图片走七牛云

server {
listen 80;
server_name test.com;
root /var/www/web/test;

location / {
}

location ~ .*.(gif|jpg|png|flv|ico|swf|js|css)(.*) {
rewrite (.*) http://test.aaa.com/test/$1 permanent;
}
}

结合七牛云存储空间并绑定域名test.aaa.com，实现HTML走源站，图片走七牛云