zfs_autobackup/tests/test_zfsautobackup.py

911 lines
35 KiB
Python

from zfs_autobackup.CmdPipe import CmdPipe
from basetest import *
import time
from zfs_autobackup.LogConsole import LogConsole
class TestZfsAutobackup(unittest2.TestCase):
def setUp(self):
prepare_zpools()
self.longMessage=True
def test_invalidpars(self):
self.assertEqual(ZfsAutobackup("test test_target1 --no-progress --keep-source -1".split(" ")).run(), 255)
with OutputIO() as buf:
with redirect_stdout(buf):
self.assertEqual(ZfsAutobackup("test test_target1 --no-progress --resume --verbose --no-snapshot".split(" ")).run(), 0)
print(buf.getvalue())
self.assertIn("The --resume", buf.getvalue())
with OutputIO() as buf:
with redirect_stderr(buf):
self.assertEqual(ZfsAutobackup("test test_target_nonexisting --no-progress".split(" ")).run(), 255)
print(buf.getvalue())
# correct message?
self.assertIn("Please create this dataset", buf.getvalue())
def test_snapshotmode(self):
"""test snapshot tool mode"""
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test --no-progress --verbose".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000000
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs3
test_source2/fs3/sub
test_target1
""")
def test_defaults(self):
self.maxDiff=2000
with self.subTest("no datasets selected"):
with OutputIO() as buf:
with redirect_stderr(buf):
with mocktime("20101111000000"):
self.assertTrue(ZfsAutobackup("nonexisting test_target1 --verbose --debug --no-progress".split(" ")).run())
print(buf.getvalue())
#correct message?
self.assertIn("No source filesystems selected", buf.getvalue())
with self.subTest("defaults with full verbose and debug"):
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --debug --no-progress".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000000
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
""")
with self.subTest("bare defaults, allow empty"):
with mocktime("20101111000001"):
self.assertFalse(ZfsAutobackup("test test_target1 --allow-empty --no-progress".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000000
test_source1/fs1@test-20101111000001
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source1/fs1/sub@test-20101111000001
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs2/sub@test-20101111000001
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1@test-20101111000001
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source1/fs1/sub@test-20101111000001
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
test_target1/test_source2/fs2/sub@test-20101111000001
""")
with self.subTest("verify holds"):
r=shelltest("zfs get -r userrefs test_source1 test_source2 test_target1")
self.assertMultiLineEqual(r,"""
NAME PROPERTY VALUE SOURCE
test_source1 userrefs - -
test_source1/fs1 userrefs - -
test_source1/fs1@test-20101111000000 userrefs 0 -
test_source1/fs1@test-20101111000001 userrefs 1 -
test_source1/fs1/sub userrefs - -
test_source1/fs1/sub@test-20101111000000 userrefs 0 -
test_source1/fs1/sub@test-20101111000001 userrefs 1 -
test_source2 userrefs - -
test_source2/fs2 userrefs - -
test_source2/fs2/sub userrefs - -
test_source2/fs2/sub@test-20101111000000 userrefs 0 -
test_source2/fs2/sub@test-20101111000001 userrefs 1 -
test_source2/fs3 userrefs - -
test_source2/fs3/sub userrefs - -
test_target1 userrefs - -
test_target1/test_source1 userrefs - -
test_target1/test_source1/fs1 userrefs - -
test_target1/test_source1/fs1@test-20101111000000 userrefs 0 -
test_target1/test_source1/fs1@test-20101111000001 userrefs 1 -
test_target1/test_source1/fs1/sub userrefs - -
test_target1/test_source1/fs1/sub@test-20101111000000 userrefs 0 -
test_target1/test_source1/fs1/sub@test-20101111000001 userrefs 1 -
test_target1/test_source2 userrefs - -
test_target1/test_source2/fs2 userrefs - -
test_target1/test_source2/fs2/sub userrefs - -
test_target1/test_source2/fs2/sub@test-20101111000000 userrefs 0 -
test_target1/test_source2/fs2/sub@test-20101111000001 userrefs 1 -
""")
#make sure time handling is correctly. try to make snapshots a year appart and verify that only snapshots mostly 1y old are kept
#So in this case we only want to see 2 snapshots of 2011, and none of the 2010's anymore.
