OpenSSH升级至最新版OpenSSH-9.8p1

QioCuIi 98 0

限Centos系统机器,其他系统请自行修改,复制脚本内容,编写脚本,给执行权限,自动执行升级,更新完后ssh会恢复为默认端口:22,非默认端口的记得修改。

vi update

chmod +x update && chmod 777 update && bash update

OpenSSH升级至最新版OpenSSH-9.8p1

#!/bin/bash
#
#########################################################
# Function :openssh-9.8p1 openssl-3.3.1 update          #
# Platform :Centos7.X                                   #
# Version  :1.0                                         #
# Date     :2024-07-02                                  # 
# BY       :QioCuIi                                   # 
#########################################################
clear
export LANG="en_US.UTF-8"
#openssl和openssh下载不同的版本在此处修改版本号即可
zlib_version="zlib-1.3.1"
#修复openssl-3.3.1 无法编译问题
openssl_version="openssl-3.3.1"
openssh_version="openssh-9.8p1"

#安装包地址,这里存在一个问题,如果文件夹没有提前建好,后续执行脚本将报错
file="/opt"
#默认编译路径
default="/usr/local/"
date_time=date +%Y-%m-%d—%H:%M
#安装目录
file_install="$file/openssh_install"
file_backup="$file/openssh_backup"
file_log="$file/openssh_log"

#修改2:为了解决文件夹不存在的问题,我这里添加了创建文件夹的脚本---start
if [ ! -d "$file_install" ]; then
mkdir "$file_install"
fi

if [ ! -d "$file_backup" ]; then
mkdir "$file_backup"
fi

if [ ! -d "$file_log" ]; then
mkdir "$file_log"
fi

if [ ! -d "$file_install/zlib" ]; then
mkdir "$file_install/zlib"
fi
#修改2:为了解决文件夹不存在的问题,我这里添加了创建文件夹的脚本---end

