X-Git-Url: http://git.ipfire.org/?p=oddments%2Fddns.git;a=blobdiff_plain;f=src%2Fddns%2Fproviders.py;h=8576c9bccae0838c991478c83b406d079adc56d3;hp=0a20e3ae29f97d82cae2a11cc7340f6e2c4736cf;hb=4caed6ed57ba0c86e11c81f218b10efc9bf6a301;hpb=f07a11538a0c9568b21f807691979932be648ddd

diff --git a/src/ddns/providers.py b/src/ddns/providers.py
index 0a20e3a..8576c9b 100644
--- a/src/ddns/providers.py
+++ b/src/ddns/providers.py
@@ -19,9 +19,16 @@
 #                                                                             #
 ###############################################################################
 
+import logging
+
+from i18n import _
+
 # Import all possible exception types.
 from .errors import *
 
+logger = logging.getLogger("ddns.providers")
+logger.propagate = 1
+
 class DDNSProvider(object):
 	INFO = {
 		# A short string that uniquely identifies
@@ -104,9 +111,41 @@ class DDNSProvider(object):
 		"""
 		return self.get("password")
 
-	def __call__(self):
+	@property
+	def protocols(self):
+		return self.INFO.get("protocols")
+
+	def __call__(self, force=False):
+		if force:
+			logger.info(_("Updating %s forced") % self.hostname)
+
+		# Check if we actually need to update this host.
+		elif self.is_uptodate(self.protocols):
+			logger.info(_("%s is already up to date") % self.hostname)
+			return
+
+		# Execute the update.
+		self.update()
+
+	def update(self):
 		raise NotImplementedError
 
+	def is_uptodate(self, protos):
+		"""
+			Returns True if this host is already up to date
+			and does not need to change the IP address on the
+			name server.
+		"""
+		for proto in protos:
+			addresses = self.core.system.resolve(self.hostname, proto)
+
+			current_address = self.get_address(proto)
+
+			if not current_address in addresses:
+				return False
+
+		return True
+
 	def send_request(self, *args, **kwargs):
 		"""
 			Proxy connection to the send request
@@ -121,6 +160,102 @@ class DDNSProvider(object):
 		return self.core.system.get_address(proto)
 
 
+class DDNSProviderDHS(DDNSProvider):
+	INFO = {
+		"handle"    : "dhs.org",
+		"name"      : "DHS International",
+		"website"   : "http://dhs.org/",
+		"protocols" : ["ipv4",]
+	}
+
+	# No information about the used update api provided on webpage,
+	# grabed from source code of ez-ipudate.
+	url = "http://members.dhs.org/nic/hosts"
+
+	def update(self):
+		url = self.url % {
+			"username" : self.username,
+			"password" : self.password,
+		}
+
+		data = {
+			"domain"       : self.hostname,
+			"ip"           : self.get_address("ipv4"),
+			"hostcmd"      : "edit",
+			"hostcmdstage" : "2",
+			"type"         : "4",
+		}
+
+		# Send update to the server.
+		response = self.send_request(url, username=self.username, password=self.password,
+			data=data)
+
+		# Handle success messages.
+		if response.code == 200:
+			return
+
+		# Handle error codes.
+		elif response.code == 401:
+			raise DDNSAuthenticationError
+
+		# If we got here, some other update error happened.
+		raise DDNSUpdateError
+
+
+class DDNSProviderDNSpark(DDNSProvider):
+	INFO = {
+		"handle"    : "dnspark.com",
+		"name"      : "DNS Park",
+		"website"   : "http://dnspark.com/",
+		"protocols" : ["ipv4",]
+	}
+
+	# Informations to the used api can be found here:
+	# https://dnspark.zendesk.com/entries/31229348-Dynamic-DNS-API-Documentation
+	url = "https://control.dnspark.com/api/dynamic/update.php"
+
+	def update(self):
+		url = self.url % {
+			"username" : self.username,
+			"password" : self.password,
+		}
+
+		data = {
+			"domain" : self.hostname,
+			"ip"     : self.get_address("ipv4"),
+		}
+
+		# Send update to the server.
+		response = self.send_request(url, username=self.username, password=self.password,
+			data=data)
+
+		# Get the full response message.
+		output = response.read()
+
+		# Handle success messages.
+		if output.startswith("ok") or output.startswith("nochange"):
+			return
+
+		# Handle error codes.
+		if output == "unauth":
+			raise DDNSAuthenticationError
+		elif output == "abuse":
+			raise DDNSAbuseError
+		elif output == "blocked":
+			raise DDNSBlockedError
+		elif output == "nofqdn":
+			raise DDNSRequestError(_("No valid FQDN was given."))
+		elif output == "nohost":
+			raise DDNSRequestError(_("Invalid hostname specified."))
+		elif output == "notdyn":
+			raise DDNSRequestError(_("Hostname not marked as a dynamic host."))
+		elif output == "invalid":
+			raise DDNSRequestError(_("Invalid IP address has been sent."))
+
+		# If we got here, some other update error happened.
+		raise DDNSUpdateError
+
+		
 class DDNSProviderLightningWireLabs(DDNSProvider):
 	INFO = {
 		"handle"    : "dns.lightningwirelabs.com",
@@ -140,7 +275,7 @@ class DDNSProviderLightningWireLabs(DDNSProvider):
 		"""
 		return self.get("token")
 
-	def __call__(self):
+	def update(self):
 		data =  {
 			"hostname" : self.hostname,
 		}
@@ -175,16 +310,16 @@ class DDNSProviderLightningWireLabs(DDNSProvider):
 			raise DDNSConfigurationError
 
 		# Send update to the server.
-		response = self.send_request(url, data=data)
+		response = self.send_request(self.url, data=data)
 
 		# Handle success messages.
 		if response.code == 200:
 			return
 
 		# Handle error codes.
-		if response.code == "403":
+		if response.code == 403:
 			raise DDNSAuthenticationError
-		elif response.code == "400":
+		elif response.code == 400:
 			raise DDNSRequestError
 
 		# If we got here, some other update error happened.
@@ -205,7 +340,7 @@ class DDNSProviderNOIP(DDNSProvider):
 
 	url = "http://%(username)s:%(password)s@dynupdate.no-ip.com/nic/update"
 
-	def __call__(self):
+	def update(self):
 		url = self.url % {
 			"username" : self.username,
 			"password" : self.password,
@@ -248,7 +383,7 @@ class DDNSProviderSelfhost(DDNSProvider):
 
 	url = "https://carol.selfhost.de/update"
 
-	def __call__(self):
+	def update(self):
 		data = {
 			"username" : self.username,
 			"password" : self.password,