def __call__(self, context, event, *args, **kwargs):
ip = IPAddress(
self.evaluate(self.Value, context, event, *args, **kwargs))
if self.Format == "ipv6":
return str(ip.ipv6())
elif self.Format == "ipv4":
return str(ip.ipv4())
else: # auto
if (0xffff00000000 & ip.ipv6().value) == 0xffff00000000:
return str(ip.ipv4())
else:
return str(ip.ipv6())
def validate_ip(self, request, remote_ip):
# When we aren't configured to restrict on IP address
if not getattr(settings, 'RESTRICTEDSESSIONS_RESTRICT_IP', True):
return True
# When the IP address key hasn't yet been set on the request session
if SESSION_IP_KEY not in request.session:
return True
# When there is no remote IP, check if one has been set on the session
session_ip = request.session[SESSION_IP_KEY]
if not remote_ip:
if session_ip: # session has remote IP value so validate :-(
return False
else: # Session doesn't have remote IP value so possibly :-)
return True
# Compute fuzzy IP compare based on settings on compare sensitivity
session_network = IPNetwork(session_ip)
remote_ip = IPAddress(remote_ip)
try:
session_network = session_network.ipv4()
remote_ip = remote_ip.ipv4()
session_network.prefixlen = getattr(
settings, 'RESTRICTEDSESSIONS_IPV4_LENGTH', 32)
except AddrConversionError:
try:
session_network.prefixlen = getattr(
settings, 'RESTRICTEDSESSIONS_IPV6_LENGTH', 64)
except AddrFormatError:
# session_network must be IPv4, but remote_ip is IPv6
return False
return remote_ip in session_network
def _genRegionIps(
self, connections, bracket_ipv6=False, include_name=False
):
"""Generate IP addresses for all region controllers this rack
controller is connected to."""
def _getNameFromEventloop(eventloop):
if ":" in eventloop:
return eventloop.split(":", 1)[0]
else:
return eventloop
# Filter the connects by region.
conn_per_region = defaultdict(set)
for eventloop, connection in connections.items():
conn_per_region[eventloop.split(":")[0]].add(connection)
for eventloop, connections in conn_per_region.items():
# Sort the connections so the same IP is always picked per
# region controller. This ensures that the HTTP configuration
# is not reloaded unless its actually required to reload.
conn = list(sorted(connections, key=lambda conn: conn.address[0]))[
0
]
addr = IPAddress(conn.address[0])
if addr.is_ipv4_mapped():
addr = str(addr.ipv4())
elif addr.version == 6 and bracket_ipv6:
addr = "[%s]" % addr
else:
addr = str(addr)
if include_name:
yield (_getNameFromEventloop(eventloop), addr)
else:
yield addr
def same_ip(cls, orig_remote_ip, remote_ip):
# Check is disabled -- always return true
if not getattr(settings, 'RESTRICTEDSESSIONS_RESTRICT_IP', True):
return True
# No original IP or current IP is unknown
if not orig_remote_ip or not remote_ip:
return True
session_network = IPNetwork(orig_remote_ip)
remote_ip = IPAddress(remote_ip)
try:
session_network = session_network.ipv4()
remote_ip = remote_ip.ipv4()
session_network.prefixlen = getattr(
settings, 'RESTRICTEDSESSIONS_IPV4_LENGTH', 32)
except AddrConversionError:
try:
session_network.prefixlen = getattr(
settings, 'RESTRICTEDSESSIONS_IPV6_LENGTH', 64)
except AddrFormatError:
# session_network must be IPv4, but remote_ip is IPv6
return False
# IP belongs to the same network
return remote_ip in session_network
def validate_ip(self, request, remote_ip):
# When we aren't configured to restrict on IP address
if not getattr(settings, 'RESTRICTEDSESSIONS_RESTRICT_IP', True):
return True
# When the IP address key hasn't yet been set on the request session
if SESSION_IP_KEY not in request.session:
return True
# When there is no remote IP, check if one has been set on the session
session_ip = request.session[SESSION_IP_KEY]
if not remote_ip:
if session_ip: # session has remote IP value so validate :-(
return False
else: # Session doesn't have remote IP value so possibly :-)
return True
# Compute fuzzy IP compare based on settings on compare sensitivity
session_network = IPNetwork(session_ip)
remote_ip = IPAddress(remote_ip)
try:
session_network = session_network.ipv4()
remote_ip = remote_ip.ipv4()
session_network.prefixlen = getattr(settings, 'RESTRICTEDSESSIONS_IPV4_LENGTH', 32)
except AddrConversionError:
try:
session_network.prefixlen = getattr(settings, 'RESTRICTEDSESSIONS_IPV6_LENGTH', 64)
except AddrFormatError:
# session_network must be IPv4, but remote_ip is IPv6
return False
return remote_ip in session_network
def _normalize_ip_address(addr):
"""
When we used mapped ipv4 (starting with ::FFFF/96) we need to
normalize it to ipv4 in order to compare it with value used
in commonName in the certificate.
