文稿教程专用varnish

群, 234Web 群, 67 群, LNAMP=Nginx→Php:MySQL:Php→mysql.sockPhp→MemcachedMySQL(query

9WhatisAnever-growingnumberofcompaniesuseSquidtosaveontheirinternetwebtraffic,improveperformance,deliverfasterbrowsingtotheirend- sandprovidestatic,dynamicandstreamingcontenttomillionsofinternetusersworldwideoffersarichaccesscontrol,authorizationandloggingenvironmenttodevelopwebandcontentservingWhatarecachableAnInternetObjectisafile, orresponsetoaqueryforanInternetservicesuchasFTP,HTTP,orNot requestsanInternetobjectfromaiftheobjectisnotalreadycached,theserverfetchestheobject(eitherfromthehostspecifiedintheURLorfromaparentorsiblingcache)anddeliversittotheICPprotocol:InternetCacheUsedforcommunicationamongsquidICPisprimarilyusedwithinacachehierarchytolocatespecificobjectsinsiblingcachesICPiscurrentlyimplementedontopof 端口：TCP http_portcache_mem64um_object_size4096 allowaccess_log/var/log/squid/access.logvisible cache_dirufs/var/spool/squid10016

exportexport=aclallhttp_accessdeny ACL（AccessControl http_accessallow或deny列表名 aclallsrc/http_accessdenyall allow aclworktimetime08:00-aclworktimetime14:00-http_accessallowworktimedenytime:18:00- aclLAN1srcaclPC1srcacl aclWork_HourstimeMTWHF08:30-aclMax20_ConnmaxconnaclBlk_URLurl_regex-i^rtsp://aclBlk_Wordsurlpath_regex- aclRealFileurlpath_regex-i\.rmvb$ http_accessdenyLAN1http_accessdenyLAN1http_accessdenyPC1http_accessdenyPC1http_accessallowLAN1 ——

eth0:eth1: http_port:8080 iptables-tnat-IPREROUTING-ieth1-s-ptcp--dport80-jREDIRECT--to-ports Iptables–tnat–APOSTROUTING–s/24–jSNAT–to-source4http_port:3128

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Acceleratormode.Alsoneedsatleastoneof WhattousefortheHost:headerifitisnotpresentinarequest.Determineswhatsite(notoriginserver)acceleratorsshouldconsiderthedefault.Impliesaccel.AcceleratormodeusingHostheaderforvirtualsupport.Impliesaccel.Tospecifyothercachesinahierarchy,usethecache_peerhostnametypehttp-porticp-portForcache_peer 3128 -onlycache_peer 3128 cache_peer 3128 type:either'parent','sibling',or -port:Theportnumberwherethecachelistens icp-port:UsedforqueryingneighborcachesaboutToaffecttheselectionofapeerduringanyweightedpeer-selectionmechanismsTheweightmustbeaninteger;defaultis1,largerweightsarefavoredmoreTolimittheamountofconnectionsSquidmayopentothispeerCausesthisparentpeertobecontactedasaoriginMeanttobeusedinacceleratorhttp_port1:80cache_peerparent800originserverweight=5max-cache_peerparent800originserverweight=5max-cache_peerparent800originserverweight=5max-cache_peerparent800originserverweight=1max-cache_peerWebhttpicp[可选项 text,tcp,netip10k,growthfactor,48bytes:slabclass,slabperlGetPUTget,put,mget,simplehttp:ftp:text,consistent 群, Via:aHTTPHTTPLastModified/If-Modified-HTTPHTTPVarnish VCL 群, varnishworkVariableavailabilityin

CDN:ContentDelivery11 in inBind,Bind-dlz+Pgsql,Oracle,Squid:Httpd:Nginx+Nginx+WebCacheSurrogates ： 200Last-Modified:2GET…If-Modified-Since:200OK304NotIf-None-Match/1Server200ETag:2GET…If-None-Match:3Server200OK304Not s :name=profile,domai :name=profile,domai Cached Cache-control:private,max-Cache-c