| # Copyright 2017-present Open Networking Foundation |
| # |
| # 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. |
| |
| import paramiko |
| |
| def onos_command_execute(host, portNum, cmd, user='karaf', passwd='karaf'): |
| """ |
| :param host: onos-cord or onos-fabric |
| :param portNum: 8102 or 8101 |
| :param cmd: command to execute |
| :param user: onos/karaf |
| :param passwd: onos/karaf |
| :return: output of command executed inside onos karaf (shell) |
| """ |
| try: |
| client = paramiko.SSHClient() |
| client.set_missing_host_key_policy(paramiko.AutoAddPolicy()) |
| client.connect(host, port=int(portNum), username=user, password=passwd) |
| stdin, stdout, stderr = client.exec_command(cmd) |
| while not stdout.channel.exit_status_ready(): |
| if stdout.channel.recv_ready(): |
| return stdout.read() |
| finally: |
| client.close() |
| |
| def get_compute_node_ip(compute_node): |
| """ |
| :param compute_node: one compute node information from output of 'cordvtn-nodes' |
| :return: data_ip of that compute node |
| """ |
| for line in compute_node.splitlines(): |
| columns = line.split() |
| if len(columns) >= 2: |
| return columns[2].split("/")[0] |