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/*
* Copyright (c) 2000, 2020, Oracle and/or its affiliates.
*
* Licensed under the Universal Permissive License v 1.0 as shown at
* http://oss.oracle.com/licenses/upl.
*/
package com.tangosol.coherence.management.internal.resources;
import com.tangosol.coherence.management.internal.EntityMBeanResponse;
import com.tangosol.net.management.MBeanAccessor.QueryBuilder;
import java.net.URI;
import java.util.Map;
import javax.ws.rs.Consumes;
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.Response;
/**
* Handles management API requests for a member of a service.
*
* @author sr 2017.08.29
* @since 12.2.1.4.0
*/
public class ServiceMemberResource
extends AbstractManagementResource
{
// ----- constructors ---------------------------------------------------
/**
* Construct a ServiceMemberResource.
*
* @param resource the {@link AbstractManagementResource} to be used to initialize the context
*/
public ServiceMemberResource(AbstractManagementResource resource)
{
super(resource);
}
// ----- GET API --------------------------------------------------------
/**
* Return ServiceMBean(s) attributes of a service.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
*
* @return the response object
*/
@GET
@Produces(MEDIA_TYPES)
public Response get(@PathParam(SERVICE_NAME) String sServiceName, @PathParam(MEMBER_KEY) String sMemberKey)
{
return response(getResponseEntityForMbean(getQuery(sServiceName, sMemberKey), LINKS));
}
/**
* Return ConnectionManagerMBean(s) attributes of a service.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
*
* @return the response object
*/
@GET
@Produces(MEDIA_TYPES)
@Path(PROXY)
public Response getProxy(@PathParam(SERVICE_NAME) String sServiceName, @PathParam(MEMBER_KEY) String sMemberKey)
{
QueryBuilder bldrQuery = getConnectionManagerQuery(sServiceName, sMemberKey);
return response(getResponseEntityForMbean(bldrQuery, "connections"));
}
/**
* Return the list of ConnectionManager(s) of a service.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
*
* @return the response object
*/
@GET
@Produces(MEDIA_TYPES)
@Path(PROXY + "/" + CONNECTIONS)
public Response getProxyConnections(@PathParam(SERVICE_NAME) String sServiceName,
@PathParam(MEMBER_KEY) String sMemberKey)
{
QueryBuilder bldrQuery = getConnectionsQuery(sServiceName, sMemberKey);
// for proxy connections, we do not send an error even if there are no connections
return response(getResponseBodyForMBeanCollection(bldrQuery, null, getParentUri(), getCurrentUri()).toJson());
}
/**
* Return the response of "distributionState" operation of a ServiceMBean.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
*
* @return the response object
*/
@GET
@Produces(MEDIA_TYPES)
@Path(DISTRIBUTION_STATE)
public Response getDistributionState(@PathParam(SERVICE_NAME) String sServiceName,
@PathParam(MEMBER_KEY) String sMemberKey,
@QueryParam(VERBOSE) Boolean verbose)
{
String[] asSignature = {boolean.class.getName()};
Object[] aoArguments = {verbose != null ? verbose : false};
QueryBuilder bldrQuery = getQuery(sServiceName, sMemberKey);
return response(getResponseFromMBeanOperation(bldrQuery,
"distributionState", "reportDistributionState", aoArguments, asSignature));
}
/**
* Return the response of "reportOwnership" operation of a ServiceMBean.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
* @param fVerbose flat to determin if verbose output is needed
*
* @return the response object
*/
@GET
@Produces(MEDIA_TYPES)
@Path(OWNERSHIP)
public Response getOwnership(@PathParam(SERVICE_NAME) String sServiceName,
@PathParam(MEMBER_KEY) String sMemberKey,
@QueryParam(VERBOSE) Boolean fVerbose)
{
String[] asSignature = {boolean.class.getName()};
Object[] aoArguments = {fVerbose != null ? fVerbose : false};
QueryBuilder bldrQuery = getQuery(sServiceName, sMemberKey);
return response(getResponseFromMBeanOperation(bldrQuery,
"ownership", "reportOwnership", aoArguments, asSignature));
}
