def test_container_sync_deleted(self):
cring = FakeRing()
oring = FakeRing()
cs = sync.ContainerSync({}, container_ring=cring, object_ring=oring)
orig_ContainerBroker = sync.ContainerBroker
try:
sync.ContainerBroker = lambda p: FakeContainerBroker(
p, info={
'account': 'a',
'container': 'c'
}, deleted=False)
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
# This complete match will cause the 1 container failure since the
# broker's info doesn't contain sync point keys
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 1)
sync.ContainerBroker = lambda p: FakeContainerBroker(
p, info={
'account': 'a',
'container': 'c'
}, deleted=True)
# This complete match will not cause any more container failures
# since the broker indicates deletion
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 1)
finally:
sync.ContainerBroker = orig_ContainerBroker
def test_container_stop_at(self):
cring = FakeRing()
oring = FakeRing()
cs = sync.ContainerSync({}, container_ring=cring, object_ring=oring)
orig_ContainerBroker = sync.ContainerBroker
orig_time = sync.time
try:
sync.ContainerBroker = lambda p: FakeContainerBroker(
p,
info={
'account': 'a',
'container': 'c',
'x_container_sync_point1': -1,
'x_container_sync_point2': -1
},
metadata={
'x-container-sync-to': ('http://127.0.0.1/a/c', 1),
'x-container-sync-key': ('key', 1)
},
items_since=['erroneous data'])
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
cs.allowed_sync_hosts = ['127.0.0.1']
# This sync will fail since the items_since data is bad.
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 1)
self.assertEquals(cs.container_skips, 0)
# Set up fake times to make the sync short-circuit as having taken
# too long
fake_times = [
1.0, # Compute the time to move on
100000.0, # Compute if it's time to move on from first loop
100000.0
] # Compute if it's time to move on from second loop
def fake_time():
return fake_times.pop(0)
sync.time = fake_time
# This same sync won't fail since it will look like it took so long
# as to be time to move on (before it ever actually tries to do
# anything).
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 1)
self.assertEquals(cs.container_skips, 0)
finally:
sync.ContainerBroker = orig_ContainerBroker
sync.time = orig_time
def test_run_forever(self):
# This runs runs_forever with fakes to succeed for two loops, the first
# causing a report but no interval sleep, the second no report but an
# interval sleep.
time_calls = [0]
sleep_calls = []
audit_location_generator_calls = [0]
def fake_time():
time_calls[0] += 1
returns = [
1, # Initialized reported time
1, # Start time
3602, # Is it report time (yes)
3602, # Report time
3602, # Elapsed time for "under interval" (no)
3602, # Start time
3603, # Is it report time (no)
3603, # Elapsed time for "under interval" (yes)
]
if time_calls[0] == len(returns) + 1:
raise Exception('we are now done')
return returns[time_calls[0] - 1]
def fake_sleep(amount):
sleep_calls.append(amount)
def fake_audit_location_generator(*args, **kwargs):
audit_location_generator_calls[0] += 1
# Makes .container_sync() short-circuit because 'path' doesn't end
# with .db
return [('path', 'device', 'partition')]
orig_time = sync.time
orig_sleep = sync.sleep
orig_audit_location_generator = sync.audit_location_generator
try:
sync.time = fake_time
sync.sleep = fake_sleep
sync.audit_location_generator = fake_audit_location_generator
cs = sync.ContainerSync({},
container_ring=FakeRing(),
object_ring=FakeRing())
cs.run_forever()
except Exception, err:
if str(err) != 'we are now done':
raise
def test_run_once(self):
