Centos7&Ubuntu18升级openssl1.1.1和openssh9.5p1

注意：升级为9.3p2的话，只需要更换ssh的下载包即可

Centos7版本通用
#防火墙和selinux
systemctl stop firewalld.service
systemctl disable firewalld.service
setenforce 0
sed -i s#SELINUX=enforcing#SELINUX=disabled# /etc/selinux/config

#源配置
cd /etc/
tar zcvf yum.repos.d.tar.gz yum.repos.d
rm -rf /etc/yum.repos.d/*
wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo
yum clean all
yum makecache

#升级ssl
cd /tmp/
wget https://www.openssl.org/source/openssl-1.1.1w.tar.gz --no-check-certificate
tar xf openssl-1.1.1w.tar.gz
cd openssl-1.1.1w/
./config --prefix=/usr/local/openssl
make && make install
[ -e /usr/lib64/libssl.so.1.1 ] && rm -f /usr/lib64/libssl.so.1.1
[ -e /usr/lib64/libcrypto.so.1.1 ] && rm -f /usr/lib64/libcrypto.so.1.1
[ -e /usr/bin/openssl ] && rm -f /usr/bin/openssl
ln -s /usr/local/openssl/lib/libssl.so.1.1 /usr/lib64/libssl.so.1.1
ln -s /usr/local/openssl/lib/libcrypto.so.1.1 /usr/lib64/libcrypto.so.1.1
ln -sf /usr/local/openssl/bin/openssl /usr/bin/openssl
echo "/usr/local/openssl/lib" >> /etc/ld.so.conf
ldconfig

#升级ssh
cp -rp /etc/ssh /etc/ssh.bak
yum install -y openssl openssl-devel gcc gcc-c++ make zlib-devel
rpm -e   --nodeps `rpm -qa | grep openssh`
cd /root
wget https://mirrors.tuna.tsinghua.edu.cn/OpenBSD/OpenSSH/portable/openssh-9.5p1.tar.gz --no-check-certificate
tar -zxvf openssh-9.5p1.tar.gz -C ./
cd openssh-9.5p1/
./configure --prefix=/usr/ --sysconfdir=/etc/ssh/ --with-ssl-dir=/usr/local/openssl --with-md5-passwords --mandir=/usr/share/man/
make && make install

cat >/usr/lib/systemd/system/sshd.service<<EOF
[Unit]
Description=OpenSSH server daemon
Documentation=man:sshd(8) man:sshd_config(5)
After=network.target
[Service]
ExecStart=/usr/sbin/sshd
KillMode=process
[Install]
WantedBy=multi-user.target
EOF

sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin  yes/g' /etc/ssh/sshd_config
chmod 600 /etc/ssh/ssh_host_rsa_key /etc/ssh/ssh_host_ecdsa_key /etc/ssh/ssh_host_ed25519_key
systemctl enable sshd
systemctl start sshd

#恢复源
cd /etc/
rm -rf yum.repos.d
tar xf yum.repos.d.tar.gz
rm -f yum.repos.d.tar.gz



ubuntu18.04(测试16.04也行,应该都可以的！)
#备份
mv /etc/ssh/sshd_config{,.old}
cp /usr/sbin/sshd{,.old}
mv /etc/ssh{,.old}
cp /etc/init.d/ssh{,.old}
mkdir /opt/ssh.bak
cd /usr/bin/
mv ssh* sftp scp /opt/ssh.bak/

#安装依赖
apt install libzip-dev libssl-dev autoconf gcc libxml2 make xinetd -y

#安装包准备
mkdir ~/source_package
cd ~/source_package/
wget https://mirrors.tuna.tsinghua.edu.cn/OpenBSD/OpenSSH/portable/openssh-9.5p1.tar.gz --no-check-certificate
wget https://www.openssl.org/source/openssl-1.1.1w.tar.gz --no-check-certificate
for i in openssh-9.5p1.tar.gz  openssl-1.1.1w.tar.gz
do
    tar zxf $i -C /usr/local/src/
done

#编译安装ssl
cd /usr/local/src/openssl-1.1.1w/
./config --prefix=/usr/local --openssldir=/usr/local/openssl &>/dev/null
make  &>/dev/null
make install &>/dev/null
[ -e /usr/lib/libssl.so.1.1 ] && rm -f /usr/lib/libssl.so.1.1
[ -e /usr/lib/libcrypto.so.1.1 ] && rm -f /usr/lib/libcrypto.so.1.1
ln -s /usr/local/lib/libssl.so.1.1 /usr/lib/libssl.so.1.1
ln -s /usr/local/lib/libcrypto.so.1.1 /usr/lib/libcrypto.so.1.1
sed  -i  '1 a /usr/local' /etc/ld.so.conf.d/libc.conf
ldconfig

#ssh编译安装
systemctl stop sshd
cd /usr/local/src/openssh-9.5p1/
./configure --prefix=/usr/local --sysconfdir=/etc/ssh \
    --with-md5-passwords --with-zlib --with-ssl-dir=/usr/local \
    --with-privsep-path=/var/lib/sshd &>/dev/null
make &>/dev/null
make install &>/dev/null

#替换文件
cd /usr/bin/
mv ssh* sftp scp c_rehash openssl /tmp/ &>/dev/null
ln -s /usr/local/bin/* /usr/bin/ &>/dev/null
sed -i '32cPermitRootLogin yes' /etc/ssh/sshd_config
systemctl restart sshd