http_basics

Node girls で話したhttp basics の話です

Transcript

1. HTTP Basics node_girls @ ੨ࢁ G’s Cafe
2. Twitter: @yosuke_furukawa ϦΫϧʔτςΫϊϩδʔζॴଐ γχΞιϑτ΢ΣΞΤϯδχΞ
3. HTTP Basics
4. લͷ NodeSchool ͰݴΘΕͨ ͜ͱ
5. ͕͜͜೉͍͠Node.js /PEFKT
   ͬͯॻ͍ͯΔͱ
   OHJOY
   ͷઃఆॻ͍ͯΔ
   Έ͍ͨͳؾ෼ʹͳΔΜͰ͢ΑͶʔ
6. yes !!! love http layer !!!! const http = require('http'); const server = http.createServer((req, res) => { res.writeHead(200); res.end('Hello World'); }); server.listen(3000, () => { console.log('listening'); });
7. ٯʹݴ͏ͱ /PEFKT
   ͬͯॻ͍ͯΔͱ
   OHJOY
   ͷઃఆॻ͍ͯΔ
   Έ͍ͨͳؾ෼ʹͳΔΜͰ͢ΑͶʔ )551ͷϨΠϠΛֶͿνϟϯεʂʂʂʂ
8. Node HTTP Basics
9. ͦ΋ͦ΋ HTTP ͱ͸?? GET /hello.txt HTTP/1.1 User-Agent: curl/7.16.3 Host: www.example.com Accept-Language: en, mi HTTP/1.1 200 OK Date: Mon, 27 Jul 2009 12:28:53 GMT Server: Apache Last-Modified: Wed, 22 Jul 2009 19:15:56 GMT ETag: "34aa387-d-1568eb00" Accept-Ranges: bytes Content-Length: 51 Vary: Accept-Encoding Content-Type: text/plain Hello World! My payload includes a trailing CRLF. 3FRVFTU 3FTQPOTF
10. ͦ΋ͦ΋ HTTP ͱ͸?? GET /hello.txt HTTP/1.1 User-Agent: curl/7.16.3 Host: www.example.com Accept-Language: en, mi HTTP/1.1 200 OK Date: Mon, 27 Jul 2009 12:28:53 GMT Server: Apache Last-Modified: Wed, 22 Jul 2009 19:15:56 GMT ETag: "34aa387-d-1568eb00" Accept-Ranges: bytes Content-Length: 51 Vary: Accept-Encoding Content-Type: text/plain Hello World! My payload includes a trailing CRLF. 3FRVFTU 3FTQPOTF 3FRVFTU
    -JOF
    શͯͷݩɺϝιουɺύεɺϓϩτ ίϧόʔδϣϯͰهड़
    3FRVFTU
    )FBEFS
    ϦΫΤετʹର͢Δϝλ৘ใ
11. ͦ΋ͦ΋ HTTP ͱ͸?? GET /hello.txt HTTP/1.1 User-Agent: curl/7.16.3 Host: www.example.com Accept-Language: en, mi HTTP/1.1 200 OK Date: Mon, 27 Jul 2009 12:28:53 GMT Server: Apache Last-Modified: Wed, 22 Jul 2009 19:15:56 GMT ETag: "34aa387-d-1568eb00" Accept-Ranges: bytes Content-Length: 51 Vary: Accept-Encoding Content-Type: text/plain Hello World! My payload includes a trailing CRLF. 3FRVFTU 3FTQPOTF 3FTQPOTF
    -JOF
    ϓϩτίϧόʔδϣϯͱTUBUVT
    DPEF 3FTQPOTF
    )FBEFS
    Ϩεϙϯεͷϝλ৘ใɺαΠζ΍Β ίϯςϯτλΠϓ΍Βɻ 3FTQPOTF
    #PEZ
    Ϩεϙϯεͷຊମɺ͜͜ʹ)5.-΍ +40/ͳͲ͕৐Δ
12. HTTP ͸ TCP ͷ্ʹ͋ΔΞϓϦ έʔγϣϯϨΠϠͷϓϩτίϧ http://www.linuxacademy.ne.jp/lablog/infrastructure/155/
13. ͡Ό͋TCPͷϨΠϠͰHTTP ࡞ͬͯΈͨΒ΋͏গ͠ཧղ͕ ਂ·ΔͷͰ͸ʁ
14. TCPͷϞδϡʔϧ͸netΛ࢖͏ const net = require('net'); const CRLF = '\r\n'; const server = net.createServer((connection) => { console.log('connect!!'); connection.write('HTTP/1.1 200 OK' + CRLF); connection.write('Set-Cookie: test=123' + CRLF); connection.write(CRLF); connection.write('Hello world'); connection.end(); }); server.listen(3000, () => { console.log('listen on 3000'); });
15. ϒϥ΢βͰݟͯΈΔ
16. Ͱ͖ͨ
17. Response header Λฦͯ͠ΈΔ const net = require('net'); const CRLF = '\r\n'; const server = net.createServer((connection) => { console.log('connect!!'); connection.write('HTTP/1.1 200 OK' + CRLF); connection.write('Set-Cookie: test=123' + CRLF); connection.write(CRLF); connection.write('Hello world'); connection.end(); }); server.listen(3000, () => { console.log('listen on 3000'); });
18. ϒϥ΢βͰݟͯΈΔ
19. Ͱ͖ͨ
20. TCPͷϞδϡʔϧ͸netΛ࢖͏ const net = require('net'); const CRLF = '\r\n'; const server = net.createServer((connection) => { console.log('connect!!'); connection.write('HTTP/1.1 200 OK' + CRLF); connection.write('Set-Cookie: test=123' + CRLF); connection.write(CRLF); connection.write('Hello world'); connection.end(); }); server.listen(3000, () => { console.log('listen on 3000'); }); 3FTQPOTF
    -JOF
    ϓϩτίϧόʔδϣϯͱTUBUVT
    DPEF 3FTQPOTF
    )FBEFS
    SFTQPOTF
    ͷϝλ৘ใ 3FTQPOTF
    #PEZ
    SFTQPOTF
    ͷ಺༰
21. ϚδϨε͢Δͱ
22. ͦΜͳ͜ͱ͸͠ͳ͍ Use express !!!! const app = express(); app.use('/static', express.static()); app.use('/foo', (req, res, next) => { res.send('foo'); }); app.use('/bar', (req, res, next) => { res.send('foo'); });
23. ͨͩHTTP͕Ͳ͏ͳͬͯΔ͔Λ ஌͓ͬͯ͘͜ͱ͸ॏཁ GET /hello.txt HTTP/1.1 User-Agent: curl/7.16.3 Host: www.example.com Accept-Language: en, mi HTTP/1.1 200 OK Date: Mon, 27 Jul 2009 12:28:53 GMT Server: Apache Last-Modified: Wed, 22 Jul 2009 19:15:56 GMT ETag: "34aa387-d-1568eb00" Accept-Ranges: bytes Content-Length: 51 Vary: Accept-Encoding Content-Type: text/plain Hello World! My payload includes a trailing CRLF.
24. ΞϓϦέʔγϣϯϨΠϠͰ࢓ࣄ ͍ͯ͠Δͱ๨Ε͕ͪ
25. தͰಈ͍ͯΔ࿩͕Θ͔Δͱɺ ͜͏͍͏͜ͱ͕Ͱ͖Δ DEMO
26. HTTPϨΠϠͷಈ͖͸webͷ ಈ͖ͦͷ΋ͷɺڵຯΛ࣋ͱ͏ɺ ωοτϫʔΫϨΠϠʹɻ
27. Thank you.
28. 
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