Mercurial > hg > carton
annotate carton.py @ 14:c474362cf69a
allow fetching of remote tarballs
| author | Jeff Hammel <jhammel@mozilla.com> |
|---|---|
| date | Fri, 08 Jul 2011 15:23:04 -0700 |
| parents | f522620c6a78 |
| children | f05e636b7444 |
| rev | line source |
|---|---|
| 0 | 1 #!/usr/bin/env python |
| 2 | |
| 3 """ | |
| 4 make a self-extracting virtualenv from directories or URLs | |
| 5 of packages | |
| 6 | |
| 7 To package up all files in a virtualenvs source directory (e.g.): | |
| 8 | |
| 9 python path/to/carton.py mozmill mozmill/src/* | |
| 10 | |
| 11 This will create a self-extracting file, `mozmill.py`, that will unfold | |
| 12 a virtualenv | |
| 13 """ | |
| 14 | |
| 15 # imports | |
| 16 import os | |
| 17 import sys | |
| 18 import tarfile | |
| 19 import tempfile | |
| 20 import urllib2 | |
| 21 from optparse import OptionParser | |
| 22 from StringIO import StringIO | |
| 23 | |
| 24 # global variables | |
| 25 usage = "%prog [options] environment_name directory|url [...]" | |
| 26 virtualenv_url = 'http://pypi.python.org/packages/source/v/virtualenv/virtualenv-1.6.1.tar.gz' | |
| 27 template = """#!/usr/bin/env python | |
| 28 | |
| 29 import os | |
| 30 import shutil | |
| 31 import subprocess | |
| 32 import sys | |
| 33 import tarfile | |
| 34 import tempfile | |
| 35 from optparse import OptionParser | |
| 36 from StringIO import StringIO | |
| 37 | |
| 38 try: | |
| 39 call = subprocess.check_call | |
| 40 except AttributeError: | |
| 41 # old python; boo :( | |
| 42 call = subprocess.call | |
| 43 | |
| 44 # virtualenv name | |
| 45 ENV='''%(ENV)s''' | |
| 46 | |
| 47 # packed files | |
|
3
75919adb199a
use compression, but it doesnt seem to help much
Jeff Hammel <jhammel@mozilla.com>
parents:
0
diff
changeset
|
48 VIRTUAL_ENV='''%(VIRTUAL_ENV)s'''.decode('base64').decode('zlib') |
|
11
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
49 PACKAGE_SOURCES=%(PACKAGE_SOURCES)s |
| 0 | 50 |
| 51 # unpack virtualenv | |
| 52 tempdir = tempfile.mkdtemp() | |
| 53 buffer = StringIO() | |
| 54 buffer.write(VIRTUAL_ENV) | |
| 55 buffer.seek(0) | |
| 56 tf = tarfile.open(mode='r', fileobj=buffer) | |
| 57 tf.extractall(tempdir) | |
| 58 | |
| 59 # find the virtualenv | |
| 60 for root, dirs, files in os.walk(tempdir): | |
| 61 if 'virtualenv.py' in files: | |
| 62 virtualenv = os.path.join(root, 'virtualenv.py') | |
| 63 break | |
| 64 else: | |
| 65 raise Exception("virtualenv.py not found in " + tempdir) | |
| 66 print virtualenv | |
| 67 | |
| 68 # create the virtualenv | |
| 69 call([sys.executable, virtualenv, ENV]) | |
| 70 | |
| 71 # find the bin/scripts directory | |
| 72 for i in ('bin', 'Scripts'): | |
| 73 scripts_dir = os.path.abspath(os.path.join(ENV, i)) | |
| 74 if os.path.exists(scripts_dir): | |
| 75 break | |
| 76 else: | |
| 77 raise Exception("Scripts directory not found in " + ENV) | |
| 78 | |
| 79 # find the virtualenv's python | |
| 80 for i in ('python', 'python.exe'): | |
| 81 python = os.path.join(scripts_dir, i) | |
| 82 if os.path.exists(python): | |
| 83 break | |
| 84 else: | |
| 85 raise Exception("python not found in " + scripts_dir) | |
| 86 | |
|
11
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
87 # unpack the sources and setup for development |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
88 srcdir = os.path.join(ENV, 'src') |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
89 os.mkdir(srcdir) |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
90 setup_pys = set() |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
91 for source in PACKAGE_SOURCES: |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
92 source = source.decode('base64').decode('zlib') |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
93 buffer = StringIO() |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
94 buffer.write(source) |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
95 buffer.seek(0) |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
96 tf = tarfile.open(mode='r', fileobj=buffer) |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
97 tf.extractall(srcdir) |
| 0 | 98 |
|
11
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
99 # setup sources for development if there are any new setup.py files |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
100 for i in os.listdir(srcdir): |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
101 if i in setup_pys: |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
102 continue |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
103 subdir = os.path.join(srcdir, i) |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
104 if os.path.exists(os.path.join(srcdir, i, 'setup.py')): |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
105 call([python, 'setup.py', 'develop'], cwd=subdir) |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
106 setup_pys.add(i) |
| 0 | 107 |
|
11
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
108 # cleanup tempdir # TODO (optionally?) |
