RancherOS cloud-config.yml samples

cloud-config.yml

# start container-cron after user Docker is started #
# https://github.com/rancher/os/issues/2846

#cloud-config
rancher:
write_files:
  - path: /etc/rc.local
    permissions: "0755"
    owner: root
    content: |
      #!/bin/bash
      wait-for-docker
      ros s enable container-cron
      ros s up container-cron


# wait for connectivity then mount nfs #
# https://github.com/rancher/os/issues/2606

write_files:
- content: |+
    #!/bin/bash
    until ping -c1 172.22.100.101  &>/dev/null; do sleep 1; done
    mount -t nfs4 172.22.100.101:/ /mnt/nfs
  owner: root
  path: /etc/rc.local
  permissions: "0755"
  

# wait for dns/dhcp before starting custom service
# https://github.com/rancher/os/issues/2882

write_files:
  - path: /etc/rc.local
    permissions: "0755"
    owner: root
    content: |
      #!/bin/bash
      ...
      ...
      ## wait dns      
      while ! nslookup docker.io >/dev/null 2>/dev/null; do
        echo "wait for nameserver init"
        sleep 1  
      done
      ros s up <service>