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log: Append the current time to the crash log filename

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This should make it easier to identify the latest crash file and correlate
crashes with external monitoring tools.
This commit is contained in:
Christian Decker
2018-08-22 13:17:20 +02:00
parent 00696277d2
commit 8f56d64a1f
3 changed files with 15 additions and 7 deletions
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11
tests/test_misc.py
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@@ -875,8 +875,11 @@ def test_logging(node_factory):
def test_crashlog(node_factory):
l1 = node_factory.get_node(may_fail=True)
crashpath = os.path.join(l1.daemon.lightning_dir,
'crash.log.{}'.format(l1.daemon.proc.pid))
assert not os.path.exists(crashpath)
def has_crash_log(n):
files = os.listdir(n.daemon.lightning_dir)
crashfiles = [f for f in files if 'crash.log' in f]
return len(crashfiles) > 0
assert not has_crash_log(l1)
l1.daemon.proc.send_signal(signal.SIGSEGV)
wait_for(lambda: os.path.exists(crashpath))
wait_for(lambda: has_crash_log(l1))