Use Varnish to block bad bots: sub vcl_recv { if (req.http.User-Agent ~ "AspiegelBot" || req.http.User-Agent ~ "AutoKeyboard" || req.http.User-Agent ~ "Virus-Schutz" || req.http.User-Agent ~ "Dataprovider" || req.http.User-Agent ~ "YandexMetrika" || req.http.User-Agent ~ "Clarabot" || req.http.User-Agent ~ "cotoba_bot" || req.http.User-Agent ~ "baiduboxapp" || req.http.User-Agent ~ "DuckDuckGo-Favicons-Bot" || req.http.User-Agent ~ "360Spider" || req.http.User-Agent ~ "404checker" || req.http.User-Agent ~ "404enemy" || req.http.User-Agent ~ "80legs" || req.http.User-Agent ~ "Abonti" || req.http.User-Agent ~ "Aboundex" || req. Read more

To enable SSL session resumption under hitch+Ubuntu 16.04: Compile hitch 1.4.8, with session cache enabled: cd /temp git clone https://github.com/varnish/hitch.git cd hitch cd src git clone https://github.com/haproxy/ebtree cd ebtree make cd ../.. ./bootstrap ./configure --enable-sessioncache make make check make install Softlink: ln -s /usr/local/sbin/hitch /usr/sbin Add “session-cache=100” to /etc/hitch/hitch.conf: backend = "[::1]:6086" frontend = "[*]:443" pem-file = "/var/lib/acme/live/www.domain.com/haproxy" pem-file = "/var/lib/acme/live/domain.com/haproxy" user = "_hitch" group = "_hitch" session-cache=100 ciphers = "EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:AES256+EDH" prefer-server-ciphers = on sni-nomatch-abort = on tls-protos = TLSv1. Read more

Varnish 6.1 arrives! To upgrade to Varnish 6.1 on Ubuntu 16.04, first create a file named varnishcache_varnish61.list: nano /etc/apt/sources.list.d/varnishcache_varnish61.list It shall contain the repository configuration below: deb https://packagecloud.io/varnishcache/varnish61/ubuntu/ xenial main deb-src https://packagecloud.io/varnishcache/varnish61/ubuntu/ xenial main If there is already a file called varnishcache_varnish60.list, you should delete it: rm /etc/apt/sources.list.d/varnishcache_varnish60.list Then: curl -L https://packagecloud.io/varnishcache/varnish61/gpgkey | sudo apt-key add - apt update && apt upgrade After upgrade to Varnish 6.1, you may also need to adjust /lib/systemd/system/varnish. Read more

一年两更的Varnish终于如约在8月底推出6.0.1版本。 如常：修正了很多错误，增加了些许的新功能。 6.0.1changelog Ubuntu更新: apt update && apt upgrade 此更新会覆盖/lib/systemd/system/varnish.service，需要更新后重新设置！