#
# ----------------------------------------------------------
"""
This module implements the technique to interact via ssh to the test-object.
The class has to be constructed by the tool-Handling because of keyword "ssh" in the configuration,
then it will be called with the interface / abstract-class cli_abstract
"""
import os
import utils.cli_abstract
import basic
import paramiko

class CliFcts(utils.cli_abstract.CliFcts):
    def execCmd(self, cmds):
        """

        :param cmds:
        :return:
        """
        ssh = paramiko.SSHClient()
        ssh.load_system_host_keys(os.path.expanduser('~/.ssh/known_hosts'))
        if self.conn["password"]:
            ssh.connect(self.conn["host"], username=self.conn["user"], password=self.conn["password"])
        else:
            ssh.connect(self.conn["host"], username=self.conn["user"])
        shell = ssh.invoke_shell()
        for cmd in cmds:
            stdin, stdout, stderr = ssh.exec_command(cmd + "\n")
            self.sysout = stdout.read()
            stdin.close()
            stderr.close()
            stdout.close()
        ssh.close()