Example Nomad Levant Deployment

This is an example Levant Deployment that can be used as a base for creating other deployments.

This is the standard nomad init specification that has been converted to a Levant style deployment.

Project Website

Prerequisites

Deploy a Nomad Cluster or Developer instance https://www.nomadproject.io/docs/install
Consul should also be installed as Fabio uses this for discovery
Download [Levant]https://github.com/hashicorp/levant

Usage

Download the repository and then alter the example.nomad file and the variables.yaml file to match your deployment requirements.

Deploy

To deploy the example to your nomad cluster using levant use this command:

levant deploy -log-level=debug -var-file=variables.yaml  example.nomad

Variables

# Deployment Destination
datacenter: "dc1"
region: "global"

# Update
update:
  max_parallel: "1"
  min_healthy_time: "10s"
  healthy_deadline: "3m"
  progress_deadline: "10m"
  auto_revert: false
  canary: 0

# Migrate
migrate:
  max_parallel: 1
  health_check: "checks"
  min_healthy_time: "10s"
  healthy_deadline: "5m"

# Group
group:
  count: 1
  restart:
    attempts: 2
    interval: "30m"
    delay: "15s"
    mode: "fail"
  ephemeral_disk:
    sticky: true
    migrate: true
    size: 300
  task:
    driver: "docker"
    config:
      image: "redis:3.2"
      port_map:
        db: 6379
    logs:
      max_files: 10
      max_file_size: 15
    resources:
      cpu: 500
      memory: 512
      network:
        mbits: 1
    service:
      name: "redis-cache"
      tags: ['"global", "cache"']

lhaig / example