"""
ip = IPAddress(addr)
if ip.is_ipv4_mapped():
addr = str(ip.ipv4())
return addr
def normaliseAddress(address):
"""Normalise an IP address."""
try:
address = IPAddress(address)
except AddrFormatError:
return address # Hostname?
else:
if address.is_ipv4_mapped():
return address.ipv4()
else:
return address
def _normalize_ip_address(addr):
"""
When we used mapped ipv4 (starting with ::FFFF/96) we need to
normalize it to ipv4 in order to compare it with value used
in commonName in the certificate.
"""
ip = IPAddress(addr)
if ip.is_ipv4_mapped():
addr = str(ip.ipv4())
return addr
def normalize_mapped_address(ipaddr):
"""
Converts a IPv4-mapped IPv6 address into a IPv4 address. Handles both the
::ffff:192.0.2.128 format as well as the deprecated ::192.0.2.128 format.
:param ipaddr: IP address [str]
:return: normalized IP address [str]
"""
ipaddr = IPAddress(ipaddr)
if ipaddr.is_ipv4_compat() or ipaddr.is_ipv4_mapped():
ipaddr = ipaddr.ipv4()
return str(ipaddr)
def get_best_subnet_for_ip(self, ip):
"""Find the most-specific managed Subnet the specified IP address
belongs to."""
ip = IPAddress(ip)
if ip.is_ipv4_mapped():
ip = ip.ipv4()
subnets = self.raw(self.find_best_subnet_for_ip_query,
params=[str(ip)])
for subnet in subnets:
return subnet # This is stable because the query is ordered.
else:
return None
def validate_ip(self, request, remote_ip):
if not getattr(settings, 'RESTRICTEDSESSIONS_RESTRICT_IP', True) or not SESSION_IP_KEY in request.session:
return True
session_network = IPNetwork(request.session[SESSION_IP_KEY])
remote_ip = IPAddress(remote_ip)
try:
session_network = session_network.ipv4()
remote_ip = remote_ip.ipv4()
session_network.prefixlen = getattr(settings, 'RESTRICTEDSESSIONS_IPV4_LENGTH', 32)
except AddrConversionError:
session_network.prefixlen = getattr(settings, 'RESTRICTEDSESSIONS_IPV6_LENGTH', 64)
return remote_ip in session_network
def normalise_address(address):
"""Normalise an IP address into a form suitable for the `ntp` daemon.
It seems to prefer non-mapped IPv4 addresses, for example. Hostnames are
passed through.
"""
try:
address = IPAddress(address)
except AddrFormatError:
return address # Hostname.
else:
if address.is_ipv4_mapped():
return address.ipv4()
else:
return address
def is_loopback_address(hostname):
"""Determine if the given hostname appears to be a loopback address.
:param hostname: either a hostname or an IP address. No resolution is
done, but 'localhost' is considered to be loopback.
:type hostname: str
:return: True if the address is a loopback address.
"""
try:
ip = IPAddress(hostname)
except AddrFormatError:
return hostname.lower() in {"localhost", "localhost."}
return ip.is_loopback() or (ip.is_ipv4_mapped()
and ip.ipv4().is_loopback())
def validate_ip(self, request, remote_ip):
if not getattr(settings, 'RESTRICTEDSESSIONS_RESTRICT_IP', True) or not SESSION_IP_KEY in request.session:
return True
session_network = IPNetwork(request.session[SESSION_IP_KEY])
remote_ip = IPAddress(remote_ip)
try:
session_network = session_network.ipv4()
remote_ip = remote_ip.ipv4()
session_network.prefixlen = IPV4_LENGTH
except AddrConversionError:
try:
session_network.prefixlen = IPV6_LENGTH
except AddrFormatError:
# session_network must be IPv4, but remote_ip is IPv6
return False
return remote_ip in session_network
def _genRegionIps(self):
"""Generate IP addresses for all region controllers this rack
controller is connected to."""