#源码包链接
zlib_download="https://www.zlib.net/$zlib_version.tar.gz"
openssl_download="https://www.openssl.org/source/$openssl_version.tar.gz"
openssh_download="https://cdn.openbsd.org/pub/OpenBSD/OpenSSH/portable/$openssh_version.tar.gz"
Install_make()
{
# Check if user is root
  if [ $(id -u) != "0" ]; then
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " 当前用户为普通用户,必须使用root用户运行,脚本退出中......" "\033[31m Error\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  echo ""
  sleep 4
  exit
  fi
#判断是否安装wget
echo -e "\033[33m 正在安装Wget...... \033[0m"
sleep 2
echo ""
  if ! type wget >/dev/null 2>&1; then
      yum install -y wget
  else
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " wget已经安装了:" "\033[32m Please continue\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  echo ""
  fi
#判断是否安装tar
echo -e "\033[33m 正在安装TAR...... \033[0m"
sleep 2
echo ""
  if ! type tar >/dev/null 2>&1; then
      yum install -y tar
  else
  echo ""
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " tar已经安装了:" "\033[32m Please continue\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  fi
  echo ""
#安装相关依赖包
echo -e "\033[33m 正在安装依赖包...... \033[0m"
sleep 3
echo ""
  yum install gcc gcc-c++ glibc make autoconf openssl openssl-devel pcre-devel pam-devel zlib-devel tcp_wrappers-devel tcp_wrappers perl-IPC-Cmd -y
  if [ $? -eq 0 ];then
  echo ""
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " 安装软件依赖包成功 " "\033[32m Success\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  else
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " 解压源码包失败,脚本退出中......" "\033[31m Error\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  sleep 4
  exit
  fi
  echo ""
}
Install_backup()
{
#创建文件(可修改)
mkdir -p $file_install
mkdir -p $file_backup
mkdir -p $file_log
mkdir -p $file_backup/zlib
mkdir -p $file_backup/ssl
mkdir -p $file_backup/ssh
mkdir -p $file_log/zlib
mkdir -p $file_log/ssl
mkdir -p $file_log/ssh
#备份文件(可修改)
cp -rf /usr/bin/openssl  $file_backup/ssl/openssl_$date_time.bak > /dev/null
cp -rf /etc/init.d/sshd  $file_backup/ssh/sshd_$date_time.bak > /dev/null
cp -rf /etc/ssh  $file_backup/ssh/ssh_$date_time.bak > /dev/null
cp -rf /usr/lib/systemd/system/sshd.service  $file_backup/ssh/sshd_$date_time.service.bak > /dev/null
cp -rf /etc/pam.d/sshd.pam  $file_backup/ssh/sshd_$date_time.pam.bak > /dev/null
}
Remove_openssh()
{
##并卸载原有的openssh(可修改)
rpm -e --nodeps rpm -qa | grep openssh
}
Install_tar()
{
#下载的源码包,检查是否解压(可修改)
# if [ -e $file/$zlib_version.tar.gz ] && [ -e $file/$openssl_version.tar.gz ] && [ -e /$file/$openssh_version.tar.gz ];then
#     echo -e " 下载软件源码包已存在  " "\033[32m  Please continue\033[0m"
# else
#     echo -e "\033[33m 未发现本地源码包,链接检查获取中........... \033[0m "
# echo ""
# cd $file
# wget --no-check-certificate  $zlib_download
# wget --no-check-certificate  $openssl_download
# wget --no-check-certificate  $openssh_download
# echo ""
# fi
#zlib
echo -e "\033[33m 正在下载Zlib软件包...... \033[0m"
sleep 3
echo ""
  if [ -e $file/$zlib_version.tar.gz ] ;then
      echo -e " 下载软件源码包已存在  " "\033[32m  Please continue\033[0m"
  else
      echo -e "\033[33m 未发现zlib本地源码包,链接检查获取中........... \033[0m "
  sleep 1
  echo ""
  cd $file
  wget --no-check-certificate  $zlib_download
  echo ""
  fi
#openssl
echo -e "\033[33m 正在下载Openssl软件包...... \033[0m"
sleep 3
echo ""
  if  [ -e $file/$openssl_version.tar.gz ]  ;then
      echo -e " 下载软件源码包已存在  " "\033[32m  Please continue\033[0m"
  else
      echo -e "\033[33m 未发现openssl本地源码包,链接检查获取中........... \033[0m "
  echo ""
  sleep 1
  cd $file
  wget --no-check-certificate  $openssl_download
  echo ""
  fi
#openssh
echo -e "\033[33m 正在下载Openssh软件包...... \033[0m"
sleep 3
echo ""
  if [ -e /$file/$openssh_version.tar.gz ];then
      echo -e " 下载软件源码包已存在  " "\033[32m  Please continue\033[0m"
  else
      echo -e "\033[33m 未发现openssh本地源码包,链接检查获取中........... \033[0m "
  echo ""
  sleep 1
  cd $file
  wget --no-check-certificate  $openssh_download
  fi
}
echo ""
echo ""
#安装zlib
Install_zlib(){
echo -e "\033[33m 1.1-正在解压Zlib软件包...... \033[0m"
sleep 3
echo ""
 cd $file && mkdir -p $file_install && tar -xzf zlib*.tar.gz -C $file_install > /dev/null
 if [ -d $file_install/$zilb_version ];then
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
                  echo -e "  zilb解压源码包成功" "\033[32m Success\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  echo ""
      else
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
                  echo -e "  zilb解压源码包失败,脚本退出中......" "\033[31m Error\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
 echo ""
 sleep 4
 exit
 fi
echo -e "\033[33m 1.2-正在编译安装Zlib服务.............. \033[0m"
sleep 3
echo ""
  #这里原脚本写法:cd $file_install/zlib*,我遇到了cd目录失败问题,将此处修改如下
 cd $file_install/$zlib_version
  echo -e "$pwd"
  ./configure --prefix=$default/$zlib_version > $file_log/zlib/zlib_configure_$date_time.txt  #> /dev/null 2>&1
  if [ $? -eq 0 ];then
  echo -e "\033[33m make... \033[0m"
      make > /dev/null 2>&1
  echo $?
  echo -e "\033[33m make test... \033[0m"
      make test > /dev/null 2>&1
  echo $?
  echo -e "\033[33m make install... \033[0m"
      make install > /dev/null 2>&1
  echo $?
  else
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e "  编译安装压缩库失败,脚本退出中..." "\033[31m Error\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  echo ""
  sleep 4
  exit
  fi

