cloud/mk8s/opsfile.yml

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  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information
  # regarding copyright ownership.  The ASF licenses this file
  # to you under the Apache License, Version 2.0 (the
  # "License"); you may not use this file except in compliance
  # with the License.  You may obtain a copy of the License at
  #
  #   http://www.apache.org/licenses/LICENSE-2.0
  #
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  # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  # KIND, either express or implied.  See the License for the
  # specific language governing permissions and limitations
  # under the License.
  version: "3"

  vars:
    SSH: "ssh -oStrictHostKeyChecking=no"

  env:
    KUBECONFIG:
      sh: |-
        if test -e "$OPS_TMP/kubeconfig"
        then echo "$OPS_TMP/kubeconfig"
        else echo ~/.kube/config
        fi

  tasks:

    install:
      silent: true
      #desc: install k3s with ssh in SERVER=<server> using USERNAME=<user> with sudo
      vars:
        INSTALL_USER: '{{._user_ | default "root"}}'
      cmds:
        - test -n "{{._server_}}" || die "required SERVER=<ip or host>"
        - >
          cat mk8s.sh | {{.SSH}} {{.INSTALL_USER}}@{{._server_}} 
          tee mk8s.sh >/dev/null
        - "{{.SSH}} {{.INSTALL_USER}}@{{._server_}} sudo bash mk8s.sh {{._server_}}"

    create:
      silent: true
      desc: create a mk8s with ssh in <server> using <user> with sudo
      cmds:
        - config OPERATOR_CONFIG_KUBE=microk8s
        - task: install
        - task: kubeconfig

    delete:
      silent: true
      desc: uninstall microk8s with ssh in <server> using <user> with sudo
      vars:
        INSTALL_USER: '{{._user_ | default "root"}}'
      cmds:
        - test -n "{{._server_}}" || die "please pass <server>"
        - "{{.SSH}} {{.INSTALL_USER}}@{{._server_}} sudo snap remove microk8s"
        - rm "$OPS_TMP/kubeconfig" "$OPS_TMP/mk8s-{{.SERVER}}.kubeconfig"

    status:
      desc: status of the server
      silent: true
      cmds:
        - |
          if test -e $OPS_TMP/kubeconfig
          then {{.RUN}} kubectl get nodes
          else echo "No Cluster Installed"
          fi

    info:
      silent: true
      desc: info on the server
      cmds:
        - echo KUBECONFIG="$KUBECONFIG"
        - echo SERVER_HOST="$SERVER_HOST"
        - echo SERVER_USERNNAME="$SERVER_USERNAME"

    kubeconfig:
      silent: true
      desc: recover the kubeconfig from a server with microk8s
      vars:
        INSTALL_USER: '{{._user_ | default "root"}}'
      cmds:
        - test -n "{{._server_}}" || die "please use SERVER="
        - >
          {{.SSH}} '{{.INSTALL_USER}}@{{._server_}}' 
          sudo microk8s config      
          | awk '/server:/ {$0="    server: https://{{._server_}}:16443"} 1'
          >"$OPS_TMP/kubeconfig"
        - cp "$OPS_TMP/kubeconfig" "$OPS_TMP/mk8s-{{._server_}}.kubeconfig"