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storage: fix mtime granularity detection by switching to relative adjustment (fix broken vfat support)

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This commit is contained in:
Peter Bieringer
2026-04-14 08:57:06 +02:00
parent 07e3a2cbad
commit f6eb5634cd
1 changed files with 5 additions and 4 deletions
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9
radicale/storage/multifilesystem/__init__.py
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@@ -104,15 +104,16 @@ class Storage(
logger.warning("Storage item mtime resolution test not possible, cannot write file: %r (%s)", path, e)
raise
# set mtime_ns for tests
mtime_ns = os.stat(path).st_mtime_ns
try:
os.utime(path, times=None, ns=(MTIME_NS_TEST, MTIME_NS_TEST))
os.utime(path, times=None, ns=(mtime_ns + MTIME_NS_TEST, mtime_ns + 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)
logger.debug("Storage item mtime resoultion test set: %d ns" % MTIME_NS_TEST)
mtime_ns = os.stat(path).st_mtime_ns - mtime_ns
logger.debug("Storage item mtime resoultion test get: %d ns" % mtime_ns)
# start analysis
precision = 1
mtime_ns_test = MTIME_NS_TEST