/usr/share/cinnamon/cinnamon-settings/bin/proxygsettings.py is in cinnamon-common 3.6.7-8ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | # -*- coding: utf-8 -*-
#
# Copyright 2011-2012 Canonical Ltd.
# Copyright 2014 Erik Devriendt
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 3, as published
# by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranties of
# MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
# PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
#
# In addition, as a special exception, the copyright holders give
# permission to link the code of portions of this program with the
# OpenSSL library under certain conditions as described in each
# individual source file, and distribute linked combinations
# including the two.
# You must obey the GNU General Public License in all respects
# for all of the code used other than OpenSSL. If you modify
# file(s) with this exception, you may extend this exception to your
# version of the file(s), but you are not obligated to do so. If you
# do not wish to do so, delete this exception statement from your
# version. If you delete this exception statement from all source
# files in the program, then also delete it here.
"""Retrieve the proxy configuration from Gnome."""
from __future__ import print_function
import subprocess
GSETTINGS_CMDLINE = "gsettings list-recursively org.gnome.system.proxy"
CANNOT_PARSE_WARNING = "Cannot parse gsettings value: %r"
def parse_proxy_hostspec(hostspec):
"""Parse the hostspec to get protocol, hostname, username and password."""
protocol = None
username = None
password = None
hostname = hostspec
if "://" in hostname:
protocol, hostname = hostname.split("://", 1)
if "@" in hostname:
username, hostname = hostname.rsplit("@", 1)
if ":" in username:
username, password = username.split(":", 1)
return protocol, hostname, username, password
def proxy_url_from_settings(scheme, gsettings):
"""Build and return the proxy URL for the given scheme, based on the gsettings."""
protocol, host, username, pwd = parse_proxy_hostspec(gsettings[scheme + ".host"])
# if the user did not set a proxy for a type (http/https/ftp) we should
# return None to ensure that it is not used
if host == '':
return None
port = gsettings[scheme + ".port"]
if scheme == "http" and gsettings["http.use-authentication"]:
username = gsettings["http.authentication-user"]
pwd = gsettings["http.authentication-password"]
proxy_url = ""
if username is not None:
if pwd is not None:
proxy_url = "%s:%s@%s:%d" % (username, pwd, host, port)
else:
proxy_url = "%s@%s:%d" % (username, host, port)
else:
proxy_url = "%s:%d" % (host, port)
if protocol is not None:
proxy_url = "%s://%s" % (protocol, proxy_url)
return proxy_url
def get_proxy_settings():
"""Parse the proxy settings as returned by the gsettings executable
and return a dictionary with a proxy URL for each scheme ."""
output = subprocess.check_output(GSETTINGS_CMDLINE.split())
gsettings = {}
base_len = len("org.gnome.system.proxy.")
# pylint: disable=E1103
for line in output.split("\n"):
try:
path, key, value = line.split(" ", 2)
except ValueError:
continue
if value.startswith("'"):
parsed_value = value[1:-1]
elif value.startswith(('[', '@')):
parsed_value = value
elif value in ('true', 'false'):
parsed_value = (value == 'true')
elif value.isdigit():
parsed_value = int(value)
else:
print(CANNOT_PARSE_WARNING % value)
parsed_value = value
relative_key = (path + "." + key)[base_len:]
gsettings[relative_key] = parsed_value
mode = gsettings["mode"]
if mode == "none":
settings = {}
elif mode == "manual":
settings = {}
for scheme in ["http", "https"]:
scheme_settings = proxy_url_from_settings(scheme, gsettings)
if scheme_settings is not None:
settings[scheme] = scheme_settings
else:
# If mode is automatic the PAC javascript should be interpreted
# on each request. That is out of scope so it's ignored for now
settings = {}
return settings
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