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23 lines
813 B
23 lines
813 B
"""
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Simplified example script to set replicas to zero, no error handling!
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See https://github.com/hjacobs/kube-downscaler for a production-ready controller to downscale
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"""
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import datetime, os, pykube, time
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while True:
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# loads in-cluster auth or local ~/.kube/config for testing
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config = pykube.KubeConfig.from_env()
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api = pykube.HTTPClient(config)
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# no timezone handling!
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weekday = datetime.datetime.today().isoweekday()
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is_weekend = weekday in (6, 7) or os.getenv("ALWAYS_WEEKEND")
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for deploy in pykube.Deployment.objects(api, namespace=pykube.all):
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if "scale-down-on-weekend" in deploy.annotations and is_weekend:
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print(f"Updating deployment {deploy.namespace}/{deploy.name}..")
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deploy.replicas = 0
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deploy.update()
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time.sleep(15)
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