REST API support for packet-processors
Change-Id: Id723a3f62e584f3325e8a2017c98c18e919168f6
(cherry picked from commit 4df80f17964cafba44e59065ffd5fe6e4a42ef56)
diff --git a/web/api/src/main/java/org/onosproject/rest/resources/CoreWebApplication.java b/web/api/src/main/java/org/onosproject/rest/resources/CoreWebApplication.java
index 85997dc..67b6c96 100644
--- a/web/api/src/main/java/org/onosproject/rest/resources/CoreWebApplication.java
+++ b/web/api/src/main/java/org/onosproject/rest/resources/CoreWebApplication.java
@@ -55,7 +55,8 @@
DpisWebResource.class,
DiagnosticsWebResource.class,
UiPreferencesWebResource.class,
- SystemInfoWebResource.class
+ SystemInfoWebResource.class,
+ PacketProcessorsWebResource.class
);
}
}
diff --git a/web/api/src/main/java/org/onosproject/rest/resources/PacketProcessorsWebResource.java b/web/api/src/main/java/org/onosproject/rest/resources/PacketProcessorsWebResource.java
new file mode 100644
index 0000000..aefd84e
--- /dev/null
+++ b/web/api/src/main/java/org/onosproject/rest/resources/PacketProcessorsWebResource.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright 2015-present Open Networking Foundation
+ *
+ * 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.rest.resources;
+
+import org.onosproject.rest.AbstractWebResource;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onosproject.net.packet.PacketProcessorEntry;
+import org.onosproject.net.packet.PacketService;
+import org.slf4j.Logger;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+
+import java.util.List;
+import static org.slf4j.LoggerFactory.getLogger;
+import static org.onosproject.net.packet.PacketProcessor.ADVISOR_MAX;
+import static org.onosproject.net.packet.PacketProcessor.DIRECTOR_MAX;
+
+/**
+ * Manage inventory of packet processors.
+ */
+
+@Path("packet/processors")
+public class PacketProcessorsWebResource extends AbstractWebResource {
+
+ private final Logger log = getLogger(getClass());
+ PacketService service = get(PacketService.class);
+ private final ObjectNode root = mapper().createObjectNode();
+ private final ArrayNode pktProcNode = root.putArray("packet-processors");
+
+ /**
+ * Gets packet processors. Returns array of all packet processors.
+
+ * @onos.rsModel PacketProcessorsGet
+ * @return 200 OK with array of all packet processors.
+ */
+ @GET
+ @Produces(MediaType.APPLICATION_JSON)
+ public Response getPacketProcessors() {
+ List<PacketProcessorEntry> processors = service.getProcessors();
+ ObjectMapper mapper = new ObjectMapper();
+ for (PacketProcessorEntry p : processors) {
+ pktProcNode.add(mapper.createObjectNode()
+ .put("priority", priorityFormat(p.priority()))
+ .put("class", p.processor().getClass().getName())
+ .put("packets", p.invocations())
+ .put("avgNanos", p.averageNanos()));
+ }
+
+ return ok(root).build();
+ }
+
+ private String priorityFormat(int priority) {
+ if (priority > DIRECTOR_MAX) {
+ return "observer(" + (priority - DIRECTOR_MAX - 1) + ")";
+ } else if (priority > ADVISOR_MAX) {
+ return "director(" + (priority - ADVISOR_MAX - 1) + ")";
+ }
+ return "advisor(" + (priority - 1) + ")";
+ }
+}
diff --git a/web/api/src/main/resources/definitions/PacketProcessorsGet.json b/web/api/src/main/resources/definitions/PacketProcessorsGet.json
new file mode 100644
index 0000000..cc88dc6
--- /dev/null
+++ b/web/api/src/main/resources/definitions/PacketProcessorsGet.json
@@ -0,0 +1,44 @@
+{
+ "type": "object",
+ "title": "packet-processors",
+ "required": [
+ "packet-processors"
+ ],
+ "properties": {
+ "packet-processors": {
+ "type": "array",
+ "xml": {
+ "name": "packet-processors",
+ "wrapped": true
+ },
+ "items": {
+ "type": "object",
+ "title": "packet-processors",
+ "required": [
+ "priority",
+ "class",
+ "packets",
+ "avgNanos"
+ ],
+ "properties": {
+ "priority": {
+ "type": "string",
+ "example": "advisor(0)"
+ },
+ "class": {
+ "type": "string",
+ "example": "org.onosproject.provider.host.impl.HostLocationProvider$InternalHostProvider"
+ },
+ "packets": {
+ "type": "integer",
+ "example": 568376
+ },
+ "avgNanos": {
+ "type": "integer",
+ "example": 5683
+ }
+ }
+ }
+ }
+ }
+}