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Implement snapshot deletion

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This commit is contained in:
Eric Torres 2019-04-17 12:19:12 -07:00
parent 5d6a1e1f7d
commit 31a66fb438
1 changed files with 17 additions and 1 deletions
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18
rbackup/struct/repository.py
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@ -58,13 +58,22 @@ class Repository(Hierarchy):
>>> 'test' in Repository('backup') >>> 'test' in Repository('backup')
True True
Number of snapshots in a repository can be checked as well Number of snapshots in a repository can be checked as well.
:: ::
>>> Repository('backup').create_snapshot() >>> Repository('backup').create_snapshot()
>>> len(Repository('backup')) >>> len(Repository('backup'))
1 1
Individual snapshots can be deleted from a repository by index.
::
>>> r = Repository('backup')
>>> r.create_snapshot() # doctest: +ELLIPSIS
...
>>> del r[0]
""" """
"""Snapshots are serialized as their names relative to the repository """Snapshots are serialized as their names relative to the repository
@ -103,8 +112,15 @@ class Repository(Hierarchy):
:param index: index of snapshot to delete :param index: index of snapshot to delete
:type index: int :type index: int
""" """
snapshot_to_delete = self._snapshots[index]
# TODO add logic for deleting snapshot pointed to by self.snapshot_symlink
snapshot_to_delete.cleanup()
del self._snapshots[index] del self._snapshots[index]
del self._snapshot_metadata[index] del self._snapshot_metadata[index]
self.write_metadata(self._snapshot_metadata)
def __getitem__(self, idx): def __getitem__(self, idx):
"""Retrieve a Snapshot at a certain index.""" """Retrieve a Snapshot at a certain index."""