Add inventree backup config

scripts/backup.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+# Immediatly exit on command failure (e)
+# and quit on unset variables (u)
+set -ue
+
+export BACKUP_REPO=ssh://backup_selfnet/media/backupstorage/inventree
+export BACKUP_NAME_DB="db_$(date -u +'%Y-%m-%dT%H:%M%Z')"
+export BACKUP_NAME_DATA="data_$(date -u +'%Y-%m-%dT%H:%M%Z')"
+export BACKUP_NAME_CONF="config_$(date -u +'%Y-%m-%dT%H:%M%Z')"
+export BORG_PASSPHRASE=$(cat ~/.borg_pass)
+
+echo "Backup InvenTree data folder"
+/usr/bin/borg create --compression zstd --stats ${BACKUP_REPO}::${BACKUP_NAME_DATA} ${INVENTREE_DEPLOYMENT_DIR}/data
+
+echo "Backup InvenTree config"
+/usr/bin/borg create --compression zstd --stats ${BACKUP_REPO}::${BACKUP_NAME_CONF} ${INVENTREE_DEPLOYMENT_DIR}/.env
+
+# Dump the database into borg create
+echo "Starting backup of database..."
+docker exec inventree-db pg_dump '$POSTGRES_DB' -U '$POSTGRES_USER' |
+    /usr/bin/borg create --compression zstd --stats ${BACKUP_REPO}::${BACKUP_NAME_DB} -
+
+echo "Backup done. Pruning backup-repo..."
+/usr/bin/borg prune -v --list --keep-daily=7 --keep-weekly=7 --keep-monthly=10 --keep-yearly=5 ${BACKUP_REPO}
+
+echo "Done"