ืžืขืœื“ื•ื ื’ ืคื•ืŸ ืกืขืจื•ื•ืขืจ ื–ื™ื™ึทื˜ ื“ื–ืฉืึทื•ื•ืึทืกืงืจื™ืคึผื˜ ืคึผืœืึทื˜ืคืึธืจืžืข Node.js 17.0

Node.js 17.0, ืึท ืคึผืœืึทื˜ืคืึธืจืžืข ืคึฟืึทืจ ืคืœื™ืกื ื“ื™ืง ื ืขืฅ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ืื™ืŸ ื“ื–ืฉืึทื•ื•ืึทืกืงืจื™ืคึผื˜, ืื™ื– ื‘ืืคืจื™ื™ื˜. Node.js 17.0 ืื™ื– ืึท ืจืขื’ื•ืœืขืจ ืฉื˜ื™ืฆืŸ ืฆื•ื•ื™ื™ึทื’ ื•ื•ืึธืก ื•ื•ืขื˜ ืคืึธืจื–ืขืฆืŸ ืฆื• ื‘ืึทืงื•ืžืขืŸ ื“ืขืจื”ื™ื™ึทื ื˜ื™ืงื•ื ื’ืขืŸ ื‘ื™ื– ื™ื•ื ื™ 2022. ืื™ืŸ ื“ื™ ืงื•ืžืขื ื“ื™ืงืข ื˜ืขื’, ื“ื™ ืกื˜ื™ื™ื‘ืึทืœืึทื–ื™ื™ืฉืึทืŸ ืคื•ืŸ ื“ื™ Node.js 16 ืฆื•ื•ื™ื™ึทื’ ื•ื•ืขื˜ ื–ื™ื™ืŸ ื’ืขืขื ื“ื™ืงื˜, ื•ื•ืึธืก ื•ื•ืขื˜ ื‘ืึทืงื•ืžืขืŸ LTS ืกื˜ืึทื˜ื•ืก ืื•ืŸ ื•ื•ืขื˜ ื–ื™ื™ืŸ ื’ืขืฉื˜ื™ืฆื˜ ื‘ื™ื– ืืคืจื™ืœ 2024. ื•ื™ืฉืึทืœื˜ ืคื•ืŸ ื“ื™ ืคืจื™ืขืจื“ื™ืงืข LTS ืฆื•ื•ื™ื™ึทื’ ืคื•ืŸ Node.js 14.0 ื•ื•ืขื˜ ื“ื•ื™ืขืจืŸ ื‘ื™ื– ืืคืจื™ืœ 2023, ืื•ืŸ ื“ื™ ื™ืึธืจ ืคืจื™ืขืจ ืœืขืฆื˜ืข LTS ืฆื•ื•ื™ื™ึทื’ 12.0 ื‘ื™ื– ืืคืจื™ืœ 2022.

ื”ื•ื™ืคึผื˜ ื™ืžืคึผืจื•ื•ื•ืžืึทื ืฅ:

  • ื“ื™ V8 ืžืึธื˜ืึธืจ ืื™ื– ื“ืขืจื”ื™ื™ึทื ื˜ื™ืงื˜ ืฆื• ื•ื•ืขืจืกื™ืข 9.5.
