/
BuildEventMonitor.java
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/
BuildEventMonitor.java
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/*
* Copyright 2016 Netflix, Inc.
*
* 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.
*/
package com.netflix.spinnaker.echo.pipelinetriggers.monitor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.netflix.spectator.api.Registry;
import com.netflix.spinnaker.echo.model.Event;
import com.netflix.spinnaker.echo.model.Pipeline;
import com.netflix.spinnaker.echo.model.Trigger;
import com.netflix.spinnaker.echo.model.trigger.BuildEvent;
import com.netflix.spinnaker.echo.model.trigger.TriggerEvent;
import com.netflix.spinnaker.echo.pipelinetriggers.PipelineCache;
import com.netflix.spinnaker.kork.artifacts.model.Artifact;
import lombok.NonNull;
import lombok.val;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import rx.Observable;
import rx.functions.Action1;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
import java.util.function.Function;
import java.util.function.Predicate;
import static com.netflix.spinnaker.echo.pipelinetriggers.artifacts.ArtifactMatcher.anyArtifactsMatchExpected;
/**
* Triggers pipelines on _Orca_ when a trigger-enabled build completes successfully.
*/
@Component
public class BuildEventMonitor extends TriggerMonitor {
public static final String[] BUILD_TRIGGER_TYPES = {"jenkins", "travis"};
private final ObjectMapper objectMapper = new ObjectMapper();
private final PipelineCache pipelineCache;
@Autowired
public BuildEventMonitor(@NonNull PipelineCache pipelineCache,
@NonNull Action1<Pipeline> subscriber,
@NonNull Registry registry) {
super(subscriber, registry);
this.pipelineCache = pipelineCache;
}
@Override
public void processEvent(Event event) {
super.validateEvent(event);
if (!event.getDetails().getType().equalsIgnoreCase(BuildEvent.TYPE)) {
return;
}
BuildEvent buildEvent = objectMapper.convertValue(event, BuildEvent.class);
Observable.just(buildEvent)
.doOnNext(this::onEchoResponse)
.subscribe(triggerEachMatchFrom(pipelineCache.getPipelines()));
}
@Override
protected boolean isSuccessfulTriggerEvent(final TriggerEvent event) {
BuildEvent buildEvent = (BuildEvent) event;
BuildEvent.Build lastBuild = buildEvent.getContent().getProject().getLastBuild();
return lastBuild != null && !lastBuild.isBuilding() && lastBuild.getResult() == BuildEvent.Result.SUCCESS;
}
@Override
protected Function<Trigger, Pipeline> buildTrigger(Pipeline pipeline, TriggerEvent event) {
BuildEvent buildEvent = (BuildEvent) event;
return trigger -> pipeline.withTrigger(trigger.atBuildNumber(buildEvent.getBuildNumber()))
.withReceivedArtifacts(getArtifacts(buildEvent));
}
@Override
protected boolean isValidTrigger(final Trigger trigger) {
return trigger.isEnabled() &&
(
(isBuildTrigger(trigger) &&
trigger.getJob() != null &&
trigger.getMaster() != null)
);
}
@Override
protected Predicate<Trigger> matchTriggerFor(final TriggerEvent event, final Pipeline pipeline) {
BuildEvent buildEvent = (BuildEvent) event;
String jobName = buildEvent.getContent().getProject().getName();
String master = buildEvent.getContent().getMaster();
return trigger -> isBuildTrigger(trigger)
&& trigger.getJob().equals(jobName)
&& trigger.getMaster().equals(master)
&& anyArtifactsMatchExpected(getArtifacts(buildEvent), trigger, pipeline);
}
@Override
protected void onMatchingPipeline(Pipeline pipeline) {
super.onMatchingPipeline(pipeline);
val id = registry.createId("pipelines.triggered")
.withTag("application", pipeline.getApplication())
.withTag("name", pipeline.getName());
if (isBuildTrigger(pipeline.getTrigger())) {
id.withTag("job", pipeline.getTrigger().getJob());
}
registry.counter(id).increment();
}
private boolean isBuildTrigger(Trigger trigger) {
return Arrays.stream(BUILD_TRIGGER_TYPES).anyMatch(triggerType -> triggerType.equals(trigger.getType()));
}
private List<Artifact> getArtifacts(BuildEvent event) {
return Optional.ofNullable(event.getContent())
.map(BuildEvent.Content::getProject)
.map(BuildEvent.Project::getLastBuild)
.map(BuildEvent.Build::getArtifacts)
.orElse(Collections.emptyList());
}
}