154 lines
3.5 KiB
Bash
154 lines
3.5 KiB
Bash
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#!/bin/bash
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# 日志管理脚本
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# 用于清理旧日志文件和查看日志统计信息
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LOG_DIR="./logs"
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RETENTION_DAYS=30
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# 颜色定义
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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BLUE='\033[0;34m'
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NC='\033[0m' # No Color
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# 打印带颜色的消息
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print_info() {
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echo -e "${BLUE}[INFO]${NC} $1"
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}
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print_success() {
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echo -e "${GREEN}[SUCCESS]${NC} $1"
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}
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print_warning() {
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echo -e "${YELLOW}[WARNING]${NC} $1"
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}
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print_error() {
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echo -e "${RED}[ERROR]${NC} $1"
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}
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# 显示帮助信息
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show_help() {
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echo "日志管理脚本"
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echo ""
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echo "用法: $0 [命令]"
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echo ""
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echo "命令:"
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echo " clean - 清理超过 $RETENTION_DAYS 天的旧日志文件"
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echo " stats - 显示日志统计信息"
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echo " size - 显示日志目录大小"
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echo " list - 列出所有日志文件"
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echo " help - 显示此帮助信息"
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echo ""
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echo "示例:"
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echo " $0 clean # 清理旧日志"
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echo " $0 stats # 查看统计信息"
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}
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# 清理旧日志文件
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clean_old_logs() {
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print_info "开始清理超过 $RETENTION_DAYS 天的旧日志文件..."
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if [ ! -d "$LOG_DIR" ]; then
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print_error "日志目录 $LOG_DIR 不存在"
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return 1
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fi
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# 查找并删除超过指定天数的日志文件
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find "$LOG_DIR" -name "*.log*" -type f -mtime +$RETENTION_DAYS -exec rm -f {} \;
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# 删除空的日期目录
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find "$LOG_DIR" -type d -empty -delete
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print_success "旧日志文件清理完成"
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}
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# 显示日志统计信息
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show_stats() {
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print_info "日志统计信息:"
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echo ""
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if [ ! -d "$LOG_DIR" ]; then
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print_error "日志目录 $LOG_DIR 不存在"
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return 1
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fi
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# 总文件数
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total_files=$(find "$LOG_DIR" -name "*.log*" -type f | wc -l)
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echo "总日志文件数: $total_files"
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# 总大小
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total_size=$(du -sh "$LOG_DIR" 2>/dev/null | cut -f1)
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echo "日志目录总大小: $total_size"
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# 按日期统计
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echo ""
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echo "按日期统计:"
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for date_dir in "$LOG_DIR"/*/; do
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if [ -d "$date_dir" ]; then
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date_name=$(basename "$date_dir")
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file_count=$(find "$date_dir" -name "*.log*" -type f | wc -l)
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dir_size=$(du -sh "$date_dir" 2>/dev/null | cut -f1)
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echo " $date_name: $file_count 个文件, $dir_size"
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fi
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done
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# 最近修改的文件
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echo ""
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echo "最近修改的日志文件:"
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find "$LOG_DIR" -name "*.log*" -type f -exec ls -lh {} \; | head -5
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}
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# 显示日志目录大小
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show_size() {
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if [ ! -d "$LOG_DIR" ]; then
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print_error "日志目录 $LOG_DIR 不存在"
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return 1
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fi
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total_size=$(du -sh "$LOG_DIR" 2>/dev/null | cut -f1)
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print_info "日志目录大小: $total_size"
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}
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# 列出所有日志文件
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list_logs() {
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if [ ! -d "$LOG_DIR" ]; then
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print_error "日志目录 $LOG_DIR 不存在"
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return 1
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fi
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print_info "所有日志文件:"
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find "$LOG_DIR" -name "*.log*" -type f -exec ls -lh {} \;
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}
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# 主函数
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main() {
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case "$1" in
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"clean")
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clean_old_logs
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;;
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"stats")
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show_stats
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;;
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"size")
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show_size
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;;
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"list")
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list_logs
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;;
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"help"|"-h"|"--help"|"")
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show_help
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;;
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*)
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print_error "未知命令: $1"
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show_help
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exit 1
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;;
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esac
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}
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# 执行主函数
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main "$@"
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