openstack
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pyeclib
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pyeclib/setup.py

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Python
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#!/usr/bin/env python
# Copyright (c) 2013-2015, Kevin Greenan (kmgreen2@gmail.com)
# Copyright (c) 2013-2015, Tushar Gohad (tusharsg@gmail.com)
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution. THIS SOFTWARE IS
# PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
# NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import os
import platform
import sys
from ctypes.util import find_library
from distutils.command.build import build as _build
from distutils.command.clean import clean as _clean
from distutils.sysconfig import get_python_inc
try:
from setuptools import setup
except ImportError:
from distribute_setup import use_setuptools
use_setuptools()
from setuptools import setup
from setuptools import Extension
from setuptools.command.install import install as _install
platform_str = platform.platform()
default_python_incdir = get_python_inc()
# this is to be used only for library existence/version checks,
# not for rpath handling
def _find_library(name):
target_lib = find_library(name)
if platform_str.find("Darwin") > -1:
# If we didn't find it, try extending our search a bit
if not target_lib:
if 'DYLD_LIBRARY_PATH' in os.environ:
os.environ['DYLD_LIBRARY_PATH'] += ':%s/lib' % sys.prefix
else:
os.environ['DYLD_LIBRARY_PATH'] = '%s/lib' % sys.prefix
target_lib = find_library(name)
# If we *still* don't find it, bail
if not target_lib:
return target_lib
target_lib = os.path.abspath(target_lib)
if os.path.islink(target_lib):
p = os.readlink(target_lib)
if os.path.isabs(p):
target_lib = p
else:
target_lib = os.path.join(os.path.dirname(target_lib), p)
# return absolute path to the library if found
return target_lib
class build(_build):
def check_liberasure(self):
library_basename = "liberasurecode"
library_version = "1"
library_url = "https://github.com/openstack/liberasurecode"
found_path = _find_library("erasurecode")
if found_path:
if found_path.endswith(library_version) or \
found_path.find(library_version + ".") > -1:
# call 1.x.x the only compatible version for now
return
if platform_str.find("Darwin") > -1:
liberasure_file = \
library_basename + "." + library_version + ".dylib"
else:
liberasure_file = \
library_basename + ".so." + library_version
print("**************************************************************")
print("*** ")
print("*** Can not locate %s" % (liberasure_file))
print("*** ")
print("*** Install - ")
print("*** Manual: %s" % library_url)
print("*** Fedora/Red Hat variants: liberasurecode-devel")
print("*** Debian/Ubuntu variants: liberasurecode-dev")
print("*** ")
print("**************************************************************")
sys.exit(-1)
def run(self):
self.check_liberasure()
_build.run(self)
class clean(_clean):
def run(self):
_clean.run(self)
class install(_install):
def run(self):
install_cmd = self.distribution.get_command_obj('install')
install_lib = self.distribution.get_command_obj('install_lib')
for cmd in (install_lib, install_cmd):
cmd.ensure_finalized()
# ensure that the paths are absolute so we don't get lost
opts = {'exec_prefix': install_cmd.exec_prefix,
'root': install_cmd.root}
for optname, value in list(opts.items()):
if value is not None:
opts[optname] = os.path.abspath(value)
installroot = install_lib.install_dir
_install.run(self)
# Another Mac-ism... If the libraries are installed
# in a strange place, DYLD_LIRBARY_PATH needs to be
# updated.
if platform_str.find("Darwin") > -1:
ldpath_str = "DYLD_LIBRARY_PATH"
else:
ldpath_str = "LD_LIBRARY_PATH"
print("***************************************************")
print("** ")
print("** PyECLib libraries have been installed to: ")
print("** %s" % installroot)
print("** ")
print("** Any user using this library must update: ")
print("** %s" % ldpath_str)
print("** ")
print("** Run 'ldconfig' or place this line: ")
print("** export %s=%s" % (ldpath_str, "%s"
% installroot))
print("** ")
print("** into .bashrc, .profile, or the appropriate shell")
print("** start-up script! Also look at ldconfig(8) man ")
print("** page for a more static LD configuration ")
print("** ")
print("***************************************************")
module = Extension('pyeclib_c',
define_macros=[('MAJOR VERSION', '1'),
('MINOR VERSION', '5')],
include_dirs=[default_python_incdir,
'src/c/pyeclib_c',
'/usr/include',
'/usr/include/liberasurecode',
'%s/include/liberasurecode' % sys.prefix,
'%s/include' % sys.prefix],
libraries=['erasurecode'],
library_dirs=['%s/lib' % sys.prefix],
runtime_library_dirs=['%s/lib' % sys.prefix],
# The extra arguments are for debugging
# extra_compile_args=['-g', '-O0'],
sources=['src/c/pyeclib_c/pyeclib_c.c'])
setup(name='pyeclib',
version='1.5.0',
author='Kevin Greenan',
author_email='kmgreen2@gmail.com',
maintainer='Kevin Greenan and Tushar Gohad',
maintainer_email='kmgreen2@gmail.com, tusharsg@gmail.com',
url='http://git.openstack.org/cgit/openstack/pyeclib/',
bugtrack_url='https://bugs.launchpad.net/pyeclib',
description='This library provides a simple Python interface for \
implementing erasure codes. To obtain the best possible \
performance, the underlying erasure code algorithms are \
written in C.',
platforms='Linux',
license='BSD',
ext_modules=[module],
packages=['pyeclib'],
package_dir={'pyeclib': 'pyeclib'},
cmdclass={'build': build, 'install': install, 'clean': clean},
py_modules=['pyeclib.ec_iface', 'pyeclib.core'],
command_options={
'build_sphinx': {
'build_dir': ('setup.py', 'doc/build')}},
test_suite='test')
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