---
heat_template_version: 2016-04-08

parameters:
    job_name:
        type: string
        description: Name of job running this template
    silo:
        type: string
        default: vm
        description: |
            String to identify a Jenkins Master

            Useful in scenarios where multiple Jenkins Masters might be
            creating VMs in the same cloud to uniquely distinguish them.

            TODO we should move to using tags once OpenStack Ocata which is
            available to us with support for server tags properties.
    ssh_key:
        type: string
        description: SSH Key name to use (Public key must exist in OpenStack)
    index:
        type: number
    group:
        type: number
        default: "0"
    vm_flavor:
        type: string
        default: 1 GB General Purpose v1
        description: OpenStack Flavor to use
    vm_image:
        type: string
        description: VM Image to spin up

resources:
    instance:
        type: "OS::Nova::Server"
        properties:
            flavor: {get_param: vm_flavor}
            image: {get_param: vm_image}
            name:
                str_replace:
                    template: SILO-JOB_NAME-GROUP-VM_TYPE-INDEX
                    params:
                        "SILO": {get_param: silo}
                        "JOB_NAME": {get_param: job_name}
                        "VM_TYPE":
                            str_split:
                                - ' - '
                                - {get_param: vm_image}
                                - 1
                        "GROUP": {get_param: group}
                        "INDEX": {get_param: index}
            networks:
                - network: RC-ODL
            key_name: {get_param: ssh_key}
            user_data: |
                #!/bin/bash
                until host git.opendaylight.org &>/dev/null
                do
                    echo "Waiting until git.opendaylight.org is resolvable..."
                done
                git clone https://git.opendaylight.org/gerrit/releng/builder /builder
                /builder/jenkins-scripts/jenkins-init-script.sh

outputs:
    ip:
        description: IP address of the instance
        value: {get_attr: [instance, networks, RC-ODL, 0]}