def test_ec_primary_timeout(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)
# PUT object, should go to primary nodes
old_contents = Body()
client.put_object(self.url,
self.token,
container_name,
object_name,
contents=old_contents)
# get our node lists
opart, onodes = self.object_ring.get_nodes(self.account,
container_name, object_name)
# shutdown three of the primary data nodes
for i in range(3):
failed_primary = onodes[i]
failed_primary_device_path = self.device_dir(
'object', failed_primary)
self.kill_drive(failed_primary_device_path)
# Indirectly (i.e., through proxy) try to GET object, it should return
# a 503, since all primaries will Timeout and handoffs return a 404.
try:
client.get_object(self.url, self.token, container_name,
object_name)
except client.ClientException as err:
self.assertEqual(err.http_status, 503)
else:
self.fail("Expected ClientException but didn't get it")
# Send a delete to write down tombstones in the handoff nodes
client.delete_object(self.url, self.token, container_name, object_name)
# Now a new GET should return 404 because the handoff nodes
# return a 404 with a Tombstone.
try:
client.get_object(self.url, self.token, container_name,
object_name)
except client.ClientException as err:
self.assertEqual(err.http_status, 404)
else:
self.fail("Expected ClientException but didn't get it")
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_ec_handoff_overwrite(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)
# PUT object
old_contents = Body()
client.put_object(self.url, self.token, container_name,
object_name, contents=old_contents)
# get our node lists
opart, onodes = self.object_ring.get_nodes(
self.account, container_name, object_name)
# shutdown one of the primary data nodes
failed_primary = random.choice(onodes)
failed_primary_device_path = self.device_dir(failed_primary)
# first read its ec etag value for future reference - this may not
# equal old_contents.etag if for example the proxy has crypto enabled
req_headers = {'X-Backend-Storage-Policy-Index': int(self.policy)}
headers = direct_client.direct_head_object(
failed_primary, opart, self.account, container_name,
object_name, headers=req_headers)
old_backend_etag = headers['X-Object-Sysmeta-EC-Etag']
self.kill_drive(failed_primary_device_path)
# overwrite our object with some new data
new_contents = Body()
client.put_object(self.url, self.token, container_name,
object_name, contents=new_contents)
self.assertNotEqual(new_contents.etag, old_contents.etag)
# restore failed primary device
self.revive_drive(failed_primary_device_path)
# sanity - failed node has old contents
req_headers = {'X-Backend-Storage-Policy-Index': int(self.policy)}
headers = direct_client.direct_head_object(
failed_primary, opart, self.account, container_name,
object_name, headers=req_headers)
self.assertEqual(headers['X-Object-Sysmeta-EC-Etag'],
old_backend_etag)
# we have 1 primary with wrong old etag, and we should have 5 with
# new etag plus a handoff with the new etag, so killing 2 other
# primaries forces proxy to try to GET from all primaries plus handoff.
other_nodes = [n for n in onodes if n != failed_primary]
random.shuffle(other_nodes)
# grab the value of the new content's ec etag for future reference
headers = direct_client.direct_head_object(
other_nodes[0], opart, self.account, container_name,
object_name, headers=req_headers)
new_backend_etag = headers['X-Object-Sysmeta-EC-Etag']
for node in other_nodes[:2]:
self.kill_drive(self.device_dir(node))
# sanity, after taking out two primaries we should be down to
# only four primaries, one of which has the old etag - but we
# also have a handoff with the new etag out there
found_frags = defaultdict(int)
req_headers = {'X-Backend-Storage-Policy-Index': int(self.policy)}
for node in onodes + list(self.object_ring.get_more_nodes(opart)):
try:
headers = direct_client.direct_head_object(
node, opart, self.account, container_name,
object_name, headers=req_headers)
except Exception:
continue
found_frags[headers['X-Object-Sysmeta-EC-Etag']] += 1
self.assertEqual(found_frags, {
new_backend_etag: 4, # this should be enough to rebuild!
