were included almost everywhere. Remove some of the instances. git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@89424 65c4cc65-6c06-0410-ace0-fbb531ad65f3
2042 lines
61 KiB
C
2042 lines
61 KiB
C
/*
|
|
* Asterisk -- An open source telephony toolkit.
|
|
*
|
|
* Copyright (C) 1999 - 2006, Digium, Inc.
|
|
*
|
|
* Mark Spencer <markster@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 Open Settlement Protocol (OSP) Applications
|
|
*
|
|
* \author Mark Spencer <markster@digium.com>
|
|
*
|
|
* \extref The OSP Toolkit: http://www.transnexus.com
|
|
* \extref OpenSSL http://www.openssl.org
|
|
*
|
|
* \ingroup applications
|
|
*/
|
|
|
|
/*** MODULEINFO
|
|
<depend>osptk</depend>
|
|
<depend>ssl</depend>
|
|
***/
|
|
|
|
#include "asterisk.h"
|
|
|
|
ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
|
|
|
|
#include <osp/osp.h>
|
|
#include <osp/osputils.h>
|
|
|
|
#include "asterisk/lock.h"
|
|
#include "asterisk/config.h"
|
|
#include "asterisk/utils.h"
|
|
#include "asterisk/causes.h"
|
|
#include "asterisk/channel.h"
|
|
#include "asterisk/app.h"
|
|
#include "asterisk/module.h"
|
|
#include "asterisk/pbx.h"
|
|
#include "asterisk/options.h"
|
|
#include "asterisk/cli.h"
|
|
#include "asterisk/astosp.h"
|
|
|
|
/* OSP Buffer Sizes */
|
|
#define OSP_INTSTR_SIZE ((unsigned int)16) /* OSP signed/unsigned int string buffer size */
|
|
#define OSP_NORSTR_SIZE ((unsigned int)256) /* OSP normal string buffer size */
|
|
#define OSP_TOKSTR_SIZE ((unsigned int)4096) /* OSP token string buffer size */
|
|
#define OSP_TECHSTR_SIZE ((unsigned int)32) /* OSP signed/unsigned int string buffer size */
|
|
#define OSP_UUID_SIZE ((unsigned int)16) /* UUID size */
|
|
#define OSP_UUIDSTR_SIZE ((unsigned int)36) /* UUID string size */
|
|
|
|
/* OSP Authentication Policy */
|
|
enum osp_authpolicy {
|
|
OSP_AUTH_NO, /* Accept any call */
|
|
OSP_AUTH_YES, /* Accept call with valid OSP token or without OSP token */
|
|
OSP_AUTH_EXCLUSIVE /* Only accept call with valid OSP token */
|
|
};
|
|
|
|
/* Call ID type*/
|
|
#define OSP_CALLID_UNDEFINED ((unsigned int)0) /* UNDEFINED */
|
|
#define OSP_CALLID_H323 ((unsigned int)(1 << 0)) /* H.323 */
|
|
#define OSP_CALLID_SIP ((unsigned int)(1 << 1)) /* SIP */
|
|
#define OSP_CALLID_IAX ((unsigned int)(1 << 2)) /* IAX2 */
|
|
#define OSP_CALLID_MAXNUM ((unsigned int)3) /* Max number of call ID type */
|
|
|
|
/* OSP Supported Destination Protocols */
|
|
#define OSP_PROT_H323 ((char*)"H323") /* H323 Q931 protocol name*/
|
|
#define OSP_PROT_SIP ((char*)"SIP") /* SIP protocol name */
|
|
#define OSP_PROT_IAX ((char*)"IAX") /* IAX protocol name */
|
|
#define OSP_PROT_OTHER ((char*)"OTHER") /* Other protocol name */
|
|
|
|
/* OSP supported Destination Tech */
|
|
#if 0
|
|
#define OSP_TECH_H323 ((char*)"OOH323") /* OOH323 tech name */
|
|
#endif
|
|
#define OSP_TECH_H323 ((char*)"H323") /* OH323 tech name */
|
|
#define OSP_TECH_SIP ((char*)"SIP") /* SIP tech name */
|
|
#define OSP_TECH_IAX ((char*)"IAX2") /* IAX2 tech name */
|
|
|
|
/* SIP OSP header field name */
|
|
#define OSP_SIP_HEADER ((char*)"P-OSP-Auth-Token: ")
|
|
|
|
/* OSP Constants */
|
|
#define OSP_INVALID_HANDLE ((int)-1) /* Invalid OSP handle, provider, transaction etc. */
|
|
#define OSP_CONFIG_FILE ((const char*)"osp.conf") /* OSP configuration file name */
|
|
#define OSP_GENERAL_CAT ((const char*)"general") /* OSP global configuration context name */
|
|
#define OSP_DEF_PROVIDER ((const char*)"default") /* OSP default provider context name */
|
|
#define OSP_MAX_CERTS ((unsigned int)10) /* OSP max number of cacerts */
|
|
#define OSP_MAX_SRVS ((unsigned int)10) /* OSP max number of service points */
|
|
#define OSP_DEF_MAXCONNECTIONS ((unsigned int)20) /* OSP default max_connections */
|
|
#define OSP_MIN_MAXCONNECTIONS ((unsigned int)1) /* OSP min max_connections */
|
|
#define OSP_MAX_MAXCONNECTIONS ((unsigned int)1000) /* OSP max max_connections */
|
|
#define OSP_DEF_RETRYDELAY ((unsigned int)0) /* OSP default retry delay */
|
|
#define OSP_MIN_RETRYDELAY ((unsigned int)0) /* OSP min retry delay */
|
|
#define OSP_MAX_RETRYDELAY ((unsigned int)10) /* OSP max retry delay */
|
|
#define OSP_DEF_RETRYLIMIT ((unsigned int)2) /* OSP default retry times */
|
|
#define OSP_MIN_RETRYLIMIT ((unsigned int)0) /* OSP min retry times */
|
|
#define OSP_MAX_RETRYLIMIT ((unsigned int)100) /* OSP max retry times */
|
|
#define OSP_DEF_TIMEOUT ((unsigned int)500) /* OSP default timeout in ms */
|
|
#define OSP_MIN_TIMEOUT ((unsigned int)200) /* OSP min timeout in ms */
|
|
#define OSP_MAX_TIMEOUT ((unsigned int)10000) /* OSP max timeout in ms */
|
|
#define OSP_DEF_AUTHPOLICY ((enum osp_authpolicy)OSP_AUTH_YES)
|
|
#define OSP_AUDIT_URL ((const char*)"localhost") /* OSP default Audit URL */
|
|
#define OSP_LOCAL_VALIDATION ((int)1) /* Validate OSP token locally */
|
|
#define OSP_SSL_LIFETIME ((unsigned int)300) /* SSL life time, in seconds */
|
|
#define OSP_HTTP_PERSISTENCE ((int)1) /* In seconds */
|
|
#define OSP_CUSTOMER_ID ((const char*)"") /* OSP customer ID */
|
|
#define OSP_DEVICE_ID ((const char*)"") /* OSP device ID */
|
|
#define OSP_DEF_DESTINATIONS ((unsigned int)5) /* OSP default max number of destinations */
|
|
#define OSP_DEF_TIMELIMIT ((unsigned int)0) /* OSP default duration limit, no limit */
|
|
#define OSP_DEF_PROTOCOL OSP_PROT_SIP /* OSP default destination protocol, SIP */
|
|
|
|
/* OSP Provider */
|
|
struct osp_provider {
|
|
char name[OSP_NORSTR_SIZE]; /* OSP provider context name */
|
|
char privatekey[OSP_NORSTR_SIZE]; /* OSP private key file name */
|
|
char localcert[OSP_NORSTR_SIZE]; /* OSP local cert file name */
|
|
unsigned int cacount; /* Number of cacerts */
|
|
char cacerts[OSP_MAX_CERTS][OSP_NORSTR_SIZE]; /* Cacert file names */
|
|
unsigned int spcount; /* Number of service points */
|
|
char srvpoints[OSP_MAX_SRVS][OSP_NORSTR_SIZE]; /* Service point URLs */
|
|
int maxconnections; /* Max number of connections */
|
|
int retrydelay; /* Retry delay */
|
|
int retrylimit; /* Retry limit */
|
|
int timeout; /* Timeout in ms */
|
|
char source[OSP_NORSTR_SIZE]; /* IP of self */
|
|
enum osp_authpolicy authpolicy; /* OSP authentication policy */
|
|
char* defaultprotocol; /* OSP default destination protocol */
|
|
OSPTPROVHANDLE handle; /* OSP provider handle */
|
|
struct osp_provider* next; /* Pointer to next OSP provider */
|
|
};
|
|
|
|
/* Call ID */
|
|
struct osp_callid {
|
|
unsigned char buf[OSPC_CALLID_MAXSIZE]; /* Call ID string */
|
|
unsigned int len; /* Call ID length */
|
|
};
|
|
|
|
/* OSP Application In/Output Results */
|
|
struct osp_result {
|
|
int inhandle; /* Inbound transaction handle */
|
|
int outhandle; /* Outbound transaction handle */
|
|
unsigned int intimelimit; /* Inbound duration limit */
|
|
unsigned int outtimelimit; /* Outbound duration limit */
|
|
char tech[OSP_TECHSTR_SIZE]; /* Outbound Asterisk TECH string */
|
|
char dest[OSP_NORSTR_SIZE]; /* Outbound destination IP address */
|
|
char called[OSP_NORSTR_SIZE]; /* Outbound called number, may be translated */
|
|
char calling[OSP_NORSTR_SIZE]; /* Outbound calling number, may be translated */
|
|
char token[OSP_TOKSTR_SIZE]; /* Outbound OSP token */
|
|
char networkid[OSP_NORSTR_SIZE]; /* Outbound network ID */
|
|
unsigned int numresults; /* Number of remain outbound destinations */
|
|
struct osp_callid outcallid; /* Outbound call ID */
|
|
};
|
|
|
|
/* OSP Module Global Variables */
|
|
AST_MUTEX_DEFINE_STATIC(osplock); /* Lock of OSP provider list */
|
|
static int osp_initialized = 0; /* Init flag */
|
|
static int osp_hardware = 0; /* Hardware accelleration flag */
|
|
static struct osp_provider* ospproviders = NULL; /* OSP provider list */
|
|
static unsigned int osp_tokenformat = TOKEN_ALGO_SIGNED; /* Token format supported */
|
|
|
|
/* OSP Client Wrapper APIs */
|
|
|
|
/*!