with self.subTest("test time checking"):
with mocktime("20111211000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --allow-empty --verbose --no-progress".split(" ")).run())
with mocktime("20111211000001"):
self.assertFalse(ZfsAutobackup("test test_target1 --allow-empty --verbose --keep-source 1y1y --keep-target 1d1y --no-progress".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@test-20111211000000
test_source1/fs1@test-20111211000001
test_source1/fs1/sub
test_source1/fs1/sub@test-20111211000000
test_source1/fs1/sub@test-20111211000001
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20111211000000
test_source2/fs2/sub@test-20111211000001
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20111211000000
test_target1/test_source1/fs1@test-20111211000001
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20111211000000
test_target1/test_source1/fs1/sub@test-20111211000001
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20111211000000
test_target1/test_source2/fs2/sub@test-20111211000001
""")
def test_ignore_othersnaphots(self):
r=shelltest("zfs snapshot test_source1/fs1@othersimple")
r=shelltest("zfs snapshot test_source1/fs1@otherdate-20001111000000")
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@othersimple
test_source1/fs1@otherdate-20001111000000
test_source1/fs1@test-20101111000000
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
""")
def test_othersnaphots(self):
r=shelltest("zfs snapshot test_source1/fs1@othersimple")
r=shelltest("zfs snapshot test_source1/fs1@otherdate-20001111000000")
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --other-snapshots".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@othersimple
test_source1/fs1@otherdate-20001111000000
test_source1/fs1@test-20101111000000
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@othersimple
test_target1/test_source1/fs1@otherdate-20001111000000
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
""")
def test_nosnapshot(self):
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --no-snapshot --no-progress".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
#(only parents are created )
#TODO: it probably shouldn't create these
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1/sub
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source2
test_target1/test_source2/fs2
""")
def test_nosend(self):
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --no-send --no-progress".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000000
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs3
test_source2/fs3/sub
test_target1
""")
def test_ignorereplicated(self):
r=shelltest("zfs snapshot test_source1/fs1@otherreplication")
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --ignore-replicated".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@otherreplication
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
""")
def test_noholds(self):
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --no-holds --no-progress".split(" ")).run())
r=shelltest("zfs get -r userrefs test_source1 test_source2 test_target1")
self.assertMultiLineEqual(r,"""
NAME PROPERTY VALUE SOURCE
test_source1 userrefs - -
test_source1/fs1 userrefs - -
test_source1/fs1@test-20101111000000 userrefs 0 -
test_source1/fs1/sub userrefs - -
test_source1/fs1/sub@test-20101111000000 userrefs 0 -
test_source2 userrefs - -
test_source2/fs2 userrefs - -
test_source2/fs2/sub userrefs - -
test_source2/fs2/sub@test-20101111000000 userrefs 0 -
test_source2/fs3 userrefs - -
test_source2/fs3/sub userrefs - -
test_target1 userrefs - -
test_target1/test_source1 userrefs - -
test_target1/test_source1/fs1 userrefs - -
test_target1/test_source1/fs1@test-20101111000000 userrefs 0 -
test_target1/test_source1/fs1/sub userrefs - -
test_target1/test_source1/fs1/sub@test-20101111000000 userrefs 0 -
test_target1/test_source2 userrefs - -
test_target1/test_source2/fs2 userrefs - -
test_target1/test_source2/fs2/sub userrefs - -
test_target1/test_source2/fs2/sub@test-20101111000000 userrefs 0 -
""")
def test_strippath(self):
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --strip-path=1 --no-progress".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000000
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/fs1
test_target1/fs1@test-20101111000000
test_target1/fs1/sub
test_target1/fs1/sub@test-20101111000000
test_target1/fs2
test_target1/fs2/sub
test_target1/fs2/sub@test-20101111000000
""")
def test_strippath_collision(self):
with self.assertRaisesRegexp(Exception,"collision"):
ZfsAutobackup("test test_target1 --verbose --strip-path=2 --no-progress --debug".split(" ")).run()
def test_strippath_toomuch(self):
with self.assertRaisesRegexp(Exception,"too much"):
ZfsAutobackup("test test_target1 --verbose --strip-path=3 --no-progress --debug".split(" ")).run()
def test_clearrefres(self):
#on zfs utils 0.6.x -x isnt supported
r=shelltest("zfs recv -x bla test >/dev/null </dev/zero; echo $?")
