Fix

Author: wu-sheng

docs/en/changes/changes.md

@@ -21,6 +21,7 @@
 * [Break Change] Change `compomentId` to `componentIds` in the K8SServiceRelation Scope. 
 * Adapt the mesh metrics if detect the ambient mesh in the eBPF access log receiver.
 * Add JSON format support for the `/debugging/config/dump` status API.
+* Enhance status APIs to support multiple `accept` header values, e.g. `Accept: application/json; charset=utf-8`.
 
 #### UI
 

oap-server/server-query-plugin/status-query-plugin/src/main/java/org/apache/skywalking/oap/query/debug/DebuggingHTTPHandler.java

@@ -112,7 +112,8 @@ public DebuggingHTTPHandler(final ModuleManager manager, final StatusQueryConfig
 
     @Get("/debugging/config/dump")
     public String dumpConfigurations(HttpRequest request) {
-        if ("application/json".equalsIgnoreCase(request.headers().get(HttpHeaderNames.ACCEPT))) {
+        final String acceptHeader = request.headers().get(HttpHeaderNames.ACCEPT);
+        if (acceptHeader != null && acceptHeader.toLowerCase().contains("application/json")) {
             return serverStatusService.dumpBootingConfigurations(config.getKeywords4MaskingSecretsOfConfig())
                                       .toJsonString();
         }

oap-server/server-query-plugin/status-query-plugin/src/main/java/org/apache/skywalking/oap/query/debug/TTLConfigQueryHandler.java

@@ -50,7 +50,8 @@ private TTLStatusQuery getTTLStatusQuery() {
 
     @Get("/status/config/ttl")
     public HttpResponse affectedTTLConfigurations(HttpRequest request) {
-        if ("application/json".equalsIgnoreCase(request.headers().get(HttpHeaderNames.ACCEPT))) {
+        final String acceptHeader = request.headers().get(HttpHeaderNames.ACCEPT);
+        if (acceptHeader != null && acceptHeader.toLowerCase().contains("application/json")) {
             return HttpResponse.of(MediaType.JSON_UTF_8, getTTLStatusQuery().getTTL().generateTTLDefinitionAsJSONStr());
         }
         return HttpResponse.of(MediaType.PLAIN_TEXT_UTF_8, getTTLStatusQuery().getTTL().generateTTLDefinition());