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pua.c
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pua.c
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/*
* pua module - presence user agent module
*
* Copyright (C) 2006 Voice Sistem S.R.L.
*
* This file is part of Kamailio, a free SIP server.
*
* Kamailio 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
*
* Kamailio 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
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <libxml/parser.h>
#include <time.h>
#include "../../core/sr_module.h"
#include "../../core/parser/parse_expires.h"
#include "../../core/dprint.h"
#include "../../core/mem/shm_mem.h"
#include "../../core/parser/msg_parser.h"
#include "../../core/str.h"
#include "../../core/mem/mem.h"
#include "../../core/pt.h"
#include "../../core/kemi.h"
#include "../../core/rpc.h"
#include "../../core/rpc_lookup.h"
#include "../../lib/srdb1/db.h"
#include "../../modules/tm/tm_load.h"
#include "pua.h"
#include "send_publish.h"
#include "send_subscribe.h"
#include "pua_bind.h"
#include "pua_callback.h"
#include "event_list.h"
#include "add_events.h"
#include "pidf.h"
MODULE_VERSION
#define PUA_TABLE_VERSION 7
struct tm_binds tmb;
htable_t* HashT= NULL;
int HASH_SIZE= -1;
extern int bind_pua(pua_api_t* api);
int min_expires= 0;
int pua_default_expires=3600;
static str db_url = str_init(DEFAULT_DB_URL);
str db_table= str_init("pua");
int update_period= 100;
str outbound_proxy = {0, 0};
int check_remote_contact = 1;
int startup_time = 0;
int dlginfo_increase_version = 0;
int reginfo_increase_version = 0;
pua_event_t* pua_evlist= NULL;
int dbmode = 0;
int db_table_lock_write = 1;
db_locking_t db_table_lock = DB_LOCKING_WRITE;
int pua_fetch_rows = 500;
/* database connection */
db1_con_t *pua_db = NULL;
db_func_t pua_dbf;
/* database columns */
static str str_pres_uri_col = str_init("pres_uri");
static str str_pres_id_col = str_init("pres_id");
static str str_expires_col= str_init("expires");
static str str_flag_col= str_init("flag");
static str str_etag_col= str_init("etag");
static str str_tuple_id_col= str_init("tuple_id");
static str str_watcher_uri_col= str_init("watcher_uri");
static str str_call_id_col= str_init("call_id");
static str str_to_tag_col= str_init("to_tag");
static str str_from_tag_col= str_init("from_tag");
static str str_cseq_col= str_init("cseq");
static str str_event_col= str_init("event");
static str str_record_route_col= str_init("record_route");
static str str_contact_col= str_init("contact");
static str str_remote_contact_col= str_init("remote_contact");
static str str_extra_headers_col= str_init("extra_headers");
static str str_desired_expires_col= str_init("desired_expires");
static str str_version_col = str_init("version");
/* module functions */
static int mod_init(void);
static int child_init(int);
static void destroy(void);
static ua_pres_t* build_uppubl_cbparam(ua_pres_t* p);
static int db_restore(void);
static void db_update(unsigned int ticks,void *param);
static void hashT_clean(unsigned int ticks,void *param);
static int pua_rpc_init(void);
static cmd_export_t cmds[]=
{
{"pua_update_contact", (cmd_function)w_pua_update_contact, 0, 0, 0, REQUEST_ROUTE},
{"bind_libxml_api", (cmd_function)bind_libxml_api, 1, 0, 0, 0},