| 0 | 109 # shutil.rmtree(tempdir) |
| 110 | |
| 111 # TODO: | |
| 112 # - add carton to the virtualenv (!) | |
| 113 # - add virtualenv to the virtualenv (!) | |
| 114 """ | |
| 115 | |
| 116 def isURL(path): | |
| 117 return path.startswith('http://') or path.startswith('https://') | |
| 118 | |
| 119 def main(args=sys.argv[1:]): | |
| 120 | |
| 121 # parse CLI arguments | |
| 122 parser = OptionParser(usage=usage, description=__doc__) | |
| 123 parser.add_option('-o', dest='outfile', | |
| 124 help="specify outfile; otherwise it will come from environment_name") | |
| 125 parser.add_option('--virtualenv', dest='virtualenv', | |
|
12
542b46ac4e28
fix description more better
Jeff Hammel <jhammel@mozilla.com>
parents:
11
diff
changeset
|
126 help="use this virtualenv URL or file tarball") |
| 0 | 127 options, args = parser.parse_args(args) |
| 128 if len(args) < 2: | |
| 129 parser.print_usage() | |
| 130 parser.exit() | |
| 131 environment = args[0] | |
| 132 if environment.endswith('.py'): | |
| 133 # stop on .py; will add it in later | |
| 134 environment = environment[:-3] | |
| 135 sources = args[1:] | |
| 136 | |
| 137 # tar up the sources | |
|
11
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
138 source_array = [] |
| 0 | 139 for source in sources: |
|
11
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
140 buffer = None |
| 0 | 141 |
| 142 if isURL(source): | |
|
14
c474362cf69a
allow fetching of remote tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
13
diff
changeset
|
143 # remote tarball or resource |
|
c474362cf69a
allow fetching of remote tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
13
diff
changeset
|
144 buffer = urllib2.urlopen(source).read() |
| 0 | 145 else: |
|
13
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
146 assert os.path.exists(source), "%s does not exist" % source |
|
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
147 |
| 0 | 148 # local directory or tarball |
|
13
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
149 if (not os.path.isdir(source)) and tarfile.is_tarfile(source): |
|
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
150 # check for a tarball |
|
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
151 buffer = file(source).read() |
|
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
152 else: |
|
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
153 source_buffer = StringIO() |
|
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
154 source_tar = tarfile.open(mode="w:gz", fileobj=source_buffer) |
|
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
155 source_tar.add(source, arcname=os.path.basename(source)) |
|
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
156 source_tar.close() |
|
f522620c6a78
now works properly with tarballs
Jeff Hammel <jhammel@mozilla.com>
parents:
12
diff
changeset
|
157 buffer = source_buffer.getvalue() |
|
11
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
158 |
| 0 | 159 # could use git, hg, etc repos. but probably shouldn't |
|
11
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
160 |
|
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
161 source_array.append(buffer.encode('zlib').encode('base64')) |
| 0 | 162 |
| 163 # tar up virtualenv if not available | |
| 164 if options.virtualenv: | |
| 165 if isURL(options.virtualenv): | |
| 166 globals()['VIRTUAL_ENV'] = urllib2.urlopen(options.virtualenv).read() | |
| 167 else: | |
| 168 assert os.path.exists(options.virtualenv) | |
| 169 if os.path.isdir(options.virtualenv): | |
| 170 raise NotImplementedError("Hypothetically you should be able to use a local directory or tarball, but I haven't done this yet") | |
| 171 else: | |
| 172 # assert a tarfile | |
| 173 assert tarfile.is_tarfile(options.virtualenv), "%s must be a tar file" % options.virtualenv | |
| 174 globals()['VIRTUAL_ENV'] = file(options.virtualenv).read() | |
| 175 else: | |
| 176 globals()['VIRTUAL_ENV'] = urllib2.urlopen(virtualenv_url).read() | |
| 177 # TODO: used the below hashed value of VIRTUAL_ENV if set | |
| 178 # (set that with another file) | |
| 179 | |
| 180 # interpolate "template" -> output | |
| 181 outfile = options.outfile | |
| 182 if outfile is None: | |
| 183 outfile = environment + '.py' | |
|
3
75919adb199a
use compression, but it doesnt seem to help much
Jeff Hammel <jhammel@mozilla.com>
parents:
0
diff
changeset
|
184 variables = {'VIRTUAL_ENV': VIRTUAL_ENV.encode('zlib').encode('base64'), |
| 0 | 185 'ENV': environment, |
|
11
e6a62ba0c24d
now respect the order sources are installed in
Jeff Hammel <jhammel@mozilla.com>
parents:
4
diff
changeset
|
186 'PACKAGE_SOURCES': repr(source_array)} |
| 0 | 187 f = file(outfile, 'w') |
| 188 f.write(template % variables) | |
| 189 f.close() | |
| 190 try: | |
| 191 os.chmod(outfile, 0755) | |
| 192 except: | |
| 193 # you probably don't have os.chmod | |
| 194 pass | |
| 195 | |
| 196 VIRTUAL_ENV = """""" | |
| 197 | |
| 198 if __name__ == '__main__': | |
| 199 main() |