pins2-backup

#!/usr/bin/env bash
set -e

usage() {
  echo "Usage: $0 <command> [NAME] [PATH]"
  echo "Commands: archive | clean"
  echo "Expects BORG_REPO env variable to be set"
  exit 1
}

COMMAND="$1"
NAME="$2"
SOURCE_PATH="$3"

if [ -z "$SOURCE_PATH" ]; then
  usage
fi

if [ -z "$NAME" ]; then
  usage
fi

if [ -z "$BORG_REPO" ]; then
	usage
fi

case "$COMMAND" in
  archive)
    SNAP="system-$(date +%Y-%m-%d)"
    
    /usr/local/bin/with-system-snapshot "$SNAP" -- /usr/bin/borg create \
      --verbose \
      --stat \
      --progress \
      --compression zlib \
      --lock-wait 86400 \
      "${BORG_REPO}"::"$NAME"-{now} \
      "/.snapshots/$SNAP/$SOURCE_PATH"
    ;;
  clean)
    echo "Pruning ..."
    /usr/bin/borg prune \
      --list \
      --glob-archives "$NAME"- \
      --show-rc \
      --keep-daily 1 \
      --keep-weekly 1 \
      --keep-monthly 1

    echo "Compacting ..."
    /usr/bin/borg compact \
      --progress \
      "${BORG_REPO}"
    ;;
  *) usage ;;
esac