{"bind_pua", (cmd_function)bind_pua, 1, 0, 0, 0},
{0, 0, 0, 0, 0, 0}
};
static param_export_t params[]={
{"hash_size", INT_PARAM, &HASH_SIZE},
{"db_url", PARAM_STR, &db_url},
{"db_table", PARAM_STR, &db_table},
{"min_expires", INT_PARAM, &min_expires},
{"default_expires", INT_PARAM, &pua_default_expires},
{"update_period", INT_PARAM, &update_period},
{"outbound_proxy", PARAM_STR, &outbound_proxy},
{"dlginfo_increase_version", INT_PARAM, &dlginfo_increase_version},
{"reginfo_increase_version", INT_PARAM, ®info_increase_version},
{"check_remote_contact", INT_PARAM, &check_remote_contact},
{"db_mode", INT_PARAM, &dbmode},
{"fetch_rows", INT_PARAM, &pua_fetch_rows},
{"db_table_lock_write", INT_PARAM, &db_table_lock_write},
{0, 0, 0}
};
/** module exports */
struct module_exports exports= {
"pua", /* module name */
DEFAULT_DLFLAGS, /* dlopen flags */
cmds, /* exported functions */
params, /* exported parameters */
0, /* RPC method exports */
0, /* exported pseudo-variables */
0, /* response handling function */
mod_init, /* module initialization function */
child_init, /* per-child init function */
destroy /* module destroy function */
};
/**
* init module function
*/
static int mod_init(void)
{
LM_DBG("...\n");
if(min_expires< 0)
min_expires= 0;
if(pua_default_expires< 600)
pua_default_expires= 3600;
if(pua_rpc_init()<0) {
LM_ERR("failed to register RPC commands\n");
return -1;
}
/* load TM API */
if(load_tm_api(&tmb)==-1)
{
LM_ERR("can't load tm functions\n");
return -1;
}
LM_DBG("db_url=%s/%d/%p\n", ZSW(db_url.s), db_url.len, db_url.s);
/* binding to database module */
if (db_bind_mod(&db_url, &pua_dbf))
{
LM_ERR("Database module not found\n");
return -1;
}
if (!DB_CAPABILITY(pua_dbf, DB_CAP_ALL)) {
LM_ERR("Database module does not implement all functions needed"
" by the module\n");
return -1;
}
pua_db = pua_dbf.init(&db_url);
if (!pua_db)
{
LM_ERR("while connecting database\n");
return -1;
}
/* verify table version */
if(db_check_table_version(&pua_dbf, pua_db, &db_table, PUA_TABLE_VERSION) < 0) {
DB_TABLE_VERSION_ERROR(db_table);
pua_dbf.close(pua_db);
pua_db = NULL;
return -1;
}
if (dbmode != PUA_DB_ONLY)
{
if(HASH_SIZE<=1)
HASH_SIZE= 512;
else
HASH_SIZE = 1<<HASH_SIZE;
HashT= new_htable();
if(HashT== NULL)
{
LM_ERR("while creating new hash table\n");
return -1;
}
if(db_restore()< 0)
{
LM_ERR("while restoring hash_table\n");
return -1;
}
}
if (dbmode != PUA_DB_DEFAULT && dbmode != PUA_DB_ONLY)
{
dbmode = PUA_DB_DEFAULT;
LM_ERR( "Invalid dbmode-using default mode\n" );
}
if(update_period<0)
{
LM_ERR("wrong clean_period\n");
return -1;
}
if ( init_puacb_list() < 0)
{
LM_ERR("callbacks initialization failed\n");
return -1;
}
pua_evlist= init_pua_evlist();
if(pua_evlist==0)
{
LM_ERR("when initializing pua_evlist\n");
return -1;
}
if(pua_add_events()< 0)
{
LM_ERR("while adding events\n");
return -1;
}
if(check_remote_contact<0 || check_remote_contact>1)
{
LM_ERR("bad value for check_remote_contact\n");
return -1;
}
startup_time = (int) time(NULL);
if (update_period > 5)
register_timer(hashT_clean, 0, update_period- 5);
else if (update_period != 0)
{
LM_ERR("update_period must be 0 or > 5\n");
return -1;
}
if (dbmode != PUA_DB_ONLY)
{
if (update_period > 0)