|
|
* \brief Create OSP provider handle according to configuration
|
|
* \param cfg OSP configuration
|
|
* \param provider OSP provider context name
|
|
* \return 1 Success, 0 Failed, -1 Error
|
|
*/
|
|
static int osp_create_provider(
|
|
struct ast_config* cfg,
|
|
const char* provider)
|
|
{
|
|
int res;
|
|
unsigned int t, i, j;
|
|
struct osp_provider* p;
|
|
struct ast_variable* v;
|
|
OSPTPRIVATEKEY privatekey;
|
|
OSPTCERT localcert;
|
|
const char* psrvpoints[OSP_MAX_SRVS];
|
|
OSPTCERT cacerts[OSP_MAX_CERTS];
|
|
const OSPTCERT* pcacerts[OSP_MAX_CERTS];
|
|
int error = OSPC_ERR_NO_ERROR;
|
|
|
|
if (!(p = ast_calloc(1, sizeof(*p)))) {
|
|
ast_log(LOG_ERROR, "Out of memory\n");
|
|
return -1;
|
|
}
|
|
|
|
ast_copy_string(p->name, provider, sizeof(p->name));
|
|
snprintf(p->privatekey, sizeof(p->privatekey), "%s/%s-privatekey.pem", ast_config_AST_KEY_DIR, provider);
|
|
snprintf(p->localcert, sizeof(p->localcert), "%s/%s-localcert.pem", ast_config_AST_KEY_DIR, provider);
|
|
p->maxconnections = OSP_DEF_MAXCONNECTIONS;
|
|
p->retrydelay = OSP_DEF_RETRYDELAY;
|
|
p->retrylimit = OSP_DEF_RETRYLIMIT;
|
|
p->timeout = OSP_DEF_TIMEOUT;
|
|
p->authpolicy = OSP_DEF_AUTHPOLICY;
|
|
p->defaultprotocol = OSP_DEF_PROTOCOL;
|
|
p->handle = OSP_INVALID_HANDLE;
|
|
|
|
v = ast_variable_browse(cfg, provider);
|
|
while(v) {
|
|
if (!strcasecmp(v->name, "privatekey")) {
|
|
if (v->value[0] == '/') {
|
|
ast_copy_string(p->privatekey, v->value, sizeof(p->privatekey));
|
|
} else {
|
|
snprintf(p->privatekey, sizeof(p->privatekey), "%s/%s", ast_config_AST_KEY_DIR, v->value);
|
|
}
|
|
ast_debug(1, "OSP: privatekey '%s'\n", p->privatekey);
|
|
} else if (!strcasecmp(v->name, "localcert")) {
|
|
if (v->value[0] == '/') {
|
|
ast_copy_string(p->localcert, v->value, sizeof(p->localcert));
|
|
} else {
|
|
snprintf(p->localcert, sizeof(p->localcert), "%s/%s", ast_config_AST_KEY_DIR, v->value);
|
|
}
|
|
ast_debug(1, "OSP: localcert '%s'\n", p->localcert);
|
|
} else if (!strcasecmp(v->name, "cacert")) {
|
|
if (p->cacount < OSP_MAX_CERTS) {
|
|
if (v->value[0] == '/') {
|
|
ast_copy_string(p->cacerts[p->cacount], v->value, sizeof(p->cacerts[0]));
|
|
} else {
|
|
snprintf(p->cacerts[p->cacount], sizeof(p->cacerts[0]), "%s/%s", ast_config_AST_KEY_DIR, v->value);
|
|
}
|
|
ast_debug(1, "OSP: cacert[%d]: '%s'\n", p->cacount, p->cacerts[p->cacount]);
|
|
p->cacount++;
|
|
} else {
|
|
ast_log(LOG_WARNING, "OSP: Too many CA Certificates at line %d\n", v->lineno);
|
|
}
|
|
} else if (!strcasecmp(v->name, "servicepoint")) {
|
|
if (p->spcount < OSP_MAX_SRVS) {
|
|
ast_copy_string(p->srvpoints[p->spcount], v->value, sizeof(p->srvpoints[0]));
|
|
ast_debug(1, "OSP: servicepoint[%d]: '%s'\n", p->spcount, p->srvpoints[p->spcount]);
|
|
p->spcount++;
|
|
} else {
|
|
ast_log(LOG_WARNING, "OSP: Too many Service Points at line %d\n", v->lineno);
|
|
}
|
|
} else if (!strcasecmp(v->name, "maxconnections")) {
|
|
if ((sscanf(v->value, "%d", &t) == 1) && (t >= OSP_MIN_MAXCONNECTIONS) && (t <= OSP_MAX_MAXCONNECTIONS)) {
|
|
p->maxconnections = t;
|
|
ast_debug(1, "OSP: maxconnections '%d'\n", t);
|
|
} else {
|
|
ast_log(LOG_WARNING, "OSP: maxconnections should be an integer from %d to %d, not '%s' at line %d\n",
|
|
OSP_MIN_MAXCONNECTIONS, OSP_MAX_MAXCONNECTIONS, v->value, v->lineno);
|
|
}
|
|
} else if (!strcasecmp(v->name, "retrydelay")) {
|
|
if ((sscanf(v->value, "%d", &t) == 1) && (t >= OSP_MIN_RETRYDELAY) && (t <= OSP_MAX_RETRYDELAY)) {
|
|
p->retrydelay = t;
|
|
ast_debug(1, "OSP: retrydelay '%d'\n", t);
|
|
} else {
|
|
ast_log(LOG_WARNING, "OSP: retrydelay should be an integer from %d to %d, not '%s' at line %d\n",
|
|
OSP_MIN_RETRYDELAY, OSP_MAX_RETRYDELAY, v->value, v->lineno);
|
|
}
|
|
} else if (!strcasecmp(v->name, "retrylimit")) {
|
|
if ((sscanf(v->value, "%d", &t) == 1) && (t >= OSP_MIN_RETRYLIMIT) && (t <= OSP_MAX_RETRYLIMIT)) {
|
|
p->retrylimit = t;
|
|
ast_debug(1, "OSP: retrylimit '%d'\n", t);
|
|
} else {
|
|
ast_log(LOG_WARNING, "OSP: retrylimit should be an integer from %d to %d, not '%s' at line %d\n",
|
|
OSP_MIN_RETRYLIMIT, OSP_MAX_RETRYLIMIT, v->value, v->lineno);
|
|
}
|
|
} else if (!strcasecmp(v->name, "timeout")) {
|
|
if ((sscanf(v->value, "%d", &t) == 1) && (t >= OSP_MIN_TIMEOUT) && (t <= OSP_MAX_TIMEOUT)) {
|
|
p->timeout = t;
|
|
ast_debug(1, "OSP: timeout '%d'\n", t);
|
|
} else {
|
|
ast_log(LOG_WARNING, "OSP: timeout should be an integer from %d to %d, not '%s' at line %d\n",
|
|
OSP_MIN_TIMEOUT, OSP_MAX_TIMEOUT, v->value, v->lineno);
|
|
}
|
|
} else if (!strcasecmp(v->name, "source")) {
|
|
ast_copy_string(p->source, v->value, sizeof(p->source));
|
|
ast_debug(1, "OSP: source '%s'\n", p->source);
|
|
} else if (!strcasecmp(v->name, "authpolicy")) {
|
|
if ((sscanf(v->value, "%d", &t) == 1) && ((t == OSP_AUTH_NO) || (t == OSP_AUTH_YES) || (t == OSP_AUTH_EXCLUSIVE))) {
|
|
p->authpolicy = t;
|
|
ast_debug(1, "OSP: authpolicy '%d'\n", t);
|
|
} else {
|
|
ast_log(LOG_WARNING, "OSP: authpolicy should be %d, %d or %d, not '%s' at line %d\n",
|
|
OSP_AUTH_NO, OSP_AUTH_YES, OSP_AUTH_EXCLUSIVE, v->value, v->lineno);
|
|
}
|
|
} else if (!strcasecmp(v->name, "defaultprotocol")) {
|
|
if (!strcasecmp(v->value, OSP_PROT_SIP)) {
|
|
p->defaultprotocol = OSP_PROT_SIP;
|
|
ast_debug(1, "OSP: default protocol '%s'\n", p->defaultprotocol);
|
|
} else if (!strcasecmp(v->value, OSP_PROT_H323)) {
|
|
p->defaultprotocol = OSP_PROT_H323;
|
|
ast_debug(1, "OSP: default protocol '%s'\n", p->defaultprotocol);
|
|
} else if (!strcasecmp(v->value, OSP_PROT_IAX)) {
|
|
p->defaultprotocol = OSP_PROT_IAX;
|
|
ast_debug(1, "OSP: default protocol '%s'\n", p->defaultprotocol);
|
|
} else {
|
|
ast_log(LOG_WARNING, "OSP: default protocol should be %s, %s, %s, or %s not '%s' at line %d\n",
|
|
OSP_PROT_SIP, OSP_PROT_H323, OSP_PROT_IAX, OSP_PROT_OTHER, v->value, v->lineno);
|
|
}
|
|
}
|
|
v = v->next;
|
|
}
|
|
|
|
error = OSPPUtilLoadPEMPrivateKey((unsigned char*)p->privatekey, &privatekey);
|
|
if (error != OSPC_ERR_NO_ERROR) {
|
|
ast_log(LOG_WARNING, "OSP: Unable to load privatekey '%s', error '%d'\n", p->privatekey, error);
|
|
ast_free(p);
|
|
return 0;
|
|
}
|
|
|
|
error = OSPPUtilLoadPEMCert((unsigned char*)p->localcert, &localcert);
|
|
if (error != OSPC_ERR_NO_ERROR) {
|
|
ast_log(LOG_WARNING, "OSP: Unable to load localcert '%s', error '%d'\n", p->localcert, error);
|
|
if (privatekey.PrivateKeyData) {
|
|
ast_free(privatekey.PrivateKeyData);
|
|
}
|
|
ast_free(p);
|
|
return 0;
|
|
}
|
|
|
|
if (p->cacount < 1) {
|
|
snprintf(p->cacerts[p->cacount], sizeof(p->cacerts[0]), "%s/%s-cacert.pem", ast_config_AST_KEY_DIR, provider);
|
|
ast_debug(1, "OSP: cacert[%d]: '%s'\n", p->cacount, p->cacerts[p->cacount]);
|
|
p->cacount++;
|
|
}
|
|
for (i = 0; i < p->cacount; i++) {
|
|
error = OSPPUtilLoadPEMCert((unsigned char*)p->cacerts[i], &cacerts[i]);
|
|
if (error != OSPC_ERR_NO_ERROR) {
|
|
ast_log(LOG_WARNING, "OSP: Unable to load cacert '%s', error '%d'\n", p->cacerts[i], error);
|
|
for (j = 0; j < i; j++) {
|
|
if (cacerts[j].CertData) {
|
|
ast_free(cacerts[j].CertData);
|
|
}
|
|
}
|
|
if (localcert.CertData) {
|
|
ast_free(localcert.CertData);
|
|
}
|
|
if (privatekey.PrivateKeyData) {
|
|
ast_free(privatekey.PrivateKeyData);
|
|
}
|
|
ast_free(p);
|
|
return 0;
|
|
}
|
|
pcacerts[i] = &cacerts[i];
|
|
}
|
|
|
|
for (i = 0; i < p->spcount; i++) {
|
|
psrvpoints[i] = p->srvpoints[i];
|
|
}
|
|
|
|
error = OSPPProviderNew(
|
|
p->spcount,
|
|
psrvpoints,
|
|
NULL,
|
|
OSP_AUDIT_URL,
|
|
&privatekey,
|
|
&localcert,
|
|
p->cacount,
|
|
pcacerts,
|
|
OSP_LOCAL_VALIDATION,
|
|
OSP_SSL_LIFETIME,
|
|
p->maxconnections,
|
|
OSP_HTTP_PERSISTENCE,
|
|
p->retrydelay,
|
|
p->retrylimit,
|
|
p->timeout,
|
|
OSP_CUSTOMER_ID,
|
|
OSP_DEVICE_ID,
|
|
&p->handle);
|
|
if (error != OSPC_ERR_NO_ERROR) {
|
|
ast_log(LOG_WARNING, "OSP: Unable to create provider '%s', error '%d'\n", provider, error);
|
|
ast_free(p);
|
|
res = -1;
|
|
} else {
|
|
ast_debug(1, "OSP: provider '%s'\n", provider);
|
|
ast_mutex_lock(&osplock);
|
|
p->next = ospproviders;
|
|
ospproviders = p;
|
|
ast_mutex_unlock(&osplock);
|
|
res = 1;
|
|
}
|
|
|
|
for (i = 0; i < p->cacount; i++) {
|
|
if (cacerts[i].CertData) {
|
|
ast_free(cacerts[i].CertData);
|
|
}
|
|
}
|
|
if (localcert.CertData) {
|
|
ast_free(localcert.CertData);
|
|
}
|
|
if (privatekey.PrivateKeyData) {
|
|
ast_free(privatekey.PrivateKeyData);
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief Get OSP provider by name
|
|
* \param name OSP provider context name
|
|
* \param provider OSP provider structure
|
|
* \return 1 Success, 0 Failed, -1 Error
|
|
*/
|
|
static int osp_get_provider(
|
|
const char* name,
|
|
struct osp_provider** provider)
|
|
{
|
|
int res = 0;
|
|
struct osp_provider* p;
|
|
|
|
ast_mutex_lock(&osplock);
|
|
p = ospproviders;
|
|
while(p) {
|
|
if (!strcasecmp(p->name, name)) {
|
|
*provider = p;
|
|
ast_debug(1, "OSP: find provider '%s'\n", name);
|
|
res = 1;
|
|
break;
|
|
}
|
|
p = p->next;
|
|
}
|
|
ast_mutex_unlock(&osplock);
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief Create OSP transaction handle
|
|
* \param provider OSP provider context name
|
|
* \param transaction OSP transaction handle, output
|
|
* \param sourcesize Size of source buffer, in/output
|
|
* \param source Source of provider, output
|
|
* \return 1 Success, 0 Failed, -1 Error
|
|
*/
|
|
static int osp_create_transaction(
|
|
const char* provider,
|
|
int* transaction,
|
|
unsigned int sourcesize,
|
|
char* source)
|
|
{
|
|
int res = 0;
|
|
struct osp_provider* p;
|
|
int error;
|
|
|
|
ast_mutex_lock(&osplock);
|
|
p = ospproviders;
|
|
while(p) {
|
|
if (!strcasecmp(p->name, provider)) {
|
|
error = OSPPTransactionNew(p->handle, transaction);
|
|
if (error == OSPC_ERR_NO_ERROR) {
|
|
ast_debug(1, "OSP: transaction '%d'\n", *transaction);
|
|
ast_copy_string(source, p->source, sourcesize);
|
|
ast_debug(1, "OSP: source '%s'\n", source);
|
|
res = 1;
|
|
} else {
|
|
*transaction = OSP_INVALID_HANDLE;
|
|
ast_debug(1, "OSP: Unable to create transaction handle, error '%d'\n", error);
|
|
res = -1;
|
|
}
|
|
break;
|
|
}
|
|
p = p->next;
|
|
}
|
|
ast_mutex_unlock(&osplock);
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief Convert address to "[x.x.x.x]" or "host.domain" format
|
|
* \param src Source address string
|
|
* \param dst Destination address string
|
|
* \param buffersize Size of dst buffer
|
|
*/
|
|
static void osp_convert_address(
|
|
const char* src,
|
|
char* dst,
|
|
int buffersize)
|
|
{
|
|
struct in_addr inp;
|
|
|
|
if (inet_aton(src, &inp) != 0) {
|
|
snprintf(dst, buffersize, "[%s]", src);
|
|
} else {
|
|
snprintf(dst, buffersize, "%s", src);
|
|
}
|
|
}
|
|
|
|
/*!
