diff options
Diffstat (limited to 'resources/libraries/python')
| -rw-r--r-- | resources/libraries/python/DUTSetup.py | 37 |
1 files changed, 10 insertions, 27 deletions
diff --git a/resources/libraries/python/DUTSetup.py b/resources/libraries/python/DUTSetup.py index 6e3530277a..419a4e291f 100644 --- a/resources/libraries/python/DUTSetup.py +++ b/resources/libraries/python/DUTSetup.py @@ -1,4 +1,4 @@ -# Copyright (c) 2022 Cisco and/or its affiliates. +# Copyright (c) 2023 Cisco and/or its affiliates. # 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: @@ -207,42 +207,25 @@ class DUTSetup: exec_cmd_no_error(node, cmd, message=f"{program} is not installed") @staticmethod - def get_pid(node, process): + def get_pid(node, process, retries=3): """Get PID of running process. :param node: DUT node. :param process: process name. + :param retries: How many times to retry on failure. :type node: dict :type process: str + :type retries: int :returns: PID :rtype: int :raises RuntimeError: If it is not possible to get the PID. """ - ssh = SSH() - ssh.connect(node) - - retval = None - for i in range(3): - logger.trace(f"Try {i}: Get {process} PID") - ret_code, stdout, stderr = ssh.exec_command(f"pidof {process}") - - if int(ret_code): - raise RuntimeError( - f"Not possible to get PID of {process} process on node: " - f"{node[u'host']}\n {stdout + stderr}" - ) - - pid_list = stdout.split() - if len(pid_list) == 1: - return [int(stdout)] - if not pid_list: - logger.debug(f"No {process} PID found on node {node[u'host']}") - continue - logger.debug(f"More than one {process} PID found " \ - f"on node {node[u'host']}") - retval = [int(pid) for pid in pid_list] - - return retval + cmd = f"pidof {process}" + stdout, _ = exec_cmd_no_error( + node, cmd, retries=retries, + message=f"No {process} PID found on node {node[u'host']}") + pid_list = stdout.split() + return [int(pid) for pid in pid_list] @staticmethod def get_vpp_pids(nodes): |