def execute(self):
# locking required tasks
locked_tasks = objects.TaskCollection.lock_cluster_tasks(
self.cluster.id)
# locking cluster
objects.Cluster.get_by_uid(self.cluster.id,
fail_if_not_found=True,
lock_for_update=True)
# locking nodes
nodes = objects.NodeCollection.filter_by(None,
cluster_id=self.cluster.id)
nodes = objects.NodeCollection.order_by(nodes, 'id')
objects.NodeCollection.lock_for_update(nodes).all()
current_cluster_tasks = objects.TaskCollection.filter_by_list(
locked_tasks, 'name', (consts.TASK_NAMES.cluster_deletion, ))
deploy_running = objects.TaskCollection.filter_by(
None,
cluster_id=self.cluster.id,
name=consts.TASK_NAMES.deploy,
status=consts.TASK_STATUSES.running)
deploy_running = objects.TaskCollection.order_by(deploy_running,
'id').first()
if deploy_running:
logger.error(u"Deleting cluster '{0}' "
"while deployment is still running".format(
self.cluster.name))
# Updating action logs for deploy task
TaskHelper.set_ready_if_not_finished(deploy_running)
logger.debug("Removing cluster tasks")
for task in current_cluster_tasks:
if task.status == consts.TASK_STATUSES.running:
db().rollback()
raise errors.DeletionAlreadyStarted()
elif task.status in (consts.TASK_STATUSES.ready,
consts.TASK_STATUSES.error):
for subtask in task.subtasks:
db().delete(subtask)
db().delete(task)
db().flush()
logger.debug("Labeling cluster nodes to delete")
for node in self.cluster.nodes:
node.pending_deletion = True
db().add(node)
db().flush()
self.cluster.status = consts.CLUSTER_STATUSES.remove
db().add(self.cluster)
logger.debug("Creating cluster deletion task")
task = Task(name=consts.TASK_NAMES.cluster_deletion,
cluster=self.cluster)
db().add(task)
db().commit()
self._call_silently(task, tasks.ClusterDeletionTask)
return task
def execute(self):
current_cluster_tasks = db().query(Task).filter_by(
cluster=self.cluster,
name='cluster_deletion'
).all()
deploy_running = db().query(Task).filter_by(
cluster=self.cluster,
name='deploy',
status='running'
).first()
if deploy_running:
logger.error(
u"Deleting cluster '{0}' "
"while deployment is still running".format(
self.cluster.name
)
)
logger.debug("Removing cluster tasks")
for task in current_cluster_tasks:
if task.status == "running":
raise errors.DeletionAlreadyStarted()
elif task.status in ("ready", "error"):
for subtask in task.subtasks:
db().delete(subtask)
db().delete(task)
db().commit()
logger.debug("Labeling cluster nodes to delete")
for node in self.cluster.nodes:
node.pending_deletion = True
db().add(node)
db().commit()
self.cluster.status = 'remove'
db().add(self.cluster)
db().commit()
logger.debug("Creating cluster deletion task")
task = Task(name="cluster_deletion", cluster=self.cluster)
db().add(task)
db().commit()
self._call_silently(
task,
tasks.ClusterDeletionTask
)
return task