|
|
* \brief Validate OSP token of inbound call
|
|
* \param transaction OSP transaction handle
|
|
* \param source Source of inbound call
|
|
* \param destination Destination of inbound call
|
|
* \param calling Calling number
|
|
* \param called Called number
|
|
* \param token OSP token, may be empty
|
|
* \param timelimit Call duration limit, output
|
|
* \return 1 Success, 0 Failed, -1 Error
|
|
*/
|
|
static int osp_validate_token(
|
|
int transaction,
|
|
const char* source,
|
|
const char* destination,
|
|
const char* calling,
|
|
const char* called,
|
|
const char* token,
|
|
unsigned int* timelimit)
|
|
{
|
|
int res;
|
|
int tokenlen;
|
|
unsigned char tokenstr[OSP_TOKSTR_SIZE];
|
|
char src[OSP_NORSTR_SIZE];
|
|
char dst[OSP_NORSTR_SIZE];
|
|
unsigned int authorised;
|
|
unsigned int dummy = 0;
|
|
int error;
|
|
|
|
tokenlen = ast_base64decode(tokenstr, token, strlen(token));
|
|
osp_convert_address(source, src, sizeof(src));
|
|
osp_convert_address(destination, dst, sizeof(dst));
|
|
error = OSPPTransactionValidateAuthorisation(
|
|
transaction,
|
|
src,
|
|
dst,
|
|
NULL,
|
|
NULL,
|
|
calling ? calling : "",
|
|
OSPC_E164,
|
|
called,
|
|
OSPC_E164,
|
|
0,
|
|
NULL,
|
|
tokenlen,
|
|
(char*)tokenstr,
|
|
&authorised,
|
|
timelimit,
|
|
&dummy,
|
|
NULL,
|
|
osp_tokenformat);
|
|
if (error != OSPC_ERR_NO_ERROR) {
|
|
ast_debug(1, "OSP: Unable to validate inbound token\n");
|
|
res = -1;
|
|
} else if (authorised) {
|
|
ast_debug(1, "OSP: Authorised\n");
|
|
res = 1;
|
|
} else {
|
|
ast_debug(1, "OSP: Unauthorised\n");
|
|
res = 0;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief Choose min duration limit
|
|
* \param in Inbound duration limit
|
|
* \param out Outbound duration limit
|
|
* \return min duration limit
|
|
*/
|
|
static unsigned int osp_choose_timelimit(
|
|
unsigned int in,
|
|
unsigned int out)
|
|
{
|
|
if (in == OSP_DEF_TIMELIMIT) {
|
|
return out;
|
|
} else if (out == OSP_DEF_TIMELIMIT) {
|
|
return in;
|
|
} else {
|
|
return in < out ? in : out;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
* \brief Choose min duration limit
|
|
* \param provider OSP provider
|
|
* \param called Called number
|
|
* \param calling Calling number
|
|
* \param destination Destination IP in '[x.x.x.x]' format
|
|
* \param tokenlen OSP token length
|
|
* \param token OSP token
|
|
* \param reason Failure reason, output
|
|
* \param result OSP lookup results, in/output
|
|
* \return 1 Success, 0 Failed, -1 Error
|
|
*/
|
|
static int osp_check_destination(
|
|
struct osp_provider* provider,
|
|
const char* called,
|
|
const char* calling,
|
|
char* destination,
|
|
unsigned int tokenlen,
|
|
const char* token,
|
|
enum OSPEFAILREASON* reason,
|
|
struct osp_result* result)
|
|
{
|
|
int res;
|
|
OSPE_DEST_OSP_ENABLED enabled;
|
|
OSPE_DEST_PROT protocol;
|
|
int error;
|
|
|
|
if (strlen(destination) <= 2) {
|
|
ast_debug(1, "OSP: Wrong destination format '%s'\n", destination);
|
|
*reason = OSPC_FAIL_NORMAL_UNSPECIFIED;
|
|
return -1;
|
|
}
|
|
|
|
if ((error = OSPPTransactionIsDestOSPEnabled(result->outhandle, &enabled)) != OSPC_ERR_NO_ERROR) {
|
|
ast_debug(1, "OSP: Unable to get destination OSP version, error '%d'\n", error);
|
|
*reason = OSPC_FAIL_NORMAL_UNSPECIFIED;
|
|
return -1;
|
|
}
|
|
|
|
if (enabled == OSPE_OSP_FALSE) {
|
|
result->token[0] = '\0';
|
|
} else {
|
|
ast_base64encode(result->token, (const unsigned char*)token, tokenlen, sizeof(result->token) - 1);
|
|
}
|
|
|
|
if ((error = OSPPTransactionGetDestNetworkId(result->outhandle, result->networkid)) != OSPC_ERR_NO_ERROR) {
|
|
ast_debug(1, "OSP: Unable to get destination network ID, error '%d'\n", error);
|
|
result->networkid[0] = '\0';
|
|
}
|
|
|
|
if ((error = OSPPTransactionGetDestProtocol(result->outhandle, &protocol)) != OSPC_ERR_NO_ERROR) {
|
|
ast_debug(1, "OSP: Unable to get destination protocol, error '%d'\n", error);
|
|
*reason = OSPC_FAIL_NORMAL_UNSPECIFIED;
|
|
result->token[0] = '\0';
|
|
result->networkid[0] = '\0';
|
|
return -1;
|
|
}
|
|
|
|
res = 1;
|
|
/* Strip leading and trailing brackets */
|
|
destination[strlen(destination) - 1] = '\0';
|
|
switch(protocol) {
|
|
case OSPE_DEST_PROT_H323_SETUP:
|
|
ast_debug(1, "OSP: protocol '%s'\n", OSP_PROT_H323);
|
|
ast_copy_string(result->tech, OSP_TECH_H323, sizeof(result->tech));
|
|
ast_copy_string(result->dest, destination + 1, sizeof(result->dest));
|
|
ast_copy_string(result->called, called, sizeof(result->called));
|
|
ast_copy_string(result->calling, calling, sizeof(result->calling));
|
|
break;
|
|
case OSPE_DEST_PROT_SIP:
|
|
ast_debug(1, "OSP: protocol '%s'\n", OSP_PROT_SIP);
|
|
ast_copy_string(result->tech, OSP_TECH_SIP, sizeof(result->tech));
|
|
ast_copy_string(result->dest, destination + 1, sizeof(result->dest));
|
|
ast_copy_string(result->called, called, sizeof(result->called));
|
|
ast_copy_string(result->calling, calling, sizeof(result->calling));
|
|
break;
|
|
case OSPE_DEST_PROT_IAX:
|
|
ast_debug(1, "OSP: protocol '%s'\n", OSP_PROT_IAX);
|
|
ast_copy_string(result->tech, OSP_TECH_IAX, sizeof(result->tech));
|
|
ast_copy_string(result->dest, destination + 1, sizeof(result->dest));
|
|
ast_copy_string(result->called, called, sizeof(result->called));
|
|
ast_copy_string(result->calling, calling, sizeof(result->calling));
|
|
break;
|
|
case OSPE_DEST_PROT_UNDEFINED:
|
|
case OSPE_DEST_PROT_UNKNOWN:
|
|
ast_debug(1, "OSP: unknown/undefined protocol '%d'\n", protocol);
|
|
ast_debug(1, "OSP: use default protocol '%s'\n", provider->defaultprotocol);
|
|
|
|
ast_copy_string(result->tech, provider->defaultprotocol, sizeof(result->tech));
|
|
ast_copy_string(result->dest, destination + 1, sizeof(result->dest));
|
|
ast_copy_string(result->called, called, sizeof(result->called));
|
|
ast_copy_string(result->calling, calling, sizeof(result->calling));
|
|
break;
|
|
case OSPE_DEST_PROT_H323_LRQ:
|
|
default:
|
|
ast_log(LOG_WARNING, "OSP: unsupported protocol '%d'\n", protocol);
|
|
*reason = OSPC_FAIL_PROTOCOL_ERROR;
|
|
result->token[0] = '\0';
|
|
result->networkid[0] = '\0';
|
|
res = 0;
|
|
break;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief Convert Asterisk status to TC code
|
|
* \param cause Asterisk hangup cause
|
|
* \return OSP TC code
|
|
*/
|
|
static enum OSPEFAILREASON asterisk2osp(
|
|
int cause)
|
|
{
|
|
return (enum OSPEFAILREASON)cause;
|
|
}
|
|
|
|
/*!
