#cloud-config
write_files:
  - path: /etc/kontena-server.env
    permissions: 0600
    owner: root
    content: |
      KONTENA_VERSION=<%= version %>
      KONTENA_VAULT_KEY=<%= vault_secret %>
      KONTENA_VAULT_IV=<%= vault_iv %>
      <% if ssl_cert %>SSL_CERT="/etc/kontena-server.pem"

  - path: /etc/kontena-server.pem
    permissions: 0600
    owner: root
    content: | <% ssl_cert.split(/\n/).each do |row| %>
      <%= row %><% end %><% end %>
  - path: /opt/bin/kontena-haproxy.sh
    permissions: 0755
    owner: root
    content: |
      #!/bin/sh
      if [ -n "$SSL_CERT" ]; then
        SSL_CERT=$(awk 1 ORS='\\n' $SSL_CERT)
      else
        SSL_CERT="**None**"
      fi
      /usr/bin/docker run --name=kontena-server-haproxy \
        --link kontena-server-api:kontena-server-api \
        -e SSL_CERT="$SSL_CERT" \
        -p 80:80 -p 443:443 kontena/haproxy:latest
coreos:
  units:
<% unless mongodb_uri -%>
    - name: kontena-server-mongo.service
      command: start
      enable: true
      content: |
        [Unit]
        Description=kontena-server-mongo
        After=network-online.target
        After=docker.service
        Description=Kontena Server MongoDB
        Documentation=http://www.mongodb.org/
        Requires=network-online.target
        Requires=docker.service

        [Service]
        Restart=always
        RestartSec=5
        ExecStartPre=/usr/bin/docker pull mongo:3.0
        ExecStartPre=-/usr/bin/docker create --name=kontena-server-mongo-data mongo:3.0
        ExecStartPre=-/usr/bin/docker stop kontena-server-mongo
        ExecStartPre=-/usr/bin/docker rm kontena-server-mongo
        ExecStart=/usr/bin/docker run --name=kontena-server-mongo \
            --volumes-from=kontena-server-mongo-data \
            mongo:3.0 mongod --smallfiles
        ExecStop=/usr/bin/docker stop kontena-server-mongo
<% end -%>
    - name: kontena-server-api.service
      command: start
      enable: true
      content: |
        [Unit]
        Description=kontena-server-api
        After=network-online.target
        After=docker.service
        After=kontena-server-mongo.service
        Description=Kontena Master
        Documentation=http://www.kontena.io/
        Before=kontena-server-haproxy.service
        Wants=kontena-server-haproxy.service
        Requires=network-online.target
        Requires=docker.service
<% unless mongodb_uri -%>
        Requires=kontena-server-mongo.service
<% end %>

        [Service]
        Restart=always
        RestartSec=5
        EnvironmentFile=/etc/kontena-server.env
        EnvironmentFile=-/etc/kontena-server.custom.env
        ExecStartPre=-/usr/bin/docker stop kontena-server-api
        ExecStartPre=-/usr/bin/docker rm kontena-server-api
        ExecStartPre=-/usr/bin/docker pull kontena/server:${KONTENA_VERSION}
        ExecStart=/usr/bin/docker run --name kontena-server-api \
<% if mongodb_uri -%>
            -e MONGODB_URI=<%= mongodb_uri %> \
<% else -%>
            --link kontena-server-mongo:mongodb \
            -e MONGODB_URI=mongodb://mongodb:27017/kontena_server \
<% end -%>
<% if server_name -%>
            -e SERVER_NAME=<%= server_name %> \
<% end -%>
<% if initial_admin_code -%>
            -e INITIAL_ADMIN_CODE=<%= initial_admin_code %> \
<% end -%>
            -e VAULT_KEY=${KONTENA_VAULT_KEY} -e VAULT_IV=${KONTENA_VAULT_IV} \
            kontena/server:${KONTENA_VERSION}
        ExecStop=/usr/bin/docker stop kontena-server-api

    - name: kontena-server-haproxy.service
      command: start
      enable: true
      content: |
        [Unit]
        Description=kontena-server-haproxy
        After=network-online.target
        After=docker.service
        Description=Kontena Server HAProxy
        Documentation=http://www.kontena.io/
        Requires=network-online.target
        Requires=docker.service
        Requires=kontena-server-api.service

        [Service]
        Restart=always
        RestartSec=5
        EnvironmentFile=/etc/kontena-server.env
        EnvironmentFile=-/etc/kontena-server.custom.env
        ExecStartPre=-/usr/bin/docker stop kontena-server-haproxy
        ExecStartPre=-/usr/bin/docker rm kontena-server-haproxy
        ExecStartPre=-/usr/bin/docker pull kontena/haproxy:latest
        ExecStart=/opt/bin/kontena-haproxy.sh
        ExecStop=/usr/bin/docker stop kontena-server-haproxy