Update bootstrap.py

This commit is contained in:
JC Brand 2018-01-17 20:38:33 +01:00
parent 8f455cf902
commit a5359694ae
2 changed files with 125 additions and 175 deletions

View File

@ -18,74 +18,17 @@ The script accepts buildout command-line options, so you can
use the -c option to specify an alternate configuration file.
"""
import os, shutil, sys, tempfile, textwrap, urllib, urllib2, subprocess
import os
import shutil
import sys
import tempfile
from optparse import OptionParser
if sys.platform == 'win32':
def quote(c):
if ' ' in c:
return '"%s"' % c # work around spawn lamosity on windows
else:
return c
else:
quote = str
__version__ = '2015-07-01'
# See zc.buildout's changelog if this version is up to date.
# See zc.buildout.easy_install._has_broken_dash_S for motivation and comments.
stdout, stderr = subprocess.Popen(
[sys.executable, '-Sc',
'try:\n'
' import ConfigParser\n'
'except ImportError:\n'
' print 1\n'
'else:\n'
' print 0\n'],
stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate()
has_broken_dash_S = bool(int(stdout.strip()))
# In order to be more robust in the face of system Pythons, we want to
# run without site-packages loaded. This is somewhat tricky, in
# particular because Python 2.6's distutils imports site, so starting
# with the -S flag is not sufficient. However, we'll start with that:
if not has_broken_dash_S and 'site' in sys.modules:
# We will restart with python -S.
args = sys.argv[:]
args[0:0] = [sys.executable, '-S']
args = map(quote, args)
os.execv(sys.executable, args)
# Now we are running with -S. We'll get the clean sys.path, import site
# because distutils will do it later, and then reset the path and clean
# out any namespace packages from site-packages that might have been
# loaded by .pth files.
clean_path = sys.path[:]
import site
sys.path[:] = clean_path
for k, v in sys.modules.items():
if k in ('setuptools', 'pkg_resources') or (
hasattr(v, '__path__') and
len(v.__path__)==1 and
not os.path.exists(os.path.join(v.__path__[0],'__init__.py'))):
# This is a namespace package. Remove it.
sys.modules.pop(k)
is_jython = sys.platform.startswith('java')
setuptools_source = 'http://peak.telecommunity.com/dist/ez_setup.py'
distribute_source = 'http://python-distribute.org/distribute_setup.py'
# parsing arguments
def normalize_to_url(option, opt_str, value, parser):
if value:
if '://' not in value: # It doesn't smell like a URL.
value = 'file://%s' % (
urllib.pathname2url(
os.path.abspath(os.path.expanduser(value))),)
if opt_str == '--download-base' and not value.endswith('/'):
# Download base needs a trailing slash to make the world happy.
value += '/'
else:
value = None
name = opt_str[2:].replace('-', '_')
setattr(parser.values, name, value)
tmpeggs = tempfile.mkdtemp(prefix='bootstrap-')
usage = '''\
[DESIRED PYTHON FOR BUILDOUT] bootstrap.py [options]
@ -95,31 +38,14 @@ Bootstraps a buildout-based project.
Simply run this script in a directory containing a buildout.cfg, using the
Python that you want bin/buildout to use.
Note that by using --setup-source and --download-base to point to
local resources, you can keep this script from going over the network.
Note that by using --find-links to point to local resources, you can keep
this script from going over the network.
'''
parser = OptionParser(usage=usage)
parser.add_option("-v", "--version", dest="version",
help="use a specific zc.buildout version")
parser.add_option("-d", "--distribute",
action="store_true", dest="use_distribute", default=False,
help="Use Distribute rather than Setuptools.")
parser.add_option("--setup-source", action="callback", dest="setup_source",
callback=normalize_to_url, nargs=1, type="string",
help=("Specify a URL or file location for the setup file. "
"If you use Setuptools, this will default to " +
setuptools_source + "; if you use Distribute, this "
"will default to " + distribute_source +"."))
parser.add_option("--download-base", action="callback", dest="download_base",
callback=normalize_to_url, nargs=1, type="string",
help=("Specify a URL or directory for downloading "
