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983911a58b
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com> Co-authored-by: Robert Kaussow <mail@thegeeklab.de>
93 lines
3.0 KiB
Python
93 lines
3.0 KiB
Python
#!/usr/bin/env python3
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"""Stop long running docker iamges."""
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import dateutil.parser
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import docker
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import docker.errors
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import requests.exceptions
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from dockertidy.config import SingleConfig
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from dockertidy.logger import SingleLog
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from dockertidy.parser import timedelta
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class AutoStop:
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"""Autostop object to handle long running containers."""
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def __init__(self):
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self.config = SingleConfig()
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self.log = SingleLog()
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self.logger = SingleLog().logger
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self.docker = self._get_docker_client()
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def stop_containers(self):
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"""Identify long running containers and terminate them."""
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client = self.docker
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config = self.config.config
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max_run_time = timedelta(config["stop"]["max_run_time"])
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prefix = config["stop"]["prefix"]
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dry_run = config["dry_run"]
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matcher = self._build_container_matcher(prefix)
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self.logger.info(
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"Stopping containers older than '{}'".format(
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timedelta(config["stop"]["max_run_time"], dt_format="%Y-%m-%d, %H:%M:%S")
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)
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)
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for container_summary in client.containers():
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container = client.inspect_container(container_summary["Id"])
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name = container["Name"].lstrip("/")
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if (
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prefix and matcher(name) and self._has_been_running_since(container, max_run_time)
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) or (not prefix and self._has_been_running_since(container, max_run_time)):
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self.logger.info(
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"Stopping container {id} {name}: running since {started}".format(
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id=container["Id"][:16],
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name=name,
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started=container["State"]["StartedAt"]
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)
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)
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if not dry_run:
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self._stop_container(client, container["Id"])
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def _stop_container(self, client, cid):
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try:
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client.stop(cid)
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except requests.exceptions.Timeout as e:
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self.logger.warning(f"Failed to stop container {cid}: {e!s}")
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except docker.errors.APIError as e:
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self.logger.warning(f"Error stopping {cid}: {e!s}")
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def _build_container_matcher(self, prefixes):
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def matcher(name):
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return any(name.startswith(prefix) for prefix in prefixes)
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return matcher
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def _has_been_running_since(self, container, min_time):
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started_at = container.get("State", {}).get("StartedAt")
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if not started_at:
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return False
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return dateutil.parser.parse(started_at) <= min_time
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def _get_docker_client(self):
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config = self.config.config
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return docker.APIClient(version="auto", timeout=config["http_timeout"])
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def run(self):
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"""Autostop main method."""
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self.logger.info("Start autostop")
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config = self.config.config
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if config["stop"]["max_run_time"]:
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self.stop_containers()
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if not config["stop"]["max_run_time"]:
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self.logger.warning("Skipped, no arguments given")
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