old_backend_etag: 1,
})
# clear node error limiting
Manager(['proxy']).restart()
resp_etag = self.get_object(container_name, object_name)
self.assertEqual(resp_etag, new_contents.etag)
def test_revert_object(self):
# create EC container
headers = {'X-Storage-Policy': self.policy.name}
client.put_container(self.url,
self.token,
self.container_name,
headers=headers)
# get our node lists
opart, onodes = self.object_ring.get_nodes(self.account,
self.container_name,
self.object_name)
hnodes = self.object_ring.get_more_nodes(opart)
# kill 2 a parity count number of primary nodes so we can
# force data onto handoffs, we do that by renaming dev dirs
# to induce 507
p_dev1 = self.device_dir(onodes[0])
p_dev2 = self.device_dir(onodes[1])
self.kill_drive(p_dev1)
self.kill_drive(p_dev2)
# PUT object
contents = Body()
headers = {'x-object-meta-foo': 'meta-foo'}
headers_post = {'x-object-meta-bar': 'meta-bar'}
client.put_object(self.url,
self.token,
self.container_name,
self.object_name,
contents=contents,
headers=headers)
client.post_object(self.url,
self.token,
self.container_name,
self.object_name,
headers=headers_post)
# (Some versions of?) swiftclient will mutate the headers dict on post
headers_post.pop('X-Auth-Token', None)
# these primaries can't serve the data any more, we expect 507
# here and not 404 because we're using mount_check to kill nodes
for onode in (onodes[0], onodes[1]):
try:
self.direct_get(onode, opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 507)
else:
self.fail('Node data on %r was not fully destroyed!' %
(onode, ))
# now take out another primary
p_dev3 = self.device_dir(onodes[2])
self.kill_drive(p_dev3)
# this node can't servce the data any more
try:
self.direct_get(onodes[2], opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 507)
else:
self.fail('Node data on %r was not fully destroyed!' % (onode, ))
# make sure we can still GET the object and its correct
# we're now pulling from handoffs and reconstructing
etag = self.proxy_get()
self.assertEqual(etag, contents.etag)
# rename the dev dirs so they don't 507 anymore
self.revive_drive(p_dev1)
self.revive_drive(p_dev2)
self.revive_drive(p_dev3)
# fire up reconstructor on handoff nodes only
for hnode in hnodes:
hnode_id = (hnode['port'] - 6000) // 10
self.reconstructor.once(number=hnode_id)
# first three primaries have data again
for onode in (onodes[0], onodes[2]):
self.direct_get(onode, opart)
# check meta
meta = client.head_object(self.url, self.token, self.container_name,
self.object_name)
for key in headers_post:
self.assertIn(key, meta)
self.assertEqual(meta[key], headers_post[key])
# handoffs are empty
for hnode in hnodes:
try:
self.direct_get(hnode, opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
else:
self.fail('Node data on %r was not fully destroyed!' %
(hnode, ))
def test_reconstruct_from_reverted_fragment_archive(self):
headers = {'X-Storage-Policy': self.policy.name}
client.put_container(self.url,
self.token,
self.container_name,
headers=headers)
# get our node lists
opart, onodes = self.object_ring.get_nodes(self.account,
self.container_name,
self.object_name)
# find a primary server that only has one of it's 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)
for config_number, node_list in group_nodes_by_config.items():
if len(node_list) == 1:
break
else:
self.fail('ring balancing did not use all available nodes')
primary_node = node_list[0]
# ... and 507 it's device
primary_device = self.device_dir(primary_node)
self.kill_drive(primary_device)
# PUT object
contents = Body()
etag = client.put_object(self.url,
self.token,
self.container_name,
self.object_name,
contents=contents)
self.assertEqual(contents.etag, etag)
# fix the primary device and sanity GET
self.revive_drive(primary_device)
self.assertEqual(etag, self.proxy_get())
# find a handoff holding the fragment
for hnode in self.object_ring.get_more_nodes(opart):
try:
reverted_fragment_etag = self.direct_get(hnode, opart)
except direct_client.DirectClientException as err:
if err.http_status != 404:
raise
else:
break
else:
self.fail('Unable to find handoff fragment!')
