Remove rpc.grpc.full_method tag

dd-java-agent/appsec/src/main/java/com/datadog/appsec/gateway/GatewayBridge.java

@@ -61,7 +61,6 @@ public class GatewayBridge {
   private static final Pattern QUERY_PARAM_VALUE_SPLITTER = Pattern.compile("=");
   private static final Pattern QUERY_PARAM_SPLITTER = Pattern.compile("&");
   private static final Map<String, List<String>> EMPTY_QUERY_PARAMS = Collections.emptyMap();
-  private static final String GRPC_FULL_METHOD_NAME_TAG = "rpc.grpc.full_method";
 
   /** User tracking tags that will force the collection of request headers */
   private static final String[] USER_TRACKING_TAGS = {
@@ -370,9 +369,6 @@ public void init() {
           if (ctx == null || method == null || method.isEmpty()) {
             return NoopFlow.INSTANCE;
           }
-          // set the tag used by the backend to generate the grpc pass-lists
-          TraceSegment segment = ctx_.getTraceSegment();
-          segment.setTagCurrent(GRPC_FULL_METHOD_NAME_TAG, method);
           while (true) {
             DataSubscriberInfo subInfo = grpcServerMethodSubInfo;
             if (subInfo == null) {

dd-smoke-tests/appsec/springboot-grpc/src/test/groovy/datadog/smoketest/appsec/ServerMethodTest.groovy

@@ -28,9 +28,9 @@ class ServerMethodTest extends AbstractSpringBootWithGRPCAppSecTest {
           [
             parameters: [
               inputs: [[address: 'grpc.server.method']],
-              list : ['/smoketest.Greeter/Hello'],
+              regex : 'Greeter',
             ],
-            operator  : 'phrase_match',
+            operator  : 'match_regex',
           ]
         ],
         transformers: [],
@@ -66,6 +66,5 @@ class ServerMethodTest extends AbstractSpringBootWithGRPCAppSecTest {
     match != null
     match['parameters'][0]['address'] == 'grpc.server.method'
     match['parameters'][0]['value'] == 'smoketest.Greeter/Hello'
-    grpcRootSpan.meta['rpc.grpc.full_method'] == 'smoketest.Greeter/Hello'
   }
 }