Linux服务器初始化脚本

适用于Centos7

#!/usr/bin/env bash

echo "############当前操作系统版本##############"
if ! type yum >/dev/null 2>&1; then
  echo "【ERROR】目前脚本仅支持CentOS7.X系统"
  exit 8
else
  osVersion=$(echo $(cat /etc/redhat-release | sed -r 's/.* ([0-9]+)\..*/\1/'))
  if [[ "$osVersion" != "7" ]]; then
    echo "【ERROR】目前脚本仅支持CentOS7.X系统"
    exit 8
  else
    echo '版本校验成功'
  fi
fi

echo "############检查常用端口号是否被占用##############"
mysqlPID=$(/usr/sbin/lsof -i :3306 | grep -v "PID" | awk '{print $2}')
if [ "$mysqlPID" != "" ]; then
  echo "【ERROR】MySQL的3306端口号已被占用"
  exit 8
fi
redisPID=$(/usr/sbin/lsof -i :6379 | grep -v "PID" | awk '{print $2}')
if [ "$redisPID" != "" ]; then
  echo "【ERROR】Redis的6379端口号已被占用"
  exit 8
fi
echo '端口号冲突校验成功'

echo "############判断是否安装了docker##############"
if ! type docker >/dev/null 2>&1; then
  cat >/etc/yum.repos.d/docker.repo <<EOF
[docker-ce-edge]
name=Docker CE Edge - \$basearch
baseurl=https://mirrors.aliyun.com/docker-ce/linux/centos/7/\$basearch/edge
enabled=1
gpgcheck=1
gpgkey=https://mirrors.aliyun.com/docker-ce/linux/centos/gpg
EOF
  echo 'docker 未安装'
  echo '开始安装Docker....'
  yum -y install docker-ce

  echo '配置Docker开启启动'
  systemctl enable docker
  systemctl start docker
  cat >>/etc/docker/daemon.json <<EOF
{
  "registry-mirrors": ["https://b9pmyelo.mirror.aliyuncs.com"]
}
EOF
  systemctl restart docker
else
  echo 'docker 已安装'
fi

echo "############判断是否安装了wget##############"
if ! type wget >/dev/null 2>&1; then
  echo 'wget 未安装'
  echo '开始安装wget....'
  yum -y install wget
else
  echo 'wget 已安装'
fi

echo "############判断是否安装了dos2unix##############"
if ! type dos2unix >/dev/null 2>&1; then
  echo 'dos2unix 未安装'
  echo '开始安装dos2unix....'
  yum -y install dos2unix*
else
  echo 'dos2unix 已安装'
fi

echo "############判断是否安装了docker-compose##############"
if ! type docker-compose >/dev/null 2>&1; then
  echo 'docker-compose 未安装'
  echo '开始安装docker-compose....'
  wget http://oss.moguit.cn/script//docker-compose-Linux-x86_64
  mv docker-compose-Linux-x86_64 docker-compose
  chmod +x docker-compose
  mv docker-compose /usr/local/bin/
  docker-compose -v
else
  echo 'docker-compose 已安装'
fi

echo "############判断是否安装了unzip解压##############"
if ! type unzip >/dev/null 2>&1; then
  echo 'unzip 未安装'
  echo '开始安装unzip....'
  yum -y install unzip
else
  echo 'unzip 已安装'
fi

#docker-compose下载
#wget https://github.com/docker/compose/releases/download/v2.6.0/docker-compose-linux-x86_64

#jdk8下载
#wget https://repo.huaweicloud.com/java/jdk/8u151-b12/jdk-8u151-linux-x64.tar.gz

#maven3.6下载
#wget https://archive.apache.org/dist/maven/maven-3/3.6.3/binaries/apache-maven-3.6.3-bin.tar.gz

#node12
#wget https://repo.huaweicloud.com/nodejs/v12.20.1/node-v12.20.1-linux-x64.tar.gz

#echo "############判断是否安装了jdk1.8##############"
#if ! type java >/dev/null 2>&1; then
#  echo 'jdk1.8 未安装'
#  echo '开始安装java-1.8.0-openjdk....'
#  yum -y install java-1.8.0-openjdk
#  sudo echo "export JAVA_HOME=/usr/lib/jvm/java-1.8.0-openjdk" >>/etc/profile
#  sudo echo "export PATH=\$JAVA_HOME/bin:\$PATH" >>/etc/profile
#  source /etc/proflie
#else
#  echo 'jdk1.8 已安装'
#fi
#
#echo "############判断是否安装了Maven##############"
#if ! type maven >/dev/null 2>&1; then
#  echo 'maven 未安装'
#  echo '开始安装maven....'
#  yum -y install maven
#
#else
#  echo 'maven 已安装'
#fi