhash_put(acls, pstrdup(xhash_pool(acls), type), (void *) list);
}
aelem = nad_find_elem(sm->config->nad, aelem, -1, "acl", 0);
}
return acls;
}
/** free the roster */
static void _roster_free(user_t user)
{
if(user->roster == NULL)
return;
log_debug(ZONE, "freeing roster for %s", jid_user(user->jid));
xhash_walk(user->roster, _roster_free_walker, NULL);
xhash_free(user->roster);
user->roster = NULL;
}
static int _active_user_load(mod_instance_t mi, user_t user) {
os_t os;
os_object_t o;
/* get their active status */
if(storage_get(user->sm->st, "active", jid_user(user->jid), NULL, &os) == st_SUCCESS && os_iter_first(os)) {
o = os_iter_object(os);
os_object_get_time(os, o, "time", &user->active);
os_free(os);
} else
/* can't load them if they're inactive */
return 1;
return 0;
}
void sess_end(sess_t sess) {
log_debug(ZONE, "shutting down session %s", jid_full(sess->jid));
_sess_end_guts(sess);
log_write(sess->user->sm->log, LOG_NOTICE, "session ended: jid=%s", jid_full(sess->jid));
/* if it was the last session, free the user */
if(sess->user->sessions == NULL) {
mm_user_unload(sess->user->sm->mm, sess->user);
log_write(sess->user->sm->log, LOG_NOTICE, "user unloaded jid=%s", jid_user(sess->jid));
user_free(sess->user);
}
/* free the session */
pool_free(sess->p);
}
mreturn mod_browse_server(mapi m, void *arg)
{
xmlnode browse, query, x;
if (m->packet->type != JPACKET_IQ)
return M_IGNORE;
if (jpacket_subtype(m->packet) != JPACKET__GET
|| !NSCHECK(m->packet->iq, NS_BROWSE)
|| m->packet->to->resource != NULL)
return M_PASS;
/* get data from the config file */
if ((browse = js_config(m->si, "browse")) == NULL)
return M_PASS;
log_debug("handling browse query");
/* build the result IQ */
query =
xmlnode_insert_tag(jutil_iqresult(m->packet->x), "service");
xmlnode_put_attrib(query, "xmlns", NS_BROWSE);
xmlnode_put_attrib(query, "type", "jabber");
xmlnode_put_attrib(query, "jid", m->packet->to->server);
xmlnode_put_attrib(query, "name", xmlnode_get_data(js_config(m->si, "vCard/FN"))); /* pull name from the server vCard */
/* copy in the configured services */
xmlnode_insert_node(query, xmlnode_get_firstchild(browse));
/* list the admin stuff */
if (js_admin_jid(m->si, jid_user(m->packet->from), ADMIN_READ)) {
x = xmlnode_insert_tag(query, "item");
xmlnode_put_attrib(x, "jid",
spools(xmlnode_pool(x),
m->packet->to->server, "/admin",
xmlnode_pool(x)));
xmlnode_put_attrib(x, "name", "Online Users");
xmlnode_insert_cdata(xmlnode_insert_tag(query, "ns"),
NS_ADMIN, -1);
}
jpacket_reset(m->packet);
js_deliver(m->si, m->packet);
return M_HANDLED;
}
/* returns a valid nick from the list, x is the first <nick>foo</nick> xmlnode, checks siblings */
char *con_room_nick(cnr room, cnu user, xmlnode x)
{
char *nick = NULL;
xmlnode cur;
int count = 1;
if(room == NULL || user == NULL)
{
log_warn(NAME, "[%s] Aborting - NULL attribute found", FZONE);
return NULL;
}
log_debug(NAME, "[%s] looking for valid nick in room %s from starter %s", FZONE, jid_full(room->id), xmlnode2str(x));
/* make-up-a-nick phase */
if(x == NULL)
{
nick = pmalloco(user->p, j_strlen(user->realid->user) + 10);
log_debug(NAME, "[%s] Malloc: Nick = %d", FZONE, j_strlen(user->realid->user) + 10);
sprintf(nick, "%s", user->realid->user);
while(g_hash_table_lookup(room->local, nick) != NULL)
sprintf(nick, "%s%d", user->realid->user,count++);
return nick;
}
/* scan the list */
for(cur = x; cur != NULL; cur = xmlnode_get_nextsibling(cur))
{
if(j_strcmp(xmlnode_get_name(cur),"nick") == 0 && (nick = xmlnode_get_data(cur)) != NULL)
if(g_hash_table_lookup(room->local, nick) == NULL)
break;
}
if(is_registered(room->master, jid_full(jid_user(user->realid)), nick) == -1)
nick = NULL;
return nick;
}
static void _iq_private_user_delete(mod_instance_t mi, jid_t jid) {
log_debug(ZONE, "deleting private xml storage for %s", jid_user(jid));
storage_delete(mi->sm->st, "private", jid_user(jid), NULL);
}
static mod_ret_t _offline_in_sess(mod_instance_t mi, sess_t sess, pkt_t pkt) {
st_ret_t ret;
os_t os;
os_object_t o;
nad_t nad;
pkt_t queued;
int ns, elem, attr;
char cttl[15], cstamp[18];
time_t ttl, stamp;
/* if they're becoming available for the first time */
if(pkt->type == pkt_PRESENCE && pkt->to == NULL && sess->user->top == NULL) {
ret = storage_get(pkt->sm->st, "queue", jid_user(sess->jid), NULL, &os);
