ssh.connect(node)
(ret_code, stdout, stderr) = \
- ssh.exec_command('sudo -Sn bash {0}/{1}/dut_setup.sh'.format(
- Constants.REMOTE_FW_DIR, Constants.RESOURCES_LIB_SH), timeout=120)
+ ssh.exec_command('sudo -Sn bash {0}/{1}/dut_setup.sh'.
+ format(Constants.REMOTE_FW_DIR,
+ Constants.RESOURCES_LIB_SH), timeout=120)
logger.trace(stdout)
logger.trace(stderr)
if int(ret_code) != 0:
format(node['host'], stdout + stderr))
raise Exception('DUT test setup script failed at node {}'.
format(node['host']))
+
+ @staticmethod
+ def get_vpp_pid(node):
+ """Get PID of running VPP process.
+
+ :param node: DUT node.
+ :type node: dict
+ :return: PID
+ :rtype: int
+ :raises RuntimeError if it is not possible to get the PID.
+ """
+
+ ssh = SSH()
+ ssh.connect(node)
+ ret_code, stdout, stderr = ssh.exec_command('pidof vpp')
+
+ logger.trace(stdout)
+ logger.trace(stderr)
+
+ if int(ret_code) != 0:
+ logger.debug('Not possible to get PID of VPP process on node: '
+ '{0}\n {1}'.format(node['host'], stdout + stderr))
+ raise RuntimeError('Not possible to get PID of VPP process on node:'
+ ' {}'.format(node['host']))
+
+ if len(stdout.splitlines()) != 1:
+ raise RuntimeError("More then one VPP PID found on node {0}".
+ format(node['host']))
+ return int(stdout)
+
+ @staticmethod
+ def get_vpp_pids(nodes):
+ """Get PID of running VPP process on all DUTs.
+
+ :param nodes: DUT nodes.
+ :type nodes: dict
+ :return: PIDs
+ :rtype: dict
+ """
+
+ pids = dict()
+ for node in nodes.values():
+ if node['type'] == NodeType.DUT:
+ pids[node['host']] = DUTSetup.get_vpp_pid(node)
+ return pids