private void ProcessRemoteSettingsFile(VersionedDeserializedRemoteSettings remoteSettings)
{
if (!cancellationTokenSource.IsCancellationRequested)
{
if (remoteSettingsStorageHandler.DoSettingsNeedToBeUpdated(remoteSettings.FileVersion))
{
IRemoteSettingsTelemetryActivity remoteSettingsTelemetryActivity = remoteSettingsTelemetry.CreateActivity("VS/Core/RemoteSettings/Apply");
using (Mutex mutex = new Mutex(false, "Global\\7BCAEF5B-E7EA-428D-84AF-105BCD4D93FC-" + fileName.Replace('.', '-')))
{
bool flag = false;
try
{
flag = mutex.WaitOne(-1, false);
}
catch (AbandonedMutexException)
{
flag = true;
}
if (flag)
{
if (!remoteSettingsStorageHandler.DoSettingsNeedToBeUpdated(remoteSettings.FileVersion))
{
return;
}
remoteSettingsTelemetryActivity.Start();
logger.LogVerbose("Applying new settings for " + Name);
if (remoteSettingsStorageHandler.FileVersion == string.Empty)
{
remoteSettingsStorageHandler.DeleteAllSettings();
remoteSettingsStorageHandler.SaveSettings(remoteSettings);
}
else
{
remoteSettingsStorageHandler.DeleteSettingsForFileVersion(remoteSettings.FileVersion);
remoteSettingsStorageHandler.SaveSettings(remoteSettings);
remoteSettingsStorageHandler.CleanUpOldFileVersions(remoteSettings.FileVersion);
}
remoteSettingsTelemetryActivity.End();
mutex.ReleaseMutex();
}
}
remoteSettingsTelemetryActivity.Post(new Dictionary <string, object>
{
{
"VS.Core.RemoteSettings.SettingsCount",
remoteSettings.Settings.Count
}
});
}
else
{
logger.LogVerbose("Settings for " + Name + " are the same as cached version");
ValidateStoredRemoteSettings();
}
}
}
public void SaveSettings(VersionedDeserializedRemoteSettings remoteSettings)
{
string text = Path.Combine(CollectionPathPrefix, remoteSettings.FileVersion);
SaveSettingsInternal(text, new GroupedRemoteSettings(remoteSettings, null));
if (remoteSettings.Scopes != null)
{
foreach (Scope scope in remoteSettings.Scopes)
{
remoteSettingsStorage.SetValue(Path.Combine(text, "Scopes"), scope.Name, scope.ScopeString);
}
}
if (remoteSettingsStorage.CollectionExists(text))
{
FileVersion = remoteSettings.FileVersion;
StoredSettingsVersion = 2;
}
}
/// <summary>
/// Starts a background operation to check for new Remote Settings and apply them.
/// </summary>
/// <returns>Remote settings from file</returns>
public override Task <GroupedRemoteSettings> Start()
{
RequiresNotDisposed();
startTask = Task.Run(async delegate
{
string settingsFileEventName = "VS/Core/RemoteSettings/GetSettingsFileContent";
Dictionary <string, object> settingsFileEventProperties = new Dictionary <string, object>();
using (Stream stream = await remoteFileReader.Value.ReadFileAsync())
{
if (stream != null)
{
settingsFileEventProperties["VS.Core.RemoteSettings.GetContentsSucceeded"] = true;
remoteSettingsTelemetry.PostEvent(settingsFileEventName, settingsFileEventProperties);
string name = "VS/Core/RemoteSettings/ParseSettings";
Dictionary <string, object> dictionary = new Dictionary <string, object>();
VersionedDeserializedRemoteSettings versionedDeserializedRemoteSettings = remoteSettingsParser.TryParseVersionedStream(stream);
if (!versionedDeserializedRemoteSettings.Successful)
{
logger.LogError("Error deserializing RemoteControl file: " + versionedDeserializedRemoteSettings.Error);
dictionary["VS.Core.RemoteSettings.ErrorMessage"] = versionedDeserializedRemoteSettings.Error;
remoteSettingsTelemetry.PostEvent(name, dictionary);
ValidateStoredRemoteSettings();
return(null);
}
logger.LogVerbose("Got " + Name + " settings of version " + versionedDeserializedRemoteSettings.FileVersion + " with ChangesetId " + versionedDeserializedRemoteSettings.ChangesetId);
dictionary["VS.Core.RemoteSettings.SettingsFileVersion"] = versionedDeserializedRemoteSettings.FileVersion;
dictionary["VS.Core.RemoteSettings.SettingsFileChangeSet"] = versionedDeserializedRemoteSettings.ChangesetId;
remoteSettingsTelemetry.PostEvent(name, dictionary);
ProcessRemoteSettingsFile(versionedDeserializedRemoteSettings);
return(new GroupedRemoteSettings(versionedDeserializedRemoteSettings, Name));
}
if (startedDisposing == 0)
{
settingsFileEventProperties["VS.Core.RemoteSettings.GetContentsSucceeded"] = false;
remoteSettingsTelemetry.PostEvent(settingsFileEventName, settingsFileEventProperties);
ValidateStoredRemoteSettings();
}
}
return(null);
});
return(startTask);
}