if(ret != st_SUCCESS) {
log_debug(ZONE, "storage_get returned %d", ret);
return mod_PASS;
}
if(os_iter_first(os))
do {
o = os_iter_object(os);
if(os_object_get_nad(os, o, "xml", &nad)) {
queued = pkt_new(pkt->sm, nad_copy(nad));
if(queued == NULL) {
log_debug(ZONE, "invalid queued packet, not delivering");
} else {
/* check expiry as necessary */
if((ns = nad_find_scoped_namespace(queued->nad, uri_EXPIRE, NULL)) >= 0 &&
(elem = nad_find_elem(queued->nad, 1, ns, "x", 1)) >= 0 &&
(attr = nad_find_attr(queued->nad, elem, -1, "seconds", NULL)) >= 0) {
snprintf(cttl, 15, "%.*s", NAD_AVAL_L(queued->nad, attr), NAD_AVAL(queued->nad, attr));
ttl = atoi(cttl);
/* it should have a x:delay stamp, because we stamp everything we store */
if((ns = nad_find_scoped_namespace(queued->nad, uri_DELAY, NULL)) >= 0 &&
(elem = nad_find_elem(queued->nad, 1, ns, "x", 1)) >= 0 &&
(attr = nad_find_attr(queued->nad, elem, -1, "stamp", NULL)) >= 0) {
snprintf(cstamp, 18, "%.*s", NAD_AVAL_L(queued->nad, attr), NAD_AVAL(queued->nad, attr));
stamp = datetime_in(cstamp);
if(stamp + ttl <= time(NULL)) {
log_debug(ZONE, "queued packet has expired, dropping");
pkt_free(queued);
continue;
}
}
}
log_debug(ZONE, "delivering queued packet to %s", jid_full(sess->jid));
pkt_sess(queued, sess);
}
}
} while(os_iter_next(os));
os_free(os);
/* drop the spool */
storage_delete(pkt->sm->st, "queue", jid_user(sess->jid), NULL);
}
/* pass it so that other modules and mod_presence can get it */
return mod_PASS;
}
void user_free(user_t user) {
log_debug(ZONE, "freeing user %s", jid_user(user->jid));
xhash_zap(user->sm->users, jid_user(user->jid));
pool_free(user->p);
}
/** register set handler */
static void _authreg_register_set(c2s_t c2s, sess_t sess, nad_t nad)
{
int ns = 0, elem, attr;
char username[1024], password[1024];
/* if we're not configured for registration (or pw changes), or we can't set passwords, fail outright */
if(!(sess->host->ar_register_enable || sess->host->ar_register_password) || c2s->ar->set_password == NULL) {
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_NOT_ALLOWED), 0));
return;
}
ns = nad_find_scoped_namespace(nad, uri_REGISTER, NULL);
/* removals */
if(sess->active && nad_find_elem(nad, 1, ns, "remove", 1) >= 0) {
/* only if full reg is enabled */
if(!sess->host->ar_register_enable) {
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_NOT_ALLOWED), 0));
return;
}
log_debug(ZONE, "user remove requested");
/* make sure we can delete them */
if(c2s->ar->delete_user == NULL) {
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_NOT_ALLOWED), 0));
return;
}
/* otherwise, delete them */
if((c2s->ar->delete_user)(c2s->ar, sess->resources->jid->node, sess->host->realm) != 0) {
log_debug(ZONE, "user delete failed");
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_INTERNAL_SERVER_ERROR), 0));
return;
}
log_write(c2s->log, LOG_NOTICE, "[%d] deleted user: user=%s; realm=%s", sess->s->tag, sess->resources->jid->node, sess->host->realm);
log_write(c2s->log, LOG_NOTICE, "[%d] registration remove succeeded, requesting user deletion: jid=%s", sess->s->tag, jid_user(sess->resources->jid));
/* make a result nad */
sess->result = nad_new();
ns = nad_add_namespace(sess->result, uri_CLIENT, NULL);
nad_append_elem(sess->result, ns, "iq", 0);
nad_set_attr(sess->result, 0, -1, "type", "result", 6);
/* extract the id */
attr = nad_find_attr(nad, 0, -1, "id", NULL);
if(attr >= 0)
nad_set_attr(sess->result, 0, -1, "id", NAD_AVAL(nad, attr), NAD_AVAL_L(nad, attr));
nad_free(nad);
sx_nad_write(sess->s, sess->result);
sess->result = NULL;
/* get the sm to delete them (it will force their sessions to end) */
sm_delete(sess, sess->resources);
return;
}
/* username is required */
elem = nad_find_elem(nad, 1, ns, "username", 1);
if(elem < 0)
{
log_debug(ZONE, "register set with no username, bouncing it");
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_BAD_REQUEST), 0));
return;
}
snprintf(username, 1024, "%.*s", NAD_CDATA_L(nad, elem), NAD_CDATA(nad, elem));
if(stringprep_xmpp_nodeprep(username, 1024) != 0) {
log_debug(ZONE, "register set username failed nodeprep, bouncing it");
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_JID_MALFORMED), 0));
return;
}
elem = nad_find_elem(nad, 1, ns, "password", 1);
