def test_dtl_modifications_multi_node_cluster_without_domains(self):
"""
Various validations related to DTL target changes on a multi node cluster without Domains
* vPool DTL: True
* Set DTL for vDisk
* Disable DTL for vDisk
* vPool DTL: False
* Set DTL for vDisk
* Disable DTL for vDisk
"""
structure = DalHelper.build_dal_structure(
structure={
'vpools': [1, 2],
'storagerouters': [1, 2, 3],
'storagedrivers':
[(1, 1, 1), (2, 1, 2), (3, 1, 3),
(4, 2, 1)], # (<id>, <vpool_id>, <storagerouter_id>)
'mds_services': [(1, 1), (2, 2), (3, 3),
(4, 4)], # (<id>, <storagedriver_id>),
'vdisks': [(1, 1, 1, 1), (2, 1, 1, 1), (3, 1, 1, 1),
(4, 1, 1, 1), (5, 4, 2, 1)]
}) # (<id>, <storagedriver_id>, <vpool_id>, <mds_id>)
# Set DTL with DTL enabled for vPool (default)
vdisks = structure['vdisks']
vdisk = vdisks[1]
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'a_sync'})
vdisk.discard()
dtl_config = vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id)
possible_sds = [
sd for sd in structure['storagedrivers'].values()
if sd.storagerouter_guid != vdisk.storagerouter_guid
]
self.assertFalse(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_sync', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertEqual(
first=dtl_config.mode,
second=StorageDriverClient.VDISK_DTL_MODE_MAP['a_sync'])
self.assertIn(member=dtl_config.host,
container=[sd.storage_ip for sd in possible_sds])
self.assertIn(member=dtl_config.port,
container=[sd.ports['dtl'] for sd in possible_sds])
# Disable DTL with DTL enabled for vPool
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'no_sync'})
vdisk.discard()
self.assertTrue(expr=vdisk.has_manual_dtl)
self.assertEqual(first='disabled', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertIsNone(obj=vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id))
# Switch DTL mode (default is a_sync)
vdisk = vdisks[2]
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'sync'})
vdisk.discard()
dtl_config = vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id)
self.assertFalse(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_sync', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertEqual(first=dtl_config.mode,
second=StorageDriverClient.VDISK_DTL_MODE_MAP['sync'])
self.assertIn(member=dtl_config.host,
container=[sd.storage_ip for sd in possible_sds])
self.assertIn(member=dtl_config.port,
container=[sd.ports['dtl'] for sd in possible_sds])
# Set DTL with DTL disabled for vPool
vpool_1 = structure['vpools'][1]
DalHelper.set_vpool_storage_driver_configuration(
vpool=vpool_1,
config={
'filesystem': {
'fs_dtl_host':
'',
'fs_dtl_config_mode':
StorageDriverClient.VOLDRV_DTL_MANUAL_MODE
}
})
vpool_1.invalidate_dynamics('configuration')
self.assertFalse(expr=vpool_1.configuration['dtl_enabled'])
vdisk = vdisks[3]
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'a_sync'})
vdisk.discard()
dtl_config = vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id)
possible_sds = [
sd for sd in structure['storagedrivers'].values()
if sd.storagerouter_guid != vdisk.storagerouter_guid
]
self.assertTrue(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_sync', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertEqual(
first=dtl_config.mode,
second=StorageDriverClient.VDISK_DTL_MODE_MAP['a_sync'])
self.assertIn(member=dtl_config.host,
container=[sd.storage_ip for sd in possible_sds])
self.assertIn(member=dtl_config.port,
container=[sd.ports['dtl'] for sd in possible_sds])
# Disable DTL with DTL disabled for vPool
self.assertFalse(expr=vpool_1.configuration['dtl_enabled'])
vdisk = vdisks[4]
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'no_sync'})
vdisk.discard()
self.assertFalse(expr=vdisk.has_manual_dtl)
self.assertEqual(first='disabled', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertIsNone(obj=vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id))
# Set DTL for vDisk on vPool only on 1 node
vdisk = vdisks[5]
with self.assertRaises(Exception):
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'a_sync'})
vdisk.discard()
logs = [
log for log in Logger._logs['lib']
if 'No possible StorageRouters' in log and vdisk.name in log
