openssl升级

mkdir -p /usr/local/openssl
#wget https://www.openssl.org/source/openssl-1.1.1d.tar.gz
tar -xf openssl-1.1.1d.tar.gz -C /usr/local
cd /usr/local/openssl-1.1.1d
./config --prefix=/usr/local/openssl
./config -t
make && make install
ldd /usr/local/openssl/bin/openssl

#检查openssl命令路径
#root@node1 openssl-1.1.1d]# which openssl
#/usr/bin/openssl


#检查现有版本
openssl version -a

#移除老版本
mv /usr/bin/openssl /usr/bin/openssl.bak
mv /usr/include/openssl /usr/include/openssl.bak

#加载新版本
echo "/usr/local/openssl/lib" >> /etc/ld.so.conf
ln -s /usr/local/openssl/bin/openssl /usr/bin/openssl
ln -s /usr/local/openssl/include/openssl /usr/include/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
openssl version -a

openssl升级

原文：https://www.cnblogs.com/superlinux/p/14880756.html