mirror of
https://github.com/tahoe-lafs/tahoe-lafs.git
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111 lines
5.5 KiB
Python
111 lines
5.5 KiB
Python
install_requires=[
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# we require newer versions of setuptools (actually
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# zetuptoolz) to build, but can handle older versions to run
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"setuptools >= 0.6c6",
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"zfec >= 1.1.0",
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# Feisty has simplejson 1.4
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"simplejson >= 1.4",
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"zope.interface",
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"Twisted >= 2.4.0",
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# foolscap < 0.5.1 had a performance bug which spent
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# O(N**2) CPU for transferring large mutable files
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# of size N.
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"foolscap[secure_connections] >= 0.5.1",
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"Nevow >= 0.6.0",
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# Needed for SFTP. pyasn1 is needed by twisted.conch in Twisted >= 9.0.
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# pycrypto 2.2 doesn't work due to https://bugs.launchpad.net/pycrypto/+bug/620253
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"pycrypto == 2.0.1, == 2.1, >= 2.3",
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"pyasn1 >= 0.0.8a",
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# Will be needed to test web apps, but not yet. See #1001.
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#"windmill >= 1.3",
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]
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import platform
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if platform.machine().lower() in ['i386', 'x86_64', 'amd64', '']:
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# pycryptopp v0.5.20 fixes bugs in SHA-256 and AES on x86 or amd64
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# (from Crypto++ revisions 470, 471, 480, 492). The '' is there
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# in case platform.machine is broken and this is actually an x86
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# or amd64 machine.
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install_requires.append("pycryptopp >= 0.5.20")
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else:
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install_requires.append("pycryptopp >= 0.5")
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# Sqlite comes built into Python >= 2.5, and is provided by the "pysqlite"
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# distribution for Python 2.4.
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import sys
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if sys.version_info < (2, 5):
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# pysqlite v2.0.5 was shipped in Ubuntu 6.06 LTS "dapper" and Nexenta NCP 1.
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install_requires.append("pysqlite >= 2.0.5")
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## The following block is commented-out because there is not currently a pywin32 package which
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## can be easy_install'ed and also which actually makes "import win32api" succeed.
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## See http://sourceforge.net/tracker/index.php?func=detail&aid=1799934&group_id=78018&atid=551954
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## Users have to manually install pywin32 on Windows before installing Tahoe.
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##import platform
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##if platform.system() == "Windows":
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## # Twisted requires pywin32 if it is going to offer process management functionality, or if
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## # it is going to offer iocp reactor. We currently require process management. It would be
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## # better if Twisted would declare that it requires pywin32 if it is going to offer process
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## # management. That is twisted ticket #3238 -- http://twistedmatrix.com/trac/ticket/3238 .
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## # On the other hand, Tahoe also depends on pywin32 for getting free disk space statistics
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## # (although that is not a hard requirement: if win32api can't be imported then we don't
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## # rely on having the disk stats).
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## install_requires.append('pywin32')
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if hasattr(sys, 'frozen'): # for py2exe
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install_requires=[]
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def require_python_version():
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import sys, platform
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# we require 2.4.4 on non-UCS-2, non-Redhat builds to avoid <http://www.python.org/news/security/PSF-2006-001/>
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# we require 2.4.3 on non-UCS-2 Redhat, because 2.4.3 is common on Redhat-based distros and will have patched the above bug
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# we require at least 2.4.2 in any case to avoid a bug in the base64 module: <http://bugs.python.org/issue1171487>
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if sys.maxunicode == 65535:
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if sys.version_info < (2, 4, 2) or sys.version_info[0] > 2:
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raise NotImplementedError("Tahoe-LAFS current requires Python v2.4.2 or greater "
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"for a UCS-2 build (but less than v3), not %r" %
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(sys.version_info,))
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elif platform.platform().lower().find('redhat') >= 0:
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if sys.version_info < (2, 4, 3) or sys.version_info[0] > 2:
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raise NotImplementedError("Tahoe-LAFS current requires Python v2.4.3 or greater "
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"on Redhat-based distributions (but less than v3), not %r" %
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(sys.version_info,))
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else:
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if sys.version_info < (2, 4, 4) or sys.version_info[0] > 2:
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raise NotImplementedError("Tahoe-LAFS current requires Python v2.4.4 or greater "
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"for a non-UCS-2 build (but less than v3), not %r" %
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(sys.version_info,))
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def require_auto_deps():
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"""
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The purpose of this function is to raise a pkg_resources exception if any of the
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requirements can't be imported. This is just to give earlier and more explicit error
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messages, as opposed to waiting until the source code tries to import some module from one
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of these packages and gets an ImportError. This function gets called from
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src/allmydata/__init__.py .
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"""
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require_python_version()
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import pkg_resources
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for requirement in install_requires:
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try:
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pkg_resources.require(requirement)
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except pkg_resources.DistributionNotFound:
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# there is no .egg-info present for this requirement, which
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# either means that it isn't installed, or it is installed in a
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# way that pkg_resources can't find it (but regular python
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# might). There are several older Linux distributions which
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# provide our dependencies just fine, but they don't ship
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# .egg-info files. Note that if there *is* an .egg-info file,
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# but it shows a too-old version, then we'll get a
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# VersionConflict error instead of DistributionNotFound.
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pass
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