{"id":201,"date":"2020-02-15T16:31:46","date_gmt":"2020-02-15T08:31:46","guid":{"rendered":"http:\/\/www.betterit360.com\/?p=201"},"modified":"2020-02-15T16:31:46","modified_gmt":"2020-02-15T08:31:46","slug":"%e8%84%9a%e6%9c%ac_%e7%9b%91%e8%a7%86%e4%b8%bb%e6%9c%ba%e7%a3%81%e7%9b%98%e4%bd%bf%e7%94%a8%e6%83%85%e5%86%b5","status":"publish","type":"post","link":"http:\/\/www.betterit360.com\/?p=201","title":{"rendered":"\u811a\u672c_\u76d1\u89c6\u4e3b\u673a\u78c1\u76d8\u4f7f\u7528\u60c5\u51b5"},"content":{"rendered":"\n

\u9700\u6c42\uff1a<\/strong><\/strong><\/p>\n\n\n\n

\u4f7f\u7528\u811a\u672c\u76d1\u89c6\u7f51\u7edc\u4e2d\u591a\u53f0\u4e3b\u673a\u78c1\u76d8\u4f7f\u7528\u60c5\u51b5\uff0c\u5982\u4f7f\u7528\u7387\u8d85\u8fc780%\uff0c\u6807\u8bb0\u4e3aALERT\uff0c\u5426\u5219\u6807\u8bb0\u4e3aSAFE\u3002<\/p>\n\n\n\n

\u5b9e\u65bd\uff1a<\/strong><\/strong><\/p>\n\n\n\n

\u8bbe\u7f6e\u4e00\u4e2a\u5171\u7528\u8d26\u6237\uff08\u5982monitor\uff09\uff0c\u7528\u4e8e\u811a\u672c\u767b\u5f55\u591a\u53f0\u4e3b\u673a\u4f7f\u7528\uff0c\u5e76\u4e3a\u8fd9\u4e2a\u5171\u7528\u8d26\u6237\u914d\u7f6eSSH\u81ea\u52a8\u767b\u5f55\u3002<\/p>\n\n\n\n

\u793a\u4f8b\u811a\u672c\u5185\u5bb9\u5982\u4e0b\uff1a<\/strong><\/strong><\/p>\n\n\n\n

#!\/bin\/bash<\/p>\n\n\n\n

#filename:diskusage.sh<\/p>\n\n\n\n

#function:monitor disk usage<\/p>\n\n\n\n

logfile=”diskusage.log”<\/p>\n\n\n\n

if [[ -n $1 ]]<\/p>\n\n\n\n

then<\/p>\n\n\n\n

 logfile=$1<\/p>\n\n\n\n

fi<\/p>\n\n\n\n

if [ ! -e $logfile ]<\/p>\n\n\n\n

then<\/p>\n\n\n\n

 printf “%-8s %-14s %-8s %-8s %-6s %-6s %-6s %s\\n” “Date” “IP address” “Device” “Capacity” “Used” “Free” “Percent” “Status” > $logfile<\/p>\n\n\n\n

fi<\/p>\n\n\n\n

IP_LIST=”172.16.0.120 172.16.0.121″<\/p>\n\n\n\n

(<\/p>\n\n\n\n

for ip in $IP_LIST;<\/p>\n\n\n\n

do<\/p>\n\n\n\n

 ssh monitor@$ip ‘df -H’ | grep ^\/dev\/ > \/tmp\/$$.df<\/p>\n\n\n\n

 while read line;<\/p>\n\n\n\n

 do<\/p>\n\n\n\n

  cur_date=$(date +%D)<\/p>\n\n\n\n

  printf “%-8s %-14s” $cur_date $ip<\/p>\n\n\n\n

  echo $line | awk ‘{ printf(“%-9s %-8s %-6s %-6s %-8s”,$1,$2,$3,$4,$5); }’<\/p>\n\n\n\n

 pusg=$(echo $line | egrep -o “[0-9]+%”)<\/p>\n\n\n\n

  pusg=${pusg\/\\%\/};<\/p>\n\n\n\n

  if [ $pusg -lt 80 ];<\/p>\n\n\n\n

  then<\/p>\n\n\n\n

   echo SAFE<\/p>\n\n\n\n

  else<\/p>\n\n\n\n

   echo ALERT<\/p>\n\n\n\n

  fi<\/p>\n\n\n\n

  done < \/tmp\/$$.df<\/p>\n\n\n\n

done<\/p>\n\n\n\n

) >> $logfile<\/p>\n\n\n\n

\u811a\u672c\u8fd0\u884c\u6548\u679c\uff1a<\/strong><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u8bf4\u660e\uff1a<\/strong><\/strong><\/p>\n\n\n\n

1.\u811a\u672c\u4e5f\u53ef\u4ee5\u63d0\u4f9b\u65e5\u5fd7\u6587\u4ef6\u8def\u5f84\u4f5c\u4e3a\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u5426\u5219\u811a\u672c\u4f7f\u7528\u9ed8\u8ba4\u7684\u65e5\u5fd7\u6587\u4ef6diskusage.log\uff0c\u5982\uff1a<\/p>\n\n\n\n

.\/diskusage.sh logfilename<\/p>\n\n\n\n

2.\u53ef\u7528crontab\u5b9a\u65f6\u6267\u884c\u811a\u672c\uff0c\u5982\u6bcf\u5929\u4e0a\u53489\u70b9\u8fd0\u884c\u811a\u672c\uff1a<\/p>\n\n\n\n

00 09 * * * \/path\/diskusage.sh<\/p>\n\n\n\n

3.\u793a\u4f8b\u811a\u672c\u5e76\u672a\u5220\u9664\u4e34\u65f6\u6587\u4ef6$$.df\uff0c\u82e5\u8981\u5220\u9664\uff0c\u53ef\u5728\u811a\u672c\u672b\u5c3e\u6dfb\u52a0rm -rf $$.df<\/p>\n\n\n\n

4.\u793a\u4f8b\u811a\u672c\u4e2d\u53ea\u5217\u51fa\u4e24\u53f0\u4e3b\u673a172.16.0.120\u3001172.16.0.121 \uff0c\u53ef\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u4f5c\u76f8\u5173\u8c03\u6574\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u9700\u6c42\uff1a \u4f7f\u7528\u811a\u672c\u76d1\u89c6\u7f51\u7edc\u4e2d\u591a\u53f0\u4e3b\u673a\u78c1\u76d8\u4f7f\u7528\u60c5\u51b5\uff0c\u5982\u4f7f\u7528\u7387\u8d85\u8fc780%\uff0c\u6807\u8bb0\u4e3aALERT\uff0c\u5426\u5219\u6807\u8bb0\u4e3aSAFE\u3002 \u5b9e … \u7ee7\u7eed\u9605\u8bfb\u201c\u811a\u672c_\u76d1\u89c6\u4e3b\u673a\u78c1\u76d8\u4f7f\u7528\u60c5\u51b5\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/www.betterit360.com\/index.php?rest_route=\/wp\/v2\/posts\/201"}],"collection":[{"href":"http:\/\/www.betterit360.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.betterit360.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.betterit360.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.betterit360.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=201"}],"version-history":[{"count":0,"href":"http:\/\/www.betterit360.com\/index.php?rest_route=\/wp\/v2\/posts\/201\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.betterit360.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.betterit360.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=201"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.betterit360.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}