# This runs runs_once with fakes twice, the first causing an interim
# report, the second with no interm report.
time_calls = [0]
audit_location_generator_calls = [0]
def fake_time():
time_calls[0] += 1
returns = [
1, # Initialized reported time
1, # Start time
3602, # Is it report time (yes)
3602, # Report time
3602, # End report time
3602, # For elapsed
3602, # Start time
3603, # Is it report time (no)
3604, # End report time
3605, # For elapsed
]
if time_calls[0] == len(returns) + 1:
raise Exception('we are now done')
return returns[time_calls[0] - 1]
def fake_audit_location_generator(*args, **kwargs):
audit_location_generator_calls[0] += 1
# Makes .container_sync() short-circuit because 'path' doesn't end
# with .db
return [('path', 'device', 'partition')]
orig_time = sync.time
orig_audit_location_generator = sync.audit_location_generator
try:
sync.time = fake_time
sync.audit_location_generator = fake_audit_location_generator
cs = sync.ContainerSync({},
container_ring=FakeRing(),
object_ring=FakeRing())
cs.run_once()
self.assertEquals(time_calls, [6])
self.assertEquals(audit_location_generator_calls, [1])
self.assertEquals(cs.reported, 3602)
cs.run_once()
except Exception, err:
if str(err) != 'we are now done':
raise
def test_container_sync_not_my_db(self):
# Db could be there due to handoff replication so test that we ignore
# those.
cring = FakeRing()
oring = FakeRing()
cs = sync.ContainerSync({}, container_ring=cring, object_ring=oring)
orig_ContainerBroker = sync.ContainerBroker
try:
sync.ContainerBroker = lambda p: FakeContainerBroker(
p, info={
'account': 'a',
'container': 'c'
})
cs._myips = ['127.0.0.1'] # No match
cs._myport = 1 # No match
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 0)
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1 # No match
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 0)
cs._myips = ['127.0.0.1'] # No match
cs._myport = 1000 # Match
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 0)
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
# This complete match will cause the 1 container failure since the
# broker's info doesn't contain sync point keys
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 1)
finally:
sync.ContainerBroker = orig_ContainerBroker
def test_init(self):
cring = FakeRing()
oring = FakeRing()
cs = sync.ContainerSync({}, container_ring=cring, object_ring=oring)
self.assertTrue(cs.container_ring is cring)
self.assertTrue(cs.object_ring is oring)
def test_container_sync_row_put(self):
orig_shuffle = sync.shuffle
orig_put_object = sync.put_object
orig_direct_get_object = sync.direct_get_object
try:
sync.shuffle = lambda x: x
def fake_put_object(sync_to,
name=None,
headers=None,
contents=None,
proxy=None):
self.assertEquals(sync_to, 'http://sync/to/path')
self.assertEquals(name, 'object')
self.assertEquals(
headers, {
'x-container-sync-key': 'key',
'x-timestamp': '1.2',
'other-header': 'other header value',
'etag': 'etagvalue'
})
self.assertEquals(contents.read(), 'contents')
self.assertEquals(proxy, 'http://proxy')
sync.put_object = fake_put_object
cs = sync.ContainerSync({},
container_ring=FakeRing(),
object_ring=FakeRing())
cs.proxy = 'http://proxy'
def fake_direct_get_object(node,
part,
account,
container,
obj,
resp_chunk_size=1):
return ({
'other-header': 'other header value',
'etag': '"etagvalue"',
'x-timestamp': '1.2'
}, iter('contents'))
sync.direct_get_object = fake_direct_get_object
# Success as everything says it worked
self.assertTrue(
cs.container_sync_row(
{
'deleted': False,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), {
'account': 'a',
'container': 'c'
}))
self.assertEquals(cs.container_puts, 1)
def fake_direct_get_object(node,
part,
account,
container,
obj,
resp_chunk_size=1):
return ({
'date': 'date value',
'last-modified': 'last modified value',
'x-timestamp': '1.2',
'other-header': 'other header value',
'etag': '"etagvalue"'
}, iter('contents'))
