def do_setup(self, context):
"""Instantiate common class and log in storage system."""
self.common = RestCommon(configuration=self.configuration)
return self.common.login()
def do_setup(self, context):
"""Instantiate common class and log in storage system."""
self.common = RestCommon(configuration=self.configuration)
return self.common.login()
class Huawei18000ISCSIDriver(driver.ISCSIDriver):
"""ISCSI driver for Huawei OceanStor 18000 storage arrays.
Version history:
1.0.0 - Initial driver
1.1.0 - Provide Huawei OceanStor 18000 storage volume driver.
"""
VERSION = "1.1.0"
def __init__(self, *args, **kwargs):
super(Huawei18000ISCSIDriver, self).__init__(*args, **kwargs)
def do_setup(self, context):
"""Instantiate common class and log in storage system."""
self.common = RestCommon(configuration=self.configuration)
return self.common.login()
def check_for_setup_error(self):
"""Check configuration file."""
return self.common._check_conf_file()
def create_volume(self, volume):
"""Create a volume."""
lun_info = self.common.create_volume(volume)
return {'provider_location': lun_info['ID'],
'lun_info': lun_info}
def create_volume_from_snapshot(self, volume, snapshot):
"""Create a volume from a snapshot."""
lun_info = self.common.create_volume_from_snapshot(volume, snapshot)
return {'provider_location': lun_info['ID'],
'lun_info': lun_info}
def create_cloned_volume(self, volume, src_vref):
"""Create a clone of the specified volume."""
lun_info = self.common.create_cloned_volume(volume, src_vref)
return {'provider_location': lun_info['ID'],
'lun_info': lun_info}
def extend_volume(self, volume, new_size):
"""Extend a volume."""
return self.common.extend_volume(volume, new_size)
def delete_volume(self, volume):
"""Delete a volume."""
return self.common.delete_volume(volume)
def create_snapshot(self, snapshot):
"""Create a snapshot."""
lun_info = self.common.create_snapshot(snapshot)
return {'provider_location': lun_info['ID'],
'lun_info': lun_info}
def delete_snapshot(self, snapshot):
"""Delete a snapshot."""
return self.common.delete_snapshot(snapshot)
def get_volume_stats(self, refresh=False):
"""Get volume stats."""
data = self.common.update_volume_stats()
backend_name = self.configuration.safe_get('volume_backend_name')
data['volume_backend_name'] = backend_name or self.__class__.__name__
data['storage_protocol'] = 'iSCSI'
data['driver_version'] = self.VERSION
return data
def initialize_connection(self, volume, connector):
"""Map a volume to a host."""
return self.common.initialize_connection_iscsi(volume, connector)
def terminate_connection(self, volume, connector, **kwargs):
"""Terminate the map."""
self.common.terminate_connection_iscsi(volume, connector)
def create_export(self, context, volume):
"""Export the volume."""
pass
def ensure_export(self, context, volume):
"""Synchronously recreate an export for a volume."""
pass
def remove_export(self, context, volume):
"""Remove an export for a volume."""
pass
class Huawei18000ISCSIDriver(driver.ISCSIDriver):
"""ISCSI driver for Huawei OceanStor 18000 storage arrays.
Version history:
1.0.0 - Initial driver
1.1.0 - Provide Huawei OceanStor 18000 storage volume driver.
"""
VERSION = "1.1.0"
def __init__(self, *args, **kwargs):
super(Huawei18000ISCSIDriver, self).__init__(*args, **kwargs)
def do_setup(self, context):
"""Instantiate common class and log in storage system."""
self.common = RestCommon(configuration=self.configuration)
return self.common.login()
def check_for_setup_error(self):
"""Check configuration file."""
return self.common._check_conf_file()
def create_volume(self, volume):
"""Create a volume."""
volume_id = self.common.create_volume(volume)
return {"provider_location": volume_id}
def create_volume_from_snapshot(self, volume, snapshot):
"""Create a volume from a snapshot."""
snapshot_id = self.common.create_volume_from_snapshot(volume, snapshot)
return {"provider_location": snapshot_id}
def create_cloned_volume(self, volume, src_vref):
"""Create a clone of the specified volume."""
volume_id = self.common.create_cloned_volume(volume, src_vref)
return {"provider_location": volume_id}
def extend_volume(self, volume, new_size):
"""Extend a volume."""
return self.common.extend_volume(volume, new_size)
def delete_volume(self, volume):
"""Delete a volume."""
return self.common.delete_volume(volume)
def create_snapshot(self, snapshot):
"""Create a snapshot."""
snapshot_id = self.common.create_snapshot(snapshot)
return {"provider_location": snapshot_id}
def delete_snapshot(self, snapshot):
"""Delete a snapshot."""
return self.common.delete_snapshot(snapshot)
def get_volume_stats(self, refresh=False):
"""Get volume stats."""
data = self.common.update_volume_stats()
backend_name = self.configuration.safe_get("volume_backend_name")
data["volume_backend_name"] = backend_name or self.__class__.__name__
data["storage_protocol"] = "iSCSI"
data["driver_version"] = self.VERSION
return data
def initialize_connection(self, volume, connector):
"""Map a volume to a host."""
return self.common.initialize_connection_iscsi(volume, connector)
def terminate_connection(self, volume, connector, **kwargs):
"""Terminate the map."""
return self.common.terminate_connection_iscsi(volume, connector)
def create_export(self, context, volume):
"""Export the volume."""
pass
def ensure_export(self, context, volume):
"""Synchronously recreate an export for a volume."""
pass
def remove_export(self, context, volume):
"""Remove an export for a volume."""
pass
