/
presence.c
1546 lines (1306 loc) · 36.7 KB
/
presence.c
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/*
* presence module - presence server implementation
*
* Copyright (C) 2006 Voice Sistem S.R.L.
*
* This file is part of opensips, a free SIP server.
*
* opensips is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version
*
* opensips is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* History:
* --------
* 2006-08-15 initial version (Anca Vamanu)
* 2010-10-19 support for extra headers (osas)
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <unistd.h>
#include <fcntl.h>
#include <time.h>
#include <fnmatch.h>
#include "../../sr_module.h"
#include "../../db/db.h"
#include "../../dprint.h"
#include "../../error.h"
#include "../../ut.h"
#include "../../parser/parse_to.h"
#include "../../parser/parse_uri.h"
#include "../../parser/parse_content.h"
#include "../../parser/parse_from.h"
#include "../../mem/mem.h"
#include "../../mem/shm_mem.h"
#include "../../usr_avp.h"
#include "../../pt.h"
#include "../../mi/mi.h"
#include "../../evi/evi_modules.h"
#include "../tm/tm_load.h"
#include "../signaling/signaling.h"
#include "../pua/hash.h"
#include "publish.h"
#include "subscribe.h"
#include "event_list.h"
#include "bind_presence.h"
#include "notify.h"
#include "utils_func.h"
#include "clustering.h"
#define S_TABLE_VERSION 4
#define P_TABLE_VERSION 5
#define ACTWATCH_TABLE_VERSION 12
char *log_buf = NULL;
static int clean_period=100;
static int watchers_clean_period=3600;
static int db_update_period=100;
/* database connection */
db_con_t *pa_db = NULL;
db_func_t pa_dbf;
str presentity_table= str_init("presentity");
str active_watchers_table = str_init("active_watchers");
str watchers_table= str_init("watchers");
int library_mode= 0;
str server_address= {0, 0};
evlist_t* EvList= NULL;
/* TM bind */
struct tm_binds tmb;
/* SIGNALING bind */
struct sig_binds sigb;
/** module functions */
static int mod_init(void);
static int child_init(int);
static void destroy(void);
int stored_pres_info(struct sip_msg* msg, char* pres_uri, char* s);
static int fixup_presence(void** param);
static int fixup_subscribe(void** param);
static mi_response_t *mi_refreshWatchers(const mi_params_t *params,
struct mi_handler *async_hdl);
static mi_response_t *mi_cleanup(const mi_params_t *params,
struct mi_handler *async_hdl);
static mi_response_t *mi_list_phtable(const mi_params_t *params,
struct mi_handler *async_hdl);
static mi_response_t *mi_list_shtable_1(const mi_params_t *params,
struct mi_handler *async_hdl);
static mi_response_t *mi_list_shtable_2(const mi_params_t *params,
struct mi_handler *async_hdl);
static mi_response_t *mi_pres_expose_1(const mi_params_t *params,
struct mi_handler *async_hdl);
static mi_response_t *mi_pres_expose_2(const mi_params_t *params,
struct mi_handler *async_hdl);
static int update_pw_dialogs(subs_t* subs, unsigned int hash_code, subs_t** subs_array);
int update_watchers_status(str pres_uri, pres_ev_t* ev, str* rules_doc);
int refresh_send_winfo_notify(watcher_t* watcher, str pres_uri,
struct pres_ev* ev);
int counter =0;
int pid = 0;
char prefix='a';
str db_url = {0, 0};
int expires_offset = 0;
int max_expires_subscribe= 3600;
int max_expires_publish= 3600;
int shtable_size= 9;
shtable_t subs_htable= NULL;
int fallback2db= 0;
int sphere_enable= 0;
int mix_dialog_presence= 0;
int notify_offline_body= 0;
/* if subscription should be automatically ended on SIP timeout 408 */
int end_sub_on_timeout= 1;
/* holder for the pointer to presence event */
pres_ev_t** pres_event_p= NULL;
pres_ev_t** dialog_event_p= NULL;
int phtable_size= 9;
phtable_t* pres_htable = NULL;
unsigned int waiting_subs_daysno = 0;
unsigned long waiting_subs_time = 3*24*3600;
