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Code Issues Packages Projects Releases 2 Wiki Activity

#1992 Traffic channels stuck in teardown. (#2061)

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Co-authored-by: Dennis Sheirer <dsheirer@github.com>
This commit is contained in:
Denny Sheirer
2024-10-30 03:57:42 -04:00
committed by GitHub
parent b7bbf10415
commit 786ae9369b
5 changed files with 128 additions and 30 deletions
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24
src/main/java/io/github/dsheirer/audio/playback/AudioOutput.java
View File

@@ -140,7 +140,7 @@ public abstract class AudioOutput implements LineListener, Listener<IdentifierUp
}
catch(IllegalArgumentException iae)
{
LOGGING_SUPPRESSOR.error("no gain control", 5, "Couldn't obtain " +
LOGGING_SUPPRESSOR.error("no gain control", 2, "Couldn't obtain " +
"MASTER GAIN control for stereo line [" + mixer.getMixerInfo().getName() + " | " +
getChannelName() + "]");
}
@@ -152,7 +152,7 @@ public abstract class AudioOutput implements LineListener, Listener<IdentifierUp
}
catch(IllegalArgumentException iae)
{
LOGGING_SUPPRESSOR.error("no mute control", 5, "Couldn't obtain " +
LOGGING_SUPPRESSOR.error("no mute control", 2, "Couldn't obtain " +
"MUTE control for stereo line [" + mixer.getMixerInfo().getName() + " | " +
getChannelName() + "]");
}
@@ -278,7 +278,7 @@ public abstract class AudioOutput implements LineListener, Listener<IdentifierUp
{
if(mOutput == null)
{
LOGGING_SUPPRESSOR.error("null output", 5, "Audio Output is null - ignoring audio playback request");
LOGGING_SUPPRESSOR.error("null output", 2, "Audio Output is null - ignoring audio playback request");
return;
}
@@ -323,8 +323,9 @@ public abstract class AudioOutput implements LineListener, Listener<IdentifierUp
}
catch(IllegalArgumentException iae)
{
mLog.warn("Couldn't obtain MASTER GAIN control for stereo line [" +
mMixer.getMixerInfo().getName() + " | " + getChannelName() + "]");
LOGGING_SUPPRESSOR.error("no gain control", 2, "Couldn't obtain " +
"MASTER GAIN control for stereo line [" + mMixer.getMixerInfo().getName() + " | " +
getChannelName() + "]");
}
try
@@ -334,23 +335,24 @@ public abstract class AudioOutput implements LineListener, Listener<IdentifierUp
}
catch(IllegalArgumentException iae)
{
mLog.warn("Couldn't obtain MUTE control for stereo line [" +
mMixer.getMixerInfo().getName() + " | " + getChannelName() + "]");
LOGGING_SUPPRESSOR.error("no mute control", 2, "Couldn't obtain " +
"MASTER MUTE control for stereo line [" + mMixer.getMixerInfo().getName() + " | " +
getChannelName() + "]");
}
LOGGING_SUPPRESSOR.info("reopen audio output success", 5,
LOGGING_SUPPRESSOR.info("reopen audio output success", 2,
"Closed and reopened audio output - success - mOutput is not null");
}
else
{
LOGGING_SUPPRESSOR.info("reopen audio output fail", 5,
LOGGING_SUPPRESSOR.info("reopen audio output fail", 2,
"Closed and reopened audio output - fail - mOutput is null");
return;
}
}
catch(LineUnavailableException lue)
{
LOGGING_SUPPRESSOR.error("reopen fail for lua", 3, "Attempt to reopen " +
LOGGING_SUPPRESSOR.error("reopen fail for lua", 2, "Attempt to reopen " +
"audio source data line failed", lue);
return;
}
@@ -393,7 +395,7 @@ public abstract class AudioOutput implements LineListener, Listener<IdentifierUp
}
catch(LineUnavailableException e)
{
LOGGING_SUPPRESSOR.error("failed reopen source data line lua", 3,
LOGGING_SUPPRESSOR.error("failed reopen source data line lua", 2,
"Failed to (re)open the source data line for audio output - mixer [" +
mMixer.getMixerInfo().getName() + "]");
return;

29
src/main/java/io/github/dsheirer/channel/state/AbstractChannelState.java
View File

