Files
python-build/pythonbrew/commands/update.py
T
2011-07-10 20:49:00 +09:00

118 lines
4.2 KiB
Python

import os
import sys
from pythonbrew.basecommand import Command
from pythonbrew.define import PATH_DISTS, VERSION, ROOT,\
PATH_BUILD, PYTHONBREW_UPDATE_URL_CONFIG, PATH_ETC_CONFIG
from pythonbrew.log import logger
from pythonbrew.downloader import Downloader, get_pythonbrew_update_url,\
get_stable_version, get_headerinfo_from_url
from pythonbrew.util import rm_r, extract_downloadfile, Link, is_gzip, Subprocess
class UpdateCommand(Command):
name = "update"
usage = "%prog"
summary = "Update the pythonbrew to the latest version"
def __init__(self):
super(UpdateCommand, self).__init__()
self.parser.add_option(
'--master',
dest='master',
action='store_true',
default=False,
help='Update the pythonbrew to the `master` branch on github.'
)
self.parser.add_option(
'--develop',
dest='develop',
action='store_true',
default=False,
help='Update the pythonbrew to the `develop` branch on github.'
)
self.parser.add_option(
'--config',
dest='config',
action='store_true',
default=False,
help='Update config.cfg.'
)
self.parser.add_option(
'-f', '--force',
dest='force',
action='store_true',
default=False,
help='Force update the pythonbrew.'
)
def run_command(self, options, args):
if options.config:
self._update_config(options, args)
else:
self._update_pythonbrew(options, args)
def _update_config(self, options, args):
# config.cfg update
# TODO: Automatically create for config.cfg
download_url = PYTHONBREW_UPDATE_URL_CONFIG
if not download_url:
logger.error("Invalid download url in config.cfg. `%s`" % download_url)
sys.exit(1)
distname = Link(PYTHONBREW_UPDATE_URL_CONFIG).filename
download_file = PATH_ETC_CONFIG
try:
d = Downloader()
d.download(distname, download_url, download_file)
except:
logger.error("Failed to download. `%s`" % download_url)
sys.exit(1)
logger.info("The config.cfg has been updated.")
def _update_pythonbrew(self, options, args):
if options.master:
version = 'master'
elif options.develop:
version = 'develop'
else:
version = get_stable_version()
# check for version
if not options.force and version <= VERSION:
logger.info("You are already running the installed latest version of pythonbrew.")
return
download_url = get_pythonbrew_update_url(version)
if not download_url:
logger.error("`%s` of pythonbrew not found." % version)
sys.exit(1)
headinfo = get_headerinfo_from_url(download_url)
content_type = headinfo['content-type']
if not options.master and not options.develop:
if not is_gzip(content_type, Link(download_url).filename):
logger.error("content type should be gzip. content-type:`%s`" % content_type)
sys.exit(1)
filename = "pythonbrew-%s" % version
distname = "%s.tgz" % filename
download_file = os.path.join(PATH_DISTS, distname)
try:
d = Downloader()
d.download(distname, download_url, download_file)
except:
logger.error("Failed to download. `%s`" % download_url)
sys.exit(1)
extract_dir = os.path.join(PATH_BUILD, filename)
rm_r(extract_dir)
if not extract_downloadfile(content_type, download_file, extract_dir):
sys.exit(1)
try:
logger.info("Installing %s into %s" % (extract_dir, ROOT))
s = Subprocess()
s.check_call([sys.executable, os.path.join(extract_dir,'pythonbrew_install.py'), '--upgrade'])
except:
logger.error("Failed to update pythonbrew.")
sys.exit(1)
logger.info("The pythonbrew has been updated.")
UpdateCommand()