register_timer(db_update, 0, update_period);
}
if (db_table_lock_write != 1)
db_table_lock = DB_LOCKING_NONE;
if(pua_db)
pua_dbf.close(pua_db);
pua_db = NULL;
return 0;
}
static int child_init(int rank)
{
if (rank==PROC_INIT || rank==PROC_MAIN || rank==PROC_TCP_MAIN)
return 0; /* do nothing for the main process */
if (pua_dbf.init==0)
{
LM_CRIT("database not bound\n");
return -1;
}
/* In DB only mode do not pool the connections where possible. */
if (dbmode == PUA_DB_ONLY && pua_dbf.init2)
pua_db = pua_dbf.init2(&db_url, DB_POOLING_NONE);
else
pua_db = pua_dbf.init(&db_url);
if (!pua_db)
{
LM_ERR("Child %d: connecting to database failed\n", rank);
return -1;
}
if (pua_dbf.use_table(pua_db, &db_table) < 0)
{
LM_ERR("child %d: Error in use_table pua\n", rank);
return -1;
}
LM_DBG("child %d: Database connection opened successfully\n", rank);
return 0;
}
static void destroy(void)
{
if (puacb_list)
destroy_puacb_list();
/* if dbmode is PUA_DB_ONLY, then HashT will be NULL
* so db_update and destroy_htable won't get called */
if(pua_db && HashT)
db_update(0,0);
if(HashT)
destroy_htable();
if(pua_db)
pua_dbf.close(pua_db);
if(pua_evlist)
destroy_pua_evlist();
return ;
}
static int db_restore(void)
{
ua_pres_t* p= NULL;
db_key_t result_cols[19];
db1_res_t *res= NULL;
db_row_t *row = NULL;
db_val_t *row_vals= NULL;
str pres_uri, pres_id;
str etag, tuple_id;
str watcher_uri, call_id;
str to_tag, from_tag, remote_contact;
str record_route, contact, extra_headers;
int size= 0, i;
int n_result_cols= 0;
int puri_col,pid_col,expires_col,flag_col,etag_col, desired_expires_col;
int watcher_col,callid_col,totag_col,fromtag_col,cseq_col,remote_contact_col;
int event_col,contact_col,tuple_col,record_route_col, extra_headers_col;
int version_col;
unsigned int hash_code;
if (dbmode==PUA_DB_ONLY)
{
LM_ERR( "db_restore shouldn't be called in PUA_DB_ONLY mode\n" );
return(-1);
}
result_cols[puri_col=n_result_cols++] = &str_pres_uri_col;
result_cols[pid_col=n_result_cols++] = &str_pres_id_col;
result_cols[expires_col=n_result_cols++]= &str_expires_col;
result_cols[flag_col=n_result_cols++] = &str_flag_col;
result_cols[etag_col=n_result_cols++] = &str_etag_col;
result_cols[tuple_col=n_result_cols++] = &str_tuple_id_col;
result_cols[watcher_col=n_result_cols++]= &str_watcher_uri_col;
result_cols[callid_col=n_result_cols++] = &str_call_id_col;
result_cols[totag_col=n_result_cols++] = &str_to_tag_col;
result_cols[fromtag_col=n_result_cols++]= &str_from_tag_col;
result_cols[cseq_col= n_result_cols++] = &str_cseq_col;
result_cols[event_col= n_result_cols++] = &str_event_col;
result_cols[record_route_col= n_result_cols++] = &str_record_route_col;
result_cols[contact_col= n_result_cols++] = &str_contact_col;
result_cols[remote_contact_col= n_result_cols++] = &str_remote_contact_col;
result_cols[extra_headers_col= n_result_cols++] = &str_extra_headers_col;
result_cols[desired_expires_col= n_result_cols++] = &str_desired_expires_col;
result_cols[version_col= n_result_cols++] = &str_version_col;
if(!pua_db)
{
LM_ERR("null database connection\n");
return -1;
}
if(pua_dbf.use_table(pua_db, &db_table)< 0)
{
LM_ERR("in use table\n");
return -1;
}
if(db_fetch_query(&pua_dbf, pua_fetch_rows, pua_db, 0, 0, 0, result_cols,
0, n_result_cols, 0, &res)< 0)
