#!/usr/bin/env -S nix shell nixpkgs#ssh-to-age -c bash
# shellcheck shell=bash

set -o errexit
set -o nounset
set -o pipefail

if [[ "$#" -ne 2 ]]; then
  echo "Usage: $0 <host> <sops-master-key>"
  exit 1
fi

host="$1"

age_key=$(ssh-to-age < "./hosts/$host/secrets/ssh_host_ed25519_key.pub")

find . -type f -name "sops.yaml" | while IFS= read -r sops_file; do
  sed -i "/      - &$host $age_key/d" "$sops_file"
  sed -i "/          - \*$host/d" "$sops_file"
done

sed -i "/$host/d" ./hosts/common/configs/system/ssh/default.nix
sed -i "/$host/d" ./hosts/common/configs/user/console/ssh/default.nix

"$(dirname "$0")/update-keys.sh" "$2"

rm -rf "./hosts/$host"

echo "Host $host has been successfully removed."
echo "Please remove SSH key pairs for any users that used to connect to this host."