from flask import Flask, jsonify
import docker
import socket
app = Flask(__name__)
client = docker.from_env()
d=0
for elem in client.images.list():
	for var in elem.tags:
		if var=="app:proxy":
			d=1
if d==0:	
	client.images.build(path="./", tag="app:proxy", network_mode = 'host')

@app.route('/', methods = ['GET'])
def getMessages():
	return jsonify(
		message="Hello world!!!",
		username="Driss"
		)


@app.route('/port', methods = ['GET'])
def getports():
	sock = socket.socket()
	sock.bind(('',0))
	port= sock.getsockname()[1]
	sock.close()
	client = docker.from_env()
	cont=client.containers.run(image = "app:proxy", ports={5000:port},name='proxynew'+str(port), command="python3 ./microservice.py", detach = True )
	return jsonify(
                message="hello",
                numport= port
                )

@app.route('/newContainer', methods = ['GET'])
def createContainer():
    client = docker.from_env()
    cont = client.containers.run(image = "app:proxy", ports={5000:50001}, name = 'proxy', command="python3 ./microservice.py", detach = True)
    return "Success" 

@app.route('/delContainer', methods = ['GET'])
def deleteContainer():
    client = docker.from_env()
    for c in client.containers.list():
        c.stop()
    client.containers.prune()
    return "Success"

if __name__ == "__main__":

    app.run(host="0.0.0.0",port=50000)