82 lines
2.2 KiB
Bash
82 lines
2.2 KiB
Bash
#!/bin/bash
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# verify_backup.sh - 验证备份完整性
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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CONFIG_FILE="${SCRIPT_DIR}/backup_config.json"
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log() { echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1"; }
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verify_backup_integrity() {
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local backup_file="$1"
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log "验证备份完整性: $backup_file"
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# 检查文件是否存在
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if [[ ! -f "$backup_file" ]]; then
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echo "❌ 备份文件不存在"
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return 1
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fi
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# 检查文件大小
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local file_size=$(stat -c%s "$backup_file")
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if [[ $file_size -eq 0 ]]; then
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echo "❌ 备份文件为空"
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return 1
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fi
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echo "✅ 文件大小: $(numfmt --to=iec-i --suffix=B $file_size)"
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# 检查tar归档完整性
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if tar -tzf "$backup_file" > /dev/null 2>&1; then
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echo "✅ 归档完整性验证通过"
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# 统计文件数量
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local file_count=$(tar -tzf "$backup_file" | wc -l)
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echo "✅ 包含文件数: $file_count"
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# 检查长路径文件
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local long_path_files=$(tar -tzf "$backup_file" | grep -c '/.\{100,\}')
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if [[ $long_path_files -gt 0 ]]; then
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echo "📁 长路径文件数: $long_path_files"
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fi
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return 0
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else
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echo "❌ 归档损坏或格式错误"
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return 1
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fi
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}
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# 主函数
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main() {
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local backup_file="${1:-}"
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if [[ -z "$backup_file" ]]; then
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# 使用最新备份
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local backup_dir=$(jq -r '.storage.local_path // "/backups"' "$CONFIG_FILE")
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backup_file=$(find "$backup_dir" -name "backup_*.tar.gz" -o -name "backup_*.tar.gz.gpg" | sort | tail -1)
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if [[ -z "$backup_file" ]]; then
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echo "❌ 未找到备份文件"
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exit 1
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fi
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fi
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echo "🔍 备份验证报告"
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echo "========================================"
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echo "备份文件: $backup_file"
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echo "验证时间: $(date)"
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echo "----------------------------------------"
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if verify_backup_integrity "$backup_file"; then
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echo "✅ 备份验证通过"
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exit 0
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else
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echo "❌ 备份验证失败"
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exit 1
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fi
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}
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main "$@" |