dfb6354b3c
- use neutron in tests migrate_vm_backed_with_ceph and check_ceph_partitions_after_reboot - add primitives for requesting OVS database - add showing "steps" from docstring into test cases - refactor fuel master backup/restore helper methods Change-Id: I0c9727eb7f2f4067f615386790b12fb0220c548c Closes-Bug:#1484155 Closes-Bug:#1483767 Related-Bug:#1485954
96 lines
3.5 KiB
Python
96 lines
3.5 KiB
Python
# Copyright 2015 Mirantis, Inc.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
from fuelweb_test import logger
|
|
from fuelweb_test.helpers.utils import run_on_remote
|
|
|
|
|
|
def ovs_get_data(remote, table, columns=None):
|
|
"""Get data from a specified OpenVSwitch table
|
|
|
|
:param SSHClient remote: fuel-devops.helpers.helpers object
|
|
:param str table: ovs table name (see `ovsdb-client list-tables`)
|
|
:param list columns:
|
|
list of strings to get specified columns. if None - all columns
|
|
will be requested.
|
|
:return dict: data from JSON object
|
|
"""
|
|
if columns:
|
|
col = '--columns=' + ','.join(columns)
|
|
else:
|
|
col = ''
|
|
cmd = ('ovs-vsctl --oneline --format=json {columns} list {table}'
|
|
.format(columns=col, table=table))
|
|
res = run_on_remote(remote, cmd, jsonify=True)
|
|
logger.debug("OVS output of the command '{0}': {1}".format(cmd, res))
|
|
return res
|
|
|
|
|
|
def ovs_decode_columns(ovs_data):
|
|
"""Decode columns from OVS data format to a python dict
|
|
:param str ovs_data: data from JSON object
|
|
:return list: list of decoded dicts
|
|
"""
|
|
data = ovs_data['data']
|
|
headings = ovs_data['headings']
|
|
res = []
|
|
for fields in data:
|
|
res_fields = {}
|
|
for i, field in enumerate(fields):
|
|
if isinstance(field, list):
|
|
if field[0] == 'map':
|
|
d = {}
|
|
for f in field[1]:
|
|
d[f[0]] = f[1]
|
|
res_fields[headings[i]] = d
|
|
elif field[0] == 'uuid':
|
|
res_fields[headings[i]] = {'uuid': field[1]}
|
|
else:
|
|
res_fields[headings[i]] = field
|
|
else:
|
|
res_fields[headings[i]] = field
|
|
res.append(res_fields)
|
|
return res
|
|
|
|
|
|
def ovs_get_tag_by_port(remote, port):
|
|
"""Get the tag used for OVS interface by Neutron port ID
|
|
|
|
:param SSHClient remote: fuel-devops.helpers.helpers object
|
|
:param str port: Neutron port ID
|
|
:return str: tag number
|
|
"""
|
|
interfaces_raw = ovs_get_data(remote,
|
|
table='Interface',
|
|
columns=['external_ids', 'name'])
|
|
interfaces = ovs_decode_columns(interfaces_raw)
|
|
|
|
ports_ifaces = {x['external_ids']['iface-id']: x['name']
|
|
for x in interfaces if 'iface-id' in x['external_ids']}
|
|
logger.debug("OVS interfaces: {0}".format(ports_ifaces))
|
|
if port not in ports_ifaces:
|
|
raise ValueError("Neutron port {0} not found in OVS interfaces."
|
|
.format(port))
|
|
|
|
iface_id = ports_ifaces[port]
|
|
|
|
ovs_port_raw = ovs_get_data(remote,
|
|
table='Port {0}'.format(iface_id),
|
|
columns=['tag'])
|
|
ovs_port = ovs_decode_columns(ovs_port_raw)
|
|
logger.debug("OVS tag for port {0}: {1}".format(iface_id, ovs_port))
|
|
ovs_tag = ovs_port[0]['tag']
|
|
|
|
return str(ovs_tag)
|