  • ื“ื™ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ื•ื•ืขืจื™ืึทื ืฅ ืคื•ืŸ ื“ื™ ื™ืงืขืจื“ื™ืง API ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื“ื™ ื ื•ืฆืŸ ืคื•ืŸ ื“ื™ Promise ื™ื™ืกื™ื ื’ืงืจืึทื ืึทืก ืงืึทืžืคึผื™ื•ื˜ื™ื ื’ ืฆื•ื‘ื™ื ื“ ืื™ื– ืคืืจื‘ืœื™ื‘ืŸ. ืื™ืŸ ืึทื“ื™ืฉืึทืŸ ืฆื• ื“ื™ ืคืจื™ืขืจ ื’ืขืคึฟื™ื ื˜ ื˜ื™ืžืขืจืก ื”ื‘ื˜ื—ื•ืช ืื•ืŸ ืกื˜ืจืขืึทืžืก ื”ื‘ื˜ื—ื•ืช ืึทืคึผื™ืก, Node.js 17.0 ื™ื ื˜ืจืึทื“ื•ืกื™ื– ื“ื™ Readline Promise API ืคึฟืึทืจ ืœื™ื™ืขื ืขืŸ ื“ืึทื˜ืŸ ืฉื•ืจื” ื“ื•ืจืš ืฉื•ืจื” ืžื™ื˜ ื“ื™ ืจืขื“ืœื™ื ืข ืžืึธื“ื•ืœืข. ืึทืจื™ื™ึทื ืคื™ืจ * ื•ื•ื™ ืจืขื“ืœื™ื ืข ืคึฟื•ืŸ 'ื ืึธื“ืข: ืจืขืึทื“ืœื™ื ืข / ื”ื‘ื˜ื—ื•ืช'; ืึทืจื™ื™ึทื ืคื™ืจ {ืกื˜ื“ื™ืŸ ื•ื•ื™ ืึทืจื™ื™ึทื ืฉืจื™ื™ึทื‘, ืกื˜ื“ืึธื•ื˜ ื•ื•ื™ ืจืขื–ื•ืœื˜ืึทื˜} ืคึฟื•ืŸ 'ืคึผืจืึธืฆืขืก'; const rl = readline.createInterface ({ ืึทืจื™ื™ึทื ืฉืจื™ื™ึทื‘, ืจืขื–ื•ืœื˜ืึทื˜ }); const answer = await rl.question ('ื•ื•ืึธืก ื˜ืึธืŸ ืื™ืจ ื˜ืจืึทื›ื˜ืŸ ืคื•ืŸ Node.js?'); console.log ('ื“ืื ืง ืื™ืจ ืคึฟืึทืจ ื“ื™ื™ืŸ ื•ื•ืขืจื˜ืคื•ืœ ื‘ืึทืžืขืจืงื•ื ื’ืขืŸ: ${ืขื ื˜ืคืขืจ}'); ืจืœ.ืงืœืึธืกืข();
  • ื“ื™ ืกืึทืคึผืœื™ื™ื“ OpenSSL ื‘ื™ื‘ืœื™ืึธื˜ืขืง ืื™ื– ื“ืขืจื”ื™ื™ึทื ื˜ื™ืงื˜ ืฆื• ื•ื•ืขืจืกื™ืข 3.0 (ืึท ืงื•ื•ื™ืงื˜ืœืก / ืึธืคึผืขื ืกืกืœ ื’ืึธืคึผืœ ืžื™ื˜ QUIC ืคึผืจืึธื˜ืึธืงืึธืœ ืฉื˜ื™ืฆืŸ ืขื ื™ื™ื‘ืึทืœื“ ืื™ื– ื’ืขื ื™ืฆื˜).
  • ืขื ื™ื™ื‘ืึทืœื“ ื“ื™ Node.js ื•ื•ืขืจืกื™ืข ืฆื• ื–ื™ื™ืŸ ื’ืขื•ื•ื™ื–ืŸ ืื™ืŸ ืึธื ืœื™ื™ื’ืŸ ื˜ืจืึทืกืขืก ื•ื•ืึธืก ื–ืขื ืขืŸ ืจืขื–ื•ืœื˜ืึทื˜ ืื™ืŸ ืคืึทืœ ืคื•ืŸ ืคืึทื˜ืึทืœ ืขืจืจืึธืจืก ื•ื•ืึธืก ืคืึทืจืฉืึทืคืŸ ื“ื™ ืึทืคึผืœืึทืงื™ื™ืฉืึทืŸ ืฆื• ืคืึทืจืขื ื“ื™ืงืŸ.