str bla_presentity_spec_param = {0, 0};
pv_spec_t bla_presentity_spec;
int fix_remote_target=1;
/* event id */
static str presence_publish_event = str_init("E_PRESENCE_PUBLISH");
static str presence_exposed_event = str_init("E_PRESENCE_EXPOSED");
event_id_t presence_event_id = EVI_ERROR;
event_id_t exposed_event_id = EVI_ERROR;
static cmd_export_t cmds[]={
{"handle_publish", (cmd_function)handle_publish, {
{CMD_PARAM_STR,fixup_presence,0}, {0,0,0}},
REQUEST_ROUTE},
{"handle_subscribe",(cmd_function)handle_subscribe, {
{CMD_PARAM_INT|CMD_PARAM_OPT,fixup_subscribe,0},
{CMD_PARAM_STR|CMD_PARAM_OPT,fixup_subscribe,0},
{0,0,0}},
REQUEST_ROUTE},
{0,0,{{0,0,0}},0}
};
static param_export_t params[]={
{ "db_url", STR_PARAM, &db_url.s},
{ "presentity_table", STR_PARAM, &presentity_table.s},
{ "active_watchers_table", STR_PARAM, &active_watchers_table.s},
{ "watchers_table", STR_PARAM, &watchers_table.s},
{ "clean_period", INT_PARAM, &clean_period },
{ "db_update_period", INT_PARAM, &db_update_period },
{ "expires_offset", INT_PARAM, &expires_offset },
{ "max_expires_subscribe", INT_PARAM, &max_expires_subscribe },
{ "max_expires_publish", INT_PARAM, &max_expires_publish },
{ "server_address", STR_PARAM, &server_address.s},
{ "subs_htable_size", INT_PARAM, &shtable_size},
{ "pres_htable_size", INT_PARAM, &phtable_size},
{ "fallback2db", INT_PARAM, &fallback2db},
{ "enable_sphere_check", INT_PARAM, &sphere_enable},
{ "waiting_subs_daysno", INT_PARAM, &waiting_subs_daysno},
{ "mix_dialog_presence", INT_PARAM, &mix_dialog_presence},
{ "bla_presentity_spec", STR_PARAM, &bla_presentity_spec_param},
{ "bla_fix_remote_target", INT_PARAM, &fix_remote_target},
{ "notify_offline_body", INT_PARAM, ¬ify_offline_body},
{ "end_sub_on_timeout", INT_PARAM, &end_sub_on_timeout},
{ "cluster_id", INT_PARAM, &pres_cluster_id},
{ "cluster_federation_mode",INT_PARAM, &cluster_federation},
{ "cluster_pres_events", STR_PARAM, &clustering_events.s},
{0,0,0}
};
static mi_export_t mi_cmds[] = {
{ "refreshWatchers", 0,0,0, {
{mi_refreshWatchers, {"presentity_uri", "event", "refresh_type", 0}},
{EMPTY_MI_RECIPE}}
},
{ "cleanup", 0,0,0, {
{mi_cleanup, {0}},
{EMPTY_MI_RECIPE}}
},
{ "pres_expose", 0,0,0, {
{mi_pres_expose_1, {"event", 0}},
{mi_pres_expose_2, {"event", "filter", 0}},
{EMPTY_MI_RECIPE}}
},
{ "pres_phtable_list", 0,0,0, {
{mi_list_phtable, {0}},
{EMPTY_MI_RECIPE}}
},
{ "subs_phtable_list", 0,0,0, {
{mi_list_shtable_1, {0}},
{mi_list_shtable_2, {"from", "to", 0}},
{EMPTY_MI_RECIPE}}
},
{EMPTY_MI_EXPORT}
};
static dep_export_t deps = {
{ /* OpenSIPS module dependencies */
{ MOD_TYPE_DEFAULT, "tm", DEP_ABORT },
{ MOD_TYPE_DEFAULT, "signaling", DEP_ABORT },
{ MOD_TYPE_NULL, NULL, 0 },
},
{ /* modparam dependencies */
{ "db_url", get_deps_sqldb_url },
{ "cluster_id", get_deps_clusterer },
{ NULL, NULL },
},
};
/** module exports */
struct module_exports exports= {
"presence", /* module name */
MOD_TYPE_DEFAULT, /* class of this module */
MODULE_VERSION,
DEFAULT_DLFLAGS, /* dlopen flags */
&deps, /* OpenSIPS module dependencies */
cmds, /* exported functions */
0, /* exported async functions */
params, /* exported parameters */
0, /* exported statistics */
mi_cmds, /* exported MI functions */
0, /* exported pseudo-variables */
0, /* exported transformations */
0, /* extra processes */
mod_init, /* module initialization function */
(response_function) 0, /* response handling function */
(destroy_function) destroy, /* destroy function */
child_init /* per-child init function */
};
/**
* init module function
*/
static int mod_init(void)
{
db_url.len = db_url.s ? strlen(db_url.s) : 0;
LM_DBG("db_url=%s/%d/%p\n", ZSW(db_url.s), db_url.len,db_url.s);
presentity_table.len = strlen(presentity_table.s);
