Set a Cookie

Set-Cookie Header

The response header carries a small cookie label.

highlighted = computed this step

Set-Cookie carries a name and value

The table parses the cookie name and its small value from the response header.

name and value parsed\text{name and value parsed}
Set-Cookie headerThe Set-Cookie response, later request, and match rows are recomputed from pinned bytes.Set-Cookie header - Set-Cookie sid=7 returns as Cookie sid=7sectionnamevaluecheckstatusstatus200 OKokheaderSet-Cookiesid=7; Path=/parsedcookienamesidlabelcookievalue7labelcookiePath/pinnedheaderContent-Length0no bodyrequest linemethodGETparsedrequest linepath/cartparsedrequest lineversionHTTP/1.1parsedheaderHostshop.exampleexactheaderCookiesid=7sent backcheckSet-Cookiesid=7from responsecheckCookiesid=7from requestcheckPath/pinnedcheckmatchyessame labelchecksent body bytes0empty body

The cookie value is small

The value row is 7 in this toy example.

cookie value=7\text{cookie value}=7
Set-Cookie headerThe Set-Cookie response, later request, and match rows are recomputed from pinned bytes.Set-Cookie header - Set-Cookie sid=7 returns as Cookie sid=7sectionnamevaluecheckstatusstatus200 OKokheaderSet-Cookiesid=7; Path=/parsedcookienamesidlabelcookievalue7labelcookiePath/pinnedheaderContent-Length0no bodyrequest linemethodGETparsedrequest linepath/cartparsedrequest lineversionHTTP/1.1parsedheaderHostshop.exampleexactheaderCookiesid=7sent backcheckSet-Cookiesid=7from responsecheckCookiesid=7from requestcheckPath/pinnedcheckmatchyessame labelchecksent body bytes0empty body

The path attribute is root

The Path row is pinned to the root path.

Path parsed\text{Path parsed}
Set-Cookie headerThe Set-Cookie response, later request, and match rows are recomputed from pinned bytes.Set-Cookie header - Set-Cookie sid=7 returns as Cookie sid=7sectionnamevaluecheckstatusstatus200 OKokheaderSet-Cookiesid=7; Path=/parsedcookienamesidlabelcookievalue7labelcookiePath/pinnedheaderContent-Length0no bodyrequest linemethodGETparsedrequest linepath/cartparsedrequest lineversionHTTP/1.1parsedheaderHostshop.exampleexactheaderCookiesid=7sent backcheckSet-Cookiesid=7from responsecheckCookiesid=7from requestcheckPath/pinnedcheckmatchyessame labelchecksent body bytes0empty body

Summary

The response gives the client a small label and a pinned path.

cookie label set\text{cookie label set}
Set-Cookie headerThe Set-Cookie response, later request, and match rows are recomputed from pinned bytes.Set-Cookie header - Set-Cookie sid=7 returns as Cookie sid=7sectionnamevaluecheckstatusstatus200 OKokheaderSet-Cookiesid=7; Path=/parsedcookienamesidlabelcookievalue7labelcookiePath/pinnedheaderContent-Length0no bodyrequest linemethodGETparsedrequest linepath/cartparsedrequest lineversionHTTP/1.1parsedheaderHostshop.exampleexactheaderCookiesid=7sent backcheckSet-Cookiesid=7from responsecheckCookiesid=7from requestcheckPath/pinnedcheckmatchyessame labelchecksent body bytes0empty body