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from subprocess import check_output
from sys import argv, platform, exit
from shlex import split as s_split
from distutils import sysconfig
from distutils.command import build
from setuptools import setup, Extension
from setuptools.command.test import test as TestCommand
from setuptools import dist
# Determine if a base directory has been provided with the --basedir option
basedir = None
in_tree = False
# Add compiler flags if debug is set
compile_args = []
link_args = []
for arg in argv:
if arg.startswith('--debug'):
# Note from GCC manual:
# If you use multiple -O options, with or without level numbers,
# the last such option is the one that is effective.
compile_args.extend(['-Wall', '-O0', '-g'])
elif arg.startswith('--basedir='):
basedir = arg.split('=')[1]
in_tree = True
# If a base directory has been provided, we use it
if in_tree:
base_cmd = '{0}/net-snmp-config {{{0}}}'.format(basedir)
libs_cmd = base_cmd.format('--build-lib-dirs {0}'.format(basedir))
incl_cmd = base_cmd.format('--build-includes {0}'.format(basedir))
netsnmp_libs = check_output(base_cmd.format('--libs'), shell=True).decode()
libdirs = check_output(libs_cmd, shell=True).decode()
incdirs = check_output(incl_cmd, shell=True).decode()
libs = [flag[2:] for flag in s_split(netsnmp_libs) if flag[:2] == '-l']
libdirs = [flag[2:] for flag in s_split(libdirs) if flag[:2] == '-L']
incdirs = [flag[2:] for flag in s_split(incdirs) if flag[:2] == '-I']
# Otherwise, we use the system-installed SNMP libraries
else:
netsnmp_libs = check_output('net-snmp-config --libs', shell=True).decode()
pass_next = False
has_arg = ('-framework',)
for flag in s_split(netsnmp_libs):
if pass_next:
link_args.append(flag)
pass_next = False
elif flag in has_arg: # -framework CoreFoundation
link_args.append(flag)
pass_next = True
elif flag[:2] == '-f': # -flat_namespace
link_args.append(flag)
pass_next = False
# link_args += [flag for flag in s_split(netsnmp_libs) if flag[:2] == '-f']
libs = [flag[2:] for flag in s_split(netsnmp_libs) if flag[:2] == '-l']
libdirs = [flag[2:] for flag in s_split(netsnmp_libs) if flag[:2] == '-L']
incdirs = []
if platform == 'darwin': # OS X
brew = check_output('brew info net-snmp', shell=True).decode()
if 'command not found' not in brew:
# /usr/local/opt is the default brew `opt` prefix, however the user
# may have installed it elsewhere. The `brew info <pkg>` includes
# an apostrophe, which breaks shlex. We'll simply replace it
buildvars = list(
map(lambda e: e.split('"', 1)[1].strip('"'),
filter(lambda var: '="' in var, brew.split())))
libdirs += [flag[2:] for flag in buildvars if flag[:2] == '-L']
incdirs += [flag[2:] for flag in buildvars if flag[:2] == '-I']
# The homebrew version also depends on the Openssl keg
openssl_ver = list(filter(lambda o: 'openssl' in o, *map(str.split,
filter(lambda l: 'openssl' in l,
str(brew.replace('\'', '')).split('\n')
))))[0]
brew = check_output(
'brew info {0}'.format(openssl_ver),
shell=True
).decode()
buildvars = list(
map(lambda e: e.split('"', 1)[1].strip('"'),
filter(lambda var: '="' in var, brew.split())))
libdirs += [flag[2:] for flag in buildvars if flag[:2] == '-L']
incdirs += [flag[2:] for flag in buildvars if flag[:2] == '-I']
# Setup the py.test class for use with the test command
class PyTest(TestCommand):
user_options = [('pytest-args=', 'a', 'Arguments to pass to py.test')]
def initialize_options(self):
TestCommand.initialize_options(self)
self.pytest_args = []
def finalize_options(self):
TestCommand.finalize_options(self)
self.test_args = []
self.test_suite = True
def run_tests(self):
# Import here, cause outside the eggs aren't loaded
import pytest
errno = pytest.main(self.pytest_args)
exit(errno)
# Read the long description from README.rst
with open('README.rst') as f:
long_description = f.read()
setup(
name='easysnmp',
version='0.2.6',
description='A blazingly fast and Pythonic SNMP library based on the '
'official Net-SNMP bindings',
long_description=long_description,
author='Kent Coble',
author_email='coblekent@gmail.com',
url='https://github.com/kamakazikamikaze/easysnmp',
license='BSD',
packages=['easysnmp'],
tests_require=['pytest-cov', 'pytest-flake8', 'pytest-sugar', 'pytest'],
cmdclass={'test': PyTest},
ext_modules=[
Extension(
'easysnmp.interface', ['easysnmp/interface.c'],
library_dirs=libdirs, include_dirs=incdirs, libraries=libs,
extra_compile_args=compile_args, extra_link_args=link_args
)
],
classifiers=[
'Development Status :: 4 - Beta',
'Intended Audience :: Developers',
'License :: OSI Approved :: BSD License',
'Operating System :: OS Independent',
'Programming Language :: Python',
'Programming Language :: Python :: 2.7',
'Programming Language :: Python :: 3.5',
'Programming Language :: Python :: 3.6',
'Programming Language :: Python :: 3.7',
'Programming Language :: Python :: 3.8',
'Programming Language :: Python :: 3.9',
'Programming Language :: Python :: 3.10',
'Topic :: System :: Networking',
'Topic :: System :: Networking :: Monitoring'
]
)
if platform == 'darwin': # Newer Net-SNMP dylib may not be linked to properly
b = build.build(dist.Distribution()) # Dynamically determine build path
b.finalize_options()
ext = sysconfig.get_config_var('EXT_SUFFIX') or '.so' # None for Python 2
linked = check_output((
"otool -L {0}/easysnmp/interface{1} | "
r"egrep 'libnetsnmp\.' | "
"tr -s '\t' ' ' | "
"cut -d' ' -f2").format(
b.build_platlib,
ext
),
shell=True).decode().strip()
target_libs = check_output(
"find {0} -name libnetsnmp.*.dylib".format(' '.join(libdirs)),
shell=True).decode().strip().split()
prefix = check_output(
"net-snmp-config --prefix",
shell=True).decode().strip()
for lib in target_libs:
if prefix in lib:
target_lib = lib
break
_ = check_output(
'install_name_tool -change {0} {1} {2}/easysnmp/interface{3}'.format(
linked, target_lib, b.build_platlib, ext),
shell=True)
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