Install CoreOs on linode without VM

Install CoreOs on linode without VM

1. Add a Linode
2. Create a new Disk
  CoreOS
3. Rescue > Reboot into Rescue Mode

4. Remote Access
  Launch Lish Console

5. make an install script

cat <<'EOF1' > install.sh

# add needed package
sudo apt-get update
sudo apt-get install -y curl wget whois
sudo apt-get install -y ca-certificates
#sudo apt-get install gawk -y

# get discovery url
discoveryUrl=`curl https://discovery.etcd.io/new`

# write cloud-config.yml
cat <<EOF2 > cloud-config.yml
#cloud-config

users:
  - name: core
    groups:
      - sudo
      - docker

coreos:
  etcd:
    name: node01
    discovery: $discoveryUrl

hostname: node01

EOF2

# get the coreos installation script
#wget https://raw.github.com/coreos/init/master/bin/coreos-install
wget https://raw.githubusercontent.com/coreos/init/master/bin/coreos-install

# run installation
chmod 755 coreos-install
sudo ./coreos-install \
      -d /dev/sda \
      -c cloud-config.yml \
      -C stable
EOF1

6. run install script
chmod 755 install.sh
bash install.sh

mount /dev/sda9
cat > /media/sda9/home/core/.ssh/authorized_keys <<EOF
# ... ssh keys ...
EOF

7. Create a new Configuration Profile
  Label: CoreOS
  Kernel: Direct Disk
  /dev/sda: CoreOS
  root / boot device   Standard:   /dev/sda

8. reboot

ssh core@external_ip_address

cf. https://www.linode.com/docs/tools-reference/custom-kernels-distros/install-coreos-on-your-linode
    http://tdeheurles.github.io/how-to-install-coreos-on-bare-metal/