nginx.conf

server {
    listen 80;
    server_name localhost;

    root /vagrant/public_html;
    index index.php index.html index.htm;

    location / {
        #try_files $uri $uri/ =404;
        # 这一条很重要，否则urlmanager 路由映射做不了
        try_files $uri $uri/ /index.php$is_args$args;
    }

    location = /favicon.ico { access_log off; log_not_found off; }
    location = /robots.txt  { access_log off; log_not_found off; }

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

    location ~ /\. {
        access_log off;
        log_not_found off;
        deny all;
    }

    error_log /var/log/nginx/error.log;
    access_log /var/log/nginx/access.log;
}