mirror of
https://github.com/Swarsel/.dotfiles.git
synced 2025-12-06 09:07:21 +01:00
115 lines
3.4 KiB
Bash
115 lines
3.4 KiB
Bash
# highly inspired by https://github.com/EmergentMind/nix-config/blob/dev/scripts/bootstrap-nixos.sh
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set -eo pipefail
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target_hostname=""
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target_destination=""
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target_user="swarsel"
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ssh_port="22"
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temp=$(mktemp -d)
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function help_and_exit() {
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echo
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echo "Remotely installs NixOS on a target machine using this nix-config."
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echo
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echo "USAGE: $0 -n <target_hostname> -d <target_destination> [OPTIONS]"
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echo
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echo "ARGS:"
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echo " -n <target_hostname> specify target_hostname of the target host to deploy the nixos config on."
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echo " -d <target_destination> specify ip or url to the target host."
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echo " target during install process."
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echo
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echo "OPTIONS:"
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echo " -u <target_user> specify target_user with sudo access. nix-config will be cloned to their home."
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echo " Default='${target_user}'."
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echo " --port <ssh_port> specify the ssh port to use for remote access. Default=${ssh_port}."
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echo " --impermanence Use this flag if the target machine has impermanence enabled. WARNING: Assumes /persist path."
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echo " --debug Enable debug mode."
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echo " -h | --help Print this help."
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exit 0
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}
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function cleanup() {
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rm -rf "$temp"
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}
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trap cleanup exit
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function red() {
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echo -e "\x1B[31m[!] $1 \x1B[0m"
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if [ -n "${2-}" ]; then
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echo -e "\x1B[31m[!] $($2) \x1B[0m"
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fi
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}
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function green() {
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echo -e "\x1B[32m[+] $1 \x1B[0m"
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if [ -n "${2-}" ]; then
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echo -e "\x1B[32m[+] $($2) \x1B[0m"
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fi
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}
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function yellow() {
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echo -e "\x1B[33m[*] $1 \x1B[0m"
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if [ -n "${2-}" ]; then
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echo -e "\x1B[33m[*] $($2) \x1B[0m"
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fi
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}
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function yes_or_no() {
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echo -en "\x1B[32m[+] $* [y/n] (default: y): \x1B[0m"
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while true; do
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read -rp "" yn
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yn=${yn:-y}
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case $yn in
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[Yy]*) return 0 ;;
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[Nn]*) return 1 ;;
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esac
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done
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}
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while [[ $# -gt 0 ]]; do
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case "$1" in
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-n)
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shift
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target_hostname=$1
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;;
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-d)
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shift
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target_destination=$1
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;;
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-u)
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shift
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target_user=$1
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;;
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--port)
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shift
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ssh_port=$1
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;;
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--temp-override)
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shift
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temp=$1
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;;
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--debug)
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set -x
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;;
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-h | --help) help_and_exit ;;
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*)
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echo "Invalid option detected."
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help_and_exit
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;;
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esac
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shift
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done
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ssh_cmd="ssh -oport=${ssh_port} -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -t $target_user@$target_destination"
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# ssh_root_cmd=$(echo "$ssh_cmd" | sed "s|${target_user}@|root@|") # uses @ in the sed switch to avoid it triggering on the $ssh_key value
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ssh_root_cmd=${ssh_cmd/${target_user}@/root@}
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scp_cmd="scp -oport=${ssh_port} -o StrictHostKeyChecking=no"
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git_root=$(git rev-parse --show-toplevel)
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green "Wiping known_hosts of $target_destination"
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sed -i "/$target_hostname/d; /$target_destination/d" ~/.ssh/known_hosts
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green "Generating hardware-config.nix for $target_hostname and adding it to the nix-config."
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$ssh_root_cmd "nixos-generate-config --no-filesystems --root /mnt"
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mkdir profiles/"$target_hostname"
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$scp_cmd root@"$target_destination":/mnt/etc/nixos/hardware-configuration.nix "${git_root}"/profiles/"$target_hostname"/hardware-configuration.nix
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