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Network

socket ํ†ต์‹ 

by unkwn98 2021. 5. 4.

๐ŸŒต socket: process๊ฐ€ network ์„ธ๊ณ„๋กœ data๋ฅผ ๋‚ด๋ณด๋‚ด๊ฑฐ๋‚˜ ๋ฐ›๊ธฐ ์œ„ํ•œ ์‹ค์ œ์ ์ธ ์ฐฝ๊ตฌ

- [protocol + ip + port]๋กœ ์ •์˜

- protocol: system์ด ๋‹ค๋ฅธ system๊ณผ ํ†ต์‹ ์„ ์›ํ• ํ•˜๊ฒŒ ์ˆ˜์šฉํ•˜๋„๋ก ํ•ด์ฃผ๋Š” ํ†ต์‹ ๊ทœ์•ฝ

- ip: ์ „ ์„ธ๊ณ„ ์ปดํ“จํ„ฐ์— ๋ถ€์—ฌ๋œ ๊ณ ์œ ์˜ ์‹๋ณ„ ์ฃผ์†Œ

- port: network์ƒ์—์„œ ํ†ต์‹ ํ•˜๊ธฐ ์œ„ํ•ด host ๋‚ด๋ถ€์ ์œผ๋กœ process๊ฐ€ ํ• ๋‹น๋ฐ›์•„์•ผ ํ•˜๋Š” ๊ณ ์œ ํ•œ ์ˆซ์ž => ๊ฐ™์€ ์ปดํ“จํ„ฐ ๋‚ด์—์„œ program์„ ์‹๋ณ„ํ•˜๋Š” ๋ฒˆํ˜ธ

 

๐ŸŒต HTTP vs SOCKET

[HTTP ํ†ต์‹ ์˜ ํŠน์ง•]

- client๊ฐ€ ์š”์ฒญ์„ ๋ณด๋‚ด๋Š” ๊ฒฝ์šฐ์—๋งŒ server๊ฐ€ ์‘๋‹ตํ•˜๋Š” ๋‹จ๋ฐฉํ–ฅ ํ†ต์‹ 

- server๋กœ๋ถ€ํ„ฐ ์‘๋‹ต์„ ๋ฐ›์€ ํ›„์—๋Š” ์—ฐ๊ฒฐ์ด ๋ฐ”๋กœ ์ข…๋ฃŒ

- ์‹ค์‹œ๊ฐ„ x, ํ•„์š”ํ•œ ๊ฒฝ์šฐ์—๋งŒ server๋กœ ์š”์ฒญ์„ ๋ณด๋ƒ„

- application(android/ios) ๊ฐœ๋ฐœ์— ์ฃผ๋กœ ์‚ฌ์šฉ

[SOCKET ํ†ต์‹ ์˜ ํŠน์ง•]

- server์™€ client๊ฐ€ ๊ณ„์† ์—ฐ๊ฒฐ์„ ์œ ์ง€ํ•˜๋Š” ์–‘๋ฐฉํ–ฅ ํ†ต์‹ 

- server์™€ client๊ฐ€ ์‹ค์‹œ๊ฐ„์œผ๋กœ data๋ฅผ ์ฃผ๊ณ ๋ฐ›๋Š” ์ƒํ™ฉ์ด ํ•„์š”ํ•œ ๊ฒฝ์šฐ ์‚ฌ์šฉ

- ์‹ค์‹œ๊ฐ„ ๋™์˜์ƒ streaming/online game๊ณผ ๊ฐ™์€ ๊ฒฝ์šฐ ์ž์ฃผ ์‚ฌ์šฉ

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๐ŸŒต client-server socket ํ†ต์‹ ํ๋ฆ„

 

์ฐธ์กฐ(reference): https://helloworld-88.tistory.com/215

 

[๊ธฐ๋ณธ] ์†Œ์ผ“(SOCKET)ํ†ต์‹  ์ด๋ž€?

์†Œ์ผ“ํ†ต์‹  ์†Œ์ผ“(SOCKET)์ด๋ž€? ์†Œ์ผ“(Socket)์€ ํ”„๋กœ์„ธ์Šค๊ฐ€ ๋“œ๋„“์€ ๋„คํŠธ์›Œํฌ ์„ธ๊ณ„๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ๋‚ด๋ณด๋‚ด๊ฑฐ๋‚˜ ํ˜น์€ ๊ทธ ์„ธ๊ณ„๋กœ๋ถ€ํ„ฐ ๋ฐ์ดํ„ฐ๋ฅผ ๋ฐ›๊ธฐ ์œ„ํ•œ ์‹ค์ œ์ ์ธ ์ฐฝ๊ตฌ ์—ญํ• ์„ ํ•œ๋‹ค. ๊ทธ๋Ÿฌ๋ฏ€๋กœ ํ”„๋กœ์„ธ์Šค๊ฐ€ ๋ฐ

helloworld-88.tistory.com

 

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