1 files changed, 89 insertions, 0 deletions
diff --git a/framework/src/onos/cli/src/main/java/org/onosproject/cli/SummaryCommand.java b/framework/src/onos/cli/src/main/java/org/onosproject/cli/SummaryCommand.java
new file mode 100644
index 00000000..65f4cf97
--- /dev/null
+++ b/framework/src/onos/cli/src/main/java/org/onosproject/cli/SummaryCommand.java
@@ -0,0 +1,89 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * Licensed 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.onosproject.cli;
+
+import java.util.Set;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.apache.karaf.shell.commands.Command;
+import org.onosproject.cluster.ControllerNode;
+import org.onosproject.core.CoreService;
+import org.onosproject.cluster.ClusterService;
+import org.onosproject.net.device.DeviceService;
+import org.onosproject.net.flow.FlowRuleService;
+import org.onosproject.net.host.HostService;
+import org.onosproject.net.intent.IntentService;
+import org.onosproject.net.link.LinkService;
+import org.onosproject.net.topology.Topology;
+import org.onosproject.net.topology.TopologyService;
+
+/**
+ * Provides summary of ONOS model.
+ */
+@Command(scope = "onos", name = "summary",
+         description = "Provides summary of ONOS model")
+public class SummaryCommand extends AbstractShellCommand {
+
+    /**
+     * Count the active ONOS controller nodes.
+     *
+     * @param nodes set of all of the controller nodes in the cluster
+     * @return count of active nodes
+     */
+    private int activeNodes(Set<ControllerNode> nodes) {
+        int nodeCount = 0;
+
+        for (final ControllerNode node : nodes) {
+            final ControllerNode.State nodeState =
+                    get(ClusterService.class).getState(node.id());
+            if (nodeState == ControllerNode.State.ACTIVE) {
+                nodeCount++;
+            }
+        }
+        return nodeCount;
+    }
+
+    @Override
+    protected void execute() {
+        TopologyService topologyService = get(TopologyService.class);
+        Topology topology = topologyService.currentTopology();
+        if (outputJson()) {
+            print("%s", new ObjectMapper().createObjectNode()
+                    .put("node", get(ClusterService.class).getLocalNode().ip().toString())
+                    .put("version", get(CoreService.class).version().toString())
+                    .put("nodes", get(ClusterService.class).getNodes().size())
+                    .put("devices", topology.deviceCount())
+                    .put("links", topology.linkCount())
+                    .put("hosts", get(HostService.class).getHostCount())
+                    .put("SCC(s)", topology.clusterCount())
+                    .put("flows", get(FlowRuleService.class).getFlowRuleCount())
+                    .put("intents", get(IntentService.class).getIntentCount()));
+        } else {
+            print("node=%s, version=%s",
+                  get(ClusterService.class).getLocalNode().ip(),
+                  get(CoreService.class).version().toString());
+            print("nodes=%d, devices=%d, links=%d, hosts=%d, SCC(s)=%s, flows=%d, intents=%d",
+                  activeNodes(get(ClusterService.class).getNodes()),
+                  get(DeviceService.class).getDeviceCount(),
+                  get(LinkService.class).getLinkCount(),
+                  get(HostService.class).getHostCount(),
+                  topologyService.getClusters(topology).size(),
+                  get(FlowRuleService.class).getFlowRuleCount(),
+                  get(IntentService.class).getIntentCount());
+        }
+    }
+
+}