sync.direct_get_object = fake_direct_get_object
# Success as everything says it worked, also checks 'date' and
# 'last-modified' headers are removed and that 'etag' header is
# stripped of double quotes.
self.assertTrue(
cs.container_sync_row(
{
'deleted': False,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), {
'account': 'a',
'container': 'c'
}))
self.assertEquals(cs.container_puts, 2)
exc = []
def fake_direct_get_object(node,
part,
account,
container,
obj,
resp_chunk_size=1):
exc.append(Exception('test exception'))
raise exc[-1]
sync.direct_get_object = fake_direct_get_object
# Fail due to completely unexpected exception
self.assertFalse(
cs.container_sync_row(
{
'deleted': False,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), {
'account': 'a',
'container': 'c'
}))
self.assertEquals(cs.container_puts, 2)
self.assertEquals(len(exc), 1)
self.assertEquals(str(exc[-1]), 'test exception')
def fake_direct_get_object(node,
part,
account,
container,
obj,
resp_chunk_size=1):
exc.append(ClientException('test client exception'))
raise exc[-1]
sync.direct_get_object = fake_direct_get_object
# Fail due to all direct_get_object calls failing
self.assertFalse(
cs.container_sync_row(
{
'deleted': False,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), {
'account': 'a',
'container': 'c'
}))
self.assertEquals(cs.container_puts, 2)
self.assertEquals(len(exc), 4)
self.assertEquals(str(exc[-1]), 'test client exception')
def fake_direct_get_object(node,
part,
account,
container,
obj,
resp_chunk_size=1):
return ({
'other-header': 'other header value',
'x-timestamp': '1.2',
'etag': '"etagvalue"'
}, iter('contents'))
def fake_put_object(sync_to,
name=None,
headers=None,
contents=None,
proxy=None):
raise ClientException('test client exception', http_status=401)
class FakeLogger(object):
def __init__(self):
self.err = ''
self.exc = ''
def info(self, err, *args, **kwargs):
self.err = err
def exception(self, exc, *args, **kwargs):
self.exc = exc
sync.direct_get_object = fake_direct_get_object
sync.put_object = fake_put_object
cs.logger = FakeLogger()
# Fail due to 401
self.assertFalse(
cs.container_sync_row(
{
'deleted': False,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), {
'account': 'a',
'container': 'c'
}))
self.assertEquals(cs.container_puts, 2)
self.assertTrue(cs.logger.err.startswith('Unauth '))
def fake_put_object(sync_to,
name=None,
headers=None,
contents=None,
proxy=None):
raise ClientException('test client exception', http_status=404)
sync.put_object = fake_put_object
# Fail due to 404
self.assertFalse(
cs.container_sync_row(
{
'deleted': False,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), {
'account': 'a',
'container': 'c'
}))
self.assertEquals(cs.container_puts, 2)
self.assertTrue(cs.logger.err.startswith('Not found '))
def fake_put_object(sync_to,
name=None,
headers=None,
contents=None,
proxy=None):
raise ClientException('test client exception', http_status=503)
sync.put_object = fake_put_object
# Fail due to 503
self.assertFalse(
cs.container_sync_row(
{
'deleted': False,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), {
'account': 'a',
'container': 'c'
}))
self.assertEquals(cs.container_puts, 2)
self.assertTrue(cs.logger.exc.startswith('ERROR Syncing '))
finally:
sync.shuffle = orig_shuffle
sync.put_object = orig_put_object
sync.direct_get_object = orig_direct_get_object
def test_container_sync_row_delete(self):
orig_delete_object = sync.delete_object
try:
def fake_delete_object(path, name=None, headers=None, proxy=None):
self.assertEquals(path, 'http://sync/to/path')
self.assertEquals(name, 'object')
self.assertEquals(headers, {
'x-container-sync-key': 'key',
'x-timestamp': '1.2'
})
self.assertEquals(proxy, 'http://proxy')
sync.delete_object = fake_delete_object
cs = sync.ContainerSync({},
container_ring=FakeRing(),
object_ring=FakeRing())
cs.proxy = 'http://proxy'
# Success
self.assertTrue(
