private RegionResultModel BuildRegionResultModel(string hashes, bool isPointSet)
{
var jobManager = WebApiApplication.GetSharedJobManager(HttpContext);
JobStatus[] stats = HttpUtility.UrlDecode(hashes).Split(',').Select(h => jobManager.GetStatus(h)).ToArray();
if (stats.All(s => s.State == JobOrPartState.Failed))
{
return(new RegionResultModel(RegionResultStatus.Failed, null, isPointSet));
}
else if (stats.All(s => s.State == JobOrPartState.Pending))
{
return(new RegionResultModel(RegionResultStatus.Pending, stats.Min(s => s.PendingCount), isPointSet));
}
else if (stats.All(s => s.State == JobOrPartState.Completed))
{
return(new RegionResultModel(RegionResultStatus.Succeeded, hashes, isPointSet));
}
else if (stats.All(s => s.State == JobOrPartState.Completed || s.State == JobOrPartState.Failed))
{
return(new RegionResultModel(RegionResultStatus.PartiallySucceeded, hashes, isPointSet));
}
else
{
var prg = stats.Where(s => s.State == JobOrPartState.InProgress).ToArray();
var completedCount = stats.Where(s => s.State == JobOrPartState.Completed).Count();
var otherCount = stats.Where(s => s.State != JobOrPartState.Completed && s.State != JobOrPartState.InProgress).Count();
return(new RegionResultModel(RegionResultStatus.InProgress, (prg.Select(s => s.ProgressPercent).Sum() + 100 * completedCount) / (prg.Length + completedCount + otherCount), isPointSet));
}
}
// GET api/Status?hash=blobHash
public string Get(string hash)
{
var jobManager = WebApiApplication.GetSharedJobManager(Request);
var status = jobManager.GetStatus(hash).ToString();
FrontendTrace.TraceVerbose("{0}: Reporting status {1}", hash, status);
return(status);
}
private void MergeCSV(DataSet dst, Tuple <string, string[]>[] requests)
{
var jobManager = WebApiApplication.GetSharedJobManager(Request);
var dsr = requests.Select(r =>
new Tuple <DataSet, string[]>(DataSet.Open(jobManager.ResultDataSetUri(r.Item1, false)), r.Item2)).ToArray();
try
{
var config = WebApiApplication.GetFetchConfiguration(DateTime.MaxValue);
TableExportHelper.MergeTable(config, dst, dsr);
dst.Commit();
}
finally
{
foreach (var r in dsr)
{
r.Item1.Dispose();
}
}
}
private void MergeCSV(DataSet dst, string[] hashes)
{
for (var i = 0; i < hashes.Length; i++)
{
using (var src = DataSet.Open(WebApiApplication.GetSharedJobManager(Request).ResultDataSetUri(hashes[i], false)))
{
var name = src.Metadata[RequestDataSetFormat.EnvironmentVariableNameKey].ToString();
if (src.Metadata.ContainsKey(RequestDataSetFormat.DataSourceNameKey))
{
string[] dataSources = (string[])src.Metadata[RequestDataSetFormat.DataSourceNameKey];
var config = WebApiApplication.GetFetchConfiguration(DateTime.MaxValue);
dst.Metadata[name + "_dataSourceNames"] = dataSources;
dst.Metadata[name + "_dataSourceIDs"] = dataSources.Select(ds =>
config.DataSources.Where(dsd => dsd.Name == ds).First().ID).ToArray();
}
bool isPointSet = src.Variables[RequestDataSetFormat.ValuesVariableName].Dimensions.Count() == 1;
string visMethod = isPointSet ? "Points" : "Colormap";
if (i == 0)
{
if (src.Variables.Contains("lat"))
{
dst.AddVariableByValue(src.Variables["lat"]);
}
if (src.Variables.Contains("latmax"))
{
dst.AddVariableByValue(src.Variables["latmax"]);
}
if (src.Variables.Contains("latmin"))
{
dst.AddVariableByValue(src.Variables["latmin"]);
}
if (src.Variables.Contains("lon"))
{
dst.AddVariableByValue(src.Variables["lon"]);
}
if (src.Variables.Contains("lonmax"))
{
dst.AddVariableByValue(src.Variables["lonmax"]);
}
if (src.Variables.Contains("lonmin"))
{
dst.AddVariableByValue(src.Variables["lonmin"]);
}
dst.AddVariableByValue(src.Variables["hours"]);
dst.AddVariableByValue(src.Variables["days"]);
dst.AddVariableByValue(src.Variables["years"]);
dst.Metadata["VisualHints"] = name + "_" + RequestDataSetFormat.ValuesVariableName + "Style: " + visMethod;
}
var valuesVar = src[RequestDataSetFormat.ValuesVariableName];
dst.AddVariable <double>(name + "_" + RequestDataSetFormat.ValuesVariableName,
valuesVar.GetData(),
valuesVar.Dimensions.Select(d => d.Name).ToArray()).Metadata["VisualHints"] = "Style: " + visMethod;
var sdVar = src[RequestDataSetFormat.UncertaintyVariableName];
dst.AddVariable <double>(name + "_" + RequestDataSetFormat.UncertaintyVariableName,
sdVar.GetData(),
sdVar.Dimensions.Select(d => d.Name).ToArray());
if (src.Variables.Contains(RequestDataSetFormat.ProvenanceVariableName))
{
var provVar = src[RequestDataSetFormat.ProvenanceVariableName];
dst.AddVariable <ushort>(name + "_" + RequestDataSetFormat.ProvenanceVariableName,
provVar.GetData(),
provVar.Dimensions.Select(d => d.Name).ToArray());
}
}
}
dst.Commit();
}
// GET: /form?v=variables
// POST: /form (by 'Download results', 'View results', 'Download request' or 'Upload request')
public ActionResult Form()
{
var method = HttpContext.Request.HttpMethod;