ืื™ืŸ ื“ืขืจืฆื•, ืžื™ืจ ืงืขื ืขืŸ ื“ืขืจืžืึธื ืขืŸ ื“ื™ ื™ืœื™ืžืึทื ื™ื™ืฉืึทืŸ ืคื•ืŸ ืฆื•ื•ื™ื™ ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ื– ืื™ืŸ ื“ื™ ืงืจืึทื ื˜ ืฆื•ื•ื™ื™ื’ืŸ ืคื•ืŸ Node.js (CVE-2021-22959, CVE-2021-22960), ื•ื•ืึธืก ืžืึทื›ืŸ ืขืก ืžืขื’ืœืขืš ืฆื• ื“ื•ืจื›ืคื™ืจืŸ "HTTP Request Smuggling" (HRS) ืื ืคืืœืŸ, ื•ื•ืึธืก ืœืึธื–ืŸ ืื•ื ื“ื– ืฆื• ื•ื•ืขื“ื–ืฉ ืื™ืŸ ื“ื™ ืื™ื ื”ืึทืœื˜ ืคื•ืŸ ืื ื“ืขืจืข ื ื™ืฆืขืจืก 'ืจื™ืงื•ื•ืขืก ืคึผืจืึทืกืขืกื˜ ืื™ืŸ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืคืึธื“ืขื ืฆื•ื•ื™ืฉืŸ ื“ื™ ืคืจืึธื ื˜ืขื ื“ ืื•ืŸ ื‘ืึทืงืขื ื“ (ืœืžืฉืœ, ื‘ื™ื™ื–ืข ื“ื–ืฉืึทื•ื•ืึทืกืงืจื™ืคึผื˜ ืงืึธื“ ืงืขื ืขืŸ ื–ื™ื™ืŸ ื™ื ืกืขืจื˜ืึทื“ ืื™ืŸ ืืŸ ืื ื“ืขืจ ื‘ืึทื ื™ืฆืขืจ ืก ืกืขืกื™ืข). ื“ืขื˜ืึทื™ืœืก ื•ื•ืขื˜ ื–ื™ื™ืŸ ืื ื˜ืคืœืขืงื˜ ืฉืคึผืขื˜ืขืจ, ืึธื‘ืขืจ ืื™ืฆื˜ ืžื™ืจ ื ืึธืจ ื•ื•ื™ืกืŸ ืึทื– ื“ื™ ืคืจืื‘ืœืขืžืขืŸ ื–ืขื ืขืŸ ื’ืขืคึฟื™ืจื˜ ื“ื•ืจืš ืคืึทืœืฉ ื”ืึทื ื“ืœื™ื ื’ ืคื•ืŸ ืกืคึผื™ื™ืกืึทื– ืฆื•ื•ื™ืฉืŸ ื“ื™ HTTP ื›ืขื“ืขืจ ื ืึธืžืขืŸ ืื•ืŸ ื“ื™ ืฆื•ื•ื™ื™ืคึผื™ื ื˜ืœ, ื•ื•ื™ ื’ืขื–ื•ื ื˜ ื•ื•ื™ ืคืึทืจืฉื™ื“ืขื ืข ื”ืึทื ื“ืœื™ื ื’ ืคื•ืŸ ืงืึทืจืขื˜ืข ืฆื•ืจื™ืงืงื•ืžืขืŸ ืื•ืŸ ืฉื•ืจื” ืงืึธืจืžืขืŸ ืื•ืชื™ื•ืช ืื™ืŸ ื“ื™ ืคึผืึทืจืึทืžืขื˜ืขืจ ื‘ืœืึธืง ื’ืขื ื™ืฆื˜ ื•ื•ืขืŸ ื˜ืจืึทื ืกืžื™ื˜ื™ื ื’. ื“ื™ ื‘ืขื˜ืŸ ื’ื•ืฃ ืื™ืŸ ืคึผืึทืจืฅ ืื™ืŸ ื“ื™ "ื˜ืฉืึทื ื’ืงื˜" ืžืึธื“ืข "

