public BuilderContext(string buildPath, string buildProfile, FileVersionTracker inputHashes, BuildParameterCollection parameters, int maxParallelProcess, string slaveBuilderPath)
{
BuildPath = buildPath;
BuildProfile = buildProfile;
InputHashes = inputHashes;
Parameters = parameters;
SlaveBuilderPath = slaveBuilderPath;
MaxParallelProcesses = maxParallelProcess;
}
private BuildResultCode BuildSlave()
{
// Mount build path
((FileSystemProvider)VirtualFileSystem.ApplicationData).ChangeBasePath(builderOptions.BuildDirectory);
PrepareDatabases();
VirtualFileSystem.CreateDirectory(VirtualFileSystem.ApplicationDatabasePath);
// Open WCF channel with master builder
var namedPipeBinding = new NetNamedPipeBinding(NetNamedPipeSecurityMode.None)
{
SendTimeout = TimeSpan.FromSeconds(300.0)
};
var processBuilderRemote = ChannelFactory <IProcessBuilderRemote> .CreateChannel(namedPipeBinding, new EndpointAddress(builderOptions.SlavePipe));
try
{
RegisterRemoteLogger(processBuilderRemote);
// Create scheduler
var scheduler = new Scheduler();
var status = ResultStatus.NotProcessed;
// Schedule command
string buildPath = builderOptions.BuildDirectory;
string buildProfile = builderOptions.BuildProfile;
Builder.SetupBuildPath(buildPath, VirtualFileSystem.ApplicationDatabaseIndexName);
var logger = builderOptions.Logger;
MicroThread microthread = scheduler.Add(async() =>
{
// Deserialize command and parameters
Command command = processBuilderRemote.GetCommandToExecute();
BuildParameterCollection parameters = processBuilderRemote.GetBuildParameters();
// Run command
var inputHashes = FileVersionTracker.GetDefault();
var builderContext = new BuilderContext(buildPath, buildProfile, inputHashes, parameters, 0, null);
var commandContext = new RemoteCommandContext(processBuilderRemote, command, builderContext, logger);
IndexFileCommand.MountDatabase(commandContext.GetOutputObjectsGroups());
command.PreCommand(commandContext);
status = await command.DoCommand(commandContext);
command.PostCommand(commandContext, status);
// Returns result to master builder
processBuilderRemote.RegisterResult(commandContext.ResultEntry);
});
while (true)
{
scheduler.Run();
// Exit loop if no more micro threads
lock (scheduler.MicroThreads)
{
if (!scheduler.MicroThreads.Any())
{
break;
}
}
Thread.Sleep(0);
}
// Rethrow any exception that happened in microthread
if (microthread.Exception != null)
{
builderOptions.Logger.Fatal(microthread.Exception.ToString());
return(BuildResultCode.BuildError);
}
if (status == ResultStatus.Successful || status == ResultStatus.NotTriggeredWasSuccessful)
{
return(BuildResultCode.Successful);
}
return(BuildResultCode.BuildError);
}
finally
{
// Close WCF channel
// ReSharper disable SuspiciousTypeConversion.Global
((IClientChannel)processBuilderRemote).Close();
// ReSharper restore SuspiciousTypeConversion.Global
}
}
public static BuildResultCode BuildSlave(BuilderOptions options)
{
// Mount build path
((FileSystemProvider)VirtualFileSystem.ApplicationData).ChangeBasePath(options.BuildDirectory);
PrepareDatabases(options);
try
{
VirtualFileSystem.CreateDirectory("/data/");
VirtualFileSystem.CreateDirectory("/data/db/");
}
catch (Exception)
{
throw new OptionException("Invalid Build database path", "database");
}
// Open WCF channel with master builder
var namedPipeBinding = new NetNamedPipeBinding(NetNamedPipeSecurityMode.None)
{
SendTimeout = TimeSpan.FromSeconds(300.0)
};
var processBuilderRemote = ChannelFactory <IProcessBuilderRemote> .CreateChannel(namedPipeBinding, new EndpointAddress(options.SlavePipe));
try
{
RegisterRemoteLogger(processBuilderRemote);
// Create scheduler
var scheduler = new Scheduler();
var status = ResultStatus.NotProcessed;
// Schedule command
string buildPath = options.BuildDirectory;
Logger logger = options.Logger;
MicroThread microthread = scheduler.Add(async() =>
{
// Deserialize command and parameters
Command command = processBuilderRemote.GetCommandToExecute();
BuildParameterCollection parameters = processBuilderRemote.GetBuildParameters();
// Run command
var inputHashes = new DictionaryStore <InputVersionKey, ObjectId>(VirtualFileSystem.OpenStream("/data/db/InputHashes", VirtualFileMode.OpenOrCreate, VirtualFileAccess.ReadWrite, VirtualFileShare.ReadWrite));
var builderContext = new BuilderContext(buildPath, inputHashes, parameters, 0, null);
var commandContext = new RemoteCommandContext(processBuilderRemote, command, builderContext, logger);
command.PreCommand(commandContext);
status = await command.DoCommand(commandContext);
command.PostCommand(commandContext, status);
// Returns result to master builder
processBuilderRemote.RegisterResult(commandContext.ResultEntry);
});
while (true)
{
scheduler.Run();
// Exit loop if no more micro threads
lock (scheduler.MicroThreads)
{
if (!scheduler.MicroThreads.Any())
{
break;
}
}
Thread.Sleep(0);
}
// Rethrow any exception that happened in microthread
if (microthread.Exception != null)
{
options.Logger.Fatal(microthread.Exception.ToString());
return(BuildResultCode.BuildError);
}
if (status == ResultStatus.Successful || status == ResultStatus.NotTriggeredWasSuccessful)
{
return(BuildResultCode.Successful);
}
return(BuildResultCode.BuildError);
}
finally
{
// Close WCF channel
// ReSharper disable SuspiciousTypeConversion.Global
((IClientChannel)processBuilderRemote).Close();
// ReSharper restore SuspiciousTypeConversion.Global
}
}
protected CommandContextBase(Command command, BuilderContext builderContext)
{
CurrentCommand = command;
BuildParameters = builderContext.Parameters;
ResultEntry = new CommandResultEntry();
}
public ProcessBuilderRemote(LocalCommandContext commandContext, Command remoteCommand, BuildParameterCollection buildParameters)
{
this.commandContext = commandContext;
this.remoteCommand = remoteCommand;
this.buildParameters = buildParameters;
}
/// <summary>
/// Runs this instance.
