don't check version of the LB protocol when talking to a non-LB client

diff --git a/org.glite.lb.server/src/lb_proto.c b/org.glite.lb.server/src/lb_proto.c
index 7dba657..db59d31 100644 (file)
--- a/org.glite.lb.server/src/lb_proto.c
+++ b/org.glite.lb.server/src/lb_proto.c
@@ -392,28 +392,30 @@ edg_wll_ErrorCode edg_wll_Proto(edg_wll_Context ctx,
                if ( strstr(headers[i], KEY_AGENT) ) break;
   
        if (headers[i] == NULL) { ret = HTTP_BADREQ; goto err; } /* if not present */
-       switch (is_protocol_incompatible(headers[i])) { 
-               case 0  : /* protocols compatible */
-                         ctx->is_V21 = 0;
-                         break;
-               case -1 : /* malformed 'User Agent:' line */
-                         ret = HTTP_BADREQ;
-                         goto err;
-                         break;
-               case 1  : /* protocols incompatible */
-                         /* try old (V21) version compatibility */
-                         edg_wll_ProtoV21(ctx, request, headers, messageBody, 
-                                         response, headersOut, bodyOut);
-                                         
-                         /* and propagate errors or results */
-                         return edg_wll_Error(ctx,NULL,NULL);
-                         break;
-               case -2 : /* version of one protocol unknown */
-                         /* fallthrough */
-               default : ret = HTTP_UNSUPPORTED; 
-                         edg_wll_SetError(ctx,ENOTSUP,"Protocol versions are incompatible.");
-                         goto err; 
-                         break;
+       if (!html) {
+               switch (is_protocol_incompatible(headers[i])) { 
+                       case 0  : /* protocols compatible */
+                                 ctx->is_V21 = 0;
+                                 break;
+                       case -1 : /* malformed 'User Agent:' line */
+                                 ret = HTTP_BADREQ;
+                                 goto err;
+                                 break;
+                       case 1  : /* protocols incompatible */
+                                 /* try old (V21) version compatibility */
+                                 edg_wll_ProtoV21(ctx, request, headers, messageBody, 
+                                                 response, headersOut, bodyOut);
+                                                 
+                                 /* and propagate errors or results */
+                                 return edg_wll_Error(ctx,NULL,NULL);
+                                 break;
+                       case -2 : /* version of one protocol unknown */
+                                 /* fallthrough */
+                       default : ret = HTTP_UNSUPPORTED; 
+                                 edg_wll_SetError(ctx,ENOTSUP,"Protocol versions are incompatible.");
+                                 goto err; 
+                                 break;
+               }
        }