version: '2'
catalog:
  name: "CoreDNS"
  version: "1.0.1"
  minimum_rancher_version: v1.6.14
  description: "CoreDNS is a DNS server that chains plugins and provides such DNS Services like Etcd & Kubernetes. For kubernetes, please use helm coredns's chart."
  questions:
    - variable: "PUBLISH_PORT"
      description: "Port to publish coredns service."
      label: "Publish port"
      required: true
      default: "53"
      type: "int"
    - variable: "ZONES"
      label: "DNS zone names"
      description: "The name of an existing zone in which to create the records."
      type: "string"
      default: "rancher.io"
      required: true
    - variable: "ROOT_PATH"
      label: "Etcd root path"
      description: "Etcd root path which is used to save records."
      default: "/skydns"
      type: "string"
      required: true
    - variable: "ETCD_ENDPOINTS"
      label: "Etcd endpoints"
      description: "Etcd service endpoints which support multiple parameters separated by comma."
      type: "string"
      default: ""
      required: true
    - variable: "UPSTREAM"
      label: "Upstream for dns"
      description: "The DNS server upstream."
      type: "string"
      default: "/etc/resolv.conf"
      required: false
    - variable: "FORWARDS"
      label: "Forward addresses"
      description: "The address which to be forwarded DNS query."
      type: "string"
      default: "8.8.8.8:53,8.8.4.4:53"
    - variable: "PLUGIN_PROM"
      label: "Prometheus plugin support"
      description: "Whether to enable prometheus plugin."
      type: "boolean"
      default: true
      required: true
    - variable: "PLUGIN_ERRORS"
      label: "Errors plugin support"
      description: "Whether to enable errors plugin."
      type: "boolean"
      default: true
      required: true
    - variable: "PLUGIN_LOG"
      label: "Log plugin support"
      description: "Whether to enable log plugin."
      type: "boolean"
      default: true
      required: true
    - variable: "PLUGIN_PROXY"
      label: "Proxy plugin support"
      description: "Whether to enable proxy plugin."
      type: "boolean"
      default: true
      required: true
    - variable: "PLUGIN_CACHE"
      label: "Cache plugin support"
      description: "Whether to enable cache plugin."
      type: "boolean"
      default: true
      required: true
    - variable: "PLUGIN_LOADBALANCE"
      label: "Loadbalance plugin support"
      description: "Whether to enable loadbalance plugin."
      type: "boolean"
      default: true
      required: true
services:
  coredns:
    scale: 1
    health_check:
      response_timeout: 4000
      healthy_threshold: 2
      port: 8080
      unhealthy_threshold: 3
      initializing_timeout: 60000
      interval: 2000
      strategy: recreate
      request_line: GET "/health" "HTTP/1.0"
      reinitializing_timeout: 60000