1 # SPDX-License-Identifier: GPL-2.0
17 …  def __init__(self, comm, shell=True, fail=True, ns=None, background=False, host=None, timeout=5):  argument
26         if host:
27             self.proc = host.cmd(comm)
41         self.stdout = stdout.decode("utf-8")
42         self.stderr = stderr.decode("utf-8")
48             if len(stderr) > 0 and stderr[-1] == "\n":
49                 stderr = stderr[:-1]
55     def __init__(self, comm, shell=True, fail=None, ns=None, host=None,  argument
58                          shell=shell, fail=fail, ns=ns, host=host)
77 …raise Exception("defer created with un-callable object, did you call the function instead of passi…
103 def tool(name, args, json=None, ns=None, host=None):  argument
106         cmd_str += '--json '
108     cmd_obj = cmd(cmd_str, ns=ns, host=host)
114 def ip(args, json=None, ns=None, host=None):  argument
116         args = f'-netns {ns} ' + args
117     return tool('ip', args, json=json, host=host)
120 def ethtool(args, json=None, ns=None, host=None):  argument
121     return tool('ethtool', args, json=json, ns=ns, host=host)
126     Get a random unprivileged port, try to make sure it's not already used.
129         port = random.randint(10000, 65535)
132                 s.bind(("", port))
133             return port
137     raise Exception("Can't find any free unprivileged port")
140 def wait_port_listen(port, proto="tcp", ns=None, host=None, sleep=0.005, deadline=5):  argument
143     pattern = f":{port:04X} .* "
149         data = cmd(f'cat /proc/net/{proto}*', ns=ns, host=host, shell=True).stdout
154             raise Exception("Waiting for port listen timed out")