active_watchers_table.len = strlen(active_watchers_table.s);
watchers_table.len = strlen(watchers_table.s);
/* register event E_PRESENCE_NOTIFY */
presence_event_id = evi_publish_event(presence_publish_event);
if ( presence_event_id == EVI_ERROR )
LM_ERR("Cannot register E_PRESENCE_PUBLISH event\n");
exposed_event_id=evi_publish_event(presence_exposed_event);
if ( exposed_event_id == EVI_ERROR )
LM_ERR("Cannot register E_PRESENCE_EXPOSED event\n");
EvList= init_evlist();
if(!EvList)
{
LM_ERR("initializing event list\n");
return -1;
}
pres_event_p = (pres_ev_t**)shm_malloc(sizeof(pres_ev_t*));
dialog_event_p = (pres_ev_t**)shm_malloc(sizeof(pres_ev_t*));
if(pres_event_p == NULL || dialog_event_p == NULL)
{
LM_ERR("No more shared memory\n");
return -1;
}
*dialog_event_p = *pres_event_p = NULL;
if(db_url.s== NULL) {
library_mode= 1;
LM_DBG("presence module used for library purpose only\n");
/* disable all MI commands (loading MI cmds is done after init) */
exports.mi_cmds = NULL;
return 0;
}
if(expires_offset<0)
expires_offset = 0;
if(max_expires_subscribe<= 0)
max_expires_subscribe = 3600;
if(max_expires_publish<= 0)
max_expires_publish = 3600;
if(server_address.s== NULL)
LM_DBG("server_address parameter not set in configuration file\n");
if(server_address.s)
server_address.len= strlen(server_address.s);
else
server_address.len= 0;
/* load SIGNALING API */
if(load_sig_api(&sigb)< 0)
{
LM_ERR("can't load signaling functions\n");
return -1;
}
/* load all TM stuff */
if(load_tm_api(&tmb)==-1)
{
LM_ERR("can't load tm functions\n");
return -1;
}
if (init_pres_clustering()<0) {
LM_ERR("failed to init clustering support\n");
return -1;
}
/* binding to database module */
if (db_bind_mod(&db_url, &pa_dbf))
{
LM_ERR("Database module not found\n");
return -1;
}
if (!DB_CAPABILITY(pa_dbf, DB_CAP_ALL))
{
LM_ERR("Database module does not implement all functions"
" needed by presence module\n");
return -1;
}
pa_db = pa_dbf.init(&db_url);
if (!pa_db)
{
LM_ERR("connecting to database failed\n");
return -1;
}
/*verify table versions */
if ( (db_check_table_version(
&pa_dbf, pa_db, &presentity_table, P_TABLE_VERSION) < 0) ||
(db_check_table_version(
&pa_dbf, pa_db, &active_watchers_table, ACTWATCH_TABLE_VERSION) < 0) ||
(db_check_table_version(
&pa_dbf, pa_db, &watchers_table, S_TABLE_VERSION) < 0) ) {
LM_ERR("error during table version check\n");
return -1;
}
if(shtable_size< 1)
shtable_size= 512;
else
shtable_size= 1<< shtable_size;
subs_htable= new_shtable(shtable_size);
if(subs_htable== NULL)
{
LM_ERR(" initializing subscribe hash table\n");
return -1;
}
if(restore_db_subs()< 0)
{
LM_ERR("restoring subscribe info from database\n");
return -1;
}
if(phtable_size< 1)
phtable_size= 256;
else
phtable_size= 1<< phtable_size;
pres_htable= new_phtable();
if(pres_htable== NULL)
{
LM_ERR("initializing presentity hash table\n");
return -1;
}
if(pres_htable_restore()< 0)
{
LM_ERR("filling in presentity hash table from database\n");
return -1;
}
if(clean_period>0)
{
register_timer("presence-pclean", msg_presentity_clean,
(void*)(long)clean_period, clean_period,TIMER_FLAG_DELAY_ON_DELAY);
register_timer("presence-wclean", msg_watchers_clean,
0, watchers_clean_period, TIMER_FLAG_DELAY_ON_DELAY);
}
if(db_update_period>0)
register_timer("presence-dbupdate", timer_db_update, 0,
db_update_period, TIMER_FLAG_SKIP_ON_DELAY);
if (pa_dbf.use_table(pa_db, &watchers_table) < 0)
{
LM_ERR("unsuccessful use table sql operation\n");
return -1;
}
if(pa_dbf.delete(pa_db, 0,0,0,0)< 0)
{
LM_ERR("deleting all records from database table\n");
return -1;
}
if(pa_db)
pa_dbf.close(pa_db);
pa_db = NULL;
if(waiting_subs_daysno > 30)
{
LM_INFO("Too greater value for waiting_subs_daysno parameter."