if(elem < 0)
{
log_debug(ZONE, "register set with no password, bouncing it");
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_BAD_REQUEST), 0));
return;
}
/* if they're already auth'd, its a password change */
if(sess->active)
{
/* confirm that the username matches their auth id */
if(strcmp(username, sess->resources->jid->node) != 0)
{
log_debug(ZONE, "%s is trying to change password for %s, bouncing it", jid_full(sess->resources->jid), username);
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_OLD_UNAUTH), 0));
return;
}
}
/* can't go on if we're not doing full reg */
else if(!sess->host->ar_register_enable) {
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_NOT_ALLOWED), 0));
return;
}
/* if they exist, bounce */
else if((c2s->ar->user_exists)(c2s->ar, username, sess->host->realm))
{
log_debug(ZONE, "attempt to register %s, but they already exist", username);
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_CONFLICT), 0));
return;
}
/* make sure we can create them */
else if(c2s->ar->create_user == NULL)
{
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_NOT_ALLOWED), 0));
return;
}
/* otherwise, create them */
else if((c2s->ar->create_user)(c2s->ar, username, sess->host->realm) != 0)
{
log_debug(ZONE, "user create failed");
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_INTERNAL_SERVER_ERROR), 0));
return;
}
else
log_write(c2s->log, LOG_NOTICE, "[%d] created user: user=%s; realm=%s", sess->s->tag, username, sess->host->realm);
/* extract the password */
snprintf(password, 257, "%.*s", NAD_CDATA_L(nad, elem), NAD_CDATA(nad, elem));
/* change it */
if((c2s->ar->set_password)(c2s->ar, username, sess->host->realm, password) != 0)
{
log_debug(ZONE, "password store failed");
sx_nad_write(sess->s, stanza_tofrom(stanza_error(nad, 0, stanza_err_INTERNAL_SERVER_ERROR), 0));
return;
}
log_debug(ZONE, "updated auth creds for %s", username);
/* make a result nad */
sess->result = nad_new();
ns = nad_add_namespace(sess->result, uri_CLIENT, NULL);
nad_append_elem(sess->result, ns, "iq", 0);
nad_set_attr(sess->result, 0, -1, "type", "result", 6);
/* extract the id */
attr = nad_find_attr(nad, 0, -1, "id", NULL);
if(attr >= 0)
nad_set_attr(sess->result, 0, -1, "id", NAD_AVAL(nad, attr), NAD_AVAL_L(nad, attr));
/* if they're active, then this was just a password change, and we're done */
if(sess->active) {
log_write(c2s->log, LOG_NOTICE, "[%d] password changed: jid=%s", sess->s->tag, jid_user(sess->resources->jid));
sx_nad_write(sess->s, sess->result);
sess->result = NULL;
return;
}
/* create new bound jid holder */
if(sess->resources == NULL) {
sess->resources = (bres_t) calloc(1, sizeof(struct bres_st));
}
/* our local id */
sprintf(sess->resources->c2s_id, "%d", sess->s->tag);
/* the user jid for this transaction */
sess->resources->jid = jid_new(sess->s->req_to, -1);
jid_reset_components(sess->resources->jid, username, sess->resources->jid->domain, sess->resources->jid->resource);
log_write(c2s->log, LOG_NOTICE, "[%d] registration succeeded, requesting user creation: jid=%s", sess->s->tag, jid_user(sess->resources->jid));
/* get the sm to create them */
sm_create(sess, sess->resources);
nad_free(nad);
return;
}
/**
* process commandline
* @return: 0 to indicate that output needs to be written
*/
int _pbx_process_command(c2s_t c2s, char *cmd)
{
jid_t jid;
int action = 0, len;
sess_t sess;
unsigned char hashbuf[44] = "PBX";
unsigned char *sesshash;
sesshash = hashbuf+3;
/* get command */
if(!strncasecmp("START ", cmd, 6)) {
cmd += 6;
action = 1;
}
if(!strncasecmp("STOP ", cmd, 5)) {
cmd += 5;
action = 2;
}
if(action != 0) {
len = _pbx_command_part_len(cmd);
if(len > 0) {
jid = jid_new(cmd, len);
if(jid) {
cmd += len;
if(*cmd != '\0') cmd++;
shahash_r(jid_full(jid), sesshash);
sess = xhash_get(c2s->sessions, hashbuf);
switch(action) {
case 1:
log_debug(ZONE, "STARTing session for %s/%s (%s) with commandline: %s", jid_user(jid), jid->resource, hashbuf, cmd);
if(sess == NULL) {
/* create new session */
sess = (sess_t) calloc(1, sizeof(struct sess_st));
sess->c2s = c2s;
sess->last_activity = time(NULL);
/* put into sessions hash */
snprintf(sess->skey, sizeof(sess->skey), "%s", hashbuf);
xhash_put(c2s->sessions, sess->skey, (void *) sess);
/* generate bound resource */
