3 # Allmydata Tahoe -- secure, distributed storage grid
5 # Copyright (C) 2008 Allmydata, Inc.
7 # This file is part of tahoe.
9 # See the docs/about.html file for licensing information.
11 import os, re, shutil, stat, subprocess, sys, zipfile
13 ##### sys.path management
15 def pylibdir(prefixdir):
16 pyver = "python%d.%d" % (sys.version_info[:2])
17 if sys.platform == "win32":
18 return os.path.join(prefixdir, "Lib", "site-packages")
20 return os.path.join(prefixdir, "lib", pyver, "site-packages")
22 basedir = os.path.dirname(os.path.abspath(__file__))
23 supportlib = pylibdir(os.path.join(basedir, "support"))
25 prefixdirs = [] # argh! horrible kludge to work-around setuptools #54
26 for i in range(len(sys.argv)):
28 if arg.startswith("--prefix="):
29 prefixdirs.append(arg[len("--prefix="):])
31 if len(sys.argv) > i+1:
32 prefixdirs.append(sys.argv[i+1])
34 # The following horrible kludge to workaround setuptools #17 is commented-out, because I can't at this moment figure out how to make sure the horrible kludge gets executed only when it is needed (i.e., only when a "setup.py develop" step is about to happen), and the bad effect of setuptools #17 is "only" that setuptools re-installs extant packages.
35 # if arg.startswith("develop") or arg.startswith("build") or arg.startswith("test"): # argh! horrible kludge to workaround setuptools #17
36 # if sys.platform == "linux2":
37 # # workaround for tahoe #229 / setuptools #17, on debian
38 # sys.argv.extend(["--site-dirs", "/var/lib/python-support/python%d.%d" % (sys.version_info[:2])])
39 # elif sys.platform == "darwin":
40 # # this probably only applies to leopard 10.5, possibly only 10.5.5
41 # sd = "/System/Library/Frameworks/Python.framework/Versions/%d.%d/Extras/lib/python" % (sys.version_info[:2])
42 # sys.argv.extend(["--site-dirs", sd])
45 prefixdirs.append("support")
47 for prefixdir in prefixdirs:
48 libdir = pylibdir(prefixdir)
51 except EnvironmentError, le:
52 # Okay, maybe the dir was already there.
54 sys.path.append(libdir)
55 pp = os.environ.get('PYTHONPATH','').split(os.pathsep)
57 os.environ['PYTHONPATH'] = os.pathsep.join(pp)
60 from ez_setup import use_setuptools
64 # This invokes our own customized version of ez_setup.py to make sure that
65 # setuptools >= v0.6c8 (a.k.a. v0.6-final) is installed.
67 # setuptools < v0.6c8 doesn't handle eggs which get installed into the CWD
68 # as a result of being transitively depended on in a setup_requires, but
69 # then are needed for the installed code to run, i.e. in an
71 use_setuptools(download_delay=0, min_version="0.6c10dev")
73 from setuptools import find_packages, setup
74 from setuptools.command import sdist
75 from setuptools import Command
76 from pkg_resources import require
78 # Make the dependency-version-requirement, which is used by the Makefile at
79 # build-time, also available to the app at runtime:
81 shutil.copyfile("_auto_deps.py", os.path.join("src", "allmydata", "_auto_deps.py"))
84 "Development Status :: 5 - Production/Stable",
85 "Environment :: Console",
86 "Environment :: Web Environment",
87 "License :: OSI Approved :: GNU General Public License (GPL)",
88 "License :: DFSG approved",
89 "License :: Other/Proprietary License",
90 "Intended Audience :: Developers",
91 "Intended Audience :: End Users/Desktop",
92 "Intended Audience :: System Administrators",
93 "Operating System :: Microsoft",
94 "Operating System :: Microsoft :: Windows",
95 "Operating System :: Microsoft :: Windows :: Windows NT/2000",
96 "Operating System :: Unix",
97 "Operating System :: POSIX :: Linux",
98 "Operating System :: POSIX",
99 "Operating System :: MacOS :: MacOS X",
100 "Operating System :: OS Independent",
101 "Natural Language :: English",
102 "Programming Language :: C",
103 "Programming Language :: Python",
104 "Programming Language :: Python :: 2",
105 "Programming Language :: Python :: 2.4",
106 "Programming Language :: Python :: 2.5",
107 "Programming Language :: Python :: 2.6",
108 "Topic :: Utilities",
109 "Topic :: System :: Systems Administration",
110 "Topic :: System :: Filesystems",
111 "Topic :: System :: Distributed Computing",
112 "Topic :: Software Development :: Libraries",
113 "Topic :: Communications :: Usenet News",
114 "Topic :: System :: Archiving :: Backup",
115 "Topic :: System :: Archiving :: Mirroring",
116 "Topic :: System :: Archiving",
120 # Note that the darcsver command from the darcsver plugin is needed to initialize the
121 # distribution's .version attribute correctly. (It does this either by examining darcs history,
122 # or if that fails by reading the src/allmydata/_version.py file).
