def _run(self, thread):
if time.time() - self.heartbeat >= 15:
self.heartbeat = time.time()
self._log_status('PUTS')
name = uuid.uuid4().hex
if self.object_sources:
source = random.choice(self.files)
elif self.upper_object_size > self.lower_object_size:
source = SourceFile(random.randint(self.lower_object_size,
self.upper_object_size))
else:
source = SourceFile(self.object_size)
device = random.choice(self.devices)
partition = str(random.randint(1, 3000))
container_name = random.choice(self.containers)
with self.connection() as conn:
try:
if self.use_proxy:
client.put_object(self.url, self.token,
container_name, name, source,
content_length=len(source),
http_conn=conn)
else:
node = {'ip': self.ip, 'port': self.port, 'device': device}
direct_client.direct_put_object(node, partition,
self.account,
container_name, name,
source,
content_length=len(source))
except client.ClientException as e:
self.logger.debug(str(e))
self.failures += 1
else:
self.names.append((device, partition, name, container_name))
self.complete += 1
def _run(self, thread):
if time.time() - self.heartbeat >= 15:
self.heartbeat = time.time()
self._log_status("PUTS")
name = uuid.uuid4().hex
if self.object_sources:
source = random.choice(self.files)
else:
source = "0" * self.object_size
device = random.choice(self.devices)
partition = str(random.randint(1, 3000))
container_name = random.choice(self.containers)
with self.connection() as conn:
try:
if self.use_proxy:
client.put_object(
self.url, self.token, container_name, name, source, content_length=len(source), http_conn=conn
)
else:
node = {"ip": self.ip, "port": self.port, "device": device}
direct_client.direct_put_object(
node, partition, self.account, container_name, name, source, content_length=len(source)
)
except client.ClientException, e:
self.logger.debug(str(e))
self.failures += 1
def _run(self, thread):
if time.time() - self.heartbeat >= 15:
self.heartbeat = time.time()
self._log_status('PUTS')
name = uuid.uuid4().hex
if self.object_sources:
source = random.choice(self.files)
elif self.upper_object_size > self.lower_object_size:
source = SourceFile(random.randint(self.lower_object_size,
self.upper_object_size))
else:
source = SourceFile(self.object_size)
device = random.choice(self.devices)
partition = str(random.randint(1, 3000))
container_name = random.choice(self.containers)
with self.connection() as conn:
try:
if self.use_proxy:
client.put_object(self.url, self.token,
container_name, name, source,
content_length=len(source),
http_conn=conn)
else:
node = {'ip': self.ip, 'port': self.port, 'device': device}
direct_client.direct_put_object(node, partition,
self.account,
container_name, name,
source,
content_length=len(source))
except client.ClientException as e:
self.logger.debug(str(e))
self.failures += 1
else:
self.names.append((device, partition, name, container_name))
self.complete += 1
def test_direct_put_object_fail(self):
contents = io.BytesIO(b'123456')
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_put_object(self.node, self.part,
self.account, self.container,
self.obj, contents)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(raised.exception.http_status, 500)
def test_direct_put_object_fail(self):
contents = six.BytesIO(b'123456')
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_put_object(
self.node, self.part, self.account, self.container,
self.obj, contents)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(raised.exception.http_status, 500)
def reconstruct_fa(self, conn, target, job):
"""
Use internal client to rebuild the object data needed to reconstruct
the fragment archive that is missing on the target node.
