Page 545 - Nodejs 교과서 개정2판

});
} else {
socket.to(roomId).emit('exit', {
user: 'system',
chat: `${req.session.color}님이 퇴장하셨습니다.`,
});
}
});
});
};

➊ io.use ݫࢲ٘ী ޷ٜਝযܳ ੢଱ೡ ࣻ ੓णפ׮ ੉ ࠗ࠙਷ ݽٚ ਢ ࣗ௄ োѾ द݃׮ प೯ؾפ׮ ࣁ࣌ ޷ٜ

ਝযী ਃ୒ ё୓ socket.request ਽׹ ё୓ socket.request.res OFYU ೣࣻܳ ੋࣻ۽ ֍ਵݶ ؾפ׮ ੉
ઁ socket.request ё୓ উী socket.request.session ё୓о ࢤࢿؾפ׮

➋ socket.to(방 ই੉٣ ݫࢲ٘۽ ౠ੿ ߑী ؘ੉ఠܳ ࠁյ ࣻ ੓णפ׮ ઑӘ ੹ী ࣁ࣌ ޷ٜਝয৬ 4PDLFU *
0ܳ োѾ೮ਵ޲۽ ਢ ࣗ௄ীࢲ ࣁ࣌ਸ ࢎਊೡ ࣻ ੓णפ׮ ߑী ଵৈೡ ٸ ߑী ־ҵоо ੑ੢೮׮ח दझమ

ݫद૑ܳ ࠁշפ׮
➌ ੽ࣘ ೧ઁ दীח അ੤ ߑ੄ ࢎۈ ࣻܳ ҳ೧ࢲ ଵৈ੗ ࣻо ݺ੉ݶ ߑਸ ઁѢೞח )551 ਃ୒ਸ ࠁշפ׮ T

PDLFU BEBQUFS SPPNT[방 아이디]ী ଵৈ ઺ੋ ࣗ௄ ੿ࠁо ٜয ੓णפ׮ ଵৈ੗ ࣻо ݺ੉ ইפݶ ߑী

թই ੓ח ଵৈ੗ীѱ ృ੢೮׮ח ؘ੉ఠܳ ࠁշפ׮

/PUF ™ TPDLFU KT੄ BYJPT ਃ୒

TPDLFU KTীࢲ BYJPT ਃ୒ਸ ࠁյ ٸח ਃ୒੗о ־ҳੋ૑ী ؀ೠ ੿ࠁо ٜয ੓૑ ঋणפ׮ FYQSFTT TFTTJPOীࢲח ࣁ࣌

௢ఃੋ req.signedCookies['connect.sid']ܳ ࠁҊ അ੤ ࣁ࣌੉ ־ҳীѱ ࣘ೧ ੓ח૑ܳ ౸ױ೤פ׮ ࠳ۄ਋੷ীࢲ BYJPT
ਃ୒ਸ ࠁյ ٸח ੗زਵ۽ ௢ఃܳ э੉ ֍যࢲ ࠁղ૑݅ ࢲߡীࢲ BYJPT ਃ୒ਸ ࠁյ ٸח ௢ఃо э੉ ࠁղ૑૑ ঋणפ׮
ٮۄࢲ FYQSFTT TFTTJPO੉ ਃ୒੗о ־ҳੋ૑ ౸ױೡ ࣻ হणפ׮ FYQSFTT TFTTJPO੉ ౸ױೡ ࣻ ੓ѱ ೞ۰ݶ ৈ۞࠙੉ ਃ
୒ ೻؊ী ࣁ࣌ ௢ఃܳ ૒੽ ֍যঠ ೤פ׮

io ё୓ী DPPLJF QBSTFSܳ োѾೠ റ BYJPT ਃ୒ਸ ࠁյ ٸ connect.sid ௢ఃܳ ૒੽ ࢸ੿೤פ׮ ௢ః ঐഐചܳ ਤ೧ DPP
LJF TJHOBUVSF ಁః૑ب ࢸ஖೤פ׮

콘솔

$ npm i cookie-signature

socket.js
const SocketIO = require('socket.io');
const axios = require('axios');
const cookieParser = require('cookie-parser');
const cookie = require('cookie-signature');