def test_returns_correct_ip_if_available(self, get_ips_mock):
ext_cidr = ["10.0.0.0/24"]
init_host = "controller"
compute_host = "compute"
user = "******"
expected = "10.0.0.100"
get_ips_mock.return_value = [expected, "1.2.3.4", "5.6.7.8"]
ip = node_ip.get_ext_ip(ext_cidr, init_host, compute_host, user)
self.assertEqual(expected, ip)
def test_falls_back_to_node_ip(self, get_ips_mock, socket_mock):
ext_cidr = ["10.0.0.0/24"]
init_host = "controller"
compute_host = "compute"
user = "******"
expected = "192.168.1.3"
get_ips_mock.return_value = []
socket_mock.gethostbyname.return_value = expected
ip = node_ip.get_ext_ip(ext_cidr, init_host, compute_host, user)
self.assertEqual(expected, ip)
def convert_instance(self, instance, cfg, cloud):
identity_res = cloud.resources[utils.IDENTITY_RESOURCE]
compute_res = cloud.resources[utils.COMPUTE_RESOURCE]
sg_res = server_groups.ServerGroupsHandler(cloud)
instance_name = instance_libvirt_name(instance)
instance_node = instance_host(instance)
get_tenant_name = identity_res.get_tenants_func()
security_groups = []
for security_group in getattr(instance, 'security_groups', []):
security_groups.append(security_group['name'])
interfaces = compute_res.get_networks(instance)
volumes = [{
'id': v.id,
'num_device': i,
'device': v.device
} for i, v in enumerate(
compute_res.nova_client.volumes.get_server_volumes(instance.id))]
ssh_user = cfg.cloud.ssh_user
ext_cidr = cfg.cloud.ext_cidr
host = node_ip.get_ext_ip(ext_cidr, cfg.cloud.ssh_host, instance_node,
ssh_user)
if not utils.libvirt_instance_exists(instance_name, cfg.cloud.ssh_host,
instance_node, ssh_user,
cfg.cloud.ssh_sudo_password):
LOG.warning('Instance %s (%s) not found on %s, skipping migration',
instance_name, instance.id, instance_node)
return None
instance_block_info = utils.get_libvirt_block_info(
instance_name, cfg.cloud.ssh_host, instance_node, ssh_user,
cfg.cloud.ssh_sudo_password)
ephemeral_path = {
'path_src': None,
'path_dst': None,
'host_src': host,
'host_dst': None
}
flav_details = instances.get_flav_details(compute_res.mysql_connector,
instance.id)
is_ephemeral = flav_details['ephemeral_gb'] > 0
if is_ephemeral:
ephemeral_path['path_src'] = utils.get_disk_path(
instance, instance_block_info, disk=DISK + LOCAL)
diff = {
'path_src': None,
'path_dst': None,
'host_src': host,
'host_dst': None
}
if instance.image:
diff['path_src'] = utils.get_disk_path(instance,
instance_block_info)
flav_name = compute_res.get_flavor_from_id(instance.flavor['id'],
include_deleted=True).name
flav_details.update({'name': flav_name})
tenant_name = get_tenant_name(instance.tenant_id)
if cfg.migrate.keep_affinity_settings:
server_group = sg_res.get_server_group_id_by_vm(
instance.id, tenant_name)
else:
server_group = None
config_drive = utils.get_disk_path(instance,
instance_block_info,
disk=utils.DISK_CONFIG)
inst = {
'instance': {
'name':
instance.name,
'instance_name':
instance_name,
'id':
instance.id,
'tenant_id':
instance.tenant_id,
'tenant_name':
self.tenant_name_map.map(tenant_name),
'status':
instance.status,
'flavor_id':
instance.flavor['id'],
'flav_details':
flav_details,
'image_id':
instance.image['id'] if instance.image else None,
'boot_mode': (utils.BOOT_FROM_IMAGE
if instance.image else utils.BOOT_FROM_VOLUME),
'key_name':
instance.key_name,
'availability_zone':
getattr(instance, 'OS-EXT-AZ:availability_zone'),
'security_groups':
security_groups,
'boot_volume':
copy.deepcopy(volumes[0]) if volumes else None,
