#!/usr/bin/env bash

export PS4='+$0:$LINENO '

set -o errtrace
set -o pipefail
set -o xtrace

gitea_bin=/usr/local/bin/gitea
today="$(date -I)" # yyyy-mm-dd
backup_dir="/tmp/gitea-backup-$today"
storage="yandex:/backups" # rclone config, ~/.config/rclone/rclone.conf
stuff_to_copy=(
    /etc/systemd/system/gitea.service
    /etc/nginx/sites-available/gitea.conf
)

mkdir -p "$backup_dir"

for item in "${stuff_to_copy[@]}"; do
    cp -r "$item" "$backup_dir"
done

su -c "$gitea_bin dump -c /etc/gitea/app.ini -f $backup_dir/gitea_dump.zip" - git
tar -czvf "$backup_dir.tar.gz" "$backup_dir" && rm -rvf "$backup_dir"
rclone copy "$backup_dir.tar.gz" "$storage/" --progress && rm -v "$backup_dir.tar.gz"

exit "$?"