Linux updater for yuzu Early Access

yuzu-ea.py

import http.client
import argparse
import os
import base64
import json
import re
import tarfile
import subprocess

def str2bool(v):
    if isinstance(v, bool):
       return v
    if v.lower() in ('yes', 'true', 't', 'y', '1'):
        return True
    elif v.lower() in ('no', 'false', 'f', 'n', '0'):
        return False
    else:
        raise argparse.ArgumentTypeError('Boolean value expected.')

parser = argparse.ArgumentParser(description='Downloads and builds yuzu Early Access on linux.')
parser.add_argument('--token', help='The base64 authentication token from https://profile.yuzu-emu.org/. If not provided, the environment variable YUZU_TOKEN will be used.', default=os.getenv('YUZU_TOKEN'))
parser.add_argument('--dry', type=str2bool, help="Don't build yuzu, just download it.", nargs='?', const=True, default=False)

args = parser.parse_args()

if not args.token:
	print("ERROR: No token provided. Please use -h to see possible values.")
	raise SystemExit

print(args.token)
rawToken = base64.b64decode(args.token + "==").decode().split(":")

userName = rawToken[0]
auth = rawToken[1]

print("Username: " + userName)
print("Token:" + auth)

conn = http.client.HTTPSConnection("api.yuzu-emu.org")


### GET JWT TOKEN

payload = ""

headers = {
    'user-agent': "liftinstall (j-selby)",
    'x-username': userName,
    'x-token': auth
    }

conn.request("POST", "/jwt/installer/", payload, headers)

res = conn.getresponse()
data = res.read()
jwt = data.decode("utf-8")


### GET RELEASES LIST

payload = ""

headers = {
    'user-agent': "liftinstall (j-selby)"
	}

conn.request("GET", "/downloads/earlyaccess", payload, headers)

res = conn.getresponse()
data = res.read()

release = json.loads(data.decode("utf-8"))
print(release)

versionFile = open("ea-rev", "r+")
localVer = versionFile.read()

if (localVer == str(release["version"])):
	print("yuzu Early Access is up-to-date.")
	raise SystemExit

print("New yuzu version found: " + str(release["version"]))

versionFile.close()

filePattern = re.compile("^yuzu-windows-msvc-source-[0-9]*-[0-9a-f]*.tar.xz$")

for releaseEntry in release["files"]:
	if filePattern.match(releaseEntry["name"]):
		print("Downloading " + releaseEntry["url"])
		payload = ""

		headers = {
    		'user-agent': "liftinstall (j-selby)",
    		'authorization': "Bearer " + jwt
			}

		conn.request("GET", releaseEntry["url"], payload, headers)

		res = conn.getresponse()
		data = res.read()

		releaseFile = open(releaseEntry["name"], "wb+")
		releaseFile.write(data)
		releaseFile.close()

		print("Extracting...")

		tar = tarfile.open(releaseEntry["name"], "r:xz")
		tar.extractall("source")
		tar.close()

		os.remove(releaseEntry["name"])

		if not args.dry:
			p = subprocess.Popen(["cmake --build ."], cwd="source")
			p.wait()

versionFile = open("ea-rev", "w")
versionFile.write(str(release["version"]))
versionFile.close()