]
self.assertEqual(first=1, second=len(logs))
self.assertEqual(first='ERROR', second=Logger._logs['lib'][logs[0]])
self.assertFalse(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_standalone', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertIsNone(obj=vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id))
def test_dtl_modifications_multi_node_cluster_with_domains(self):
"""
Various validations related to DTL target changes on a multi node cluster with Domains
* vPool DTL: True
* Set DTL for vDisk to Domains 1, 2
* Disable DTL for vDisk
* Set DTL for vDisk to Domain 1
* Set DTL for vDisk to unspecified target
* vPool DTL: False
* Set DTL for vDisk
* Disable DTL for vDisk
"""
structure = DalHelper.build_dal_structure(
structure={
'vpools': [1],
'storagerouters': [1, 2, 3, 4, 5, 6],
'storagedrivers':
[(1, 1, 1), (2, 1, 2), (3, 1, 3), (4, 1, 4),
(5, 1, 5)], # (<id>, <vpool_id>, <storagerouter_id>)
'mds_services': [(1, 1), (2, 2), (3, 3), (4, 4),
(5, 5)], # (<id>, <storagedriver_id>),
'vdisks': [
(1, 1, 1, 1), (2, 1, 1, 1), (3, 1, 1, 1), (4, 1, 1, 1),
(5, 1, 1, 1), (6, 1, 1, 1), (7, 1, 1, 1), (8, 1, 1, 1)
], # (<id>, <storagedriver_id>, <vpool_id>, <mds_id>)
'domains': [1, 2],
'storagerouter_domains': [(1, 1, 1, False), (2, 1, 2, True),
(3, 2, 1, False), (4, 2, 2, True),
(5, 3, 2, False), (6, 4, 2, False),
(7, 4, 1, True), (8, 5, 2, True),
(9, 6, 2, False)]
}) # (<srd_id>, <sr_id>, <domain_id>, <backup>)
# SR | reg dom | rec dom |
# 1 | dom1 | dom2 |
# 2 | dom1 | dom2 |
# 3 | dom2 | |
# 4 | dom2 | dom1 |
# 5 | | dom2 |
# 6 | dom2 | |
domain_1 = structure['domains'][1]
domain_2 = structure['domains'][2]
storagerouters = structure['storagerouters']
# Set DTL with DTL enabled for vPool (default)
vdisks = structure['vdisks']
vdisk = vdisks[1]
VDiskController.set_config_params(vdisk.guid,
new_config_params={
'dtl_mode':
'a_sync',
'dtl_target':
[domain_1.guid, domain_2.guid]
})
vdisk.discard()
dtl_config = vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id)
possible_sds = [
storagerouters[3].storagedrivers[0],
storagerouters[4].storagedrivers[0]
]
self.assertTrue(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_sync', second=vdisk.dtl_status)
self.assertEqual(first=2, second=len(vdisk.domains_dtl_guids))
self.assertEqual(
first=dtl_config.mode,
second=StorageDriverClient.VDISK_DTL_MODE_MAP['a_sync'])
self.assertIn(member=dtl_config.host,
container=[sd.storage_ip for sd in possible_sds])
self.assertIn(member=dtl_config.port,
container=[sd.ports['dtl'] for sd in possible_sds])
# Disable DTL with DTL enabled for vPool
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'no_sync'})
vdisk.discard()
self.assertTrue(expr=vdisk.has_manual_dtl)
self.assertEqual(first='disabled', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertIsNone(obj=vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id))
# Set DTL to StorageRouter in regular Domain
vdisk = vdisks[2]
VDiskController.set_config_params(vdisk.guid,
new_config_params={
'dtl_mode': 'a_sync',
'dtl_target': [domain_1.guid]
})
vdisk.discard()
dtl_config = vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id)
self.assertTrue(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_sync', second=vdisk.dtl_status)
self.assertEqual(first=1, second=len(vdisk.domains_dtl_guids))
self.assertEqual(
first=dtl_config.mode,
second=StorageDriverClient.VDISK_DTL_MODE_MAP['a_sync'])
self.assertEqual(first=dtl_config.host,
second=storagerouters[2].storagedrivers[0].storage_ip)
self.assertEqual(
first=dtl_config.port,
second=storagerouters[2].storagedrivers[0].ports['dtl'])
# Set DTL to any target
vdisk = vdisks[3]
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'a_sync'})
vdisk.discard()
dtl_config = vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id)
self.assertFalse(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_sync', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertEqual(
first=dtl_config.mode,
second=StorageDriverClient.VDISK_DTL_MODE_MAP['a_sync'])
self.assertIn(member=dtl_config.host,
container=[sd.storage_ip for sd in possible_sds])
self.assertIn(member=dtl_config.port,
