安裝依賴套件
yum -y install wget openssl-devel
yum install gcc -y
解壓縮編譯haproxy
wget https://www.haproxy.org/download/1.7/src/haproxy-1.7.9.tar.gz
tar zxvf haproxy-1.7.9.tar.gz
make TARGET=linux26 ARCH=X86_64 PREFIX=/usr/local/haproxy USE_OPENSSL=1 ADDLIB=-lz
make install PREFIX=/usr/local/haproxy