def FindProxies():
"""Tries to find proxies by interrogating all the user's settings.
This function is a modified urillib.getproxies_registry() from the
standard library. We just store the proxy value in the environment
for urllib to find it.
TODO(user): Iterate through all the possible values if one proxy
fails, in case more than one proxy is specified in different users
profiles.
Returns:
A list of proxies.
"""
proxies = []
for i in range(0, 100):
try:
sid = winreg.EnumKey(winreg.HKEY_USERS, i)
except OSError:
break
try:
subkey = (
sid + "\\Software\\Microsoft\\Windows"
"\\CurrentVersion\\Internet Settings")
internet_settings = winreg.OpenKey(winreg.HKEY_USERS, subkey)
proxy_enable = winreg.QueryValueEx(internet_settings, "ProxyEnable")[0]
if proxy_enable:
# Returned as Unicode but problems if not converted to ASCII
proxy_server = str(
winreg.QueryValueEx(internet_settings, "ProxyServer")[0])
if "=" in proxy_server:
# Per-protocol settings
for p in proxy_server.split(";"):
protocol, address = p.split("=", 1)
# See if address has a type:// prefix
if not re.match("^([^/:]+)://", address):
address = "%s://%s" % (protocol, address)
proxies.append(address)
else:
# Use one setting for all protocols
if proxy_server[:5] == "http:":
proxies.append(proxy_server)
else:
proxies.append("http://%s" % proxy_server)
internet_settings.Close()
except (OSError, ValueError, TypeError):
continue
logging.debug("Found proxy servers: %s", proxies)
return proxies
def Run(self, unused_args):
"""Estimate the install date of this system."""
# Don't use winreg.KEY_WOW64_64KEY since it breaks on Windows 2000
subkey = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE,
"Software\\Microsoft\\Windows NT\\CurrentVersion",
0, winreg.KEY_READ)
install_date = winreg.QueryValueEx(subkey, "InstallDate")
self.SendReply(rdfvalue.RDFDatetime.FromSecondsSinceEpoch(install_date[0]))