Linux 升級openssh7.4
環境：CentOS 6.5
http://zlib.net/zlib-1.2.8.tar.gz
准備安裝包
解壓：zlib-1.2.8.tar.gz
[root@dbaul01 openssh]# tar -xvf zlib-1.2.8.tar.gz
[root@dbaul01 openssh]# cd zlib-1.2.8
[root@dbaul01 zlib-1.2.8]# ./configure
[root@dbaul01 zlib-1.2.8]# make
[root@dbaul01 zlib-1.2.8]# make install
[root@dbaul01 zlib-1.2.8]# ll /usr/local/lib
查看目前的openssl版本
[root@dbaul01 openssh]# openssl version
解壓openssl 1.1
[root@dbaul01 openssh]# tar -xvf openssl-1.1.0c.tar.gz
[root@dbaul01 openssh]# cd openssl-1.1.0c
[root@dbaul01 openssl-1.1.0c]#
[root@dbaul01 openssl-1.1.0c]# ./config
[root@dbaul01 openssl-1.1.0c]#make
[root@dbaul01 openssl-1.1.0c]# make install
[root@dbaul01 openssl-1.1.0c]# mv /usr/bin/openssl /usr/bin/openssl2016122121
[root@dbaul01 openssl-1.1.0c]# ./config shared zlib
[root@dbaul01 openssl-1.1.0c]# make
[root@dbaul01 openssl-1.1.0c]# mv /usr/bin/openssl /usr/bin/openssl.bak
[root@dbaul01 openssl-1.1.0c]# ln /usr/local/bin/openssl /usr/bin/openssl
[root@dbaul01 openssl-1.1.0c]# openssl versiona -a
openssl: error while loading shared libraries: libssl.so.1.1: cannot open shared object file: No such file or directory
[root@dbaul01 openssl-1.1.0c]#
[root@dbaul01 openssl-1.1.0c]# ln -s /usr/local/lib/libssl.so.1.1 /usr/lib64/libssl.so.1.1
[root@dbaul01 openssl-1.1.0c]# ln -s /usr/local/lib/libcrypto.so.1.1 /usr/lib64/libcrypto.so.1.1
[root@dbaul01 openssl-1.1.0c]# openssl version
OpenSSL 1.1.0c 10 Nov 2016
[root@dbaul01 openssl-1.1.0c]#
[root@bogon openssh]# tar -xvf openssl-fips-2.0.12.tar.gz
[root@bogon openssl-fips-2.0.12]# ./config
[root@bogon openssl-fips-2.0.12]# make
[root@bogon openssl-fips-2.0.12]# make install
[root@bogon openssl-1.0.2i]# ./config
[root@bogon openssl-1.0.2i]# make
[root@bogon openssl-1.0.2i]# make install
[root@bogon openssl-1.0.2i]# cd /usr/local/ssl/
[root@bogon ssl]# cd bin/
[root@bogon bin]# ln -s /usr/local/ssl/bin/openssl /usr/bin/openssl
[root@bogon bin]# openssl version -a
OpenSSL 1.0.2i 22 Sep 2016
官方步驟：
http://www.linuxfromscratch.org/blfs/view/svn/postlfs/openssh.html
[root@dbaul01 openssh-7.4p1]# ./configure --prefix=/usr \
--sysconfdir=/etc/ssh \
--with-md5-passwords \
--with-privsep-path=/var/lib/sshd
[root@dbaul01 openssh-7.4p1]#./configure \
--prefix=/usr \
--sysconfdir=/etc/ssh \
--with-md5-passwords \
--with-pam \
--with-tcp-wrappers \
--with-ssl-dir=/usr/local/ssl \
--without-hardening
configure: error: PAM headers not found
[root@dbaul01 openssh-7.4p1]#
[root@dbaul01 openssh]# yum install pam-devel.x86_64 -y
再次編譯
[root@dbaul01 openssh-7.4p1]# ./configure --prefix=/usr --sysconfdir=/etc/ssh --with-md5-passwords --with-pam --with-tcp-wrappers --with-ssl-dir=/usr/local/ssl --without-hardening
[root@dbaul01 openssh-7.4p1]# make
[root@dbaul01 openssh-7.4p1]# make install
[root@localhost redhat]# pwd
/root/openssh/openssh-7.4p1/contrib/redhat
[root@localhost redhat]# cp sshd.init /etc/init.d/ss
sshd sssd
[root@localhost redhat]# cp sshd.init /etc/init.d/sshd
cp: overwrite `/etc/init.d/sshd'? ch^H^H^C
[root@localhost redhat]# cp sshd.init /e^C/init.d/sshd
[root@localhost redhat]# mv /etc/init.d/sshd /etc/init.d/sshd20161222
[root@localhost redhat]# cp sshd.init /etc/init.d/sshd
[root@localhost redhat]# chmod u+x /etc/init.d/sshd
[root@localhost redhat]# chkconfig --add sshd
[root@localhost openssh-7.4p1]# cp ssh_config /etc/ssh/ssh_config
cp: overwrite `/etc/ssh/ssh_config'? y
[root@localhost openssh-7.4p1]# cp -p sshd_config /etc/ssh/sshd_config
cp: overwrite `/etc/ssh/sshd_config'? y
[root@localhost openssh-7.4p1]#
[root@localhost openssh-7.4p1]# ssh -V
OpenSSH_7.4p1, OpenSSL 1.0.2i 22 Sep 2016
[root@localhost openssh-7.4p1]#
root@UL03 openssh-7.4p1]# ./configure --prefix=/usr --sysconfdir=/etc/ssh --with-md5-passwords --with-pam --with-tcp-wrappers --with-ssl-dir=/usr/local/ssl --without-hardening
configure: error: PAM headers not found
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