|
|
* \brief OSP Authentication function
|
|
* \param provider OSP provider context name
|
|
* \param transaction OSP transaction handle, output
|
|
* \param source Source of inbound call
|
|
* \param calling Calling number
|
|
* \param called Called number
|
|
* \param token OSP token, may be empty
|
|
* \param timelimit Call duration limit, output
|
|
* \return 1 Authenricated, 0 Unauthenticated, -1 Error
|
|
*/
|
|
static int osp_auth(
|
|
const char* provider,
|
|
int* transaction,
|
|
const char* source,
|
|
const char* calling,
|
|
const char* called,
|
|
const char* token,
|
|
unsigned int* timelimit)
|
|
{
|
|
int res;
|
|
struct osp_provider* p;
|
|
char dest[OSP_NORSTR_SIZE];
|
|
|
|
*transaction = OSP_INVALID_HANDLE;
|
|
*timelimit = OSP_DEF_TIMELIMIT;
|
|
|
|
if ((res = osp_get_provider(provider, &p)) <= 0) {
|
|
ast_debug(1, "OSP: Unabe to find OSP provider '%s'\n", provider);
|
|
return res;
|
|
}
|
|
|
|
switch (p->authpolicy) {
|
|
case OSP_AUTH_NO:
|
|
res = 1;
|
|
break;
|
|
case OSP_AUTH_EXCLUSIVE:
|
|
if (ast_strlen_zero(token)) {
|
|
res = 0;
|
|
} else if ((res = osp_create_transaction(provider, transaction, sizeof(dest), dest)) <= 0) {
|
|
ast_debug(1, "OSP: Unable to generate transaction handle\n");
|
|
*transaction = OSP_INVALID_HANDLE;
|
|
res = 0;
|
|
} else if((res = osp_validate_token(*transaction, source, dest, calling, called, token, timelimit)) <= 0) {
|
|
OSPPTransactionRecordFailure(*transaction, OSPC_FAIL_CALL_REJECTED);
|
|
}
|
|
break;
|
|
case OSP_AUTH_YES:
|
|
default:
|
|
if (ast_strlen_zero(token)) {
|
|
res = 1;
|
|
} else if ((res = osp_create_transaction(provider, transaction, sizeof(dest), dest)) <= 0) {
|
|
ast_debug(1, "OSP: Unable to generate transaction handle\n");
|
|
*transaction = OSP_INVALID_HANDLE;
|
|
res = 0;
|
|
} else if((res = osp_validate_token(*transaction, source, dest, calling, called, token, timelimit)) <= 0) {
|
|
OSPPTransactionRecordFailure(*transaction, OSPC_FAIL_CALL_REJECTED);
|
|
}
|
|
break;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief Create a UUID
|
|
* \param uuid UUID buffer
|
|
* \param buffersize UUID buffer size
|
|
* \return 1 Created, -1 Error
|
|
*/
|
|
static int osp_create_uuid(
|
|
unsigned char* uuid,
|
|
unsigned int* buffersize)
|
|
{
|
|
int i, res;
|
|
long int* tmp;
|
|
|
|
if (*buffersize >= OSP_UUID_SIZE) {
|
|
tmp = (long int*)uuid;
|
|
for (i = 0; i < OSP_UUID_SIZE / sizeof(long int); i++) {
|
|
tmp[i] = ast_random();
|
|
}
|
|
*buffersize = OSP_UUID_SIZE;
|
|
res = 1;
|
|
} else {
|
|
res = -1;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief UUID to string
|
|
* \param uuid UUID
|
|
* \param buffer String buffer
|
|
* \param buffersize String buffer size
|
|
* \return 1 Successed, -1 Error
|
|
*/
|
|
static int osp_uuid2str(
|
|
unsigned char* uuid,
|
|
char* buffer,
|
|
unsigned int buffersize)
|
|
{
|
|
int res;
|
|
|
|
if (buffersize > OSP_UUIDSTR_SIZE) {
|
|
snprintf(buffer, buffersize, "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
|
|
uuid[0], uuid[1], uuid[2], uuid[3], uuid[4], uuid[5], uuid[6], uuid[7],
|
|
uuid[8], uuid[9], uuid[10], uuid[11], uuid[12], uuid[13], uuid[14], uuid[15]);
|
|
res = 1;
|
|
} else {
|
|
res = -1;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief Create a call ID according to the type
|
|
* \param type Call ID type
|
|
* \param callid Call ID buffer
|
|
* \return 1 Created, 0 Not create, -1 Error
|
|
*/
|
|
static int osp_create_callid(
|
|
unsigned int type,
|
|
struct osp_callid* callid)
|
|
{
|
|
int res;
|
|
|
|
callid->len = sizeof(callid->buf);
|
|
switch (type) {
|
|
case OSP_CALLID_H323:
|
|
res = osp_create_uuid(callid->buf, &callid->len);
|
|
break;
|
|
case OSP_CALLID_SIP:
|
|
case OSP_CALLID_IAX:
|
|
res = 0;
|
|
default:
|
|
res = -1;
|
|
break;
|
|
}
|
|
|
|
if ((res != 1) && (callid->len != 0)) {
|
|
callid->buf[0] = '\0';
|
|
callid->len = 0;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief OSP Lookup function
|
|
* \param provider OSP provider context name
|
|
* \param srcdev Source device of outbound call
|
|
* \param calling Calling number
|
|
* \param called Called number
|
|
* \param callidtypes Call ID types
|
|
* \param result Lookup results
|
|
* \return 1 Found , 0 No route, -1 Error
|
|
*/
|
|
static int osp_lookup(
|
|
const char* provider,
|
|
const char* srcdev,
|
|
const char* calling,
|
|
const char* called,
|
|
unsigned int callidtypes,
|
|
struct osp_result* result)
|
|
{
|
|
int res;
|
|
struct osp_provider* p;
|
|
char source[OSP_NORSTR_SIZE];
|
|
char callingnum[OSP_NORSTR_SIZE];
|
|
char callednum[OSP_NORSTR_SIZE];
|
|
char destination[OSP_NORSTR_SIZE];
|
|
unsigned int tokenlen;
|
|
char token[OSP_TOKSTR_SIZE];
|
|
char src[OSP_NORSTR_SIZE];
|
|
char dev[OSP_NORSTR_SIZE];
|
|
unsigned int i, type;
|
|
struct osp_callid callid;
|
|
unsigned int callidnum;
|
|
OSPTCALLID* callids[OSP_CALLID_MAXNUM];
|
|
unsigned int dummy = 0;
|
|
enum OSPEFAILREASON reason;
|
|
int error;
|
|
|
|
result->outhandle = OSP_INVALID_HANDLE;
|
|
result->tech[0] = '\0';
|
|
result->dest[0] = '\0';
|
|
result->called[0] = '\0';
|
|
result->calling[0] = '\0';
|
|
result->token[0] = '\0';
|
|
result->networkid[0] = '\0';
|
|
result->numresults = 0;
|
|
result->outtimelimit = OSP_DEF_TIMELIMIT;
|
|
|
|
if ((res = osp_get_provider(provider, &p)) <= 0) {
|
|
ast_debug(1, "OSP: Unabe to find OSP provider '%s'\n", provider);
|
|
return res;
|
|
}
|
|
|
|
if ((res = osp_create_transaction(provider, &result->outhandle, sizeof(source), source)) <= 0) {
|
|
ast_debug(1, "OSP: Unable to generate transaction handle\n");
|
|
result->outhandle = OSP_INVALID_HANDLE;
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NORMAL_UNSPECIFIED);
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
callidnum = 0;
|
|
callids[0] = NULL;
|
|
for (i = 0; i < OSP_CALLID_MAXNUM; i++) {
|
|
type = 1 << i;
|
|
if (callidtypes & type) {
|
|
error = osp_create_callid(type, &callid);
|
|
if (error == 1) {
|
|
callids[callidnum] = OSPPCallIdNew(callid.len, callid.buf);
|
|
callidnum++;
|
|
}
|
|
}
|
|
}
|
|
|
|
osp_convert_address(source, src, sizeof(src));
|
|
osp_convert_address(srcdev, dev, sizeof(dev));
|
|
result->numresults = OSP_DEF_DESTINATIONS;
|
|
error = OSPPTransactionRequestAuthorisation(
|
|
result->outhandle,
|
|
src,
|
|
dev,
|
|
calling ? calling : "",
|
|
OSPC_E164,
|
|
called,
|
|
OSPC_E164,
|
|
NULL,
|
|
callidnum,
|
|
callids,
|
|
NULL,
|
|
&result->numresults,
|
|
&dummy,
|
|
NULL);
|
|
|
|
for (i = 0; i < callidnum; i++) {
|
|
OSPPCallIdDelete(&callids[i]);
|
|
}
|
|
|
|
if (error != OSPC_ERR_NO_ERROR) {
|
|
ast_debug(1, "OSP: Unable to request authorization\n");
|
|
result->numresults = 0;
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NORMAL_UNSPECIFIED);
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
if (!result->numresults) {
|
|
ast_debug(1, "OSP: No more destination\n");
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NO_ROUTE_TO_DEST);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
result->outcallid.len = sizeof(result->outcallid.buf);
|
|
tokenlen = sizeof(token);
|
|
error = OSPPTransactionGetFirstDestination(
|
|
result->outhandle,
|
|
0,
|
|
NULL,
|
|
NULL,
|
|
&result->outtimelimit,
|
|
&result->outcallid.len,
|
|
result->outcallid.buf,
|
|
sizeof(callednum),
|
|
callednum,
|
|
sizeof(callingnum),
|
|
callingnum,
|
|
sizeof(destination),
|
|
destination,
|
|
0,
|
|
NULL,
|
|
&tokenlen,
|
|
token);
|
|
if (error != OSPC_ERR_NO_ERROR) {
|
|
ast_debug(1, "OSP: Unable to get first route\n");
|
|
result->numresults = 0;
|
|
result->outtimelimit = OSP_DEF_TIMELIMIT;
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NO_ROUTE_TO_DEST);
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
result->numresults--;
|
|
result->outtimelimit = osp_choose_timelimit(result->intimelimit, result->outtimelimit);
|
|
ast_debug(1, "OSP: outtimelimit '%d'\n", result->outtimelimit);
|
|
ast_debug(1, "OSP: called '%s'\n", callednum);
|
|
ast_debug(1, "OSP: calling '%s'\n", callingnum);
|
|
ast_debug(1, "OSP: destination '%s'\n", destination);
|
|
ast_debug(1, "OSP: token size '%d'\n", tokenlen);
|
|
|
|
if ((res = osp_check_destination(p, callednum, callingnum, destination, tokenlen, token, &reason, result)) > 0) {