var config = WebApiApplication.GetExtendedFetchConfiguration(DateTime.MaxValue);
if (method == "GET")
{
return(View("Form", new RequestFormModel(config, Request.QueryString, false)));
}
else if (method == "POST")
{
if (Request.Form["uploadRequest"] != null)
{
if (Request.Files == null || Request.Files.Count < 1)
{
var model = new RequestFormModel(config);
model.RequestUploadErrors = "No file with request is specified";
return(View("Form", model));
}
else
{
return(View("Form", new RequestFormModel(config, Request.Files[0].InputStream)));
}
}
else
{
var model = new RequestFormModel(config, Request.Form, true);
if (model.HasErrors)
{
return(View("Form", model));
}
if (Request.Form["downloadRequest"] != null)
{
return(File(
Encoding.UTF8.GetBytes(model.GetRequestText()),
"text/plain",
"request.txt"));
}
else if (Request.Form["view"] != null)
{
return(Redirect("v1/FetchClimate2.html#" + model.GetClientUrlParameters()));
}
// Download data
int minPtsPerPartition = FrontendSettings.Current.MinPtsPerPartition;
int maxPtsPerPartition = FrontendSettings.Current.MaxPtsPerPartition;
double jobRegistrationPermitedTime = FrontendSettings.Current.AllowedJobRegistrationSpan;
int totalWorkers = RoleEnvironment.Roles["FetchWorker"].Instances.Count;
string query = "";
var jobManager = WebApiApplication.GetSharedJobManager(HttpContext);
if (model.Points.Count > 0)
{
string points = "";
foreach (var fr in model.GetRequestsForPoints())
{
var jobStatus = jobManager.Submit(fr, fr.GetSHAHash(), jobRegistrationPermitedTime, minPtsPerPartition, maxPtsPerPartition, totalWorkers);
if (points.Length > 0)
{
points += ",";
}
points += jobStatus.Hash;
}
query += "?p=" + HttpUtility.UrlEncode(points);
}
int index = 1;
foreach (var g in model.Grids)
{
string hashes = "";
foreach (var fr in model.GetRequestsForGrid(g))
{
var jobStatus = jobManager.Submit(fr, fr.GetSHAHash(), jobRegistrationPermitedTime, minPtsPerPartition, maxPtsPerPartition, totalWorkers);
if (hashes.Length > 0)
{
hashes += ",";
}
hashes += jobStatus.Hash;
}
if (query.Length > 0)
{
query += "&";
}
else
{
query += "?";
}
query = String.Concat(query, "g", index++, "=", HttpUtility.UrlEncode(hashes));
}
return(Redirect("results" + query));
}
}
else
{
throw new Exception("Method is not allowed");
}
}
// POST api/Compute
public string Post(Microsoft.Research.Science.FetchClimate2.Serializable.FetchRequest request)
{
try
{
if (request.ReproducibilityTimestamp == new DateTime())
{
request.ReproducibilityTimestamp = DateTime.MaxValue;
}
var exactTS = WebApiApplication.GetExactConfigurationTimestamp(request.ReproducibilityTimestamp);
if (exactTS == DateTime.MinValue)
{
FrontendTrace.TraceError("Cannot process request. Timestamp {0} is too early for current service configuration", request.ReproducibilityTimestamp);
return(String.Format(Constants.FaultReply, "Timestamp is too early for this service"));
}
else
{
FrontendTrace.TraceVerbose("Request received: timestamp = {0}, exact timestamp = {1}",
request.ReproducibilityTimestamp, exactTS);
request.ReproducibilityTimestamp = exactTS;
}
var jobManager = WebApiApplication.GetSharedJobManager(Request);
jobManager.MarkOutdatedAsFailed(permitedTouchTimeTreshold);
var fetchRequest = request.ConvertFromSerializable();
string errorMsg;
if (!fetchRequest.Domain.IsContentValid(out errorMsg)) //checking request content
{
return(string.Format(Constants.FaultReply, errorMsg));
}
string hash = fetchRequest.GetSHAHash();
FrontendTrace.TraceInfo("{0}: Hash is computed for request", hash);
var jobStatus = jobManager.Submit(fetchRequest, hash, jobRegistrationPermitedTime, minPtsPerPartition, maxPtsPerPartition, RoleEnvironment.Roles["FetchWorker"].Instances.Count);
if (jobStatus.State == JobOrPartState.Pending || jobStatus.State == JobOrPartState.InProgress)
{
// Waiting for some time before response in case job manage to complete
FrontendTrace.TraceVerbose("{0}:Waiting for request completion", hash);
for (int i = 0; i *jobStatusCheckIntervalMilisec * 0.001 < waitingFastResultPeriodSec; ++i)
{
Thread.Sleep(jobStatusCheckIntervalMilisec);
jobStatus = jobManager.GetStatus(hash);
if ((jobStatus.State == JobOrPartState.Completed) || (jobStatus.State == JobOrPartState.Failed))
{
FrontendTrace.TraceVerbose("{0}:Request result is ready in less than {1} seconds, reporting {2} status", hash, waitingFastResultPeriodSec, jobStatus.ToString());
return(jobStatus.ToString());
}
}
FrontendTrace.TraceVerbose("{0}:Request result is not ready in {1} seconds, reporting {2} status", hash, waitingFastResultPeriodSec, jobStatus.ToString());
return(jobStatus.ToString());
}
else
{
return(jobStatus.ToString());
}
}
catch (Exception exc)
{
FrontendTrace.TraceError("Request is processing error: {0}", exc.ToString());
return(JobStatus.GetFailedStatus(exc.ToString()).ToString());
}
}