//
// Main Dryad LINQ execution stuff
//
public int ExecLinqToDryad(string[] args)
{
//
// must be at least two arguments (program name and query XML file name)
//
if (args.Length < 2)
{
DryadLogger.LogCritical(0, null, "Must provide at least query XML file name.");
return(-1);
}
//
// break if --break is included in arguments (and eliminate it, as it is not known downstream)
//
if (ConsumeSingleArgument("--break", ref args))
{
DebugHelper.WaitForDebugger();
}
//
// parse the XML input, producing a DryadLINQ Query
//
Query query = new Query();
QueryPlanParser parser = new QueryPlanParser();
if (!parser.ParseQueryXml(args[1], query))
{
DryadLogger.LogCritical(0, null, "Invalid query plan");
return(-1);
}
//
// build internal app arguments
//
List <string> internalArgs = new List <string>();
//
// add the XmlExecHost args to the internal app arguments
//
foreach (string xmlExecHostArg in query.xmlExecHostArgs)
{
if (xmlExecHostArg == "--break")
{
DebugHelper.WaitForDebugger();
}
else
{
internalArgs.Add(xmlExecHostArg);
}
}
//
// combine internal arguments with any additional arguments received on the command line
// don't include argv[0] and argv[1] (program name and query XML file name)
//
int internalArgc = (int)internalArgs.Count;
int externalArgc = args.Length - 2; // don't include argv[0] and argv[1]
int combinedArgc = internalArgc + externalArgc;
string[] combinedArgv = new string[combinedArgc];
string msg = "";
// internal arguments first
for (int i = 0; i < internalArgc; i++)
{
combinedArgv[i] = internalArgs[i];
msg += String.Format("{0} ", combinedArgv[i]);
}
// then external arguments
for (int i = 0; i < externalArgc; i++)
{
combinedArgv[i + internalArgc] = args[i + 2]; // don't include argv[0] and argv[1]
msg += String.Format("{0} ", combinedArgv[i + internalArgc]);
}
DryadLogger.LogInformation(null, "Arguments: {0}", msg);
string jobClass = "DryadLINQ";
string dryadBinDir = Environment.GetEnvironmentVariable("DRYAD_HOME");
if (String.IsNullOrEmpty(dryadBinDir))
{
throw new ApplicationException("DryadLINQ requires the DRYAD_HOME environment variable to be set to the Dryad binary folder.");
}
string exeName = Path.Combine(dryadBinDir, "VertexHost.exe");
// create app and run it
//
DrGraphParameters p = DrDefaultParameters.Make(exeName, jobClass, query.enableSpeculativeDuplication);
DrArtemisLegacyReporter reporter = new DrArtemisLegacyReporter();
p.m_defaultProcessTemplate.GetListenerList().Add(reporter);
p.m_defaultVertexTemplate.GetListenerList().Add(reporter);
p.m_topologyReporter = reporter;
p.m_intermediateCompressionMode = query.intermediateDataCompression;
DrGraphExecutor graphExecutor = new DrGraphExecutor();
DrGraph graph = graphExecutor.Initialize(p);
if (graph == null)
{
DryadLogger.LogCritical(0, null, "Failed to initialize Graph Executor");
return(-1);
}
DryadLINQApp app = new DryadLINQApp(graph);
// Initialize with arguments
app.SetXmlFileName(args[1]);
if (!app.ParseCommandLineFlags(combinedArgv))
{
DryadLogger.LogCritical(0, null, "Bad command-line options");
return(-1);
}
// Build graph from query plan
GraphBuilder builder = new GraphBuilder();
builder.BuildGraphFromQuery(app, query);
// Run the app
DryadLogger.LogInformation(null, "Running the app");
graphExecutor.Run();
DrError exitStatus = graphExecutor.Join();
DryadLogger.LogInformation(null, "Finished running the app");
if (exitStatus == null || exitStatus.m_code == 0)
{
FinalizeExecution(query, graph);
DryadLogger.LogInformation(null, "Application completed successfully.");
return(0);
}
else
{
DryadLogger.LogCritical(exitStatus.m_code, null, "Application failed with error code 0x{0:X8}.\n", exitStatus.m_code);
return(exitStatus.m_code);
