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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.config.server.http.v2;
import com.yahoo.component.annotation.Inject;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.Zone;
import com.yahoo.container.jdisc.HttpRequest;
import com.yahoo.container.jdisc.HttpResponse;
import com.yahoo.jdisc.Response;
import com.yahoo.jdisc.application.BindingMatch;
import com.yahoo.vespa.config.server.ApplicationRepository;
import com.yahoo.vespa.config.server.http.HttpErrorResponse;
import com.yahoo.vespa.config.server.http.HttpHandler;
import com.yahoo.vespa.config.server.http.JSONResponse;
import com.yahoo.vespa.config.server.http.v2.request.HttpConfigRequests;
/**
* Handler for getting tenant and application for a given hostname.
*
* @author hmusum
*/
public class HostHandler extends HttpHandler {
private final ApplicationRepository applicationRepository;
@Inject
public HostHandler(HttpHandler.Context ctx, ApplicationRepository applicationRepository) {
super(ctx);
this.applicationRepository = applicationRepository;
}
@Override
public HttpResponse handleGET(HttpRequest request) {
String hostname = getBindingMatch(request).group(2);
ApplicationId applicationId = applicationRepository.getApplicationIdForHostname(hostname);
return (applicationId == null)
? createError(hostname)
: new HostResponse(Response.Status.OK, applicationId, applicationRepository.zone());
}
private HttpErrorResponse createError(String hostname) {
return HttpErrorResponse.notFoundError("Could not find any application using host '" + hostname + "'");
}
private static BindingMatch<?> getBindingMatch(HttpRequest request) {
return HttpConfigRequests.getBindingMatch(request, "http://*/application/v2/host/*");
}
private static class HostResponse extends JSONResponse {
public HostResponse(int status, ApplicationId applicationId, Zone zone) {
super(status);
object.setString("tenant", applicationId.tenant().value());
object.setString("application", applicationId.application().value());
object.setString("environment", zone.environment().value());
object.setString("region", zone.region().value());
object.setString("instance", applicationId.instance().value());
}
}
}
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