Thanks for your reply. I could of course hard-coded the intended behavior with an "if" clause.
But it would be nice to take advantage of the new "Client Director" feature which unfortunately wasn't documented... Thanks, Michael On Thu, Dec 2, 2010 at 3:23 AM, Caunter, Stefan <[email protected]>wrote: > Use an if in vcl_recv. If you need to stick based on cookie, use that > header; I use X-F-F for a load-balancer setup. > > > > sub vcl_recv { > > # set client.identity based on x-f-f header, use that to stick to a backend > server > > > > if (req.http.x-forwarded-for) { > > set client.identity = req.http.x-forwarded-for; > > set req.backend = tomcat; > > } > > # more stuff goes here > > return(lookup); > > } > > > > Stefan Caunter :: Senior Systems Administrator :: TOPS > > e: [email protected] :: m: (416) 561-4871 > > www.thestar.com www.topscms.com > > > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Michael Bu > *Sent:* December-01-10 2:16 PM > *To:* [email protected] > *Subject:* client.identity and client director -- How? > > > > Hi All, > > > I want to know how to setup a client director and make use of > client.identity to force the request always going to the same backend > instance (ie. sticky). > > Here's my setup: > > backend a { > .host = "192.168.1.4"; > .port = "8880"; > } > backend b { > .host = "192.168.1.5"; > .port = "8880"; > } > director tomcat client { > { > .backend = a; > .weight = 1; > } > { > .backend = b; > .weight = 1; > } > } > sub vcl_recv { > ## set sticky bit for backend director ## > set client.identity = regsub(req.http.Cookie, > ".*JSESSIONID=.*\.(\w).*", "\1"); > set req.backend = tomcat; > } > > Unfortunately the above setup didn't work as expected. > > Could some one please give me some advice? > > Thanks in advance! > Michael >
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