@@ -1,6 +1,6 @@
/*
* *****************************************************************************
* Copyright (C) 2014-2022 Dennis Sheirer
* Copyright (C) 2014-2024 Dennis Sheirer
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -35,11 +35,10 @@ import io.github.dsheirer.source.ISourceEventProvider;
import io.github.dsheirer.source.SourceEvent;
import io.github.dsheirer.source.heartbeat.Heartbeat;
import io.github.dsheirer.source.heartbeat.IHeartbeatListener;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.List;
public abstract class AbstractChannelState extends Module implements IChannelEventProvider, IDecodeEventProvider,
IDecoderStateEventProvider, ISourceEventProvider, IHeartbeatListener, ISquelchStateProvider,
IdentifierUpdateProvider, IOverflowListener
@@ -53,7 +52,8 @@ public abstract class AbstractChannelState extends Module implements IChannelEve
private Channel mChannel;
protected boolean mSourceOverflow = false;
private HeartbeatReceiver mHeartbeatReceiver = new HeartbeatReceiver();
protected boolean mTeardownSequenceStarted = false;
protected boolean mTeardownSequenceCompleted = false;
//TODO: remove the IOverflowListener code from this class
@@ -66,6 +66,22 @@ public abstract class AbstractChannelState extends Module implements IChannelEve
mChannel = channel;
}
/**
* Indicates if the teardown sequence was started.
*/
public boolean isTeardownSequenceCompleted()
{
return mTeardownSequenceCompleted;
}
/**
* Indicates if the teardown sequence was completed, meaning that the request disable channel event was dispatched.
*/
public boolean isTeardownSequenceStarted()
{
return mTeardownSequenceStarted;
}
/**
* Updates/replaces the current channel configuration with the argument.
*/
@@ -89,6 +105,11 @@ public abstract class AbstractChannelState extends Module implements IChannelEve
*/
protected abstract void checkState();
/**
* Indicates if any timeslot is currently in a TEARDOWN state.
*/
public abstract boolean isTeardownState();
public abstract List<ChannelMetadata> getChannelMetadata();
public abstract void updateChannelStateIdentifiers(IdentifierUpdateNotification notification);

33
src/main/java/io/github/dsheirer/channel/state/MultiChannelState.java
View File

@@ -1,6 +1,6 @@
/*
* *****************************************************************************
* Copyright (C) 2014-2022 Dennis Sheirer
* Copyright (C) 2014-2024 Dennis Sheirer
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -44,13 +44,12 @@ import io.github.dsheirer.source.SourceEvent;
import io.github.dsheirer.source.SourceType;
import io.github.dsheirer.source.config.SourceConfigTuner;
import io.github.dsheirer.source.config.SourceConfigTunerMultipleFrequency;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Multi-Channel state tracks the overall state of all processing modules and decoders configured for the channel
@@ -166,6 +165,7 @@ public class MultiChannelState extends AbstractChannelState implements IDecoderS
mStateMachineMap.get(timeslot).setState(State.IDLE);
break;
case TEARDOWN:
mTeardownSequenceStarted = true;
if(getChannel().isTrafficChannel())
{
checkTeardown();
@@ -206,7 +206,16 @@ public class MultiChannelState extends AbstractChannelState implements IDecoderS
{
if(getChannel().isTrafficChannel())
{
broadcast(new ChannelEvent(getChannel(), ChannelEvent.Event.REQUEST_DISABLE));
try
{
broadcast(new ChannelEvent(getChannel(), ChannelEvent.Event.REQUEST_DISABLE));
}
catch(Throwable t)
{
mLog.error("Error broadcasting shutdown channel event", t);
}
mTeardownSequenceStarted = true;
}
else
{
@@ -238,6 +247,20 @@ public class MultiChannelState extends AbstractChannelState implements IDecoderS
}
}
@Override
public boolean isTeardownState()
{
for(StateMachine stateMachine: mStateMachineMap.values())
{
if(stateMachine.getState() == State.TEARDOWN)
{
return true;
}
}
return false;
}
/**
* Creates configuration identifiers for the channel name, system, site and alias list name.
*/

15
src/main/java/io/github/dsheirer/channel/state/SingleChannelState.java
View File