if r=="\n2\n":
self.skipTest("This zfs-userspace version doesnt support -x")
r=shelltest("zfs set refreservation=1M test_source1/fs1")
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --clear-refreservation".split(" ")).run())
r=shelltest("zfs get -r refreservation test_source1 test_source2 test_target1")
self.assertMultiLineEqual(r,"""
NAME PROPERTY VALUE SOURCE
test_source1 refreservation none default
test_source1/fs1 refreservation 1M local
test_source1/fs1@test-20101111000000 refreservation - -
test_source1/fs1/sub refreservation none default
test_source1/fs1/sub@test-20101111000000 refreservation - -
test_source2 refreservation none default
test_source2/fs2 refreservation none default
test_source2/fs2/sub refreservation none default
test_source2/fs2/sub@test-20101111000000 refreservation - -
test_source2/fs3 refreservation none default
test_source2/fs3/sub refreservation none default
test_target1 refreservation none default
test_target1/test_source1 refreservation none default
test_target1/test_source1/fs1 refreservation none default
test_target1/test_source1/fs1@test-20101111000000 refreservation - -
test_target1/test_source1/fs1/sub refreservation none default
test_target1/test_source1/fs1/sub@test-20101111000000 refreservation - -
test_target1/test_source2 refreservation none default
test_target1/test_source2/fs2 refreservation none default
test_target1/test_source2/fs2/sub refreservation none default
test_target1/test_source2/fs2/sub@test-20101111000000 refreservation - -
""")
def test_clearmount(self):
#on zfs utils 0.6.x -o isnt supported
r=shelltest("zfs recv -o bla=1 test >/dev/null </dev/zero; echo $?")
if r=="\n2\n":
self.skipTest("This zfs-userspace version doesnt support -o")
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --clear-mountpoint --debug".split(" ")).run())
r=shelltest("zfs get -r canmount test_source1 test_source2 test_target1")
self.assertMultiLineEqual(r,"""
NAME PROPERTY VALUE SOURCE
test_source1 canmount on default
test_source1/fs1 canmount on default
test_source1/fs1@test-20101111000000 canmount - -
test_source1/fs1/sub canmount on default
test_source1/fs1/sub@test-20101111000000 canmount - -
test_source2 canmount on default
test_source2/fs2 canmount on default
test_source2/fs2/sub canmount on default
test_source2/fs2/sub@test-20101111000000 canmount - -
test_source2/fs3 canmount on default
test_source2/fs3/sub canmount on default
test_target1 canmount on default
test_target1/test_source1 canmount off local
test_target1/test_source1/fs1 canmount noauto local
test_target1/test_source1/fs1@test-20101111000000 canmount - -
test_target1/test_source1/fs1/sub canmount noauto local
test_target1/test_source1/fs1/sub@test-20101111000000 canmount - -
test_target1/test_source2 canmount off local
test_target1/test_source2/fs2 canmount off local
test_target1/test_source2/fs2/sub canmount noauto local
test_target1/test_source2/fs2/sub@test-20101111000000 canmount - -
""")
def test_rollback(self):
#initial backup
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose".split(" ")).run())
#make change
r=shelltest("touch /test_target1/test_source1/fs1/change.txt")
with mocktime("20101111000001"):
#should fail (busy)
self.assertTrue(ZfsAutobackup("test test_target1 --no-progress --verbose --allow-empty".split(" ")).run())
with mocktime("20101111000002"):
#rollback, should succeed
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --allow-empty --rollback".split(" ")).run())
def test_destroyincompat(self):
#initial backup
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose".split(" ")).run())
#add multiple compatible snapshot (written is still 0)
r=shelltest("zfs snapshot test_target1/test_source1/fs1@compatible1")
r=shelltest("zfs snapshot test_target1/test_source1/fs1@compatible2")
with mocktime("20101111000001"):
#should be ok, is compatible
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --allow-empty".split(" ")).run())
#add incompatible snapshot by changing and snapshotting
r=shelltest("touch /test_target1/test_source1/fs1/change.txt")
r=shelltest("zfs snapshot test_target1/test_source1/fs1@incompatible1")
with mocktime("20101111000002"):
#--test should fail, now incompatible
self.assertTrue(ZfsAutobackup("test test_target1 --no-progress --verbose --allow-empty --test".split(" ")).run())
with mocktime("20101111000002"):
#should fail, now incompatible
self.assertTrue(ZfsAutobackup("test test_target1 --no-progress --verbose --allow-empty".split(" ")).run())
with mocktime("20101111000003"):
