-#!/usr/bin/python
+#!/usr/bin/python3
###############################################################################
# #
# ddns - A dynamic DNS client for IPFire #
import logging
import os
import subprocess
-import urllib2
+import urllib.request
+import urllib.error
+import urllib.parse
import xml.dom.minidom
-from i18n import _
+from .i18n import _
# Import all possible exception types.
from .errors import *
# Required to remove AAAA records if IPv6 is absent again.
can_remove_records = True
- # Automatically register all providers.
- class __metaclass__(type):
- def __init__(provider, name, bases, dict):
- type.__init__(provider, name, bases, dict)
-
- # The main class from which is inherited is not registered
- # as a provider.
- if name == "DDNSProvider":
- return
-
- if not all((provider.handle, provider.name, provider.website)):
- raise DDNSError(_("Provider is not properly configured"))
-
- assert not _providers.has_key(provider.handle), \
- "Provider '%s' has already been registered" % provider.handle
-
- _providers[provider.handle] = provider
-
@staticmethod
def supported():
"""
self.settings = self.DEFAULT_SETTINGS.copy()
self.settings.update(settings)
+ def __init_subclass__(cls, **kwargs):
+ super().__init_subclass__(**kwargs)
+
+ if not all((cls.handle, cls.name, cls.website)):
+ raise DDNSError(_("Provider is not properly configured"))
+
+ assert cls.handle not in _providers, \
+ "Provider '%s' has already been registered" % cls.handle
+
+ # Register class
+ _providers[cls.handle] = cls
+
def __repr__(self):
return "<DDNS Provider %s (%s)>" % (self.name, self.handle)
def __cmp__(self, other):
- return cmp(self.hostname, other.hostname)
+ return (lambda a, b: (a > b)-(a < b))(self.hostname, other.hostname)
@property
def db(self):
self.core.db.log_failure(self.hostname, e)
raise
- logger.info(_("Dynamic DNS update for %(hostname)s (%(provider)s) successful") % \
- { "hostname" : self.hostname, "provider" : self.name })
+ logger.info(_("Dynamic DNS update for %(hostname)s (%(provider)s) successful") %
+ {"hostname": self.hostname, "provider": self.name})
self.core.db.log_success(self.hostname)
def update(self):
def remove_protocol(self, proto):
if not self.can_remove_records:
- raise RuntimeError, "can_remove_records is enabled, but remove_protocol() not implemented"
+ raise RuntimeError("can_remove_records is enabled, but remove_protocol() not implemented")
raise NotImplementedError
def requires_update(self):
# If the IP addresses have changed, an update is required
if self.ip_address_changed(self.protocols):
- logger.debug(_("An update for %(hostname)s (%(provider)s)"
- " is performed because of an IP address change") % \
- { "hostname" : self.hostname, "provider" : self.name })
+ logger.debug(_("An update for %(hostname)s (%(provider)s) is performed because of an IP address change") %
+ {"hostname": self.hostname, "provider": self.name})
return True
# If the holdoff time has expired, an update is required, too
if self.holdoff_time_expired():
- logger.debug(_("An update for %(hostname)s (%(provider)s)"
- " is performed because the holdoff time has expired") % \
- { "hostname" : self.hostname, "provider" : self.name })
+ logger.debug(_("An update for %(hostname)s (%(provider)s) is performed because the holdoff time has expired") %
+ {"hostname": self.hostname, "provider": self.name})
return True
# Otherwise, we don't need to perform an update
- logger.debug(_("No update required for %(hostname)s (%(provider)s)") % \
- { "hostname" : self.hostname, "provider" : self.name })
+ logger.debug(_("No update required for %(hostname)s (%(provider)s)") %
+ {"hostname": self.hostname, "provider": self.name})
return False
# If there is no holdoff time, we won't update ever again.
if self.holdoff_failure_days is None:
- logger.warning(_("An update has not been performed because earlier updates failed for %s") \
- % self.hostname)
+ logger.warning(_("An update has not been performed because earlier updates failed for %s") % self.hostname)
logger.warning(_("There will be no retries"))
return True
if now < holdoff_end:
failure_message = self.db.last_update_failure_message(self.hostname)
- logger.warning(_("An update has not been performed because earlier updates failed for %s") \
- % self.hostname)
+ logger.warning(_("An update has not been performed because earlier updates failed for %s") % self.hostname)
if failure_message:
logger.warning(_("Last failure message:"))
logger.debug("The holdoff time has expired for %s" % self.hostname)
return True
else:
- logger.debug("Updates for %s are held off until %s" % \
- (self.hostname, holdoff_end))
+ logger.debug("Updates for %s are held off until %s" %
+ (self.hostname, holdoff_end))
return False
def send_request(self, *args, **kwargs):
def send_request(self, data):
# Send update to the server.
- response = DDNSProvider.send_request(self, self.url, data=data,
- username=self.username, password=self.password)
+ response = DDNSProvider.send_request(self, self.url, data=data, username=self.username, password=self.password)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Handle success messages.
if output.startswith("good") or output.startswith("nochg"):
will be sent by various providers. This class uses the python
shipped XML minidom module to walk through the XML tree and return
a requested element.
- """
+ """
def get_xml_tag_value(self, document, content):
# Send input to the parser.
response = self.send_request(self.url, username=self.username, password=self.password)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Handle success messages.
if output.startswith("good") or output.startswith("nochg"):
# -t sets the timeout
command = ["nsupdate", "-v", "-t", "60"]
- p = subprocess.Popen(command, shell=True,
- stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE,
- )
+ p = subprocess.Popen(command, shell=True, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
stdout, stderr = p.communicate(scriptlet)
if p.returncode == 0:
# Send update to the server.
try:
- response = self.send_request(self.url, username=self.username, password=self.password,
- data=data)
+ response = self.send_request(self.url, username=self.username, password=self.password, data=data)
# Handle error codes.
- except urllib2.HTTPError, e:
+ except urllib.error.HTTPError as e:
if e.code == 422:
raise DDNSRequestError(_("Domain not found."))
}
# Send update to the server.
- response = self.send_request(self.url, username=self.username, password=self.password,
- data=data)
+ response = self.send_request(self.url, username=self.username, password=self.password, data=data)
# Handle success messages.
if response.code == 200:
}
# Send update to the server.
- response = self.send_request(self.url, username=self.username, password=self.password,
- data=data)
+ response = self.send_request(self.url, username=self.username, password=self.password, data=data)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Handle success messages.
if output.startswith("ok") or output.startswith("nochange"):
response = self.send_request(self.url, data=data)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Remove all leading and trailing whitespace.
output = output.strip()
# https://www.dy.fi/page/clients?lang=en
# https://www.dy.fi/page/specification?lang=en
- url = "http://www.dy.fi/nic/update"
+ url = "https://www.dy.fi/nic/update"
# Please only send automatic updates when your IP address changes,
# or once per 5 to 6 days to refresh the address mapping (they will
url = "https://ddns.do.de/"
+class DDNSProviderDynUp(DDNSProvider):
+ handle = "dynup.de"
+ name = "DynUp.DE"
+ website = "http://dynup.de/"
+ protocols = ("ipv4",)
+
+ # Information about the format of the HTTPS request is to be found
+ # https://dyndnsfree.de/user/hilfe.php
+
+ url = "https://dynup.de/dyn.php"
+ can_remove_records = False
+
+ def update_protocol(self, proto):
+ data = {
+ "username" : self.username,
+ "password" : self.password,
+ "hostname" : self.hostname,
+ "print" : '1',
+ }
+
+ # Send update to the server.
+ response = self.send_request(self.url, data=data)
+
+ # Get the full response message.
+ output = response.read().decode()
+
+ # Remove all leading and trailing whitespace.
+ output = output.strip()
+
+ # Handle success messages.
+ if output.startswith("I:OK"):
+ return
+
+ # If we got here, some other update error happened.
+ raise DDNSUpdateError
+
class DDNSProviderDynU(DDNSProtocolDynDNS2, DDNSProvider):
handle = "dynu.com"
}
# Send update to the server.
- response = self.send_request(self.url, data=data,
- username=self.username, password=self.password)
+ response = self.send_request(self.url, data=data, username=self.username, password=self.password)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Remove all leading and trailing whitespace.
output = output.strip()
response = self.send_request(self.url, data=data)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Handle success messages.
if output.startswith("200"):
raise DDNSInternalServerError
# If we got here, some other update error happened.
- raise DDNSUpdateError(_("Server response: %s") % output)
+ raise DDNSUpdateError(_("Server response: %s") % output)
class DDNSProviderEnomCom(DDNSResponseParserXML, DDNSProvider):
response = self.send_request(self.url, data=data)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Handle success messages.
if self.get_xml_tag_value(output, "ErrCount") == "0":
response = self.send_request(url, data=data)
# Handle error codes
- except urllib2.HTTPError, e:
+ except urllib.error.HTTPError as e:
if e.code == 404:
raise DDNSAuthenticationError
response = self.send_request(url, data=data)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Handle success messages.
if output.startswith("Updated") or "has not changed" in output:
raise DDNSUpdateError
+class DDNSProviderItsdns(DDNSProtocolDynDNS2, DDNSProvider):
+ handle = "inwx.com"
+ name = "INWX"
+ website = "https://www.inwx.com"
+ protocols = ("ipv6", "ipv4")
+
+ # Information about the format of the HTTP request is to be found
+ # here: https://www.inwx.com/en/nameserver2/dyndns (requires login)
+ # Notice: The URL is the same for: inwx.com|de|at|ch|es
+
+ url = "https://dyndns.inwx.com/nic/update"
+
+
+class DDNSProviderItsdns(DDNSProtocolDynDNS2, DDNSProvider):
+ handle = "itsdns.de"
+ name = "it's DNS"
+ website = "http://www.itsdns.de/"
+ protocols = ("ipv6", "ipv4")
+
+ # Information about the format of the HTTP request is to be found
+ # here: https://www.itsdns.de/dynupdatehelp.htm
+
+ url = "https://www.itsdns.de/update.php"
+
+
class DDNSProviderJoker(DDNSProtocolDynDNS2, DDNSProvider):
handle = "joker.com"
name = "Joker.com Dynamic DNS"
url = "https://svc.joker.com/nic/update"
+class DDNSProviderKEYSYSTEMS(DDNSProvider):
+ handle = "key-systems.net"
+ name = "dynamicdns.key-systems.net"
+ website = "https://domaindiscount24.com/"
+ protocols = ("ipv4",)
+
+ # There are only information provided by the domaindiscount24 how to
+ # perform an update with HTTP APIs
+ # https://www.domaindiscount24.com/faq/dynamic-dns
+ # examples: https://dynamicdns.key-systems.net/update.php?hostname=hostname&password=password&ip=auto
+ # https://dynamicdns.key-systems.net/update.php?hostname=hostname&password=password&ip=213.x.x.x&mx=213.x.x.x
+
+ url = "https://dynamicdns.key-systems.net/update.php"
+ can_remove_records = False
+
+ def update_protocol(self, proto):
+ address = self.get_address(proto)
+ data = {
+ "hostname" : self.hostname,
+ "password" : self.password,
+ "ip" : address,
+ }
+
+ # Send update to the server.
+ response = self.send_request(self.url, data=data)
+
+ # Get the full response message.
+ output = response.read().decode()
+
+ # Handle success messages.
+ if "code = 200" in output:
+ return
+
+ # Handle error messages.
+ if "abuse prevention triggered" in output:
+ raise DDNSAbuseError
+ elif "invalid password" in output:
+ raise DDNSAuthenticationError
+ elif "Authorization failed" in output:
+ raise DDNSRequestError(_("Invalid hostname specified"))
+
+ # If we got here, some other update error happened.
+ raise DDNSUpdateError
+
+
class DDNSProviderGoogle(DDNSProtocolDynDNS2, DDNSProvider):
handle = "domains.google.com"
name = "Google Domains"
class DDNSProviderLightningWireLabs(DDNSProvider):
handle = "dns.lightningwirelabs.com"
name = "Lightning Wire Labs DNS Service"
- website = "http://dns.lightningwirelabs.com/"
+ website = "https://dns.lightningwirelabs.com/"
# Information about the format of the HTTPS request is to be found
# https://dns.lightningwirelabs.com/knowledge-base/api/ddns
url = "https://dns.lightningwirelabs.com/update"
def update(self):
+ # Raise an error if no auth details are given.
+ if not self.token:
+ raise DDNSConfigurationError
+
data = {
"hostname" : self.hostname,
+ "token" : self.token,
"address6" : self.get_address("ipv6", "-"),
"address4" : self.get_address("ipv4", "-"),
}
- # Check if a token has been set.
- if self.token:
- data["token"] = self.token
-
- # Check for username and password.
- elif self.username and self.password:
- data.update({
- "username" : self.username,
- "password" : self.password,
- })
-
- # Raise an error if no auth details are given.
- else:
- raise DDNSConfigurationError
-
# Send update to the server.
response = self.send_request(self.url, data=data)
response = self.send_request(self.url, data=data)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Handle success messages.
if self.get_xml_tag_value(output, "IP") == address:
class DDNSProviderNOIP(DDNSProtocolDynDNS2, DDNSProvider):
handle = "no-ip.com"
- name = "No-IP"
- website = "http://www.no-ip.com/"
+ name = "NoIP"
+ website = "http://www.noip.com/"
protocols = ("ipv4",)
# Information about the format of the HTTP request is to be found
- # here: http://www.no-ip.com/integrate/request and
- # here: http://www.no-ip.com/integrate/response
+ # here: http://www.noip.com/integrate/request and
+ # here: http://www.noip.com/integrate/response
- url = "http://dynupdate.no-ip.com/nic/update"
+ url = "http://dynupdate.noip.com/nic/update"
def prepare_request_data(self, proto):
assert proto == "ipv4"
data["ipv4"] = address4
# Raise an error if none address is given.
- if not data.has_key("ipv6") and not data.has_key("ipv4"):
+ if "ipv6" not in data and "ipv4" not in data:
raise DDNSConfigurationError
# Check if a token has been set.
response = self.send_request(self.url, data=data)
else:
# Send update to the server.
- response = self.send_request(self.url, username=self.username, password=self.password,
- data=data)
+ response = self.send_request(self.url, username=self.username, password=self.password, data=data)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Handle success messages.
if "100" in output or "101" in output:
response = self.send_request(self.url, data=data)
# Read response
- output = response.read()
+ output = response.read().decode()
# Server responds with OK if update was successful
if output.startswith("OK"):
}
# Send update to the server.
- response = self.send_request(self.url, username=self.username, password=self.password,
- data=data)
+ response = self.send_request(self.url, username=self.username, password=self.password, data=data)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Handle success messages.
if output.startswith("<SUCCESS"):
response = self.send_request(self.url, data=data)
# Get the full response message.
- output = response.read()
+ output = response.read().decode()
# Handle success messages.
if output.startswith("success") or output.startswith("error-record-ip-same"):