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Chrome OS ๋ฆฌ๋ทฐ
      ์ธํ”„๋ผ์›จ์–ด๊ถŒ์šฐ์ผ
 willkwon@infraware.co.kr



            1
Contents
โ€ข   What is Chrome OS?

โ€ข   Main Features

โ€ข   History

โ€ข   Architecture

โ€ข   Applications

โ€ข   Related Project

โ€ข   Conclusions

                         2
3
What is Chrome OS?
โ€ข ๊ตฌ๊ธ€์— ์˜ํ•ด ๊ฐœ๋ฐœ๋œ ๋ฆฌ๋ˆ…์Šค ๊ธฐ๋ฐ˜ ์›น ์• ํ”Œ๋ฆฌ
 ์ผ€์ด์…˜ ์‹คํ–‰ ์ „์šฉ ์šด์˜์ฒด์ œ
โ€ข 90% ์ด์ƒ์˜ ์‚ฌ๋žŒ๋“ค์€ ์ปดํ“จํ„ฐ์—์„œ ๋Œ€๋ถ€๋ถ„
 ์›น ๋ธŒ๋ผ์šฐ์ €๋งŒ ์‚ฌ์šฉํ•˜๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚œ ๊ฒƒ
 ์— ์ฐฉ์•ˆ
โ€ข ์‚ฌ์šฉ์ž ๊ด€์ ์—์„œ๋งŒ ๋ณด๋ฉด Chrome ์›น ๋ธŒ๋ผ
 ์šฐ์ €์™€ ๋™์ผํ•œ UX ์ œ๊ณต

            4
What is Chrome OS?




        5
Main Features
                        Battery, Net work Meter




  Access to Local Storage


                6
Main Features
                                               ์นด๋ฉ”๋ผ
        ์ซ„๊นƒ์ซ„๊นƒ



                       ํ”„๋กœํ•„์‚ฌ์ง„




     ๊ฒ€์ƒ‰ํ‚ค

                   7
Main Features
                           ์‹œ์Šคํ…œ์„ค์ •




                                   ๋ฌด์„ ๋žœ์„ค์ •
       ์ž‘์—…๊ด€๋ฆฌ์ž                               ์ž‘์—…

                       8
Main Features
โ€ข   Chrome ๋ธŒ๋ผ์šฐ์ € ํ˜•ํƒœ์˜ ํ’€ ์Šคํฌ๋ฆฐ ์œˆ๋„์šฐ

โ€ข   ์›๊ฒฉ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ์ ‘๊ทผ ์ง€์›(RDC,VNC, ...)

โ€ข   ํด๋ผ์šฐ๋“œ ํ”„๋ฆฐํŒ…

โ€ข   ํ†ตํ•ฉ ๋ฏธ๋””์–ด ํ”Œ๋ ˆ์ด์–ด




                  9
History
โ€ข   2009๋…„ 11์›”, ์ตœ์ดˆ ๋ฆด๋ฆฌ์ฆˆ,
    Canonical์‚ฌ์™€ ํ˜‘์—…

โ€ข   2010๋…„ 1์›”, ์ ์ฐจ ํƒ€๋ธ”๋ฆฟ ๋””๋ฐ”
    ์ด์Šค๋ฅผ ์ง€์›ํ•˜๋Š” ๋ฐฉํ–ฅ

โ€ข   2010๋…„ 12์›”, Cr-48 ์†Œ๊ฐœ, 2011
    3์›” ๊นŒ์ง€ 6๋งŒ๋Œ€ ์ถœํ•˜

โ€ข   2011๋…„ 5์›”, Google I/O์—์„œ ์ƒ
    ์šฉ Chrome Book ๋“ฑ์žฅ

    โ€ข   ์‚ผ์„ฑ์ „์ž, Acer
                         10
Architecture
โ€ข ์ฃผ์š” ๊ตฌ์„ฑ ์š”์†Œ(3-Tier)
 โ€ข   Browser and Window Manager
 โ€ข   System level Software and User-land Services
     โ€ข   Kernel

     โ€ข   Drivers

     โ€ข
                                                    }
         Connection Manager, ...

