1 files changed, 50 insertions, 0 deletions
diff --git a/src/buildstream/_scheduler/jobs/cleanupjob.py b/src/buildstream/_scheduler/jobs/cleanupjob.py
new file mode 100644
index 000000000..4764b30b3
--- /dev/null
+++ b/src/buildstream/_scheduler/jobs/cleanupjob.py
@@ -0,0 +1,50 @@
+#  Copyright (C) 2018 Codethink Limited
+#
+#  This program is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU Lesser General Public
+#  License as published by the Free Software Foundation; either
+#  version 2 of the License, or (at your option) any later version.
+#
+#  This library is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
+#  Lesser General Public License for more details.
+#
+#  You should have received a copy of the GNU Lesser General Public
+#  License along with this library. If not, see <http://www.gnu.org/licenses/>.
+#
+#  Author:
+#        Tristan Daniël Maat <tristan.maat@codethink.co.uk>
+#
+from .job import Job, JobStatus
+
+
+class CleanupJob(Job):
+    def __init__(self, *args, complete_cb, **kwargs):
+        super().__init__(*args, **kwargs)
+        self._complete_cb = complete_cb
+
+        context = self._scheduler.context
+        self._casquota = context.get_casquota()
+
+    def child_process(self):
+        def progress():
+            self.send_message('update-cache-size',
+                              self._casquota.get_cache_size())
+        return self._casquota.clean(progress)
+
+    def handle_message(self, message_type, message):
+        # Update the cache size in the main process as we go,
+        # this provides better feedback in the UI.
+        if message_type == 'update-cache-size':
+            self._casquota.set_cache_size(message, write_to_disk=False)
+            return True
+
+        return False
+
+    def parent_complete(self, status, result):
+        if status == JobStatus.OK:
+            self._casquota.set_cache_size(result, write_to_disk=False)
+
+        if self._complete_cb:
+            self._complete_cb(status, result)