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"))
26 for i in range(len(sys.argv)):
29 if arg.startswith("--prefix="):
30 prefixdir = arg[len("--prefix="):]
32 if len(sys.argv) > i+1:
33 prefixdir = sys.argv[i+1]
36 libdir = pylibdir(prefixdir)
39 except EnvironmentError, le:
40 # Okay, maybe the dir was already there.
42 sys.path.append(libdir)
43 pp = os.environ.get('PYTHONPATH','').split(os.pathsep)
45 os.environ['PYTHONPATH'] = os.pathsep.join(pp)
47 if arg.startswith("develop"):
48 if sys.platform == "linux2":
49 # workaround for tahoe #229 / setuptools #17, on debian
50 sys.argv.extend(["--site-dirs", "/var/lib/python-support/python%d.%d" % (sys.version_info[:2])])
51 elif sys.platform == "darwin":
52 # this probably only applies to leopard 10.5, possibly only 10.5.5
53 sd = "/System/Library/Frameworks/Python.framework/Versions/%d.%d/Extras/lib/python" % (sys.version_info[:2])
54 sys.argv.extend(["--site-dirs", sd])
57 from ez_setup import use_setuptools
61 # This invokes our own customized version of ez_setup.py to make sure that
62 # setuptools >= v0.6c8 (a.k.a. v0.6-final) is installed.
64 # setuptools < v0.6c8 doesn't handle eggs which get installed into the CWD
65 # as a result of being transitively depended on in a setup_requires, but
66 # then are needed for the installed code to run, i.e. in an
68 use_setuptools(download_delay=0, min_version="0.6c10dev")
70 from setuptools import find_packages, setup
71 from setuptools.command import sdist
72 from distutils.core import Command
73 from pkg_resources import require
75 # Make the dependency-version-requirement, which is used by the Makefile at
76 # build-time, also available to the app at runtime:
78 shutil.copyfile("_auto_deps.py", os.path.join("src", "allmydata", "_auto_deps.py"))
81 "Development Status :: 5 - Production/Stable",
82 "Environment :: Console",
83 "Environment :: Web Environment",
84 "License :: OSI Approved :: GNU General Public License (GPL)",
85 "License :: DFSG approved",
86 "License :: Other/Proprietary License",
87 "Intended Audience :: Developers",
88 "Intended Audience :: End Users/Desktop",
89 "Intended Audience :: System Administrators",
90 "Operating System :: Microsoft",
91 "Operating System :: Microsoft :: Windows",
92 "Operating System :: Microsoft :: Windows :: Windows NT/2000",
93 "Operating System :: Unix",
94 "Operating System :: POSIX :: Linux",
95 "Operating System :: POSIX",
96 "Operating System :: MacOS :: MacOS X",
97 "Operating System :: OS Independent",
98 "Natural Language :: English",
99 "Programming Language :: C",
100 "Programming Language :: Python",
101 "Programming Language :: Python :: 2",
102 "Programming Language :: Python :: 2.4",
103 "Programming Language :: Python :: 2.5",
104 "Topic :: Utilities",
105 "Topic :: System :: Systems Administration",
106 "Topic :: System :: Filesystems",
107 "Topic :: System :: Distributed Computing",
108 "Topic :: Software Development :: Libraries",
109 "Topic :: Communications :: Usenet News",
110 "Topic :: System :: Archiving :: Backup",
111 "Topic :: System :: Archiving :: Mirroring",
112 "Topic :: System :: Archiving",
116 VERSIONFILE = "src/allmydata/_version.py"
119 verstrline = open(VERSIONFILE, "rt").read()
120 except EnvironmentError:
121 pass # Okay, there is no version file.
123 VSRE = r"^verstr = ['\"]([^'\"]*)['\"]"
124 mo = re.search(VSRE, verstrline, re.M)
128 print "unable to find version in %s" % (VERSIONFILE,)
129 raise RuntimeError("if %s.py exists, it is required to be well-formed" % (VERSIONFILE,))
132 """Welcome to the Tahoe project, a secure, decentralized, fault-tolerant
133 filesystem. All of the source code is available under a Free Software, Open
136 This filesystem is encrypted and spread over multiple peers in such a way that
137 it remains available even when some of the peers are unavailable,
138 malfunctioning, or malicious."""
143 # Nevow requires Twisted to setup, but doesn't declare that requirement in a way that enables
144 # setuptools to satisfy that requirement before Nevow's setup.py tried to "import twisted".