# we'll force the handoff device to revert instead of potentially
# racing with rebuild by deleting any other fragments that may be on
# the same server
handoff_fragment_etag = None
for node in onodes:
if self.is_local_to(node, hnode):
# we'll keep track of the etag of this fragment we're removing
# in case we need it later (queue forshadowing music)...
try:
handoff_fragment_etag = self.direct_get(node, opart)
except direct_client.DirectClientException as err:
if err.http_status != 404:
raise
# this just means our handoff device was on the same
# machine as the primary!
continue
# use the primary nodes device - not the hnode device
part_dir = self.storage_dir(node, part=opart)
shutil.rmtree(part_dir, True)
# revert from handoff device with reconstructor
self.reconstructor.once(number=self.config_number(hnode))
# verify fragment reverted to primary server
self.assertEqual(reverted_fragment_etag,
self.direct_get(primary_node, opart))
# now we'll remove some data on one of the primary node's partners
partner = random.choice(
reconstructor._get_partners(primary_node['index'], onodes))
try:
rebuilt_fragment_etag = self.direct_get(partner, opart)
except direct_client.DirectClientException as err:
if err.http_status != 404:
raise
# partner already had it's fragment removed
if (handoff_fragment_etag is not None
and self.is_local_to(hnode, partner)):
# oh, well that makes sense then...
rebuilt_fragment_etag = handoff_fragment_etag
else:
# I wonder what happened?
self.fail('Partner inexplicably missing fragment!')
part_dir = self.storage_dir(partner, part=opart)
shutil.rmtree(part_dir, True)
# sanity, it's gone
try:
self.direct_get(partner, opart)
except direct_client.DirectClientException as err:
if err.http_status != 404:
raise
else:
self.fail('successful GET of removed partner fragment archive!?')
# and force the primary node to do a rebuild
self.reconstructor.once(number=self.config_number(primary_node))
# and validate the partners rebuilt_fragment_etag
try:
self.assertEqual(rebuilt_fragment_etag,
self.direct_get(partner, opart))
except direct_client.DirectClientException as err:
if err.http_status != 404:
raise
else:
self.fail('Did not find rebuilt fragment on partner node')
def test_delete_propagate(self):
# create EC container
headers = {'X-Storage-Policy': self.policy.name}
client.put_container(self.url,
self.token,
self.container_name,
headers=headers)
# get our node lists
opart, onodes = self.object_ring.get_nodes(self.account,
self.container_name,
self.object_name)
hnodes = list(
itertools.islice(self.object_ring.get_more_nodes(opart), 2))
# PUT object
contents = Body()
client.put_object(self.url,
self.token,
self.container_name,
self.object_name,
contents=contents)
# now lets shut down a couple of primaries
failed_nodes = random.sample(onodes, 2)
for node in failed_nodes:
self.kill_drive(self.device_dir(node))
# Write tombstones over the nodes that are still online
client.delete_object(self.url, self.token, self.container_name,
self.object_name)
# spot check the primary nodes that are still online
delete_timestamp = None
for node in onodes:
if node in failed_nodes:
continue
try:
self.direct_get(node, opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
delete_timestamp = err.http_headers['X-Backend-Timestamp']
else:
self.fail('Node data on %r was not fully destroyed!' %
(node, ))
# run the reconstructor on the handoff node multiple times until
# tombstone is pushed out - each handoff node syncs to a few
# primaries each time
iterations = 0
while iterations < 52:
self.reconstructor.once(number=self.config_number(hnodes[0]))