|
|
return 1;
|
|
}
|
|
|
|
if (!result->numresults) {
|
|
ast_debug(1, "OSP: No more destination\n");
|
|
result->outtimelimit = OSP_DEF_TIMELIMIT;
|
|
OSPPTransactionRecordFailure(result->outhandle, reason);
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NO_ROUTE_TO_DEST);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
while(result->numresults) {
|
|
result->outcallid.len = sizeof(result->outcallid.buf);
|
|
tokenlen = sizeof(token);
|
|
error = OSPPTransactionGetNextDestination(
|
|
result->outhandle,
|
|
reason,
|
|
0,
|
|
NULL,
|
|
NULL,
|
|
&result->outtimelimit,
|
|
&result->outcallid.len,
|
|
result->outcallid.buf,
|
|
sizeof(callednum),
|
|
callednum,
|
|
sizeof(callingnum),
|
|
callingnum,
|
|
sizeof(destination),
|
|
destination,
|
|
0,
|
|
NULL,
|
|
&tokenlen,
|
|
token);
|
|
if (error == OSPC_ERR_NO_ERROR) {
|
|
result->numresults--;
|
|
result->outtimelimit = osp_choose_timelimit(result->intimelimit, result->outtimelimit);
|
|
ast_debug(1, "OSP: outtimelimit '%d'\n", result->outtimelimit);
|
|
ast_debug(1, "OSP: called '%s'\n", callednum);
|
|
ast_debug(1, "OSP: calling '%s'\n", callingnum);
|
|
ast_debug(1, "OSP: destination '%s'\n", destination);
|
|
ast_debug(1, "OSP: token size '%d'\n", tokenlen);
|
|
|
|
if ((res = osp_check_destination(p, callednum, callingnum, destination, tokenlen, token, &reason, result)) > 0) {
|
|
break;
|
|
} else if (!result->numresults) {
|
|
ast_debug(1, "OSP: No more destination\n");
|
|
OSPPTransactionRecordFailure(result->outhandle, reason);
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NO_ROUTE_TO_DEST);
|
|
}
|
|
res = 0;
|
|
break;
|
|
}
|
|
} else {
|
|
ast_debug(1, "OSP: Unable to get route, error '%d'\n", error);
|
|
result->numresults = 0;
|
|
result->outtimelimit = OSP_DEF_TIMELIMIT;
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NORMAL_UNSPECIFIED);
|
|
}
|
|
res = -1;
|
|
break;
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief OSP Lookup Next function
|
|
* \param provider OSP provider name
|
|
* \param cause Asterisk hangup cuase
|
|
* \param result Lookup results, in/output
|
|
* \return 1 Found , 0 No route, -1 Error
|
|
*/
|
|
static int osp_next(
|
|
const char* provider,
|
|
int cause,
|
|
struct osp_result* result)
|
|
{
|
|
int res;
|
|
struct osp_provider* p;
|
|
char callingnum[OSP_NORSTR_SIZE];
|
|
char callednum[OSP_NORSTR_SIZE];
|
|
char destination[OSP_NORSTR_SIZE];
|
|
unsigned int tokenlen;
|
|
char token[OSP_TOKSTR_SIZE];
|
|
enum OSPEFAILREASON reason;
|
|
int error;
|
|
|
|
result->tech[0] = '\0';
|
|
result->dest[0] = '\0';
|
|
result->called[0] = '\0';
|
|
result->calling[0] = '\0';
|
|
result->token[0] = '\0';
|
|
result->networkid[0] = '\0';
|
|
result->outtimelimit = OSP_DEF_TIMELIMIT;
|
|
|
|
if ((res = osp_get_provider(provider, &p)) <= 0) {
|
|
ast_debug(1, "OSP: Unabe to find OSP provider '%s'\n", provider);
|
|
return res;
|
|
}
|
|
|
|
if (result->outhandle == OSP_INVALID_HANDLE) {
|
|
ast_debug(1, "OSP: Transaction handle undefined\n");
|
|
result->numresults = 0;
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NORMAL_UNSPECIFIED);
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
reason = asterisk2osp(cause);
|
|
|
|
if (!result->numresults) {
|
|
ast_debug(1, "OSP: No more destination\n");
|
|
OSPPTransactionRecordFailure(result->outhandle, reason);
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NO_ROUTE_TO_DEST);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
while(result->numresults) {
|
|
result->outcallid.len = sizeof(result->outcallid.buf);
|
|
tokenlen = sizeof(token);
|
|
error = OSPPTransactionGetNextDestination(
|
|
result->outhandle,
|
|
reason,
|
|
0,
|
|
NULL,
|
|
NULL,
|
|
&result->outtimelimit,
|
|
&result->outcallid.len,
|
|
result->outcallid.buf,
|
|
sizeof(callednum),
|
|
callednum,
|
|
sizeof(callingnum),
|
|
callingnum,
|
|
sizeof(destination),
|
|
destination,
|
|
0,
|
|
NULL,
|
|
&tokenlen,
|
|
token);
|
|
if (error == OSPC_ERR_NO_ERROR) {
|
|
result->numresults--;
|
|
result->outtimelimit = osp_choose_timelimit(result->intimelimit, result->outtimelimit);
|
|
ast_debug(1, "OSP: outtimelimit '%d'\n", result->outtimelimit);
|
|
ast_debug(1, "OSP: called '%s'\n", callednum);
|
|
ast_debug(1, "OSP: calling '%s'\n", callingnum);
|
|
ast_debug(1, "OSP: destination '%s'\n", destination);
|
|
ast_debug(1, "OSP: token size '%d'\n", tokenlen);
|
|
|
|
if ((res = osp_check_destination(p, callednum, callingnum, destination, tokenlen, token, &reason, result)) > 0) {
|
|
res = 1;
|
|
break;
|
|
} else if (!result->numresults) {
|
|
ast_debug(1, "OSP: No more destination\n");
|
|
OSPPTransactionRecordFailure(result->outhandle, reason);
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NO_ROUTE_TO_DEST);
|
|
}
|
|
res = 0;
|
|
break;
|
|
}
|
|
} else {
|
|
ast_debug(1, "OSP: Unable to get route, error '%d'\n", error);
|
|
result->token[0] = '\0';
|
|
result->numresults = 0;
|
|
result->outtimelimit = OSP_DEF_TIMELIMIT;
|
|
if (result->inhandle != OSP_INVALID_HANDLE) {
|
|
OSPPTransactionRecordFailure(result->inhandle, OSPC_FAIL_NORMAL_UNSPECIFIED);
|
|
}
|
|
res = -1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief OSP Finish function
|
|
* \param handle OSP in/outbound transaction handle
|
|
* \param recorded If failure reason has been recorded
|
|
* \param cause Asterisk hangup cause
|
|
* \param start Call start time
|
|
* \param connect Call connect time
|
|
* \param end Call end time
|
|
* \param release Who release first, 0 source, 1 destination
|
|
* \return 1 Success, 0 Failed, -1 Error
|
|
*/
|
|
static int osp_finish(
|
|
int handle,
|
|
int recorded,
|
|
int cause,
|
|
time_t start,
|
|
time_t connect,
|
|
time_t end,
|
|
unsigned int release)
|
|
{
|
|
int res;
|
|
enum OSPEFAILREASON reason;
|
|
time_t alert = 0;
|
|
unsigned isPddInfoPresent = 0;
|
|
unsigned pdd = 0;
|
|
unsigned int dummy = 0;
|
|
int error;
|
|
|
|
if (handle == OSP_INVALID_HANDLE) {
|
|
return 0;
|
|
}
|
|
|
|
if (!recorded) {
|
|
reason = asterisk2osp(cause);
|
|
OSPPTransactionRecordFailure(handle, reason);
|
|
}
|
|
|
|
error = OSPPTransactionReportUsage(
|
|
handle,
|
|
difftime(end, connect),
|
|
start,
|
|
end,
|
|
alert,
|
|
connect,
|
|
isPddInfoPresent,
|
|
pdd,
|
|
release,
|
|
(unsigned char*)"",
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
&dummy,
|
|
NULL);
|
|
if (error == OSPC_ERR_NO_ERROR) {
|
|
ast_debug(1, "OSP: Usage reported\n");
|
|
res = 1;
|
|
} else {
|
|
ast_debug(1, "OSP: Unable to report usage, error '%d'\n", error);
|
|
res = -1;
|
|
}
|
|
OSPPTransactionDelete(handle);
|
|
|
|
return res;
|
|
}
|
|
|
|
/* OSP Application APIs */
|
|
|
|
/*!
|
|
* \brief OSP Application OSPAuth
|
|
* \param chan Channel
|
|
* \param data Parameter
|
|
* \return 0 Success, -1 Failed
|
|
*/
|
|
static int ospauth_exec(
|
|
struct ast_channel* chan,
|
|
void* data)
|
|
{
|
|
int res;
|
|
const char* provider = OSP_DEF_PROVIDER;
|
|
struct varshead* headp;
|
|
struct ast_var_t* current;
|
|
const char* source = "";
|
|
const char* token = "";
|
|
int handle;
|
|
unsigned int timelimit;
|
|
char buffer[OSP_INTSTR_SIZE];
|
|
const char* status;
|
|
char* tmp;
|
|
|
|
AST_DECLARE_APP_ARGS(args,
|
|
AST_APP_ARG(provider);
|
|
AST_APP_ARG(options);
|
|
);
|
|
|
|
if (!(tmp = ast_strdupa(data))) {
|
|
ast_log(LOG_ERROR, "Out of memory\n");
|
|
return -1;
|
|
}
|
|
|
|
AST_STANDARD_APP_ARGS(args, tmp);
|
|
|
|
if (!ast_strlen_zero(args.provider)) {
|
|
provider = args.provider;
|
|
}
|
|
ast_debug(1, "OSPAuth: provider '%s'\n", provider);
|
|
|
|
headp = &chan->varshead;
|
|
AST_LIST_TRAVERSE(headp, current, entries) {
|
|
if (!strcasecmp(ast_var_name(current), "OSPPEERIP")) {
|
|
source = ast_var_value(current);
|
|
} else if (!strcasecmp(ast_var_name(current), "OSPINTOKEN")) {
|
|
token = ast_var_value(current);
|
|
}
|
|
}
|
|
|
|
ast_debug(1, "OSPAuth: source '%s'\n", source);
|
|
ast_debug(1, "OSPAuth: token size '%zd'\n", strlen(token));
|
|
|
|
if ((res = osp_auth(provider, &handle, source, chan->cid.cid_num, chan->exten, token, &timelimit)) > 0) {
|
|
status = AST_OSP_SUCCESS;
|
|
} else {
|
|
timelimit = OSP_DEF_TIMELIMIT;
|
|
if (!res) {
|
|
status = AST_OSP_FAILED;
