nix/host/home/bin/Backup

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#!/usr/bin/env bash
# Source modules.
for file in /etc/bash/module/*.sh; do
source "${file}"
done
function report() {
echo "${*}"
notify "${*}"
}
# Define constants.
path_src="/storage/hot"
path_mount="/storage/cold_1"
path_backup="${path_mount}/backup"
path_docker="${path_backup}/home"
path_media="/storage/cold_1/media /storage/cold_2/media"
# Check if backup drive is mounted.
if [ ! -f "${path_mount}"/.mount ]; then
report "Backup : ${path_mount} not mounted!"
exit 1
fi
# Check if hot storage is mounted.
if [ ! -f "${path_src}"/.mount ]; then
report "Backup : ${path_src} not mounted!"
exit 1
fi
# Cd to src storage.
cd "${path_src}"
# Save media list.
find ${path_media} -type d > ${path_backup}/cold/ColdMedia.txt || report "Backup : Failed to save media list!"
cd ${path_backup}/cold/
archive_fast ColdMedia.txt && rm ColdMedia.txt || report "Backup : Failed to archive media list!"
cd -
# Backup docker.
docker=$(archive_fast docker/)
bupsize=$(tdu ${docker} | awk '{print $1}')
mv ${docker} ${path_docker}/ || report "Backup : Failed to save docker!"
# Backup some media.
cd ${path_src}/media/
paper=$(archive_fast paper/)
mv ${paper} ${path_backup}/paper/ || report "Backup : Failed to save paper!"
cd -
# Prune media copies.
cd ${path_backup}/paper/
archive_prune Paper 7
cd -
cd ${path_backup}/cold/
archive_prune ColdMediaTxt 30
cd -
# Prune old Docker copies.
cd ${path_docker}
archive_prune Docker 7
cd -
# Prune game saves.
cd "${path_backup}/save/"
archive_prune
cd -
# Sync writes.
sync
# Notify completion & size.
notify_silent "Backup : Complete ${bupsize}."
echo "Backup : Complete ${bupsize}."