iterations += 1
# see if the tombstone is reverted
try:
self.direct_get(hnodes[0], opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
if 'X-Backend-Timestamp' not in err.http_headers:
# this means the tombstone is *gone* so it's reverted
break
else:
self.fail('Still found tombstone on %r after %s iterations' %
(hnodes[0], iterations))
# tombstone is still on the *second* handoff
try:
self.direct_get(hnodes[1], opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
self.assertEqual(err.http_headers['X-Backend-Timestamp'],
delete_timestamp)
else:
self.fail('Found obj data on %r' % hnodes[1])
# repair the primaries
self.revive_drive(self.device_dir(failed_nodes[0]))
self.revive_drive(self.device_dir(failed_nodes[1]))
# run reconstructor on second handoff
self.reconstructor.once(number=self.config_number(hnodes[1]))
# verify tombstone is reverted on the first pass
try:
self.direct_get(hnodes[1], opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
self.assertNotIn('X-Backend-Timestamp', err.http_headers)
else:
self.fail('Found obj data on %r' % hnodes[1])
# sanity make sure proxy get can't find it
try:
self.proxy_get()
except Exception as err:
self.assertEqual(err.http_status, 404)
else:
self.fail('Node data on %r was not fully destroyed!' % (onodes[0]))
def test_delete_propagate(self):
# create EC container
headers = {'X-Storage-Policy': self.policy.name}
client.put_container(self.url,
self.token,
self.container_name,
headers=headers)
# get our node lists
opart, onodes = self.object_ring.get_nodes(self.account,
self.container_name,
self.object_name)
hnodes = list(
itertools.islice(self.object_ring.get_more_nodes(opart), 2))
# PUT object
contents = Body()
client.put_object(self.url,
self.token,
self.container_name,
self.object_name,
contents=contents)
# now lets shut down a couple primaries
failed_nodes = random.sample(onodes, 2)
for node in failed_nodes:
self.kill_drive(self.device_dir('object', node))
# Write tombstones over the nodes that are still online
client.delete_object(self.url, self.token, self.container_name,
self.object_name)
# spot check the primary nodes that are still online
delete_timestamp = None
for node in onodes:
if node in failed_nodes:
continue
try:
self.direct_get(node, opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
delete_timestamp = err.http_headers['X-Backend-Timestamp']
else:
self.fail('Node data on %r was not fully destroyed!' %
(node, ))
# repair the first primary
self.revive_drive(self.device_dir('object', failed_nodes[0]))
# run the reconstructor on the *second* handoff node
self.reconstructor.once(number=self.config_number(hnodes[1]))
# make sure it's tombstone was pushed out
try:
self.direct_get(hnodes[1], opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
self.assertNotIn('X-Backend-Timestamp', err.http_headers)
else:
self.fail('Found obj data on %r' % hnodes[1])
# ... and it's on the first failed (now repaired) primary
try:
self.direct_get(failed_nodes[0], opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
self.assertEqual(err.http_headers['X-Backend-Timestamp'],
delete_timestamp)
else:
self.fail('Found obj data on %r' % failed_nodes[0])
# repair the second primary
self.revive_drive(self.device_dir('object', failed_nodes[1]))
# run the reconstructor on the *first* handoff node
self.reconstructor.once(number=self.config_number(hnodes[0]))
# make sure it's tombstone was pushed out
try:
self.direct_get(hnodes[0], opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
self.assertNotIn('X-Backend-Timestamp', err.http_headers)
else:
self.fail('Found obj data on %r' % hnodes[0])
