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@@ -191,7 +191,7 @@ Chunk index: {0.total_unique_chunks:20d} {0.total_chunks:20d}"""
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def _read_files(self):
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self.files = {}
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- self._newest_mtime = 0
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+ self._newest_mtime = None
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logger.debug('Reading files cache ...')
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with open(os.path.join(self.path, 'files'), 'rb') as fd:
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u = msgpack.Unpacker(use_list=True)
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@@ -222,6 +222,9 @@ Chunk index: {0.total_unique_chunks:20d} {0.total_chunks:20d}"""
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if not self.txn_active:
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return
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if self.files is not None:
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+ if self._newest_mtime is None:
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+ # was never set because no files were modified/added
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+ self._newest_mtime = 2 ** 63 - 1 # nanoseconds, good until y2262
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ttl = int(os.environ.get('BORG_FILES_CACHE_TTL', 20))
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with open(os.path.join(self.path, 'files'), 'wb') as fd:
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for path_hash, item in self.files.items():
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@@ -451,4 +454,4 @@ Chunk index: {0.total_unique_chunks:20d} {0.total_chunks:20d}"""
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# Entry: Age, inode, size, mtime, chunk ids
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mtime_ns = st.st_mtime_ns
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self.files[path_hash] = msgpack.packb((0, st.st_ino, st.st_size, int_to_bigint(mtime_ns), ids))
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- self._newest_mtime = max(self._newest_mtime, mtime_ns)
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+ self._newest_mtime = max(self._newest_mtime or 0, mtime_ns)
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TW