}
}
//
// Main Dryad LINQ execution stuff
//
public int ExecLinqToDryad(string[] args)
{
//
// must be at least two arguments (program name and query XML file name)
//
if (args.Length < 2)
{
DryadLogger.LogCritical(0, null, "Must provide at least query XML file name.");
return -1;
}
//
// break if --break is included in arguments (and eliminate it, as it is not known downstream)
//
if (ConsumeSingleArgument("--break", ref args))
{
DebugHelper.WaitForDebugger();
}
//
// parse the XML input, producing a DryadLINQ Query
//
Query query = new Query();
QueryPlanParser parser = new QueryPlanParser();
if (!parser.ParseQueryXml(args[1], query))
{
DryadLogger.LogCritical(0, null, "Invalid query plan");
return -1;
}
//
// build internal app arguments
//
List<string> internalArgs = new List<string>();
//
// add the XmlExecHost args to the internal app arguments
//
foreach (string xmlExecHostArg in query.xmlExecHostArgs)
{
if (xmlExecHostArg == "--break")
{
DebugHelper.WaitForDebugger();
}
else
{
internalArgs.Add(xmlExecHostArg);
}
}
//
// combine internal arguments with any additional arguments received on the command line
// don't include argv[0] and argv[1] (program name and query XML file name)
//
int internalArgc = (int)internalArgs.Count;
int externalArgc = args.Length - 2; // don't include argv[0] and argv[1]
int combinedArgc = internalArgc + externalArgc;
string[] combinedArgv = new string[combinedArgc];
string msg = "";
// internal arguments first
for (int i=0; i<internalArgc; i++)
{
combinedArgv[i] = internalArgs[i];
msg += String.Format("{0} ", combinedArgv[i]);
}
// then external arguments
for (int i = 0; i<externalArgc; i++)
{
combinedArgv[i+internalArgc] = args[i+2]; // don't include argv[0] and argv[1]
msg += String.Format("{0} ", combinedArgv[i+internalArgc]);
}
DryadLogger.LogInformation(null, "Arguments: {0}", msg);
string jobClass = "DryadLINQ";
string dryadBinDir = Environment.GetEnvironmentVariable("DRYAD_HOME");
if (String.IsNullOrEmpty(dryadBinDir))
{
throw new ApplicationException("DryadLINQ requires the DRYAD_HOME environment variable to be set to the Dryad binary folder.");
}
string exeName = Path.Combine(dryadBinDir, "VertexHost.exe");
// create app and run it
//
DrGraphParameters p = DrDefaultParameters.Make(exeName, jobClass, query.enableSpeculativeDuplication);
DrArtemisLegacyReporter reporter = new DrArtemisLegacyReporter();
p.m_defaultProcessTemplate.GetListenerList().Add(reporter);
p.m_defaultVertexTemplate.GetListenerList().Add(reporter);
p.m_topologyReporter = reporter;
p.m_intermediateCompressionMode = query.intermediateDataCompression;
DrGraphExecutor graphExecutor = new DrGraphExecutor();
DrGraph graph = graphExecutor.Initialize(p);
if (graph == null)
{
DryadLogger.LogCritical(0, null, "Failed to initialize Graph Executor");
return -1;
}
DryadLINQApp app = new DryadLINQApp(graph);
// Initialize with arguments
app.SetXmlFileName(args[1]);
if (!app.ParseCommandLineFlags(combinedArgv))
{
DryadLogger.LogCritical(0, null, "Bad command-line options");
return -1;
}
// Build graph from query plan
GraphBuilder builder = new GraphBuilder();
builder.BuildGraphFromQuery(app, query);
// Run the app
DryadLogger.LogInformation(null, "Running the app");
graphExecutor.Run();
DrError exitStatus = graphExecutor.Join();
DryadLogger.LogInformation(null, "Finished running the app");
if (exitStatus == null || exitStatus.m_code == 0)
{
FinalizeExecution(query, graph);
DryadLogger.LogInformation(null, "Application completed successfully.");
return 0;
}
else
{
DryadLogger.LogCritical(exitStatus.m_code, null, "Application failed with error code 0x{0:X8}.\n", exitStatus.m_code);
return exitStatus.m_code;
}
}