ื–ืืœ ืื•ื ื“ื– ืฆื•ืจื™ืงืจื•ืคืŸ ืึทื– ื“ื™ Node.js ืคึผืœืึทื˜ืคืึธืจืžืข ืงืขื ืขืŸ ื–ื™ื™ืŸ ื’ืขื•ื•ื™ื™ื ื˜ ื‘ื™ื™ื“ืข ืคึฟืึทืจ ืกืขืจื•ื•ืขืจ ื–ื™ื™ึทื˜ ืฉื˜ื™ืฆืŸ ืคื•ืŸ ื•ื•ืขื‘ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ืื•ืŸ ืคึฟืึทืจ ืงืจื™ื™ื™ื˜ื™ื ื’ ืคึผืจืึธืกื˜ ืงืœื™ืขื ื˜ ืื•ืŸ ืกืขืจื•ื•ืขืจ ื ืขืฅ ืžื’ื™ืœื”. ืฆื• ื™ืงืกืคึผืึทื ื“ ื“ื™ ืคืึทื ื’ืงืฉืึทื ืึทืœื™ื˜ื™ ืคื•ืŸ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ืคึฟืึทืจ Node.js, ืึท ื’ืจื•ื™ืก ื–ืึทืžืœื•ื ื’ ืคื•ืŸ ืžืึทื“ื–ืฉื•ืœื– ืื™ื– ืฆื•ื’ืขื’ืจื™ื™ื˜, ืื™ืŸ ื•ื•ืึธืก ืื™ืจ ืงืขื ืขืŸ ื’ืขืคึฟื™ื ืขืŸ ืžืึทื“ื–ืฉื•ืœื– ืžื™ื˜ ื“ื™ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ื”ื˜ื˜ืคึผ, ืกืžื˜ืคึผ, ืงืกืžืคึผืคึผ, ื“ื ืก, ืคื˜ืคึผ, ื™ืžืึทืคึผ, ืคึผืึธืคึผ3 ืกืขืจื•ื•ืขืจืก ืื•ืŸ ืงืœื™ื™ืึทื ืฅ, ืžืึทื“ื–ืฉื•ืœื– ืคึฟืึทืจ ื™ื ื˜ืึทื’ืจื™ื™ืฉืึทืŸ. ืžื™ื˜ ืคืึทืจืฉื™ื“ืŸ ื•ื•ืขื‘ ืคืจืึทืžืขื•ื•ืึธืจืงืก, WebSocket ืื•ืŸ Ajax ื”ืึทื ื“ืœืขืจืก, ืงืึทื ืขืงื˜ืขืจื– ืฆื• DBMS (MySQL, PostgreSQL, SQLite, MongoDB), ืžื•ืกื˜ืขืจ ืขื ื“ื–ืฉืึทื ื–, CSS ืขื ื“ื–ืฉืึทื ื–, ื™ืžืคึผืœืึทืžืึทื ืฅ ืคื•ืŸ ืงืจื™ืคึผื˜ืึธื’ืจืึทืคื™ืง ืึทืœื’ืขืจื™ื“ืึทืžื– ืื•ืŸ ื“ืขืจืœื•ื™ื‘ืขื ื™ืฉ ืกื™ืกื˜ืขืžืขืŸ (OAuth), XML ืคึผืึทืจืกืขืจืก.

