From 84237f6b23be4bcafef9e69e8844e425bd969b46 Mon Sep 17 00:00:00 2001
From: w00t <w00t@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Wed, 21 May 2008 22:07:48 +0000
Subject: Clean this up a bit, and log about ignoring link blocks due to
 missing attributes

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@9787 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/modules/m_spanningtree/utils.cpp | 69 +++++++++++++++++++++---------------
 1 file changed, 41 insertions(+), 28 deletions(-)

diff --git a/src/modules/m_spanningtree/utils.cpp b/src/modules/m_spanningtree/utils.cpp
index 38923a7e2..cfbb9add0 100644
--- a/src/modules/m_spanningtree/utils.cpp
+++ b/src/modules/m_spanningtree/utils.cpp
@@ -348,42 +348,55 @@ void SpanningTreeUtilities::RefreshIPCache()
 	ValidIPs.clear();
 	for (std::vector<Link>::iterator L = LinkBlocks.begin(); L != LinkBlocks.end(); L++)
 	{
-		if ((!L->IPAddr.empty()) && (!L->RecvPass.empty()) && (!L->SendPass.empty()) && (!L->Name.empty()) && (L->Port))
+		if (L->IPAddr.empty() || L->RecvPass.empty() || L->SendPass.empty() || L->Name.empty() || L->Port)
 		{
-			ValidIPs.push_back(L->IPAddr);
-
-			if (L->AllowMask.length())
-				ValidIPs.push_back(L->AllowMask);
-
-			/* Needs resolving */
-			bool ipvalid = true;
-			QueryType start_type = DNS_QUERY_A;
-#ifdef IPV6
-			start_type = DNS_QUERY_AAAA;
-			if (strchr(L->IPAddr.c_str(),':'))
+			if (L->Name.empty())
 			{
-				in6_addr n;
-				if (inet_pton(AF_INET6, L->IPAddr.c_str(), &n) < 1)
-					ipvalid = false;
+				ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"m_spanningtree: Ignoring a malformed link block (all link blocks require a name!)");
 			}
 			else
+			{
+				ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"m_spanningtree: Ignoring a link block missing recvpass, sendpass, port or ipaddr.");
+			}
+
+			/* Invalid link block */
+			continue;
+		}
+
+		ValidIPs.push_back(L->IPAddr);
+
+		if (L->AllowMask.length())
+			ValidIPs.push_back(L->AllowMask);
+
+		/* Needs resolving */
+		bool ipvalid = true;
+		QueryType start_type = DNS_QUERY_A;
+#ifdef IPV6
+		start_type = DNS_QUERY_AAAA;
+		if (strchr(L->IPAddr.c_str(),':'))
+		{
+			in6_addr n;
+			if (inet_pton(AF_INET6, L->IPAddr.c_str(), &n) < 1)
+				ipvalid = false;
+		}
+		else
 #endif
+		{
+			in_addr n;
+			if (inet_aton(L->IPAddr.c_str(),&n) < 1)
+				ipvalid = false;
+		}
+
+		if (!ipvalid)
+		{
+			try
 			{
-				in_addr n;
-				if (inet_aton(L->IPAddr.c_str(),&n) < 1)
-					ipvalid = false;
+				bool cached;
+				SecurityIPResolver* sr = new SecurityIPResolver((Module*)this->Creator, this, ServerInstance, L->IPAddr, *L, cached, start_type);
+				ServerInstance->AddResolver(sr, cached);
 			}
-			if (!ipvalid)
+			catch (...)
 			{
-				try
-				{
-					bool cached;
-					SecurityIPResolver* sr = new SecurityIPResolver((Module*)this->Creator, this, ServerInstance, L->IPAddr, *L, cached, start_type);
-					ServerInstance->AddResolver(sr, cached);
-				}
-				catch (...)
-				{
-				}
 			}
 		}
 	}
-- 
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