|
|
} else {
|
|
status = AST_OSP_ERROR;
|
|
}
|
|
}
|
|
|
|
snprintf(buffer, sizeof(buffer), "%d", handle);
|
|
pbx_builtin_setvar_helper(chan, "OSPINHANDLE", buffer);
|
|
ast_debug(1, "OSPAuth: OSPINHANDLE '%s'\n", buffer);
|
|
snprintf(buffer, sizeof(buffer), "%d", timelimit);
|
|
pbx_builtin_setvar_helper(chan, "OSPINTIMELIMIT", buffer);
|
|
ast_debug(1, "OSPAuth: OSPINTIMELIMIT '%s'\n", buffer);
|
|
pbx_builtin_setvar_helper(chan, "OSPAUTHSTATUS", status);
|
|
ast_debug(1, "OSPAuth: %s\n", status);
|
|
|
|
if(res <= 0) {
|
|
res = -1;
|
|
} else {
|
|
res = 0;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief OSP Application OSPLookup
|
|
* \param chan Channel
|
|
* \param data Parameter
|
|
* \return 0 Success, -1 Failed
|
|
*/
|
|
static int osplookup_exec(
|
|
struct ast_channel* chan,
|
|
void* data)
|
|
{
|
|
int res, cres;
|
|
const char* provider = OSP_DEF_PROVIDER;
|
|
struct varshead* headp;
|
|
struct ast_var_t* current;
|
|
const char* srcdev = "";
|
|
const char* netid = "";
|
|
char buffer[OSP_TOKSTR_SIZE];
|
|
unsigned int callidtypes = OSP_CALLID_UNDEFINED;
|
|
struct osp_result result;
|
|
const char* status;
|
|
char* tmp;
|
|
|
|
AST_DECLARE_APP_ARGS(args,
|
|
AST_APP_ARG(exten);
|
|
AST_APP_ARG(provider);
|
|
AST_APP_ARG(options);
|
|
);
|
|
|
|
if (ast_strlen_zero(data)) {
|
|
ast_log(LOG_WARNING, "OSPLookup: Arg required, OSPLookup(exten[|provider[|options]])\n");
|
|
return -1;
|
|
}
|
|
|
|
if (!(tmp = ast_strdupa(data))) {
|
|
ast_log(LOG_ERROR, "Out of memory\n");
|
|
return -1;
|
|
}
|
|
|
|
AST_STANDARD_APP_ARGS(args, tmp);
|
|
|
|
ast_debug(1, "OSPLookup: exten '%s'\n", args.exten);
|
|
|
|
if (!ast_strlen_zero(args.provider)) {
|
|
provider = args.provider;
|
|
}
|
|
ast_debug(1, "OSPlookup: provider '%s'\n", provider);
|
|
|
|
if (args.options) {
|
|
if (strchr(args.options, 'h')) {
|
|
callidtypes |= OSP_CALLID_H323;
|
|
}
|
|
if (strchr(args.options, 's')) {
|
|
callidtypes |= OSP_CALLID_SIP;
|
|
}
|
|
if (strchr(args.options, 'i')) {
|
|
callidtypes |= OSP_CALLID_IAX;
|
|
}
|
|
}
|
|
ast_debug(1, "OSPLookup: call id types '%d'\n", callidtypes);
|
|
|
|
result.inhandle = OSP_INVALID_HANDLE;
|
|
result.intimelimit = OSP_DEF_TIMELIMIT;
|
|
|
|
headp = &chan->varshead;
|
|
AST_LIST_TRAVERSE(headp, current, entries) {
|
|
if (!strcasecmp(ast_var_name(current), "OSPINHANDLE")) {
|
|
if (sscanf(ast_var_value(current), "%d", &result.inhandle) != 1) {
|
|
result.inhandle = OSP_INVALID_HANDLE;
|
|
}
|
|
} else if (!strcasecmp(ast_var_name(current), "OSPINTIMELIMIT")) {
|
|
if (sscanf(ast_var_value(current), "%d", &result.intimelimit) != 1) {
|
|
result.intimelimit = OSP_DEF_TIMELIMIT;
|
|
}
|
|
} else if (!strcasecmp(ast_var_name(current), "OSPINNETWORKID")) {
|
|
netid = ast_var_value(current);
|
|
} else if (!strcasecmp(ast_var_name(current), "OSPPEERIP")) {
|
|
srcdev = ast_var_value(current);
|
|
}
|
|
}
|
|
ast_debug(1, "OSPLookup: OSPINHANDLE '%d'\n", result.inhandle);
|
|
ast_debug(1, "OSPLookup: OSPINTIMELIMIT '%d'\n", result.intimelimit);
|
|
ast_debug(1, "OSPLookup: OSPINNETWORKID '%s'\n", netid);
|
|
ast_debug(1, "OSPLookup: source device '%s'\n", srcdev);
|
|
|
|
if ((cres = ast_autoservice_start(chan)) < 0) {
|
|
return -1;
|
|
}
|
|
|
|
if ((res = osp_lookup(provider, srcdev, chan->cid.cid_num, args.exten, callidtypes, &result)) > 0) {
|
|
status = AST_OSP_SUCCESS;
|
|
} else {
|
|
result.tech[0] = '\0';
|
|
result.dest[0] = '\0';
|
|
result.called[0] = '\0';
|
|
result.calling[0] = '\0';
|
|
result.token[0] = '\0';
|
|
result.networkid[0] = '\0';
|
|
result.numresults = 0;
|
|
result.outtimelimit = OSP_DEF_TIMELIMIT;
|
|
result.outcallid.buf[0] = '\0';
|
|
result.outcallid.len = 0;
|
|
if (!res) {
|
|
status = AST_OSP_FAILED;
|
|
} else {
|
|
status = AST_OSP_ERROR;
|
|
}
|
|
}
|
|
|
|
snprintf(buffer, sizeof(buffer), "%d", result.outhandle);
|
|
pbx_builtin_setvar_helper(chan, "OSPOUTHANDLE", buffer);
|
|
ast_debug(1, "OSPLookup: OSPOUTHANDLE '%s'\n", buffer);
|
|
pbx_builtin_setvar_helper(chan, "OSPTECH", result.tech);
|
|
ast_debug(1, "OSPLookup: OSPTECH '%s'\n", result.tech);
|
|
pbx_builtin_setvar_helper(chan, "OSPDEST", result.dest);
|
|
ast_debug(1, "OSPLookup: OSPDEST '%s'\n", result.dest);
|
|
pbx_builtin_setvar_helper(chan, "OSPCALLED", result.called);
|
|
ast_debug(1, "OSPLookup: OSPCALLED '%s'\n", result.called);
|
|
pbx_builtin_setvar_helper(chan, "OSPCALLING", result.calling);
|
|
ast_debug(1, "OSPLookup: OSPCALLING '%s'\n", result.calling);
|
|
pbx_builtin_setvar_helper(chan, "OSPOUTTOKEN", result.token);
|
|
ast_debug(1, "OSPLookup: OSPOUTTOKEN size '%zd'\n", strlen(result.token));
|
|
snprintf(buffer, sizeof(buffer), "%d", result.numresults);
|
|
pbx_builtin_setvar_helper(chan, "OSPRESULTS", buffer);
|
|
ast_debug(1, "OSPLookup: OSPRESULTS '%s'\n", buffer);
|
|
snprintf(buffer, sizeof(buffer), "%d", result.outtimelimit);
|
|
pbx_builtin_setvar_helper(chan, "OSPOUTTIMELIMIT", buffer);
|
|
ast_debug(1, "OSPLookup: OSPOUTTIMELIMIT '%s'\n", buffer);
|
|
snprintf(buffer, sizeof(buffer), "%d", callidtypes);
|
|
pbx_builtin_setvar_helper(chan, "OSPOUTCALLIDTYPES", buffer);
|
|
ast_debug(1, "OSPLookup: OSPOUTCALLIDTYPES '%s'\n", buffer);
|
|
pbx_builtin_setvar_helper(chan, "OSPLOOKUPSTATUS", status);
|
|
ast_debug(1, "OSPLookup: %s\n", status);
|
|
|
|
if (!strcasecmp(result.tech, OSP_TECH_H323)) {
|
|
if ((callidtypes & OSP_CALLID_H323) && (result.outcallid.len != 0)) {
|
|
osp_uuid2str(result.outcallid.buf, buffer, sizeof(buffer));
|
|
} else {
|
|
buffer[0] = '\0';
|
|
}
|
|
pbx_builtin_setvar_helper(chan, "OSPOUTCALLID", buffer);
|
|
snprintf(buffer, sizeof(buffer), "%s/%s@%s", result.tech, result.called, result.dest);
|
|
pbx_builtin_setvar_helper(chan, "OSPDIALSTR", buffer);
|
|
} else if (!strcasecmp(result.tech, OSP_TECH_SIP)) {
|
|
snprintf(buffer, sizeof(buffer), "%s/%s@%s", result.tech, result.called, result.dest);
|
|
pbx_builtin_setvar_helper(chan, "OSPDIALSTR", buffer);
|
|
if (!ast_strlen_zero(result.token)) {
|
|
snprintf(buffer, sizeof(buffer), "%s%s", OSP_SIP_HEADER, result.token);
|
|
pbx_builtin_setvar_helper(chan, "_SIPADDHEADER", buffer);
|
|
ast_debug(1, "OSPLookup: SIPADDHEADER size '%zd'\n", strlen(buffer));
|
|
}
|
|
} else if (!strcasecmp(result.tech, OSP_TECH_IAX)) {
|
|
snprintf(buffer, sizeof(buffer), "%s/%s/%s", result.tech, result.dest, result.called);
|
|
pbx_builtin_setvar_helper(chan, "OSPDIALSTR", buffer);
|
|
}
|
|
|
|
if ((cres = ast_autoservice_stop(chan)) < 0) {
|
|
return -1;
|
|
}
|
|
|
|
if(res <= 0) {
|
|
res = -1;
|
|
} else {
|
|
res = 0;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief OSP Application OSPNext
|
|
* \param chan Channel
|
|
* \param data Parameter
|
|
* \return 0 Success, -1 Failed
|
|
*/
|
|
static int ospnext_exec(
|
|
struct ast_channel* chan,
|
|
void* data)
|
|
{
|
|
int res;
|
|
const char* provider = OSP_DEF_PROVIDER;
|
|
int cause = 0;
|
|
struct varshead* headp;
|
|
struct ast_var_t* current;
|
|
struct osp_result result;
|
|
char buffer[OSP_TOKSTR_SIZE];
|
|
unsigned int callidtypes = OSP_CALLID_UNDEFINED;
|
|
const char* status;
|
|
char* tmp;
|
|
|
|
AST_DECLARE_APP_ARGS(args,
|
|
AST_APP_ARG(cause);
|
|
AST_APP_ARG(provider);
|
|
AST_APP_ARG(options);
|
|
);
|
|
|
|
if (ast_strlen_zero(data)) {
|
|
ast_log(LOG_WARNING, "OSPNext: Arg required, OSPNext(cause[|provider[|options]])\n");
|
|
return -1;
|
|
}
|
|
|
|
if (!(tmp = ast_strdupa(data))) {
|
|
ast_log(LOG_ERROR, "Out of memory\n");
|
|
return -1;
|
|
}
|
|
|
|
AST_STANDARD_APP_ARGS(args, tmp);
|
|
|
|
if (!ast_strlen_zero(args.cause) && sscanf(args.cause, "%d", &cause) != 1) {
|
|
cause = 0;
|
|
}
|
|
ast_debug(1, "OSPNext: cause '%d'\n", cause);
|
|
|
|
if (!ast_strlen_zero(args.provider)) {
|
|
provider = args.provider;
|
|
}
|
|
ast_debug(1, "OSPlookup: provider '%s'\n", provider);
|
|
|
|
result.inhandle = OSP_INVALID_HANDLE;
|
|
result.outhandle = OSP_INVALID_HANDLE;
|
|
result.intimelimit = OSP_DEF_TIMELIMIT;
|
|
result.numresults = 0;
|
|
|
|
headp = &chan->varshead;
|
|
AST_LIST_TRAVERSE(headp, current, entries) {
|
|
if (!strcasecmp(ast_var_name(current), "OSPINHANDLE")) {
|
|
if (sscanf(ast_var_value(current), "%d", &result.inhandle) != 1) {
|
|