# ... and now it's on the second failed primary too!
try:
self.direct_get(failed_nodes[1], opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
self.assertEqual(err.http_headers['X-Backend-Timestamp'],
delete_timestamp)
else:
self.fail('Found obj data on %r' % failed_nodes[1])
# sanity make sure proxy get can't find it
try:
self.proxy_get()
except Exception as err:
self.assertEqual(err.http_status, 404)
else:
self.fail('Node data on %r was not fully destroyed!' % (onodes[0]))
def test_handoff_non_durable(self):
# verify that reconstructor reverts non-durable frags from handoff to
# primary (and also durable frag of same object on same handoff) and
# cleans up non-durable data files on handoffs after revert
headers = {'X-Storage-Policy': self.policy.name}
client.put_container(self.url,
self.token,
self.container_name,
headers=headers)
# get our node lists
opart, onodes = self.object_ring.get_nodes(self.account,
self.container_name,
self.object_name)
pdevs = [self.device_dir(onode) for onode in onodes]
hnodes = list(
itertools.islice(self.object_ring.get_more_nodes(opart), 2))
# kill a primary nodes so we can force data onto a handoff
self.kill_drive(pdevs[0])
# PUT object at t1
contents = Body(total=3.5 * 2**20)
headers = {'x-object-meta-foo': 'meta-foo'}
headers_post = {'x-object-meta-bar': 'meta-bar'}
client.put_object(self.url,
self.token,
self.container_name,
self.object_name,
contents=contents,
headers=headers)
client.post_object(self.url,
self.token,
self.container_name,
self.object_name,
headers=headers_post)
# (Some versions of?) swiftclient will mutate the headers dict on post
headers_post.pop('X-Auth-Token', None)
# this primary can't serve the data; we expect 507 here and not 404
# because we're using mount_check to kill nodes
self.assert_direct_get_fails(onodes[0], opart, 507)
# these primaries and first handoff do have the data
for onode in (onodes[1:]):
self.assert_direct_get_succeeds(onode, opart)
_hdrs, older_frag_etag = self.assert_direct_get_succeeds(
hnodes[0], opart)
self.assert_direct_get_fails(hnodes[1], opart, 404)
# make sure we can GET the object; there's 5 primaries and 1 handoff
headers, older_obj_etag = self.proxy_get()
self.assertEqual(contents.etag, older_obj_etag)
self.assertEqual('meta-bar', headers.get('x-object-meta-bar'))
# PUT object at t2; make all frags non-durable so that the previous
# durable frags at t1 remain on object server; use InternalClient so
# that x-backend-no-commit is passed through
internal_client = self.make_internal_client()
contents2 = Body(total=2.5 * 2**20) # different content
self.assertNotEqual(contents2.etag, older_obj_etag) # sanity check
headers = {
'x-backend-no-commit': 'True',
'x-object-meta-bar': 'meta-bar-new'
}
internal_client.upload_object(contents2, self.account,
self.container_name.decode('utf8'),
self.object_name.decode('utf8'), headers)
# GET should still return the older durable object
headers, obj_etag = self.proxy_get()
self.assertEqual(older_obj_etag, obj_etag)
self.assertEqual('meta-bar', headers.get('x-object-meta-bar'))
# on handoff we have older durable and newer non-durable
_hdrs, frag_etag = self.assert_direct_get_succeeds(hnodes[0], opart)
self.assertEqual(older_frag_etag, frag_etag)
_hdrs, newer_frag_etag = self.assert_direct_get_succeeds(
hnodes[0], opart, require_durable=False)
self.assertNotEqual(older_frag_etag, newer_frag_etag)
# now make all the newer frags durable only on the 5 primaries
self.assertEqual(5, self.make_durable(onodes[1:], opart))
# now GET will return the newer object
headers, newer_obj_etag = self.proxy_get()
self.assertEqual(contents2.etag, newer_obj_etag)
self.assertNotEqual(older_obj_etag, newer_obj_etag)
self.assertEqual('meta-bar-new', headers.get('x-object-meta-bar'))
# fix the 507'ing primary
self.revive_drive(pdevs[0])