container=[sd.ports['dtl'] for sd in possible_sds])
# Set DTL with DTL disabled for vPool
vpool_1 = structure['vpools'][1]
DalHelper.set_vpool_storage_driver_configuration(
vpool=vpool_1,
config={
'filesystem': {
'fs_dtl_host':
'',
'fs_dtl_config_mode':
StorageDriverClient.VOLDRV_DTL_MANUAL_MODE
}
})
vpool_1.invalidate_dynamics('configuration')
self.assertFalse(expr=vpool_1.configuration['dtl_enabled'])
vdisk = vdisks[4]
VDiskController.set_config_params(vdisk.guid,
new_config_params={
'dtl_mode':
'a_sync',
'dtl_target':
[domain_1.guid, domain_2.guid]
})
vdisk.discard()
dtl_config = vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id)
possible_sds = [
storagerouters[3].storagedrivers[0],
storagerouters[4].storagedrivers[0]
]
self.assertTrue(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_sync', second=vdisk.dtl_status)
self.assertEqual(first=2, second=len(vdisk.domains_dtl_guids))
self.assertEqual(
first=dtl_config.mode,
second=StorageDriverClient.VDISK_DTL_MODE_MAP['a_sync'])
self.assertIn(member=dtl_config.host,
container=[sd.storage_ip for sd in possible_sds])
self.assertIn(member=dtl_config.port,
container=[sd.ports['dtl'] for sd in possible_sds])
# Disable DTL with DTL disabled for vPool
self.assertFalse(expr=vpool_1.configuration['dtl_enabled'])
vdisk = vdisks[5]
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'no_sync'})
vdisk.discard()
self.assertFalse(expr=vdisk.has_manual_dtl)
self.assertEqual(first='disabled', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertIsNone(obj=vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id))
# Set DTL to StorageRouter in regular Domain on DTL disabled vPool
vdisk = vdisks[6]
VDiskController.set_config_params(vdisk.guid,
new_config_params={
'dtl_mode': 'a_sync',
'dtl_target': [domain_1.guid]
})
vdisk.discard()
dtl_config = vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id)
self.assertTrue(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_sync', second=vdisk.dtl_status)
self.assertEqual(first=1, second=len(vdisk.domains_dtl_guids))
self.assertEqual(
first=dtl_config.mode,
second=StorageDriverClient.VDISK_DTL_MODE_MAP['a_sync'])
self.assertEqual(first=dtl_config.host,
second=storagerouters[2].storagedrivers[0].storage_ip)
self.assertEqual(
first=dtl_config.port,
second=storagerouters[2].storagedrivers[0].ports['dtl'])
# Set DTL to any target on DTL disabled vPool
vdisk = vdisks[7]
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'a_sync'})
vdisk.discard()
dtl_config = vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id)
self.assertTrue(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_sync', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertEqual(
first=dtl_config.mode,
second=StorageDriverClient.VDISK_DTL_MODE_MAP['a_sync'])
self.assertIn(member=dtl_config.host,
container=[sd.storage_ip for sd in possible_sds])
self.assertIn(member=dtl_config.port,
container=[sd.ports['dtl'] for sd in possible_sds])
# Set DTL to any target in regular Domain, then add recovery Domain --> checkup_required
DalHelper.set_vpool_storage_driver_configuration(
vpool=vpool_1,
config={
'filesystem': {
'fs_dtl_host':
'',
'fs_dtl_config_mode':
StorageDriverClient.VOLDRV_DTL_AUTOMATIC_MODE
}
})
vpool_1.invalidate_dynamics('configuration')
self.assertTrue(expr=vpool_1.configuration['dtl_enabled'])
for domain in storagerouters[1].domains:
if domain.backup is True:
domain.delete(
) # Remove recovery Domain for StorageRouter hosting the vDisk
vdisk = vdisks[8]
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'a_sync'})
vdisk.discard()
dtl_config = vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id)
self.assertFalse(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_sync', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertEqual(
first=dtl_config.mode,
second=StorageDriverClient.VDISK_DTL_MODE_MAP['a_sync'])
self.assertEqual(first=dtl_config.host,
second=storagerouters[2].storagedrivers[0].storage_ip)
self.assertEqual(
first=dtl_config.port,
second=storagerouters[2].storagedrivers[0].ports['dtl'])
DalHelper.build_dal_structure(
structure={'storagerouter_domains': [
