aboutsummaryrefslogtreecommitdiffstats
path: root/release.py
blob: 0e144d8b55063c5e92c6cad76ce8a65e88e5225c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
#!/usr/bin/python
#
# Copyright (C) 2009-2012 Chris Ball <cjb@laptop.org>
#                         W. Trevor King <wking@drexel.edu>
#
# This file is part of Bugs Everywhere.
#
# Bugs Everywhere is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation, either version 2 of the License, or (at your option) any
# later version.
#
# Bugs Everywhere is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# Bugs Everywhere.  If not, see <http://www.gnu.org/licenses/>.

import os
import os.path
import shutil
import string
import sys

from libbe.util.subproc import Pipe, invoke


INITIAL_COMMIT = '1bf1ec598b436f41ff27094eddf0b28c797e359d'


def validate_tag(tag):
    """
    >>> validate_tag('1.0.0')
    >>> validate_tag('A.B.C-r7')
    >>> validate_tag('A.B.C r7')
    Traceback (most recent call last):
      ...
    Exception: Invalid character ' ' in tag 'A.B.C r7'
    >>> validate_tag('"')
    Traceback (most recent call last):
      ...
    Exception: Invalid character '"' in tag '"'
    >>> validate_tag("'")
    Traceback (most recent call last):
      ...
    Exception: Invalid character ''' in tag '''
    """
    for char in tag:
        if char in string.digits:
            continue
        elif char in string.letters:
            continue
        elif char in ['.','-']:
            continue
        raise Exception("Invalid character '%s' in tag '%s'" % (char, tag))

def pending_changes():
    """Use `git diff`s output to detect change.
    """
    status,stdout,stderr = invoke(['git', 'diff', 'HEAD'])
    if len(stdout) == 0:
        return False
    return True

def set_release_version(tag):
    print "set libbe.version._VERSION = '%s'" % tag
    invoke(['sed', '-i', "s/^# *_VERSION *=.*/_VERSION = '%s'/" % tag,
            os.path.join('libbe', 'version.py')])

def remove_makefile_libbe_version_dependencies(filename):
    print "set %s LIBBE_VERSION :=" % filename
    invoke(['sed', '-i', "s/^LIBBE_VERSION *:=.*/LIBBE_VERSION :=/",
            filename])

def commit(commit_message):
    print 'commit current status:', commit_message
    invoke(['git', 'commit', '-a', '-m', commit_message])

def tag(tag):
    print 'tag current revision', tag
    invoke(['git', 'tag', tag])

def export(target_dir):
    if not target_dir.endswith(os.path.sep):
        target_dir += os.path.sep
    print 'export current revision to', target_dir
    p = Pipe([['git', 'archive', '--prefix', target_dir, 'HEAD'],
              ['tar', '-xv']])
    assert p.status == 0, p.statuses

def make_version():
    print 'generate libbe/_version.py'
    invoke(['make', os.path.join('libbe', '_version.py')])

def make_changelog(filename, tag):
    """Generate a ChangeLog from the git history.

    Not the most ChangeLog-esque format, but iterating through commits
    by hand is just too slow.
    """
    print 'generate ChangeLog file', filename, 'up to tag', tag
    invoke(['git', 'log', '--no-merges',
            '%s..%s' % (INITIAL_COMMIT, tag)],
           stdout=open(filename, 'w')),

def set_vcs_name(be_dir, vcs_name='None'):
    """Exported directory is not a git repository, so set vcs_name to
    something that will work.
      vcs_name: new_vcs_name
    """
    for directory in os.listdir(be_dir):
        if not os.path.isdir(os.path.join(be_dir, directory)):
            continue
        filename = os.path.join(be_dir, directory, 'settings')
        if os.path.exists(filename):
            print 'set vcs_name in', filename, 'to', vcs_name
            invoke(['sed', '-i', "s/^vcs_name:.*/vcs_name: %s/" % vcs_name,
                    filename])

def make_id_cache():
    """Generate .be/id-cache so users won't need to.
    """
    invoke(['./be', 'list'])

def create_tarball(tag):
    release_name='be-%s' % tag
    export_dir = release_name
    export(export_dir)
    make_version()
    remove_makefile_libbe_version_dependencies(
        os.path.join(export_dir, 'Makefile'))
    print 'copy libbe/_version.py to %s/libbe/_version.py' % export_dir
    shutil.copy(os.path.join('libbe', '_version.py'),
                os.path.join(export_dir, 'libbe', '_version.py'))
    make_changelog(os.path.join(export_dir, 'ChangeLog'), tag)
    make_id_cache()
    print 'copy .be/id-cache to %s/.be/id-cache' % export_dir
    shutil.copy(os.path.join('.be', 'id-cache'),
                os.path.join(export_dir, '.be', 'id-cache'))
    set_vcs_name(os.path.join(export_dir, '.be'))
    tarball_file = '%s.tar.gz' % release_name
    print 'create tarball', tarball_file
    invoke(['tar', '-czf', tarball_file, export_dir])
    print 'remove', export_dir
    shutil.rmtree(export_dir)

def test():
    import doctest
    doctest.testmod() 

if __name__ == '__main__':
    import optparse
    usage = """%prog [options] TAG

Create a git tag and a release tarball from the current revision.
For example
  %prog 1.0.0

If you don't like what got committed, you can undo the release with
  $ git tag -d 1.0.0
  $ git reset --hard HEAD^
"""
    p = optparse.OptionParser(usage)
    p.add_option('--test', dest='test', default=False,
                 action='store_true', help='Run internal tests and exit')
    options,args = p.parse_args()

    if options.test == True:
        test()
        sys.exit(0)

    assert len(args) == 1, '%d (!= 1) arguments: %s' % (len(args), args)
    _tag = args[0]
    validate_tag(_tag)

    if pending_changes() == True:
        print "Handle pending changes before releasing."
        sys.exit(1)
    set_release_version(_tag)
    print "Update copyright information..."
    status,stdout,stderr = invoke(['update-copyright.py'])
    commit("Bumped to version %s" % _tag)
    tag(_tag)
    create_tarball(_tag)