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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 distutils.command.build import build as _build
from distutils.command.clean import clean as _clean
from distutils.sysconfig import EXEC_PREFIX as _exec_prefix
from distutils.sysconfig import get_python_lib
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()
platform_arch = platform.architecture()
default_python_incdir = get_python_inc()
default_python_libdir = get_python_lib()
default_library_paths = [default_python_libdir]
if platform_arch[0].startswith('64') and os.path.exists('/lib64'):
default_library_paths.append('/lib64')
else:
default_library_paths.append('/lib')
if platform_arch[0].startswith('64') and os.path.exists('/usr/lib64'):
default_library_paths.append('/usr/lib64')
else:
default_library_paths.append('/usr/lib')
if platform_arch[0].startswith('64') and os.path.exists('/usr/local/lib64'):
default_library_paths.append('/usr/local/lib64')
else:
default_library_paths.append('/usr/local/lib')
if platform_arch[0].startswith('64') and os.path.exists('%s/lib64'
% _exec_prefix):
default_library_paths.append('%s/lib64' % _exec_prefix)
else:
default_library_paths.append('%s/lib' % _exec_prefix)
# utility routine
def _read_file_as_str(name):
with open(name, "rt") as f:
s = f.readline().strip()
return s
class build(_build):
def check_liberasure(self):
missing = True
library_basename = "liberasurecode"
library_version = "1.0.8"
if platform_str.find("Darwin") > -1:
liberasure_file = \
library_basename + "." + library_version + ".dylib"
else:
liberasure_file = \
library_basename + ".so." + library_version
for dir in (default_library_paths):
liberasure_file_path = dir + os.sep + liberasure_file
if (os.path.isfile(liberasure_file_path)):
missing = False
break
if missing:
print("***************************************************")
print("** ")
print("** Can not locate %s" % (liberasure_file))
print("** ")
print("** PyECLib requires liberasurecode. Trying to ")
print("** install using bundled tarball. ")
print("** ")
print("** If you have liberasurecode already installed, ")
print("** you may need to run 'sudo ldconfig' to update ")
print("** the loader cache. ")
print("** ")
print("***************************************************")
# try using an integrated copy of the library
library = library_basename + "-" + library_version
library_url = "https://bitbucket.org/tsg-/liberasurecode.git"
srcpath = "src/c/"
locallibsrcdir = (srcpath + library)
os.system("rm -r %s" % locallibsrcdir)
retval = os.system("tar -xzf %s/%s.tar.gz -C %s" %
(srcpath, library, srcpath))
if (os.path.isdir(locallibsrcdir)):
curdir = os.getcwd()
os.chdir(locallibsrcdir)
configure_cmd = ("./configure --prefix=/usr")
print(configure_cmd)
retval = os.system(configure_cmd)
if retval != 0:
print("**********************************************")
print("** ")
print("*** Error: " + library + " build failed! ")
print("*** Please install " + library + " manually. ")
print("*** project url: %s" % library_url)
print("** ")
print("**********************************************")
os.chdir(curdir)
sys.exit(retval)
make_cmd = ("make && make install")
retval = os.system(make_cmd)
if retval != 0:
print("**********************************************")
print("** ")
print("*** Error: " + library + " install failed! ")
print("*** Please install " + library + " manually. ")
print("*** project url: %s" % library_url)
print("** ")
print("**********************************************")
os.chdir(curdir)
sys.exit(retval)
os.chdir(curdir)
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
default_library_paths.insert(0, installroot)
_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', '0')],
include_dirs=[default_python_incdir,
'/usr/local/include/liberasurecode',
'/usr/local/include/jerasure',
'/usr/include/liberasurecode',
'/usr/include',
'src/c/pyeclib_c',
'/usr/local/include'],
library_dirs=default_library_paths,
runtime_library_dirs=default_library_paths,
libraries=['erasurecode'],
# The extra arguments are for debugging
# extra_compile_args=['-g', '-O0'],
extra_link_args=['-Wl,-rpath,%s' %
l for l in default_library_paths],
sources=['src/c/pyeclib_c/pyeclib_c.c'])
setup(name='PyECLib',
version='1.0.8',
author='Kevin Greenan',
author_email='kmgreen2@gmail.com',
maintainer='Kevin Greenan and Tushar Gohad',
maintainer_email='kmgreen2@gmail.com, tusharsg@gmail.com',
url='https://bitbucket.org/kmgreen2/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'],
test_suite='test')
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