cs.container_sync_row(
{
'deleted': True,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), 'info'))
self.assertEquals(cs.container_deletes, 1)
exc = []
def fake_delete_object(path, name=None, headers=None, proxy=None):
exc.append(Exception('test exception'))
raise exc[-1]
sync.delete_object = fake_delete_object
# Failure because of delete_object exception
self.assertFalse(
cs.container_sync_row(
{
'deleted': True,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), 'info'))
self.assertEquals(cs.container_deletes, 1)
self.assertEquals(len(exc), 1)
self.assertEquals(str(exc[-1]), 'test exception')
def fake_delete_object(path, name=None, headers=None, proxy=None):
exc.append(ClientException('test client exception'))
raise exc[-1]
sync.delete_object = fake_delete_object
# Failure because of delete_object exception
self.assertFalse(
cs.container_sync_row(
{
'deleted': True,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), 'info'))
self.assertEquals(cs.container_deletes, 1)
self.assertEquals(len(exc), 2)
self.assertEquals(str(exc[-1]), 'test client exception')
def fake_delete_object(path, name=None, headers=None, proxy=None):
exc.append(
ClientException('test client exception', http_status=404))
raise exc[-1]
sync.delete_object = fake_delete_object
# Success because the object wasn't even found
self.assertTrue(
cs.container_sync_row(
{
'deleted': True,
'name': 'object',
'created_at': '1.2'
}, 'http://sync/to/path', 'key',
FakeContainerBroker('broker'), 'info'))
self.assertEquals(cs.container_deletes, 2)
self.assertEquals(len(exc), 3)
self.assertEquals(str(exc[-1]), 'test client exception: 404')
finally:
sync.delete_object = orig_delete_object
def test_container_second_loop(self):
cring = FakeRing()
oring = FakeRing()
cs = sync.ContainerSync({}, container_ring=cring, object_ring=oring)
orig_ContainerBroker = sync.ContainerBroker
orig_hash_path = sync.hash_path
orig_delete_object = sync.delete_object
try:
# We'll ensure the first loop is always skipped by keeping the two
# sync points equal
def fake_hash_path(account, container, obj, raw_digest=False):
# Ensures that no rows match for second loop, ordinal is 0 and
# all hashes are 1
return '\x01' * 16
sync.hash_path = fake_hash_path
fcb = FakeContainerBroker('path',
info={
'account': 'a',
'container': 'c',
'x_container_sync_point1': -1,
'x_container_sync_point2': -1
},
metadata={
'x-container-sync-to':
('http://127.0.0.1/a/c', 1),
'x-container-sync-key': ('key', 1)
},
items_since=[{
'ROWID': 1,
'name': 'o'
}])
sync.ContainerBroker = lambda p: fcb
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
cs.allowed_sync_hosts = ['127.0.0.1']
cs.container_sync('isa.db')
# Succeeds because no rows match
self.assertEquals(cs.container_failures, 0)
self.assertEquals(cs.container_skips, 0)
self.assertEquals(fcb.sync_point1, 1)
self.assertEquals(fcb.sync_point2, None)
def fake_hash_path(account, container, obj, raw_digest=False):
# Ensures that all rows match for second loop, ordinal is 0 and
# all hashes are 0
return '\x00' * 16
def fake_delete_object(*args, **kwargs):
pass
sync.hash_path = fake_hash_path
sync.delete_object = fake_delete_object
fcb = FakeContainerBroker('path',
info={
'account': 'a',
'container': 'c',
'x_container_sync_point1': -1,
'x_container_sync_point2': -1
},
metadata={
'x-container-sync-to':
('http://127.0.0.1/a/c', 1),
'x-container-sync-key': ('key', 1)
},
items_since=[{
'ROWID': 1,
'name': 'o'
}])
sync.ContainerBroker = lambda p: fcb
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
cs.allowed_sync_hosts = ['127.0.0.1']
cs.container_sync('isa.db')
# Fails because row is missing 'deleted' key
self.assertEquals(cs.container_failures, 1)
self.assertEquals(cs.container_skips, 0)
self.assertEquals(fcb.sync_point1, -1)
self.assertEquals(fcb.sync_point2, -1)
fcb = FakeContainerBroker('path',
info={
'account': 'a',
'container': 'c',