/// </summary>
public BuildResultCode Run(Mode mode, bool writeIndexFile = true, bool enableMonitor = true)
{
// When we setup the database ourself we have to take responsibility to close it after
var shouldCloseDatabase = IndexFileCommand.ObjectDatabase == null;
SetupBuildPath(buildPath, indexName);
PreRun();
runMode = mode;
if (IsRunning)
throw new InvalidOperationException("An instance of this Builder is already running.");
// reset build cache from previous build run
var parameters = new BuildParameterCollection();
cancellationTokenSource = new CancellationTokenSource();
Cancelled = false;
IsRunning = true;
DisableCompressionIds.Clear();
// Reseting result map
var inputHashes = FileVersionTracker.GetDefault();
{
var builderContext = new BuilderContext(buildPath, buildProfile, inputHashes, parameters, MaxParallelProcesses, SlaveBuilderPath);
resultMap = IndexFileCommand.ObjectDatabase;
scheduler = new Scheduler();
if (enableMonitor)
{
threadMonitors.Add(new BuildThreadMonitor(scheduler, BuilderId));
foreach (var monitorPipeName in MonitorPipeNames)
threadMonitors.Add(new BuildThreadMonitor(scheduler, BuilderId, monitorPipeName));
foreach (var threadMonitor in threadMonitors)
threadMonitor.Start();
}
// Schedule the build
ScheduleBuildStep(builderContext, null, Root, InitialVariables);
// Create threads
var threads = Enumerable.Range(0, ThreadCount).Select(x => new Thread(SafeAction.Wrap(RunUntilEnd)) { IsBackground = true }).ToArray();
// Start threads
int threadId = 0;
foreach (var thread in threads)
{
thread.Name = (BuilderName ?? "Builder") + " worker thread " + (++threadId);
thread.Start();
}
// Wait for all threads to finish
foreach (var thread in threads)
{
thread.Join();
}
foreach (var threadMonitor in threadMonitors)
threadMonitor.Finish();
foreach (var threadMonitor in threadMonitors)
threadMonitor.Join();
}
threadMonitors.Clear();
BuildResultCode result;
if (runMode == Mode.Build)
{
if (cancellationTokenSource.IsCancellationRequested)
{
Logger.Error("Build cancelled.");
result = BuildResultCode.Cancelled;
}
else if (stepCounter.Get(ResultStatus.Failed) > 0 || stepCounter.Get(ResultStatus.NotTriggeredPrerequisiteFailed) > 0)
{
Logger.Error("Build finished in {0} steps. Command results: {1} succeeded, {2} up-to-date, {3} failed, {4} not triggered due to previous failure.",
stepCounter.Total, stepCounter.Get(ResultStatus.Successful), stepCounter.Get(ResultStatus.NotTriggeredWasSuccessful),
stepCounter.Get(ResultStatus.Failed), stepCounter.Get(ResultStatus.NotTriggeredPrerequisiteFailed));
Logger.Error("Build failed.");
result = BuildResultCode.BuildError;
}
else
{
Logger.Info("Build finished in {0} steps. Command results: {1} succeeded, {2} up-to-date, {3} failed, {4} not triggered due to previous failure.",
stepCounter.Total, stepCounter.Get(ResultStatus.Successful), stepCounter.Get(ResultStatus.NotTriggeredWasSuccessful),
stepCounter.Get(ResultStatus.Failed), stepCounter.Get(ResultStatus.NotTriggeredPrerequisiteFailed));
Logger.Info("Build is successful.");
result = BuildResultCode.Successful;
}
}
else
{
string modeName;
switch (runMode)
{
case Mode.Clean:
modeName = "Clean";
break;
case Mode.CleanAndDelete:
modeName = "Clean-and-delete";
break;
default:
throw new InvalidOperationException("Builder executed in unknown mode.");
}
if (cancellationTokenSource.IsCancellationRequested)
{
Logger.Error(modeName + " has been cancelled.");
result = BuildResultCode.Cancelled;
}
else if (stepCounter.Get(ResultStatus.Failed) > 0 || stepCounter.Get(ResultStatus.NotTriggeredPrerequisiteFailed) > 0)
{
Logger.Error(modeName + " has failed.");
result = BuildResultCode.BuildError;
}
else
{
Logger.Error(modeName + " has been successfully completed.");
result = BuildResultCode.Successful;
}
}
scheduler = null;
resultMap = null;
IsRunning = false;
if (shouldCloseDatabase && IndexFileCommand.ObjectDatabase != null)
{
IndexFileCommand.ObjectDatabase.Dispose();
IndexFileCommand.ObjectDatabase = null;
}
return result;
}
