分类 默认分类 下的文章

ziplog.sh

更编码指定日志前缀(压缩并删除日志文件)

#! /bin/bash

for i in {202401..202407}; do
    echo ziping: ${i}
    zip www_${i}.log.zip www_${i}*.log && rm www_${i}*.log -f
done

升级版:可交互式的输入月份时间段(压缩并删除日志文件)
运行后会提示输入两个表示月份的数字,然后依次执行压缩及文件删除

#! /bin/bash

read -p 'start month(202401):' startMonth
read -p 'end month(202410):' endMonth

echo -e start zip and delete com_{$startMonth-$endMonth} log files:

for i in `seq $startMonth $endMonth` ; do
    echo ziping: ${i}
    zip www_${i}.log.zip www_${i}*.log && rm www_${i}*.log -f
done

只支持一个参数
./ziplog.sh www.xxx.com.log

#! /bin/bash 

if [[ "$1" =~ [a-z0-9_\.]+.log$ ]] ; then
    echo zip ${1}.zip ${1} && echo '' > ${1}
    echo ls -lh --color=auto ${1}*
else
    echo use: ./ziplog.sh xxx.log
fi

支持多个参数
./ziplog.sh xxx.log xxx.log

#! /bin/bash 

echo $@
for i in $@; do
        if [[ "$i" =~ [:alnum:]+.log$ ]] ; then
            zip ${i}.zip ${i} && echo '' > ${i}
            ls -lh --color=auto ${i}*
        else
            echo use: ./ziplog.sh xxx.log xxxx.log
            break
        fi
done

      var selection = document.getSelection()
      var range = document.createRange()
      var rangeDivDom = document.querySelector('#range-div')
      var rangeText = rangeDivDom.firstChild
      range.setStart(rangeText, position.anchorOffset)
      range.setEnd(rangeText, position.focusOffset)
      selection.removeAllRanges()
      selection.addRange(range)

    #禁止访问的文件或目录
    location ~ ^/(\.user.ini|\.htaccess|\.git|\.svn|\.project|LICENSE|README.md)
    {
        return 404;
    }

    location ~ .*\.(gif|jpg|jpeg|png|bmp|swf|svg)$
    {
        expires      30d;
        error_log off;
        access_log off;
    }


    location ~ .*\.(js|css)?$
    {
        expires      12h;
        error_log off;
        access_log off;
    }

简化问题之后,现有两数组a = [1, 2, 3],b = [2, 4, 5],求a,b数组的并集,交集和差集。

方法选择
JS在ES6,ES7之后,新增了一些数组方法,如果能够使用,那是极好的,毕竟自己写封装函数还是比较辛苦的。

ES7:
ES7新增了一个Array.prototype.includes的数组方法,用于返回一个数组是否包含指定元素,结合filter方法。

var boolean = array.includes(searchElement[, fromIndex])

// 并集
let union = a.concat(b.filter(v => !a.includes(v))) // [1,2,3,4,5]
 
// 交集
let intersection = a.filter(v => b.includes(v)) // [2]
 
// 差集
let difference = a.concat(b).filter(v => !a.includes(v) || !b.includes(v)) // [1,3,4,5]

ES6
ES6中新增的一个Array.from方法,用于将类数组对象和可遍历对象转化为数组。只要类数组有length长度,基本都可以转化为数组。结合Set结构实现数学集求解。

Array.from(arrayLike[, mapFn[, thisArg]])
 
let aSet = new Set(a)
let bSet = new Set(b)
// 并集
let union = Array.from(new Set(a.concat(b))) // [1,2,3,4,5]
 
// 交集
let intersection = Array.from(new Set(a.filter(v => bSet.has(v)))) // [2]
 
// 差集
let difference = Array.from(new Set(a.concat(b).filter(v => !aSet.has(v) || !bSet.has(v)))) // [1,3,4,5]

ES5
ES5可以利用filter和indexOf进行数学集操作,但是,由于indexOf方法中NaN永远返回-1,所以需要进行兼容处理。
不考虑NaN(数组中不含NaN):

// 并集
var union = a.concat(b.filter(function(v) {
return a.indexOf(v) === -1})) // [1,2,3,4,5]
 
// 交集
var intersection = a.filter(function(v){ return b.indexOf(v) > -1 }) // [2]
 
// 差集
var difference = a.filter(function(v){ return b.indexOf(v) === -1 }).concat(b.filter(function(v){ return a.indexOf(v) === -1 })) // [1,3,4,5]

考虑NaN

var aHasNaN = a.some(function(v){ return isNaN(v) })
var bHasNaN = b.some(function(v){ return isNaN(v) })
 
// 并集
var union = a.concat(b.filter(function(v) {
return a.indexOf(v) === -1 && !isNaN(v)})).concat(!aHasNaN & bHasNaN ? [NaN] : []) // [1,2,3,4,5]
 
// 交集
var intersection = a.filter(function(v){ return b.indexOf(v) > -1 }).concat(aHasNaN & bHasNaN ? [NaN] : []) // [2]
 
// 差集
var difference = a.filter(function(v){ return b.indexOf(v) === -1 && !isNaN(v) }).concat(b.filter(function(v){ return a.indexOf(v) === -1 && !isNaN(v) })).concat(aHasNaN ^ bHasNaN ? [NaN] : []) // [1,3,4,5]

添加启动停止脚本
启动命令运行时间长,需要在后面加上 & ,放到后台运行,以免执行systemctl start 的时候超时退出

root@joyber-ubuntu:bin# cat startup.sh 

#!/bin/bash
java -jar /usr/lib/jenkins/jenkins.war --httpPort=8080 &

#java -Djava.awt.headless=true -DJENKINS_HOME=/var/lib/jenkins -jar /usr/lib/jenkins/jenkins.war --logfile=/var/log/jenkins/jenkins.log --webroot=/var/cache/jenkins/war --httpPort=8080 &

#daemon --user "jenkins" --pidfile "/var/run/jenkins.pid" "/usr/lib/jvm/jdk-21-oracle-x64/bin/java -Djava.awt.headless=true -DJENKINS_HOME=/var/lib/jenkins -jar /usr/lib/jenkins/jenkins.war" --logfile=/var/log/jenkins/jenkins.log --webroot=/var/cache/jenkins/war  --httpPort=8080 > /dev/null &


root@joyber-ubuntu:bin# cat shutdown.sh 

#/bin/bash
# 使用fuser关闭占用端口的程序
fuser -k 8080/tcp

root@joyber-ubuntu:bin# cat restart.sh 

#/bin/bash
./shutdown.sh
./startup.sh

添加的这三个脚本需要有执行权限:

chmod a+x ./*.sh

添加systemctl管理脚本

root@joyber-ubuntu:jenkins# cat /usr/lib/systemd/system/jenkins.service

[Unit]
Description=jenkins
After=network.target
 
[Service]
Type=forking
#PIDFile=/usr/local/tomcat/tomcat.pid
ExecStart=/root/.jenkins/bin/startup.sh
ExecReload=/root/.jenkins/bin/restart.sh
ExecStop=/root/.jenkins/bin/shutdown.sh
PrivateTmp=true
 
[Install]
WantedBy=multi-user.target

开启系统自动开机启动,以及启动程序与停止程序

systemctl enable jenkins

systemctl start jenkins
systemctl reload jenkins
systemctl stop jenkins