#!/bin/bash

## Variables
NOW=$(date +"%d-%m-%Y %T")
readonly NOW

## Destino del backup
readonly BACKUP_MOUNT=/sustancia/maverick
readonly BACKUP_TARGET=${BACKUP_MOUNT}/backup
readonly LOG="${BACKUP_TARGET}"/backup_maverick.log
readonly TARGET_SYSTEM_FILES=${BACKUP_TARGET}/system
readonly TARGET_FILES=${BACKUP_TARGET}/files
readonly TARGET_DOCKER=${BACKUP_TARGET}/docker
readonly TARGET_HOME=${BACKUP_TARGET}/home

## Backup de la carpeta home
readonly BACKUP_HOME=/home/sergio

## Backup de docker
readonly BACKUP_DOCKER=/home/sergio/docker
readonly BACKUP_DOCKER_VOLUMES=/var/volumes

## Monta la carpetas del nas
mount $BACKUP_MOUNT

## Empieza el proceso de backup
printf "\n\nBACKUP (%s)\n" "${NOW}" | tee "${LOG}"

## Backup de ficheros del sistema
printf "\n\n>> BACKUP SYSTEM FILES\n" | tee "${LOG}"
for i in /etc/cron.*; do
    rsync -avh --delete "$i" "${TARGET_SYSTEM_FILES}"/ | tee "${LOG}"
done
rsync -avh --delete /etc/fstab "${TARGET_SYSTEM_FILES}"/ | tee "${LOG}"

## Backup de ficheros
FILES=".gitconfig .git-credentials"
for FILE in $FILES; do
    printf "\n\n>> BACKUP FILES\n" | tee "${LOG}"
    if [ -f "${BACKUP_HOME}"/"${FILE}" ]; then
        rsync -avh --delete "${BACKUP_HOME}"/"${FILE}" "${TARGET_FILES}" | tee "${LOG}"
    fi
done

## Backup de las carpetas del directorio home
FOLDERS=".ssh"
for FOLDER in $FOLDERS; do
    if [ -d "${BACKUP_HOME}"/"${FOLDER}" ]; then
        printf "\n\n>> BACKUP %s\n" "${FOLDER}" | tee "${LOG}"
        rsync -avh --delete "${BACKUP_HOME}"/"${FOLDER}" "${TARGET_HOME}"/"${FOLDER}" | tee "${LOG}"
    fi
done

## Backup de docker compose y volumenes
docker stop "$(docker ps -q)"
FOLDER=DOCKER
if [ -d "${BACKUP_DOCKER}" ]; then
    printf "\n\n>> BACKUP %s\n" "${FOLDER}" | tee "${LOG}"
    rsync -avh --delete "${BACKUP_DOCKER}/" "${TARGET_DOCKER}/compose/" | tee "${LOG}"
fi
FOLDER=DOCKER_VOLUMES
if [ -d "${BACKUP_DOCKER_VOLUMES}" ]; then
    printf "\n\n>> BACKUP %s\n" "${FOLDER}" | tee "${LOG}"
    rsync -avh --delete "${BACKUP_DOCKER_VOLUMES}/" "${TARGET_DOCKER}/volumes/" | tee "${LOG}"
fi
docker start "$(docker ps -a -q)"