"zc.buildout and either Setuptools or Distribute. "
"Defaults to PyPI."))
parser.add_option("--eggs",
help=("Specify a directory for storing eggs. Defaults to "
"a temporary directory that is deleted when the "
"bootstrap script completes."))
parser.add_option("--version",
action="store_true", default=False,
help=("Return bootstrap.py version."))
parser.add_option("-t", "--accept-buildout-test-releases",
dest='accept_buildout_test_releases',
action="store_true", default=False,
@ -129,95 +55,117 @@ parser.add_option("-t", "--accept-buildout-test-releases",
"extensions for you. If you use this flag, "
"bootstrap and buildout will get the newest releases "
"even if they are alphas or betas."))
parser.add_option("-c", None, action="store", dest="config_file",
help=("Specify the path to the buildout configuration "
"file to be used."))
parser.add_option("-c", "--config-file",
help=("Specify the path to the buildout configuration "
"file to be used."))
parser.add_option("-f", "--find-links",
help=("Specify a URL to search for buildout releases"))
parser.add_option("--allow-site-packages",
action="store_true", default=False,
help=("Let bootstrap.py use existing site packages"))
parser.add_option("--buildout-version",
help="Use a specific zc.buildout version")
parser.add_option("--setuptools-version",
help="Use a specific setuptools version")
parser.add_option("--setuptools-to-dir",
help=("Allow for re-use of existing directory of "
"setuptools versions"))
options, args = parser.parse_args()
if options.version:
print("bootstrap.py version %s" % __version__)
sys.exit(0)
# if -c was provided, we push it back into args for buildout's main function
if options.config_file is not None:
args += ['-c', options.config_file]
if options.eggs:
eggs_dir = os.path.abspath(os.path.expanduser(options.eggs))
else:
eggs_dir = tempfile.mkdtemp()
if options.setup_source is None:
if options.use_distribute:
options.setup_source = distribute_source
else:
options.setup_source = setuptools_source
if options.accept_buildout_test_releases:
args.append('buildout:accept-buildout-test-releases=true')
args.append('bootstrap')
######################################################################
# load/install setuptools
try:
import pkg_resources
import setuptools # A flag. Sometimes pkg_resources is installed alone.
if not hasattr(pkg_resources, '_distribute'):
raise ImportError
from urllib.request import urlopen
except ImportError:
ez_code = urllib2.urlopen(
options.setup_source).read().replace('\r\n', '\n')
ez = {}
exec ez_code in ez
setup_args = dict(to_dir=eggs_dir, download_delay=0)
if options.download_base:
setup_args['download_base'] = options.download_base
if options.use_distribute:
setup_args['no_fake'] = True
ez['use_setuptools'](**setup_args)
if 'pkg_resources' in sys.modules:
reload(sys.modules['pkg_resources'])
import pkg_resources
# This does not (always?) update the default working set. We will
# do it.
for path in sys.path:
if path not in pkg_resources.working_set.entries:
pkg_resources.working_set.add_entry(path)
from urllib2 import urlopen
cmd = [quote(sys.executable),
'-c',
quote('from setuptools.command.easy_install import main; main()'),
'-mqNxd',
quote(eggs_dir)]
if not has_broken_dash_S:
cmd.insert(1, '-S')
find_links = options.download_base
if not find_links:
find_links = os.environ.get('bootstrap-testing-find-links')
if find_links:
cmd.extend(['-f', quote(find_links)])
if options.use_distribute:
setup_requirement = 'distribute'
ez = {}
if os.path.exists('ez_setup.py'):
exec(open('ez_setup.py').read(), ez)
else:
setup_requirement = 'setuptools'
exec(urlopen('https://bootstrap.pypa.io/ez_setup.py').read(), ez)
if not options.allow_site_packages:
# ez_setup imports site, which adds site packages
# this will remove them from the path to ensure that incompatible versions
# of setuptools are not in the path
import site
# inside a virtualenv, there is no 'getsitepackages'.
# We can't remove these reliably
if hasattr(site, 'getsitepackages'):
for sitepackage_path in site.getsitepackages():