sess->resources = (bres_t) calloc(1, sizeof(struct bres_st));
snprintf(sess->resources->c2s_id, sizeof(sess->resources->c2s_id), "%s", hashbuf);
sess->resources->jid = jid;
/* open SM session */
log_write(sess->c2s->log, LOG_NOTICE, "[PBX] requesting session: jid=%s", jid_full(jid));
sm_start(sess, sess->resources);
/* generate presence packet to get session online */
/* a bit hacky, but we need to emulate _some_ of the client behavior */
sess->result = _pbx_presence_nad(1, cmd);
}
else {
/* just send the presence */
sm_packet(sess, sess->resources, _pbx_presence_nad(1, cmd));
}
break;
case 2:
log_debug(ZONE, "STOPping session for %s/%s with commandline: %s", jid_user(jid), jid->resource, cmd);
if(sess != NULL) {
/* send unavailable presence */
sm_packet(sess, sess->resources, _pbx_presence_nad(0, cmd));
/* end the session */
sm_end(sess, sess->resources);
xhash_zap(c2s->sessions, sess->skey);
jqueue_push(c2s->dead_sess, (void *) sess, 0);
}
break;
}
/* TODO: respond with "OK", return 0 */
return -1;
}
}
/* TODO: generate "ERR" response, return 0 */
return -1;
}
if(!strncasecmp("STATUS", cmd, 6)) {
log_write(c2s->log, LOG_INFO, "STATUS PBX command not implemented yet");
return -1;
}
return -1;
}
static void _router_process_route(component_t comp, nad_t nad) {
int atype, ato, afrom;
unsigned int dest;
struct jid_st sto, sfrom;
jid_static_buf sto_buf, sfrom_buf;
jid_t to = NULL, from = NULL;
routes_t targets;
component_t target;
union xhashv xhv;
/* init static jid */
jid_static(&sto,&sto_buf);
jid_static(&sfrom,&sfrom_buf);
if(nad_find_attr(nad, 0, -1, "error", NULL) >= 0) {
log_debug(ZONE, "dropping error packet, trying to avoid loops");
nad_free(nad);
return;
}
atype = nad_find_attr(nad, 0, -1, "type", NULL);
ato = nad_find_attr(nad, 0, -1, "to", NULL);
afrom = nad_find_attr(nad, 0, -1, "from", NULL);
if(ato >= 0) to = jid_reset(&sto, NAD_AVAL(nad, ato), NAD_AVAL_L(nad, ato));
if(afrom >= 0) from = jid_reset(&sfrom, NAD_AVAL(nad, afrom), NAD_AVAL_L(nad, afrom));
/* unicast */
if(atype < 0) {
if(to == NULL || from == NULL) {
log_debug(ZONE, "unicast route with missing or invalid to or from, bouncing");
nad_set_attr(nad, 0, -1, "error", "400", 3);
_router_comp_write(comp, nad);
return;
}
log_debug(ZONE, "unicast route from %s to %s", from->domain, to->domain);
/* check the from */
if(xhash_get(comp->routes, from->domain) == NULL) {
log_write(comp->r->log, LOG_NOTICE, "[%s, port=%d] tried to send a packet from '%s', but that name is not bound to this component", comp->ip, comp->port, from->domain);
nad_set_attr(nad, 0, -1, "error", "401", 3);
_router_comp_write(comp, nad);
return;
}
/* filter it */
if(comp->r->filter != NULL) {
int ret = filter_packet(comp->r, nad);
if(ret == stanza_err_REDIRECT) {
ato = nad_find_attr(nad, 0, -1, "to", NULL);
if(ato >= 0) to = jid_reset(&sto, NAD_AVAL(nad, ato), NAD_AVAL_L(nad, ato));
}
else if(ret > 0) {
log_debug(ZONE, "packet filtered out: %s (%s)", _stanza_errors[ret - stanza_err_BAD_REQUEST].name, _stanza_errors[ret - stanza_err_BAD_REQUEST].code);
nad_set_attr(nad, 0, -1, "error", _stanza_errors[ret - stanza_err_BAD_REQUEST].code, 3);
_router_comp_write(comp, nad);
return;
}
}
/* find a target */
targets = xhash_get(comp->r->routes, to->domain);
if(targets == NULL) {
if(comp->r->default_route != NULL && strcmp(from->domain, comp->r->default_route) == 0) {
log_debug(ZONE, "%s is unbound, bouncing", from->domain);
nad_set_attr(nad, 0, -1, "error", "404", 3);
_router_comp_write(comp, nad);
return;
}
targets = xhash_get(comp->r->routes, comp->r->default_route);
}
if(targets == NULL) {
log_debug(ZONE, "%s is unbound, and no default route, bouncing", to->domain);
nad_set_attr(nad, 0, -1, "error", "404", 3);
_router_comp_write(comp, nad);
return;
}
/* copy to any log sinks */
if(xhash_count(comp->r->log_sinks) > 0)
xhash_walk(comp->r->log_sinks, _router_route_log_sink, (void *) nad);
/* get route candidate */
if(targets->ncomp == 1) {
dest = 0;
}
else {
switch(targets->rtype) {
case route_MULTI_TO:
ato = nad_find_attr(nad, 1, -1, "to", NULL);
if(ato >= 0) to = jid_reset(&sto, NAD_AVAL(nad, ato), NAD_AVAL_L(nad, ato));
else {
ato = nad_find_attr(nad, 1, -1, "target", NULL);
if(ato >= 0) to = jid_reset(&sto, NAD_AVAL(nad, ato), NAD_AVAL_L(nad, ato));
else {