  if [ -e $default/$zlib_version/lib/libz.so ];then
  sed -i '/zlib/'d /etc/ld.so.conf
  echo "$default/$zlib_version/lib" >> /etc/ld.so.conf
  echo "$default/$zlib_version/lib" >> /etc/ld.so.conf.d/zlib.conf
  ldconfig -v > $file_log/zlib/zlib_ldconfig_$date_time.txt > /dev/null 2>&1
  /sbin/ldconfig
  fi
}
echo ""
echo ""
Install_openssl(){
echo -e "\033[33m 2.1-正在解压Openssl...... \033[0m"
sleep 3
echo ""
 cd $file  &&  tar -xvzf openssl*.tar.gz -C $file_install > /dev/null
  if [ -d $file_install/$openssl_version ];then
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
                  echo -e "  OpenSSL解压源码包成功" "\033[32m Success\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      else
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
                  echo -e "  OpenSSL解压源码包失败,脚本退出中......" "\033[31m Error\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
 echo ""
 sleep 4
 exit
 fi
  echo ""
echo -e "\033[33m 2.2-正在编译安装Openssl服务...... \033[0m"
sleep 3
echo ""
  cd $file_install/$openssl_version
     ./config shared zlib --prefix=$default/$openssl_version >  $file_log/ssl/ssl_config_$date_time.txt  #> /dev/null 2>&1
  if [ $? -eq 0 ];then
  echo -e "\033[33m make clean... \033[0m"
      make clean > /dev/null 2>&1
  echo $?
  echo -e "\033[33m make -j 4... \033[0m"
      make -j 4 > /dev/null 2>&1
  echo $?
  echo -e "\033[33m make install... \033[0m"
      make install > /dev/null 2>&1
  echo $?
  else
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e "  编译安装OpenSSL失败,脚本退出中..." "\033[31m Error\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  echo ""
  sleep 4
  exit
  fi
  mv /usr/bin/openssl /usr/bin/openssl_$date_time.bak    #先备份
  if [ -e $default/$openssl_version/bin/openssl ];then
  sed -i '/openssl/'d /etc/ld.so.conf
  echo "$default/$openssl_version/lib" >> /etc/ld.so.conf
    ln -s $default/$openssl_version/lib/libssl.so.3 /usr/lib/libssl.so.3
  ln -s $default/$openssl_version/lib64/libssl.so.3 /usr/lib64/libssl.so.3
  ln -s $default/$openssl_version/lib/libcrypto.so.3 /usr/lib/libcrypto.so.3
  ln -s $default/$openssl_version/lib64/libcrypto.so.3 /usr/lib64/libcrypto.so.3
  ln -s /usr/local/openssl-3.3.1/bin/openssl /usr/bin/openssl
  ldconfig -v > $file_log/ssl/ssl_ldconfig_$date_time.txt > /dev/null 2>&1
  /sbin/ldconfig
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " 编译安装OpenSSL " "\033[32m Success\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  echo ""
echo -e "\033[33m 2.3-正在输出 OpenSSL 版本状态.............. \033[0m"
sleep 3
echo ""
  echo -e "\033[32m====================== OpenSSL veriosn =====================  \033[0m"
  echo ""
      openssl version -a
  echo ""
  echo -e "\033[32m=======================================================  \033[0m"
  sleep 2
  else
  echo ""
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " OpenSSL软连接失败,脚本退出中..." "\033[31m  Error\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  fi
}
echo ""
echo ""
Install_openssh(){
echo -e "\033[33m 3.1-正在解压OpenSSH...... \033[0m"
sleep 3
echo ""
  cd $file && tar -xvzf openssh*.tar.gz -C $file_install > /dev/null
  if [ -d $file_install/$openssh_version ];then
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e "  OpenSSh解压源码包成功" "\033[32m Success\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      else
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e "  OpenSSh解压源码包失败,脚本退出中......" "\033[31m Error\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
 echo ""
 sleep 4
 exit
 fi
  echo ""
echo -e "\033[33m 3.2-正在编译安装OpenSSH服务...... \033[0m"
sleep 3
echo ""
  mv /etc/ssh /etc/ssh_$date_time.bak     #先备份
  cd $file_install/$openssh_version
  ./configure --prefix=$default/$openssh_version --sysconfdir=/etc/ssh --with-ssl-dir=$default/$openssl_version --with-zlib=$default/$zlib_version >  $file_log/ssh/ssh_configure_$date_time.txt   #> /dev/null 2>&1
  if [ $? -eq 0 ];then
  echo -e "\033[33m make -j 4... \033[0m"
      make -j 4 > /dev/null 2>&1
  echo $?
  echo -e "\033[33m make install... \033[0m"
      make install > /dev/null 2>&1
  echo $?
  else