# fire up reconstructor on handoff node only; commit_window is
# set to zero to ensure the nondurable handoff frag is purged
hnode_id = self.config_number(hnodes[0])
self.run_custom_daemon(ObjectReconstructor, 'object-reconstructor',
hnode_id, {'commit_window': '0'})
# primary now has only the newer non-durable frag
self.assert_direct_get_fails(onodes[0], opart, 404)
_hdrs, frag_etag = self.assert_direct_get_succeeds(
onodes[0], opart, require_durable=False)
self.assertEqual(newer_frag_etag, frag_etag)
# handoff has only the older durable
_hdrs, frag_etag = self.assert_direct_get_succeeds(hnodes[0], opart)
self.assertEqual(older_frag_etag, frag_etag)
headers, frag_etag = self.assert_direct_get_succeeds(
hnodes[0], opart, require_durable=False)
self.assertEqual(older_frag_etag, frag_etag)
self.assertEqual('meta-bar', headers.get('x-object-meta-bar'))
# fire up reconstructor on handoff node only, again
self.reconstructor.once(number=hnode_id)
# primary now has the newer non-durable frag and the older durable frag
headers, frag_etag = self.assert_direct_get_succeeds(onodes[0], opart)
self.assertEqual(older_frag_etag, frag_etag)
self.assertEqual('meta-bar', headers.get('x-object-meta-bar'))
headers, frag_etag = self.assert_direct_get_succeeds(
onodes[0], opart, require_durable=False)
self.assertEqual(newer_frag_etag, frag_etag)
self.assertEqual('meta-bar-new', headers.get('x-object-meta-bar'))
# handoff has nothing
self.assert_direct_get_fails(hnodes[0],
opart,
404,
require_durable=False)
# kill all but first two primaries
for pdev in pdevs[2:]:
self.kill_drive(pdev)
# fire up reconstructor on the remaining primary[1]; without the
# other primaries, primary[1] cannot rebuild the frag but it can let
# primary[0] know that its non-durable frag can be made durable
self.reconstructor.once(number=self.config_number(onodes[1]))
# first primary now has a *durable* *newer* frag - it *was* useful to
# sync the non-durable!
headers, frag_etag = self.assert_direct_get_succeeds(onodes[0], opart)
self.assertEqual(newer_frag_etag, frag_etag)
self.assertEqual('meta-bar-new', headers.get('x-object-meta-bar'))
# revive primaries (in case we want to debug)
for pdev in pdevs[2:]:
self.revive_drive(pdev)
def test_delete_propogate(self):
# create EC container
headers = {'X-Storage-Policy': self.policy.name}
client.put_container(self.url,
self.token,
self.container_name,
headers=headers)
# get our node lists
opart, onodes = self.object_ring.get_nodes(self.account,
self.container_name,
self.object_name)
hnodes = self.object_ring.get_more_nodes(opart)
p_dev2 = self.device_dir('object', onodes[1])
# PUT object
contents = Body()
client.put_object(self.url,
self.token,
self.container_name,
self.object_name,
contents=contents)
# now lets shut one down
self.kill_drive(p_dev2)
# delete on the ones that are left
client.delete_object(self.url, self.token, self.container_name,
self.object_name)
# spot check a node
try:
self.direct_get(onodes[0], opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
else:
self.fail('Node data on %r was not fully destoryed!' %
(onodes[0], ))
# enable the first node again
self.revive_drive(p_dev2)
# propagate the delete...
# fire up reconstructor on handoff nodes only
for hnode in hnodes:
hnode_id = (hnode['port'] - 6000) / 10
self.reconstructor.once(number=hnode_id)
# check the first node to make sure its gone
try:
self.direct_get(onodes[1], opart)
except direct_client.DirectClientException as err:
self.assertEqual(err.http_status, 404)
else:
self.fail('Node data on %r was not fully destoryed!' % (onodes[0]))
# make sure proxy get can't find it
try:
self.proxy_get()
except Exception as err:
self.assertEqual(err.http_status, 404)
else:
self.fail('Node data on %r was not fully destoryed!' % (onodes[0]))
