public async Task ReleaseAssetProcessLock(string AssetId, string JobID)
{
try
{
//await to delete lock
CloudTable tableLock = tableClient.GetTableReference(ReferenceNames.AssetProcessLock);
AssetProcessLock myLock = new AssetProcessLock(AssetId, JobID);
myLock.ETag = "*";
TableOperation deleteOperation = TableOperation.Delete(myLock);
await tableLock.ExecuteAsync(deleteOperation);
}
catch (Exception X)
{
throw new Exception($"[{JobID}] Error RealeaseAssetProcessLock for Asset {AssetId} : {X.Message}");
}
}
public async Task <bool> GetAssetProcessLock(string AssetId, string JobID, TimeSpan timeOut, TimeSpan delay)
{
bool Locked = false;
int currentRetry = 0;
CloudTable tableLock = tableClient.GetTableReference(ReferenceNames.AssetProcessLock);
AssetProcessLock myLock = new AssetProcessLock(AssetId, JobID);
DateTime endRunAt = DateTime.Now.Add(timeOut);
for (; ;)
{
try
{
// Insert LOCK on traffice light table.
await tableLock.CreateIfNotExistsAsync();
TableOperation CreateLock = TableOperation.Insert(myLock);
await tableLock.ExecuteAsync(CreateLock);
Locked = true;
// Return or break.
break;
}
catch (Exception)
{
Trace.TraceInformation($"[{JobID}] Tried to lock Asset {AssetId} and failed");
currentRetry++;
if (DateTime.Now > endRunAt)
{
break;
}
}
// Wait to retry the operation.
await Task.Delay(delay);
}
return(Locked);
}
