Github user revans2 commented on a diff in the pull request:
https://github.com/apache/storm/pull/2752#discussion_r206240201
--- Diff:
storm-webapp/src/main/java/org/apache/storm/daemon/ui/resources/StormApiResource.java
---
@@ -0,0 +1,702 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.storm.daemon.ui.resources;
+
+import com.codahale.metrics.Meter;
+import java.net.URLDecoder;
+import java.util.Map;
+import javax.servlet.http.HttpServletRequest;
+import javax.ws.rs.Consumes;
+import javax.ws.rs.DefaultValue;
+import javax.ws.rs.GET;
+import javax.ws.rs.POST;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.SecurityContext;
+
+import org.apache.storm.daemon.ui.UIHelpers;
+import org.apache.storm.metric.StormMetricsRegistry;
+import org.apache.storm.thrift.TException;
+import org.apache.storm.utils.NimbusClient;
+import org.apache.storm.utils.Utils;
+import org.json.simple.JSONValue;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+/**
+ * Root resource (exposed at "storm" path).
+ */
+@Path("/")
+public class StormApiResource {
+
+ public static final Logger LOG =
LoggerFactory.getLogger(StormApiResource.class);
+
+ @Context
+ private HttpServletRequest servletRequest;
+
+ public static Map<String, Object> config = Utils.readStormConfig();
+
+ public static Meter clusterConfigurationRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-cluster-configuration-http-requests");
+
+ public static Meter clusterSummaryRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-cluster-summary-http-requests");
+
+ public static Meter nimbusSummaryRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-nimbus-summary-http-requests");
+
+ public static Meter supervisorRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-supervisor-http-requests");
+
+ public static Meter supervisorSummaryRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-supervisor-summary-http-requests");
+
+ public static Meter allTopologiesSummaryRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-all-topologies-summary-http-requests");
+
+ public static Meter topologyPageRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-topology-page-http-requests");
+
+ public static Meter topologyMetricRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-topology-metric-http-requests");
+
+ public static Meter buildVisualizationRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-build-visualization-http-requests");
+
+ public static Meter mkVisualizationDataRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-mk-visualization-data-http-requests");
+
+ public static Meter componentPageRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-component-page-http-requests");
+
+ public static Meter logConfigRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-log-config-http-requests");
+
+ public static Meter activateTopologyRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-activate-topology-http-requests");
+
+ public static Meter deactivateTopologyRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-deactivate-topology-http-requests");
+
+ public static Meter debugTopologyRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-debug-topology-http-requests");
+
+ public static Meter componentOpResponseRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-component-op-response-http-requests");
+
+ public static Meter topologyOpResponseMeter =
+
StormMetricsRegistry.registerMeter("ui:num-topology-op-response-http-requests");
+
+ public static Meter topologyLagRequestMeter =
+
StormMetricsRegistry.registerMeter("ui:num-topology-lag-http-requests");
+
+ public static Meter getOwnerResourceSummariesMeter =
+
StormMetricsRegistry.registerMeter("ui:num-get-owner-resource-summaries-http-request");
+
+
+ /**
+ * /api/v1/cluster/configuration -> nimbus configuration.
+ */
+
+ @GET
+ @Path("/cluster/configuration")
+ @Produces("application/json")
+ public Response getClusterConfiguration(@QueryParam("callback") String
callback) throws TException {
+ clusterConfigurationRequestMeter.mark();
+ try (NimbusClient nimbusClient =
NimbusClient.getConfiguredClient(config)) {
+ return UIHelpers.makeStandardResponse(
+ nimbusClient.getClient().getNimbusConf(),
+ callback, false
+ );
+ }
+ }
+
+ /**
+ * /api/v1/cluster/summary -> cluster summary.
+ */
+ @GET
+ @Path("/cluster/summary")
+ @NimbusOp("getClusterInfo")
--- End diff --
If the user is not allowed to do a `getClusterInfo` and callback is set
will the resulting JSON from the mapped authorization exception have the
callback in it or not?
---
