def test_reformat_idempotency(self):
"""
Test that if a volume format passes its initial check for existing filesystems,
then it will format successfully even if the initial format operation is stopped
and restarted. To do that it has to pass reformat=True the second time
"""
path = self.mgt.managedtargetmount_set.get().volume_node.path
try:
MockAgentRpc.fail_commands = [('format_target', {
'device': path,
'target_types': 'mgs',
'backfstype': 'ldiskfs',
'device_type': 'linux',
'target_name': 'MGS'
})]
command = self.set_and_assert_state(self.mgt.managedtarget_ptr,
'formatted',
check=False)
self.assertEqual(freshen(command).complete, True)
self.assertEqual(freshen(command).errored, True)
finally:
MockAgentRpc.fail_commands = []
# Check that the initial format did not pass the reformat flag
self.assertEqual(MockAgentRpc.skip_calls(['device_plugin']),
('format_target', {
'device': path,
'target_types': 'mgs',
'backfstype': 'ldiskfs',
'device_type': 'linux',
'target_name': 'MGS'
}))
# This one should succeed
self.set_and_assert_state(self.mgt.managedtarget_ptr,
'formatted',
check=True)
# Check that it passed the reformat flag
self.assertEqual(
MockAgentRpc.skip_calls(['device_plugin', 'export_target']),
('format_target', {
'device': path,
'target_types': 'mgs',
'backfstype': 'ldiskfs',
'device_type': 'linux',
'target_name': 'MGS',
'reformat': True
}))
def test_ost_override(self):
import settings
self.create_simple_filesystem(self.host, start=False)
self.mgt.managedtarget_ptr = self.set_and_assert_state(self.mgt.managedtarget_ptr, "mounted")
settings.LUSTRE_MKFS_OPTIONS_OST = "-E block_size=2048"
self.mgt.managedtarget_ptr = self.set_and_assert_state(self.ost.managedtarget_ptr, "formatted")
cmd, args = MockAgentRpc.skip_calls(["device_plugin", "export_target"])
self.assertEqual(cmd, "format_target")
self.assertDictContainsSubset({"mkfsoptions": settings.LUSTRE_MKFS_OPTIONS_OST}, args)
def test_ost_override(self):
import settings
self.create_simple_filesystem(self.host, start=False)
self.mgt.managedtarget_ptr = self.set_and_assert_state(
self.mgt.managedtarget_ptr, 'mounted')
settings.LUSTRE_MKFS_OPTIONS_OST = '-E block_size=2048'
self.mgt.managedtarget_ptr = self.set_and_assert_state(
self.ost.managedtarget_ptr, 'formatted')
cmd, args = MockAgentRpc.skip_calls(['device_plugin', 'export_target'])
self.assertEqual(cmd, 'format_target')
self.assertDictContainsSubset(
{'mkfsoptions': settings.LUSTRE_MKFS_OPTIONS_OST}, args)
def test_reformat_idempotency(self):
"""
Test that if a volume format passes its initial check for existing filesystems,
then it will format successfully even if the initial format operation is stopped
and restarted. To do that it has to pass reformat=True the second time
"""
path = self.mgt.managedtargetmount_set.get().volume_node.path
try:
MockAgentRpc.fail_commands = [
(
"format_target",
{
"device": path,
"target_types": "mgs",
"backfstype": "ldiskfs",
"device_type": "linux",
"target_name": "MGS",
},
)
]
command = self.set_and_assert_state(self.mgt.managedtarget_ptr, "formatted", check=False)
self.assertEqual(freshen(command).complete, True)
self.assertEqual(freshen(command).errored, True)
finally:
MockAgentRpc.fail_commands = []
# Check that the initial format did not pass the reformat flag
self.assertEqual(
MockAgentRpc.skip_calls(["device_plugin"]),
(
"format_target",
{
"device": path,
"target_types": "mgs",
"backfstype": "ldiskfs",
"device_type": "linux",
"target_name": "MGS",
},
),
)
# This one should succeed
self.set_and_assert_state(self.mgt.managedtarget_ptr, "formatted", check=True)
# Check that it passed the reformat flag
self.assertEqual(
MockAgentRpc.skip_calls(["device_plugin", "export_target"]),
(
"format_target",
{
"device": path,
"target_types": "mgs",
"backfstype": "ldiskfs",
"device_type": "linux",
"target_name": "MGS",
"reformat": True,
},
),
)
def invoke(self, cmd, args={}, auth_args=None):
host = ManagedHost(address=self.address)
return MockAgentRpc._call(host, cmd, args)