/// <summary>
/// Creates a new task
/// </summary>
/// <param name="parameters">The parameters to use when creating the task</param>
public void CreateTask(NewTaskParameters parameters)
{
if (parameters == null)
{
throw new ArgumentNullException("parameters");
}
CloudTask task = new CloudTask(parameters.TaskName, parameters.CommandLine);
task.RunElevated = parameters.RunElevated;
if (parameters.EnvironmentSettings != null)
{
task.EnvironmentSettings = new List <IEnvironmentSetting>();
foreach (DictionaryEntry d in parameters.EnvironmentSettings)
{
EnvironmentSetting setting = new EnvironmentSetting(d.Key.ToString(), d.Value.ToString());
task.EnvironmentSettings.Add(setting);
}
}
if (parameters.ResourceFiles != null)
{
task.ResourceFiles = new List <IResourceFile>();
foreach (DictionaryEntry d in parameters.ResourceFiles)
{
ResourceFile file = new ResourceFile(d.Value.ToString(), d.Key.ToString());
task.ResourceFiles.Add(file);
}
}
if (parameters.AffinityInformation != null)
{
task.AffinityInformation = parameters.AffinityInformation.omObject;
}
if (parameters.TaskConstraints != null)
{
task.TaskConstraints = parameters.TaskConstraints.omObject;
}
WriteVerbose(string.Format(Resources.NBT_CreatingTask, parameters.TaskName));
if (parameters.Job != null)
{
parameters.Job.omObject.AddTask(task, parameters.AdditionalBehaviors);
}
else
{
using (IWorkItemManager wiManager = parameters.Context.BatchOMClient.OpenWorkItemManager())
{
wiManager.AddTask(parameters.WorkItemName, parameters.JobName, task, parameters.AdditionalBehaviors);
}
}
}
/// <summary>
/// Creates a test Task for use in Scenario tests.
/// TODO: Replace with new Task client method when it exists.
/// </summary>
public static void CreateTestTask(BatchAccountContext context, string workItemName, string jobName, string taskName)
{
if (HttpMockServer.Mode == HttpRecorderMode.Record)
{
using (IWorkItemManager wiManager = context.BatchOMClient.OpenWorkItemManager())
{
ICloudTask task = new CloudTask(taskName, "cmd /c dir /s");
wiManager.AddTask(workItemName, jobName, task);
}
}
}
/// <summary>
/// Submit a large number of tasks to the Batch Service.
/// </summary>
/// <param name="client">The batch client.</param>
private static void SubmitLargeNumberOfTasks(IBatchClient client)
{
const int taskCountToCreate = 5000;
// In order to simulate a "large" task object which has many properties set (such as resource files, environment variables, etc)
// we create a big environment variable so we have a big task object.
char[] env = new char[2048];
for (int i = 0; i < env.Length; i++)
{
env[i] = 'a';
}
string envStr = new string(env);
using (IWorkItemManager wm = client.OpenWorkItemManager())
{
//Create a work item
string workItemName = Environment.GetEnvironmentVariable("USERNAME") + DateTime.Now.ToString("yyyyMMdd-HHmmss");
Console.WriteLine("Creating work item {0}", workItemName);
ICloudWorkItem cloudWorkItem = wm.CreateWorkItem(workItemName);
cloudWorkItem.JobExecutionEnvironment = new JobExecutionEnvironment()
{
PoolName = PoolName
}; //Specify the pool to run on
cloudWorkItem.Commit();
//Wait for an active job
TimeSpan maxJobCreationTimeout = TimeSpan.FromSeconds(90);
DateTime jobCreationStartTime = DateTime.Now;
DateTime jobCreationTimeoutTime = jobCreationStartTime.Add(maxJobCreationTimeout);
cloudWorkItem = wm.GetWorkItem(workItemName);
Console.WriteLine("Waiting for a job to become active...");
while (cloudWorkItem.ExecutionInformation == null || cloudWorkItem.ExecutionInformation.RecentJob == null)
{
cloudWorkItem.Refresh();
if (DateTime.Now > jobCreationTimeoutTime)
{
throw new Exception("Timed out waiting for job.");
}
Thread.Sleep(TimeSpan.FromSeconds(5));
}
string jobName = cloudWorkItem.ExecutionInformation.RecentJob.Name;
Console.WriteLine("Found job {0}. Adding task objects...", jobName);
//Generate a large number of tasks to submit
List <ICloudTask> tasksToSubmit = new List <ICloudTask>();
for (int i = 0; i < taskCountToCreate; i++)
{
ICloudTask task = new CloudTask("echo" + i.ToString("D5"), "echo");
List <IEnvironmentSetting> environmentSettings = new List <IEnvironmentSetting>();
environmentSettings.Add(new EnvironmentSetting("envone", envStr));
task.EnvironmentSettings = environmentSettings;
tasksToSubmit.Add(task);
}
BatchClientParallelOptions parallelOptions = new BatchClientParallelOptions()
{
//This will result in at most 10 simultaneous Bulk Add requests to the Batch Service.
MaxDegreeOfParallelism = 10
};
Console.WriteLine("Submitting {0} tasks to work item: {1}, job: {2}, on pool: {3}",
taskCountToCreate,
cloudWorkItem.Name,
jobName,
cloudWorkItem.JobExecutionEnvironment.PoolName);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
//Use the AddTask overload which supports a list of tasks for best AddTask performence - internally this method performs an
//intelligent submission of tasks in batches in order to limit the number of REST API calls made to the Batch Service.
wm.AddTask(cloudWorkItem.Name, jobName, tasksToSubmit, parallelOptions);
stopwatch.Stop();
Console.WriteLine("Submitted {0} tasks in {1}", taskCountToCreate, stopwatch.Elapsed);
//Delete the work item to ensure the tasks are cleaned up
wm.DeleteWorkItem(workItemName);
}
}