// ----- POST API(Operations) -------------------------------------------
/**
* Call "resetStatistics" operation on ServiceMBean.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
*
* @return the response object
*/
@POST
@Produces(MEDIA_TYPES)
@Consumes(MEDIA_TYPES)
@Path(RESET_STATS)
public Response resetStatistics(@PathParam(SERVICE_NAME) String sServiceName,
@PathParam(MEMBER_KEY) String sMemberKey)
{
return executeMBeanOperation(getQuery(sServiceName, sMemberKey), RESET_STATS, null, null);
}
/**
* Call "start/stop/shutdown" operation on ServiceMBean.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
*
* @return the response object
*/
@POST
@Produces(MEDIA_TYPES)
@Consumes(MEDIA_TYPES)
@Path("{operationName:start|stop|shutdown}")
public Response executeNoArgOperation(@PathParam(SERVICE_NAME) String sServiceName,
@PathParam(MEMBER_KEY) String sMemberKey,
@PathParam(OPERATION_NAME) String sOperationName)
throws Exception
{
return executeMBeanOperation(getQuery(sServiceName, sMemberKey), sOperationName, null, null);
}
// ----- POST API(Update) -----------------------------------------------
/**
* Update a ServiceMBean with the parameters present in the input entity map.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
* @param entity the input entity map containing the updated attributes
*
* @return the response object
*/
@POST
@Produces(MEDIA_TYPES)
@Consumes(MEDIA_TYPES)
public Response updateAttributes(@PathParam(SERVICE_NAME) String sServiceName,
@PathParam(MEMBER_KEY) String sMemberKey,
Map entity)
{
return update(entity, getQuery(sServiceName, sMemberKey));
}
// ----- Child Resources ------------------------------------------------
// ----- AbstractManagementResource methods -------------------------------------------
@Override
protected EntityMBeanResponse getQueryResult(Map mapQuery, Map mapArguments, URI uriParent)
{
String sMemberId = mapArguments.get(MEMBER_KEY);
String sServiceName = mapArguments.get(NAME);
URI uriSelf = getSubUri(uriParent, sMemberId);
EntityMBeanResponse response = getLinksOnlyResponseBody(uriParent, uriSelf, getLinksFilter(mapQuery), LINKS);
Map mapResponse = response.getEntity();
Object oChildren = mapQuery == null ? null : mapQuery.get(CHILDREN);
if (oChildren != null && oChildren instanceof Map)
{
QueryBuilder bldrQuery = getConnectionManagerQuery(sServiceName, sMemberId);
addChildMbeanQueryResult(PROXY, bldrQuery, mapResponse, (Map) oChildren, CONNECTIONS);
}
return response;
}
// ----- ServiceMemberResource methods-----------------------------------
/**
* MBean query to retrieve ServiceMBean for the provided service running in a member.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
*
* @return the MBean query builder
*/
protected QueryBuilder getQuery(String sServiceName, String sMemberKey)
{
return createQueryBuilder().withBaseQuery(SERVICE_MEMBERS_QUERY + sServiceName).withMember(sMemberKey);
}
/**
* MBean query to retrieve ConnectionManager for the proxy service running in a member.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
*
* @return the MBean query builder
*/
protected QueryBuilder getConnectionManagerQuery(String sServiceName, String sMemberKey)
{
return createQueryBuilder().withBaseQuery(CONNECTION_MANAGER_QUERY + sServiceName)
.withMember(sMemberKey);
}
/**
* MBean query to retrieve ConnectionMBean for the proxy service running in a member.
*
* @param sServiceName the service name
* @param sMemberKey the member key, can be a member name or node Id
*
* @return the MBean query builder
*/
protected QueryBuilder getConnectionsQuery(String sServiceName, String sMemberKey)
{
return createQueryBuilder().withBaseQuery(CONNECTIONS_QUERY + sServiceName).withMember(sMemberKey);
}
// ----- constants ------------------------------------------------------
public static final String DISTRIBUTION_STATE = "distributionState";
public static final String OWNERSHIP = "ownership";
public static final String[] LINKS = {PROXY, DISTRIBUTION_STATE, OWNERSHIP};
}
