def test_restart_gluster_block_provisioner_pod(self):
"""Restart gluster-block provisioner pod
"""
# create heketi block volume
vol_info = heketi_blockvolume_create(self.heketi_client_node,
self.heketi_server_url,
size=5,
json=True)
self.assertTrue(vol_info, "Failed to create heketi block"
"volume of size 5")
self.addCleanup(heketi_blockvolume_delete, self.heketi_client_node,
self.heketi_server_url, vol_info['id'])
# restart gluster-block-provisioner-pod
dc_name = "glusterblock-%s-provisioner-dc" % self.storage_project_name
pod_name = get_pod_name_from_dc(self.ocp_master_node, dc_name)
oc_delete(self.ocp_master_node, 'pod', pod_name)
wait_for_resource_absence(self.ocp_master_node, 'pod', pod_name)
# new gluster-pod name
pod_name = get_pod_name_from_dc(self.ocp_master_node, dc_name)
wait_for_pod_be_ready(self.ocp_master_node, pod_name)
# create new heketi block volume
vol_info = heketi_blockvolume_create(self.heketi_client_node,
self.heketi_server_url,
size=2,
json=True)
self.assertTrue(vol_info, "Failed to create heketi block"
"volume of size 2")
heketi_blockvolume_delete(self.heketi_client_node,
self.heketi_server_url, vol_info['id'])
def test_block_volume_delete(self):
"""Validate deletion of gluster-block volume and capacity of used pool
"""
block_vol = heketi_blockvolume_create(self.heketi_client_node,
self.heketi_server_url,
1,
json=True)
self.addCleanup(heketi_blockvolume_delete,
self.heketi_client_node,
self.heketi_server_url,
block_vol["id"],
raise_on_error=False)
heketi_blockvolume_delete(self.heketi_client_node,
self.heketi_server_url,
block_vol["id"],
json=True)
volume_list = heketi_blockvolume_list(self.heketi_client_node,
self.heketi_server_url,
json=True)
self.assertNotIn(
block_vol["id"], volume_list["blockvolumes"],
"The block volume has not been successfully deleted,"
" ID is %s" % block_vol["id"])
def test_create_block_vol_after_host_vol_creation(self):
"""Validate block-device after manual block hosting volume creation
using heketi
"""
block_host_create_info = heketi_volume_create(self.heketi_client_node,
self.heketi_server_url,
5,
json=True,
block=True)
self.addCleanup(heketi_volume_delete, self.heketi_client_node,
self.heketi_server_url, block_host_create_info["id"])
block_vol = heketi_blockvolume_create(self.heketi_client_node,
self.heketi_server_url,
1,
json=True)
self.addCleanup(heketi_blockvolume_delete, self.heketi_client_node,
self.heketi_server_url, block_vol["id"])
def test_create_block_vol_after_host_vol_creation(self):
"""Validate block-device after manual block hosting volume creation
using heketi
"""
block_host_create_info = heketi_volume_create(self.heketi_client_node,
self.heketi_server_url,
5,
json=True,
block=True)
self.assertNotEqual(block_host_create_info, False,
"Block host volume creation failed")
block_hosting_vol_id = block_host_create_info["id"]
self.addCleanup(self.delete_volumes, block_hosting_vol_id)
block_vol = heketi_blockvolume_create(self.heketi_client_node,
self.heketi_server_url,
1,
json=True)
self.assertNotEqual(block_vol, False, "Block volume creation failed")
self.addCleanup(self.delete_block_volumes, block_vol["id"])
def test_block_volume_list(self):
"""Validate heketi blockvolume list command works as expected"""
created_vol_ids = []
for count in range(3):
block_vol = heketi_blockvolume_create(self.heketi_client_node,
self.heketi_server_url,
1,
json=True)
self.assertNotEqual(block_vol, False,
"Block volume creation has failed")
self.addCleanup(self.delete_block_volumes, block_vol["id"])
created_vol_ids.append(block_vol["id"])
volumes = heketi_blockvolume_list(self.heketi_client_node,
self.heketi_server_url,
json=True)
existing_vol_ids = volumes.values()[0]
for vol_id in created_vol_ids:
self.assertIn(
vol_id, existing_vol_ids,
"Block vol with '%s' ID is absent in the "
"list of block volumes." % vol_id)
def test_blockvolume_create_no_free_space(self):
"""Validate error is returned when free capacity is exhausted"""
# Create first small blockvolume
blockvol1 = heketi_blockvolume_create(self.heketi_client_node,
self.heketi_server_url,
1,
json=True)
self.assertTrue(blockvol1, "Failed to create block volume.")
self.addCleanup(heketi_blockvolume_delete, self.heketi_client_node,
self.heketi_server_url, blockvol1['id'])
# Get info about block hosting volumes
file_volumes = heketi_volume_list(self.heketi_client_node,
self.heketi_server_url,
json=True)
self.assertTrue(file_volumes)
self.assertIn("volumes", file_volumes)
self.assertTrue(file_volumes["volumes"])
max_block_hosting_vol_size, file_volumes_debug_info = 0, []
for vol_id in file_volumes["volumes"]:
vol = heketi_volume_info(self.heketi_client_node,
self.heketi_server_url,
vol_id,
json=True)
current_block_hosting_vol_size = vol.get('size', 0)
if current_block_hosting_vol_size > max_block_hosting_vol_size:
max_block_hosting_vol_size = current_block_hosting_vol_size
if current_block_hosting_vol_size:
file_volumes_debug_info.append(
six.text_type({
'id': vol.get('id', '?'),
'name': vol.get('name', '?'),
'size': current_block_hosting_vol_size,
'blockinfo': vol.get('blockinfo', '?'),
}))
self.assertGreater(max_block_hosting_vol_size, 0)
# Try to create blockvolume with size bigger than available
too_big_vol_size = max_block_hosting_vol_size + 1
try:
blockvol2 = heketi_blockvolume_create(self.heketi_client_node,
self.heketi_server_url,
too_big_vol_size,
json=True)
except ExecutionError:
return
if blockvol2 and blockvol2.get('id'):
self.addCleanup(heketi_blockvolume_delete, self.heketi_client_node,
self.heketi_server_url, blockvol2['id'])
block_hosting_vol = heketi_volume_info(
self.heketi_client_node,
self.heketi_server_url,
blockvol2.get('blockhostingvolume'),
json=True)
self.assertGreater(
block_hosting_vol.get('size', -2), blockvol2.get('size', -1),
("Block volume unexpectedly was created. "
"Calculated 'max free size' is '%s'.\nBlock volume info is: %s \n"
"File volume info, which hosts block volume: \n%s,"
"Block hosting volumes which were considered: \n%s" %
(max_block_hosting_vol_size, blockvol2, block_hosting_vol,
'\n'.join(file_volumes_debug_info))))