:param conn: a KineticClient connection to the device which has the
object metadata for the fragment archive we're rebuilding
:param target: the ring node which is missing the fragment archive
:param job: the job dict
"""
key_info = split_key(job['key'])
# get object info from conn
resp = conn.get(job['key'])
entry = resp.wait()
info = msgpack.unpackb(entry.value)
# internal client GET
account, container, obj = split_path(
info['name'], 3, rest_with_last=True)
status, headers, body_iter = self.swift.get_object(
account, container, obj, {})
if status // 100 != 2:
return False
if headers['x-timestamp'] != key_info['timestamp']:
return False
for header in ('etag', 'content-length'):
headers.pop(header, None)
headers.update({
'X-Object-Sysmeta-Ec-Frag-Index': target['index'],
'X-Backend-Storage-Policy-Index': int(job['policy']),
})
# make ec_frag body iter
def make_segment_iter(segment_size):
segment_buff = ''
for chunk in body_iter:
if not chunk:
break
segment_buff += chunk
if len(segment_buff) >= segment_size:
yield segment_buff[:segment_size]
segment_buff = segment_buff[segment_size:]
if segment_buff:
yield segment_buff
def make_frag_iter(policy, frag_index):
for segment in make_segment_iter(policy.ec_segment_size):
yield policy.pyeclib_driver.encode(segment)[frag_index]
# direct client PUT
direct_put_object(target, job['part'], account, container, obj,
make_frag_iter(job['policy'], target['index']),
headers=headers)
def test_direct_put_object_fail(self):
contents = six.StringIO('123456')
with mocked_http_conn(500) as conn:
try:
direct_client.direct_put_object(
self.node, self.part, self.account, self.container,
self.obj, contents)
except ClientException as err:
pass
else:
self.fail('ClientException not raised')
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(err.http_status, 500)
def test_direct_put_object_chunked(self):
contents = six.StringIO('123456')
with mocked_http_conn(200) as conn:
resp = direct_client.direct_put_object(
self.node, self.part, self.account, self.container, self.obj,
contents)
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(md5('6\r\n123456\r\n0\r\n\r\n').hexdigest(), resp)
def test_direct_put_object_with_content_length(self):
contents = StringIO.StringIO('123456')
with mocked_http_conn(200) as conn:
resp = direct_client.direct_put_object(
self.node, self.part, self.account, self.container, self.obj,
contents, 6)
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(md5('123456').hexdigest(), resp)
def test_direct_put_object_header_content_length(self):
contents = six.StringIO('123456')
stub_headers = HeaderKeyDict({
'Content-Length': '6'})
with mocked_http_conn(200) as conn:
resp = direct_client.direct_put_object(
self.node, self.part, self.account, self.container, self.obj,
contents, headers=stub_headers)
self.assertEqual('PUT', conn.method)
self.assertEqual(conn.req_headers['Content-length'], '6')
self.assertEqual(md5('123456').hexdigest(), resp)
def test_direct_put_object_args(self):
# One test to cover all missing checks
contents = ""
with mocked_http_conn(200) as conn:
resp = direct_client.direct_put_object(
self.node, self.part, self.account, self.container, self.obj,
contents, etag="testing-etag", content_type='Text')
self.assertEqual('PUT', conn.method)
self.assertEqual(self.obj_path, conn.path)
self.assertEqual(conn.req_headers['Content-Length'], '0')
self.assertEqual(conn.req_headers['Content-Type'], 'Text')
self.assertEqual(md5('0\r\n\r\n').hexdigest(), resp)
def test_direct_put_object_with_content_length(self):
contents = io.BytesIO(b'123456')
with mocked_http_conn(200) as conn:
resp = direct_client.direct_put_object(self.node, self.part,
self.account,
self.container, self.obj,
contents, 6)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(
