def _exec_command(self, command):
"""
Executes a command on the remote host.
Args:
command (str): a command to run remotely.
Returns:
str: command execution output.
Raises:
CommandExecutionFailure: if the remote host returned a code
indicating a failure in execution.
"""
split = shlex.split(command)
rc, out, err = self._executor.run_cmd(split)
if rc != 0:
self.logger.error(
ERROR_MSG_FORMAT.format(command=command,
rc=rc,
out=out,
err=err))
raise CommandExecutionFailure(executor=self._executor,
cmd=split,
rc=rc,
err=err)
return out
def _exec_command(self, command):
"""
Executes a command on the remote host.
Args:
command (str): a command to run remotely.
Returns:
str: command execution output.
Raises:
CommandExecutionFailure: if the remote host returned a code
indicating a failure in execution.
"""
split = shlex.split(command)
rc, out, err = self._executor.run_cmd(split)
if rc != 0:
self.logger.error(f"\n"
f"command -> {command}\n"
f"RC -> {rc}\n"
f"OUT -> {out}\n"
f"ERROR -> {err}")
raise CommandExecutionFailure(executor=self._executor,
cmd=split,
rc=rc,
err=err)
return out
def _cmd(self, cmd):
rc, out, err = self._m.runCmd(cmd)
if rc:
raise CommandExecutionFailure(self._m.executor, cmd, rc,
"OUT: %s\nERR: %s" % (out, err))
return out
def _cmd(self, cmd):
rc, out, err = self._m.runCmd(cmd)
if rc:
cmd_out = " ".join(cmd)
raise CommandExecutionFailure("Fail to run command %s: %s ; %s" %
(cmd_out, out, err))
return out
def set_hostname(self, name):
"""
Set hostname persistently
Args:
name (str): Hostname to be set
"""
cmd = ['hostnamectl', 'set-hostname', name]
rc, _, err = self._m.runCmd(cmd)
if rc:
raise CommandExecutionFailure("Unable to set hostname: %s" % err)