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nixpkgs/pkgs/games/steam/update-runtime.py
2018-10-25 10:33:37 +02:00

140 lines
4.1 KiB
Python
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#! /usr/bin/env nix-shell
#! nix-shell -i python2 -p "with python2Packages; [python debian]"
# Script to build a Nix script to actually build a Steam runtime.
# Patched version of https://github.com/ValveSoftware/steam-runtime/blob/master/build-runtime.py
import os
import re
import sys
import urllib
import gzip
import cStringIO
import subprocess
from debian import deb822
import argparse
destdir="newpkg"
arches=["amd64", "i386"]
REPO="http://repo.steampowered.com/steamrt"
DIST="scout"
COMPONENT="main"
out = open("runtime-generated.nix", "w")
out.write("# This file is autogenerated! Do not edit it yourself, use update-runtime.py for regeneration.\n")
out.write("{ fetchurl }:\n")
out.write("\n")
out.write("{\n")
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument("-b", "--beta", help="build beta runtime", action="store_true")
parser.add_argument("-d", "--debug", help="build debug runtime", action="store_true")
parser.add_argument("--symbols", help="include debugging symbols", action="store_true")
parser.add_argument("--repo", help="source repository", default=REPO)
return parser.parse_args()
def download_file(file_base, file_name, file_url):
file_shortname = file_base + ".deb"
sha256 = subprocess.check_output(["nix-prefetch-url", "--type", "sha256", "--name", file_shortname, file_url])
out.write(" rec {\n")
out.write(" name = \"%s\";\n" % file_name)
out.write(" sha256 = \"%s\";\n" % sha256.strip())
out.write(" url = \"%s\";\n" % file_url.replace(REPO, "mirror://steamrt", 1))
out.write(" source = fetchurl {\n")
out.write(" inherit url sha256;\n")
out.write(" name = \"%s\";\n" % file_shortname)
out.write(" };\n")
out.write(" }\n")
def install_binaries (arch, binarylist):
installset = binarylist.copy()
#
# Load the Packages file so we can find the location of each binary package
#
packages_url = "%s/dists/%s/%s/binary-%s/Packages" % (REPO, DIST, COMPONENT, arch)
print("Downloading %s binaries from %s" % (arch, packages_url))
for stanza in deb822.Packages.iter_paragraphs(urllib.urlopen(packages_url)):
p = stanza['Package']
if p in installset:
print("DOWNLOADING BINARY: %s" % p)
#
# Download the package and install it
#
file_url="%s/%s" % (REPO,stanza['Filename'])
download_file(p, os.path.splitext(os.path.basename(stanza['Filename']))[0], file_url)
installset.remove(p)
for p in installset:
#
# There was a binary package in the list to be installed that is not in the repo
#
e = "ERROR: Package %s not found in Packages file %s\n" % (p, packages_url)
sys.stderr.write(e)
def install_symbols (arch, binarylist):
#
# Load the Packages file to find the location of each symbol package
#
packages_url = "%s/dists/%s/%s/debug/binary-%s/Packages" % (REPO, DIST, COMPONENT, arch)
print("Downloading %s symbols from %s" % (arch, packages_url))
for stanza in deb822.Packages.iter_paragraphs(urllib.urlopen(packages_url)):
p = stanza['Package']
m = re.match('([\w\-\.]+)\-dbgsym', p)
if m and m.group(1) in binarylist:
print("DOWNLOADING SYMBOLS: %s" % p)
#
# Download the package and install it
#
file_url="%s/%s" % (REPO,stanza['Filename'])
download_file(p, os.path.splitext(os.path.basename(stanza['Filename']))[0], file_url)
args = parse_args()
REPO=args.repo
if args.beta:
DIST="steam_beta"
if args.debug:
COMPONENT = "debug"
# Process packages.txt to get the list of source and binary packages
source_pkgs = set()
binary_pkgs = set()
print ("Creating runtime-generated.nix")
pkgs_list = urllib.urlopen("https://raw.githubusercontent.com/ValveSoftware/steam-runtime/master/packages.txt").readlines()
for line in pkgs_list:
if line[0] != '#':
toks = line.split()
if len(toks) > 1:
source_pkgs.add(toks[0])
binary_pkgs.update(toks[1:])
# remove development packages for end-user runtime
if not args.debug:
binary_pkgs -= {x for x in binary_pkgs if re.search('-dbg$|-dev$|-multidev$',x)}
for arch in arches:
out.write(" %s = [\n" % arch)
install_binaries(arch, binary_pkgs)
if args.symbols:
install_symbols(arch, binary_pkgs)
out.write(" ];\n");
out.write("}\n")
# vi: set noexpandtab: