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Fixed removal of records in DistributedLockService

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Fixes #6444
This commit is contained in:
Sipke Schoorstra
2016-04-12 01:10:00 +02:00
committed by Sébastien Ros
parent a5605b7fbd
commit 660f41c582
1 changed files with 12 additions and 3 deletions
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13
src/Orchard/Tasks/Locking/Services/DistributedLockService.cs
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@@ -141,9 +141,18 @@ namespace Orchard.Tasks.Locking.Services {
ExecuteOnSeparateTransaction(repository => {
// Try to find a valid lock record in the database.
var record = repository.Table.FirstOrDefault(x => x.Name == internalName && (x.ValidUntilUtc == null || x.ValidUntilUtc >= _clock.UtcNow));
var records = repository.Table.Where(x => x.Name == internalName).ToList();
var record = records.FirstOrDefault(x => x.ValidUntilUtc == null || x.ValidUntilUtc >= _clock.UtcNow);
if (record == null) {
// No record existed, so we're good to create a new one.
// No record matched the criteria, but at least one expired record with the specified name was found.
// Delete the expired records before creating a new one. In theory no more than one record can exist
// due to the unique key constraint on the 'Name' column, it won't hurt to work on a collection.
foreach (var expiredRecord in records) {
repository.Delete(expiredRecord);
}
// No valid record existed, so we're good to create a new one.
Logger.Debug("No valid record was found for lock '{0}'; creating a new record.", internalName);
repository.Create(new DistributedLockRecord {