md5(b'123456', usedforsecurity=False).hexdigest(), resp)
def test_direct_put_object_chunked(self):
node = {'ip': '1.2.3.4', 'port': '6000', 'device': 'sda'}
part = '0'
account = 'a'
container = 'c'
name = 'o'
contents = StringIO.StringIO('123456')
was_http_connector = direct_client.http_connect
direct_client.http_connect = mock_http_connect(200)
resp = direct_client.direct_put_object(node, part, account,
container, name, contents)
self.assertEqual(md5('6\r\n123456\r\n0\r\n\r\n').hexdigest(), resp)
direct_client.http_connect = was_http_connector
def test_direct_put_object_header_content_length(self):
contents = io.BytesIO(b'123456')
stub_headers = HeaderKeyDict({'Content-Length': '6'})
with mocked_http_conn(200) as conn:
resp = direct_client.direct_put_object(self.node,
self.part,
self.account,
self.container,
self.obj,
contents,
headers=stub_headers)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual('PUT', conn.method)
self.assertEqual(conn.req_headers['Content-length'], '6')
self.assertEqual(
md5(b'123456', usedforsecurity=False).hexdigest(), resp)
def test_reconcile_manifest(self):
manifest_data = []
def write_part(i):
body = 'VERIFY%0.2d' % i + '\x00' * 1048576
part_name = 'manifest_part_%0.2d' % i
manifest_entry = {
"path": "/%s/%s" % (self.container_name, part_name),
"etag": md5(body).hexdigest(),
"size_bytes": len(body),
}
client.put_object(self.url, self.token, self.container_name,
part_name, contents=body)
manifest_data.append(manifest_entry)
# get an old container stashed
self.brain.stop_primary_half()
policy = random.choice(ENABLED_POLICIES)
self.brain.put_container(policy.idx)
self.brain.start_primary_half()
# write some parts
for i in range(10):
write_part(i)
self.brain.stop_handoff_half()
wrong_policy = random.choice([p for p in ENABLED_POLICIES
if p is not policy])
self.brain.put_container(wrong_policy.idx)
# write some more parts
for i in range(10, 20):
write_part(i)
# write manifest
try:
client.put_object(self.url, self.token, self.container_name,
self.object_name,
contents=utils.json.dumps(manifest_data),
query_string='multipart-manifest=put')
except ClientException as err:
# so as it works out, you can't really upload a multi-part
# manifest for objects that are currently misplaced - you have to
# wait until they're all available - which is about the same as
# some other failure that causes data to be unavailable to the
# proxy at the time of upload
self.assertEqual(err.http_status, 400)
# but what the heck, we'll sneak one in just to see what happens...
direct_manifest_name = self.object_name + '-direct-test'
object_ring = POLICIES.get_object_ring(wrong_policy.idx, '/etc/swift')
part, nodes = object_ring.get_nodes(
self.account, self.container_name, direct_manifest_name)
container_part = self.container_ring.get_part(self.account,
self.container_name)
def translate_direct(data):
return {
'hash': data['etag'],
'bytes': data['size_bytes'],
'name': data['path'],
}
direct_manifest_data = map(translate_direct, manifest_data)
headers = {
'x-container-host': ','.join('%s:%s' % (n['ip'], n['port']) for n
in self.container_ring.devs),
'x-container-device': ','.join(n['device'] for n in
self.container_ring.devs),
'x-container-partition': container_part,
'X-Backend-Storage-Policy-Index': wrong_policy.idx,
'X-Static-Large-Object': 'True',
}
for node in nodes:
direct_client.direct_put_object(
node, part, self.account, self.container_name,
direct_manifest_name,
contents=utils.json.dumps(direct_manifest_data),
headers=headers)
break # one should do it...
self.brain.start_handoff_half()
get_to_final_state()
Manager(['container-reconciler']).once()
# clear proxy cache
client.post_container(self.url, self.token, self.container_name, {})