125 """Welcome to the Tahoe project, a secure, decentralized, fault-tolerant
126 filesystem. All of the source code is available under a Free Software, Open
129 This filesystem is encrypted and spread over multiple peers in such a way that
130 it remains available even when some of the peers are unavailable,
131 malfunctioning, or malicious."""
136 # Nevow requires Twisted to setup, but doesn't declare that requirement in a way that enables
137 # setuptools to satisfy that requirement before Nevow's setup.py tried to "import twisted".
138 # Fortunately we require setuptools_trial to setup and setuptools_trial requires Twisted to
139 # install, so hopefully everything will work out until the Nevow issue is fixed:
140 # http://divmod.org/trac/ticket/2629
141 # setuptools_trial is needed if you want "./setup.py trial" or "./setup.py test" to execute the
142 # tests (and in order to make sure Twisted is installed early enough -- see the paragraph
144 # http://pypi.python.org/pypi/setuptools_trial
145 setup_requires.extend(['setuptools_trial'])
147 # darcsver is needed if you want "./setup.py darcsver" to write a new version stamp in
148 # src/allmydata/_version.py, with a version number derived from darcs history.
149 # http://pypi.python.org/pypi/darcsver
150 setup_requires.append('darcsver >= 1.2.0')
152 if 'trial' in sys.argv[1:] or 'test' in sys.argv[1:]:
153 # Cygwin requires the poll reactor to work at all. Linux requires the poll reactor to avoid
154 # bug #402 (twisted bug #3218). In general, the poll reactor is better than the select
155 # reactor, but it is not available on all platforms. According to exarkun on IRC, it is
156 # available but buggy on some versions of Mac OS X, so just because you can install it
157 # doesn't mean we want to use it on every platform.
158 if sys.platform in ("linux2", "cygwin"):
159 if not [a for a in sys.argv if a.startswith("--reactor")]:
160 sys.argv.append("--reactor=poll")
162 # setuptools_darcs is required to produce complete distributions (such as with
163 # "sdist" or "bdist_egg"), unless there is a PKG-INFO file present which shows
164 # that this is itself a source distribution.
165 # http://pypi.python.org/pypi/setuptools_darcs
166 if not os.path.exists('PKG-INFO'):
167 setup_requires.append('setuptools_darcs >= 1.1.0')
169 class ShowSupportLib(Command):
171 def initialize_options(self):
173 def finalize_options(self):
176 # TODO: --quiet suppresses the 'running show_supportlib' message.
177 # Find a way to do this all the time.
178 print supportlib # TODO windowsy
180 class ShowPythonPath(Command):
182 def initialize_options(self):
184 def finalize_options(self):
187 # TODO: --quiet suppresses the 'running show_supportlib' message.
188 # Find a way to do this all the time.
189 print "PYTHONPATH=%s" % os.environ.get("PYTHONPATH", '')
191 class RunWithPythonPath(Command):
192 description = "Run a subcommand with PYTHONPATH set appropriately"
194 user_options = [ ("python", "p",
195 "Treat command string as arguments to a python executable"),
196 ("command=", "c", "Command to be run"),
197 ("directory=", "d", "Directory to run the command in"),
199 boolean_options = ["python"]
201 def initialize_options(self):
204 self.directory = None
205 def finalize_options(self):
208 oldpp = os.environ.get("PYTHONPATH", "").split(os.pathsep)
210 # grr silly split() behavior
212 os.environ['PYTHONPATH'] = os.pathsep.join(oldpp + [supportlib,])
214 # We must require the command to be safe to split on
215 # whitespace, and have --python and --directory to make it
216 # easier to achieve this.
220 command.append(sys.executable)
222 command.extend(self.command.split())
224 raise RuntimeError("The --command argument is mandatory")
226 os.chdir(self.directory)
228 print "command =", " ".join(command)
229 rc = subprocess.call(command)
232 class CheckAutoDeps(Command):
234 def initialize_options(self):
236 def finalize_options(self):
240 _auto_deps.require_auto_deps()
243 class MakeExecutable(Command):
245 def initialize_options(self):
247 def finalize_options(self):
250 bin_tahoe_template = os.path.join("bin", "tahoe-script.template")
252 # Create the 'tahoe-script.py' file under the 'bin' directory. The 'tahoe-script.py'
253 # file is exactly the same as the 'tahoe-script.template' script except that the shebang
254 # line is rewritten to use our sys.executable for the interpreter. On Windows, create a
255 # tahoe.exe will execute it. On non-Windows, make a symlink to it from 'tahoe'. The
256 # tahoe.exe will be copied from the setuptools egg's cli.exe and this will work from a
257 # zip-safe and non-zip-safe setuptools egg.