ืฆื• ืฉืขืคึผืŸ ื’ืจื•ื™ืก ื ื•ืžืขืจ ืคื•ืŸ ืคึผืึทืจืึทืœืขืœ ืจื™ืงื•ื•ืขืก, Node.js ื ื™ืฆื˜ ืึทืŸ ื™ื™ืกื™ื ื’ืงืจืึทื ืึทืก ืงืึธื“ ื“ื•ืจื›ืคื™ืจื•ื ื’ ืžืึธื“ืขืœ ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื ื™ื˜-ื‘ืœืึทืงื™ื ื’ ื’ืขืฉืขืขื ื™ืฉ ืคึผืจืึทืกืขืกื™ื ื’ ืื•ืŸ ื“ื™ืคื™ื™ื ื™ื ื’ ืงืึทืœืœื‘ืึทืงืง ื”ืึทื ื“ืœืขืจืก. ืฉื˜ื™ืฆื˜ ืžืขื˜ื”ืึธื“ืก ืคึฟืึทืจ ืžื•ืœื˜ื™ืคึผืœืขืงืกื™ื ื’ ืงืึทื ืขืงืฉืึทื ื– ืึทืจื™ื™ึทื ื ืขืžืขืŸ epoll, kqueue, /dev/poll ืื•ืŸ select. ืคึฟืึทืจ ืงืฉืจ ืžื•ืœื˜ื™ืคึผืœืขืงืกื™ื ื’, ื“ื™ ืœื™ื‘ื•ื•ื• ื‘ื™ื‘ืœื™ืึธื˜ืขืง ืื™ื– ื’ืขื ื™ืฆื˜, ื•ื•ืึธืก ืื™ื– ืึทืŸ ืึทื“ื™ืฉืึทืŸ ืฆื• ืœื™ื‘ืขื•ื• ืื•ื™ืฃ ื™ื•ื ื™ืงืก ืกื™ืกื˜ืขืžืขืŸ ืื•ืŸ ืฆื• IOCP ืื•ื™ืฃ Windows. ื“ื™ ืœื™ื‘ื™ืึธ ื‘ื™ื‘ืœื™ืึธื˜ืขืง ืื™ื– ื’ืขื ื™ืฆื˜ ืฆื• ืฉืึทืคึฟืŸ ืึท ืคืึธื“ืขื ื‘ืขืงืŸ, ืื•ืŸ C-ares ืื™ื– ื™ื ืึทื’ืจื™ื™ื˜ื™ื“ ืฆื• ื“ื•ืจื›ืคื™ืจืŸ ื“ื ืก ืคึฟืจืื’ืŸ ืื™ืŸ ืึท ื ื™ื˜-ื‘ืœืึทืงื™ื ื’ ืžืึธื“ืข. ืึทืœืข ืกื™ืกื˜ืขื ืจื•ืคื˜ ื•ื•ืึธืก ืคืึทืจืฉืึทืคืŸ ื‘ืœืึทืงื™ื ื’ ื–ืขื ืขืŸ ืขืงืกืึทืงื™ื•ื˜ืึทื“ ืื™ืŸ ื“ื™ ืคืึธื“ืขื ื‘ืขืงืŸ ืื•ืŸ ื“ืขืจื ืึธืš, ื•ื•ื™ ืกื™ื’ื ืึทืœ ื”ืึทื ื“ืœืขืจืก, ืคืึธืจืŸ ื“ื™ ืจืขื–ื•ืœื˜ืึทื˜ ืคื•ืŸ ื–ื™ื™ืขืจ ืึทืจื‘ืขื˜ ืฆื•ืจื™ืง ื“ื•ืจืš ืึทืŸ ืึทื ื ื™ื™ืžื“ ืจืขืจ. ื“ื™ ื“ื•ืจื›ืคื™ืจื•ื ื’ ืคื•ืŸ ื“ื–ืฉืึทื•ื•ืึทืกืงืจื™ืคึผื˜ ืงืึธื“ ืื™ื– ื™ื ืฉื•ืจื“ ื“ื•ืจืš ื“ื™ ื ื•ืฆืŸ ืคื•ืŸ ื“ื™ ื•ื•8 ืžืึธื˜ืึธืจ ื“ืขื•ื•ืขืœืึธืคึผืขื“ ื“ื•ืจืš Google (ืื™ืŸ ื“ืขืจืฆื•, ืžื™ื™ืงืจืึธืกืึธืคึฟื˜ ืื™ื– ื“ืขื•ื•ืขืœืึธืคึผื™ื ื’ ืึท ื•ื•ืขืจืกื™ืข ืคื•ืŸ โ€‹โ€‹Node.js ืžื™ื˜ ื“ื™ Chakra-Core ืžืึธื˜ืึธืจ).

