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Merge "res_pjsip: Fix issues that prevented shutdown of modules." into 14

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14
Jenkins2 8 years ago committed by Gerrit Code Review
parent 521c73955b cf474bf57a
commit 1c3345ac3f
6 changed files with 183 additions and 88 deletions
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7
include/asterisk/res_pjsip_session.h
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@ -543,6 +543,13 @@ int ast_sip_session_register_supplement(struct ast_sip_session_supplement *suppl
*/
void ast_sip_session_unregister_supplement(struct ast_sip_session_supplement *supplement);
/*!
* \brief Add supplements to a SIP session
*
* \param session The session to initialize
*/
int ast_sip_session_add_supplements(struct ast_sip_session *session);
/*!
* \brief Alternative for ast_datastore_alloc()
*

23
res/res_pjsip.c
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@ -3476,7 +3476,7 @@ int ast_sip_create_request(const char *method, struct pjsip_dialog *dlg,
AST_RWLIST_HEAD_STATIC(supplements, ast_sip_supplement);
int ast_sip_register_supplement(struct ast_sip_supplement *supplement)
void internal_sip_register_supplement(struct ast_sip_supplement *supplement)
{
struct ast_sip_supplement *iter;
int inserted = 0;
@ -3494,22 +3494,39 @@ int ast_sip_register_supplement(struct ast_sip_supplement *supplement)
if (!inserted) {
AST_RWLIST_INSERT_TAIL(&supplements, supplement, next);
}
}
int ast_sip_register_supplement(struct ast_sip_supplement *supplement)
{
internal_sip_register_supplement(supplement);
ast_module_ref(ast_module_info->self);
return 0;
}
void ast_sip_unregister_supplement(struct ast_sip_supplement *supplement)
int internal_sip_unregister_supplement(struct ast_sip_supplement *supplement)
{
struct ast_sip_supplement *iter;
SCOPED_LOCK(lock, &supplements, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
int res = -1;
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&supplements, iter, next) {
if (supplement == iter) {
AST_RWLIST_REMOVE_CURRENT(next);
ast_module_unref(ast_module_info->self);
res = 0;
break;
}
}
AST_RWLIST_TRAVERSE_SAFE_END;
return res;
}
void ast_sip_unregister_supplement(struct ast_sip_supplement *supplement)
{
if (!internal_sip_unregister_supplement(supplement)) {
ast_module_unref(ast_module_info->self);
}
}
static int send_in_dialog_request(pjsip_tx_data *tdata, struct pjsip_dialog *dlg)

26
res/res_pjsip/include/res_pjsip_private.h
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@ -326,6 +326,18 @@ int internal_sip_register_service(pjsip_module *module);
*/
int internal_sip_unregister_service(pjsip_module *module);
/*!
* \internal
* \brief Used by res_pjsip.so to register a supplement without adding a self reference
*/
void internal_sip_register_supplement(struct ast_sip_supplement *supplement);
/*!
* \internal
* \brief Used by res_pjsip.so to unregister a supplement without removing a self reference
*/
int internal_sip_unregister_supplement(struct ast_sip_supplement *supplement);
/*!
* \internal
* \brief Used by res_pjsip.so to register an endpoint formatter without adding a self reference
@ -338,6 +350,20 @@ void internal_sip_register_endpoint_formatter(struct ast_sip_endpoint_formatter
*/
int internal_sip_unregister_endpoint_formatter(struct ast_sip_endpoint_formatter *obj);
struct ast_sip_session_supplement;
/*!
* \internal
* \brief Used by res_pjsip.so to register a session supplement without adding a self reference
*/
void internal_sip_session_register_supplement(struct ast_sip_session_supplement *supplement);
/*!
* \internal
* \brief Used by res_pjsip.so to unregister a session supplement without removing a self reference
*/
int internal_sip_session_unregister_supplement(struct ast_sip_session_supplement *supplement);
/*!
* \internal
* \brief Finds or creates contact_status for a contact

