Amos One thing I'm not 100% clear on. If we hold down the shift key and the refresh, does that also clear the object from cache, or does it just tell the squid server to by-pass the cache for this request? Thanks! On Mon, Apr 18, 2011 at 1:26 AM, Amos Jeffries <squid3@xxxxxxxxxxxxx> wrote: > On Sun, 17 Apr 2011 23:01:38 -0300, N3O wrote: >> >> Hi >> >> Is it possible to purge something from the cache via the CacheMgr.cgi >> interface? I need to quickly remove any incorrect content from a >> website that uses two reverse proxies as a caching layer.. >> thanks! > > Not really. That is still on the wishlist. > > > Holding CTRL down while clicking the reload button in your browser will > clear out all objects for that page from every proxy in the path. However > this requires an HTTP standards-compliant proxy. Proxies using the > refresh_pattern override-* or ignore-* which warn about standards compliance > can block the updates. As can the http_port "ignore-cc" option on > reverse-proxies (thus a separate unflagged management port is useful on > reverse proxies). > > > If you have PURGE access permitted you can send a PURGE request for the > relevant URL. > > squidclient -m PURGE -H '$vary_headers' $url > > where $url is the URL being purged, and $vary_headers are what the browser > sent for each Vary: listed header to get the object cached. Recent releases > will reveal what those where in the cachemgr object report, otherwise its a > blind guess. > > > Alternatively you could use the squidpurge tool to find and remove things. > > Amos > >
