/**
* Creates a point in time snapshot of a file system and waits for it to become available. Note that snapshot
* names are immutable and must be unique amongst all non-DELETED snapshots for a file system.
*
* We recommend using a retry token on these requests so that if you receive a timeout or server error
* and need to retry the request you won't run the risk of creating multiple resources.
*
* @param fsClient the service client used to communicate with the File Storage service
* @param fileSystem the file system to create the snapshot of
*/
private static async Task <Snapshot> CreateSnapshot(FileStorageClient fsClient, FileSystem fileSystem)
{
logger.Info("Creating Snapshot...");
CreateSnapshotDetails createSnapshotDetails = new CreateSnapshotDetails
{
FileSystemId = fileSystem.Id,
Name = "example_snapshot"
};
CreateSnapshotRequest createRequest = new CreateSnapshotRequest
{
CreateSnapshotDetails = createSnapshotDetails
};
CreateSnapshotResponse createResponse = await fsClient.CreateSnapshot(createRequest);
logger.Info($"Created snapshot: {createResponse.Snapshot.Name}");
logger.Info($"Waiting for snapshot to become available");
GetSnapshotRequest getRequest = new GetSnapshotRequest
{
SnapshotId = createResponse.Snapshot.Id
};
GetSnapshotResponse getResponse = fsClient.Waiters.ForSnapshot(getRequest, Snapshot.LifecycleStateEnum.Active).Execute();
logger.Info($"Snapshot state: {getResponse.Snapshot.LifecycleState}");
return(getResponse.Snapshot);
}
/// <summary>
/// Unmarshaller the response from the service to the response class.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public override AmazonWebServiceResponse Unmarshall(JsonUnmarshallerContext context)
{
GetSnapshotResponse response = new GetSnapshotResponse();
context.Read();
int targetDepth = context.CurrentDepth;
while (context.ReadAtDepth(targetDepth))
{
if (context.TestExpression("Snapshot", targetDepth))
{
var unmarshaller = SnapshotDetailsUnmarshaller.Instance;
response.Snapshot = unmarshaller.Unmarshall(context);
continue;
}
}
return(response);
}