145 setup_requires.extend(['Twisted >= 2.4.0', 'setuptools_trial'])
147 # darcsver is needed only if you want "./setup.py darcsver" to write a new
148 # version stamp in src/allmydata/_version.py, with a version number derived from
150 # http://pypi.python.org/pypi/darcsver
151 if 'darcsver' in sys.argv[1:]:
152 setup_requires.append('darcsver >= 1.1.5')
154 # setuptools_trial is needed only if you want "./setup.py trial" to execute the tests.
155 # http://pypi.python.org/pypi/setuptools_trial
156 if 'trial' in sys.argv[1:]:
157 # Cygwin requires the poll reactor to work at all. Linux requires the poll reactor to avoid
158 # bug #402 (twisted bug #3218). In general, the poll reactor is better than the select
159 # reactor, but it is not available on all platforms. According to exarkun on IRC, it is
160 # available but buggy on some versions of Mac OS X, so just because you can install it
161 # doesn't mean we want to use it on every platform.
162 if sys.platform in ("linux2", "cygwin"):
163 if not [a for a in sys.argv if a.startswith("--reactor")]:
164 sys.argv.append("--reactor=poll")
165 setup_requires.append('setuptools_trial >= 0.2')
167 # Whenever we run the 'trial' command, make sure that the build_tahoe step
169 trial_index = sys.argv.index('trial')
170 sys.argv.insert(trial_index, 'build_tahoe')
172 # setuptools_darcs is required to produce complete distributions (such as with
173 # "sdist" or "bdist_egg"), unless there is a PKG-INFO file present which shows
174 # that this is itself a source distribution.
175 # http://pypi.python.org/pypi/setuptools_darcs
176 if not os.path.exists('PKG-INFO'):
177 setup_requires.append('setuptools_darcs >= 1.1.0')
179 class ShowSupportLib(Command):
181 def initialize_options(self):
183 def finalize_options(self):
186 # TODO: --quiet suppresses the 'running show_supportlib' message.
187 # Find a way to do this all the time.
188 print supportlib # TODO windowsy
190 class ShowPythonPath(Command):
192 def initialize_options(self):
194 def finalize_options(self):
197 # TODO: --quiet suppresses the 'running show_supportlib' message.
198 # Find a way to do this all the time.
199 print "PYTHONPATH=%s" % os.environ.get("PYTHONPATH", '')
201 class RunWithPythonPath(Command):
202 description = "Run a subcommand with PYTHONPATH set appropriately"
204 user_options = [ ("python", "p",
205 "Treat command string as arguments to a python executable"),
206 ("command=", "c", "Command to be run"),
207 ("directory=", "d", "Directory to run the command in"),
209 boolean_options = ["python"]
211 def initialize_options(self):
214 self.directory = None
215 def finalize_options(self):
218 oldpp = os.environ.get("PYTHONPATH", "").split(os.pathsep)
220 # grr silly split() behavior
222 os.environ['PYTHONPATH'] = os.pathsep.join(oldpp + [supportlib,])
224 # We must require the command to be safe to split on
225 # whitespace, and have --python and --directory to make it
226 # easier to achieve this.
230 command.append(sys.executable)
232 command.extend(self.command.split())
234 raise RuntimeError("The --command argument is mandatory")
236 os.chdir(self.directory)
238 print "command =", " ".join(command)
239 rc = subprocess.call(command)
242 class CheckAutoDeps(Command):
244 def initialize_options(self):
246 def finalize_options(self):
250 _auto_deps.require_auto_deps()
253 class BuildTahoe(Command):
255 def initialize_options(self):
257 def finalize_options(self):
261 bin_tahoe = os.path.join("bin", "tahoe")
262 old_mode = stat.S_IMODE(os.stat(bin_tahoe)[stat.ST_MODE])
263 new_mode = old_mode | (stat.S_IXUSR | stat.S_IRUSR |
264 stat.S_IXGRP | stat.S_IRGRP |
265 stat.S_IXOTH | stat.S_IROTH )
266 os.chmod(bin_tahoe, new_mode)
268 # On Windows, create the 'tahoe-script.py' file based on the 'tahoe'
269 # executable script under the 'bin' directory so that the tahoe.exe
270 # will work correctly. The 'tahoe-script.py' file is exactly the same
271 # as the 'tahoe' script except that we need to update the she-bang
272 # line. The tahoe.exe will be copied from the setuptools egg's cli.exe
273 # and this will work from a zip-safe and non-zip-safe setuptools egg.
