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1 | ############################################################################## |
2 | # | |
9378faf6 | 3 | # Copyright (c) 2006 Zope Foundation and Contributors. |
5e23d90d OL |
4 | # All Rights Reserved. |
5 | # | |
6 | # This software is subject to the provisions of the Zope Public License, | |
7 | # Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution. | |
8 | # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED | |
9 | # WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
10 | # WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS | |
11 | # FOR A PARTICULAR PURPOSE. | |
12 | # | |
13 | ############################################################################## | |
14 | """Bootstrap a buildout-based project | |
15 | ||
16 | Simply run this script in a directory containing a buildout.cfg. | |
17 | The script accepts buildout command-line options, so you can | |
18 | use the -c option to specify an alternate configuration file. | |
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19 | """ |
20 | ||
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21 | import os |
22 | import shutil | |
23 | import sys | |
24 | import tempfile | |
9378faf6 | 25 | |
26a7d503 | 26 | from optparse import OptionParser |
9378faf6 | 27 | |
26a7d503 | 28 | tmpeggs = tempfile.mkdtemp() |
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29 | |
30 | usage = '''\ | |
31 | [DESIRED PYTHON FOR BUILDOUT] bootstrap.py [options] | |
32 | ||
33 | Bootstraps a buildout-based project. | |
34 | ||
35 | Simply run this script in a directory containing a buildout.cfg, using the | |
36 | Python that you want bin/buildout to use. | |
37 | ||
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38 | Note that by using --find-links to point to local resources, you can keep |
39 | this script from going over the network. | |
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40 | ''' |
41 | ||
42 | parser = OptionParser(usage=usage) | |
26a7d503 OL |
43 | parser.add_option("-v", "--version", help="use a specific zc.buildout version") |
44 | ||
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45 | parser.add_option("-t", "--accept-buildout-test-releases", |
46 | dest='accept_buildout_test_releases', | |
47 | action="store_true", default=False, | |
48 | help=("Normally, if you do not specify a --version, the " | |
49 | "bootstrap script and buildout gets the newest " | |
50 | "*final* versions of zc.buildout and its recipes and " | |
51 | "extensions for you. If you use this flag, " | |
52 | "bootstrap and buildout will get the newest releases " | |
53 | "even if they are alphas or betas.")) | |
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54 | parser.add_option("-c", "--config-file", |
55 | help=("Specify the path to the buildout configuration " | |
56 | "file to be used.")) | |
57 | parser.add_option("-f", "--find-links", | |
58 | help=("Specify a URL to search for buildout releases")) | |
9378faf6 | 59 | |
9378faf6 | 60 | |
26a7d503 | 61 | options, args = parser.parse_args() |
9378faf6 | 62 | |
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63 | ###################################################################### |
64 | # load/install setuptools | |
9378faf6 | 65 | |
26a7d503 | 66 | to_reload = False |
5e23d90d OL |
67 | try: |
68 | import pkg_resources | |
26a7d503 | 69 | import setuptools |
5e23d90d OL |
70 | except ImportError: |
71 | ez = {} | |
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72 | |
73 | try: | |
74 | from urllib.request import urlopen | |
75 | except ImportError: | |
76 | from urllib2 import urlopen | |
77 | ||
78 | # XXX use a more permanent ez_setup.py URL when available. | |
79 | exec(urlopen('https://bitbucket.org/pypa/setuptools/raw/0.7.2/ez_setup.py' | |
80 | ).read(), ez) | |
81 | setup_args = dict(to_dir=tmpeggs, download_delay=0) | |
9378faf6 | 82 | ez['use_setuptools'](**setup_args) |
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83 | |
84 | if to_reload: | |
85 | reload(pkg_resources) | |
5e23d90d | 86 | import pkg_resources |
9378faf6 EMS |
87 | # This does not (always?) update the default working set. We will |
88 | # do it. | |
89 | for path in sys.path: | |
90 | if path not in pkg_resources.working_set.entries: | |
91 | pkg_resources.working_set.add_entry(path) | |
5e23d90d | 92 | |
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93 | ###################################################################### |
94 | # Install buildout | |
95 | ||
96 | ws = pkg_resources.working_set | |
9378faf6 | 97 | |
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98 | cmd = [sys.executable, '-c', |
99 | 'from setuptools.command.easy_install import main; main()', | |
100 | '-mZqNxd', tmpeggs] | |
9378faf6 | 101 | |
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102 | find_links = os.environ.get( |
103 | 'bootstrap-testing-find-links', | |
104 | options.find_links or | |
105 | ('http://downloads.buildout.org/' | |
106 | if options.accept_buildout_test_releases else None) | |
107 | ) | |
9378faf6 | 108 | if find_links: |
26a7d503 | 109 | cmd.extend(['-f', find_links]) |
9378faf6 | 110 | |
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111 | setuptools_path = ws.find( |
112 | pkg_resources.Requirement.parse('setuptools')).location | |
5e23d90d | 113 | |
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114 | requirement = 'zc.buildout' |
115 | version = options.version | |
116 | if version is None and not options.accept_buildout_test_releases: | |
117 | # Figure out the most recent final version of zc.buildout. | |
118 | import setuptools.package_index | |
119 | _final_parts = '*final-', '*final' | |
120 | ||
121 | def _final_version(parsed_version): | |
122 | for part in parsed_version: | |
123 | if (part[:1] == '*') and (part not in _final_parts): | |
124 | return False | |
125 | return True | |
126 | index = setuptools.package_index.PackageIndex( | |
26a7d503 | 127 | search_path=[setuptools_path]) |
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128 | if find_links: |
129 | index.add_find_links((find_links,)) | |
130 | req = pkg_resources.Requirement.parse(requirement) | |
131 | if index.obtain(req) is not None: | |
132 | best = [] | |
133 | bestv = None | |
134 | for dist in index[req.project_name]: | |
135 | distv = dist.parsed_version | |
136 | if _final_version(distv): | |
137 | if bestv is None or distv > bestv: | |
138 | best = [dist] | |
139 | bestv = distv | |
140 | elif distv == bestv: | |
141 | best.append(dist) | |
142 | if best: | |
143 | best.sort() | |
144 | version = best[-1].version | |
145 | if version: | |
146 | requirement = '=='.join((requirement, version)) | |
147 | cmd.append(requirement) | |
5e23d90d | 148 | |
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149 | import subprocess |
150 | if subprocess.call(cmd, env=dict(os.environ, PYTHONPATH=setuptools_path)) != 0: | |
151 | raise Exception( | |
152 | "Failed to execute command:\n%s", | |
153 | repr(cmd)[1:-1]) | |
154 | ||
155 | ###################################################################### | |
156 | # Import and run buildout | |
5e23d90d | 157 | |
26a7d503 | 158 | ws.add_entry(tmpeggs) |
9378faf6 | 159 | ws.require(requirement) |
5e23d90d | 160 | import zc.buildout.buildout |
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161 | |
162 | if not [a for a in args if '=' not in a]: | |
163 | args.append('bootstrap') | |
164 | ||
165 | # if -c was provided, we push it back into args for buildout' main function | |
166 | if options.config_file is not None: | |
167 | args[0:0] = ['-c', options.config_file] | |
168 | ||
9378faf6 | 169 | zc.buildout.buildout.main(args) |
26a7d503 | 170 | shutil.rmtree(tmpeggs) |