{
LM_ERR("while querying table\n");
if(res)
{
pua_dbf.free_result(pua_db, res);
res = NULL;
}
return -1;
}
if(res==NULL)
return -1;
if(res->n<=0)
{
LM_INFO("the query returned no result\n");
pua_dbf.free_result(pua_db, res);
res = NULL;
return 0;
}
do {
LM_DBG("found %d db entries\n", res->n);
for(i =0 ; i< res->n ; i++)
{
row = &res->rows[i];
row_vals = ROW_VALUES(row);
pres_uri.s= (char*)row_vals[puri_col].val.string_val;
pres_uri.len = strlen(pres_uri.s);
LM_DBG("pres_uri= %.*s\n", pres_uri.len, pres_uri.s);
memset(&etag, 0, sizeof(str));
memset(&tuple_id, 0, sizeof(str));
memset(&watcher_uri, 0, sizeof(str));
memset(&call_id, 0, sizeof(str));
memset(&to_tag, 0, sizeof(str));
memset(&from_tag, 0, sizeof(str));
memset(&record_route, 0, sizeof(str));
memset(&pres_id, 0, sizeof(str));
memset(&contact, 0, sizeof(str));
memset(&remote_contact, 0, sizeof(str));
memset(&extra_headers, 0, sizeof(str));
pres_id.s= (char*)row_vals[pid_col].val.string_val;
if(pres_id.s)
pres_id.len = strlen(pres_id.s);
if(row_vals[etag_col].val.string_val)
{
etag.s= (char*)row_vals[etag_col].val.string_val;
etag.len = strlen(etag.s);
tuple_id.s= (char*)row_vals[tuple_col].val.string_val;
tuple_id.len = strlen(tuple_id.s);
}
if(row_vals[watcher_col].val.string_val)
{
watcher_uri.s= (char*)row_vals[watcher_col].val.string_val;
watcher_uri.len = strlen(watcher_uri.s);
call_id.s= (char*)row_vals[callid_col].val.string_val;
call_id.len = strlen(call_id.s);
to_tag.s= (char*)row_vals[totag_col].val.string_val;
to_tag.len = strlen(to_tag.s);
from_tag.s= (char*)row_vals[fromtag_col].val.string_val;
from_tag.len = strlen(from_tag.s);
if(row_vals[record_route_col].val.string_val)
{
record_route.s= (char*)row_vals[record_route_col].val.string_val;
record_route.len= strlen(record_route.s);
}
contact.s= (char*)row_vals[contact_col].val.string_val;
contact.len = strlen(contact.s);
remote_contact.s= (char*)row_vals[remote_contact_col].val.string_val;
remote_contact.len = strlen(remote_contact.s);
}
extra_headers.s= (char*)row_vals[extra_headers_col].val.string_val;
if(extra_headers.s)
extra_headers.len= strlen(extra_headers.s);
else
extra_headers.len= 0;
size= sizeof(ua_pres_t)+ sizeof(str)+ (pres_uri.len+ pres_id.len+
tuple_id.len)* sizeof(char);
if(extra_headers.s)
size+= sizeof(str)+ extra_headers.len* sizeof(char);
if(watcher_uri.s)
size+= sizeof(str)+ (watcher_uri.len+ call_id.len+ to_tag.len+
from_tag.len+ record_route.len+ contact.len)* sizeof(char);
p= (ua_pres_t*)shm_malloc(size);
if(p== NULL)
{
SHM_MEM_ERROR;
goto error;
}
memset(p, 0, size);
size= sizeof(ua_pres_t);
p->pres_uri= (str*)((char*)p+ size);
size+= sizeof(str);
p->pres_uri->s= (char*)p + size;
memcpy(p->pres_uri->s, pres_uri.s, pres_uri.len);
p->pres_uri->len= pres_uri.len;
size+= pres_uri.len;
if(pres_id.s)
{
p->id.s= (char*)p + size;
memcpy(p->id.s, pres_id.s, pres_id.len);
p->id.len= pres_id.len;
size+= pres_id.len;
}
if(tuple_id.s && tuple_id.len)
{
p->tuple_id.s= (char*)p + size;
memcpy(p->tuple_id.s, tuple_id.s, tuple_id.len);
p->tuple_id.len= tuple_id.len;
size+= tuple_id.len;
}
if(watcher_uri.s && watcher_uri.len)
{
p->watcher_uri= (str*)((char*)p+ size);
size+= sizeof(str);
p->watcher_uri->s= (char*)p+ size;
memcpy(p->watcher_uri->s, watcher_uri.s, watcher_uri.len);
