{"id":100684,"date":"2021-07-05T16:22:50","date_gmt":"2021-07-05T14:22:50","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-yggdrasil-0-4-realizaczii-privatnoj-seti-rabotayushhej-poverh-interneta"},"modified":"2021-07-05T16:22:50","modified_gmt":"2021-07-05T14:22:50","slug":"vypusk-yggdrasil-0-4-realizaczii-privatnoj-seti-rabotayushhej-poverh-interneta","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-yggdrasil-0-4-realizaczii-privatnoj-seti-rabotayushhej-poverh-interneta","title":{"rendered":"Vyd\u00e1n\u00ed Yggdrasil 0.4, implementace soukrom\u00e9 s\u00edt\u011b funguj\u00edc\u00ed nad internetem","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"
Byla zve\u0159ejn\u011bna verze referen\u010dn\u00ed implementace protokolu Yggdrasil 0.4, kter\u00e1 umo\u017e\u0148uje na b\u011b\u017en\u00e9 glob\u00e1ln\u00ed s\u00edti vybudovat samostatnou decentralizovanou priv\u00e1tn\u00ed IPv6 s\u00ed\u0165, v n\u00ed\u017e se pou\u017e\u00edv\u00e1 end-to-end \u0161ifrov\u00e1n\u00ed pro ochranu soukrom\u00ed. Pro pou\u017eit\u00ed v s\u00edti Yggdrasil lze vyu\u017e\u00edt jak\u00e9koliv existuj\u00edc\u00ed aplikace, kter\u00e9 podporuj\u00ed IPv6. Implementace je naps\u00e1na v jazyce Go a je \u0161\u00ed\u0159ena pod licenc\u00ed LGPLv3. Podporov\u00e1ny jsou platformy Linux, Windows, macOS, FreeBSD, OpenBSD a Ubiquiti EdgeRouter. <\/p>\n
Yggdrasil vyv\u00edj\u00ed novou koncepci sm\u011brov\u00e1n\u00ed pro vytvo\u0159en\u00ed glob\u00e1ln\u00ed decentralizovan\u00e9 s\u00edt\u011b, jej\u00ed\u017e uzly se mohou spojovat jak p\u0159\u00edmo mezi sebou v re\u017eimu mesh s\u00edt\u011b (nap\u0159\u00edklad p\u0159es Wi-Fi nebo Bluetooth), tak interagovat nad existuj\u00edc\u00edmi s\u00edt\u011bmi IPv6 nebo IPv4 (s\u00ed\u0165 nad s\u00edt\u00ed). Vyzna\u010duj\u00edc\u00ed se vlastnost\u00ed Yggdrasil je samoorganizace pr\u00e1ce, ani\u017e by bylo t\u0159eba v\u00fdslovn\u00e9ho nastaven\u00ed sm\u011brov\u00e1n\u00ed \u2014 informace o tras\u00e1ch se po\u010d\u00edtaj\u00ed na z\u00e1klad\u011b um\u00edst\u011bn\u00ed uzlu v s\u00edti v\u016f\u010di ostatn\u00edm uzl\u016fm. Za\u0159\u00edzen\u00ed jsou adresov\u00e1na pomoc\u00ed b\u011b\u017en\u00e9 adresy IPv6, kter\u00e1 se nem\u011bn\u00ed v p\u0159\u00edpad\u011b p\u0159esunu uzlu (v Yggdrasil je vyu\u017eit nevyu\u017e\u00edvan\u00fd rozsah adres 0200::\/7). <\/p>\n
Cel\u00e1 s\u00ed\u0165 Yggdrasil je vn\u00edm\u00e1na nikoli jako spolek roztr\u017een\u00fdch pods\u00edt\u00ed, ale jako jednotn\u00fd strukturovan\u00fd kostrov\u00fd strom, kter\u00fd m\u00e1 jeden \u201eko\u0159en\u201c, a ka\u017ed\u00fd uzel m\u00e1 jednoho rodi\u010de a tak\u00e9 jednoho nebo v\u00edce potomk\u016f. Takov\u00e1 stromov\u00e1 struktura umo\u017e\u0148uje vybudovat trasu k c\u00edlov\u00e9mu uzlu vzhledem k uzlu zdroje, pomoc\u00ed mechanismu \u201elocator\u201c, kter\u00fd ur\u010duje optim\u00e1ln\u00ed cestu k uzlu od ko\u0159ene. <\/p>\n
Informace o stromu se mezi uzly distribuuje a nen\u00ed ukl\u00e1d\u00e1na centralizovan\u011b. Pro v\u00fdm\u011bnu dat o routov\u00e1n\u00ed se pou\u017e\u00edv\u00e1 distribuovan\u00e1 hash tabulka (DHT), pomoc\u00ed n\u00ed\u017e m\u016f\u017ee uzel z\u00edskat v\u0161echny informace o trase k jin\u00e9mu uzlu. Samotn\u00e1 s\u00ed\u0165 poskytuje pouze end-to-end \u0161ifrov\u00e1n\u00ed (tranzitn\u00ed uzly nemohou ur\u010dit obsah), ale nezaru\u010duje anonymitu (p\u0159i p\u0159ipojen\u00ed p\u0159es internet mohou peer-to-peer uzly, se kter\u00fdmi doch\u00e1z\u00ed k p\u0159\u00edm\u00e9 interakci, ur\u010dit skute\u010dnou IP adresu, proto se pro anonymitu doporu\u010duje p\u0159ipojovat uzly p\u0159es Tor nebo I2P). <\/p>\n