TuDatTr IaC

Vault

• Create vault with: ansible-vault create secrets.yml
• Create entry in vault with: ansible-vault edit secrets.yml
• Add following entries:
  • vault_pi_tudattr_password: <YOURPASSWORD> (password you've setup on the device)
  • vault_aya01_tudattr_password: <YOURPASSWORD> (password you've setup on the device)
  • vault_pihole_password: <YOURPASSWORD> (arbitrary password you want to log in with)
  • vault_mysql_root_password: <YOURPASSWORD> (arbitrary password, used internally)
  • vault_mysql_user_password: <YOURPASSWORD> (arbitrary password, used internally)
  • vault_ddns_tudattrdev_password: <YOURPASSWORD> (password needed for ddns, refer to here)
  • vault_ddns_borgland_password: <YOURPASSWORD> (password needed for ddns, refer to here)

Server

• Install Debian (debian-11.5.0-amd64-netinst.iso) on remote system
• Create user (tudattr)
• Get IP of remote system (192.168.20.11)
• Create ssh-config entry

  Host aya01
    HostName 192.168.20.11
    Port 22
    User tudattr
    IdentityFile /mnt/veracrypt1/genesis
  

  • copy public key to remote system ssh-copy-id -i /mnt/veracrypt1/genesis.pub aya01
• Adjust ansible inventory
• Install sudo on remote
• add user to sudo group (with su --login without login the path will not be loaded correctly see here) and usermod -a -G sudo tudattr
• set time correctly when getting the following error

Release file for http://security.debian.org/debian-security/dists/bullseye-security/InRelease is not valid yet (invalid for another 12h 46min 9s). Updates for this repository will not be applied.

By doing on remote system (example):

sudo systemctl stop ntp.service
sudo ntpd -gq
sudo systemctl start ntp.service

RaspberryPi

• Install raspbian lite (2022-09-22-raspios-bullseye-arm64-lite.img) on pi
• Get IP of remote system (192.168.20.11)
• Create ssh-config entry

Host pi
     HostName 192.168.20.11
     Port 22
     User tudattr
     IdentityFile /mnt/veracrypt1/genesis

• enable ssh on pi
• copy public key to pi
• change user password of user on pi
• execute ansible-playbook -i production --ask-vault-pass --extra-vars '@secrets.yml' pi.yml

Mikrotik

• Create rsa-key on your device and name it mikrotik_rsa
• On mikrotik run: /user/ssh-keys/import public-key-file=mikrotik_rsa.pub user=tudattr
• Create ssh-config entry:

Host mikrotik
     HostName 192.168.70.1
     Port 2200
     User tudattr
     IdentityFile /mnt/veracrypt1/mikrotik_rsa

Todo

• Role to setup backup
• Role to load customization/configurations from backup to servers
• aya01 fstab