# let's see how that direct upload worked out...
metadata, body = client.get_object(
self.url, self.token, self.container_name, direct_manifest_name,
query_string='multipart-manifest=get')
self.assertEqual(metadata['x-static-large-object'].lower(), 'true')
for i, entry in enumerate(utils.json.loads(body)):
for key in ('hash', 'bytes', 'name'):
self.assertEquals(entry[key], direct_manifest_data[i][key])
metadata, body = client.get_object(
self.url, self.token, self.container_name, direct_manifest_name)
self.assertEqual(metadata['x-static-large-object'].lower(), 'true')
self.assertEqual(int(metadata['content-length']),
sum(part['size_bytes'] for part in manifest_data))
self.assertEqual(body, ''.join('VERIFY%0.2d' % i + '\x00' * 1048576
for i in range(20)))
# and regular upload should work now too
client.put_object(self.url, self.token, self.container_name,
self.object_name,
contents=utils.json.dumps(manifest_data),
query_string='multipart-manifest=put')
metadata = client.head_object(self.url, self.token,
self.container_name,
self.object_name)
self.assertEqual(int(metadata['content-length']),
sum(part['size_bytes'] for part in manifest_data))
def test_ec_handoff_duplicate_available(self):
container_name = 'container-%s' % uuid4()
object_name = 'object-%s' % uuid4()
# create EC container
headers = {'X-Storage-Policy': self.policy.name}
client.put_container(self.url, self.token, container_name,
headers=headers)
# get our node lists
opart, onodes = self.object_ring.get_nodes(
self.account, container_name, object_name)
# find both primary servers that have both of their devices in
# the primary node list
group_nodes_by_config = defaultdict(list)
for n in onodes:
group_nodes_by_config[self.config_number(n)].append(n)
double_disk_primary = []
for config_number, node_list in group_nodes_by_config.items():
if len(node_list) > 1:
double_disk_primary.append((config_number, node_list))
# sanity, in a 4+2 with 8 disks two servers will be doubled
self.assertEqual(len(double_disk_primary), 2)
# shutdown the first double primary
primary0_config_number, primary0_node_list = double_disk_primary[0]
Manager(['object-server']).stop(number=primary0_config_number)
# PUT object
contents = Body()
client.put_object(self.url, self.token, container_name,
object_name, contents=contents)
# sanity fetch two frags on handoffs
handoff_frags = []
for node in self.object_ring.get_more_nodes(opart):
headers, data = direct_client.direct_get_object(
node, opart, self.account, container_name, object_name,
headers={'X-Backend-Storage-Policy-Index': int(self.policy)}
)
handoff_frags.append((node, headers, data))
# bring the first double primary back, and fail the other one
Manager(['object-server']).start(number=primary0_config_number)
primary1_config_number, primary1_node_list = double_disk_primary[1]
Manager(['object-server']).stop(number=primary1_config_number)
# we can still GET the object
resp_etag = self.get_object(container_name, object_name)
self.assertEqual(resp_etag, contents.etag)
# now start to "revert" the first handoff frag
node = primary0_node_list[0]
handoff_node, headers, data = handoff_frags[0]
# N.B. object server api returns quoted ETag
headers['ETag'] = headers['Etag'].strip('"')
headers['X-Backend-Storage-Policy-Index'] = int(self.policy)
direct_client.direct_put_object(
node, opart,
self.account, container_name, object_name,
contents=data, headers=headers)
# sanity - check available frags
frag2count = self._check_nodes(opart, onodes,
container_name, object_name)
# ... five frags total
self.assertEqual(sum(frag2count.values()), 5)
# ... only 4 unique indexes
self.assertEqual(len(frag2count), 4)
# we can still GET the object
resp_etag = self.get_object(container_name, object_name)
self.assertEqual(resp_etag, contents.etag)
# ... but we need both handoffs or we get a error
for handoff_node, hdrs, data in handoff_frags:
Manager(['object-server']).stop(
number=self.config_number(handoff_node))
with self.assertRaises(Exception) as cm:
self.get_object(container_name, object_name)
