Update fw_dns_plug.cpp

Update .gitlab-ci.yml testing源仅debug版开启asan

See merge request tango/fw_dns_plug!7

.gitlab-ci.yml

@@ -67,7 +67,6 @@ develop_build_release:
     BUILD_TYPE: RelWithDebInfo
     PACKAGE: 1
     UPLOAD_RPM: 1
-    ASAN_OPTION: ADDRESS
     TESTING_VERSION_BUILD: 1
     PULP3_REPO_NAME: tsg-testing-x86_64.el7
     PULP3_DIST_NAME: tsg-testing-x86_64.el7

ci/travis.sh

@@ -37,6 +37,11 @@ if [ -n "${INSTALL_DEPENDENCY_LIBRARY}" ]; then
 	yum install -y $INSTALL_DEPENDENCY_LIBRARY
 	source /etc/profile.d/framework.sh
 fi
+
+if [ $ASAN_OPTION ];then
+	source /opt/rh/devtoolset-7/enable
+fi
+
 mkdir build || true
 cd build
 

src/fw_dns_plug.cpp

@@ -243,8 +243,16 @@ static char fw_dns_action(struct streaminfo *a_stream, dns_info_t *dns_info, Maa
 					return -1;
 				}
 
-				senddir = MESA_dir_reverse(a_stream->routedir);
+                if(dns_info->hdr_info.qr==0)
+                {
+				    senddir = MESA_dir_reverse(a_stream->routedir);
+                }
+                else
+                {
+                    senddir = a_stream->routedir;
+                }
 				ret=MESA_inject_pkt(a_stream, (const char *)cheat_pkt_payload, payload_len, (const char *)a_packet, senddir);
+                
 				if(ret<0)
 				{
 					MESA_handle_runtime_log(g_fw_dns_plug_info.logger,