Files
aqtinstall/aqt/installer.py
2020-02-24 10:05:53 +09:00

221 lines
9.1 KiB
Python

#!/usr/bin/env python3
#
# Copyright (C) 2018 Linus Jahn <lnj@kaidan.im>
# Copyright (C) 2019,2020 Hiroshi Miura <miurahr@linux.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy of
# this software and associated documentation files (the "Software"), to deal in
# the Software without restriction, including without limitation the rights to
# use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
# the Software, and to permit persons to whom the Software is furnished to do so,
# subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
# FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
# COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
# IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
import concurrent.futures
import functools
import os
import subprocess
import sys
import time
from logging import getLogger
from operator import and_
import requests
import py7zr
from aqt.archives import QtPackage
from aqt.helper import altlink
class DownloadFailure(Exception):
pass
class ExtractionFailure(Exception):
pass
class QtInstaller:
"""
Installer class to download packages and extract it.
"""
def __init__(self, qt_archives, logging=None, command=None, target_dir=None):
self.qt_archives = qt_archives
self.archive_files = qt_archives.get_archives()
if logging:
self.logger = logging
else:
self.logger = getLogger('aqt')
self.command = command
if target_dir is None:
self.base_dir = os.getcwd()
else:
self.base_dir = target_dir
def retrieve_archive(self, package: QtPackage):
archive = package.archive
url = package.url
try:
r = requests.get(url, allow_redirects=False, stream=True)
if r.status_code == 302:
newurl = altlink(r.url)
# newurl = r.headers['Location']
self.logger.info('Redirected to new URL: {}'.format(newurl))
r = requests.get(newurl, stream=True)
except requests.exceptions.ConnectionError as e:
self.logger.error("Caught download error: %s" % e.args)
self.pool.release()
return False, None
else:
try:
with open(archive, 'wb') as fd:
for chunk in r.iter_content(chunk_size=8196):
fd.write(chunk)
except Exception:
exc = sys.exc_info()
self.logger.error("Caught extraction error: %s" % exc[1])
return False, None
return True, time.process_time()
def extract_archive(self, archive):
try:
szf = py7zr.SevenZipFile(archive)
szf.extractall(path=self.base_dir)
os.unlink(archive)
except Exception:
exc = sys.exc_info()
self.logger.error("Caught extraction error: %s" % exc[1])
return False, None
return True, time.process_time()
def extract_archive_ext(self, archive):
if self.base_dir is not None:
command_args = [self.command, 'x', '-aoa', '-bd', '-y', '-o{}'.format(self.base_dir), archive]
else:
command_args = [self.command, 'x', '-aoa', '-bd', '-y', archive]
try:
proc = subprocess.run(command_args, stdout=subprocess.PIPE, check=True)
self.logger.debug(proc.stdout)
except subprocess.CalledProcessError as cpe:
self.logger.warning("Caught extraction error: %d" % cpe.returncode)
if cpe.stdout is not None:
self.logger.error(cpe.stdout)
if cpe.stderr is not None:
self.logger.error(cpe.stderr)
return False, None
os.unlink(archive)
return True, time.process_time()
def install(self):
if self.command is None:
extractor = self.extract_archive
else:
extractor = self.extract_archive_ext
download_task = []
extract_task = []
completed_downloads = []
completed_extracts = []
with concurrent.futures.ThreadPoolExecutor() as texec:
for i, ar in enumerate(self.archive_files):
self.logger.info("Downloading {}...".format(ar.url))
download_task.append(texec.submit(self.retrieve_archive, ar))
extract_task.append(None)
completed_downloads.append(False)
completed_extracts.append(False)
while True:
for i, ar in enumerate(self.archive_files):
if completed_downloads[i]:
# check extraction has been already started.
if extract_task[i] is None:
# start extraction
self.logger.info("Extracting {}...".format(ar.archive))
extract_task[i] = texec.submit(extractor, ar.archive)
else:
# check download status
t = download_task[i]
if t.done():
(res, elapsed) = t.result()
if not res:
self.logger.error("Failed to download {}".format(ar.archive))
raise DownloadFailure()
completed_downloads[i] = True
# start extraction
self.logger.info("Extracting {}...".format(ar.archive))
extract_task[i] = texec.submit(extractor, ar.archive)
if functools.reduce(and_, completed_downloads):
self.logger.info("Downloads are Completed.")
break
else:
for j, arc in enumerate(self.archive_files):
task = extract_task[j]
if task is None:
continue
if task.done():
(res, elapsed) = task.result()
if not res:
self.logger.error("Failed to extract {}".format(arc.archive))
raise ExtractionFailure()
self.logger.info("Done {} extraction in {:.8f}.".format(arc.archive, elapsed))
completed_extracts[j] = True
time.sleep(0.05)
while True:
for i, ar in enumerate(self.archive_files):
if not completed_extracts[i]:
task = extract_task[i]
if task is None:
raise Exception()
if task.done():
(res, elapsed) = task.result()
self.logger.info("Done {} extraction in {:.8f}.".format(ar.archive, elapsed))
completed_extracts[i] = True
if functools.reduce(and_, completed_extracts):
break
else:
time.sleep(0.5)
# finalize
qt_version, target, arch = self.qt_archives.get_target_config()
if qt_version != "Tools": # tools installation
if arch.startswith('win64_mingw'):
arch_dir = arch[6:] + '_64'
elif arch.startswith('win32_mingw'):
arch_dir = arch[6:] + '_32'
elif arch.startswith('win'):
arch_dir = arch[6:]
else:
arch_dir = arch
self.make_conf_files(qt_version, arch_dir)
self.logger.info("Finished installation")
def make_conf_files(self, qt_version, arch_dir):
"""Make Qt configuration files, qt.conf and qtconfig.pri"""
try:
# prepare qt.conf
with open(os.path.join(self.base_dir, qt_version, arch_dir, 'bin', 'qt.conf'), 'w') as f:
f.write("[Paths]\n")
f.write("Prefix=..\n")
# update qtconfig.pri only as OpenSource
with open(os.path.join(self.base_dir, qt_version, arch_dir, 'mkspecs', 'qconfig.pri'), 'r+') as f:
lines = f.readlines()
f.seek(0)
f.truncate()
for line in lines:
if line.startswith('QT_EDITION ='):
line = 'QT_EDITION = OpenSource\n'
if line.startswith('QT_LICHECK ='):
line = 'QT_LICHECK =\n'
f.write(line)
except IOError as e:
self.logger.error("Configuration file generation error: %s\n", e.args, exc_info=True)
raise e