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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.controller.restapi.screwdriver;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.container.jdisc.HttpRequest;
import com.yahoo.container.jdisc.HttpResponse;
import com.yahoo.container.jdisc.LoggingRequestHandler;
import com.yahoo.jdisc.http.HttpRequest.Method;
import com.yahoo.slime.Cursor;
import com.yahoo.slime.Slime;
import com.yahoo.vespa.hosted.controller.Application;
import com.yahoo.vespa.hosted.controller.Controller;
import com.yahoo.vespa.hosted.controller.application.DeploymentJobs.JobType;
import com.yahoo.vespa.hosted.controller.deployment.DeploymentTrigger;
import com.yahoo.vespa.hosted.controller.restapi.ErrorResponse;
import com.yahoo.vespa.hosted.controller.restapi.Path;
import com.yahoo.vespa.hosted.controller.restapi.SlimeJsonResponse;
import com.yahoo.vespa.hosted.controller.versions.VespaVersion;
import com.yahoo.yolean.Exceptions;
import java.io.InputStream;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Scanner;
import java.util.logging.Level;
import java.util.logging.Logger;
import static java.util.stream.Collectors.groupingBy;
/**
* This API lists deployment jobs that are queued for execution on Screwdriver.
*
* @author bratseth
* @author mpolden
*/
@SuppressWarnings("unused") // Handler
public class ScrewdriverApiHandler extends LoggingRequestHandler {
private final static Logger log = Logger.getLogger(ScrewdriverApiHandler.class.getName());
private final Controller controller;
public ScrewdriverApiHandler(LoggingRequestHandler.Context parentCtx, Controller controller) {
super(parentCtx);
this.controller = controller;
}
@Override
public HttpResponse handle(HttpRequest request) {
Method method = request.getMethod();
try {
switch (method) {
case GET: return get(request);
case POST: return post(request);
default: return ErrorResponse.methodNotAllowed("Method '" + method + "' is unsupported");
}
} catch (IllegalArgumentException|IllegalStateException e) {
return ErrorResponse.badRequest(Exceptions.toMessageString(e));
} catch (RuntimeException e) {
log.log(Level.WARNING, "Unexpected error handling '" + request.getUri() + "'", e);
return ErrorResponse.internalServerError(Exceptions.toMessageString(e));
}
}
private HttpResponse get(HttpRequest request) {
Path path = new Path(request.getUri().getPath());
if (path.matches("/screwdriver/v1/release/vespa")) {
return vespaVersion();
}
if (path.matches("/screwdriver/v1/jobsToRun"))
return buildJobs(controller.applications().deploymentTrigger().computeReadyJobs().stream().collect(groupingBy(job -> job.jobType())));
return notFound(request);
}
private HttpResponse post(HttpRequest request) {
Path path = new Path(request.getUri().getPath());
if (path.matches("/screwdriver/v1/trigger/tenant/{tenant}/application/{application}")) {
return trigger(request, path.get("tenant"), path.get("application"));
}
return notFound(request);
}
private HttpResponse trigger(HttpRequest request, String tenantName, String applicationName) {
JobType jobType = Optional.of(asString(request.getData()))
.filter(s -> ! s.isEmpty())
.map(JobType::fromJobName)
.orElse(JobType.component);
Application application = controller.applications().require(ApplicationId.from(tenantName, applicationName, "default"));
controller.applications().deploymentTrigger().trigger(controller.applications().deploymentTrigger().forcedDeploymentJob(application,
jobType,
"Triggered from screwdriver/v1"));
Slime slime = new Slime();
Cursor cursor = slime.setObject();
cursor.setString("message", "Triggered " + jobType.jobName() + " for " + application.id());
return new SlimeJsonResponse(slime);
}
private HttpResponse vespaVersion() {
VespaVersion version = controller.versionStatus().version(controller.systemVersion());
if (version == null)
return ErrorResponse.notFoundError("Information about the current system version is not available at this time");
Slime slime = new Slime();
Cursor cursor = slime.setObject();
cursor.setString("version", version.versionNumber().toString());
cursor.setString("sha", version.releaseCommit());
cursor.setLong("date", version.committedAt().toEpochMilli());
return new SlimeJsonResponse(slime);
}
private HttpResponse buildJobs(Map<JobType, List<DeploymentTrigger.Job>> jobLists) {
Slime slime = new Slime();
Cursor jobTypesObject = slime.setObject();
jobLists.forEach((jobType, jobs) -> {
Cursor jobArray = jobTypesObject.setArray(jobType.jobName());
jobs.forEach(job -> {
Cursor buildJobObject = jobArray.addObject();
buildJobObject.setString("id", job.id().toString());
buildJobObject.setLong("projectId", job.projectId());
buildJobObject.setString("reason", job.reason());
buildJobObject.setString("change", job.change().toString());
buildJobObject.setLong("availableSince", job.availableSince().toEpochMilli());
buildJobObject.setString("platform", job.platform().toString());
buildJobObject.setString("application", job.application().toString());
});
});
return new SlimeJsonResponse(slime);
}
private static String asString(InputStream in) {
Scanner scanner = new Scanner(in).useDelimiter("\\A");
if (scanner.hasNext()) {
return scanner.next();
}
return "";
}
private static HttpResponse notFound(HttpRequest request) {
return ErrorResponse.notFoundError(String.format("No '%s' handler at '%s'", request.getMethod(),
request.getUri().getPath()));
}
}
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