CentOS 安装openssl

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安装环境:
操作系统:CentOS 7

OpenSSL Version:openssl-1.0.2f.tar.gz

OpenSSL地址为http://www.openssl.org/source/openssl-1.0.2f.tar.gz

1、安装 Openssl:

[root@localhost openssl-1.0.2f]# wget http://www.openssl.org/source/openssl-1.0.2f.tar.gz[root@localhost openssl-1.0.2f]# tar -xzf openssl-1.0.2f.tar.gz[root@localhost openssl-1.0.2f]# cd openssl-1.0.2f[root@localhost openssl-1.0.2f]# mkdir /usr/local/openssl[root@localhost openssl-1.0.2f]# ./config --prefix=/usr/local/openssl[root@localhost openssl-1.0.2f]# make[root@localhost openssl-1.0.2f]# make install

2、查看路径

# which openssl/usr/local/openssl/bin/openssl

为了使用方便,以及以后版本更新方便,可以创建软连接,如下:

# ln -s /usr/local/openssl/bin/openssl /usr/bin/openssl

3、执行以下命令

[root@localhost openssl-1.0.2f]# cd /usr/local/openssl[root@localhost openssl]# ldd /usr/local/openssl/bin/openssl    linux-vdso.so.1 =>  (0x00007ffc63975000)    libssl.so.1.1 => not found    libcrypto.so.1.1 => not found    libdl.so.2 => /lib64/libdl.so.2 (0x00007f8d9da0f000)    libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f8d9d7f3000)    libc.so.6 => /lib64/libc.so.6 (0x00007f8d9d431000)    /lib64/ld-linux-x86-64.so.2 (0x00007f8d9dc28000)

安装OK

7、查看版本

# openssl version/usr/local/openssl/bin/openssl: error while loading shared libraries: libssl.so.1.1: cannot open shared object file: No such file or directory

找不到动态库libssl.so.1.1,小问题,执行如下命令:

# vim /etc/ld.so.conf

在最后追加一行:
/usr/local/openssl/lib
然后执行:

# ldconfig /etc/ld.so.conf# openssl versionOpenSSL 1.1.0f  25 May 2017

done.