Linux學習筆記7：初始化腳本

適合於剛裝好的系統進行一些初始化的配置: #!/bin/bash #初始化配置腳本 BEGINCOLOR="\e[1;33m" ENDCOLOR="\e[0m" BASEARCH="x86_64" NIC_NAME="ens33" VAR=`grep -o "[0-9]\+" /etc/redhat-release|head -1` echo -e "${BEGINCOLOR}啓動腳本，檢測到系統是Centos$VAR${ENDCOLOR}" if [ $VAR -eq 6 ];then NIC_NAME="eth0" fi #配置個性化shell腳本風格 echo -e "${BEGINCOLOR}開始shell腳本風格...${ENDCOLOR}" cat > ~/.vimrc << EOF set ignorecase set cursorline set autoindent autocmd BufNewFile *.sh exec ":call SetTitle()" func SetTitle() if expand("%:e") == 'sh' call setline(1,"#!/bin/bash") call setline(2,"#") call setline(3,"#********************************************************************") call setline(4,"#Author: chenxu") call setline(5,"#QQ: 314236848") call setline(6,"#Date: ".strftime("%Y-%m-%d")) call setline(7,"#FileName： ".expand("%")) call setline(8,"#URL: http://www.magedu.com") call setline(9,"#Description： The test script") call setline(10,"#Copyright (C): ".strftime("%Y")." All rights reserved") call setline(11,"#********************************************************************") call setline(12,"") endif endfunc autocmd BufNewFile * normal G EOF echo -e "${BEGINCOLOR}shell已配置,開始配置別名...${ENDCOLOR}" #添加幾個別名 cat >> ~/.bashrc << EOF alias viens="vim /etc/sysconfig/network-scripts/ifcfg-$NIC_NAME" alias scandisk="echo '- - -' > /sys/class/scsi_host/host0/scan ;echo '- - -' > /sys/class/scsi_host/host1/scan ;echo '- - -' > /sys/class/scsi_host/host2/scan " EOF echo -e "${BEGINCOLOR}別名已添加,開始修改yum...${ENDCOLOR}" #修改yum源 mkdir /etc/yum.repos.d/backup mv /etc/yum.repos.d/*.repo /etc/yum.repos.d/backup cat > /etc/yum.repos.d/base.repo << EOF [base] name=aliyun base baseurl='https://mirrors.aliyun.com/centos/$VAR/os/$BASEARCH/' 'https://mirrors.tuna.tsinghua.edu.cn/centos/$VAR/os/x86_64/' #baseurl=https://mirrors.aliyun.com/centos/7/updates/x86_64/ gpgcheck=0 gpgkey='https://mirrors.aliyun.com/centos/$VAR/os/x86_64/RPM-GPG-KEY-CentOS-$VAR' enabled = 1 #enabled=1 EOF cat > /etc/yum.repos.d/local.repo << EOF [local] name=local baseurl='http://172.22.5.7/centos/$VAR/os/$BASEARCH/' gpgcheck=0 EOF cat > /etc/yum.repos.d/epel.repo << EOF [epel] name=epel base baseurl='https://mirrors.aliyun.com/epel/$VAR/x86_64/' gpgcheck=0 gpgkey='https://mirrors.aliyun.com/centos/$VAR/os/x86_64/RPM-GPG-KEY-CentOS-$VAR' enabled=1 EOF echo -e "${BEGINCOLOR}yum源配置完成,開始配置PATH變量...${ENDCOLOR}" #修改PATH和PS1 echo 'PATH=/script:$PATH' > /etc/profile.d/script.sh echo 'PS1="\[\e[1;37;40m\][\[\e[32;40m\]\u\[\e[37;40m\]@\h \[\e[36;40m\]\w\[\e[0m\]]\\$ "' > /etc/profile.d/env.sh echo -e "${BEGINCOLOR}PATH配置完成，開始修改防火牆配置...${ENDCOLOR}" #關閉防火牆和selinux if [ $VAR -eq 6 ];then service iptables stop &> /dev/null chkconfig iptables off &> /dev/null sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config &> /dev/null elif [ $VAR -eq 7 ];then systemctl stop firewalld &> /dev/null systemctl disable firewalld &> /dev/null sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config &> /dev/null fi echo -e "${BEGINCOLOR}已關閉防火牆和selinux!${ENDCOLOR}" echo -e "${BEGINCOLOR}初始化完成！需要重啓selinux才能生效${ENDCOLOR}" exit