(10, 1, 2, True)
]}, # Restore recovery Domain for StorageRouter hosting the vDisk
previous_structure=structure)
vdisk.invalidate_dynamics('dtl_status')
self.assertEqual(first='checkup_required', second=vdisk.dtl_status)
def test_dtl_modifications_single_node_cluster_with_domains(self):
"""
Various validations related to DTL target changes on a single node cluster with Domains
* vPool DTL: True
* Set DTL for vDisk
* Disable DTL for vDisk
* vPool DTL: False
* Set DTL for vDisk
* Disable DTL for vDisk
* Set DTL for vDisk on vPool which only runs on 1 node
"""
structure = DalHelper.build_dal_structure(
structure={
'vpools': [1],
'storagerouters': [1],
'storagedrivers':
[(1, 1, 1)], # (<id>, <vpool_id>, <storagerouter_id>)
'mds_services': [(1, 1)], # (<id>, <storagedriver_id>),
'vdisks': [
(1, 1, 1, 1), (2, 1, 1, 1), (3, 1, 1, 1), (4, 1, 1, 1)
], # (<id>, <storagedriver_id>, <vpool_id>, <mds_id>)
'domains': [1, 2],
'storagerouter_domains': [(1, 1, 1, True), (2, 1, 2, False)]
}) # (<srd_id>, <sr_id>, <domain_id>, <backup>)
vdisks = structure['vdisks']
vpool_1 = structure['vpools'][1]
domain_1 = structure['domains'][1]
domain_2 = structure['domains'][2]
# Set DTL with DTL enabled for vPool (default)
vdisk = vdisks[1]
with self.assertRaises(Exception):
VDiskController.set_config_params(vdisk.guid,
new_config_params={
'dtl_mode': 'a_sync',
'dtl_target':
[domain_1.guid]
})
logs = [
log for log in Logger._logs['lib']
if 'No possible StorageRouters' in log and vdisk.name in log
]
vdisk.discard()
self.assertEqual(first=1, second=len(logs))
self.assertEqual(first='ERROR', second=Logger._logs['lib'][logs[0]])
self.assertFalse(expr=vdisk.has_manual_dtl)
self.assertEqual(first='ok_standalone', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertIsNone(obj=vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id))
# Disable DTL with specifying DTL targets
vdisk = vdisks[2]
with self.assertRaises(ValueError):
VDiskController.set_config_params(vdisk.guid,
new_config_params={
'dtl_mode': 'no_sync',
'dtl_target':
[domain_1.guid]
})
# Disable DTL with DTL enabled for vPool
dtl_config = DTLConfig(host='10.0.0.1', mode='Synchronous', port=10000)
vdisk.storagedriver_client.set_manual_dtl_config(
volume_id=vdisk.volume_id, config=dtl_config
) # Set config otherwise set_config_params won't do anything since current config is already 'no_sync'
vdisk.invalidate_dynamics('info')
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'no_sync'})
vdisk.discard()
self.assertTrue(expr=vdisk.has_manual_dtl)
self.assertEqual(first='disabled', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertIsNone(obj=vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id))
# Set DTL with DTL disabled for vPool
DalHelper.set_vpool_storage_driver_configuration(
vpool=vpool_1,
config={
'filesystem': {
'fs_dtl_host':
'',
'fs_dtl_config_mode':
StorageDriverClient.VOLDRV_DTL_MANUAL_MODE
}
})
vpool_1.invalidate_dynamics('configuration')
self.assertFalse(expr=vpool_1.configuration['dtl_enabled'])
vdisk = vdisks[3]
with self.assertRaises(Exception):
VDiskController.set_config_params(
vdisk.guid,
new_config_params={
'dtl_mode': 'a_sync',
'dtl_target': [domain_1.guid, domain_2.guid]
})
logs = [
log for log in Logger._logs['lib']
if 'No possible StorageRouters' in log and vdisk.name in log
]
vdisk.discard()
self.assertEqual(first=1, second=len(logs))
self.assertEqual(first='ERROR', second=Logger._logs['lib'][logs[0]])
self.assertFalse(expr=vdisk.has_manual_dtl)
self.assertEqual(first='disabled', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertIsNone(obj=vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id))
# Disable DTL with DTL disabled for vPool
self.assertFalse(expr=vpool_1.configuration['dtl_enabled'])
vdisk = vdisks[4]
VDiskController.set_config_params(
vdisk.guid, new_config_params={'dtl_mode': 'no_sync'})
vdisk.discard()
self.assertFalse(expr=vdisk.has_manual_dtl)
self.assertEqual(first='disabled', second=vdisk.dtl_status)
self.assertEqual(first=0, second=len(vdisk.domains_dtl_guids))
self.assertIsNone(obj=vdisk.storagedriver_client.get_dtl_config(
volume_id=vdisk.volume_id))