p->watcher_uri->len= watcher_uri.len;
size+= watcher_uri.len;
p->to_tag.s= (char*)p+ size;
memcpy(p->to_tag.s, to_tag.s, to_tag.len);
p->to_tag.len= to_tag.len;
size+= to_tag.len;
p->from_tag.s= (char*)p+ size;
memcpy(p->from_tag.s, from_tag.s, from_tag.len);
p->from_tag.len= from_tag.len;
size+= from_tag.len;
p->call_id.s= (char*)p + size;
memcpy(p->call_id.s, call_id.s, call_id.len);
p->call_id.len= call_id.len;
size+= call_id.len;
if(record_route.s && record_route.len)
{
p->record_route.s= (char*)p + size;
memcpy(p->record_route.s, record_route.s, record_route.len);
p->record_route.len= record_route.len;
size+= record_route.len;
}
p->contact.s= (char*)p + size;
memcpy(p->contact.s, contact.s, contact.len);
p->contact.len= contact.len;
size+= contact.len;
p->cseq= row_vals[cseq_col].val.int_val;
p->remote_contact.s= (char*)shm_malloc(remote_contact.len* sizeof(char));
if(p->remote_contact.s== NULL)
{
SHM_MEM_ERROR;
goto error;
}
memcpy(p->remote_contact.s, remote_contact.s, remote_contact.len);
p->remote_contact.len= remote_contact.len;
p->version= row_vals[version_col].val.int_val;
}
if(extra_headers.s)
{
p->extra_headers= (str*)((char*)p+ size);
size+= sizeof(str);
p->extra_headers->s= (char*)p+ size;
memcpy(p->extra_headers->s, extra_headers.s, extra_headers.len);
p->extra_headers->len= extra_headers.len;
size+= extra_headers.len;
}
LM_DBG("size= %d\n", size);
p->event= row_vals[event_col].val.int_val;
p->expires= row_vals[expires_col].val.int_val;
p->desired_expires= row_vals[desired_expires_col].val.int_val;
p->flag|= row_vals[flag_col].val.int_val;
memset(&p->etag, 0, sizeof(str));
if(etag.s && etag.len)
{
/* alloc separately */
p->etag.s= (char*)shm_malloc(etag.len* sizeof(char));
if(p->etag.s== NULL)
{
SHM_MEM_ERROR;
if(watcher_uri.s && watcher_uri.len) {
shm_free(p->remote_contact.s);
}
goto error;
}
memcpy(p->etag.s, etag.s, etag.len);
p->etag.len= etag.len;
}
print_ua_pres(p);
hash_code= core_hash(p->pres_uri, p->watcher_uri, HASH_SIZE);
lock_get(&HashT->p_records[hash_code].lock);
insert_htable(p, hash_code);
lock_release(&HashT->p_records[hash_code].lock);
}
} while((db_fetch_next(&pua_dbf, pua_fetch_rows, pua_db, &res)==1)
&& (RES_ROW_N(res)>0));
pua_dbf.free_result(pua_db, res);
res = NULL;
if(pua_dbf.delete(pua_db, 0, 0 , 0, 0) < 0)
{
LM_ERR("while deleting information from db\n");
goto error;
}
return 0;
error:
if(res)
pua_dbf.free_result(pua_db, res);
if(p)
shm_free(p);
return -1;
}
static void hashT_clean(unsigned int ticks,void *param)
{
int i;
time_t now;
ua_pres_t* p= NULL, *q= NULL;
if (dbmode==PUA_DB_ONLY)
{
clean_puadb(update_period, min_expires );
return;
}
now = time(NULL);
for(i= 0;i< HASH_SIZE; i++)
{
lock_get(&HashT->p_records[i].lock);
p= HashT->p_records[i].entity->next;
while(p)
{
print_ua_pres(p);
if(p->expires- update_period < now )
{
if((p->desired_expires> p->expires + min_expires) ||
(p->desired_expires== 0 ))
{
if(update_pua(p)< 0)
{
LM_ERR("while updating record\n");
lock_release(&HashT->p_records[i].lock);
return;
}
p= p->next;
continue;
}
if(p->expires < now - 10)
{
q= p->next;
LM_DBG("Found expired: uri= %.*s\n", p->pres_uri->len,
p->pres_uri->s);
delete_htable(p, i);
p= q;
}
else
p= p->next;
}
else
p= p->next;
}