self.assertIn(cm.exception.http_status, (404, 503))
Manager(['object-server']).start(
number=self.config_number(handoff_node))
# fix everything
Manager(['object-server']).start(number=primary1_config_number)
Manager(["object-reconstructor"]).once()
# sanity - check available frags
frag2count = self._check_nodes(opart, onodes,
container_name, object_name)
# ... six frags total
self.assertEqual(sum(frag2count.values()), 6)
# ... all six unique
self.assertEqual(len(frag2count), 6)
def test_reconcile_manifest(self):
info_url = "%s://%s/info" % (urlparse(
self.url).scheme, urlparse(self.url).netloc)
proxy_conn = client.http_connection(info_url)
cluster_info = client.get_capabilities(proxy_conn)
if 'slo' not in cluster_info:
raise SkipTest("SLO not enabled in proxy; "
"can't test manifest reconciliation")
# this test is not only testing a split brain scenario on
# multiple policies with mis-placed objects - it even writes out
# a static large object directly to the storage nodes while the
# objects are unavailably mis-placed from *behind* the proxy and
# doesn't know how to do that for EC_POLICY (clayg: why did you
# guys let me write a test that does this!?) - so we force
# wrong_policy (where the manifest gets written) to be one of
# any of your configured REPL_POLICY (we know you have one
# because this is a ReplProbeTest)
wrong_policy = random.choice(POLICIES_BY_TYPE[REPL_POLICY])
policy = random.choice(
[p for p in ENABLED_POLICIES if p is not wrong_policy])
manifest_data = []
def write_part(i):
body = 'VERIFY%0.2d' % i + '\x00' * 1048576
part_name = 'manifest_part_%0.2d' % i
manifest_entry = {
"path": "/%s/%s" % (self.container_name, part_name),
"etag": md5(body).hexdigest(),
"size_bytes": len(body),
}
client.put_object(self.url,
self.token,
self.container_name,
part_name,
contents=body)
manifest_data.append(manifest_entry)
# get an old container stashed
self.brain.stop_primary_half()
self.brain.put_container(int(policy))
self.brain.start_primary_half()
# write some parts
for i in range(10):
write_part(i)
self.brain.stop_handoff_half()
self.brain.put_container(int(wrong_policy))
# write some more parts
for i in range(10, 20):
write_part(i)
# write manifest
with self.assertRaises(ClientException) as catcher:
client.put_object(self.url,
self.token,
self.container_name,
self.object_name,
contents=utils.json.dumps(manifest_data),
query_string='multipart-manifest=put')
# so as it works out, you can't really upload a multi-part
# manifest for objects that are currently misplaced - you have to
# wait until they're all available - which is about the same as
# some other failure that causes data to be unavailable to the
# proxy at the time of upload
self.assertEqual(catcher.exception.http_status, 400)
# but what the heck, we'll sneak one in just to see what happens...
direct_manifest_name = self.object_name + '-direct-test'
object_ring = POLICIES.get_object_ring(wrong_policy.idx, '/etc/swift')
part, nodes = object_ring.get_nodes(self.account, self.container_name,
direct_manifest_name)
container_part = self.container_ring.get_part(self.account,
self.container_name)
def translate_direct(data):
return {
'hash': data['etag'],
'bytes': data['size_bytes'],
'name': data['path'],
}
direct_manifest_data = map(translate_direct, manifest_data)
headers = {
'x-container-host':
','.join('%s:%s' % (n['ip'], n['port'])
for n in self.container_ring.devs),
'x-container-device':
','.join(n['device'] for n in self.container_ring.devs),
'x-container-partition':
container_part,
'X-Backend-Storage-Policy-Index':
wrong_policy.idx,
'X-Static-Large-Object':
'True',
}
for node in nodes:
direct_client.direct_put_object(
node,
part,
self.account,
self.container_name,
direct_manifest_name,
contents=utils.json.dumps(direct_manifest_data),
headers=headers)
break # one should do it...
self.brain.start_handoff_half()
self.get_to_final_state()
Manager(['container-reconciler']).once()
# clear proxy cache
client.post_container(self.url, self.token, self.container_name, {})