24
res/res_pjsip/pjsip_message_filter.c
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@ -505,32 +505,24 @@ static pj_bool_t filter_on_rx_message(pjsip_rx_data *rdata)
void ast_res_pjsip_cleanup_message_filter(void)
{
ast_sip_unregister_service(&filter_module_tsx);
ast_sip_unregister_service(&filter_module_transport);
ast_sip_unregister_supplement(&filter_supplement);
ast_sip_session_unregister_supplement(&filter_session_supplement);
internal_sip_unregister_service(&filter_module_tsx);
internal_sip_unregister_service(&filter_module_transport);
internal_sip_unregister_supplement(&filter_supplement);
internal_sip_session_unregister_supplement(&filter_session_supplement);
}
int ast_res_pjsip_init_message_filter(void)
{
if (ast_sip_session_register_supplement(&filter_session_supplement)) {
ast_log(LOG_ERROR, "Could not register message filter session supplement for outgoing requests\n");
return -1;
}
if (ast_sip_register_supplement(&filter_supplement)) {
ast_log(LOG_ERROR, "Could not register message filter supplement for outgoing requests\n");
ast_res_pjsip_cleanup_message_filter();
return -1;
}
internal_sip_session_register_supplement(&filter_session_supplement);
internal_sip_register_supplement(&filter_supplement);
if (ast_sip_register_service(&filter_module_transport)) {
if (internal_sip_register_service(&filter_module_transport)) {
ast_log(LOG_ERROR, "Could not register message filter module for incoming and outgoing requests\n");
ast_res_pjsip_cleanup_message_filter();
return -1;
}
if (ast_sip_register_service(&filter_module_tsx)) {
if (internal_sip_register_service(&filter_module_tsx)) {
ast_log(LOG_ERROR, "Could not register message filter module for incoming and outgoing requests\n");
ast_res_pjsip_cleanup_message_filter();
return -1;

121
res/res_pjsip/pjsip_session.c
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@ -0,0 +1,121 @@
/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2017, CFWare, LLC
*
* Corey Farrell <git@cfware.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.
*/
#include "asterisk.h"
#include <pjsip.h>
#include <pjsip_ua.h>
#include <pjlib.h>
#include "asterisk/res_pjsip.h"
#include "asterisk/res_pjsip_session.h"
#include "include/res_pjsip_private.h"
#include "asterisk/linkedlists.h"
#include "asterisk/lock.h"
#include "asterisk/module.h"
AST_RWLIST_HEAD_STATIC(session_supplements, ast_sip_session_supplement);
void internal_sip_session_register_supplement(struct ast_sip_session_supplement *supplement)
{
struct ast_sip_session_supplement *iter;
int inserted = 0;
SCOPED_LOCK(lock, &session_supplements, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
if (!supplement->response_priority) {
supplement->response_priority = AST_SIP_SESSION_BEFORE_MEDIA;
}
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&session_supplements, iter, next) {
if (iter->priority > supplement->priority) {
AST_RWLIST_INSERT_BEFORE_CURRENT(supplement, next);
inserted = 1;
break;
}
}
AST_RWLIST_TRAVERSE_SAFE_END;
if (!inserted) {
AST_RWLIST_INSERT_TAIL(&session_supplements, supplement, next);
}
}
int ast_sip_session_register_supplement(struct ast_sip_session_supplement *supplement)
{
internal_sip_session_register_supplement(supplement);
ast_module_ref(AST_MODULE_SELF);
return 0;
}
int internal_sip_session_unregister_supplement(struct ast_sip_session_supplement *supplement)
{
struct ast_sip_session_supplement *iter;
int res = -1;
SCOPED_LOCK(lock, &session_supplements, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&session_supplements, iter, next) {
if (supplement == iter) {
AST_RWLIST_REMOVE_CURRENT(next);
res = 0;
break;
}
}
AST_RWLIST_TRAVERSE_SAFE_END;
return res;
}
void ast_sip_session_unregister_supplement(struct ast_sip_session_supplement *supplement)
{
if (!internal_sip_session_unregister_supplement(supplement)) {
ast_module_unref(AST_MODULE_SELF);
}
}
static struct ast_sip_session_supplement *supplement_dup(const struct ast_sip_session_supplement *src)
{
struct ast_sip_session_supplement *dst = ast_calloc(1, sizeof(*dst));
if (!dst) {
return NULL;
}
/* Will need to revisit if shallow copy becomes an issue */
*dst = *src;
return dst;
}
int ast_sip_session_add_supplements(struct ast_sip_session *session)
{
struct ast_sip_session_supplement *iter;
SCOPED_LOCK(lock, &session_supplements, AST_RWLIST_RDLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_TRAVERSE(&session_supplements, iter, next) {
struct ast_sip_session_supplement *copy = supplement_dup(iter);
if (!copy) {
return -1;
}
AST_LIST_INSERT_TAIL(&session->supplements, copy, next);
}
return 0;
}

