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1	#2	# This is a basic VCL configuration file for varnish.  See the vcl(7)3	# man page for details on VCL syntax and semantics.4	#5	# $Id: default.vcl 1424 2007-05-15 19:38:56Z des $6	#7	8	9	#Backends. We run several services. Two have IP-based hosts, the others are normal namevirtualhost. Define backends:10	11	backend www  {12	        set backend.host = "158.36.78.2";13	        set backend.port = "81";14	}15	16	backend studkat {17	        set backend.host = "158.36.78.84";18	        set backend.port = "81";19	}20	21	backend localhost {22	        set backend.host = "127.0.0.1";23	        set backend.port = "81";24	}25	26	sub vcl_hash {27	        if(req.http.host == "www.hio.no" && req.url == "/" && ! req.http.Referer ~ "hio\.no" && client.ip ~ hio) {28	                set req.hash += "hio";29	        }30	}31	32	sub vcl_recv {33	34	        #Want to determine backend first:35	        #First IP4 host36	        if (req.http.host == "studiekatalog.hio.no" || req.http.host == "158.36.78.84" || req.http.host == "[2001:700:700:2:219:b9ff:fee2:85f9]") {37	                set req.backend = studkat;38	        }39	       40	        #Second IP4 host41	        elsif (req.http.host ~ "^(www.)?hio.no$" || req.http.host == "158.36.78.2" || req.http.host ~ "(www.)?ouc.no$" || req.http.host == "[2001:700:700:2:219:b9ff:fee2:85f7]") {42	                set req.backend = www;43	        }44	45	        #NameVirtualHosts46	        else {47	                set req.backend = localhost;48	        }49	50	        #Various redirects51	        #Check for internal frontpage load, and rewrite to node 27 if no referer52	        if(req.http.host  ~ "^(www.)?hio.no$" && req.url == "/" && ! req.http.Referer ~ "hio\.no" && client.ip ~ hio) {53	                set req.url = "/content/view/full/27";54	        }55	56	        #Now, our englishspeaking friends, redirect to english page:57	        if(req.http.host ~ "(www.)?ouc.no$" && req.url == "/") {58	                set req.url = "/content/view/full/4563";59	        }60	61	        #Things we MUST do:62	        #Always cache images, stylesheets and docs.63	        if (req.url ~ "\.(gif|jpg|swf|css|js|pdf|doc|xsl)$") {64	                lookup;65	        }66	67	        #VCL trickery, from varnish.linpro.no68	        #force lookup even when cookies are present69	        if (req.request == "GET" && req.http.cookie) {70	                lookup;71	        }72	}73	74	sub vcl_fetch {75	       76	        #Remove cookies from responses altogether:     77	        remove obj.http.Set-Cookie;78	79	        #Make category searches cache a lot longer80	        if (req.http.host == "studiekatalog.hio.no" && req.url ~ "^/categorysearch/") {81	                set obj.ttl = 14400s;82	        }83	}84	85	#ACL for redirect lookup86	acl hio {87	        "158.36.98.0"/23;88	        "158.36.161.0"/24;89	        "158.36.78.0"/23;90	        "158.36.108.0"/23;91	        "158.36.118.0"/23;92	        "158.36.144.0"/22;93	        "128.39.73.0"/23;94	        "128.39.75.0"/24;95	        "128.39.89.0"/24;96	        #"2001:700:700::"/48; #IPv6 not supported by varnish atm.... :(97	}