" 30 days, the maximum accepted value will be used instead\n");
waiting_subs_daysno = 30;
}
if(waiting_subs_daysno > 0)
waiting_subs_time = waiting_subs_daysno*24*3600;
if(bla_presentity_spec_param.s)
{
bla_presentity_spec_param.len = strlen(bla_presentity_spec_param.s);
if(pv_parse_spec(&bla_presentity_spec_param, &bla_presentity_spec)==NULL)
{
LM_ERR("failed to parse bla_presentity spec\n");
return -2;
}
switch(bla_presentity_spec.type) {
case PVT_NONE:
case PVT_EMPTY:
case PVT_NULL:
case PVT_MARKER:
case PVT_COLOR:
LM_ERR("invalid bla_presentity spec\n");
return -3;
default: ;
}
}
return 0;
}
/**
* Initialize children
*/
static int child_init(int rank)
{
pid = my_pid();
if(library_mode)
return 0;
if (pa_dbf.init==0)
{
LM_CRIT("child_init: database not bound\n");
return -1;
}
pa_db = pa_dbf.init(&db_url);
if (!pa_db)
{
LM_ERR("child %d: unsuccessful connecting to database\n", rank);
return -1;
}
LM_DBG("child %d: Database connection opened successfully\n", rank);
return 0;
}
/*
* destroy function
*/
static void destroy(void)
{
LM_NOTICE("destroy module ...\n");
if(subs_htable && pa_db)
timer_db_update(0, 0);
if(subs_htable)
destroy_shtable(subs_htable, shtable_size);
if(pres_htable)
destroy_phtable();
if(pa_db && pa_dbf.close)
pa_dbf.close(pa_db);
if(pres_event_p)
shm_free(pres_event_p);
if(dialog_event_p)
shm_free(dialog_event_p);
destroy_evlist();
}
static int fixup_presence(void** param)
{
if(library_mode)
{
LM_ERR("Bad config - you can not call 'handle_publish' function"
" (db_url not set)\n");
return -1;
}
return 0;
}
static int fixup_subscribe(void** param)
{
if(library_mode)
{
LM_ERR("Bad config - you can not call 'handle_subscribe' function"
" (db_url not set)\n");
return -1;
}
return 0;
}
/*
* mi cmd: refreshWatchers
* <presentity_uri>
* <event>
* <refresh_type> // can be: = 0 -> watchers autentification type or
* != 0 -> publish type //
* * */
static mi_response_t *mi_refreshWatchers(const mi_params_t *params,
struct mi_handler *async_hdl)
{
str pres_uri, event;
struct sip_uri uri;
pres_ev_t* ev;
str* rules_doc= NULL;
int result;
int refresh_type;
LM_DBG("start\n");
if (get_mi_string_param(params, "presentity_uri", &pres_uri.s, &pres_uri.len) < 0)
return init_mi_param_error();
if(pres_uri.s == NULL || pres_uri.len== 0)
{
LM_ERR( "empty uri\n");
return init_mi_error(404, MI_SSTR("Empty presentity URI"));
}
if (get_mi_string_param(params, "event", &event.s, &event.len) < 0)
return init_mi_param_error();
if(event.s== NULL || event.len== 0)
{
LM_ERR( "empty event parameter\n");
return init_mi_error(400, MI_SSTR("Empty event parameter"));
}
LM_DBG("event '%.*s'\n", event.len, event.s);
if (get_mi_int_param(params, "refresh_type", &refresh_type) < 0)
return init_mi_param_error();
ev= contains_event(&event, NULL);
if(ev== NULL)
{
LM_ERR( "wrong event parameter\n");
return 0;
}
if(refresh_type== 0) /* if a request to refresh watchers authorization*/
{
if(ev->get_rules_doc== NULL)
{
LM_ERR("wrong request for a refresh watchers authorization status"
