public void Stop()
{
List <Task> waiters = new List <Task>();
foreach (var pg in processes.Values)
{
waiters.Add(pg.manager.KillRunningProcessesAsync(exitCode == 0, exitString));
}
lock (this)
{
UpdateStatus(Constants.ServiceState.Stopped, status.epoch + 1, 1);
}
if (server != null)
{
server.Stop();
}
server = null;
Task.WaitAll(waiters.ToArray());
if (dfsClient != null)
{
dfsClient.Dispose();
dfsClient = null;
}
}
public DirectoryStreamReader(DfsClient client, Uri directoryPath)
{
this.client = client;
this.directoryFiles = client.ExpandFileOrDirectory(directoryPath).GetEnumerator();
this.currentStream = null;
}
public bool Initialize(string configName, Uri jobDirectoryUri, ILogger l)
{
logger = l;
jobGuid = Guid.NewGuid();
logger.Log("PersistentProcessManager initializing for job " + jobGuid.ToString());
if (jobDirectoryUri != null)
{
if (jobDirectoryUri.Scheme == "azureblob")
{
try
{
dfsClient = new Azure.AzureDfsClient(jobDirectoryUri);
dfsClient.EnsureDirectory(jobDirectoryUri, false);
}
catch (Exception e)
{
logger.Log("Failed to make Azure DFS client for " + jobDirectoryUri.AbsoluteUri + ": " + e.ToString());
}
}
else if (jobDirectoryUri.Scheme == "hdfs")
{
try
{
dfsClient = new Hdfs.HdfsClient(Environment.UserName);
dfsClient.EnsureDirectory(jobDirectoryUri, false);
}
catch (Exception e)
{
logger.Log("Failed to make HDFS client for " + jobDirectoryUri.AbsoluteUri + ": " + e.ToString());
}
}
}
exitCode = 0;
exitString = "Successful execution";
try
{
processes = new Dictionary <string, ProcessGroup>();
Logger.Log("Loading XML config " + configName);
var configDoc = XDocument.Load(configName);
var outer = configDoc.Descendants("PeloponneseServer").Single();
portNumber = int.Parse(outer.Descendants("Port").Single().Value);
httpPrefix = outer.Descendants("Prefix").Single().Value;
var process = outer.Descendants("ProcessGroup");
foreach (var pg in process)
{
InitializeProcessGroup(pg);
}
status = new Status(Constants.ServiceState.Running, 0, 0, new byte[0]);
waiters = new Dictionary <string, StatusWaiter>();
return(true);
}
catch (Exception e)
{
Logger.Log("Failed to read config " + e.ToString());
}
return(false);
}
