1 # Note: please minimize imports in this file. In particular, do not import
2 # any module from Tahoe-LAFS or its dependencies, and do not import any
3 # modules at all at global level. That includes setuptools and pkg_resources.
4 # It is ok to import modules from the Python Standard Library if they are
5 # always available, or the import is protected by try...except ImportError.
7 # The semantics for requirement specs changed incompatibly in setuptools 8,
8 # which now follows PEP 440. The requirements used in this file must be valid
9 # under both the old and new semantics. That can be achieved by limiting
10 # requirement specs to one of the following forms:
12 # * >= X, <= Y where X < Y
13 # * >= X, != Y, != Z, ... where X < Y < Z...
15 # (In addition, check_requirement in allmydata/__init__.py only supports
16 # >=, <= and != operators.)
19 # We require newer versions of setuptools (actually
20 # zetuptoolz) to build, but can handle older versions to run.
21 "setuptools >= 0.6c6",
25 # Feisty has simplejson 1.4
28 # zope.interface >= 3.6.0 is required for Twisted >= 12.1.0.
29 # zope.interface 3.6.3 and 3.6.4 are incompatible with Nevow (#1435).
30 "zope.interface >= 3.6.0, != 3.6.3, != 3.6.4",
32 # * foolscap < 0.5.1 had a performance bug which spent O(N**2) CPU for
33 # transferring large mutable files of size N.
34 # * foolscap < 0.6 is incompatible with Twisted 10.2.0.
35 # * foolscap 0.6.1 quiets a DeprecationWarning.
36 # * foolscap < 0.6.3 is incompatible with Twisted 11.1.0 and newer.
40 # pycrypto 2.2 doesn't work due to <https://bugs.launchpad.net/pycrypto/+bug/620253>
41 # pycrypto 2.4 doesn't work due to <https://bugs.launchpad.net/pycrypto/+bug/881130>
42 "pycrypto >= 2.1.0, != 2.2, != 2.4",
44 # <http://www.voidspace.org.uk/python/mock/>, 0.8.0 provides "call"
47 # pycryptopp-0.6.0 includes ed25519
48 "pycryptopp >= 0.6.0",
50 "service-identity", # this is needed to suppress complaints about being unable to verify certs
51 "characteristic >= 14.0.0", # latest service-identity depends on this version
52 "pyasn1 >= 0.1.4", # latest pyasn1-modules depends on this version
53 "pyasn1-modules >= 0.0.5", # service-identity depends on this
56 # Includes some indirect dependencies, but does not include allmydata.
57 # These are in the order they should be listed by --version, etc.
59 # package name module name
60 ('foolscap', 'foolscap'),
61 ('pycryptopp', 'pycryptopp'),
63 ('Twisted', 'twisted'),
65 ('zope.interface', 'zope.interface'),
68 ('pyOpenSSL', 'OpenSSL'),
69 ('simplejson', 'simplejson'),
70 ('pycrypto', 'Crypto'),
73 ('service-identity', 'service_identity'),
74 ('characteristic', 'characteristic'),
75 ('pyasn1-modules', 'pyasn1_modules'),
78 # Dependencies for which we don't know how to get a version number at run-time.
79 not_import_versionable = [
85 # Dependencies reported by pkg_resources that we can safely ignore.
98 # Don't try to get the version number of setuptools in frozen builds, because
99 # that triggers 'site' processing that causes failures. Note that frozen
100 # builds still (unfortunately) import pkg_resources in .tac files, so the
101 # entry for setuptools in install_requires above isn't conditional.
102 if not hasattr(sys, 'frozen'):
103 package_imports.append(('setuptools', 'setuptools'))
106 # Splitting the dependencies for Windows and non-Windows helps to fix
107 # <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/2249> and
108 # <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/2028>.
110 if sys.platform == "win32":
111 install_requires += [
112 # * On Windows we need at least Twisted 9.0 to avoid an indirect
113 # dependency on pywin32.
114 # * We also need Twisted 10.1 for the FTP frontend in order for
115 # Twisted's FTP server to support asynchronous close.
116 # * When the cloud backend lands, it will depend on Twisted 10.2.0
117 # which includes the fix to <https://twistedmatrix.com/trac/ticket/411>.
118 # * The SFTP frontend depends on Twisted 11.0.0 to fix the SSH server
119 # rekeying bug <https://twistedmatrix.com/trac/ticket/4395>
120 # * The FTP frontend depends on Twisted >=11.1.0 for
121 # filepath.Permissions
122 # * We don't want Twisted >= 12.2.0 to avoid a dependency of its endpoints
123 # code on pywin32. <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/2028>
125 "Twisted >= 11.1.0, <= 12.1.0",
127 # * We need Nevow >= 0.9.33 to avoid a bug in Nevow's setup.py
128 # which imported twisted at setup time.
