third-party-mirrors/zfs_autobackup
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more tests

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This commit is contained in:
Edwin Eefting 2020-07-17 18:15:20 +02:00
parent 9fe13a4207
commit 51c15ec618
2 changed files with 25 additions and 5 deletions
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2
README.md
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@ -301,7 +301,7 @@ Note that the thinner will ONLY destroy snapshots that are matching the naming p
### Destroying missing datasets
When a dataset has been destroyed on the source, but still exists on the target we call it a missing dataset. Missing datasets will be still thinned out according to the schedule.
When a dataset has been destroyed or deselected on the source, but still exists on the target we call it a missing dataset. Missing datasets will be still thinned out according to the schedule.
The final snapshot will never be destroyed, unless you specify a **deadline** with the `--destroy-missing` option:

28
test_destroymissing.py
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@ -29,6 +29,24 @@ class TestZfsNode(unittest2.TestCase):
self.assertNotIn(": Destroy missing", buf.getvalue())
with self.subTest("missing dataset of us that still has children"):
#just deselect it so it counts as 'missing'
shelltest("zfs set autobackup:test=child test_source1/fs1")
with OutputIO() as buf:
with redirect_stdout(buf), redirect_stderr(buf):
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --no-snapshot --destroy-missing 0s".split(" ")).run())
print(buf.getvalue())
#should have done the snapshot cleanup for destoy missing:
self.assertIn("fs1@test-10101111000000: Destroying", buf.getvalue())
self.assertIn("fs1: Destroy missing: Still has children here.", buf.getvalue())
shelltest("zfs inherit autobackup:test test_source1/fs1")
with self.subTest("Normal destroyed leaf"):
shelltest("zfs destroy -r test_source1/fs1/sub")
@ -60,9 +78,8 @@ class TestZfsNode(unittest2.TestCase):
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --no-snapshot --destroy-missing 0s".split(" ")).run())
print(buf.getvalue())
#should have done the snapshot cleanup for destoy missing:
self.assertIn("fs1@test-10101111000000: Destroying", buf.getvalue())
#but cant finish because still in use:
#cant finish because still in use:
self.assertIn("fs1: Destroy missing: Still in use", buf.getvalue())
shelltest("zfs destroy test_target1/test_source1/fs1@other1")
@ -102,6 +119,10 @@ class TestZfsNode(unittest2.TestCase):
#on second run it sees the dangling ex-parent but doesnt know what to do with it (since it has no own snapshot)
self.assertIn("test_source1: Destroy missing: has no snapshots made by us.", buf.getvalue())
#end result
r=shelltest("zfs list -H -o name -r -t all test_target1")
self.assertMultiLineEqual(r,"""
test_target1
@ -112,4 +133,3 @@ test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-10101111000000
test_target1/test_source2/fs2/sub@test-20101111000000
""")