const char *out; int len;
nad_print(nad, 0, &out, &len);
log_write(comp->r->log, LOG_ERR, "Cannot get destination for multiple route: %.*s", len, out);
}
}
break;
case route_MULTI_FROM:
ato = nad_find_attr(nad, 1, -1, "from", NULL);
if(ato >= 0) to = jid_reset(&sto, NAD_AVAL(nad, ato), NAD_AVAL_L(nad, ato));
else {
const char *out; int len;
nad_print(nad, 0, &out, &len);
log_write(comp->r->log, LOG_ERR, "Cannot get source for multiple route: %.*s", len, out);
}
break;
default:
log_write(comp->r->log, LOG_ERR, "Multiple components bound to single component route '%s'", targets->name);
/* simulate no 'to' info in this case */
}
if(to->node == NULL || strlen(to->node) == 0) {
/* no node in destination JID - going random */
dest = rand();
log_debug(ZONE, "randomized to %u %% %d = %d", dest, targets->ncomp, dest % targets->ncomp);
}
else {
/* use JID hash */
unsigned char hashval[20];
unsigned int *val;
int i;
shahash_raw(jid_user(to), hashval);
val = (unsigned int *) hashval;
dest = *val;
for(i=1; i < 20 / (sizeof(unsigned int)/sizeof(unsigned char)); i++, val++) {
dest ^= *val;
}
dest >>= 2;
log_debug(ZONE, "JID %s hashed to %u %% %d = %d", jid_user(to), dest, targets->ncomp, dest % targets->ncomp);
/* jid_user() calls jid_expand() which may allocate some memory in _user and _full */
if (to->_user != NULL )
free(to->_user);
if (to->_full != NULL )
free(to->_full);
}
dest = dest % targets->ncomp;
}
target = targets->comp[dest];
/* push it out */
log_debug(ZONE, "writing route for '%s'*%u to %s, port %d", to->domain, dest+1, target->ip, target->port);
/* if logging enabled, log messages that match our criteria */
if (comp->r->message_logging_enabled && comp->r->message_logging_file != NULL) {
int attr_msg_to;
int attr_msg_from;
int attr_route_to;
int attr_route_from;
jid_t jid_msg_from = NULL;
jid_t jid_msg_to = NULL;
jid_t jid_route_from = NULL;
jid_t jid_route_to = NULL;
if ((NAD_ENAME_L(nad, 1) == 7 && strncmp("message", NAD_ENAME(nad, 1), 7) == 0) && // has a "message" element
((attr_route_from = nad_find_attr(nad, 0, -1, "from", NULL)) >= 0) &&
((attr_route_to = nad_find_attr(nad, 0, -1, "to", NULL)) >= 0) &&
((strncmp(NAD_AVAL(nad, attr_route_to), "c2s", 3)) != 0) && // ignore messages to "c2s" or we'd have dups
((jid_route_from = jid_new(NAD_AVAL(nad, attr_route_from), NAD_AVAL_L(nad, attr_route_from))) != NULL) && // has valid JID source in route
((jid_route_to = jid_new(NAD_AVAL(nad, attr_route_to), NAD_AVAL_L(nad, attr_route_to))) != NULL) && // has valid JID destination in route
((attr_msg_from = nad_find_attr(nad, 1, -1, "from", NULL)) >= 0) &&
((attr_msg_to = nad_find_attr(nad, 1, -1, "to", NULL)) >= 0) &&
((jid_msg_from = jid_new(NAD_AVAL(nad, attr_msg_from), NAD_AVAL_L(nad, attr_msg_from))) != NULL) && // has valid JID source in message
((jid_msg_to = jid_new(NAD_AVAL(nad, attr_msg_to), NAD_AVAL_L(nad, attr_msg_to))) != NULL)) // has valid JID dest in message
{
message_log(nad, comp->r, jid_full(jid_msg_from), jid_full(jid_msg_to));
}
if (jid_msg_from != NULL)
jid_free(jid_msg_from);
if (jid_msg_to != NULL)
jid_free(jid_msg_to);
if (jid_route_from != NULL)
jid_free(jid_route_from);
if (jid_route_to != NULL)
jid_free(jid_route_to);
}
_router_comp_write(target, nad);
return;
}
/* broadcast */
if(NAD_AVAL_L(nad, atype) == 9 && strncmp("broadcast", NAD_AVAL(nad, atype), 9) == 0) {
if(from == NULL) {
log_debug(ZONE, "broadcast route with missing or invalid from, bouncing");
nad_set_attr(nad, 0, -1, "error", "400", 3);
_router_comp_write(comp, nad);
return;
}
log_debug(ZONE, "broadcast route from %s", from->domain);
/* check the from */
if(xhash_get(comp->routes, from->domain) == NULL) {
log_write(comp->r->log, LOG_NOTICE, "[%s, port=%d] tried to send a packet from '%s', but that name is not bound to this component", comp->ip, comp->port, from->domain);
nad_set_attr(nad, 0, -1, "error", "401", 3);
_router_comp_write(comp, nad);
return;
}
/* loop the components and distribute */
if(xhash_iter_first(comp->r->components))
do {
xhv.comp_val = ⌖
xhash_iter_get(comp->r->components, NULL, NULL, xhv.val);
if(target != comp) {
log_debug(ZONE, "writing broadcast to %s, port %d", target->ip, target->port);
_router_comp_write(target, nad_copy(nad));
}
} while(xhash_iter_next(comp->r->components));
nad_free(nad);
return;