70
res/res_pjsip_session.c
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@ -396,59 +396,6 @@ static int handle_negotiated_sdp(struct ast_sip_session *session, const pjmedia_
return -1;
}
AST_RWLIST_HEAD_STATIC(session_supplements, ast_sip_session_supplement);
int ast_sip_session_register_supplement(struct ast_sip_session_supplement *supplement)
{
struct ast_sip_session_supplement *iter;
int inserted = 0;
SCOPED_LOCK(lock, &session_supplements, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
if (!supplement->response_priority) {
supplement->response_priority = AST_SIP_SESSION_BEFORE_MEDIA;
}
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&session_supplements, iter, next) {
if (iter->priority > supplement->priority) {
AST_RWLIST_INSERT_BEFORE_CURRENT(supplement, next);
inserted = 1;
break;
}
}
AST_RWLIST_TRAVERSE_SAFE_END;
if (!inserted) {
AST_RWLIST_INSERT_TAIL(&session_supplements, supplement, next);
}
ast_module_ref(ast_module_info->self);
return 0;
}
void ast_sip_session_unregister_supplement(struct ast_sip_session_supplement *supplement)
{
struct ast_sip_session_supplement *iter;
SCOPED_LOCK(lock, &session_supplements, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&session_supplements, iter, next) {
if (supplement == iter) {
AST_RWLIST_REMOVE_CURRENT(next);
ast_module_unref(ast_module_info->self);
break;
}
}
AST_RWLIST_TRAVERSE_SAFE_END;
}
static struct ast_sip_session_supplement *supplement_dup(const struct ast_sip_session_supplement *src)
{
struct ast_sip_session_supplement *dst = ast_calloc(1, sizeof(*dst));
if (!dst) {
return NULL;
}
/* Will need to revisit if shallow copy becomes an issue */
*dst = *src;
return dst;
}
#define DATASTORE_BUCKETS 53
#define MEDIA_BUCKETS 7
@ -1380,21 +1327,6 @@ static void session_destructor(void *obj)
ast_test_suite_event_notify("SESSION_DESTROYED", "Endpoint: %s", endpoint_name);
}
static int add_supplements(struct ast_sip_session *session)
{
struct ast_sip_session_supplement *iter;
SCOPED_LOCK(lock, &session_supplements, AST_RWLIST_RDLOCK, AST_RWLIST_UNLOCK);
AST_RWLIST_TRAVERSE(&session_supplements, iter, next) {
struct ast_sip_session_supplement *copy = supplement_dup(iter);
if (!copy) {
return -1;
}
AST_LIST_INSERT_TAIL(&session->supplements, copy, next);
}
return 0;
}
static int add_session_media(void *obj, void *arg, int flags)
{
struct sdp_handler_list *handler_list = obj;
@ -1523,7 +1455,7 @@ struct ast_sip_session *ast_sip_session_alloc(struct ast_sip_endpoint *endpoint,
session->dtmf = endpoint->dtmf;
if (add_supplements(session)) {
if (ast_sip_session_add_supplements(session)) {
/* Release the ref held by session->inv_session */
ao2_ref(session, -1);
return NULL;

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