#--test should succeed by destroying incompatibles
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --allow-empty --destroy-incompatible --test".split(" ")).run())
with mocktime("20101111000003"):
#should succeed by destroying incompatibles
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --allow-empty --destroy-incompatible".split(" ")).run())
r = shelltest("zfs list -H -o name -r -t all test_target1")
self.assertMultiLineEqual(r, """
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1@compatible1
test_target1/test_source1/fs1@compatible2
test_target1/test_source1/fs1@test-20101111000001
test_target1/test_source1/fs1@test-20101111000002
test_target1/test_source1/fs1@test-20101111000003
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source1/fs1/sub@test-20101111000001
test_target1/test_source1/fs1/sub@test-20101111000002
test_target1/test_source1/fs1/sub@test-20101111000003
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
test_target1/test_source2/fs2/sub@test-20101111000001
test_target1/test_source2/fs2/sub@test-20101111000002
test_target1/test_source2/fs2/sub@test-20101111000003
""")
def test_ssh(self):
#test all ssh directions
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --allow-empty --ssh-source localhost --exclude-received".split(" ")).run())
with mocktime("20101111000001"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --allow-empty --ssh-target localhost --exclude-received".split(" ")).run())
with mocktime("20101111000002"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --allow-empty --ssh-source localhost --ssh-target localhost".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000000
test_source1/fs1@test-20101111000001
test_source1/fs1@test-20101111000002
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source1/fs1/sub@test-20101111000001
test_source1/fs1/sub@test-20101111000002
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs2/sub@test-20101111000001
test_source2/fs2/sub@test-20101111000002
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1@test-20101111000001
test_target1/test_source1/fs1@test-20101111000002
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source1/fs1/sub@test-20101111000001
test_target1/test_source1/fs1/sub@test-20101111000002
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
test_target1/test_source2/fs2/sub@test-20101111000001
test_target1/test_source2/fs2/sub@test-20101111000002
""")
def test_minchange(self):
#initial
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --min-change 100000".split(" ")).run())
#make small change, use umount to reflect the changes immediately
r=shelltest("zfs set compress=off test_source1")
r=shelltest("touch /test_source1/fs1/change.txt")
r=shelltest("zfs umount test_source1/fs1; zfs mount test_source1/fs1")
#too small change, takes no snapshots
with mocktime("20101111000001"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --min-change 100000".split(" ")).run())
#make big change
r=shelltest("dd if=/dev/zero of=/test_source1/fs1/change.txt bs=200000 count=1")
r=shelltest("zfs umount test_source1/fs1; zfs mount test_source1/fs1")
#bigger change, should take snapshot
with mocktime("20101111000002"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --min-change 100000".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000000
test_source1/fs1@test-20101111000002
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1@test-20101111000002
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
""")
def test_test(self):
#initial
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --test".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1/sub
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs3
test_source2/fs3/sub
test_target1
""")
#actual make initial backup
with mocktime("20101111000001"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose".split(" ")).run())
#test incremental
with mocktime("20101111000002"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --allow-empty --verbose --test".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000001
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000001
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000001
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000001
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000001
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000001
""")
def test_migrate(self):
"""test migration from other snapshotting systems. zfs-autobackup should be able to continue from any common snapshot, not just its own."""
