com.netflix.spinnaker.clouddriver.google.health.GoogleHealthIndicator.groovy Maven / Gradle / Ivy
/*
* Copyright 2015 Google, 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.clouddriver.google.health
import com.netflix.spectator.api.Registry
import com.netflix.spinnaker.clouddriver.google.GoogleExecutorTraits
import com.netflix.spinnaker.clouddriver.google.security.GoogleCredentials
import com.netflix.spinnaker.clouddriver.google.security.GoogleNamedAccountCredentials
import com.netflix.spinnaker.clouddriver.security.AccountCredentialsProvider
import groovy.transform.InheritConstructors
import org.slf4j.Logger
import org.slf4j.LoggerFactory
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.actuate.health.Health
import org.springframework.boot.actuate.health.HealthIndicator
import org.springframework.http.HttpStatus
import org.springframework.scheduling.annotation.Scheduled
import org.springframework.stereotype.Component
import org.springframework.web.bind.annotation.ResponseStatus
import java.util.concurrent.atomic.AtomicReference
@Component
class GoogleHealthIndicator implements HealthIndicator, GoogleExecutorTraits {
private static final Logger LOG = LoggerFactory.getLogger(GoogleHealthIndicator)
@Autowired
Registry registry
@Autowired
AccountCredentialsProvider accountCredentialsProvider
private final AtomicReference lastException = new AtomicReference<>(null)
@Override
Health health() {
def ex = lastException.get()
if (ex) {
throw ex
}
new Health.Builder().up().build()
}
@Scheduled(fixedDelay = 300000L)
void checkHealth() {
try {
Set googleCredentialsSet = accountCredentialsProvider.all.findAll {
it instanceof GoogleNamedAccountCredentials
} as Set
for (GoogleNamedAccountCredentials accountCredentials in googleCredentialsSet) {
try {
// This verifies that the specified credentials are sufficient to access the referenced project.
timeExecute(accountCredentials.compute.projects().get(accountCredentials.project),
"compute.projects.get",
TAG_SCOPE, SCOPE_GLOBAL)
} catch (IOException e) {
throw new GoogleIOException(e)
}
}
lastException.set(null)
} catch (Exception ex) {
LOG.warn "Unhealthy", ex
lastException.set(ex)
}
}
@ResponseStatus(value = HttpStatus.SERVICE_UNAVAILABLE, reason = "Problem communicating with Google.")
@InheritConstructors
static class GoogleIOException extends RuntimeException {}
}