/*
* 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.usergrid.chop.webapp.coordinator.rest;
import java.util.Collection;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.apache.usergrid.chop.api.RestParams;
import org.apache.usergrid.chop.api.Runner;
import org.apache.usergrid.chop.stack.SetupStackSignal;
import org.apache.usergrid.chop.stack.SetupStackState;
import org.apache.usergrid.chop.webapp.coordinator.RunnerCoordinator;
import org.apache.usergrid.chop.webapp.coordinator.StackCoordinator;
import org.apache.usergrid.chop.webapp.dao.model.BasicModule;
import org.safehaus.jettyjam.utils.TestMode;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.annotation.Nullable;
import javax.ws.rs.Consumes;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
/**
* REST operation to destroy queried stack's running instances
*/
@Singleton
@Produces( MediaType.APPLICATION_JSON )
@Path( DestroyResource.ENDPOINT)
public class DestroyResource extends TestableResource implements RestParams {
public final static String ENDPOINT = "/destroy";
private static final Logger LOG = LoggerFactory.getLogger( DestroyResource.class );
@Inject
private StackCoordinator stackCoordinator;
@Inject
private RunnerCoordinator runnerCoordinator;
public DestroyResource() {
super( ENDPOINT );
}
@POST
@Consumes( MediaType.APPLICATION_JSON )
@Produces( MediaType.APPLICATION_JSON )
@Path( "/stack" )
public Response stack(
@QueryParam( RestParams.COMMIT_ID ) String commitId,
@QueryParam( RestParams.MODULE_ARTIFACTID ) String artifactId,
@QueryParam( RestParams.MODULE_GROUPID ) String groupId,
@QueryParam( RestParams.MODULE_VERSION ) String version,
@QueryParam( RestParams.USERNAME ) String user,
@Nullable @QueryParam( TestMode.TEST_MODE_PROPERTY ) String testMode
) {
if( inTestMode( testMode ) ) {
LOG.info( "Calling /destroy/stack in test mode ..." );
LOG.info( " Commit Id: {}", commitId );
LOG.info( " Group Id: {}", groupId );
LOG.info( " Artifact Id: {}", artifactId );
LOG.info( " Version: {}", version );
LOG.info( " User: {}", user );
}
else {
LOG.info( "Calling /destroy/stack" );
}
SetupStackState status = stackCoordinator.stackStatus( commitId, artifactId, groupId, version, user );
if( inTestMode( testMode ) ) {
return Response.status( Response.Status.CREATED )
.entity( status )
.type( MediaType.APPLICATION_JSON )
.build();
}
if( ! status.accepts( SetupStackSignal.DESTROY ) ) {
return Response.status( Response.Status.OK )
.entity( "Stack is " + status.toString() + ", will not destroy." )
.type( MediaType.APPLICATION_JSON )
.build();
}
LOG.debug( "Stack is {}, destroying... ", status.toString() );
// Unregister runners first
String moduleId = BasicModule.createId( groupId, artifactId, version );
Collection<Runner> runners = runnerCoordinator.getRunners( user, commitId, moduleId );
for( Runner runner: runners ) {
if( ! runnerCoordinator.unregister( runner.getUrl() ) ) {
LOG.warn( "Could not unregister runner at {}.", runner.getUrl() );
}
}
// Destroy all stack instances and remove it from stack registry
stackCoordinator.destroyStack( commitId, artifactId, groupId, version, user );
return Response.status( Response.Status.CREATED )
.entity( "Destroyed the stack" )
.type( MediaType.APPLICATION_JSON )
.build();
}
}