From ff43fa7041a5f948aa7f92047fbc53ea5b1a461f Mon Sep 17 00:00:00 2001
From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sun, 7 Sep 2014 18:42:12 +0000
Subject: [PATCH] Handle HTTP error 404 generically

---
 src/ddns/errors.py    | 7 +++++++
 src/ddns/providers.py | 7 ++-----
 src/ddns/system.py    | 6 ++++++
 3 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/src/ddns/errors.py b/src/ddns/errors.py
index 58928f3..293b4eb 100644
--- a/src/ddns/errors.py
+++ b/src/ddns/errors.py
@@ -109,6 +109,13 @@ class DDNSNetworkUnreachableError(DDNSNetworkError):
 	reason = N_("Network unreachable")
 
 
+class DDNSNotFound(DDNSError):
+	"""
+		Thrown when the called URL has not been found
+	"""
+	reason = N_("Not found")
+
+
 class DDNSRequestError(DDNSError):
 	"""
 		Thrown when a request could
diff --git a/src/ddns/providers.py b/src/ddns/providers.py
index a5385a9..271f2c3 100644
--- a/src/ddns/providers.py
+++ b/src/ddns/providers.py
@@ -1186,11 +1186,8 @@ class DDNSProviderZZZZ(DDNSProvider):
 			response = self.send_request(url, data=data)
 
 		# Handle error codes.
-		except urllib2.HTTPError, e:
-			if e.code == 404:
-				raise DDNSRequestError(_("Invalid hostname specified."))
-
-			raise
+		except DDNSNotFound:
+			raise DDNSRequestError(_("Invalid hostname specified"))
 
 		# Handle success messages.
 		if response.code == 200:
diff --git a/src/ddns/system.py b/src/ddns/system.py
index 79bf192..8415579 100644
--- a/src/ddns/system.py
+++ b/src/ddns/system.py
@@ -180,6 +180,12 @@ class DDNSSystem(object):
 			elif e.code in (401, 403):
 				raise DDNSAuthenticationError(e.reason)
 
+			# 404 - Not found
+			# Either the provider has changed the API, or
+			# there is an error on the server
+			elif e.code == 404:
+				raise DDNSNotFound(e.reason)
+
 			# 500 - Internal Server Error
 			elif e.code == 500:
 				raise DDNSInternalServerError(e.reason)
-- 
2.39.2