@@ -1,6 +1,6 @@
/*
* *****************************************************************************
* Copyright (C) 2014-2022 Dennis Sheirer
* Copyright (C) 2014-2024 Dennis Sheirer
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -46,11 +46,10 @@ import io.github.dsheirer.source.SourceEvent;
import io.github.dsheirer.source.SourceType;
import io.github.dsheirer.source.config.SourceConfigTuner;
import io.github.dsheirer.source.config.SourceConfigTunerMultipleFrequency;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Collections;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Channel state tracks the overall state of all processing modules and decoders configured for the channel and
@@ -163,9 +162,11 @@ public class SingleChannelState extends AbstractChannelState implements IDecoder
mStateMachine.setState(State.IDLE);
break;
case TEARDOWN:
mTeardownSequenceStarted = true;
if(getChannel().isTrafficChannel())
{
broadcast(new ChannelEvent(getChannel(), ChannelEvent.Event.REQUEST_DISABLE));
mTeardownSequenceCompleted = true;
}
else
{
@@ -175,6 +176,12 @@ public class SingleChannelState extends AbstractChannelState implements IDecoder
}
}
@Override
public boolean isTeardownState()
{
return mStateMachine.getState() == State.TEARDOWN;
}
@Override
protected void checkState()
{

57
src/main/java/io/github/dsheirer/controller/channel/ChannelProcessingManager.java
View File

@@ -279,15 +279,27 @@ public class ChannelProcessingManager implements Listener<ChannelEvent>
break;
case REQUEST_DISABLE:
case NOTIFICATION_DELETE:
if(channel != null && channel.isProcessing())
if(channel != null)
{
try
{
stopProcessing(channel);
}
catch(ChannelException ce)
catch(Throwable t)
{
mLog.error("Error stopping channel [" + channel.getName() + "] - " + ce.getMessage());
mLog.error("Error stopping channel [" + channel + "]", t);
}
}
else
{
try
{
throw new IllegalArgumentException("Request to disable channel must have non-null channel");
}
catch(IllegalArgumentException iae)
{
mLog.error("Caught a [" + event.getEvent() + "] non-standard channel event - logging stack trace. " +
"This should not happen, please send this error to the developer.", iae);
}
}
break;
@@ -521,7 +533,14 @@ public class ChannelProcessingManager implements Listener<ChannelEvent>
if(addProcessingChain(channel, processingChain))
{
processingChain.start();
try
{
processingChain.start();
}
catch(Throwable t)
{
mLog.error("Error caught during processing chain startup - continuing", t);
}
if(GraphicsEnvironment.isHeadless())
{
@@ -627,8 +646,28 @@ public class ChannelProcessingManager implements Listener<ChannelEvent>
}
else
{
//This has to be done on the FX event thread when the playlist editor is constructed
Platform.runLater(() -> channel.setProcessing(false));
//When we're in non-headless mode we have to change the processing property on the JavaFX
//event thread. However, if it hasn't yet been initialized (ie an FX window opened), we'll
//get an ISE. In that case, just set the property to false because there won't be any
//property listeners being triggered.
try
{
Platform.runLater(() -> {
try
{
channel.setProcessing(false);
}
catch(Exception e)
{
mLog.error("Error during channel stop while setting processing to false [" + channel +
"] - continuing channel stop process", e);
}
});
}
catch(IllegalStateException e)
{
channel.setProcessing(false);
}
}
try
@@ -847,6 +886,10 @@ public class ChannelProcessingManager implements Listener<ChannelEvent>
mLog.error("Error stopping channel [" + (toShutdown != null ? toShutdown.getName() : "unknown") +
"] with source error - " + ce.getMessage());
}
catch(Throwable t)
{
mLog.error("Error stopping channel [" + toShutdown + "]", t);
}
}
}
}
@@ -875,6 +918,8 @@ public class ChannelProcessingManager implements Listener<ChannelEvent>
sb.append("\tProcessing Chain - Processing: ").append(chain.isProcessing()).append("\n");
AbstractChannelState state = chain.getChannelState();
sb.append("Channel State: ").append(state.getClass()).append("\n");
sb.append(" Teardown Started:").append(state.isTeardownSequenceStarted()).append("\n");
sb.append(" Teardown Completed:").append(state.isTeardownSequenceCompleted()).append("\n");
for(ChannelMetadata metadata: state.getChannelMetadata())
{
sb.append(metadata.getDescription()).append("\n");