1
0
Fork 0
nix-configuration/bin/nixos-upgrade-script.sh

90 lines
2.4 KiB
Bash
Executable file

#!/usr/bin/env bash
# Wrapper script for nixos-rebuild
# Configuration parameters
operation="switch" # The nixos-rebuild operation to use
hostname=$(hostname) # The name of the host to build
flakeDir="." # Path to the flake file (and optionally the hostname)
remainingArgs="" # All remaining arguments that haven't been processed
commit=true # Whether to update git (true by default)
buildHost="" # Which host to build the system on.
function usage() {
echo "Usage: nixos-upgrade-script.sh [-o|--operation operation] [-f|--flake path-to-flake-file] [extra nixos-rebuild parameters]"
echo "Options:"
echo " -h | --help Show this help screen."
echo " -o | --operation The nixos-rebuild operation to perform."
echo " -H | --host The host to build."
echo " -f | --flake <path> The path to the flake file (and optionally the hostname)."
echo " -n | --no-commit Don't update and commit the lock file."
echo " --build-host <hostname> The SSH name of the host to build the system on."
exit 2
}
function run_operation {
echo "Full operation: nixos-rebuild $1 --flake $flakeDir#$hostname $( [ "$buildHost" != "" ] && echo "--build-host $buildHost" ) $remainingArgs --use-remote-sudo"
nixos-rebuild $operation --flake .#$hostname $remainingArgs --use-remote-sudo
# Only request super-user permission if we're switching
#if [[ "$1" =~ ^(switch|boot|test)$ ]]; then
# nixos-rebuild $operation --flake .#$hostname $remainingArgs --use-remote-sudo
#else
# nixos-rebuild $operation --flake .#$hostname $remainingArgs
#fi
}
# Argument processing logic shamelessly stolen from https://stackoverflow.com/questions/192249/how-do-i-parse-command-line-arguments-in-bash
POSITIONAL_ARGS=()
while [[ $# -gt 0 ]]; do
case "$1" in
--build-host|-b)
buildHost="$2"
shift
shift
;;
--host|--hostname|-H)
hostname="$2"
shift
shift
;;
--flake|-f)
flakeDir="$2"
shift
shift
;;
--no-commit|-n)
commit=false
shift
shift
;;
--operation|-o)
operation="$2"
shift
shift
;;
--help|-h)
usage
shift
;;
*)
POSITIONAL_ARGS+=("$1") # save positional arg
shift # past argument
;;
esac
done
remainingArgs=${POSITIONAL_ARGS[@]}
set -- "${POSITIONAL_ARGS[@]}" # restore positional parameters
cd $flakeDir
git pull
if [ $commit = true ]; then
echo "Update and push lock file"
nix flake update --commit-lock-file
git push
fi
run_operation $operation
exit 0