/*
* Copyright 2015-present 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.rest.resources;
import com.fasterxml.jackson.databind.node.ObjectNode;
import org.onosproject.app.ApplicationAdminService;
import org.onosproject.core.Application;
import org.onosproject.core.ApplicationId;
import org.onosproject.core.CoreService;
import org.onosproject.rest.AbstractWebResource;
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
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.MediaType;
import javax.ws.rs.core.Response;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Set;
import static org.onlab.util.Tools.nullIsNotFound;
/**
* Manage inventory of applications.
*/
@Path("applications")
public class ApplicationsWebResource extends AbstractWebResource {
private static final String APP_ID_NOT_FOUND = "Application ID is not found";
private static final String APP_NOT_FOUND = "Application is not found";
private static final String URL = "url";
private static final String ACTIVATE = "activate";
/**
* Get all installed applications.
* Returns array of all installed applications.
*
* @return 200 OK
* @onos.rsModel Applications
*/
@GET
public Response getApps() {
ApplicationAdminService service = get(ApplicationAdminService.class);
Set<Application> apps = service.getApplications();
return ok(encodeArray(Application.class, "applications", apps)).build();
}
/**
* Get application details.
* Returns details of the specified application.
*
* @param name application name
* @return 200 OK; 404; 401
* @onos.rsModel Application
*/
@GET
@Path("{name}")
public Response getApp(@PathParam("name") String name) {
ApplicationAdminService service = get(ApplicationAdminService.class);
ApplicationId appId = nullIsNotFound(service.getId(name), APP_NOT_FOUND);
return response(service, appId);
}
/**
* Install a new application.
* Uploads application archive stream and optionally activates the
* application.
* @param raw json object containing location (url) of application oar
* @return 200 OK; 404; 401
*/
@POST
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
public Response installApp(InputStream raw) {
Application app;
try {
ObjectNode jsonTree = (ObjectNode) mapper().readTree(raw);
URL url = new URL(jsonTree.get(URL).asText());
boolean activate = false;
if (jsonTree.has(ACTIVATE)) {
activate = jsonTree.get(ACTIVATE).asBoolean();
}
ApplicationAdminService service = get(ApplicationAdminService.class);
app = service.install(url.openStream());
if (activate) {
service.activate(app.id());
}
} catch (IOException ex) {
throw new IllegalArgumentException(ex);
}
return ok(codec(Application.class).encode(app, this)).build();
}
/**
* Install a new application.
* Uploads application archive stream and optionally activates the
* application.
*
* @param activate true to activate app also
* @param stream application archive stream
* @return 200 OK; 404; 401
*/
@POST
@Consumes(MediaType.APPLICATION_OCTET_STREAM)
@Produces(MediaType.APPLICATION_JSON)
public Response installApp(@QueryParam("activate")
@DefaultValue("false") boolean activate,
InputStream stream) {
ApplicationAdminService service = get(ApplicationAdminService.class);
Application app = service.install(stream);
if (activate) {
service.activate(app.id());
}
return ok(codec(Application.class).encode(app, this)).build();
}
/**
* Uninstall application.
* Uninstalls the specified application deactivating it first if necessary.
*
* @param name application name
* @return 204 NO CONTENT
*/
@DELETE
@Path("{name}")
public Response uninstallApp(@PathParam("name") String name) {
ApplicationAdminService service = get(ApplicationAdminService.class);
ApplicationId appId = service.getId(name);
service.uninstall(appId);
return Response.noContent().build();
}
/**
* Activate application.
* Activates the specified application.
*
* @param name application name
* @return 200 OK; 404; 401
*/
@POST
@Produces(MediaType.APPLICATION_JSON)
@Path("{name}/active")
public Response activateApp(@PathParam("name") String name) {
ApplicationAdminService service = get(ApplicationAdminService.class);
ApplicationId appId = nullIsNotFound(service.getId(name), APP_NOT_FOUND);
service.activate(appId);
return response(service, appId);
}
/**
* De-activate application.
* De-activates the specified application.
*
* @param name application name
* @return 200 OK; 404; 401
*/
@DELETE
@Produces(MediaType.APPLICATION_JSON)
@Path("{name}/active")
public Response deactivateApp(@PathParam("name") String name) {
ApplicationAdminService service = get(ApplicationAdminService.class);
ApplicationId appId = service.getId(name);
service.deactivate(appId);
return response(service, appId);
}
/**
* Registers an on or off platform application.
*
* @param name application name
* @return 200 OK; 404; 401
* @onos.rsModel ApplicationId
*/
@POST
@Produces(MediaType.APPLICATION_JSON)
@Path("{name}/register")
public Response registerAppId(@PathParam("name") String name) {
CoreService service = get(CoreService.class);
ApplicationId appId = service.registerApplication(name);
return response(appId);
}
/**
* Gets applicationId entry by either id or name.
*
* @param id id of application
* @param name name of application
* @return 200 OK; 404; 401
* @onos.rsModel ApplicationId
*/
@GET
@Produces(MediaType.APPLICATION_JSON)
@Path("ids/entry")
public Response getAppIdByName(@QueryParam("id") String id,
@QueryParam("name") String name) {
CoreService service = get(CoreService.class);
ApplicationId appId = null;
if (id != null) {
appId = service.getAppId(Short.valueOf(id));
} else if (name != null) {
appId = service.getAppId(name);
}
return response(appId);
}
/**
* Gets a collection of application ids.
* Returns array of all registered application ids.
*
* @return 200 OK; 404; 401
* @onos.rsModel ApplicationIds
*/
@GET
@Produces(MediaType.APPLICATION_JSON)
@Path("ids")
public Response getAppIds() {
CoreService service = get(CoreService.class);
Set<ApplicationId> appIds = service.getAppIds();
return ok(encodeArray(ApplicationId.class, "applicationIds", appIds)).build();
}
private Response response(ApplicationAdminService service, ApplicationId appId) {
Application app = nullIsNotFound(service.getApplication(appId), APP_NOT_FOUND);
return ok(codec(Application.class).encode(app, this)).build();
}
private Response response(ApplicationId appId) {
ApplicationId checkedAppId = nullIsNotFound(appId, APP_ID_NOT_FOUND);
return ok(codec(ApplicationId.class).encode(checkedAppId, this)).build();
}
}