DNSWL support (via RBL) added

conf/metrics.conf

@@ -322,6 +322,12 @@ metric {
         description = "One received header with 'bad' patterns inside";
         name = "ONCE_RECEIVED_STRICT";
     }
+
+    symbol { name = "RCVD_IN_DNSWL"; weight = 0.0; description = "Sender listed at http://www.dnswl.org"; }
+    symbol { name = "RCVD_IN_DNSWL_LOW"; weight = -0.1; description = "Sender listed at http://www.dnswl.org, low trust"; }
+    symbol { name = "RCVD_IN_DNSWL_MED"; weight = -1.0; description = "Sender listed at http://www.dnswl.org, medium trust"; }
+    symbol { name = "RCVD_IN_DNSWL_HI"; weight = -5.0; description = "Sender listed at http://www.dnswl.org, high trust"; }
+
     symbol { name = "RBL_SPAMHAUS"; weight = 0.0; description = "From address is listed in zen"; }
     symbol { name = "RBL_SPAMHAUS_SBL"; weight = 2.0; description = "From address is listed in zen sbl"; }
     symbol { name = "RBL_SPAMHAUS_CSS"; weight = 2.0; description = "From address is listed in zen css"; }

conf/modules.conf

@@ -83,8 +83,7 @@ surbl {
     }
 }
 rbl {
-
-    rbls {
+ rbls {
 	
 	spamhaus {
 		symbol = "RBL_SPAMHAUS";
@@ -145,6 +144,21 @@ rbl {
             RBL_SEM = "127.0.0.2";
         }
     }
+
+    dnswl {
+        symbol = "RCVD_IN_DNSWL";
+        rbl = "list.dnswl.org";
+        ipv4 = true;
+        ipv6 = false;
+        received = false;
+        unknown = true;
+        returncodes {
+            RCVD_IN_DNSWL_LOW = "127.0.*.1";
+            RCVD_IN_DNSWL_MED = "127.0.*.2";
+            RCVD_IN_DNSWL_HI  = "127.0.*.3";
+        }
+    }
+
  }
 }
 

src/plugins/lua/rbl.lua

@@ -25,14 +25,14 @@ local function rbl_cb (task)
 						local foundrc = false
 						for s,i in pairs(thisrbl['returncodes']) do
 							if type(i) == 'string' then
-								if i == ipstr then
+								if (string.find(ipstr, i)) then
 									foundrc = true
 									task:insert_result(s, 1)
 									break
 								end
 							elseif type(i) == 'table' then
 								for _,v in pairs(i) do
-									if v == ipstr then
+									if (string.find(ipstr, v)) then
 										foundrc = true
 										task:insert_result(s, 1)
 										break