# Strip all site-packages directories from sys.path that
# are not sys.prefix; this is because on Windows
# sys.prefix is a site-package directory.
if sitepackage_path != sys.prefix:
sys.path[:] = [x for x in sys.path
if sitepackage_path not in x]
setup_args = dict(to_dir=tmpeggs, download_delay=0)
if options.setuptools_version is not None:
setup_args['version'] = options.setuptools_version
if options.setuptools_to_dir is not None:
setup_args['to_dir'] = options.setuptools_to_dir
ez['use_setuptools'](**setup_args)
import setuptools
import pkg_resources
# This does not (always?) update the default working set. We will
# do it.
for path in sys.path:
if path not in pkg_resources.working_set.entries:
pkg_resources.working_set.add_entry(path)
######################################################################
# Install buildout
ws = pkg_resources.working_set
setup_requirement_path = ws.find(
pkg_resources.Requirement.parse(setup_requirement)).location
env = dict(
os.environ,
PYTHONPATH=setup_requirement_path)
setuptools_path = ws.find(
pkg_resources.Requirement.parse('setuptools')).location
# Fix sys.path here as easy_install.pth added before PYTHONPATH
cmd = [sys.executable, '-c',
'import sys; sys.path[0:0] = [%r]; ' % setuptools_path +
'from setuptools.command.easy_install import main; main()',
'-mZqNxd', tmpeggs]
find_links = os.environ.get(
'bootstrap-testing-find-links',
options.find_links or
('http://downloads.buildout.org/'
if options.accept_buildout_test_releases else None)
)
if find_links:
cmd.extend(['-f', find_links])
requirement = 'zc.buildout'
version = options.version
version = options.buildout_version
if version is None and not options.accept_buildout_test_releases:
# Figure out the most recent final version of zc.buildout.
import setuptools.package_index
_final_parts = '*final-', '*final'
def _final_version(parsed_version):
for part in parsed_version:
if (part[:1] == '*') and (part not in _final_parts):
return False
return True
try:
return not parsed_version.is_prerelease
except AttributeError:
# Older setuptools
for part in parsed_version:
if (part[:1] == '*') and (part not in _final_parts):
return False
return True
index = setuptools.package_index.PackageIndex(
search_path=[setup_requirement_path])
search_path=[setuptools_path])
if find_links:
index.add_find_links((find_links,))
req = pkg_resources.Requirement.parse(requirement)
@ -239,22 +187,24 @@ if version:
requirement = '=='.join((requirement, version))
cmd.append(requirement)
if is_jython:
import subprocess
exitcode = subprocess.Popen(cmd, env=env).wait()
else: # Windows prefers this, apparently; otherwise we would prefer subprocess
exitcode = os.spawnle(*([os.P_WAIT, sys.executable] + cmd + [env]))
if exitcode != 0:
sys.stdout.flush()
sys.stderr.flush()
print ("An error occurred when trying to install zc.buildout. "
"Look above this message for any errors that "
"were output by easy_install.")
sys.exit(exitcode)
import subprocess
if subprocess.call(cmd) != 0:
raise Exception(
"Failed to execute command:\n%s" % repr(cmd)[1:-1])
ws.add_entry(eggs_dir)
######################################################################
# Import and run buildout
ws.add_entry(tmpeggs)
ws.require(requirement)
import zc.buildout.buildout
if not [a for a in args if '=' not in a]:
args.append('bootstrap')
# if -c was provided, we push it back into args for buildout' main function
if options.config_file is not None:
args[0:0] = ['-c', options.config_file]
zc.buildout.buildout.main(args)
if not options.eggs: # clean up temporary egg directory
shutil.rmtree(eggs_dir)
shutil.rmtree(tmpeggs)

View File

@ -16,8 +16,8 @@
<noscript><p><img src="//stats.opkode.com/piwik.php?idsite=1" style="border:0;" alt="" /></p></noscript>
<script src="src/website.js"></script>
<![if gte IE 11]>
<link type="text/css" rel="stylesheet" media="screen" href="https://cdn.conversejs.org/3.2.1/css/converse.min.css" />
<script src="https://cdn.conversejs.org/3.2.1/dist/converse.min.js"></script>
<link type="text/css" rel="stylesheet" media="screen" href="css/converse.min.css" />
<script src="dist/converse.min.js"></script>
<![endif]>
</head>