1139 enhancement cleanup lock files (#1151)

* Added new format of lock files to .gitignore

* FEAT remove lockfile when task is finished or deleted

Author: jessevz

.gitignore

@@ -11,7 +11,7 @@ src/files/*
 *.phpproj
 *.sln
 *.phpproj.user
-*.lock
+*.lock*
 
 # dynamically created by installer
 src/install/.htaccess

src/inc/utils/LockUtils.class.php

@@ -41,4 +41,18 @@ public static function release($lockFile) {
       }
     }
   }
+
+  /**
+   * Deletes a lock file associated with a specific task ID if it exists.
+   * 
+   * @param int $taskId The unique identifier of the task associated with the lock file.
+   * 
+   * @return void
+   */
+  public static function deleteLockFile($taskId) {
+    $lockFile = dirname(__FILE__) . "/locks/" . LOCK::CHUNKING . $taskId;
+    if(file_exists($lockFile)) {
+      unlink($lockFile);
+    }
+  }
 }

src/inc/utils/TaskUtils.class.php

@@ -1114,6 +1114,7 @@ public static function deleteTask($task) {
     $qF = new QueryFilter(Chunk::TASK_ID, $task->getId(), "=");
     Factory::getChunkFactory()->massDeletion([Factory::FILTER => $qF]);
     Factory::getTaskFactory()->delete($task);
+    LockUtils::deleteLockFile($task->getId());
   }
 
   /**
@@ -1188,6 +1189,7 @@ public static function checkTask($task, $agent = null) {
       if ($taskWrapper->getTaskType() != DTaskTypes::SUPERTASK) {
         Factory::getTaskWrapperFactory()->set($taskWrapper, TaskWrapper::PRIORITY, 0);
       }
+      LockUtils::deleteLockFile($task->getId());
       return null;
     }
     else if ($dispatched >= $task->getKeyspace()) {