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " 编译安装OpenSSH失败,脚本退出中......" "\033[31m Error\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  echo ""
  sleep 4
  exit
  fi
  echo ""
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " 编译安装OpenSSH " "\033[32m Success\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  echo ""
  sleep 2
  echo -e "\033[32m==================== OpenSSH—file veriosn =================== \033[0m"
  echo ""
      /usr/local/$openssh_version/bin/ssh -V
  echo ""
  echo -e "\033[32m======================================================= \033[0m"
  sleep 3
  echo ""
echo -e "\033[33m 3.3-正在迁移OpenSSH配置文件...... \033[0m"
sleep 3
echo ""
#迁移sshd
  if [ -f  "/etc/init.d/sshd" ];then
      mv /etc/init.d/sshd /etc/init.d/sshd_$date_time.bak
  else
      echo -e " /etc/init.d/sshd不存在 " "\033[31m Not backed up(可忽略)\033[0m"
  fi
  cp -rf $file_install/$openssh_version/contrib/redhat/sshd.init /etc/init.d/sshd;
  chmod u+x /etc/init.d/sshd;
  chkconfig --add sshd      ##自启动
  chkconfig --list |grep sshd;
  chkconfig sshd on
#备份启动脚本,不一定有
  if [ -f  "/usr/lib/systemd/system/sshd.service" ];then
      mv /usr/lib/systemd/system/sshd.service /usr/lib/systemd/system/sshd.service_bak
  else
      echo -e " sshd.service不存在" "\033[31m Not backed up(可忽略)\033[0m"
  fi
#备份复制sshd.pam文件
  if [ -f "/etc/pam.d/sshd.pam" ];then
      mv /etc/pam.d/sshd.pam /etc/pam.d/sshd.pam_$date_time.bak 
  else
     echo -e " sshd.pam不存在" "\033[31m Not backed up(可忽略)\033[0m"
  fi
  cp -rf $file_install/$openssh_version/contrib/redhat/sshd.pam /etc/pam.d/sshd.pam
#迁移ssh_config 
  cp -rf $file_install/$openssh_version/sshd_config /etc/ssh/sshd_config
  sed -i 's/Subsystem/#Subsystem/g' /etc/ssh/sshd_config
  echo "Subsystem sftp $default/$openssh_version/libexec/sftp-server" >> /etc/ssh/sshd_config
  cp -rf $default/$openssh_version/sbin/sshd /usr/sbin/sshd
  cp -rf /$default/$openssh_version/bin/ssh /usr/bin/ssh
  cp -rf $default/$openssh_version/bin/ssh-keygen /usr/bin/ssh-keygen
  sed -i 's/#PasswordAuthentication\ yes/PasswordAuthentication\ yes/g' /etc/ssh/sshd_config
  #grep -v "[[:space:]]*#" /etc/ssh/sshd_config  |grep "PubkeyAuthentication yes"
  echo 'PermitRootLogin yes' >> /etc/ssh/sshd_config
#重启sshd
  service sshd start > /dev/null 2>&1
  if [ $? -eq 0 ];then
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " 启动OpenSSH服务成功" "\033[32m Success\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  echo ""
  sleep 2
  #删除源码包(可修改)
  rm -rf $file/*$zlib_version.tar.gz
  rm -rf $file/*$openssl_version.tar.gz
  rm -rf $file/*$openssh_version.tar.gz
  #rm -rf $file_install
echo -e "\033[33m 3.4-正在输出 OpenSSH 版本...... \033[0m"
sleep 3
echo ""
  echo -e "\033[32m==================== OpenSSH veriosn =================== \033[0m"
  echo ""
      ssh -V
  echo ""
  echo -e "\033[32m======================================================== \033[0m"
  else
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
      echo -e " 启动OpenSSH服务失败,脚本退出中......" "\033[31m Error\033[0m"
  echo -e "\033[33m--------------------------------------------------------------- \033[0m"
  sleep 4
  exit
  fi
  echo ""
}
End_install()
{
##sshd状态
  echo ""
  echo -e "\033[33m 输出sshd服务状态: \033[33m"
  sleep 2
  echo ""
  systemctl status sshd.service
  echo ""
  echo ""
  echo ""
  sleep 1
echo -e "\033[33m==================== OpenSSH file =================== \033[0m"
echo ""
  echo -e " Openssh升级安装目录请前往:  "
  cd  $file_install && pwd
  cd ~
  echo ""
  echo -e " Openssh升级备份目录请前往:  " 
  cd  $file_backup && pwd
  cd ~
  echo ""
  echo -e " Openssh升级日志目录请前往:  "
  cd  $file_log && pwd
  cd ~
  echo ""
echo -e "\033[33m======================================================= \033[0m"
}

echo -e "\033[33m==================== 注意事项 =================== \033[0m"
echo ""
  echo -e " 更新完成之后ssh端口会恢复默认PORT:22  "
  echo -e " 更新完成之后ssh端口会恢复默认PORT:22  "
  echo -e " 更新完成之后ssh端口会恢复默认PORT:22  "
echo ""
echo -e "\033[33m======================================================= \033[0m"
Install_make
Install_backup
Remove_openssh
Install_tar
Install_zlib
Install_openssl
Install_openssh
End_install

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