"for an event that does not require authorization\n");
goto error;
}
if(parse_uri(pres_uri.s, pres_uri.len, &uri)< 0)
{
LM_ERR( "parsing uri\n");
goto error;
}
result= ev->get_rules_doc(&uri.user,&uri.host,&rules_doc);
if(result< 0 || rules_doc==NULL || rules_doc->s== NULL)
{
LM_ERR( "no rules doc found for the user\n");
goto error;
}
if(update_watchers_status(pres_uri, ev, rules_doc)< 0)
{
LM_ERR("failed to update watchers\n");
goto error;
}
pkg_free(rules_doc->s);
pkg_free(rules_doc);
rules_doc = NULL;
}
else /* if a request to refresh Notified info */
{
if(query_db_notify(&pres_uri, ev, NULL)< 0)
{
LM_ERR("sending Notify requests\n");
goto error;
}
}
return init_mi_result_ok();
error:
if(rules_doc)
{
if(rules_doc->s)
pkg_free(rules_doc->s);
pkg_free(rules_doc);
}
return 0;
}
/*
* mi cmd: cleanup
* * */
static mi_response_t *mi_cleanup(const mi_params_t *params,
struct mi_handler *async_hdl)
{
LM_DBG("mi_cleanup:start\n");
(void)msg_watchers_clean(0,0);
(void)msg_presentity_clean(0,0);
return init_mi_result_ok();
}
static inline int mi_print_phtable_record(mi_item_t *p_item,pres_entry_t* pres)
{
mi_item_t *item;
item = add_mi_object(p_item, NULL, 0);
if (!item)
goto error;
if (add_mi_string(item, MI_SSTR("pres_uri"),
pres->pres_uri.s, pres->pres_uri.len) < 0)
goto error;
if (add_mi_number(item, MI_SSTR("event"), pres->event) < 0)
goto error;
if (add_mi_number(item, MI_SSTR("etag_count"), pres->etag_count) < 0)
goto error;
if (pres->sphere)
if (add_mi_string(item, MI_SSTR("sphere"),
pres->sphere, strlen(pres->sphere)) < 0)
goto error;
if (add_mi_string(item, MI_SSTR("etag"),
pres->etag, pres->etag_len) < 0)
goto error;
return 0;
error:
LM_ERR("failed to add node\n");
return -1;
}
static mi_response_t *mi_list_phtable(const mi_params_t *params,
struct mi_handler *async_hdl)
{
mi_response_t *resp;
mi_item_t *resp_arr;
pres_entry_t* p;
unsigned int i;
resp = init_mi_result_array(&resp_arr);
if (!resp)
return 0;
for(i= 0; i<phtable_size; i++)
{
lock_get(&pres_htable[i].lock);
p = pres_htable[i].entries->next;
while(p)
{
if(mi_print_phtable_record(resp_arr, p)<0) goto error;
p= p->next;;
}
lock_release(&pres_htable[i].lock);
}
return resp;
error:
lock_release(&pres_htable[i].lock);
LM_ERR("Unable to create reply\n");
free_mi_response(resp);
return NULL;
}
static inline int mi_print_shtable_record(mi_item_t *p_item, subs_t* s)
{
time_t _ts;
char date_buf[MI_DATE_BUF_LEN];
int date_buf_len;
rr_t *rr_head = NULL;
mi_item_t *item;
item = add_mi_object(p_item, NULL, 0);
if (!item)
return 0;
if (add_mi_string(item, MI_SSTR("pres_uri"),
s->pres_uri.s, s->pres_uri.len) < 0)
goto error;
if (add_mi_string(item, MI_SSTR("event"),
s->event->name.s, s->event->name.len) < 0)
goto error;
/*
attr = add_mi_attr(node, MI_DUP_VALUE, "event_id", 8, s->event_id.s, s->event_id.len);
if (attr==NULL) goto error;
*/
_ts = (time_t)s->expires;
date_buf_len = strftime(date_buf, MI_DATE_BUF_LEN - 1,
"%Y-%m-%d %H:%M:%S", localtime(&_ts));
if (date_buf_len != 0) {
if (add_mi_string(item, MI_SSTR("expires"),