129 # * We don't want Nevow 0.11 because that requires Twisted >= 13.0
130 # which conflicts with the Twisted requirement above.
131 # <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/2291>
133 "Nevow >= 0.9.33, <= 0.10",
136 install_requires += [
137 # * On Linux we need at least Twisted 10.1.0 for inotify support
138 # used by the drop-upload frontend.
139 # * Nevow 0.11.1 requires Twisted >= 13.0.0 so we might as well
140 # require it directly; this helps to work around
141 # <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/2286>.
142 # This also satisfies the requirements for the FTP and SFTP
143 # frontends and cloud backend mentioned in the Windows section
148 # Nevow >= 0.11.1 can be installed using pip.
153 # * pyOpenSSL is required in order for foolscap to provide secure connections.
154 # Since foolscap doesn't reliably declare this dependency in a machine-readable
155 # way, we need to declare a dependency on pyOpenSSL ourselves. Tahoe-LAFS does
156 # not *directly* depend on pyOpenSSL.
158 # * pyOpenSSL >= 0.13 is needed in order to avoid
159 # <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/2005>.
161 # * pyOpenSSL >= 0.14 is built on the 'cryptography' package which depends
162 # on 'cffi' (and indirectly several other packages). Unfortunately cffi
163 # attempts to compile code dynamically, which causes problems on many systems.
164 # It also depends on the libffi OS package which may not be installed.
165 # <https://bitbucket.org/cffi/cffi/issue/109/enable-sane-packaging-for-cffi>
166 # <https://bitbucket.org/cffi/cffi/issue/70/cant-install-cffi-using-pip-on-windows>
168 # So, if pyOpenSSL 0.14 has *already* been installed and is importable, we
169 # want to accept it; otherwise we ask for pyOpenSSL 0.13 or 0.13.1.
170 # <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/2193>
172 # We don't rely on pkg_resources to tell us the installed pyOpenSSL version
173 # number, because pkg_resources telling us that we have 0.14 is not sufficient
174 # evidence that 0.14 will be the imported version (or will work correctly).
175 # One possible reason why it might not be is explained in
176 # <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/1246#comment:6> and
177 # <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/1258>.
179 _can_use_pyOpenSSL_0_14 = False
182 pyOpenSSL_ver = OpenSSL.__version__.split('.')
183 if int(pyOpenSSL_ver[0]) > 0 or int(pyOpenSSL_ver[1]) >= 14:
184 _can_use_pyOpenSSL_0_14 = True
188 if _can_use_pyOpenSSL_0_14:
189 install_requires += [
190 # Although we checked for pyOpenSSL >= 0.14 above, we only actually
191 # need pyOpenSSL >= 0.13; requiring 0.14 here cannot help.
194 # ... and now all the new stuff that pyOpenSSL 0.14 transitively
195 # depends on. We specify these explicitly because setuptools is
196 # bad at correctly resolving indirect dependencies (e.g. see
197 # <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/2286>).
200 "cffi >= 0.8", # latest cryptography depends on this version
201 "six >= 1.4.1", # latest cryptography depends on this version
202 "enum34", # latest cryptography depends on this
203 "pycparser", # cffi depends on this
207 ('cryptography', 'cryptography'),
211 ('pycparser', 'pycparser'),
214 install_requires += [
215 "pyOpenSSL >= 0.13, <= 0.13.1",
219 # These are suppressed globally:
221 global_deprecation_messages = [
222 "BaseException.message has been deprecated as of Python 2.6",
223 "twisted.internet.interfaces.IFinishableConsumer was deprecated in Twisted 11.1.0: Please use IConsumer (and IConsumer.unregisterProducer) instead.",
224 "twisted.internet.interfaces.IStreamClientEndpointStringParser was deprecated in Twisted 14.0.0: This interface has been superseded by IStreamClientEndpointStringParserWithReactor.",
227 # These are suppressed while importing dependencies:
229 deprecation_messages = [
230 "the sha module is deprecated; use the hashlib module instead",
231 "object.__new__\(\) takes no parameters",
232 "The popen2 module is deprecated. Use the subprocess module.",
233 "the md5 module is deprecated; use hashlib instead",
234 "twisted.web.error.NoResource is deprecated since Twisted 9.0. See twisted.web.resource.NoResource.",
235 "the sets module is deprecated",
238 runtime_warning_messages = [
239 "Not using mpz_powm_sec. You should rebuild using libgmp >= 5 to avoid timing attack vulnerability.",
244 'twisted.persisted.sob',
245 'twisted.python.filepath',