Files
nix-config/rebuild-nix-system.sh
2025-06-03 19:29:24 +02:00

40 lines
1.1 KiB
Bash
Executable File

#!/usr/bin/env bash
# Source .env file
if [ -f ".env" ]; then
source .env
else
echo "Error: No .env file found. Copy example.env to .env and set your NIXOS_HOST"
exit 1
fi
if [ -z "$NIXOS_HOST" ]; then
echo "Error: NIXOS_HOST not set in .env file"
exit 1
fi
# Validate that the host configuration exists
AVAILABLE_HOSTS=$(nix flake show --json 2>/dev/null | jq -r '.nixosConfigurations | keys[]' 2>/dev/null)
if [ $? -ne 0 ] || [ -z "$AVAILABLE_HOSTS" ]; then
echo "Warning: Could not validate host configuration. Proceeding anyway..."
else
if ! echo "$AVAILABLE_HOSTS" | grep -q "^$NIXOS_HOST$"; then
echo "Error: Host '$NIXOS_HOST' not found in flake.nix"
echo "Available hosts: $(echo $AVAILABLE_HOSTS | tr '\n' ' ')"
exit 1
fi
fi
echo "Building configuration for host: $NIXOS_HOST"
# First, run a check to see if the flake is valid
nix flake check
# Rebuild the system
sudo nixos-rebuild switch --flake ./#$NIXOS_HOST
# Clean up old generations older than 180 days
sudo nix-collect-garbage --delete-older-than 180d