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relax mtime check

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This commit is contained in:
Peter Bieringer 2025-02-20 21:12:58 +01:00
parent 93970a1001
commit 13a78d7365
1 changed files with 22 additions and 13 deletions
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35
radicale/storage/multifilesystem/__init__.py
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@ -95,15 +95,21 @@ class Storage(
def _analyse_mtime(self):
# calculate and display mtime resolution
path = os.path.join(self._filesystem_folder, ".Radicale.mtime_test")
logger.debug("Storage item mtime resolution test with file: %r", path)
try:
with open(path, "w") as f:
f.write("mtime_test")
f.close
except Exception as e:
logger.error("Storage item mtime resolution test not possible, cannot write file: %r (%s)", path, e)
logger.warning("Storage item mtime resolution test not possible, cannot write file: %r (%s)", path, e)
raise
# set mtime_ns for tests
os.utime(path, times=None, ns=(MTIME_NS_TEST, MTIME_NS_TEST))
try:
os.utime(path, times=None, ns=(MTIME_NS_TEST, MTIME_NS_TEST))
except Exception as e:
logger.warning("Storage item mtime resolution test not possible, cannot set utime on file: %r (%s)", path, e)
os.remove(path)
raise
logger.debug("Storage item mtime resoultion test set: %d" % MTIME_NS_TEST)
mtime_ns = os.stat(path).st_mtime_ns
logger.debug("Storage item mtime resoultion test get: %d" % mtime_ns)
@ -147,17 +153,20 @@ class Storage(
logger.info("Storage cache subfolder usage for 'history': %s", self._use_cache_subfolder_for_history)
logger.info("Storage cache subfolder usage for 'sync-token': %s", self._use_cache_subfolder_for_synctoken)
logger.info("Storage cache use mtime and size for 'item': %s", self._use_mtime_and_size_for_item_cache)
(precision, precision_unit, unit) = self._analyse_mtime()
if precision >= 100000000:
# >= 100 ms
logger.warning("Storage item mtime resolution test result: %d %s (VERY RISKY ON PRODUCTION SYSTEMS)" % (precision_unit, unit))
elif precision >= 10000000:
# >= 10 ms
logger.warning("Storage item mtime resolution test result: %d %s (RISKY ON PRODUCTION SYSTEMS)" % (precision_unit, unit))
else:
logger.info("Storage item mtime resolution test result: %d %s" % (precision_unit, unit))
if self._use_mtime_and_size_for_item_cache is False:
logger.info("Storage cache using mtime and size for 'item' may be an option in case of performance issues")
try:
(precision, precision_unit, unit) = self._analyse_mtime()
if precision >= 100000000:
# >= 100 ms
logger.warning("Storage item mtime resolution test result: %d %s (VERY RISKY ON PRODUCTION SYSTEMS)" % (precision_unit, unit))
elif precision >= 10000000:
# >= 10 ms
logger.warning("Storage item mtime resolution test result: %d %s (RISKY ON PRODUCTION SYSTEMS)" % (precision_unit, unit))
else:
logger.info("Storage item mtime resolution test result: %d %s" % (precision_unit, unit))
if self._use_mtime_and_size_for_item_cache is False:
logger.info("Storage cache using mtime and size for 'item' may be an option in case of performance issues")
except:
logger.warning("Storage item mtime resolution test result not successful")
logger.debug("Storage cache action logging: %s", self._debug_cache_actions)
if self._use_cache_subfolder_for_item is True or self._use_cache_subfolder_for_history is True or self._use_cache_subfolder_for_synctoken is True:
logger.info("Storage cache subfolder: %r", self._get_collection_cache_folder())