# Filter the connects by region.
conn_per_region = defaultdict(set)
for eventloop, connection in self._rpc_service.connections.items():
conn_per_region[eventloop.split(':')[0]].add(connection)
for _, connections in conn_per_region.items():
# Sort the connections so the same IP is always picked per
# region controller. This ensures that the HTTP configuration
# is not reloaded unless its actually required to reload.
conn = list(sorted(
connections, key=lambda conn: conn.address[0]))[0]
addr = IPAddress(conn.address[0])
if addr.is_ipv4_mapped():
yield str(addr.ipv4())
else:
yield str(addr)
def validate_ip(self, request, remote_ip):
if not getattr(settings, 'RESTRICTEDSESSIONS_RESTRICT_IP',
True) or not SESSION_IP_KEY in request.session:
return True
session_network = IPNetwork(request.session[SESSION_IP_KEY])
remote_ip = IPAddress(remote_ip)
try:
session_network = session_network.ipv4()
remote_ip = remote_ip.ipv4()
session_network.prefixlen = getattr(
settings, 'RESTRICTEDSESSIONS_IPV4_LENGTH', 32)
except AddrConversionError:
try:
session_network.prefixlen = getattr(
settings, 'RESTRICTEDSESSIONS_IPV6_LENGTH', 64)
except AddrFormatError:
# session_network must be IPv4, but remote_ip is IPv6
return False
return remote_ip in session_network
def same_ip(cls, orig_remote_ip, remote_ip):
# Check is disabled -- always return true
if not getattr(settings, 'RESTRICTEDSESSIONS_RESTRICT_IP', True):
return True
# No original IP or current IP is unknown
if not orig_remote_ip or not remote_ip:
return True
session_network = IPNetwork(orig_remote_ip)
remote_ip = IPAddress(remote_ip)
try:
session_network = session_network.ipv4()
remote_ip = remote_ip.ipv4()
session_network.prefixlen = getattr(settings, 'RESTRICTEDSESSIONS_IPV4_LENGTH', 32)
except AddrConversionError:
try:
session_network.prefixlen = getattr(settings, 'RESTRICTEDSESSIONS_IPV6_LENGTH', 64)
except AddrFormatError:
# session_network must be IPv4, but remote_ip is IPv6
return False
# IP belongs to the same network
return remote_ip in session_network
def proxy_get_login_info():
global pwd_mgr
global proxy_ip
try:
print '\n{:-<79}'.format('-')
print ' **** Categorization script for Blue Coat proxies. ****\n\n' + \
'WARNING: In order to use this script sucessfuly you have to have access to a\n' + \
'Blue Coat proxy licensed for web filtering.\n\n' + \
'The script will categorize URLs against all enabled categorization providers.\n\n' + \
'1. Single URL categorization:\n' + \
'Show categorization for given URL.\n\n' + \
'2. URL file categorization:\n' + \
'Show categorization for each URL inside the provided URL file. URLs in file \n' + \
'must be one per line. \n\n' + \
'3. URL crawl and categorize: \n' + \
'Show categorization for given URL and related categories from URLs contained \n' + \
'in given URL.'
print '{:-<79}'.format('-'), '\n'
''' Grab login information.
'''
raw_pip = IPAddress(raw_input('Proxy ip address: '.ljust(25)))
dev_ip = str(raw_pip)
try:
_ip = re.split('\.',re.match(r'^\d+\.\d+\.\d+\.\d+$',dev_ip).group(0))
except:
raise ValueError('[-] Err: Enter ip address in the format X.X.X.X. Try again!.')
if _ip[0] == '0' or _ip[0] == '255':
raise ValueError('[-] Err: {0} : Enter a valid ip address.'.format(dev_ip))
proxy_ip = str(raw_pip.ipv4())
proxy_u = raw_input('Proxy user name: '.ljust(25))
if len(proxy_u) == 0:
raise ValueError('[-] Err: user name can not be blank. Try again!.')
proxy_p = getpass.getpass('User password (hiden): '.ljust(25))
if len(proxy_p) == 0:
raise ValueError('[-] Err: password can not be blank. Try again!.')
''' Create a db to user/password mapping. It will be used in auth
requests. The 'uri' part of .add_password is composed by blue
coat proxy ip addr and mgmt port 8082.
'''
pwd_mgr = urllib2.HTTPPasswordMgrWithDefaultRealm()
''' Adding URL, username and password to password manager.
'''
pwd_mgr.add_password(None, proxy_ip + ':8082', proxy_u, proxy_p)
except ValueError, Err:
print '\n', Err
exit()