}
log_debug(ZONE, "unknown route type '%.*s', dropping", NAD_AVAL_L(nad, atype), NAD_AVAL(nad, atype));
nad_free(nad);
}
/** Callback processing incoming Jabber packets. */
result it_receive(instance i, dpacket d, void *arg) {
iti ti = (iti) arg;
jpacket jp;
session s;
session_ref alt_s;
unsigned char *user;
log_debug(ti->i->id,"Packet received: %s\n",xmlnode2str(d->x));
switch(d->type) {
case p_ROUTE: {
/* ignore */
return r_PASS;
}
case p_NONE:
case p_NORM:
jp = jpacket_new(d->x);
break;
default:
return r_ERR;
}
if (!jp->from ||/* !jp->from->user ||*/ jp->type == JPACKET_UNKNOWN /* || jpacket_subtype(jp) == JPACKET__ERROR */)
{ /* ignore invalid packets */
xmlnode_free(jp->x);
return r_DONE;
}
/* JID user part should be case insensitive */
/* convert user part of from JID to lower case */
if(jp->from->user != NULL)
for(user = jp->from->user; *user != '\0'; user++)
if(*user < 128)
*user = tolower(*user);
/* Mangle "from" JID, save original attribute for XDB conversion */
xmlnode_put_attrib(jp->x, "origfrom", xmlnode_get_attrib(jp->x, "from"));
xmlnode_put_attrib(jp->x, "from", jid_full(jp->from));
SEM_LOCK(ti->sessions_sem);
s = (session) wpxhash_get(ti->sessions,jid_full(jid_user(jp->from)));
alt_s = (session_ref) wpxhash_get(ti->sessions_alt,jp->to->user);
if (s != NULL) {
if (s->exit_flag) {
SEM_UNLOCK(ti->sessions_sem);
log_alert("exit flag","message to exiting session");
if (jp->type != JPACKET_PRESENCE){
jutil_error(jp->x,TERROR_NOTFOUND);
it_deliver(ti,jp->x);
}
else
xmlnode_free(jp->x);
} else if ((alt_s != NULL) && (
(jp->type == JPACKET_MESSAGE) // all messages
|| ((jp->type == JPACKET_IQ) && (j_strcmp(xmlnode_get_attrib(jp->iq,"xmlns"),NS_VCARD) == -1)) // all IQs except of vCard
|| (jp->type == JPACKET_PRESENCE) )) { // all presences _targeted_to_specific_user_
// rewriting "to" and "from" and putting packet back on the wire
xmlnode_put_attrib(jp->x, "from", jid_full(it_uin2jid(jp->p,s->uin,jp->to->server)));
xmlnode_put_attrib(jp->x, "to", jid_full(alt_s->s->orgid));
SEM_UNLOCK(ti->sessions_sem);
it_deliver(ti,jp->x);
} else {
jp->aux1 = (void *) s;
mtq_send(s->q,jp->p,it_session_jpacket,(void *) jp);
SEM_UNLOCK(ti->sessions_sem);
}
}
else {
SEM_UNLOCK(ti->sessions_sem);
if(jpacket_subtype(jp)!=JPACKET__ERROR)
it_unknown(ti,jp);
else
xmlnode_free(jp->x);
}
return r_DONE;
}
static mod_ret_t _amp_in_sess(mod_instance_t mi, sess_t sess, pkt_t pkt) {
/* only handle messages */
if (! pkt->type & pkt_MESSAGE)
return mod_PASS;
/* we're only interested in no to, to our host, or to us */
if (pkt->to != NULL && jid_compare_user(sess->jid, pkt->to) != 0 && strcmp(sess->jid->domain, jid_user(pkt->to)) != 0)
return mod_PASS;
/* TODO: implementation */
return mod_PASS;
}
void sm_delete(sess_t sess, bres_t res) {
sx_nad_write(sess->c2s->router, _sm_build_route(sess, res, "delete", jid_user(res->jid), NULL));
}
void sm_create(sess_t sess, bres_t res) {
_sm_generate_id(sess, res, "create");
sx_nad_write(sess->c2s->router, _sm_build_route(sess, res, "create", jid_user(res->jid), res->sm_request));
}
static mod_ret_t _vacation_in_sess(mod_instance_t mi, sess_t sess, pkt_t pkt) {
module_t mod = mi->mod;
vacation_t v = sess->user->module_data[mod->index];
int ns, start, end, msg;
char dt[30];
pkt_t res;
os_t os;
os_object_t o;
/* we only want to play with vacation iq packets */
if((pkt->type != pkt_IQ && pkt->type != pkt_IQ_SET) || pkt->ns != ns_VACATION)
return mod_PASS;
/* if it has a to, throw it out */
if(pkt->to != NULL)
return -stanza_err_BAD_REQUEST;
/* get */
if(pkt->type == pkt_IQ) {
if(v->msg == NULL) {
res = pkt_create(mod->mm->sm, "iq", "result", NULL, NULL);
pkt_id(pkt, res);
pkt_free(pkt);
pkt_sess(res, sess);
return mod_HANDLED;
}
ns = nad_find_scoped_namespace(pkt->nad, uri_VACATION, NULL);
if(v->start != 0) {
datetime_out(v->start, dt_DATETIME, dt, 30);
nad_insert_elem(pkt->nad, 2, ns, "start", dt);
} else
nad_insert_elem(pkt->nad, 2, ns, "start", NULL);
if(v->end != 0) {
datetime_out(v->end, dt_DATETIME, dt, 30);
nad_insert_elem(pkt->nad, 2, ns, "end", dt);
} else
nad_insert_elem(pkt->nad, 2, ns, "end", NULL);
nad_insert_elem(pkt->nad, 2, ns, "message", v->msg);
pkt_tofrom(pkt);
nad_set_attr(pkt->nad, 1, -1, "type", "result", 6);
pkt_sess(pkt, sess);
return mod_HANDLED;
}
/* set */