ืื™ืŸ ื–ื™ื™ืŸ ื”ืึทืจืฅ, Node.js ืื™ื– ืขื ืœืขืš ืฆื• ื“ื™ Perl AnyEvent, Ruby Event Machine, Python Twisted ืคืจืึทืžืขื•ื•ืึธืจืงืก ืื•ืŸ ื“ื™ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ื’ืขืฉืขืขื ื™ืฉืŸ ืื™ืŸ Tcl, ืึธื‘ืขืจ ื“ื™ ื’ืขืฉืขืขื ื™ืฉ ืฉืœื™ื™ืฃ ืื™ืŸ Node.js ืื™ื– ืคืึทืจื‘ืึธืจื’ืŸ ืคื•ืŸ ื“ื™ ื“ืขื•ื•ืขืœืึธืคึผืขืจ ืื•ืŸ ืจื™ื–ืขืžื‘ืึทืœื– ื’ืขืฉืขืขื ื™ืฉ ืคึผืจืึทืกืขืกื™ื ื’ ืื™ืŸ ืึท ื•ื•ืขื‘ ืึทืคึผืœืึทืงื™ื™ืฉืึทืŸ. ืคืœื™ืกื ื“ื™ืง ืื™ืŸ ื‘ืœืขื˜ืขืจืขืจ. ื•ื•ืขืŸ ืฉืจื™ื™ื‘ืŸ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ืคึฟืึทืจ node.js, ืขืก ืื™ื– ื ื™ื™ื˜ื™ืง ืฆื• ื ืขืžืขืŸ ืื™ืŸ ื—ืฉื‘ื•ืŸ ื“ื™ ืกืคึผืขืกื™ืคื™ืงืก ืคื•ืŸ ื’ืขืฉืขืขื ื™ืฉ-ื’ืขื˜ืจื™ื‘ืŸ ืคึผืจืึธื’ืจืึทืžืžื™ื ื’, ืคึฟืึทืจ ื‘ื™ื™ึทืฉืคึผื™ืœ, ืึทื ืฉื˜ืึธื˜ ืคื•ืŸ "var result = db.query ("ืกืขืœืขืงื˜ื™ืจืŸ..");" ืžื™ื˜ ื•ื•ืืจื˜ืŸ ืคึฟืึทืจ ื“ื™ ืงืึทืžืคึผืœื™ืฉืึทืŸ ืคื•ืŸ ืึทืจื‘ืขื˜ ืื•ืŸ ืกืึทื‘ืกืึทืงื•ื•ืึทื ื˜ ืคึผืจืึทืกืขืกื™ื ื’ ืคื•ืŸ ื“ื™ ืจืขื–ื•ืœื˜ืึทื˜ืŸ, Node.js ื ื™ืฆื˜ ื“ืขื ืคึผืจื™ื ืฆื™ืคึผ ืคื•ืŸ ื™ื™ืกื™ื ื’ืงืจืึทื ืึทืก ื“ื•ืจื›ืคื™ืจื•ื ื’, ื™.ืข. ื“ืขืจ ืงืึธื“ ืื™ื– ืคืืจื•ื•ืื ื“ืœืขืŸ ืื™ืŸ "db.query ("ืกืขืœืขืงื˜ื™ืจืŸ ..", ืคึฟื•ื ืงืฆื™ืข (ืจืขื–ื•ืœื˜ืึทื˜) {ืจืขื–ื•ืœื˜ืึทื˜ ืคึผืจืึทืกืขืกื™ื ื’});", ืื™ืŸ ื•ื•ืึธืก ืงืึธื ื˜ืจืึธืœ ื•ื•ืขื˜ ื’ืœื™ื™ืš ืคืึธืจืŸ ืฆื• ื•ื•ื™ื™ึทื˜ืขืจ ืงืึธื“, ืื•ืŸ ื“ื™ ืึธื ืคึฟืจืขื’ ืจืขื–ื•ืœื˜ืึทื˜ ื•ื•ืขื˜ ื–ื™ื™ืŸ ืคึผืจืึทืกืขืกื˜ ื•ื•ื™ ื“ืึทื˜ืŸ ืขืจื™ื™ื•ื•ื–.

ืžืงื•ืจ: opennet.ru

ืœื™ื™ื’ืŸ ืึท ื‘ืึทืžืขืจืงื•ื ื’