date_buf, date_buf_len) < 0)
goto error;
} else {
if (add_mi_number(item, MI_SSTR("expires"), s->expires) < 0)
goto error;
}
if (add_mi_number(item, MI_SSTR("db_flag"), s->db_flag) < 0)
goto error;
if (add_mi_number(item, MI_SSTR("version"), s->version) < 0)
goto error;
if (add_mi_string(item, MI_SSTR("to_user"),
s->to_user.s, s->to_user.len) < 0)
goto error;
if (add_mi_string(item, MI_SSTR("to_domain"),
s->to_domain.s, s->to_domain.len) < 0)
goto error;
if (add_mi_string(item, MI_SSTR("to_tag"),
s->to_tag.s, s->to_tag.len) < 0)
goto error;
if (add_mi_string(item, MI_SSTR("from_user"),
s->from_user.s, s->from_user.len) < 0)
goto error;
if (add_mi_string(item, MI_SSTR("from_domain"),
s->from_domain.s, s->from_domain.len) < 0)
goto error;
if (add_mi_string(item, MI_SSTR("from_tag"),
s->from_tag.s, s->from_tag.len) < 0)
goto error;
if (add_mi_string(item, MI_SSTR("contact"),
s->contact.s, s->contact.len) < 0)
goto error;
if (s->record_route.s && s->record_route.len &&
parse_rr_body(s->record_route.s, s->record_route.len, &rr_head) < 0)
goto error;
if (rr_head) {
if (add_mi_string(item, MI_SSTR("next_hop"),
rr_head->nameaddr.uri.s, rr_head->nameaddr.uri.len) < 0)
goto error;
}
if (add_mi_string(item, MI_SSTR("callid"),
s->callid.s, s->callid.len) < 0)
goto error;
if (add_mi_number(item, MI_SSTR("local_cseq"), s->local_cseq) < 0)
goto error;
if (add_mi_number(item, MI_SSTR("remote_cseq"), s->remote_cseq) < 0)
goto error;
return 0;
error:
LM_ERR("failed to add node\n");
return -1;
}
static inline int from_to_match_subs(subs_t *s, str *match_from, str *match_to,
char *from_w, char *to_w)
{
if (match_from->s)
pkg_free(match_from->s);
if (match_to->s)
pkg_free(match_to->s);
if (uandd_to_uri(s->from_user, s->from_domain, match_from) < 0)
return -1;
if (uandd_to_uri(s->to_user, s->to_domain, match_to) < 0)
return -1;
if (fnmatch(from_w, match_from->s, 0) || fnmatch(to_w, match_to->s, 0))
return 1;
return 0;
}
static mi_response_t *mi_list_shtable(const mi_params_t *params, str *from, str *to)
{
mi_response_t *resp;
mi_item_t *resp_arr;
subs_t *s;
unsigned int i,j;
char from_w[256], to_w[256];
str match_from = {0,0}, match_to = {0,0};
int rc;
resp = init_mi_result_array(&resp_arr);
if (!resp)
return 0;
/* from wildcard */
if (from) {
memcpy(from_w, from->s, from->len);
from_w[from->len] = 0;
}
/* to wildcard */
if (to) {
memcpy(to_w, to->s, to->len);
from_w[to->len] = 0;
}
for (i = 0, j = 0; i < shtable_size; i++) {
lock_get(&subs_htable[i].lock);
for (s = subs_htable[i].entries->next; s; s = s->next) {
if (from) {
/* print subscribtion if "from" and "to" match with given wildcard */
rc = from_to_match_subs(s, &match_from, &match_to, from_w, to_w);
if (rc < 0)
goto error;
else if (rc == 1)
continue;
}
if (mi_print_shtable_record(resp_arr, s) < 0)
goto error;
j++;
}
lock_release(&subs_htable[i].lock);
}
if (match_from.s)
pkg_free(match_from.s);
if (match_to.s)
pkg_free(match_to.s);
return resp;
error:
if (match_from.s)
pkg_free(match_from.s);
if (match_to.s)