shelltest("zfs snapshot test_source1/fs1@migrate1")
shelltest("zfs create test_target1/test_source1")
shelltest("zfs send test_source1/fs1@migrate1| zfs recv test_target1/test_source1/fs1")
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose".split(" ")).run())
r=shelltest("zfs list -H -o name -r -t all "+TEST_POOLS)
self.assertMultiLineEqual(r,"""
test_source1
test_source1/fs1
test_source1/fs1@migrate1
test_source1/fs1@test-20101111000000
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@migrate1
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
""")
def test_keep0(self):
"""test if keep-source=0 and keep-target=0 dont delete common snapshot and break backup"""
with mocktime("20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --keep-source=0 --keep-target=0".split(" ")).run())
#make snapshot, shouldnt delete 0
with mocktime("20101111000001"):
self.assertFalse(ZfsAutobackup("test --no-progress --verbose --keep-source=0 --keep-target=0 --allow-empty".split(" ")).run())
#make snapshot 2, shouldnt delete 0 since it has holds, but will delete 1 since it has no holds
with mocktime("20101111000002"):
self.assertFalse(ZfsAutobackup("test --no-progress --verbose --keep-source=0 --keep-target=0 --allow-empty".split(" ")).run())
r = shelltest("zfs list -H -o name -r -t all " + TEST_POOLS)
self.assertMultiLineEqual(r, """
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000000
test_source1/fs1@test-20101111000002
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000000
test_source1/fs1/sub@test-20101111000002
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000000
test_source2/fs2/sub@test-20101111000002
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
""")
#make another backup but with no-holds. we should naturally endup with only number 3
with mocktime("20101111000003"):
self.assertFalse(ZfsAutobackup("test test_target1 --no-progress --verbose --keep-source=0 --keep-target=0 --no-holds --allow-empty".split(" ")).run())
r = shelltest("zfs list -H -o name -r -t all " + TEST_POOLS)
self.assertMultiLineEqual(r, """
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000003
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000003
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000003
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000003
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000003
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000003
""")
# run with snapshot-only for 4, since we used no-holds, it will delete 3 on the source, breaking the backup
with mocktime("20101111000004"):
self.assertFalse(ZfsAutobackup("test --no-progress --verbose --keep-source=0 --keep-target=0 --allow-empty".split(" ")).run())
r = shelltest("zfs list -H -o name -r -t all " + TEST_POOLS)
self.assertMultiLineEqual(r, """
test_source1
test_source1/fs1
test_source1/fs1@test-20101111000004
test_source1/fs1/sub
test_source1/fs1/sub@test-20101111000004
test_source2
test_source2/fs2
test_source2/fs2/sub
test_source2/fs2/sub@test-20101111000004
test_source2/fs3
test_source2/fs3/sub
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000003
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000003
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000003
""")
def test_progress(self):
r=shelltest("dd if=/dev/urandom of=/test_source1/data.txt bs=5M count=1")
r = shelltest("zfs snapshot test_source1@test")
l=LogConsole(show_verbose=True, show_debug=True, color=False)
n=ZfsNode(utc=False, snapshot_time_format="bla", hold_name="bla", logger=l)
d=ZfsDataset(n,"test_source1@test")
sp=d.send_pipe([], prev_snapshot=None, resume_token=None, show_progress=True, raw=False, send_pipes=[], send_properties=True, write_embedded=True, zfs_compressed=True)
with OutputIO() as buf:
with redirect_stderr(buf):
try:
p=n.run(["mbuffer", "-R1M", "-m4096", "-o" ,"/dev/null"], inp=sp)
# p=n.run(["dd", "of=/dev/null"], inp=sp)
except:
pass
print(list(buf.getvalue()))
# correct message?
self.assertRegex(buf.getvalue(),".*>>> .*minutes left.*")