Files
taskplaner/backup.sh
Thomas Richter c92cb3e78c feat(06-02): add environment docs and backup script
- .env.example documents all configuration options
- backup.sh creates timestamped archive of Docker volume
- Supports custom volume name via VOLUME_NAME env var
2026-02-01 13:23:48 +01:00

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#!/bin/bash
# TaskPlaner Data Backup Script
# Creates a timestamped backup of the Docker volume
set -e
# Configuration (override via environment)
BACKUP_DIR="${BACKUP_DIR:-./backups}"
VOLUME_NAME="${VOLUME_NAME:-taskplaner_taskplaner_data}"
TIMESTAMP=$(date +%Y%m%d_%H%M%S)
BACKUP_FILE="${BACKUP_DIR}/taskplaner_backup_${TIMESTAMP}.tar.gz"
# Create backup directory if needed
mkdir -p "$BACKUP_DIR"
echo "========================================="
echo "TaskPlaner Backup"
echo "========================================="
echo "Volume: $VOLUME_NAME"
echo "Output: $BACKUP_FILE"
echo ""
# Check if volume exists
if ! docker volume inspect "$VOLUME_NAME" > /dev/null 2>&1; then
echo "Error: Volume '$VOLUME_NAME' not found"
echo ""
echo "Available volumes:"
docker volume ls --format ' - {{.Name}}' | grep -i taskplaner || echo " (none with 'taskplaner' in name)"
echo ""
echo "Tip: Set VOLUME_NAME environment variable to use a different volume"
exit 1
fi
# Create backup using temporary Alpine container
echo "Creating backup..."
docker run --rm \
-v "${VOLUME_NAME}:/data:ro" \
-v "$(cd "$BACKUP_DIR" && pwd):/backup" \
alpine:latest \
tar czf "/backup/taskplaner_backup_${TIMESTAMP}.tar.gz" -C /data .
echo ""
echo "Backup complete!"
echo "File: $BACKUP_FILE"
echo "Size: $(du -h "$BACKUP_FILE" | cut -f1)"
echo ""
echo "To restore: docker run --rm -v ${VOLUME_NAME}:/data -v \$(pwd)/${BACKUP_DIR}:/backup alpine tar xzf /backup/taskplaner_backup_${TIMESTAMP}.tar.gz -C /data"