result.inhandle = OSP_INVALID_HANDLE;
|
|
}
|
|
} else if (!strcasecmp(ast_var_name(current), "OSPOUTHANDLE")) {
|
|
if (sscanf(ast_var_value(current), "%d", &result.outhandle) != 1) {
|
|
result.outhandle = OSP_INVALID_HANDLE;
|
|
}
|
|
} else if (!strcasecmp(ast_var_name(current), "OSPINTIMELIMIT")) {
|
|
if (sscanf(ast_var_value(current), "%d", &result.intimelimit) != 1) {
|
|
result.intimelimit = OSP_DEF_TIMELIMIT;
|
|
}
|
|
} else if (!strcasecmp(ast_var_name(current), "OSPOUTCALLIDTYPES")) {
|
|
if (sscanf(ast_var_value(current), "%d", &callidtypes) != 1) {
|
|
callidtypes = OSP_CALLID_UNDEFINED;
|
|
}
|
|
} else if (!strcasecmp(ast_var_name(current), "OSPRESULTS")) {
|
|
if (sscanf(ast_var_value(current), "%d", &result.numresults) != 1) {
|
|
result.numresults = 0;
|
|
}
|
|
}
|
|
}
|
|
ast_debug(1, "OSPNext: OSPINHANDLE '%d'\n", result.inhandle);
|
|
ast_debug(1, "OSPNext: OSPOUTHANDLE '%d'\n", result.outhandle);
|
|
ast_debug(1, "OSPNext: OSPINTIMELIMIT '%d'\n", result.intimelimit);
|
|
ast_debug(1, "OSPNext: OSPOUTCALLIDTYPES '%d'\n", callidtypes);
|
|
ast_debug(1, "OSPNext: OSPRESULTS '%d'\n", result.numresults);
|
|
|
|
if ((res = osp_next(provider, cause, &result)) > 0) {
|
|
status = AST_OSP_SUCCESS;
|
|
} else {
|
|
result.tech[0] = '\0';
|
|
result.dest[0] = '\0';
|
|
result.called[0] = '\0';
|
|
result.calling[0] = '\0';
|
|
result.token[0] = '\0';
|
|
result.networkid[0] = '\0';
|
|
result.numresults = 0;
|
|
result.outtimelimit = OSP_DEF_TIMELIMIT;
|
|
result.outcallid.buf[0] = '\0';
|
|
result.outcallid.len = 0;
|
|
if (!res) {
|
|
status = AST_OSP_FAILED;
|
|
} else {
|
|
status = AST_OSP_ERROR;
|
|
}
|
|
}
|
|
|
|
pbx_builtin_setvar_helper(chan, "OSPTECH", result.tech);
|
|
ast_debug(1, "OSPNext: OSPTECH '%s'\n", result.tech);
|
|
pbx_builtin_setvar_helper(chan, "OSPDEST", result.dest);
|
|
ast_debug(1, "OSPNext: OSPDEST '%s'\n", result.dest);
|
|
pbx_builtin_setvar_helper(chan, "OSPCALLED", result.called);
|
|
ast_debug(1, "OSPNext: OSPCALLED'%s'\n", result.called);
|
|
pbx_builtin_setvar_helper(chan, "OSPCALLING", result.calling);
|
|
ast_debug(1, "OSPNext: OSPCALLING '%s'\n", result.calling);
|
|
pbx_builtin_setvar_helper(chan, "OSPOUTTOKEN", result.token);
|
|
ast_debug(1, "OSPNext: OSPOUTTOKEN size '%zd'\n", strlen(result.token));
|
|
snprintf(buffer, sizeof(buffer), "%d", result.numresults);
|
|
pbx_builtin_setvar_helper(chan, "OSPRESULTS", buffer);
|
|
ast_debug(1, "OSPNext: OSPRESULTS '%s'\n", buffer);
|
|
snprintf(buffer, sizeof(buffer), "%d", result.outtimelimit);
|
|
pbx_builtin_setvar_helper(chan, "OSPOUTTIMELIMIT", buffer);
|
|
ast_debug(1, "OSPNext: OSPOUTTIMELIMIT '%s'\n", buffer);
|
|
pbx_builtin_setvar_helper(chan, "OSPNEXTSTATUS", status);
|
|
ast_debug(1, "OSPNext: %s\n", status);
|
|
|
|
if (!strcasecmp(result.tech, OSP_TECH_H323)) {
|
|
if ((callidtypes & OSP_CALLID_H323) && (result.outcallid.len != 0)) {
|
|
osp_uuid2str(result.outcallid.buf, buffer, sizeof(buffer));
|
|
} else {
|
|
buffer[0] = '\0';
|
|
}
|
|
pbx_builtin_setvar_helper(chan, "OSPOUTCALLID", buffer);
|
|
snprintf(buffer, sizeof(buffer), "%s/%s@%s", result.tech, result.called, result.dest);
|
|
pbx_builtin_setvar_helper(chan, "OSPDIALSTR", buffer);
|
|
} else if (!strcasecmp(result.tech, OSP_TECH_SIP)) {
|
|
snprintf(buffer, sizeof(buffer), "%s/%s@%s", result.tech, result.called, result.dest);
|
|
pbx_builtin_setvar_helper(chan, "OSPDIALSTR", buffer);
|
|
if (!ast_strlen_zero(result.token)) {
|
|
snprintf(buffer, sizeof(buffer), "%s%s", OSP_SIP_HEADER, result.token);
|
|
pbx_builtin_setvar_helper(chan, "_SIPADDHEADER", buffer);
|
|
ast_debug(1, "OSPLookup: SIPADDHEADER size '%zd'\n", strlen(buffer));
|
|
}
|
|
} else if (!strcasecmp(result.tech, OSP_TECH_IAX)) {
|
|
snprintf(buffer, sizeof(buffer), "%s/%s/%s", result.tech, result.dest, result.called);
|
|
pbx_builtin_setvar_helper(chan, "OSPDIALSTR", buffer);
|
|
}
|
|
|
|
if(res <= 0) {
|
|
res = -1;
|
|
} else {
|
|
res = 0;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*!
|
|
* \brief OSP Application OSPFinish
|
|
* \param chan Channel
|
|
* \param data Parameter
|
|
* \return 0 Success, -1 Failed
|
|
*/
|
|
static int ospfinished_exec(
|
|
struct ast_channel* chan,
|
|
void* data)
|
|
{
|
|
int res = 1;
|
|
int cause = 0;
|
|
struct varshead* headp;
|
|
struct ast_var_t* current;
|
|
int inhandle = OSP_INVALID_HANDLE;
|
|
int outhandle = OSP_INVALID_HANDLE;
|
|
int recorded = 0;
|
|
time_t start, connect, end;
|
|
unsigned int release;
|
|
char buffer[OSP_INTSTR_SIZE];
|
|
const char* status;
|
|
char* tmp;
|
|
|
|
AST_DECLARE_APP_ARGS(args,
|
|
AST_APP_ARG(cause);
|
|
AST_APP_ARG(options);
|
|
);
|
|
|
|
if (!(tmp = ast_strdupa(data))) {
|
|
ast_log(LOG_ERROR, "Out of memory\n");
|
|
return -1;
|
|
}
|
|
|
|
AST_STANDARD_APP_ARGS(args, tmp);
|
|
|
|
headp = &chan->varshead;
|
|
AST_LIST_TRAVERSE(headp, current, entries) {
|
|
if (!strcasecmp(ast_var_name(current), "OSPINHANDLE")) {
|
|
if (sscanf(ast_var_value(current), "%d", &inhandle) != 1) {
|
|
inhandle = OSP_INVALID_HANDLE;
|
|
}
|
|
} else if (!strcasecmp(ast_var_name(current), "OSPOUTHANDLE")) {
|
|
if (sscanf(ast_var_value(current), "%d", &outhandle) != 1) {
|
|
outhandle = OSP_INVALID_HANDLE;
|
|
}
|
|
} else if (!recorded &&
|
|
(!strcasecmp(ast_var_name(current), "OSPAUTHSTATUS") ||
|
|
!strcasecmp(ast_var_name(current), "OSPLOOKUPSTATUS") ||
|
|
!strcasecmp(ast_var_name(current), "OSPNEXTSTATUS")))
|
|
{
|
|
if (strcasecmp(ast_var_value(current), AST_OSP_SUCCESS)) {
|
|
recorded = 1;
|
|
}
|
|
}
|
|
}
|
|
ast_debug(1, "OSPFinish: OSPINHANDLE '%d'\n", inhandle);
|
|
ast_debug(1, "OSPFinish: OSPOUTHANDLE '%d'\n", outhandle);
|
|
ast_debug(1, "OSPFinish: recorded '%d'\n", recorded);
|
|
|
|
if (!ast_strlen_zero(args.cause) && sscanf(args.cause, "%d", &cause) != 1) {
|
|
cause = 0;
|
|
}
|
|
ast_debug(1, "OSPFinish: cause '%d'\n", cause);
|
|
|
|
if (chan->cdr) {
|
|
start = chan->cdr->start.tv_sec;
|
|
connect = chan->cdr->answer.tv_sec;
|
|
if (connect) {
|
|
end = time(NULL);
|
|
} else {
|
|
end = connect;
|
|
}
|
|
} else {
|
|
start = 0;
|
|
connect = 0;
|
|
end = 0;
|
|
}
|
|
ast_debug(1, "OSPFinish: start '%ld'\n", start);
|
|
ast_debug(1, "OSPFinish: connect '%ld'\n", connect);
|
|
ast_debug(1, "OSPFinish: end '%ld'\n", end);
|
|
|
|
release = ast_check_hangup(chan) ? 0 : 1;
|
|
|
|
if (osp_finish(outhandle, recorded, cause, start, connect, end, release) <= 0) {
|
|
ast_debug(1, "OSPFinish: Unable to report usage for outbound call\n");
|
|
}
|
|
switch (cause) {
|
|
case AST_CAUSE_NORMAL_CLEARING:
|
|
break;
|
|
default:
|
|
cause = AST_CAUSE_NO_ROUTE_DESTINATION;
|
|
break;
|
|
}
|
|
if (osp_finish(inhandle, recorded, cause, start, connect, end, release) <= 0) {
|
|
ast_debug(1, "OSPFinish: Unable to report usage for inbound call\n");
|
|
}
|
|
snprintf(buffer, sizeof(buffer), "%d", OSP_INVALID_HANDLE);
|
|
pbx_builtin_setvar_helper(chan, "OSPOUTHANDLE", buffer);
|
|
pbx_builtin_setvar_helper(chan, "OSPINHANDLE", buffer);
|
|
|
|
if (res > 0) {
|
|
status = AST_OSP_SUCCESS;
|
|
} else if (!res) {
|
|
status = AST_OSP_FAILED;
|
|
} else {
|
|
status = AST_OSP_ERROR;
|
|
}
|
|
pbx_builtin_setvar_helper(chan, "OSPFINISHSTATUS", status);
|
|
|
|
if(!res) {
|
|
res = -1;
|
|
} else {
|
|
res = 0;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/* OSP Module APIs */
|
|
|
|
static int osp_unload(void);
|
|
static int osp_load(int reload)
|
|
{
|
|
const char* t;
|
|
unsigned int v;
|
|
struct ast_config* cfg;
|
|
struct ast_flags config_flags = { reload ? CONFIG_FLAG_FILEUNCHANGED : 0 };
|
|
int error = OSPC_ERR_NO_ERROR;
|
|
|
|
if ((cfg = ast_config_load(OSP_CONFIG_FILE, config_flags)) == CONFIG_STATUS_FILEUNCHANGED)
|
|
return 0;
|
|
|
|
if (cfg) {
|
|
if (reload)
|
|
osp_unload();
|
|
|
|
t = ast_variable_retrieve(cfg, OSP_GENERAL_CAT, "accelerate");
|
|
if (t && ast_true(t)) {
|
|
if ((error = OSPPInit(1)) != OSPC_ERR_NO_ERROR) {
|
|
ast_log(LOG_WARNING, "OSP: Unable to enable hardware accelleration\n");
|
|
OSPPInit(0);
|
|
} else {
|
|
osp_hardware = 1;
|
|
}
|
|
} else {
|
|
OSPPInit(0);
|
|
}
|
|
ast_debug(1, "OSP: osp_hardware '%d'\n", osp_hardware);
|
|
|
|
t = ast_variable_retrieve(cfg, OSP_GENERAL_CAT, "tokenformat");
