Step by Step Setup Guide for Swarm Cronjobs

       

 

 

 

 

Introduction

This wiki article will guide you through the setup of Docker Swarm Cronjobs. Follow the steps below to deploy and configure cron-like scheduled tasks in your Docker Swarm environment efficiently.

Setup Guide

Step 1: Create a Docker Compose YAML

Create a Docker Compose file with the latest image:

version: "3.2"

services:
  swarm-cronjob:
    image: crazymax/swarm-cronjob:latest
    volumes:
      - "/var/run/docker.sock:/var/run/docker.sock"
    environment:
      - "TZ=Europe/Paris"
      - "LOG_LEVEL=info"
      - "LOG_JSON=false"
    deploy:
      placement:
        constraints:
          - node.role == manager

Change the TZ environment variable to match your timezone.

 

Step 2: Deploy the Stack

Run the stack using one of the following methods:

• Command Line: Use the command:

docker stack deploy -c docker-compose.yaml swarm-cronjob

• Portainer GUI: Follow the steps in the Portainer Introduction guide to deploy the stack.

If you are interested in configuring a System Prune job, check out the System Prune Configuration Guide.