Rashin DNS a cikin sarkar proxy ta HTTP: wane mataki ne ke warware sunan?
Raba isa ga proxy na gida, warware iyaye da warware shafin yanar gizo yayin binciken proxy na gaba mai sarka.
client → local forward proxy → HTTP parent → websiteFara da sunan da ya kasa maimakon cewa duk DNS na “proxy” ne:
| Sunan da ake bukata | Matakin da ya kamata ya isa gare shi |
|---|---|
| Ƙarshen proxy na gida | Abokin ciniki |
| Ƙarshen iyaye na HTTP | Proxy na gaba na gida |
| Ƙarshen shafin yanar gizo | Iyaye lokacin da ya buɗe haɗin ƙarshe |
Waɗannan matakai na iya amfani da masu warwarewa daban-daban idan ƙarshen sunayen masarauta ne. Ga HTTPS, proxy na gaba na iya tura masarautar da tashar makoma ta CONNECT zuwa iyaye, wanda ke yin haɗin ƙarshe. Abokin ciniki na asali bai bukata ya fara warware shafin ba. Tura HTTP na fili ma yana ɗaukar bayanin makoma gaba.
Wannan ba alkawari ba ne cewa na'ura ɗaya ce kawai ke tambayar kowane suna. Kimanta ACL, ajiya, manufa da cikakkun bayanan aiwatarwa na iya haifar da ƙarin bincike.
Duba manufar madadin lokacin da iyaye ba ya samuwa. Idan an yarda da shiga kai tsaye, proxy na gida na iya zama matakin da ke fuskantar shafin, tare da nasa shawarwarin mai warwarewa da adireshin tushe. Sai dai saita iyaye ba ya tabbatar da cewa kowane bukata ya yi amfani da shi.
A lokacin rashin nasara, gano sunan da tsarin da ke ƙoƙarin warware shi kafin a gyara fayil ɗin hosts. Gyaran gefen abokin ciniki ba zai iya gyara kowane shawara na gaba ba. Tushen jama'a na ƙarshe na matakin da ke buɗe haɗin shafin ne; lura da wannan tushen ba daidai yake da auna inda DNS ya faru ba.