nixconfig/kopiascript.sh
2025-07-23 00:27:24 -07:00

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# Ensure Kopia is in the PATH for systemd execution
PATH=/run/current-system/sw/bin:$PATH
# Exit on error
set -e
LOG_TAG="kopia-backup-nixos-server"
# --- Configuration ---
# Add full paths to directories you want to back up
DIRECTORIES_TO_BACKUP=(
"/etc"
"/srv"
"/var/log"
"/home/"
"/var/lib/"
"/root/"
"/storage"
# Be specific for home directories if not backing up all of /home
# Add more paths as needed
)
# --- Backup Logic ---
logger -t "$LOG_TAG" "Starting Kopia backup process for NixOS server."
# Connect to repository (Kopia will use existing config if already connected and valid)
# This is a safety check; normally not needed if `kopia repository connect` was successful earlier.
# If you encounter issues, you might need to ensure the environment for systemd can find the kopia config.
# For simplicity, we assume the `sudo kopia repository connect` in Step 2 established the connection.
for dir_path in "${DIRECTORIES_TO_BACKUP[@]}"; do
if [ -d "$dir_path" ]; then
logger -t "$LOG_TAG" "Backing up directory: $dir_path"
# The username and hostname from the 'connect' command will be used by default.
# You can add specific tags for better organization.
kopia snapshot create "$dir_path" --tags "path:$dir_path"
logger -t "$LOG_TAG" "Successfully backed up: $dir_path"
else
logger -t "$LOG_TAG" "Directory not found, skipping: $dir_path"
fi
done
logger -t "$LOG_TAG" "Kopia backup process completed."
# Optional: Run Kopia maintenance (can also be a separate timer)
# logger -t "$LOG_TAG" "Running Kopia maintenance."
#kopia maintenance run --full
#logger -t "$LOG_TAG" "Kopia maintenance finished."