Compose-Examples/examples/watchtower/docker-compose.yml

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version: "3.9"
services:
watchtower:
container_name: watchtower
hostname: watchtower
environment:
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#- WATCHTOWER_NOTIFICATION_EMAIL_SERVER_PORT=${SMTP_PORT:-587}
#- WATCHTOWER_NOTIFICATION_EMAIL_SERVER_USER=${SMTP_USER:-smtpuser}
#- WATCHTOWER_NOTIFICATION_EMAIL_SERVER_PASSWORD=${SMTP_PASS:-smtppass}
#- WATCHTOWER_NOTIFICATION_EMAIL_FROM=${SMTP_MAIL_FROM:-watchtower@example.com}
#- WATCHTOWER_NOTIFICATION_EMAIL_TO=${SMTP_MAIL_TO:-watchtower@example.com}
#- WATCHTOWER_NOTIFICATION_EMAIL_SERVER=${SMTP_SERVER:-smtp.google.com}
#- WATCHTOWER_HTTP_API_TOKEN=${API_TOKEN:-SecureApiToken}
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#- WATCHTOWER_NOTIFICATIONS=email
#- WATCHTOWER_MONITOR_ONLY=true
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- WATCHTOWER_SCHEDULE=0 0 6 * * * # requires a go cron syntax of 6 space-separated fields; see https://containrrr.dev/watchtower/arguments/#scheduling
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- WATCHTOWER_CLEANUP=true # remove unused images afterwards
image: containrrr/watchtower:latest
labels:
com.centurylinklabs.watchtower: true
restart: always
network_mode: "host"
volumes:
- /etc/localtime:/etc/localtime:ro
- /var/run/docker.sock:/var/run/docker.sock:ro
working_dir: /