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Blue Coat Systems Proxy SG manual ProxySG Content Policy Language Guide Xviii

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Troubleshooting Install Default value is no Where Administrator Transactions User.x509.issuer= Consoleaccess= Authorization Request.filterservice Im.chatroom.voiceenabled= Writing Policy Using CPL

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ProxySG Content Policy Language Guide

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Blue Coat Systems Proxy SG manual ProxySG Content Policy Language Guide Xviii

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Contents

Blue Coat SystemsTM ProxySG Content Policy Language Guide Info@bluecoat.com Third Party Copyright Notices ProxySG Content Policy Language Guide Copyrights ProxySG Content Policy Language Guide Pcre Tcpip Preface Introducing the Content Policy Language About the Document Organization Supported Browsers Related Blue Coat DocumentationDocument Conventions Contents Condition Reference Xiii Property Reference Contents Appendix a Glossary Appendix F Upgrading from CacheOS Index ProxySG Content Policy Language Guide Xviii Concepts Transactions Policy Model Comments CPL Language BasicsRole of CPL Rules CPL triggers have the form triggername=patternexpression Quoting Layers Sections Definitions Referential Integrity Named Definitions Writing Policy Using CPL Substitutions Authentication and Denial Installing Policy CPL General Use Characters and Formatting Troubleshooting Policy Upgrade/Downgrade IssuesCPL Syntax Deprecations Conditional Compilation ProxySG Content Policy Language Guide Administrator Transactions Understanding Transactions and TimingProxy Transactions Policy is examined before the requested object is fetched Managing Content Policy Language When Policy is Evaluated Cache Transactions Forwarding Transactions Timing Admin Layers Understanding Layers Cache Layers Exception Layers Forward Layers Proxy Layers Layer Guards Following layer would result in a similar error Understanding Sections Rule Url.regex UrlUrl.domain Serverurl.domain Defining Policies Section Guards Blacklists and Whitelists General Rules and Exceptions to a General Rule Using Layer Ordering to Define Exceptions Avoid Conflicting Actions Best Practices Condition Reference Condition Syntax Pattern Types Layer Type Restrictions Unavailable TriggersCondition Reference Global Restrictions Acl= Admin.access= Examples Attribute.name= See Also Authenticated= Bitrate= See Also Category= Client.address= Client.protocol= Condition= Condition=conditionlabel Properties action.actionlabel Consoleaccess= Contentadmin= Contentmanagement Date.utc= Day= Exception.id= See Also Ftp.method= Group= Examples Hasattribute.name= Example See Also Hasclient= Hour= See Also Http.method= Http.request.version= Http.response.code= Http.response.version= Http.transparentauthentication= Http.xmethod= Im.buddyid= Im.chatroom.conference= Im.chatroom.id= Im.chatroom.inviteonly= Im.chatroom.type= Im.chatroom.member= Im.chatroom.voiceenabled= Im.file.extension= Im.file.name= Im.file.path= Im.file.size= Im.message.opcode= Im.message.route= Im.message.size= Im.message.text= Im.message.type= Im.method= Im.userid= Live= Method= Protocol Methods 105 Minute= Month= Protocol= Proxy.address= Proxy.card= Proxy.port= Realm= 113 Release.id= Release.version= Request.header.headername= Request.header.headername.address= Request.header.Referer.url= Domainsuffixpattern 119 Conditions url=, serverurl= Request.xheader.headername= Request.xheader.headername.address= Response.header.headername= Where Response.xheader.headername= Serverurl= Serverurl.address=ipaddresssubnetsubnetlabel Applies to all non-administrator transactions 127 Socks= Socks.accelerated= Socks.method= Socks.version= Streaming.client= Streaming.content= Time= 135 Tunneled= Url= Url.address=ipaddresssubnetsubnetlabel Accepted domain suffix patterns include the following 139 Exact Url=http//example.com8080/index.html 142 143 User= 145 User.domain= User.x509.issuer= User.x509.serialNumber= User.x509.subject= Weekday= Year= ProxySG Content Policy Language Guide 152 Property Reference Property Reference Accesslog Accessserver Action Advertisement Allow Allows the transaction to be served Alwaysverify Authenticate 161 Authenticate.force Default value is no Where Authenticate.mode 164 Authenticate.useurlcookie Blockcategory Bypasscache Cache 169 Checkauthorization Contentfilteroverride Cookiesensitive Deleteonabandonment Deny Deny.unauthorized Direct Dynamicbypass Exception Exception.autopad Forcecache Example See Also Forcedeny Forceexception Forcepatiencepage Forward Forward.failopen Ftp.serverconnection Ftp.serverdata Ftp.transport Http.forcentlmforserverauth Http.request.version Http.response.version Icp Im.stripattachments Integratenewhosts Label Log.rewrite.field-id Log.suppress.field-id Maxbitrate Neverrefreshbeforeexpiry Neverserveafterexpiry Patiencepage Pipeline Prefetch Reflectip Reflectvip Refresh RemoveIMSfromGET RemovePNCfromGET RemovereloadfromIEGET Request.filterservice 211 Request.icapservice Response.icapservice Service Socks.accelerate Socks.authenticate Socks.authenticate.force Socksgateway Socksgateway.failopen Streaming.transport Terminateconnection Trace.destination Trace.request Trace.rules Ttl Uasensitive Argument Syntax Action Reference Append Delete Deletematching Im.alert Logmessage Notifyemail Notifysnmp Redirect Replace Rewrite Https Limitation 238 239 Set 241 Transform Properties action Viruscheck Definition Reference Definition Names Define action Definitions transform activecontent, transform urlrewrite Define activecontent Actions transform Define category Conditions category= Properties action Define condition Conditions category=, condition= Define domain Define javascript 256 Define prefix condition Define serverurl.domain condition 259 Define subnet Define url condition End Proxy condition=allowed allow Define url.domain condition 264 Define urlrewrite Definitions define action, define activecontent Restrict dns Restrict rdns Transform activecontent Transform urlrewrite Appendix a Glossary 272 273 ProxySG Content Policy Language Guide 274 Appendix B Testing and Troubleshooting Enabling Rule Tracing Using Trace Information to Improve Policies Enabling Request Tracing Sample Policy Match 279 Rule action.setheader2yes Appendix C Recognized Http Headers Header Field Request/Response Form Allowed Actions Appendix D CPL Substitutions Category connection Category im Category specialtoken Category status 288 Category streaming Category url 291 292 Category user 294 295 Category siresponseheader 297 298 Filter File Overview Filter File Structure Filter-Part Components Filters Conditions ALL Statements Access-Control List ACL Definitions Domain-Suffix Sections Defaultfilterproperties Statement Action-Part Components Evaluation Order Appendix F Upgrading from CacheOS Converting Filter-Style Files to CPL Syntax Index ProxySG Configuration and Management Guide Index 312 SeeDefault Parra Font policy tracing rules, overview 314

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