[Checkins] SVN: refline.srccheck/trunk/bootstrap.py Update bootstrap, switch to buildout 2.
Albertas Agejevas
cvs-admin at zope.org
Tue Mar 26 23:46:13 UTC 2013
Log message for revision 130167:
Update bootstrap, switch to buildout 2.
Changed:
U refline.srccheck/trunk/bootstrap.py
-=-
Modified: refline.srccheck/trunk/bootstrap.py
===================================================================
--- refline.srccheck/trunk/bootstrap.py 2013-03-26 20:12:37 UTC (rev 130166)
+++ refline.srccheck/trunk/bootstrap.py 2013-03-26 23:46:12 UTC (rev 130167)
@@ -16,33 +16,150 @@
Simply run this script in a directory containing a buildout.cfg.
The script accepts buildout command-line options, so you can
use the -c option to specify an alternate configuration file.
-
-$Id$
"""
-import os, shutil, sys, tempfile, urllib2
+import os, shutil, sys, tempfile
+from optparse import OptionParser
tmpeggs = tempfile.mkdtemp()
-ez = {}
-exec urllib2.urlopen('http://peak.telecommunity.com/dist/ez_setup.py'
- ).read() in ez
-ez['use_setuptools'](to_dir=tmpeggs, download_delay=0)
+usage = '''\
+[DESIRED PYTHON FOR BUILDOUT] bootstrap.py [options]
-import pkg_resources
+Bootstraps a buildout-based project.
-ws = pkg_resources.working_set
-assert os.spawnle(
- os.P_WAIT, sys.executable, sys.executable,
- '-c', 'from setuptools.command.easy_install import main; main()',
- '-mqNxd', tmpeggs, 'zc.buildout',
- {'PYTHONPATH':
- ws.find(pkg_resources.Requirement.parse('setuptools')).location
- },
- ) == 0
+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.
+'''
+
+parser = OptionParser(usage=usage)
+parser.add_option("-v", "--version", help="use a specific zc.buildout version")
+
+parser.add_option("-t", "--accept-buildout-test-releases",
+ dest='accept_buildout_test_releases',
+ action="store_true", default=False,
+ help=("Normally, if you do not specify a --version, the "
+ "bootstrap script and buildout gets the newest "
+ "*final* versions of zc.buildout and its recipes and "
+ "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", "--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"))
+
+
+options, args = parser.parse_args()
+
+######################################################################
+# load/install distribute
+
+to_reload = False
+try:
+ import pkg_resources, setuptools
+ if not hasattr(pkg_resources, '_distribute'):
+ to_reload = True
+ raise ImportError
+except ImportError:
+ ez = {}
+
+ try:
+ from urllib.request import urlopen
+ except ImportError:
+ from urllib2 import urlopen
+
+ exec(urlopen('http://python-distribute.org/distribute_setup.py').read(), ez)
+ setup_args = dict(to_dir=tmpeggs, download_delay=0, no_fake=True)
+ ez['use_setuptools'](**setup_args)
+
+ if to_reload:
+ reload(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)
+
+######################################################################
+# Install buildout
+
+ws = pkg_resources.working_set
+
+cmd = [sys.executable, '-c',
+ '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])
+
+distribute_path = ws.find(
+ pkg_resources.Requirement.parse('distribute')).location
+
+requirement = 'zc.buildout'
+version = options.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
+ index = setuptools.package_index.PackageIndex(
+ search_path=[distribute_path])
+ if find_links:
+ index.add_find_links((find_links,))
+ req = pkg_resources.Requirement.parse(requirement)
+ if index.obtain(req) is not None:
+ best = []
+ bestv = None
+ for dist in index[req.project_name]:
+ distv = dist.parsed_version
+ if _final_version(distv):
+ if bestv is None or distv > bestv:
+ best = [dist]
+ bestv = distv
+ elif distv == bestv:
+ best.append(dist)
+ if best:
+ best.sort()
+ version = best[-1].version
+if version:
+ requirement = '=='.join((requirement, version))
+cmd.append(requirement)
+
+import subprocess
+if subprocess.call(cmd, env=dict(os.environ, PYTHONPATH=distribute_path)) != 0:
+ raise Exception(
+ "Failed to execute command:\n%s",
+ repr(cmd)[1:-1])
+
+######################################################################
+# Import and run buildout
+
ws.add_entry(tmpeggs)
-ws.require('zc.buildout')
+ws.require(requirement)
import zc.buildout.buildout
-zc.buildout.buildout.main(sys.argv[1:] + ['bootstrap'])
+
+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)
shutil.rmtree(tmpeggs)
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