'interfaces':
interfaces,
'host':
instance_node,
'is_ephemeral':
is_ephemeral,
'volumes':
volumes,
'user_id':
instance.user_id,
'server_group':
server_group,
'config_drive':
config_drive is not None,
},
'ephemeral': ephemeral_path,
'diff': diff,
'meta': {
'old_id': instance.id
},
}
return inst
def convert_instance(instance, cfg, cloud):
identity_res = cloud.resources[utl.IDENTITY_RESOURCE]
compute_res = cloud.resources[utl.COMPUTE_RESOURCE]
sg_res = server_groups.ServerGroupsHandler(cloud)
instance_name = instance_libvirt_name(instance)
instance_node = instance_host(instance)
get_tenant_name = identity_res.get_tenants_func()
security_groups = []
for security_group in getattr(instance, 'security_groups', []):
security_groups.append(security_group['name'])
interfaces = compute_res.get_networks(instance)
volumes = [{'id': v.id,
'num_device': i,
'device': v.device} for i, v in enumerate(
compute_res.nova_client.volumes.get_server_volumes(
instance.id))]
is_ceph = cfg.compute.backend.lower() == utl.CEPH
ssh_user = cfg.cloud.ssh_user
if is_ceph:
host = cfg.compute.host_eph_drv
else:
ext_cidr = cfg.cloud.ext_cidr
host = node_ip.get_ext_ip(ext_cidr,
cfg.cloud.ssh_host,
instance_node,
ssh_user)
if not utl.libvirt_instance_exists(instance_name,
cfg.cloud.ssh_host,
instance_node,
ssh_user,
cfg.cloud.ssh_sudo_password):
LOG.warning('Instance %s (%s) not found on %s, skipping migration',
instance_name, instance.id, instance_node)
return None
instance_block_info = utl.get_libvirt_block_info(
instance_name,
cfg.cloud.ssh_host,
instance_node,
ssh_user,
cfg.cloud.ssh_sudo_password)
ephemeral_path = {
'path_src': None,
'path_dst': None,
'host_src': host,
'host_dst': None
}
flav_details = instances.get_flav_details(compute_res.mysql_connector,
instance.id)
is_ephemeral = flav_details['ephemeral_gb'] > 0
if is_ephemeral:
ephemeral_path['path_src'] = utl.get_disk_path(
instance,
instance_block_info,
is_ceph_ephemeral=is_ceph,
disk=DISK + LOCAL)
diff = {
'path_src': None,
'path_dst': None,
'host_src': host,
'host_dst': None
}
if instance.image:
diff['path_src'] = utl.get_disk_path(
instance,
instance_block_info,
is_ceph_ephemeral=is_ceph)
flav_name = compute_res.get_flavor_from_id(instance.flavor['id'],
include_deleted=True).name
flav_details.update({'name': flav_name})
tenant_name = get_tenant_name(instance.tenant_id)
if cfg.migrate.keep_affinity_settings:
server_group = sg_res.get_server_group_id_by_vm(instance.id,
tenant_name)
else:
server_group = None
config_drive = utl.get_disk_path(instance, instance_block_info,
disk=utl.DISK_CONFIG)
inst = {'instance': {'name': instance.name,
'instance_name': instance_name,
'id': instance.id,
'tenant_id': instance.tenant_id,
'tenant_name': tenant_name,
'status': instance.status,
'flavor_id': instance.flavor['id'],
'flav_details': flav_details,
'image_id': instance.image[
'id'] if instance.image else None,
'boot_mode': (utl.BOOT_FROM_IMAGE
if instance.image
else utl.BOOT_FROM_VOLUME),
'key_name': instance.key_name,
'availability_zone': getattr(
instance,
'OS-EXT-AZ:availability_zone'),
'security_groups': security_groups,
'boot_volume': copy.deepcopy(
volumes[0]) if volumes else None,
'interfaces': interfaces,
'host': instance_node,
'is_ephemeral': is_ephemeral,
'volumes': volumes,
'user_id': instance.user_id,
'server_group': server_group,
'config_drive': config_drive is not None,
},
'ephemeral': ephemeral_path,
'diff': diff,
'meta': {'old_id': instance.id},
}
return inst