ns = nad_find_scoped_namespace(pkt->nad, uri_VACATION, NULL);
start = nad_find_elem(pkt->nad, 2, ns, "start", 1);
end = nad_find_elem(pkt->nad, 2, ns, "end", 1);
msg = nad_find_elem(pkt->nad, 2, ns, "message", 1);
if(start < 0 || end < 0 || msg < 0) {
/* forget */
if(v->msg != NULL) {
free(v->msg);
v->msg = NULL;
}
v->start = 0;
v->end = 0;
storage_delete(mi->sm->st, "vacation-settings", jid_user(sess->jid), NULL);
res = pkt_create(mod->mm->sm, "iq", "result", NULL, NULL);
pkt_id(pkt, res);
pkt_free(pkt);
pkt_sess(res, sess);
return mod_HANDLED;
}
if(NAD_CDATA_L(pkt->nad, start) > 0) {
strncpy(dt, NAD_CDATA(pkt->nad, start), (30 < NAD_CDATA_L(pkt->nad, start) ? 30 : NAD_CDATA_L(pkt->nad, start)));
v->start = datetime_in(dt);
} else
v->start = 0;
if(NAD_CDATA_L(pkt->nad, end) > 0) {
strncpy(dt, NAD_CDATA(pkt->nad, end), (30 < NAD_CDATA_L(pkt->nad, end) ? 30 : NAD_CDATA_L(pkt->nad, end)));
v->end = datetime_in(dt);
} else
v->end = 0;
v->msg = (char *) malloc(sizeof(char) * (NAD_CDATA_L(pkt->nad, msg) + 1));
strncpy(v->msg, NAD_CDATA(pkt->nad, msg), NAD_CDATA_L(pkt->nad, msg));
v->msg[NAD_CDATA_L(pkt->nad, msg)] = '\0';
os = os_new();
o = os_object_new(os);
os_object_put(o, "start", &v->start, os_type_INTEGER);
os_object_put(o, "end", &v->end, os_type_INTEGER);
os_object_put(o, "message", v->msg, os_type_STRING);
if(storage_replace(mod->mm->sm->st, "vacation-settings", jid_user(sess->user->jid), NULL, os) != st_SUCCESS) {
free(v->msg);
v->msg = NULL;
v->start = 0;
v->end = 0;
return -stanza_err_INTERNAL_SERVER_ERROR;
}
res = pkt_create(mod->mm->sm, "iq", "result", NULL, NULL);
pkt_id(pkt, res);
pkt_free(pkt);
pkt_sess(res, sess);
return mod_HANDLED;
}
static mod_ret_t _iq_private_in_sess(mod_instance_t mi, sess_t sess, pkt_t pkt) {
module_t mod = mi->mod;
int ns, elem, target, targetns;
st_ret_t ret;
char filter[4096];
os_t os;
os_object_t o;
nad_t nad;
pkt_t result;
sess_t sscan;
/* only handle private sets and gets */
if((pkt->type != pkt_IQ && pkt->type != pkt_IQ_SET) || pkt->ns != ns_PRIVATE)
return mod_PASS;
/* we're only interested in no to, to our host, or to us */
if(pkt->to != NULL && jid_compare_user(sess->jid, pkt->to) != 0 && strcmp(sess->jid->domain, jid_user(pkt->to)) != 0)
return mod_PASS;
ns = nad_find_scoped_namespace(pkt->nad, uri_PRIVATE, NULL);
elem = nad_find_elem(pkt->nad, 1, ns, "query", 1);
/* find the first child */
target = elem + 1;
while(target < pkt->nad->ecur)
{
if(pkt->nad->elems[target].depth > pkt->nad->elems[elem].depth)
break;
target++;
}
/* not found, so we're done */
if(target == pkt->nad->ecur)
return -stanza_err_BAD_REQUEST;
/* find the target namespace */
targetns = NAD_ENS(pkt->nad, target);
/* gotta have a namespace */
if(targetns < 0)
{
log_debug(ZONE, "no namespace specified");
return -stanza_err_BAD_REQUEST;
}
log_debug(ZONE, "processing private request for %.*s", NAD_NURI_L(pkt->nad, targetns), NAD_NURI(pkt->nad, targetns));
/* get */
if(pkt->type == pkt_IQ) {
#ifdef ENABLE_EXPERIMENTAL
/* remember that this resource requested the namespace */
if(sess->module_data[mod->index] == NULL) {
/* create new hash if necesary */
sess->module_data[mod->index] = xhash_new(101);
pool_cleanup(sess->p, (void (*))(void *) xhash_free, sess->module_data[mod->index]);
}
xhash_put(sess->module_data[mod->index], pstrdupx(sess->p, NAD_NURI(pkt->nad, targetns), NAD_NURI_L(pkt->nad, targetns)), (void *) 1);
#endif
snprintf(filter, 4096, "(ns=%i:%.*s)", NAD_NURI_L(pkt->nad, targetns), NAD_NURI_L(pkt->nad, targetns), NAD_NURI(pkt->nad, targetns));
ret = storage_get(sess->user->sm->st, "private", jid_user(sess->jid), filter, &os);
switch(ret) {
case st_SUCCESS:
if(os_iter_first(os)) {
o = os_iter_object(os);
if(os_object_get_nad(os, o, "xml", &nad)) {
result = pkt_new(sess->user->sm, nad_copy(nad));
if(result != NULL) {
nad_set_attr(result->nad, 1, -1, "type", "result", 6);
pkt_id(pkt, result);
pkt_sess(result, sess);
pkt_free(pkt);
os_free(os);
return mod_HANDLED;
}
}
}
os_free(os);
/* drop through */
log_debug(ZONE, "storage_get succeeded, but couldn't make packet, faking st_NOTFOUND");
case st_NOTFOUND:
log_debug(ZONE, "namespace not found, returning");
/*
* !!! really, we should just return a 404. 1.4 just slaps a
* result on the packet and sends it back. hurrah for
* legacy namespaces.