# let's see how that direct upload worked out...
metadata, body = client.get_object(
self.url,
self.token,
self.container_name,
direct_manifest_name,
query_string='multipart-manifest=get')
self.assertEqual(metadata['x-static-large-object'].lower(), 'true')
for i, entry in enumerate(utils.json.loads(body)):
for key in ('hash', 'bytes', 'name'):
self.assertEqual(entry[key], direct_manifest_data[i][key])
metadata, body = client.get_object(self.url, self.token,
self.container_name,
direct_manifest_name)
self.assertEqual(metadata['x-static-large-object'].lower(), 'true')
self.assertEqual(int(metadata['content-length']),
sum(part['size_bytes'] for part in manifest_data))
self.assertEqual(
body,
''.join('VERIFY%0.2d' % i + '\x00' * 1048576 for i in range(20)))
# and regular upload should work now too
client.put_object(self.url,
self.token,
self.container_name,
self.object_name,
contents=utils.json.dumps(manifest_data),
query_string='multipart-manifest=put')
metadata = client.head_object(self.url, self.token,
self.container_name, self.object_name)
self.assertEqual(int(metadata['content-length']),
sum(part['size_bytes'] for part in manifest_data))
def test_reconcile_manifest(self):
info_url = "%s://%s/info" % (urlparse(self.url).scheme,
urlparse(self.url).netloc)
proxy_conn = client.http_connection(info_url)
cluster_info = client.get_capabilities(proxy_conn)
if 'slo' not in cluster_info:
raise SkipTest("SLO not enabled in proxy; "
"can't test manifest reconciliation")
# this test is not only testing a split brain scenario on
# multiple policies with mis-placed objects - it even writes out
# a static large object directly to the storage nodes while the
# objects are unavailably mis-placed from *behind* the proxy and
# doesn't know how to do that for EC_POLICY (clayg: why did you
# guys let me write a test that does this!?) - so we force
# wrong_policy (where the manifest gets written) to be one of
# any of your configured REPL_POLICY (we know you have one
# because this is a ReplProbeTest)
wrong_policy = random.choice(POLICIES_BY_TYPE[REPL_POLICY])
policy = random.choice([p for p in ENABLED_POLICIES
if p is not wrong_policy])
manifest_data = []
def write_part(i):
body = 'VERIFY%0.2d' % i + '\x00' * 1048576
part_name = 'manifest_part_%0.2d' % i
manifest_entry = {
"path": "/%s/%s" % (self.container_name, part_name),
"etag": md5(body).hexdigest(),
"size_bytes": len(body),
}
client.put_object(self.url, self.token, self.container_name,
part_name, contents=body)
manifest_data.append(manifest_entry)
# get an old container stashed
self.brain.stop_primary_half()
self.brain.put_container(int(policy))
self.brain.start_primary_half()
# write some parts
for i in range(10):
write_part(i)
self.brain.stop_handoff_half()
self.brain.put_container(int(wrong_policy))
# write some more parts
for i in range(10, 20):
write_part(i)
# write manifest
with self.assertRaises(ClientException) as catcher:
client.put_object(self.url, self.token, self.container_name,
self.object_name,
contents=utils.json.dumps(manifest_data),
query_string='multipart-manifest=put')
# so as it works out, you can't really upload a multi-part
# manifest for objects that are currently misplaced - you have to
# wait until they're all available - which is about the same as
# some other failure that causes data to be unavailable to the
# proxy at the time of upload
self.assertEqual(catcher.exception.http_status, 400)
# but what the heck, we'll sneak one in just to see what happens...
direct_manifest_name = self.object_name + '-direct-test'
object_ring = POLICIES.get_object_ring(wrong_policy.idx, '/etc/swift')
part, nodes = object_ring.get_nodes(
self.account, self.container_name, direct_manifest_name)
container_part = self.container_ring.get_part(self.account,
self.container_name)
def translate_direct(data):
return {
'hash': data['etag'],
'bytes': data['size_bytes'],
'name': data['path'],
}
direct_manifest_data = map(translate_direct, manifest_data)
headers = {
'x-container-host': ','.join('%s:%s' % (n['ip'], n['port']) for n
in self.container_ring.devs),
'x-container-device': ','.join(n['device'] for n in
self.container_ring.devs),
'x-container-partition': container_part,
'X-Backend-Storage-Policy-Index': wrong_policy.idx,
'X-Static-Large-Object': 'True',
}
for node in nodes:
direct_client.direct_put_object(
node, part, self.account, self.container_name,
direct_manifest_name,
contents=utils.json.dumps(direct_manifest_data),
headers=headers)
break # one should do it...