lock_release(&HashT->p_records[i].lock);
}
}
int update_pua(ua_pres_t* p)
{
str* str_hdr= NULL;
int expires;
int result;
uac_req_t uac_r;
int ret_code = 0;
dlg_t* td = NULL;
if(p->desired_expires== 0)
expires= pua_default_expires;
else
expires= p->desired_expires- (int)time(NULL);
if(p->watcher_uri == NULL || p->watcher_uri->len == 0)
{
str met= {"PUBLISH", 7};
ua_pres_t* cb_param;
str_hdr = publ_build_hdr(expires, get_event(p->event), NULL,
&p->etag, p->extra_headers, 0);
if(str_hdr == NULL)
{
LM_ERR("while building extra_headers\n");
ret_code = -1;
goto done;
}
LM_DBG("str_hdr:\n%.*s\n ", str_hdr->len, str_hdr->s);
cb_param= build_uppubl_cbparam(p);
if(cb_param== NULL)
{
LM_ERR("while constructing publ callback param\n");
ret_code = -1;
goto done;
}
set_uac_req(&uac_r, &met, str_hdr, 0, 0, TMCB_LOCAL_COMPLETED,
publ_cback_func, (void*)cb_param);
result= tmb.t_request(&uac_r,
p->pres_uri, /* Request-URI */
p->pres_uri, /* To */
p->pres_uri, /* From */
&outbound_proxy /* Outbound proxy*/
);
if(result< 0)
{
LM_ERR("in t_request function\n");
shm_free(cb_param);
ret_code = -1;
goto done;
}
}
else
{
str met= {"SUBSCRIBE", 9};
ua_pres_t* cb_param= NULL;
td= pua_build_dlg_t(p);
if(td== NULL)
{
LM_ERR("while building tm dlg_t structure");
ret_code = -1;
goto done;
};
str_hdr= subs_build_hdr(&p->contact, expires,p->event,p->extra_headers);
if(str_hdr== NULL || str_hdr->s== NULL)
{
if(p->event!=0)
LM_ERR("while building extra headers\n");
ret_code = -1;
goto done;
}
cb_param= subs_cbparam_indlg(p, expires, REQ_ME);
if(cb_param== NULL)
{
LM_ERR("while constructing subs callback param\n");
ret_code = -1;
goto done;
}
set_uac_req(&uac_r, &met, str_hdr, 0, td, TMCB_LOCAL_COMPLETED,
subs_cback_func, (void*)cb_param);
result= tmb.t_request_within(&uac_r);
if(result< 0)
{
LM_ERR("in t_request function\n");
shm_free(cb_param);
ret_code = -1;
goto done;
}
}
done:
if(td!=NULL)
{
if(td->route_set)
free_rr(&td->route_set);
pkg_free(td);
td= NULL;
}
if(str_hdr)
pkg_free(str_hdr);
return ret_code;
}
static void db_update(unsigned int ticks,void *param)
{
ua_pres_t* p= NULL;
db_key_t q_cols[20], result_cols[1];
db1_res_t *res= NULL;
db_key_t db_cols[5];
db_val_t q_vals[20], db_vals[5];
db_op_t db_ops[1] ;
int n_query_cols= 0, n_query_update= 0;
int n_update_cols= 0;
int i;
int puri_col,pid_col,expires_col,flag_col,etag_col,tuple_col,event_col;
int watcher_col,callid_col,totag_col,fromtag_col,record_route_col,cseq_col;
int no_lock= 0, contact_col, desired_expires_col, extra_headers_col;
int remote_contact_col, version_col;
if (dbmode==PUA_DB_ONLY) return;
if(ticks== 0 && param == NULL)
no_lock= 1;
/* cols and values used for insert */
q_cols[puri_col= n_query_cols] = &str_pres_uri_col;
q_vals[puri_col].type = DB1_STR;
q_vals[puri_col].nul = 0;
n_query_cols++;
q_cols[pid_col= n_query_cols] = &str_pres_id_col;
q_vals[pid_col].type = DB1_STR;
q_vals[pid_col].nul = 0;
n_query_cols++;
q_cols[flag_col= n_query_cols] = &str_flag_col;
q_vals[flag_col].type = DB1_INT;
q_vals[flag_col].nul = 0;
n_query_cols++;
q_cols[event_col= n_query_cols] = &str_event_col;
q_vals[event_col].type = DB1_INT;
q_vals[event_col].nul = 0;
n_query_cols++;
q_cols[watcher_col= n_query_cols] = &str_watcher_uri_col;
q_vals[watcher_col].type = DB1_STR;
q_vals[watcher_col].nul = 0;
