server {
listen 80;
server_name cheapeyeglasses.net cheapeyeglasses.net;
... ...
}
server {
listen 80;
server_name cheapeyeglasses.net;
rewrite ^ (.*)$ http://cheapeyeglasses.net$1 permanent;
}
#=================================================
#无www跳转到有www
server {
server_name
www.cheapeyeglasses.net cheapeyeglasses.net ;
if ($host != 'www.cheapeyeglasses.net) {
rewrite ^ / (.*)$ http: //www.cheapeyeglasses.net/$1 permanent;
}
...
}