self.brain.start_handoff_half()
self.get_to_final_state()
Manager(['container-reconciler']).once()
# clear proxy cache
client.post_container(self.url, self.token, self.container_name, {})
# let's see how that direct upload worked out...
metadata, body = client.get_object(
self.url, self.token, self.container_name, direct_manifest_name,
query_string='multipart-manifest=get')
self.assertEqual(metadata['x-static-large-object'].lower(), 'true')
for i, entry in enumerate(utils.json.loads(body)):
for key in ('hash', 'bytes', 'name'):
self.assertEqual(entry[key], direct_manifest_data[i][key])
metadata, body = client.get_object(
self.url, self.token, self.container_name, direct_manifest_name)
self.assertEqual(metadata['x-static-large-object'].lower(), 'true')
self.assertEqual(int(metadata['content-length']),
sum(part['size_bytes'] for part in manifest_data))
self.assertEqual(body, ''.join('VERIFY%0.2d' % i + '\x00' * 1048576
for i in range(20)))
# and regular upload should work now too
client.put_object(self.url, self.token, self.container_name,
self.object_name,
contents=utils.json.dumps(manifest_data),
query_string='multipart-manifest=put')
metadata = client.head_object(self.url, self.token,
self.container_name,
self.object_name)
self.assertEqual(int(metadata['content-length']),
sum(part['size_bytes'] for part in manifest_data))
def test_reconcile_manifest(self):
manifest_data = []
def write_part(i):
body = 'VERIFY%0.2d' % i + '\x00' * 1048576
part_name = 'manifest_part_%0.2d' % i
manifest_entry = {
"path": "/%s/%s" % (self.container_name, part_name),
"etag": md5(body).hexdigest(),
"size_bytes": len(body),
}
client.put_object(self.url,
self.token,
self.container_name,
part_name,
contents=body)
manifest_data.append(manifest_entry)
# get an old container stashed
self.brain.stop_primary_half()
policy = random.choice(list(POLICIES))
self.brain.put_container(policy.idx)
self.brain.start_primary_half()
# write some parts
for i in range(10):
write_part(i)
self.brain.stop_handoff_half()
wrong_policy = random.choice([p for p in POLICIES if p is not policy])
self.brain.put_container(wrong_policy.idx)
# write some more parts
for i in range(10, 20):
write_part(i)
# write manifest
try:
client.put_object(self.url,
self.token,
self.container_name,
self.object_name,
contents=utils.json.dumps(manifest_data),
query_string='multipart-manifest=put')
except ClientException as err:
# so as it works out, you can't really upload a multi-part
# manifest for objects that are currently misplaced - you have to
# wait until they're all available - which is about the same as
# some other failure that causes data to be unavailable to the
# proxy at the time of upload
self.assertEqual(err.http_status, 400)
# but what the heck, we'll sneak one in just to see what happens...
direct_manifest_name = self.object_name + '-direct-test'
object_ring = POLICIES.get_object_ring(wrong_policy.idx, '/etc/swift')
part, nodes = object_ring.get_nodes(self.account, self.container_name,
direct_manifest_name)
container_part = self.container_ring.get_part(self.account,
self.container_name)
def translate_direct(data):
return {
'hash': data['etag'],
'bytes': data['size_bytes'],
'name': data['path'],
}
direct_manifest_data = map(translate_direct, manifest_data)
headers = {
'x-container-host':
','.join('%s:%s' % (n['ip'], n['port'])
for n in self.container_ring.devs),
'x-container-device':
','.join(n['device'] for n in self.container_ring.devs),
'x-container-partition':
container_part,
'X-Backend-Storage-Policy-Index':
wrong_policy.idx,
'X-Static-Large-Object':
'True',
}
for node in nodes:
direct_client.direct_put_object(
node,
part,
self.account,
self.container_name,
direct_manifest_name,
contents=utils.json.dumps(direct_manifest_data),
headers=headers)
break # one should do it...
self.brain.start_handoff_half()
get_to_final_state()
Manager(['container-reconciler']).once()
# clear proxy cache
client.post_container(self.url, self.token, self.container_name, {})