n_query_cols++;
q_cols[callid_col= n_query_cols] = &str_call_id_col;
q_vals[callid_col].type = DB1_STR;
q_vals[callid_col].nul = 0;
n_query_cols++;
q_cols[totag_col= n_query_cols] = &str_to_tag_col;
q_vals[totag_col].type = DB1_STR;
q_vals[totag_col].nul = 0;
n_query_cols++;
q_cols[fromtag_col= n_query_cols] = &str_from_tag_col;
q_vals[fromtag_col].type = DB1_STR;
q_vals[fromtag_col].nul = 0;
n_query_cols++;
q_cols[etag_col= n_query_cols] = &str_etag_col;
q_vals[etag_col].type = DB1_STR;
q_vals[etag_col].nul = 0;
n_query_cols++;
q_cols[tuple_col= n_query_cols] = &str_tuple_id_col;
q_vals[tuple_col].type = DB1_STR;
q_vals[tuple_col].nul = 0;
n_query_cols++;
q_cols[cseq_col= n_query_cols]= &str_cseq_col;
q_vals[cseq_col].type = DB1_INT;
q_vals[cseq_col].nul = 0;
n_query_cols++;
q_cols[expires_col= n_query_cols] = &str_expires_col;
q_vals[expires_col].type = DB1_INT;
q_vals[expires_col].nul = 0;
n_query_cols++;
q_cols[desired_expires_col= n_query_cols] = &str_desired_expires_col;
q_vals[desired_expires_col].type = DB1_INT;
q_vals[desired_expires_col].nul = 0;
n_query_cols++;
q_cols[record_route_col= n_query_cols] = &str_record_route_col;
q_vals[record_route_col].type = DB1_STR;
q_vals[record_route_col].nul = 0;
n_query_cols++;
q_cols[contact_col= n_query_cols] = &str_contact_col;
q_vals[contact_col].type = DB1_STR;
q_vals[contact_col].nul = 0;
n_query_cols++;
q_cols[remote_contact_col= n_query_cols] = &str_remote_contact_col;
q_vals[remote_contact_col].type = DB1_STR;
q_vals[remote_contact_col].nul = 0;
n_query_cols++;
q_cols[version_col= n_query_cols] = &str_version_col;
q_vals[version_col].type = DB1_INT;
q_vals[version_col].nul = 0;
n_query_cols++;
/* must keep this the last column to be inserted */
q_cols[extra_headers_col= n_query_cols] = &str_extra_headers_col;
q_vals[extra_headers_col].type = DB1_STR;
q_vals[extra_headers_col].nul = 0;
n_query_cols++;
/* cols and values used for update */
db_cols[0]= &str_expires_col;
db_vals[0].type = DB1_INT;
db_vals[0].nul = 0;
db_cols[1]= &str_cseq_col;
db_vals[1].type = DB1_INT;
db_vals[1].nul = 0;
db_cols[2]= &str_etag_col;
db_vals[2].type = DB1_STR;
db_vals[2].nul = 0;
db_cols[3]= &str_desired_expires_col;
db_vals[3].type = DB1_INT;
db_vals[3].nul = 0;
db_cols[4]= &str_version_col;
db_vals[4].type = DB1_INT;
db_vals[4].nul = 0;
result_cols[0]= &str_expires_col;
if(pua_db== NULL)
{
LM_ERR("null database connection\n");
return;
}
if(pua_dbf.use_table(pua_db, &db_table)< 0)
{
LM_ERR("in use table\n");
return ;
}
for(i=0; i<HASH_SIZE; i++)
{
if(!no_lock)
lock_get(&HashT->p_records[i].lock);
p = HashT->p_records[i].entity->next;
while(p)
{
if((int)p->expires - (int)time(NULL)< 0)
{
p= p->next;
continue;
}
switch(p->db_flag)
{
case NO_UPDATEDB_FLAG:
{
LM_DBG("NO_UPDATEDB_FLAG\n");
break;
}
case UPDATEDB_FLAG:
{
LM_DBG("UPDATEDB_FLAG\n");
n_update_cols= 0;
n_query_update= 0;
q_vals[puri_col].val.str_val = *(p->pres_uri);
n_query_update++;
q_vals[pid_col].val.str_val = p->id;
n_query_update++;
q_vals[flag_col].val.int_val = p->flag;
n_query_update++;
q_vals[event_col].val.int_val = p->event;
n_query_update++;
if(p->watcher_uri)
{
q_vals[watcher_col].val.str_val = *(p->watcher_uri);
n_query_update++;
q_vals[callid_col].val.str_val = p->call_id;