'x_container_sync_point1': -1,
'x_container_sync_point2': -1
},
metadata={
'x-container-sync-to':
('http://127.0.0.1/a/c', 1),
'x-container-sync-key': ('key', 1)
},
items_since=[{
'ROWID': 1,
'name': 'o',
'created_at': '1.2',
'deleted': True
}])
sync.ContainerBroker = lambda p: fcb
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
cs.allowed_sync_hosts = ['127.0.0.1']
cs.container_sync('isa.db')
# Succeeds because row now has 'deleted' key and delete_object
# succeeds
self.assertEquals(cs.container_failures, 1)
self.assertEquals(cs.container_skips, 0)
self.assertEquals(fcb.sync_point1, 1)
self.assertEquals(fcb.sync_point2, None)
finally:
sync.ContainerBroker = orig_ContainerBroker
sync.hash_path = orig_hash_path
sync.delete_object = orig_delete_object
def test_container_sync_no_to_or_key(self):
cring = FakeRing()
oring = FakeRing()
cs = sync.ContainerSync({}, container_ring=cring, object_ring=oring)
orig_ContainerBroker = sync.ContainerBroker
try:
sync.ContainerBroker = lambda p: FakeContainerBroker(
p,
info={
'account': 'a',
'container': 'c',
'x_container_sync_point1': -1,
'x_container_sync_point2': -1
})
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
# This complete match will be skipped since the broker's metadata
# has no x-container-sync-to or x-container-sync-key
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 0)
self.assertEquals(cs.container_skips, 1)
sync.ContainerBroker = lambda p: FakeContainerBroker(
p,
info={
'account': 'a',
'container': 'c',
'x_container_sync_point1': -1,
'x_container_sync_point2': -1
},
metadata={'x-container-sync-to': ('http://127.0.0.1/a/c', 1)})
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
# This complete match will be skipped since the broker's metadata
# has no x-container-sync-key
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 0)
self.assertEquals(cs.container_skips, 2)
sync.ContainerBroker = lambda p: FakeContainerBroker(
p,
info={
'account': 'a',
'container': 'c',
'x_container_sync_point1': -1,
'x_container_sync_point2': -1
},
metadata={'x-container-sync-key': ('key', 1)})
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
# This complete match will be skipped since the broker's metadata
# has no x-container-sync-to
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 0)
self.assertEquals(cs.container_skips, 3)
sync.ContainerBroker = lambda p: FakeContainerBroker(
p,
info={
'account': 'a',
'container': 'c',
'x_container_sync_point1': -1,
'x_container_sync_point2': -1
},
metadata={
'x-container-sync-to': ('http://127.0.0.1/a/c', 1),
'x-container-sync-key': ('key', 1)
})
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
cs.allowed_sync_hosts = []
# This complete match will cause a container failure since the
# sync-to won't validate as allowed.
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 1)
self.assertEquals(cs.container_skips, 3)
sync.ContainerBroker = lambda p: FakeContainerBroker(
p,
info={
'account': 'a',
'container': 'c',
'x_container_sync_point1': -1,
'x_container_sync_point2': -1
},
metadata={
'x-container-sync-to': ('http://127.0.0.1/a/c', 1),
'x-container-sync-key': ('key', 1)
})
cs._myips = ['10.0.0.0'] # Match
cs._myport = 1000 # Match
cs.allowed_sync_hosts = ['127.0.0.1']
# This complete match will succeed completely since the broker
# get_items_since will return no new rows.
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 1)
self.assertEquals(cs.container_skips, 3)
finally:
sync.ContainerBroker = orig_ContainerBroker
def test_container_sync_missing_db(self):
cring = FakeRing()
oring = FakeRing()
cs = sync.ContainerSync({}, container_ring=cring, object_ring=oring)
cs.container_sync('isa.db')
self.assertEquals(cs.container_failures, 1)
def test_container_sync_not_db(self):
cring = FakeRing()
oring = FakeRing()
cs = sync.ContainerSync({}, container_ring=cring, object_ring=oring)
self.assertEquals(cs.container_failures, 0)