# let's see how that direct upload worked out...
metadata, body = client.get_object(
self.url,
self.token,
self.container_name,
direct_manifest_name,
query_string='multipart-manifest=get')
self.assertEqual(metadata['x-static-large-object'].lower(), 'true')
for i, entry in enumerate(utils.json.loads(body)):
for key in ('hash', 'bytes', 'name'):
self.assertEquals(entry[key], direct_manifest_data[i][key])
metadata, body = client.get_object(self.url, self.token,
self.container_name,
direct_manifest_name)
self.assertEqual(metadata['x-static-large-object'].lower(), 'true')
self.assertEqual(int(metadata['content-length']),
sum(part['size_bytes'] for part in manifest_data))
self.assertEqual(
body,
''.join('VERIFY%0.2d' % i + '\x00' * 1048576 for i in range(20)))
# and regular upload should work now too
client.put_object(self.url,
self.token,
self.container_name,
self.object_name,
contents=utils.json.dumps(manifest_data),
query_string='multipart-manifest=put')
metadata = client.head_object(self.url, self.token,
self.container_name, self.object_name)
self.assertEqual(int(metadata['content-length']),
sum(part['size_bytes'] for part in manifest_data))
def test_ec_handoff_duplicate_available(self):
container_name = 'container-%s' % uuid4()
object_name = 'object-%s' % uuid4()
# create EC container
headers = {'X-Storage-Policy': self.policy.name}
client.put_container(self.url, self.token, container_name,
headers=headers)
# get our node lists
opart, onodes = self.object_ring.get_nodes(
self.account, container_name, object_name)
# find both primary servers that have both of their devices in
# the primary node list
group_nodes_by_config = defaultdict(list)
for n in onodes:
group_nodes_by_config[self.config_number(n)].append(n)
double_disk_primary = []
for config_number, node_list in group_nodes_by_config.items():
if len(node_list) > 1:
double_disk_primary.append((config_number, node_list))
# sanity, in a 4+2 with 8 disks two servers will be doubled
self.assertEqual(len(double_disk_primary), 2)
# shutdown the first double primary
primary0_config_number, primary0_node_list = double_disk_primary[0]
Manager(['object-server']).stop(number=primary0_config_number)
# PUT object
contents = Body()
client.put_object(self.url, self.token, container_name,
object_name, contents=contents)
# sanity fetch two frags on handoffs
handoff_frags = []
for node in self.object_ring.get_more_nodes(opart):
headers, data = direct_client.direct_get_object(
node, opart, self.account, container_name, object_name,
headers={'X-Backend-Storage-Policy-Index': int(self.policy)}
)
handoff_frags.append((node, headers, data))
# bring the first double primary back, and fail the other one
Manager(['object-server']).start(number=primary0_config_number)
primary1_config_number, primary1_node_list = double_disk_primary[1]
Manager(['object-server']).stop(number=primary1_config_number)
# we can still GET the object
resp_etag = self.get_object(container_name, object_name)
self.assertEqual(resp_etag, contents.etag)
# now start to "revert" the first handoff frag
node = primary0_node_list[0]
handoff_node, headers, data = handoff_frags[0]
# N.B. object server api returns quoted ETag
headers['ETag'] = headers['Etag'].strip('"')
headers['X-Backend-Storage-Policy-Index'] = int(self.policy)
direct_client.direct_put_object(
node, opart,
self.account, container_name, object_name,
contents=data, headers=headers)
# sanity - check available frags
frag2count = self._check_nodes(opart, onodes,
container_name, object_name)
# ... five frags total
self.assertEqual(sum(frag2count.values()), 5)
# ... only 4 unique indexes
self.assertEqual(len(frag2count), 4)
# we can still GET the object
resp_etag = self.get_object(container_name, object_name)
self.assertEqual(resp_etag, contents.etag)
# ... but we need both handoffs or we get a error
for handoff_node, hdrs, data in handoff_frags:
Manager(['object-server']).stop(
number=self.config_number(handoff_node))
with self.assertRaises(Exception) as cm:
self.get_object(container_name, object_name)
self.assertIn(cm.exception.http_status, (404, 503))
Manager(['object-server']).start(
number=self.config_number(handoff_node))
# fix everything
Manager(['object-server']).start(number=primary1_config_number)
Manager(["object-reconstructor"]).once()
# sanity - check available frags
frag2count = self._check_nodes(opart, onodes,
container_name, object_name)
# ... six frags total
self.assertEqual(sum(frag2count.values()), 6)
# ... all six unique
self.assertEqual(len(frag2count), 6)
