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#!/usr/bin/env python3
import json
import os
import re
import subprocess
import sys
import time
from path import UpdaterPath, convert_to_native
from signing import sign_mar_file
from tools import get_file_info, uncompress_file_to_dir
def generate_file_name(old_build_id, mar_name_prefix):
name = "%s_from_%s_partial.mar" % (mar_name_prefix, old_build_id)
return name
def waitforlock(lockfile):
while True:
try:
os.close(os.open(lockfile, os.O_CREAT | os.O_EXCL))
break
except OSError:
print("waiting for lockfile/msiexec already running, sleeping 10s")
time.sleep(10)
def releaselock(lockfile):
os.remove(lockfile)
def main():
workdir = sys.argv[1]
lockfile = os.path.join(workdir,"msiexeclock")
updater_path = UpdaterPath(os.path.join(workdir,os.environ.get('ARCH','unknown')))
updater_path.ensure_dir_exist()
mar_name_prefix = sys.argv[2]
channel = sys.argv[3]
certificate_path = sys.argv[4]
certificate_name = sys.argv[5]
base_url = sys.argv[6]
product_name = sys.argv[7]
version = sys.argv[8]
old_msi = sys.argv[9]
new_msi_file = sys.argv[10]
waitforlock(lockfile)
old_uncompress_dir = uncompress_file_to_dir(old_msi, updater_path.get_previous_build_dir())
new_uncompress_dir = uncompress_file_to_dir(new_msi_file, updater_path.get_current_build_dir())
releaselock(lockfile)
versionini = os.path.join(old_uncompress_dir, 'program', 'version.ini') #TODO: Linux, macOS
old_build_id = None
with open(versionini) as f:
for l in f:
m = re.fullmatch('buildid=(.*)', l.rstrip())
if m:
old_build_id = m.group(1)
break
if old_build_id is None:
raise Exception(f'Cannot find buildid in {versionini}')
update_dir = updater_path.get_update_dir()
file_name = generate_file_name(old_build_id, mar_name_prefix)
mar_file = os.path.join(update_dir, file_name)
os.putenv('MOZ_PRODUCT_VERSION', version)
os.putenv('MAR_CHANNEL_ID', 'LOOnlineUpdater')
subprocess.call([os.path.join(workdir, 'UnpackedTarball/onlineupdate/tools/update-packaging/make_incremental_update.sh'), convert_to_native(mar_file),
convert_to_native(old_uncompress_dir), convert_to_native(new_uncompress_dir)])
sign_mar_file(update_dir, certificate_path, certificate_name, mar_file, mar_name_prefix)
data = {
'from': old_build_id,
'see also': '',
'update': get_file_info(mar_file, base_url),
'languages': {}
}
with open(os.path.join(update_dir, channel), "w") as f:
json.dump(data, f, indent=4)
if __name__ == '__main__':
main()
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