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fix crashes on FSH323Connection calls in on_hangup routine in different threads.

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root 2010-09-16 20:08:30 +04:00
parent 94cf078a4d
commit 19dc1ab0f2
3 changed files with 26 additions and 6 deletions
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1
src/mod/endpoints/mod_h323/changes.txt
View File

@ -1,3 +1,4 @@
fix crashes on FSH323Connection calls in on_hangup routine in different threads.
move PTrace level set to FSH323EndPoint::Initialise
partially apply patch from from Peter Olsson, Remove UnLock() when TryLock() failed and DEBUG_RTP_PACKETS directive.
apply changes from mod_h323-patch.diff by Peter Olsson.

24
src/mod/endpoints/mod_h323/mod_h323.cpp
View File

@ -24,7 +24,7 @@
*
* mod_h323.cpp -- H323 endpoint
*
* Version 0.0.55
* Version 0.0.56
*/
//#define DEBUG_RTP_PACKETS
@ -747,6 +747,17 @@ FSH323Connection::~FSH323Connection()
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,"------------->h323_mutex_unlock\n");
}
void FSH323Connection::AttachSignalChannel(const PString & token,
H323Transport * channel,
PBoolean answeringCall)
{
h323_private_t *tech_pvt = (h323_private_t *) switch_core_session_get_private(m_fsSession);
tech_pvt->token = strdup((const char *)token);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,"---------->token = %s [%p]\n",(const char *)token,this);
H323Connection::AttachSignalChannel(token,channel,answeringCall);
}
void FSH323Connection::OnSetLocalCapabilities()
{
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,"======>FSH323Connection::OnSetLocalCapabilities() [%p]\n",this);
@ -2321,8 +2332,9 @@ static switch_status_t on_hangup(switch_core_session_t *session)
switch_channel_t *channel = switch_core_session_get_channel(session);
h323_private_t *tech_pvt = (h323_private_t *) switch_core_session_get_private(session);
FSH323Connection *me = tech_pvt->me;
FSH323EndPoint & ep = h323_process->GetH323EndPoint();
tech_pvt->me = NULL;
if (me) {
if (me->m_rtp_resetting == 1) {
switch_core_session_unlock_codec_read(session);
@ -2340,12 +2352,12 @@ static switch_status_t on_hangup(switch_core_session_t *session)
me->CloseAllLogicalChannels(false);
me->Unlock();
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,"----->%s\n",(const char *)(me->GetCallToken()));
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,"----->%s\n",(const char *)(tech_pvt->token));
Q931::CauseValues cause = (Q931::CauseValues)switch_channel_get_cause_q850(channel);
int trylock = me->TryLock();
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,"-----> () = %d\n",trylock);
if (trylock == 1) {
const PString currentToken(me->GetCallToken());
const PString currentToken(tech_pvt->token);
FSH323Connection *connection = (FSH323Connection *)me->GetEndPoint()->FindConnectionWithLock(currentToken);
if (connection) {
connection->Unlock();
@ -2356,8 +2368,10 @@ static switch_status_t on_hangup(switch_core_session_t *session)
} else if (trylock == -1) {
/* Failed to lock - just go on */
}
const PString currentToken(tech_pvt->token);
me->SetQ931Cause(cause);
me->ClearCallSynchronous(NULL, H323TranslateToCallEndReason(cause, UINT_MAX));
// me->ClearCallSynchronous(NULL, H323TranslateToCallEndReason(cause, UINT_MAX));
ep.ClearCall(currentToken, H323TranslateToCallEndReason(cause, UINT_MAX));
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,"------------->h323_mutex_lock\n");
// switch_mutex_lock(tech_pvt->h323_mutex);
}

7
src/mod/endpoints/mod_h323/mod_h323.h
View File

@ -184,6 +184,7 @@ typedef struct {
switch_mutex_t *h323_io_mutex;
FSH323Connection *me;
char *token;
} h323_private_t;
#define DECLARE_CALLBACK0(name) \
@ -306,7 +307,11 @@ class FSH323Connection:public H323Connection {
unsigned callReference, switch_caller_profile_t *outbound_profile,
switch_core_session_t *fsSession, switch_channel_t *fsChannel);
~FSH323Connection();
virtual void AttachSignalChannel(
const PString & token,
H323Transport * channel,
PBoolean answeringCall
);
virtual H323Channel *CreateRealTimeLogicalChannel(const H323Capability & capability,
H323Channel::Directions dir,
unsigned sessionID, const H245_H2250LogicalChannelParameters * param, RTP_QOS * rtpqos = NULL);