112 lines
2.4 KiB
Bash
Executable File
112 lines
2.4 KiB
Bash
Executable File
#!/bin/bash
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# 本脚本功能：
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# 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），
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# 2. 从log_sched配置文件中取出日志文件大小上限
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# 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
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function deal_logs ()
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{
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# logrotate配置文件路径
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logrotate_log_file="/etc/logrotate.d/log-syslog"
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#log_sched配置文件路径
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log_sched_file="/etc/log-sched.conf"
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# 日志文件前缀
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prefix=
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# 日志大小上限
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size_max=0
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echo "**********************************************************"
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echo " logrotate_cfg: $logrotate_log_file"
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echo " log_sched_cfg: $log_sched_file"
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echo "**********************************************************"
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echo ""
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# logrotate配置文件判空
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if [ ! -e $logrotate_log_file ] ; then
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return
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fi
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# 从logrotate配置文件中第一行有效行中读取出日志文件前缀
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while read line
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do
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if [ -z $line ] ; then
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continue
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fi
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prefix=$line;
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echo "**********************************************************"
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echo " get log-file-prefix: $prefix"
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echo "**********************************************************"
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echo ""
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break
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done < $logrotate_log_file
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if [ -z $prefix ] ; then
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echo "get log file failed"
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return
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fi
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# log_sched配置文件判空
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if [ ! -e $log_sched_file ] ; then
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return
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fi
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#从log_sched配置文件中读取出日志大小上限值
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while read line
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do
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tmpkey="file.max_size="
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if [[ $line = *$tmpkey* ]] ; then
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if [[ $line = $tmpkey ]] ; then
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echo "size_max is empty, do nothing and return"
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return
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fi
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size_max=${line#$tmpkey}
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echo "**********************************************************"
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echo " get size_max: $size_max"
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echo "**********************************************************"
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echo ""
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break
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fi
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done < $log_sched_file
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if [ $size_max -eq 0 ] ; then
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echo "size_max is 0, do nothing and return"
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return
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fi
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#定期检查日志总大小是否超限
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path=$prefix*
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echo " get path: $path"
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folder_size=$(wc -c $path|grep total |awk '{print $1}')
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if [ -z $folder_size ] ; then
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folder_size=0
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fi
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echo "cursize: $folder_size"
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echo "maxsize: $size_max"
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if [ $folder_size -gt $size_max ] ; then
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echo "flush folder $path"
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rm -rf $path
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sync
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fi
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}
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deal_logs $@
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