public void GetFileListFromDir()
{
AtlasWorkFlows.Utils.IPLocationTests.SetIpName("pc.cern.ch");
var dataStore = utils.BuildSampleDirectoryBeforeBuild("GetFileListFromDir", "ds1.1.1");
var configInfo = utils.GetLocal(dataStore);
var w = new WindowsDataset(dataStore);
var list = w.ListOfDSFiles("ds1.1.1");
Assert.AreEqual(5, list.Length);
}
public void GetFileListFromDirWithoutFileList()
{
AtlasWorkFlows.Utils.IPLocationTests.SetIpName("pc.cern.ch");
var dataStore = utils.BuildSampleDirectoryBeforeBuild("GetFileListFromDirWithoutFileList", "ds1.1.1");
var f = new FileInfo(Path.Combine(dataStore.FullName, "ds1.1.1", "aa_dataset_complete_file_list.txt"));
Assert.IsTrue(f.Exists);
f.Delete();
var configInfo = utils.GetLocal(dataStore);
var w = new WindowsDataset(dataStore);
var list = w.ListOfDSFiles("ds1.1.1");
Assert.AreEqual(5, list.Length);
}
public static Location GetLocation(Dictionary<string, string> props)
{
var l = new Location();
l.Name = props["Name"];
var dirCacheLocations = props["Paths"].Split(',')
.Select(dirname => new DirectoryInfo(dirname.Trim()))
.ToArray();
// We are always good - and we test for directory locations on the fly
l.LocationTests.Add(() => true);
l.GetDSInfo = name =>
{
var d = FindDataset(dirCacheLocations, name);
if (d == null)
{
return new DSInfo()
{
Name = name,
IsLocal = filter => false,
CanBeGeneratedAutomatically = false,
ListOfFiles = () => new string[0],
LocationProvider = l,
};
}
else
{
var w = new WindowsDataset(d.Parent);
return new DSInfo()
{
Name = name,
IsLocal = filter => w.FindDSFiles(name, filter) != null,
CanBeGeneratedAutomatically = false,
ListOfFiles = () => w.ListOfDSFiles(name),
LocationProvider = l,
};
}
};
// Even though we claim we can't download a data file locally - we can. It is just that we won't do it automatically.
var linuxFinder = FetchToRemoteLinuxDirInstance.FetchRemoteLinuxInstance(props);
l.GetDS = (dsinfo, status, filter, failNow, timeout) =>
{
var d = FindDataset(dirCacheLocations, dsinfo.Name);
if (d == null)
{
var validLocalCache = FindLocalCache(dirCacheLocations);
if (validLocalCache == null)
{
throw new InvalidOperationException(string.Format("No local cache directory has been created; we can't copy any files locally until it has. See the {0}.Paths property in the configuration", l.Name));
}
var dsdir = new DirectoryInfo(Path.Combine(validLocalCache.FullName, dsinfo.Name.SantizeDSName()));
dsdir.Create();
return LoadDatasetFromOtherSource(new WindowsDataset(dsdir.Parent), dsinfo, status, filter, l.Name, linuxFinder, props["LinuxTempLocation"], failNow, timeout);
}
var w = new WindowsDataset(d.Parent);
var result = w.FindDSFiles(dsinfo.Name, filter);
if (result != null)
{
return result;
}
return LoadDatasetFromOtherSource(w, dsinfo, status, filter, l.Name, linuxFinder, string.Format("{0}/{1}", props["LinuxTempLocation"], dsinfo.Name.SantizeDSName()), failNow, timeout);
};
return l;
}
/// <summary>
/// Attempt to load the dataset from another location.
/// </summary>
/// <param name="dsinfo"></param>
/// <param name="status"></param>
/// <param name="filter"></param>
/// <returns></returns>
private static Uri[] LoadDatasetFromOtherSource(WindowsDataset dsLocalLocation,
DSInfo dsinfo,
Action<string> status,
Func<string[], string[]> filter,
string locName,
IFetchToRemoteLinuxDir fetcher,
string linuxLocation,
Func<bool> failNow,
int timeout)
{
// First, attempt to find the Uri's from somewhere that we can see and easily copy.
try
{
var files = GRIDDatasetLocator.FetchDatasetUris(dsinfo.Name, status, filter, locationFilter: locname => locname != locName, failNow: failNow);
var dsinfoRemote = GRIDDatasetLocator.FetchDSInfo(dsinfo.Name, filter, locationFilter: locname => locname != locName);
if (files != null)
{
dsLocalLocation.MarkAsPartialDownload(dsinfo.Name);
var flookup = new HashSet<string>(dsLocalLocation.FindDSFiles(dsinfo.Name, returnWhatWeHave: true).Select(u => Path.GetFileName(u.LocalPath)));
foreach (var fremote in files)
{
if (!flookup.Contains(Path.GetFileName(fremote.LocalPath)))
{
var f = new FileInfo(fremote.LocalPath);
if (status != null)
{
status(string.Format("Copying file {0}.", f.Name));
}
f.CopyTo(Path.Combine(dsLocalLocation.LocationOfDataset(dsinfo.Name).FullName, f.Name));
}
}
// And update the meta data.
dsLocalLocation.SaveListOfDSFiles(dsinfo.Name, dsinfoRemote.ListOfFiles());
dsLocalLocation.RemovePartialDownloadMark(dsinfo.Name);
// The files are all local. So we are going to have to see if there is a backup to do the download for us.
return dsLocalLocation.FindDSFiles(dsinfo.Name, filter);
}
}
catch (InvalidOperationException)
{
// No worries - we weren't able to run one of the data finders.
// We go onto the next step.
}
// OK, nothing could get them. We need to fall back on our secondary copy method. So copy everything to a local Linux directory, and then
// copy from there down to here.
dsLocalLocation.MarkAsPartialDownload(dsinfo.Name);
var allfiles = fetcher.GetListOfFiles(dsinfo.Name, status, failNow: failNow);
var linuxLocationPerDS = $"{linuxLocation}/{dsinfo.Name}";
fetcher.Fetch(dsinfo.Name, linuxLocationPerDS, status, filter, failNow: failNow, timeout: timeout);
// Next, copy the files from there down to our location.
dsLocalLocation.SaveListOfDSFiles(dsinfo.Name, allfiles);
fetcher.CopyFromRemote(linuxLocationPerDS, dsLocalLocation.LocationOfDataset(dsinfo.Name), status, removeDirectoryWhenDone: true);
dsLocalLocation.RemovePartialDownloadMark(dsinfo.Name);
return dsLocalLocation.FindDSFiles(dsinfo.Name, filter);
}
/// <summary>
/// Initialized the fetch to Linux code, where the Linux stuff is visible on windows.
/// </summary>
/// <param name="windowsFilesLocation"></param>
/// <param name="fetcher"></param>
/// <param name="rootLinuxLocation"></param>
public GRIDFetchToLinuxVisibleOnWindows(DirectoryInfo windowsFilesLocation, IFetchToRemoteLinuxDir fetcher, string rootLinuxLocation)
{
_winDataset = new WindowsDataset(windowsFilesLocation);
LinuxFetcher = fetcher;
LinuxRootDSDirectory = rootLinuxLocation;
}
