From 186a46b71c773669a591e80abb905f3f49601091 Mon Sep 17 00:00:00 2001
From: zhangtaohz <zhangtaohz@cmhi.chinamobile.com>
Date: Mon, 19 Aug 2019 16:55:05 +0800
Subject: [PATCH] =?UTF-8?q?Add=20=20aaa-12=20deleting=20log=20shell,which?=
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---
 libs/files/deal_logfiles.sh | 111 ++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100755 libs/files/deal_logfiles.sh

diff --git a/libs/files/deal_logfiles.sh b/libs/files/deal_logfiles.sh
new file mode 100755
index 000000000..a2b04215c
--- /dev/null
+++ b/libs/files/deal_logfiles.sh
@@ -0,0 +1,111 @@
+#!/bin/bash
+
+# 本脚本功能：  
+#    1. 从logrotate配置文件中取出日志文件的路径（所有日志文件均以logrotate配置文件中第一行指示的路径为前缀），  
+#    2. 从log_sched配置文件中取出日志文件大小上限
+#    3. 计算步骤1指示的日志文件的总大小，检测日志总大小是否超出上限，若超出则删除所有日志文件  
+
+function deal_logs ()
+{
+
+	# logrotate配置文件路径  
+	logrotate_log_file="/etc/logrotate.d/log-syslog"
+
+	#log_sched配置文件路径
+	log_sched_file="/etc/log-sched.conf"
+	
+	# 日志文件前缀  
+	prefix=
+	
+	# 日志大小上限  
+	size_max=0
+
+	echo "**********************************************************"
+	echo "  logrotate_cfg: $logrotate_log_file"
+	echo "  log_sched_cfg: $log_sched_file"
+	echo "**********************************************************"
+	echo ""
+
+	# logrotate配置文件判空  
+	if [ ! -e $logrotate_log_file ] ; then
+		return 
+	fi
+	
+	# 从logrotate配置文件中第一行有效行中读取出日志文件前缀  
+	while read line
+	do
+		if [ -z $line ] ; then
+			continue
+		fi
+	
+		prefix=$line;
+		echo "**********************************************************"
+		echo "  get log-file-prefix: $prefix"
+		echo "**********************************************************"
+		echo ""
+	
+		break
+	done  < $logrotate_log_file
+	
+	if [ -z $prefix ] ; then
+		echo "get log file failed"
+			return
+	fi
+
+
+	# log_sched配置文件判空  
+	if [ ! -e $log_sched_file ] ; then
+		return 
+	fi
+
+	#从log_sched配置文件中读取出日志大小上限值
+	while read line
+	do
+		tmpkey="file.max_size="
+
+		if [[ $line = *$tmpkey* ]] ; then
+			if [[ $line = $tmpkey ]] ; then
+				echo "size_max is empty, do nothing and return"
+				return
+			fi
+
+			size_max=${line#$tmpkey}
+			echo "**********************************************************"
+			echo "  get size_max: $size_max"
+			echo "**********************************************************"
+			echo ""
+
+	       		break
+		fi
+	done  < $log_sched_file
+	
+
+	if [ $size_max -eq 0 ] ; then
+		echo "size_max is 0, do nothing and return"
+		return
+	fi
+
+	#定期检查日志总大小是否超限  
+	path=$prefix*
+	echo "  get path: $path"
+	
+	folder_size=$(wc -c $path|grep total |awk '{print $1}')
+	if [ -z $folder_size ] ; then
+		folder_size=0
+	fi
+
+	echo "cursize: $folder_size"
+	echo "maxsize: $size_max"
+	
+	if [ $folder_size -gt $size_max ] ; then
+		 echo "flush folder $path"
+		 rm -rf $path
+		 sync
+	fi
+}
+
+deal_logs $@
+
+
+
+