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Diffstat (limited to 'scripts/lib/mic/utils/proxy.py')
| -rw-r--r-- | scripts/lib/mic/utils/proxy.py | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/scripts/lib/mic/utils/proxy.py b/scripts/lib/mic/utils/proxy.py deleted file mode 100644 index 91451a2d01..0000000000 --- a/scripts/lib/mic/utils/proxy.py +++ /dev/null @@ -1,183 +0,0 @@ -#!/usr/bin/python -tt -# -# Copyright (c) 2010, 2011 Intel, Inc. -# -# This program is free software; you can redistribute it and/or modify it -# under the terms of the GNU General Public License as published by the Free -# Software Foundation; version 2 of the License -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -# 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, write to the Free Software Foundation, Inc., 59 -# Temple Place - Suite 330, Boston, MA 02111-1307, USA. - -import os -import urlparse - -_my_proxies = {} -_my_noproxy = None -_my_noproxy_list = [] - -def set_proxy_environ(): - global _my_noproxy, _my_proxies - if not _my_proxies: - return - for key in _my_proxies.keys(): - os.environ[key + "_proxy"] = _my_proxies[key] - if not _my_noproxy: - return - os.environ["no_proxy"] = _my_noproxy - -def unset_proxy_environ(): - for env in ('http_proxy', - 'https_proxy', - 'ftp_proxy', - 'all_proxy'): - if env in os.environ: - del os.environ[env] - - ENV=env.upper() - if ENV in os.environ: - del os.environ[ENV] - -def _set_proxies(proxy = None, no_proxy = None): - """Return a dictionary of scheme -> proxy server URL mappings. - """ - - global _my_noproxy, _my_proxies - _my_proxies = {} - _my_noproxy = None - proxies = [] - if proxy: - proxies.append(("http_proxy", proxy)) - if no_proxy: - proxies.append(("no_proxy", no_proxy)) - - # Get proxy settings from environment if not provided - if not proxy and not no_proxy: - proxies = os.environ.items() - - # Remove proxy env variables, urllib2 can't handle them correctly - unset_proxy_environ() - - for name, value in proxies: - name = name.lower() - if value and name[-6:] == '_proxy': - if name[0:2] != "no": - _my_proxies[name[:-6]] = value - else: - _my_noproxy = value - -def _ip_to_int(ip): - ipint=0 - shift=24 - for dec in ip.split("."): - ipint |= int(dec) << shift - shift -= 8 - return ipint - -def _int_to_ip(val): - ipaddr="" - shift=0 - for i in range(4): - dec = val >> shift - dec &= 0xff - ipaddr = ".%d%s" % (dec, ipaddr) - shift += 8 - return ipaddr[1:] - -def _isip(host): - if host.replace(".", "").isdigit(): - return True - return False - -def _set_noproxy_list(): - global _my_noproxy, _my_noproxy_list - _my_noproxy_list = [] - if not _my_noproxy: - return - for item in _my_noproxy.split(","): - item = item.strip() - if not item: - continue - - if item[0] != '.' and item.find("/") == -1: - # Need to match it - _my_noproxy_list.append({"match":0,"needle":item}) - - elif item[0] == '.': - # Need to match at tail - _my_noproxy_list.append({"match":1,"needle":item}) - - elif item.find("/") > 3: - # IP/MASK, need to match at head - needle = item[0:item.find("/")].strip() - ip = _ip_to_int(needle) - netmask = 0 - mask = item[item.find("/")+1:].strip() - - if mask.isdigit(): - netmask = int(mask) - netmask = ~((1<<(32-netmask)) - 1) - ip &= netmask - else: - shift=24 - netmask=0 - for dec in mask.split("."): - netmask |= int(dec) << shift - shift -= 8 - ip &= netmask - - _my_noproxy_list.append({"match":2,"needle":ip,"netmask":netmask}) - -def _isnoproxy(url): - (scheme, host, path, parm, query, frag) = urlparse.urlparse(url) - - if '@' in host: - user_pass, host = host.split('@', 1) - - if ':' in host: - host, port = host.split(':', 1) - - hostisip = _isip(host) - for item in _my_noproxy_list: - if hostisip and item["match"] <= 1: - continue - - if item["match"] == 2 and hostisip: - if (_ip_to_int(host) & item["netmask"]) == item["needle"]: - return True - - if item["match"] == 0: - if host == item["needle"]: - return True - - if item["match"] == 1: - if host.rfind(item["needle"]) > 0: - return True - - return False - -def set_proxies(proxy = None, no_proxy = None): - _set_proxies(proxy, no_proxy) - _set_noproxy_list() - set_proxy_environ() - -def get_proxy_for(url): - if url.startswith('file:') or _isnoproxy(url): - return None - - type = url[0:url.index(":")] - proxy = None - if _my_proxies.has_key(type): - proxy = _my_proxies[type] - elif _my_proxies.has_key("http"): - proxy = _my_proxies["http"] - else: - proxy = None - - return proxy |