Centos6.8 x64源码安装openssh-7.9p1

查看操作系统版本

[root@localhost src]# cat /etc/redhat-release CentOS release 6.8 (Final)

当前openssh-server版本

[root@localhost ~]# rpm -qa | grep openssh openssh-clients-5.3p1-117.el6.x86_64 openssh-5.3p1-117.el6.x86_64 openssh-server-5.3p1-117.el6.x86_64

下载源码包

[root@localhost src]# curl -O http://ftp2.fr.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-7.9p1.tar.gz

解压源码包

[root@localhost src]# tar zxvf openssh-7.9p1.tar.gz

进入源码目录

[root@localhost src]# cd openssh-7.9p1/

安装编译工具及依赖包

[root@localhost openssh-7.9p1]# yum -y install gcc make openssl-devel pam-devel zlib-devel rpm-build

编译安装：

[root@localhost openssh-7.9p1]# ./configure –prefix=/usr –sysconfdir=/etc/ssh –with-md5-passwords –with-pam –without-hardening

[root@localhost openssh-7.9p1]# make && make install

拷贝启动脚

[root@localhost openssh-7.9p1]# cp -rf contrib/redhat/sshd.init /etc/init.d/sshd

添加到服务管理

[root@localhost openssh-7.9p1]# chkconfig –add sshd

添加到开机服务

[root@localhost openssh-7.9p1]# chkconfig sshd on

修改配置文件

[root@localhost openssh-7.9p1]# sed -i “32a PermitRootLogin yes” /etc/ssh/sshd_config ###允许root认证登录

[root@localhost openssh-7.9p1]# sed -i “83a UsePAM yes” /etc/ssh/sshd_config ###是否使用PAM认证

删除下载的源码包

[root@localhost openssh-7.9p1]# cd ../ [root@localhost src]# rm -rf openssh-7.9p1*

查看ssh客户端版本，版本已经升级。

[root@localhost src]# ssh -V OpenSSH_7.9p1, OpenSSL 1.0.1e-fips 11 Feb 2013

查看sshd位置

[root@localhost src]# which sshd /usr/sbin/sshd

查看sshd服务端版本，版本已经升级。

[root@localhost src]# strings /usr/sbin/sshd | grep OpenSSH OpenSSH_7.9p1 OpenSSH_7.9 OpenSSH_3.* OpenSSH_5* OpenSSH_6.6.1* OpenSSH_6.5*,OpenSSH_6.6* OpenSSH* OpenSSH_2.*,OpenSSH_3.0*,OpenSSH_3.1* OpenSSH_2*,OpenSSH_3*,OpenSSH_4* OpenSSH_7.0*,OpenSSH_7.1*,OpenSSH_7.2*,OpenSSH_7.3*,OpenSSH_7.4*,OpenSSH_7.5*,OpenSSH_7.6*,OpenSSH_7.7*

重启sshd服务

[root@localhost openssh-7.9p1]# nohup service sshd restart > /dev/null 2>&1

附件：提供软件包，仅供学习交流使用