nixfiles/hosts/vault/secrets.nix

{ pkgs, ... }:
let secrets-db = (import ./secrets-db.nix { });
in {
  systemd.tmpfiles.rules = [ "d /secrets - root root" ];
  environment.systemPackages = [
    (pkgs.writeShellScriptBin "init-secrets" ''
      set -e -o pipefail

      VAULT_ADDR_DEFAULT="https://vault.owo.monster"
      [ -n "$VAULT_ADDR" ] && export VAULT_ADDR="$VAULT_ADDR_DEFAULT"

      export PATH=$PATH:${pkgs.vault}/bin
      export PATH=$PATH:${pkgs.jq}/bin

      kv_get() {
        vault kv get -format json $1
      }

      simple_get() {
        kv_get $1 | jq .data.data$2 -r
      }

      simple_get "/private-public-keys/restic/Vault" .password > /secrets/restic_password 
      chown ${secrets-db.restic_password.user}:${secrets-db.restic_password.group} /secrets/restic_password 
      chmod ${secrets-db.restic_password.permissions} /secrets/restic_password

      RESTIC_USERNAME=$(simple_get "/api-keys/storage/restic/Vault" .username)
      RESTIC_PASSWORD=$(simple_get "/api-keys/storage/restic/Vault" .password)
      echo "RESTIC_REPOSITORY=rest:https://$RESTIC_USERNAME:$RESTIC_PASSWORD@storage-restic.owo.monster/Vault" > /secrets/restic_env
      chown ${secrets-db.restic_env.user}:${secrets-db.restic_env.group} /secrets/restic_env 
      chmod ${secrets-db.restic_env.permissions} /secrets/restic_env
    '')
  ];
}