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add obscure kernel test

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Edwin Eefting 2023-10-12 22:19:30 +02:00
parent 439ea6a3bc
commit a62e793247
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1 changed files with 63 additions and 0 deletions
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tests/test_encryption.py
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@ -223,4 +223,67 @@ test_target1/test_source1/fs1/sub encryptionroot -
test_target1/test_source2 encryptionroot - -
test_target1/test_source2/fs2 encryptionroot - -
test_target1/test_source2/fs2/sub encryptionroot - -
""")
def test_resume_encrypt_with_no_key(self):
"""test what happens if target encryption key not loaded (this led to a kernel crash of freebsd with 2.1.x i think) while trying to resume"""
self.prepare_encrypted_dataset("11111111", "test_source1/fs1/encryptedsource")
self.prepare_encrypted_dataset("22222222", "test_target1/encryptedtarget")
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1/encryptedtarget --verbose --no-progress --encrypt --allow-empty --exclude-received --clear-mountpoint".split(" ")).run())
r = shelltest("zfs set compress=off test_source1 test_target1")
# big change on source
r = shelltest("dd if=/dev/zero of=/test_source1/fs1/data bs=250M count=1")
# waste space on target
r = shelltest("dd if=/dev/zero of=/test_target1/waste bs=250M count=1")
# should fail and leave resume token
with mocktime("20101111000001"):
self.assertTrue(ZfsAutobackup(
"test test_target1/encryptedtarget --verbose --no-progress --encrypt --exclude-received --allow-empty --clear-mountpoint".split(
" ")).run())
#
# free up space
r = shelltest("rm /test_target1/waste")
# sync
r = shelltest("zfs umount test_target1")
r = shelltest("zfs mount test_target1")
#
# #unload key
shelltest("zfs unload-key test_target1/encryptedtarget")
# resume
with mocktime("20101111000001"):
self.assertEqual(ZfsAutobackup(
"test test_target1/encryptedtarget --verbose --no-progress --encrypt --exclude-received --allow-empty --no-snapshot --clear-mountpoint".split(
" ")).run(),3)
r = shelltest("zfs get -r -t all encryptionroot test_target1")
self.assertEqual(r, """
NAME PROPERTY VALUE SOURCE
test_target1 encryptionroot - -
test_target1/encryptedtarget encryptionroot test_target1/encryptedtarget -
test_target1/encryptedtarget/test_source1 encryptionroot test_target1/encryptedtarget -
test_target1/encryptedtarget/test_source1/fs1 encryptionroot test_target1/encryptedtarget -
test_target1/encryptedtarget/test_source1/fs1@test-20101111000000 encryptionroot test_target1/encryptedtarget -
test_target1/encryptedtarget/test_source1/fs1/encryptedsource encryptionroot test_target1/encryptedtarget/test_source1/fs1/encryptedsource -
test_target1/encryptedtarget/test_source1/fs1/encryptedsource@test-20101111000000 encryptionroot test_target1/encryptedtarget/test_source1/fs1/encryptedsource -
test_target1/encryptedtarget/test_source1/fs1/encryptedsource@test-20101111000001 encryptionroot test_target1/encryptedtarget/test_source1/fs1/encryptedsource -
test_target1/encryptedtarget/test_source1/fs1/sub encryptionroot test_target1/encryptedtarget -
test_target1/encryptedtarget/test_source1/fs1/sub@test-20101111000000 encryptionroot test_target1/encryptedtarget -
test_target1/encryptedtarget/test_source2 encryptionroot test_target1/encryptedtarget -
test_target1/encryptedtarget/test_source2/fs2 encryptionroot test_target1/encryptedtarget -
test_target1/encryptedtarget/test_source2/fs2/sub encryptionroot test_target1/encryptedtarget -
test_target1/encryptedtarget/test_source2/fs2/sub@test-20101111000000 encryptionroot test_target1/encryptedtarget -
""")