Revert "Update structure of sample_ee_vnf"

apt-add-repository --yes --update ppa:ansible/ansible

apt install -y ansible

# Install library to execute command remotely by ssh

echo "Installing asynssh"

python3 -m pip install asyncssh

# Install ping system command

apt install -y iputils-ping

# Install libraries from requirementsy to execute command remotely by ssh

echo "Installing requirements"

python3 -m pip install -r requirements.txt

# Install HTTP python library

python3 -m pip install requests

# Install MySQL library

python3 -m pip install mysql-connector-python

import logging

import asyncio

import asyncssh

import time

from mysql.connector import connect, Error

logger = logging.getLogger("osm_ee.vnf")

async def mysql_query(host: str, user: str, password: str, retries: int, query: str

async def ssh_exec(host: str, user: str, command: str

                           ) -> (int, str):

    """

        Execute a remote command via SSH.

    """

    try:

        async with asyncssh.connect(host,

                                    username=user,

                                    known_hosts=None) as conn:

            logger.debug("Executing command '{}'".format(command))

            result = await conn.run(command)

            logger.debug("Result: {}".format(result))

            return result.exit_status, result.stderr

    except Exception as e:

        logger.error("Error: {}".format(repr(e)))

        return -1, str(e)

def mysql_query(host: str, user: str, password: str, retries: int, query: str

                           ) -> (int, str):

    """

        Execute a query to a MySQL database.