*/
nad_set_attr(pkt->nad, 1, -1, "type", "result", 6);
pkt_sess(pkt_tofrom(pkt), sess);
return mod_HANDLED;
case st_FAILED:
return -stanza_err_INTERNAL_SERVER_ERROR;
case st_NOTIMPL:
return -stanza_err_FEATURE_NOT_IMPLEMENTED;
}
}
os = os_new();
o = os_object_new(os);
snprintf(filter, 4096, "%.*s", NAD_NURI_L(pkt->nad, targetns), NAD_NURI(pkt->nad, targetns));
os_object_put(o, "ns", filter, os_type_STRING);
os_object_put(o, "xml", pkt->nad, os_type_NAD);
snprintf(filter, 4096, "(ns=%i:%.*s)", NAD_NURI_L(pkt->nad, targetns), NAD_NURI_L(pkt->nad, targetns), NAD_NURI(pkt->nad, targetns));
ret = storage_replace(sess->user->sm->st, "private", jid_user(sess->jid), filter, os);
os_free(os);
switch(ret) {
case st_FAILED:
return -stanza_err_INTERNAL_SERVER_ERROR;
case st_NOTIMPL:
return -stanza_err_FEATURE_NOT_IMPLEMENTED;
default:
/* create result packet */
result = pkt_create(sess->user->sm, "iq", "result", NULL, NULL);
pkt_id(pkt, result);
/* and flush it to the session */
pkt_sess(result, sess);
#ifdef ENABLE_EXPERIMENTAL
/* push it to all resources that read this xmlns item */
snprintf(filter, 4096, "%.*s", NAD_NURI_L(pkt->nad, targetns), NAD_NURI(pkt->nad, targetns));
for(sscan = sess->user->sessions; sscan != NULL; sscan = sscan->next) {
/* skip our resource and those that didn't read any private-storage */
if(sscan == sess || sscan->module_data[mod->index] == NULL)
continue;
/* check whether namespace was read */
if(xhash_get(sscan->module_data[mod->index], filter)) {
result = pkt_dup(pkt, jid_full(sscan->jid), NULL);
if(result->from != NULL) {
jid_free(result->from);
nad_set_attr(result->nad, 1, -1, "from", NULL, 0);
}
pkt_id_new(result);
pkt_sess(result, sscan);
}
}
#endif
/* finally free the packet */
pkt_free(pkt);
return mod_HANDLED;
}
/* we never get here */
return 0;
}
/*
* js_session_new -- creates a new session, registers the resource for it
*
* Sets up all the data associated with the new session, then send it a
* start spacket, which basically notifies all modules about the new session
*
* returns
* a pointer to the new session
*/
session js_session_new(jsmi si, dpacket dp)
{
pool p;
session s, cur;
udata u;
int i;
char routeres[10];
/* screen out illegal calls */
if (dp == NULL || dp->id->user == NULL || dp->id->resource == NULL
|| xmlnode_get_attrib(dp->x, "from") == NULL)
return NULL;
if ((u = js_user(si, dp->id, 0)) == NULL)
return NULL;
if (u->scount >= MAX_USER_SESSIONS) {
THREAD_DEC(u->ref);
return NULL;
}
log_debug("session_create %s", jid_full(dp->id));
/* create session */
p = pool_heap(1024);
s = pmalloco(p, sizeof(struct session_struct));
s->p = p;
s->si = si;
/* save authorative remote session id */
s->sid = jid_new(p, xmlnode_get_attrib(dp->x, "from"));
/* session identity */
s->id = jid_new(p, jid_full(dp->id));
/* id bez resource */
s->uid = jid_user(s->id);
s->route = jid_new(p, jid_full(dp->id));
snprintf(routeres, 9, "%X", s);
jid_set(s->route, routeres, JID_RESOURCE);
s->res = pstrdup(p, dp->id->resource);
s->u = u;
jid_full(s->sid);
jid_full(s->uid);
jid_full(s->id);
jid_full(s->route);
{
register char *text;
text = xmlnode_get_attrib(dp->x, "ip");
if (text) {
s->ip =
pstrdup(s->p, xmlnode_get_attrib(dp->x, "ip"));
xmlnode_hide_attrib(dp->x, "ip");
} else
s->ip = "none";
}
/* default settings */
s->exit_flag = 0;
s->roster = 0;
s->priority = -129;
s->presence = jutil_presnew(JPACKET__UNAVAILABLE, NULL, NULL);
xmlnode_put_attrib(s->presence, "from", jid_full(s->id));
s->c_in = s->c_out = 0;
for (i = 0; i < es_LAST; i++)
s->events[i] = NULL;
SEM_LOCK(u->sem);
if (u->sessions != NULL) {
s->q = get_mtq_queue(si, u->sessions->q);
for (cur = u->sessions; cur != NULL; cur = cur->next)
if (j_strcmp(dp->id->resource, cur->res) == 0)
js_session_end_nosem(cur,
"Replaced by new connection");
} else {
s->q = get_mtq_queue(si, NULL);
}
/* make sure we're linked with the user */
s->next = s->u->sessions;
s->u->sessions = s;
s->u->scount++;
SEM_UNLOCK(u->sem);
/* session start */
{
packet_thread_p pt;
pt = malloc(sizeof(packet_thread_t));
pt->s = s;
pt->type = 0;
fast_mtq_send(s->q->mtq, pt);
}
THREAD_DEC(u->ref);
return s;
}
static void _vacation_user_delete(mod_instance_t mi, jid_t jid) {
log_debug(ZONE, "deleting vacations settings for %s", jid_user(jid));
storage_delete(mi->sm->st, "vacation-settings", jid_user(jid), NULL);
}
