package com.thinkbiganalytics.rest.controller;
/*-
* #%L
* thinkbig-service-app
* %%
* Copyright (C) 2017 ThinkBig Analytics
* %%
* 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.
* #L%
*/
import com.thinkbiganalytics.KyloVersion;
import com.thinkbiganalytics.metadata.api.app.KyloVersionProvider;
import com.thinkbiganalytics.security.GroupPrincipal;
import com.thinkbiganalytics.security.rest.model.UserPrincipal;
import org.springframework.security.authentication.jaas.JaasGrantedAuthority;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.stereotype.Component;
import java.util.stream.Collectors;
import javax.inject.Inject;
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 io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;
/**
* Controller used by 'About Kylo' popup
*/
@Api(tags = "Configuration", produces = "application/text")
@Path("/v1/about")
@Component
public class AboutKyloController {
@Inject
KyloVersionProvider kyloVersionProvider;
/**
* Gets information about the current user.
*/
@GET
@Path("/me")
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation("Gets information about the current user.")
@ApiResponses(
@ApiResponse(code = 200, message = "Returns the user.", response = UserPrincipal.class)
)
public Response getCurrentUser() {
// Create principal from current user
final Authentication auth = SecurityContextHolder.getContext().getAuthentication();
final UserPrincipal user = new UserPrincipal();
user.setEnabled(true);
if (auth.getPrincipal() instanceof UserDetails) {
final UserDetails details = (UserDetails) auth.getPrincipal();
user.setGroups(details.getAuthorities().stream()
.map(GrantedAuthority::getAuthority)
.collect(Collectors.toSet()));
user.setSystemName(details.getUsername());
} else {
user.setGroups(auth.getAuthorities().stream()
.filter(JaasGrantedAuthority.class::isInstance)
.map(JaasGrantedAuthority.class::cast)
.filter(authority -> authority.getPrincipal() instanceof GroupPrincipal)
.map(JaasGrantedAuthority::getAuthority)
.collect(Collectors.toSet()));
user.setSystemName(auth.getPrincipal().toString());
}
// Return principal
return Response.ok(user).build();
}
/**
* Get Kylo Version for showing in UI About Dialog Box.
*/
@GET
@Path("/version")
@Produces(MediaType.TEXT_PLAIN)
@ApiOperation("Gets the version number of Kylo.")
@ApiResponses(
@ApiResponse(code = 200, message = "Returns the version number.", response = String.class)
)
public Response getKyloVersion() {
final String VERSION_NOT_AVAILABLE = "Not Available";
KyloVersion kyloVersion = kyloVersionProvider.getCurrentVersion();
if (kyloVersion != null) {
return Response.ok(kyloVersion.getVersion()).build();
} else {
return Response.ok(VERSION_NOT_AVAILABLE).build();
}
}
}