[bitbake-devel] [PATCH] cooker: Handle SIGTERM more gracefully
Richard Purdie
richard.purdie at linuxfoundation.org
Sun Mar 9 17:05:54 UTC 2014
If the cooker receives a SIGTERM it currently hangs using 100% CPU,
This patch adds in an intercept for the event and puts the cooker into
shutdown mode allowing it to exit cleanly/safely and avoiding the hang.
Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
diff --git a/bitbake/lib/bb/cooker.py b/bitbake/lib/bb/cooker.py
index 8d63195..9cb74d1 100644
--- a/bitbake/lib/bb/cooker.py
+++ b/bitbake/lib/bb/cooker.py
@@ -37,6 +37,7 @@ from collections import defaultdict
import bb, bb.exceptions, bb.command
from bb import utils, data, parse, event, cache, providers, taskdata, runqueue
import Queue
+import signal
import prserv.serv
logger = logging.getLogger("BitBake")
@@ -149,6 +150,12 @@ class BBCooker:
self.parser = None
+ signal.signal(signal.SIGTERM, self.sigterm_exception)
+
+ def sigterm_exception(self, signum, stackframe):
+ bb.warn("Cooker recieved SIGTERM, shutting down...")
+ self.state = state.forceshutdown
+
def setFeatures(self, features):
original_featureset = list(self.featureset)
for feature in features:
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