258 f = open(bin_tahoe_template, "rU")
259 script_lines = f.readlines()
261 script_lines[0] = "#!%s\n" % sys.executable
262 tahoe_script = os.path.join("bin", "tahoe-script.py")
263 f = open(tahoe_script, "w")
264 for line in script_lines:
267 if sys.platform == "win32":
268 setuptools_egg = require("setuptools")[0].location
269 if os.path.isfile(setuptools_egg):
270 z = zipfile.ZipFile(setuptools_egg, 'r')
271 for filename in z.namelist():
272 if 'cli.exe' in filename:
273 cli_exe = z.read(filename)
275 cli_exe = os.path.join(setuptools_egg, 'setuptools', 'cli.exe')
276 tahoe_exe = os.path.join("bin", "tahoe.exe")
277 if os.path.isfile(setuptools_egg):
278 f = open(tahoe_exe, 'wb')
282 shutil.copy(cli_exe, tahoe_exe)
285 os.remove(os.path.join('bin', 'tahoe'))
287 # okay, probably it was already gone
289 os.symlink('tahoe-script.py', os.path.join('bin', 'tahoe'))
291 # chmod +x bin/tahoe-script.py
292 old_mode = stat.S_IMODE(os.stat(tahoe_script)[stat.ST_MODE])
293 new_mode = old_mode | (stat.S_IXUSR | stat.S_IRUSR |
294 stat.S_IXGRP | stat.S_IRGRP |
295 stat.S_IXOTH | stat.S_IROTH )
296 os.chmod(tahoe_script, new_mode)
298 class MySdist(sdist.sdist):
299 """ A hook in the sdist command so that we can determine whether this the
300 tarball should be 'SUMO' or not, i.e. whether or not to include the
301 external dependency tarballs. Note that we always include
302 misc/dependencies/* in the tarball; --sumo controls whether tahoe-deps/*
306 user_options = sdist.sdist.user_options + \
308 "create a 'sumo' sdist which includes the contents of tahoe-deps/*"),
310 boolean_options = ['sumo']
312 def initialize_options(self):
313 sdist.sdist.initialize_options(self)
316 def make_distribution(self):
317 # add our extra files to the list just before building the
318 # tarball/zipfile. We override make_distribution() instead of run()
319 # because setuptools.command.sdist.run() does not lend itself to
320 # easy/robust subclassing (the code we need to add goes right smack
321 # in the middle of a 12-line method). If this were the distutils
322 # version, we'd override get_file_list().
325 # If '--sumo' was specified, include tahoe-deps/* in the sdist.
326 # We assume that the user has fetched the tahoe-deps.tar.gz
327 # tarball and unpacked it already.
328 self.filelist.extend([os.path.join("tahoe-deps", fn)
329 for fn in os.listdir("tahoe-deps")])
330 # In addition, we want the tarball/zipfile to have -SUMO in the
331 # name, and the unpacked directory to have -SUMO too. The easiest
332 # way to do this is to patch self.distribution and override the
333 # get_fullname() method. (an alternative is to modify
334 # self.distribution.metadata.version, but that also affects the
335 # contents of PKG-INFO).
336 fullname = self.distribution.get_fullname()
338 return fullname + "-SUMO"
339 self.distribution.get_fullname = get_fullname
341 return sdist.sdist.make_distribution(self)
343 # Tahoe's dependencies are managed by the find_links= entry in setup.cfg and
344 # the _auto_deps.install_requires list, which is used in the call to setup()
345 # at the end of this file
346 from _auto_deps import install_requires
348 setup(name='allmydata-tahoe',
349 description='secure, decentralized, fault-tolerant filesystem',
350 long_description=LONG_DESCRIPTION,
351 author='the allmydata.org Tahoe project',
352 author_email='tahoe-dev@allmydata.org',
353 url='http://allmydata.org/',
355 cmdclass={"show_supportlib": ShowSupportLib,
356 "show_pythonpath": ShowPythonPath,
357 "run_with_pythonpath": RunWithPythonPath,
358 "check_auto_deps": CheckAutoDeps,
359 "make_executable": MakeExecutable,
362 package_dir = {'':'src'},
363 packages=find_packages("src"),
364 classifiers=trove_classifiers,
365 test_suite="allmydata.test",
366 install_requires=install_requires,
367 include_package_data=True,
368 setup_requires=setup_requires,
369 entry_points = { 'console_scripts': [ 'tahoe = allmydata.scripts.runner:run' ] },
370 zip_safe=False, # We prefer unzipped for easier access.