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fix(discovery): Respect discovery status (#1050)
Add discovery status check for triggering, polling pipelines configs, and pausing/resuming quartz based on discovery status
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51
...roovy/com/netflix/spinnaker/echo/scheduler/actions/pipeline/QuartzDiscoveryActivator.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| /* | ||
| * Copyright 2020 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.scheduler.actions.pipeline; | ||
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|
||
| import com.netflix.spinnaker.kork.discovery.InstanceStatus; | ||
| import com.netflix.spinnaker.kork.discovery.RemoteStatusChangedEvent; | ||
| import lombok.extern.slf4j.Slf4j; | ||
| import org.quartz.Scheduler; | ||
| import org.quartz.SchedulerException; | ||
| import org.springframework.context.ApplicationListener; | ||
|
|
||
| @Slf4j | ||
| public class QuartzDiscoveryActivator implements ApplicationListener<RemoteStatusChangedEvent> { | ||
| private final Scheduler scheduler; | ||
|
|
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| public QuartzDiscoveryActivator(Scheduler scheduler) { | ||
| this.scheduler = scheduler; | ||
| } | ||
|
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| @Override | ||
| public void onApplicationEvent(RemoteStatusChangedEvent event) { | ||
| if (event.getSource().getStatus() == InstanceStatus.UP) { | ||
| log.info("Instance is ${e.status}... resuming quartz scheduler"); | ||
| try { | ||
| scheduler.start(); | ||
| } catch (SchedulerException e) { | ||
| log.warn("Failed to resume quartz scheduler", e); | ||
| } | ||
| } else if (event.getSource().getPreviousStatus() == InstanceStatus.UP) { | ||
| log.info("Instance is ${e.status}... placing quartz into standby"); | ||
| try { | ||
| scheduler.standby(); | ||
| } catch (SchedulerException e) { | ||
| log.warn("Failed to place quartz scheduler into standby", e); | ||
| } | ||
| } | ||
| } | ||
| } |