infra/1-coreos/2-install-coreos/readme.md

1. Download CoreOS "Live DVD" iso from https://fedoraproject.org/coreos/download?stream=stable#baremetal For archival and for use in unraid these are stored at smb://betelgeuse-seven-unraid.local/isos

2. Boot ISO On unraid

   1. VMS > ADD VM > Linux/CoreOS
   2. Set OS Install ISO to downloaded iso
   3. Choose Primary vDisk Size, say 10GB (they recommend 8GiB min but 8GB is less than that)

3. Connect On unraid: VMS > (VM Icon, left click) > VM Console(VNC)

4. Identify disk to install to sudo vdisk -l, on unraid this was /dev/vda

5. Host the ignition file for the installer to see Run python3 -m http.server 8080 (from the folder with the ignition files)

6. Install CoreOS

   1. Get the OS on disk for tshe first time sudo coreos-installer install /dev/vda --insecure-ignition --ignition-url http://192.168.1.115:8080/jaglan-beta-m42.ign
   2. Reboot to injest ignition file and provision sudo reboot ssh should now work with the user's ssh keys from ignition file
   3. Wait, the initial service will install the hashistack and reboot again

7. Boostrapping the consul cluster

   1. Run consul agent -boostrap-expect 1 -bind 192.168.1.115 -ui -config-file ./etc/consul.d/consul.hcl locally
   2. Check the ui at http://localhost:8500/ui to ensure that the expected nodes are shown

Useful Debugging Commands

sudo systemctl start consul Read consul startup logs: sudo journalctl -xeu consul.service Start the consul UI locally: consul agent -bind 192.168.1.115 -ui -config-file ./etc/consul.d/consul.hcl