安装php

sudo yum -y install epel-release
sudo rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
sudo rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm
sudo yum -y remove php* php-common​
sudo yum install php70w-fpm php70w-opcache
sudo yum -y install php70w-mysql php70w-xml php70w-soap php70w-xmlrpc php70w-mbstring php70w-json php70w-gd php70w-mcrypt

server {
listen 80;
server_name 106.14.112.22;

# note that these lines are originally from the "location /" block
root   /usr/share/nginx/html;
index index.php index.html index.htm;

location / {
    try_files $uri $uri/ =404;
}
error_page 404 /404.html;
error_page 500 502 503 504 /50x.html;
location = /50x.html {
    root /usr/share/nginx/html;
}

location ~ \.php$ {
    try_files $uri =404;
    fastcgi_pass unix:/var/run/php-fpm/php-fpm.sock;
    fastcgi_index index.php;
    fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
    include fastcgi_params;
} }

server {
server_name example.com;

        location /mail/ {
                proxy_pass http://example.com:protmail/;
        }

        location /com/ {
                proxy_pass http://example.com:portcom/main/;
        }

        location / {
                proxy_pass http://example.com:portdefault;
        }
}

有用的php参数
php --ini
php -v