docker-crontab/config-samples/config.sample.mapping.json

{
  "cron with triggered commands": {
    "comment": "cron with triggered commands",
    "schedule": "* * * * *",
    "command": "echo hello",
    "project": "crontab",
    "container": "myapp",
    "trigger": [{ "command": "echo world", "container": "crontab_myapp_1" }]
  },
  "map a volume": {
    "comment": "map a volume",
    "schedule": "* * * * *",
    "dockerargs": "-d -v /tmp:/tmp",
    "command": "echo new",
    "image": "alpine:3.5"
  },
  "use an ENV from inside a container": {
    "comment": "use an ENV from inside a container",
    "schedule": "@hourly",
    "dockerargs": "-d -e FOO=BAR",
    "command": "sh -c 'echo hourly ${FOO}'",
    "image": "alpine:3.5"
  },
  "trigger every 2 min": {
    "comment": "trigger every 2 min",
    "schedule": "@every 2m",
    "command": "echo 2 minute",
    "image": "alpine:3.5",
    "trigger": [{ "command": "echo world", "container": "crontab_myapp_1" }]
  },
  "null": {
    "schedule": "*/5 * * * *",
    "command": "/usr/sbin/logrotate /etc/logrotate.conf"
  },
  "Regenerate Certificate then reload nginx": {
    "comment": "Regenerate Certificate then reload nginx",
    "schedule": "43 6,18 * * *",
    "command": "sh -c 'dehydrated --cron --out /etc/ssl --domain ${LE_DOMAIN} --challenge dns-01 --hook dehydrated-dns'",
    "dockerargs": "--env-file /opt/crontab/env/letsencrypt.env -v webapp_nginx_tls_cert:/etc/ssl -v webapp_nginx_acme_challenge:/var/www/.well-known/acme-challenge",
    "image": "willfarrell/letsencrypt",
    "trigger": [
      {
        "command": "sh -c '/etc/scripts/make_hpkp ${NGINX_DOMAIN} && /usr/sbin/nginx -t && /usr/sbin/nginx -s reload'",
        "project": "conduit",
        "container": "nginx"
      }
    ],
    "onstart": true
  }
}