274 if sys.platform == "win32":
275 setuptools_egg = require("setuptools")[0].location
276 if os.path.isfile(setuptools_egg):
277 z = zipfile.ZipFile(setuptools_egg, 'r')
278 for filename in z.namelist():
279 if 'cli.exe' in filename:
280 cli_exe = z.read(filename)
282 cli_exe = os.path.join(setuptools_egg, 'setuptools', 'cli.exe')
283 tahoe_exe = os.path.join("bin", "tahoe.exe")
284 if os.path.isfile(setuptools_egg):
285 f = open(tahoe_exe, 'wb')
289 shutil.copy(cli_exe, tahoe_exe)
290 f = open(bin_tahoe, "r")
291 script_lines = f.readlines()
293 script_lines[0] = "#!%s\n" % sys.executable
294 tahoe_script = os.path.join("bin", "tahoe-script.py")
295 f = open(tahoe_script, "w")
296 for line in script_lines:
300 command = [sys.executable, "setup.py", "develop",
302 print "Command:", " ".join(command)
303 rc = subprocess.call(command)
305 print >>sys.stderr, "'setup.py develop' terminated by signal", -rc
308 print >>sys.stderr, "'setup.py develop' exited with rc", rc
311 class MySdist(sdist.sdist):
312 """ A hook in the sdist command so that we can determine whether this the
313 tarball should be 'SUMO' or not, i.e. whether or not to include the
314 external dependency tarballs. Note that we always include
315 misc/dependencies/* in the tarball; --sumo controls whether tahoe-deps/*
319 user_options = sdist.sdist.user_options + \
321 "create a 'sumo' sdist which includes the contents of tahoe-deps/*"),
323 boolean_options = ['sumo']
325 def initialize_options(self):
326 sdist.sdist.initialize_options(self)
329 def make_distribution(self):
330 # add our extra files to the list just before building the
331 # tarball/zipfile. We override make_distribution() instead of run()
332 # because setuptools.command.sdist.run() does not lend itself to
333 # easy/robust subclassing (the code we need to add goes right smack
334 # in the middle of a 12-line method). If this were the distutils
335 # version, we'd override get_file_list().
338 # If '--sumo' was specified, include tahoe-deps/* in the sdist.
339 # We assume that the user has fetched the tahoe-deps.tar.gz
340 # tarball and unpacked it already.
341 self.filelist.extend([os.path.join("tahoe-deps", fn)
342 for fn in os.listdir("tahoe-deps")])
343 # In addition, we want the tarball/zipfile to have -SUMO in the
344 # name, and the unpacked directory to have -SUMO too. The easiest
345 # way to do this is to patch self.distribution and override the
346 # get_fullname() method. (an alternative is to modify
347 # self.distribution.metadata.version, but that also affects the
348 # contents of PKG-INFO).
349 fullname = self.distribution.get_fullname()
351 return fullname + "-SUMO"
352 self.distribution.get_fullname = get_fullname
354 return sdist.sdist.make_distribution(self)
356 # Tahoe's dependencies are managed by the find_links= entry in setup.cfg and
357 # the _auto_deps.install_requires list, which is used in the call to setup()
358 # at the end of this file
359 from _auto_deps import install_requires
361 setup(name='allmydata-tahoe',
363 description='secure, decentralized, fault-tolerant filesystem',
364 long_description=LONG_DESCRIPTION,
365 author='the allmydata.org Tahoe project',
366 author_email='tahoe-dev@allmydata.org',
367 url='http://allmydata.org/',
369 cmdclass={"show_supportlib": ShowSupportLib,
370 "show_pythonpath": ShowPythonPath,
371 "run_with_pythonpath": RunWithPythonPath,
372 "check_auto_deps": CheckAutoDeps,
373 "build_tahoe": BuildTahoe,
376 package_dir = {'':'src'},
377 packages=find_packages("src"),
378 classifiers=trove_classifiers,
379 test_suite="allmydata.test",
380 install_requires=install_requires,
381 include_package_data=True,
382 setup_requires=setup_requires,
383 entry_points = { 'console_scripts': [ 'tahoe = allmydata.scripts.runner:run' ] },
384 zip_safe=False, # We prefer unzipped for easier access.