pkg_free(match_to.s);
lock_release(&subs_htable[i].lock);
LM_ERR("Unable to create reply\n");
free_mi_response(resp);
return NULL;
}
static mi_response_t *mi_list_shtable_1(const mi_params_t *params,
struct mi_handler *async_hdl)
{
return mi_list_shtable(params, NULL, NULL);
}
static mi_response_t *mi_list_shtable_2(const mi_params_t *params,
struct mi_handler *async_hdl)
{
str from, to;
if (get_mi_string_param(params, "from", &from.s, &from.len) < 0)
return init_mi_param_error();
if (get_mi_string_param(params, "to", &to.s, &to.len) < 0)
return init_mi_param_error();
return mi_list_shtable(params, &from, &to);
}
int pres_update_status(subs_t subs, str reason, db_key_t* query_cols,
db_val_t* query_vals, int n_query_cols, subs_t** subs_array)
{
static db_ps_t my_del_ps = NULL;
static db_ps_t my_upd_ps = NULL;
db_key_t update_cols[5];
db_val_t update_vals[5];
int n_update_cols= 0;
int u_status_col, u_reason_col, q_wuser_col, q_wdomain_col;
int status;
query_cols[q_wuser_col=n_query_cols]= &str_watcher_username_col;
query_vals[n_query_cols].nul= 0;
query_vals[n_query_cols].type= DB_STR;
n_query_cols++;
query_cols[q_wdomain_col=n_query_cols]= &str_watcher_domain_col;
query_vals[n_query_cols].nul= 0;
query_vals[n_query_cols].type= DB_STR;
n_query_cols++;
update_cols[u_status_col= n_update_cols]= &str_status_col;
update_vals[u_status_col].nul= 0;
update_vals[u_status_col].type= DB_INT;
n_update_cols++;
update_cols[u_reason_col= n_update_cols]= &str_reason_col;
update_vals[u_reason_col].nul= 0;
update_vals[u_reason_col].type= DB_STR;
n_update_cols++;
status= subs.status;
if(subs.event->get_auth_status(&subs)< 0)
{
LM_ERR( "getting status from rules document\n");
return -1;
}
LM_DBG("subs.status= %d\n", subs.status);
if(get_status_str(subs.status)== NULL)
{
LM_ERR("wrong status: %d\n", subs.status);
return -1;
}
if(subs.status!= status || reason.len!= subs.reason.len ||
(reason.s && subs.reason.s && strncmp(reason.s, subs.reason.s,
reason.len)))
{
/* update in watchers_table */
query_vals[q_wuser_col].val.str_val= subs.from_user;
query_vals[q_wdomain_col].val.str_val= subs.from_domain;
update_vals[u_status_col].val.int_val= subs.status;
update_vals[u_reason_col].val.str_val= subs.reason;
if (pa_dbf.use_table(pa_db, &watchers_table) < 0)
{
LM_ERR( "in use_table\n");
return -1;
}
/* if status is terminated and reason="deactivated",
* delete the record from table */
if(subs.status == TERMINATED_STATUS && subs.reason.len==11 &&
strncmp(subs.reason.s, "deactivated", 11)==0)
{
CON_PS_REFERENCE(pa_db) = &my_del_ps;
if(pa_dbf.delete(pa_db, query_cols, 0, query_vals, n_query_cols)<0)
{
LM_ERR( "in sql delete\n");
return -1;
}
}
else
{
CON_PS_REFERENCE(pa_db) = &my_upd_ps;
if(pa_dbf.update(pa_db, query_cols, 0, query_vals, update_cols,
update_vals, n_query_cols, n_update_cols)< 0)
{
LM_ERR( "in sql update\n");
return -1;
}
}
/* save in the list all affected dialogs */
/* if status switches to terminated -> delete dialog */
if(update_pw_dialogs(&subs, subs.db_flag, subs_array)< 0)
{