Simple object store.

templates/simple-object-storage/restore.sh

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+#!/bin/bash
+
+# RESTORE SCRIPT
+# The restore script is OPTIONAL.
+# It is used to restore the service on the server from a backup file.
+# It is called with one argument: the path to the backup file.
+
+source "$(dirname "$0")/_common.sh"
+check_required_env_vars "CONTAINER_NAME" "VOLUME_NAME"
+
+# Get backup file path from first argument
+BACKUP_FILE="$1"
+if [ -z "$BACKUP_FILE" ]; then
+    die "Backup file path not provided"
+fi
+
+TEMP_DIR=$2
+if [ -z "$TEMP_DIR" ]; then
+    die "Temporary directory not provided"
+fi
+
+# Check if backup file already exists
+if [ ! -f "$BACKUP_FILE" ]; then
+    die "Backup file $BACKUP_FILE does not exist"
+fi
+
+# # Stop container before backup
+bash ./uninstall.sh || die "Failed to uninstall service before restore"
+
+# Remove existing data folder
+echo "Deleting ALL data in $VOLUME_NAME."
+
+docker run --rm -v ${VOLUME_NAME}:/data alpine sh -c "\
+rm -rf /data/*"
+
+echo "Restoring data from $BACKUP_FILE to $VOLUME_NAME."
+docker run --rm \
+    -v ${VOLUME_NAME}:/data \
+    -v ${BACKUP_FILE}:/backup.tar.gz \
+    alpine sh -c "\
+        tar xzvf /backup.tar.gz -C /data --strip-components=1"
+
+# reinstall service - ensure everything is latest.
+bash ./install.sh || die "Failed to reinstall service after restore"
+
+echo "Restore complete! Service is running again on port $HOST_PORT with restored content."