public bool Matches(UploaderKey key)
{
return(this.Key.Matches(key));
}
private bool CreateUploaderForApplicationFolder(
string uploaderId,
string source,
string workFolder,
out AzureFileUploader uploader)
{
uploader = null;
bool success = true;
AzureFileUploader newUploader;
// Check if we can use an existing uploader object
UploaderKey key = new UploaderKey()
{
SourcePath = source,
// Destination path is an concatenation of storage account name and container name
DestinationPath = string.Concat(
this.blobUploadSettings.StorageAccountFactory.Connection.UseDevelopmentStorage ?
AzureConstants.DevelopmentStorageConnectionString :
this.blobUploadSettings.StorageAccountFactory.Connection.AccountName,
";", // This separator cannot occur in account name or container name
this.blobUploadSettings.ContainerName),
ApplicationType = this.configReader.GetApplicationType(),
};
lock (AllUploaders)
{
UploaderInfo uploaderInfo = AllUploaders.FirstOrDefault(w => w.Matches(key));
if (null != uploaderInfo)
{
// Existing uploader object is available. Increment its reference count
this.traceSource.WriteInfo(
this.logSourceId,
"Existing uploader object for application type {0}, source {1}, storage account {2}, container {3} is available and will be used.",
key.ApplicationType,
source,
this.blobUploadSettings.StorageAccountFactory.Connection.AccountName,
this.blobUploadSettings.ContainerName);
uploaderInfo.RefCount++;
newUploader = uploaderInfo.Uploader;
success = true;
}
else
{
// Create a new uploader object
this.traceSource.WriteInfo(
this.logSourceId,
"Creating uploader object for application type {0}, source {1}, storage account {2}, container {3} ...",
key.ApplicationType,
source,
this.blobUploadSettings.StorageAccountFactory.Connection.AccountName,
this.blobUploadSettings.ContainerName);
// Create and initialize the uploader
//
// NOTE: We do not make any assumptions about the contents of general
// data folders. Hence, as part of old data deletion, we attempt to
// delete all files in the corresponding container, without trying to
// filter files by Fabric node ID. We do this by specifying 'false'
// for the 'filterDeletionByNodeId' parameter.
try
{
var destinationPath = string.Concat(
this.blobUploadSettings.StorageAccountFactory.Connection.UseDevelopmentStorage
? AzureConstants.DevelopmentStorageConnectionString
: this.blobUploadSettings.StorageAccountFactory.Connection.AccountName,
";", // This separator cannot occur in account name or container name
this.blobUploadSettings.ContainerName);
newUploader = new AzureFileUploader(
this.traceSource,
this.logSourceId,
source,
destinationPath,
workFolder,
this.blobUploadSettings.StorageAccountFactory,
this.blobUploadSettings.ContainerName,
this.blobUploadSettings.UploadInterval,
this.blobUploadSettings.FileSyncInterval,
this.blobUploadSettings.BlobDeletionAge,
this.initParam.FabricNodeInstanceName,
this.blobUploadSettings.DeploymentId);
newUploader.Start();
uploaderInfo = new UploaderInfo()
{
Key = key,
RefCount = 1,
Uploader = newUploader
};
AllUploaders.Add(uploaderInfo);
this.traceSource.WriteInfo(
this.logSourceId,
"Upload to file share is configured. Storage account: {0}, Container: {1}, Local folder path: {2}, Upload interval (minutes): {3}.",
this.blobUploadSettings.StorageAccountFactory.Connection.AccountName,
this.blobUploadSettings.ContainerName,
source,
this.blobUploadSettings.UploadInterval);
uploader = newUploader;
}
catch (Exception)
{
this.traceSource.WriteError(
this.logSourceId,
"Failed to create uploader object for application type {0}, source {1}, storage account {2}, container {3}.",
key.ApplicationType,
source,
this.blobUploadSettings.StorageAccountFactory.Connection.AccountName,
this.blobUploadSettings.ContainerName);
}
}
}
return(success);
}
internal bool Matches(UploaderKey other)
{
return(this.SourcePath.Equals(other.SourcePath, StringComparison.OrdinalIgnoreCase) &&
this.DestinationPath.Equals(other.DestinationPath, StringComparison.Ordinal) &&
this.ApplicationType.Equals(other.ApplicationType, StringComparison.Ordinal));
}
private bool CreateUploaderForApplicationFolder(
string uploaderId,
string source,
string destination,
string workFolder,
out FileShareUploader uploader)
{
uploader = null;
bool success;
FileShareUploader newUploader = null;
// Check if we can use an existing uploader object
UploaderKey key = new UploaderKey()
{
SourcePath = source,
DestinationPath = destination,
ApplicationType = this.configReader.GetApplicationType(),
};
lock (AllUploaders)
{
UploaderInfo uploaderInfo = AllUploaders.FirstOrDefault(w => w.Matches(key));
if (null != uploaderInfo)
{
// Existing uploader object is available. Increment its reference count
this.traceSource.WriteInfo(
this.logSourceId,
"Existing uploader object for application type {0}, source {1} and destination {2} is available and will be used.",
key.ApplicationType,
source,
destination);
uploaderInfo.RefCount++;
newUploader = uploaderInfo.Uploader;
success = true;
}
else
{
// Create a new uploader object
this.traceSource.WriteInfo(
this.logSourceId,
"Creating uploader object for application type {0}, source {1} and destination {2} ...",
key.ApplicationType,
source,
destination);
// Create and initialize the uploader
try
{
newUploader = new FileShareUploader(
this.traceSource,
uploaderId,
true, // runningOnBehalfOfApplication
source,
destination,
this.fileUploadSettings.AccessInfo,
workFolder,
this.fileUploadSettings.UploadInterval,
this.fileUploadSettings.FileSyncInterval,
this.fileUploadSettings.FileDeletionAgeMinutes,
this.fileUploadSettings.DestinationIsLocalAppFolder,
this.initParam.FabricNodeId);
newUploader.Start();
success = true;
}
catch (Exception)
{
success = false;
}
if (success)
{
uploaderInfo = new UploaderInfo()
{
Key = key,
RefCount = 1,
Uploader = newUploader
};
AllUploaders.Add(uploaderInfo);
}
else
{
this.traceSource.WriteError(
this.logSourceId,
"Failed to create uploader object for application type {0}, source {1} and destination {2}.",
key.ApplicationType,
source,
destination);
}
}
}
if (success)
{
this.traceSource.WriteInfo(
this.logSourceId,
"Upload to file share is configured. Destination: {0}, Local folder path: {1}, Upload interval (minutes): {2}.",
destination,
source,
this.fileUploadSettings.UploadInterval);
uploader = newUploader;
}
return(success);
}
