rancher.sh

#!/usr/bin/env bash

## Generates a password for the kernel cmdline
password="rancher"

echo "## Installing kexec-tools, aria2" && \
    apt-get update && \
    DEBIAN_FRONTEND=noninteractive apt-get install --assume-yes --show-progress kexec-tools aria2 && \
    apt-get clean

echo "## Downloading RancherOS ISO" && \
    aria2c https://github.com/rancher/os/releases/download/v1.5.5/rancheros.iso

echo "## Mounting RancherOS ISO" && \
    mount -t iso9660 rancheros.iso /mnt || echo bad iso image

echo "## Entering Mounted RancherOS ISO" && \
    [ -d /mnt/boot ] \
        && cd /mnt/ \
        || echo exit


echo "## Credentials: ${password}    (rancher)" && echo "##  Kernel-Executing RancherOS" && \
    kexec --initrd ./boot/initrd-v1.5.5 \
    --command-line="rancher.state.dev=LABEL=RANCHER_STATE rancher.state.autoformat=[/dev/nvme0n1] rancher.state.wait rancher.cloud_init.datasources=[url:https://pastebin.com/raw/xxxxxx] rancher.password=${password}" \
    ./boot/vmlinuz-4.14.138-rancher