|
|
if (t) {
|
|
if ((sscanf(t, "%d", &v) == 1) &&
|
|
((v == TOKEN_ALGO_SIGNED) || (v == TOKEN_ALGO_UNSIGNED) || (v == TOKEN_ALGO_BOTH)))
|
|
{
|
|
osp_tokenformat = v;
|
|
} else {
|
|
ast_log(LOG_WARNING, "tokenformat should be an integer from %d, %d or %d, not '%s'\n",
|
|
TOKEN_ALGO_SIGNED, TOKEN_ALGO_UNSIGNED, TOKEN_ALGO_BOTH, t);
|
|
}
|
|
}
|
|
ast_debug(1, "OSP: osp_tokenformat '%d'\n", osp_tokenformat);
|
|
|
|
t = ast_category_browse(cfg, NULL);
|
|
while(t) {
|
|
if (strcasecmp(t, OSP_GENERAL_CAT)) {
|
|
osp_create_provider(cfg, t);
|
|
}
|
|
t = ast_category_browse(cfg, t);
|
|
}
|
|
|
|
osp_initialized = 1;
|
|
|
|
ast_config_destroy(cfg);
|
|
} else {
|
|
ast_log(LOG_WARNING, "OSP: Unable to find configuration. OSP support disabled\n");
|
|
return 0;
|
|
}
|
|
ast_debug(1, "OSP: osp_initialized '%d'\n", osp_initialized);
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int osp_unload(void)
|
|
{
|
|
struct osp_provider* p;
|
|
struct osp_provider* next;
|
|
|
|
if (osp_initialized) {
|
|
ast_mutex_lock(&osplock);
|
|
p = ospproviders;
|
|
while(p) {
|
|
next = p->next;
|
|
OSPPProviderDelete(p->handle, 0);
|
|
ast_free(p);
|
|
p = next;
|
|
}
|
|
ospproviders = NULL;
|
|
ast_mutex_unlock(&osplock);
|
|
|
|
OSPPCleanup();
|
|
|
|
osp_tokenformat = TOKEN_ALGO_SIGNED;
|
|
osp_hardware = 0;
|
|
osp_initialized = 0;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static char *handle_cli_osp_show(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
|
|
{
|
|
int i;
|
|
int found = 0;
|
|
struct osp_provider* p;
|
|
const char* provider = NULL;
|
|
const char* tokenalgo;
|
|
|
|
switch (cmd) {
|
|
case CLI_INIT:
|
|
e->command = "osp show";
|
|
e->usage =
|
|
"Usage: osp show\n"
|
|
" Displays information on Open Settlement Protocol support\n";
|
|
return NULL;
|
|
case CLI_GENERATE:
|
|
return NULL;
|
|
}
|
|
|
|
if ((a->argc < 2) || (a->argc > 3))
|
|
return CLI_SHOWUSAGE;
|
|
if (a->argc > 2)
|
|
provider = a->argv[2];
|
|
if (!provider) {
|
|
switch (osp_tokenformat) {
|
|
case TOKEN_ALGO_BOTH:
|
|
tokenalgo = "Both";
|
|
break;
|
|
case TOKEN_ALGO_UNSIGNED:
|
|
tokenalgo = "Unsigned";
|
|
break;
|
|
case TOKEN_ALGO_SIGNED:
|
|
default:
|
|
tokenalgo = "Signed";
|
|
break;
|
|
}
|
|
ast_cli(a->fd, "OSP: %s %s %s\n",
|
|
osp_initialized ? "Initialized" : "Uninitialized", osp_hardware ? "Accelerated" : "Normal", tokenalgo);
|
|
}
|
|
|
|
ast_mutex_lock(&osplock);
|
|
p = ospproviders;
|
|
while(p) {
|
|
if (!provider || !strcasecmp(p->name, provider)) {
|
|
if (found) {
|
|
ast_cli(a->fd, "\n");
|
|
}
|
|
ast_cli(a->fd, " == OSP Provider '%s' == \n", p->name);
|
|
ast_cli(a->fd, "Local Private Key: %s\n", p->privatekey);
|
|
ast_cli(a->fd, "Local Certificate: %s\n", p->localcert);
|
|
for (i = 0; i < p->cacount; i++) {
|
|
ast_cli(a->fd, "CA Certificate %d: %s\n", i + 1, p->cacerts[i]);
|
|
}
|
|
for (i = 0; i < p->spcount; i++) {
|
|
ast_cli(a->fd, "Service Point %d: %s\n", i + 1, p->srvpoints[i]);
|
|
}
|
|
ast_cli(a->fd, "Max Connections: %d\n", p->maxconnections);
|
|
ast_cli(a->fd, "Retry Delay: %d seconds\n", p->retrydelay);
|
|
ast_cli(a->fd, "Retry Limit: %d\n", p->retrylimit);
|
|
ast_cli(a->fd, "Timeout: %d milliseconds\n", p->timeout);
|
|
ast_cli(a->fd, "Source: %s\n", strlen(p->source) ? p->source : "<unspecified>");
|
|
ast_cli(a->fd, "Auth Policy %d\n", p->authpolicy);
|
|
ast_cli(a->fd, "Default protocol %s\n", p->defaultprotocol);
|
|
ast_cli(a->fd, "OSP Handle: %d\n", p->handle);
|
|
found++;
|
|
}
|
|
p = p->next;
|
|
}
|
|
ast_mutex_unlock(&osplock);
|
|
|
|
if (!found) {
|
|
if (provider) {
|
|
ast_cli(a->fd, "Unable to find OSP provider '%s'\n", provider);
|
|
} else {
|
|
ast_cli(a->fd, "No OSP providers configured\n");
|
|
}
|
|
}
|
|
return CLI_SUCCESS;
|
|
}
|
|
|
|
static const char* app1= "OSPAuth";
|
|
static const char* synopsis1 = "OSP authentication";
|
|
static const char* descrip1 =
|
|
" OSPAuth([provider[|options]]): Authenticate a SIP INVITE by OSP and sets\n"
|
|
"the variables:\n"
|
|
" ${OSPINHANDLE}: The inbound call transaction handle\n"
|
|
" ${OSPINTIMELIMIT}: The inbound call duration limit in seconds\n"
|
|
"\n"
|
|
"This application sets the following channel variable upon completion:\n"
|
|
" OSPAUTHSTATUS The status of the OSP Auth attempt as a text string, one of\n"
|
|
" SUCCESS | FAILED | ERROR\n";
|
|
|
|
static const char* app2= "OSPLookup";
|
|
static const char* synopsis2 = "Lookup destination by OSP";
|
|
static const char* descrip2 =
|
|
" OSPLookup(exten[|provider[|options]]): Looks up an extension via OSP and sets\n"
|
|
"the variables, where 'n' is the number of the result beginning with 1:\n"
|
|
" ${OSPOUTHANDLE}: The OSP Handle for anything remaining\n"
|
|
" ${OSPTECH}: The technology to use for the call\n"
|
|
" ${OSPDEST}: The destination to use for the call\n"
|
|
" ${OSPCALLED}: The called number to use for the call\n"
|
|
" ${OSPCALLING}: The calling number to use for the call\n"
|
|
" ${OSPDIALSTR}: The dial command string\n"
|
|
" ${OSPOUTTOKEN}: The actual OSP token as a string\n"
|
|
" ${OSPOUTTIMELIMIT}: The outbound call duration limit in seconds\n"
|
|
" ${OSPOUTCALLIDTYPES}: The outbound call id types\n"
|
|
" ${OSPOUTCALLID}: The outbound call id\n"
|
|
" ${OSPRESULTS}: The number of OSP results total remaining\n"
|
|
"\n"
|
|
"The option string may contain the following character:\n"
|
|
" 'h' -- generate H323 call id for the outbound call\n"
|
|
" 's' -- generate SIP call id for the outbound call. Have not been implemented\n"
|
|
" 'i' -- generate IAX call id for the outbound call. Have not been implemented\n"
|
|
"This application sets the following channel variable upon completion:\n"
|
|
" OSPLOOKUPSTATUS The status of the OSP Lookup attempt as a text string, one of\n"
|
|
" SUCCESS | FAILED | ERROR\n";
|
|
|
|
static const char* app3 = "OSPNext";
|
|
static const char* synopsis3 = "Lookup next destination by OSP";
|
|
static const char* descrip3 =
|
|
" OSPNext(cause[|provider[|options]]): Looks up the next OSP Destination for ${OSPOUTHANDLE}\n"
|
|
"See OSPLookup for more information\n"
|
|
"\n"
|
|
"This application sets the following channel variable upon completion:\n"
|
|
" OSPNEXTSTATUS The status of the OSP Next attempt as a text string, one of\n"
|
|
" SUCCESS | FAILED | ERROR\n";
|
|
|
|
static const char* app4 = "OSPFinish";
|
|
static const char* synopsis4 = "Record OSP entry";
|
|
static const char* descrip4 =
|
|
" OSPFinish([status[|options]]): Records call state for ${OSPINHANDLE}, according to\n"
|
|
"status, which should be one of BUSY, CONGESTION, ANSWER, NOANSWER, or CHANUNAVAIL\n"
|
|
"or coincidentally, just what the Dial application stores in its ${DIALSTATUS}.\n"
|
|
"\n"
|
|
"This application sets the following channel variable upon completion:\n"
|
|
" OSPFINISHSTATUS The status of the OSP Finish attempt as a text string, one of\n"
|
|
" SUCCESS | FAILED | ERROR \n";
|
|
|
|
static struct ast_cli_entry cli_osp[] = {
|
|
AST_CLI_DEFINE(handle_cli_osp_show, "Displays OSF information")
|
|
};
|
|
|
|
static int load_module(void)
|
|
{
|
|
int res;
|
|
|
|
if (!osp_load(0))
|
|
return AST_MODULE_LOAD_DECLINE;
|
|
|
|
ast_cli_register_multiple(cli_osp, sizeof(cli_osp) / sizeof(struct ast_cli_entry));
|
|
res = ast_register_application(app1, ospauth_exec, synopsis1, descrip1);
|
|
res |= ast_register_application(app2, osplookup_exec, synopsis2, descrip2);
|
|
res |= ast_register_application(app3, ospnext_exec, synopsis3, descrip3);
|
|
res |= ast_register_application(app4, ospfinished_exec, synopsis4, descrip4);
|
|
|
|
return res;
|
|
}
|
|
|
|
static int unload_module(void)
|
|
{
|
|
int res;
|
|
|
|
res = ast_unregister_application(app4);
|
|
res |= ast_unregister_application(app3);
|
|
res |= ast_unregister_application(app2);
|
|
res |= ast_unregister_application(app1);
|
|
ast_cli_unregister_multiple(cli_osp, sizeof(cli_osp) / sizeof(struct ast_cli_entry));
|
|
osp_unload();
|
|
|
|
return res;
|
|
}
|
|
|
|
static int reload(void)
|
|
{
|
|
osp_load(1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Open Settlement Protocol Applications",
|
|
.load = load_module,
|
|
.unload = unload_module,
|
|
.reload = reload,
|
|
);
|