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import platform
import sys
import os
import re
# Note broken dependency handling to avoid potential backward
# compatibility issues on different distributions
try:
import distro
except Exception:
pass
"""
Add alias for python2 and python3 libs and functions.
"""
if sys.version_info[0] == 3:
import http.client as httpclient
from urllib.parse import urlparse
"""Rename Python3 str to ustr"""
ustr = str
bytebuffer = memoryview
from collections import OrderedDict
elif sys.version_info[0] == 2:
import httplib as httpclient
from urlparse import urlparse
"""Rename Python2 unicode to ustr"""
ustr = unicode
bytebuffer = buffer
if sys.version_info[1] >= 7:
from collections import OrderedDict # For Py 2.7+
else:
from ordereddict import OrderedDict # Works only on 2.6
else:
raise ImportError("Unknown python version: {0}".format(sys.version_info))
def get_linux_distribution(get_full_name, supported_dists):
"""Abstract platform.linux_distribution() call which is deprecated as of
Python 3.5 and removed in Python 3.7"""
try:
supported = platform._supported_dists + (supported_dists,)
osinfo = list(
platform.linux_distribution(
full_distribution_name=get_full_name,
supported_dists=supported
)
)
# The platform.linux_distribution() lib has issue with detecting OpenWRT linux distribution.
# Merge the following patch provided by OpenWRT as a temporary fix.
if os.path.exists("/etc/openwrt_release"):
osinfo = get_openwrt_platform()
if not osinfo or osinfo == ['', '', '']:
return get_linux_distribution_from_distro(get_full_name)
full_name = platform.linux_distribution()[0].strip()
osinfo.append(full_name)
except AttributeError:
return get_linux_distribution_from_distro(get_full_name)
return osinfo
def get_linux_distribution_from_distro(get_full_name):
"""Get the distribution information from the distro Python module."""
# If we get here we have to have the distro module, thus we do
# not wrap the call in a try-except block as it would mask the problem
# and result in a broken agent installation
osinfo = list(
distro.linux_distribution(
full_distribution_name=get_full_name
)
)
full_name = distro.linux_distribution()[0].strip()
osinfo.append(full_name)
return osinfo
def get_openwrt_platform():
"""
Add this workaround for detecting OpenWRT products because
the version and product information is contained in the /etc/openwrt_release file.
"""
result = [None, None, None]
openwrt_version = re.compile(r"^DISTRIB_RELEASE=['\"](\d+\.\d+.\d+)['\"]")
openwrt_product = re.compile(r"^DISTRIB_ID=['\"]([\w-]+)['\"]")
with open('/etc/openwrt_release', 'r') as fh:
content = fh.readlines()
for line in content:
version_matches = openwrt_version.match(line)
product_matches = openwrt_product.match(line)
if version_matches:
result[1] = version_matches.group(1)
elif product_matches:
if product_matches.group(1) == "OpenWrt":
result[0] = "openwrt"
return result