From: Michael Tremer <michael.tremer@ipfire.org>
Date: Tue, 23 Jun 2015 22:34:32 +0000 (+0000)
Subject: Catch "no route to host" errors
X-Git-Tag: 008~5
X-Git-Url: http://git.ipfire.org/?p=oddments%2Fddns.git;a=commitdiff_plain;h=5d98b00335d8c016c19c884e51c0a48aee2e1692

Catch "no route to host" errors

When there is no route to a target host, we will throw
a DDNSNetworkError so that this error can be handled afterwards.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
Signed-off-by: Stefan Schantl <stefan.schantl@ipfire.org>
---

diff --git a/src/ddns/errors.py b/src/ddns/errors.py
index 293b4eb..26bc18e 100644
--- a/src/ddns/errors.py
+++ b/src/ddns/errors.py
@@ -109,6 +109,13 @@ class DDNSNetworkUnreachableError(DDNSNetworkError):
 	reason = N_("Network unreachable")
 
 
+class DDNSNoRouteToHostError(DDNSNetworkError):
+	"""
+		Thrown when there is no route to a host.
+	"""
+	reason = N_("No route to host")
+
+
 class DDNSNotFound(DDNSError):
 	"""
 		Thrown when the called URL has not been found
diff --git a/src/ddns/system.py b/src/ddns/system.py
index 8415579..6a21af8 100644
--- a/src/ddns/system.py
+++ b/src/ddns/system.py
@@ -211,6 +211,10 @@ class DDNSSystem(object):
 				elif e.reason.errno == 111:
 					raise DDNSConnectionRefusedError
 
+				# No route to host
+				elif e.reason.errno == 113:
+					raise DDNSNoRouteToHostError(req.host)
+
 			# Raise all other unhandled exceptions.
 			raise