 โ€ข   Firmware
                                                    }
                                                    }
                                   11
Architecture:
                        Firmware
โ€ข   ๋น ๋ฅธ ๋ถ€ํŒ…/๋ณด์•ˆ ํ•ต์‹ฌ ์š”์†Œ
    โ€ข   ์ปค๋„ ๋ถ€ํŒ…๋‹จ๊ณ„์—์„œ ๋ถˆํ•„์š”ํ•œ ๋ถ€๋ถ„ ์ œ๊ฑฐ

    โ€ข   ์‹œ์Šคํ…œ ๋ณต๊ตฌ ์˜์—ญ ๋“ฑ ์ถ”๊ฐ€

โ€ข   ์ฃผ์š” ๊ตฌํ˜„๋ถ€
    โ€ข   System Recovery: OS ์žฌ์„ค์น˜ ์˜์—ญ ํฌํ•จ

    โ€ข   Veri๏ฌed Boot: ํŽŒ์›จ์–ด ์ž์ฒด, ๋ถ€ํŒ…์‹œ ์ปค๋„, ์‹œ์Šคํ…œ ์ด๋ฏธ์ง€ ๊ฒ€์ฆ

    โ€ข   Fast Boot: PC ํŽŒ์›จ์–ด(BIOS) ๋‹จ์ˆœํ™”, Legacy Device ์ง€์› ๋ถ€๋ถ„ ์ œ๊ฑฐ ๋“ฑ




                              12
Architecture:
Firmware(Boot Flow)   Start System Recovery




         13
Architecture:
    System-level  User-land Software

โ€ข   ๋ฆฌ๋ˆ…์Šค ์ปค๋„
    โ€ข   ๋ถ€ํŒ… ์„ฑ๋Šฅ ํ–ฅ์ƒ์™ธ ๋Œ€๋ถ€๋ถ„ ๊ธฐ๋ณธ ๋ฆฌ๋ˆ…์Šค์™€ ๋™์ผ

    โ€ข   Upstart(init ๋Œ€์ฒด), ๋Œ€๋ถ€๋ถ„์˜ ์„œ๋น„์Šค๋ฅผ ์‹คํ–‰ํ•˜๋Š” Daemon

โ€ข   ์ฃผ์š” ์„œ๋น„์Šค
    โ€ข   D-Bus: ๋ธŒ๋ผ์šฐ์ €์™€ ์‹œ์Šคํ…œ๊ฐ„ ํ†ต์‹ ์— ์‚ฌ์šฉ

    โ€ข   Connection Manager: ๋„คํŠธ์›Œํฌ ๋””๋ฐ”์ด์Šค ์ƒํ˜ธ์ž‘์šฉ, Wi-Fi, 3G, Eth ๋“ฑ

    โ€ข   WPA Supplicant: ๋ฌด์„  ๋„คํŠธ์›Œํฌ ๋ณด์•ˆ ๋ชจ๋“ˆ

    โ€ข   Autoupdate: ์ƒˆ๋กœ์šด ์‹œ์Šคํ…œ ์ด๋ฏธ์ง€๋กœ ์—…๋ฐ์ดํŠธ ๋‹ด๋‹น

    โ€ข   Power Management: ์ „์› ๊ด€๋ฆฌ ์ด๋ฒคํŠธ ์ฒ˜๋ฆฌ

    โ€ข   Standard Linux Services: NTP, syslog, cron

                                      14
Architecture:
        Chromium  Window Manager

โ€ข   Window Manager

    โ€ข   ๋‹ค์ค‘ ์œˆ๋„์šฐ ๊ด€๋ฆฌ, X window manager์™€ ์œ ์‚ฌ

    โ€ข   ์œˆ๋„์šฐ ์œ„์น˜ ๊ด€๋ฆฌ, ์ž…๋ ฅ ํฌ์ปค์Šค ํ• ๋‹น ๋“ฑ

    โ€ข   X-Composite ํ™•์žฅ ์ง€์›, OpenGL์„ ์ด์šฉํ•œ ํ™”
        ๋ฉด ์ „ํ™˜ ํšจ๊ณผ ๋“ฑ




                     15
Booting Sequence
โ€ข GPOS
                BIOS

             OS Primitives

          Hardware Detection

           Load  Start Kernel

         Load  Start Bootloader

            BLA BLA BLA...
                                       Login

          Linux Applications       Splash Screen

                                   BLA BLA BLA...
                             16
Booting Sequence
  โ€ข Chrome OS          BIOS

                         OS Primitives

                      Hardware Detection

                       Load  Start Kernel

                     Load  Start Bootloader

                        BLA BLA BLA...
                                                   Login
Linux Applications                             Splash Screen

                                               BLA BLA BLA...
                         Chrome
                                         17
Applications
โ€ข   ๋กœ์ปฌ์—์„œ ๋…๋ฆฝ์ ์œผ๋กœ ์‹ค
    ํ–‰๋˜๋Š” ์‚ฌ์šฉ์ž ์‘์šฉ ์—†์Œ

โ€ข   Chrome Web Store๋ฅผ ํ†ต
    ํ•ด ์›น ์•ฑ ์„ค์น˜ ๊ฐ€๋Šฅ
    โ€ข   ์›น์•ฑ

    โ€ข   ๋ธŒ๋ผ์šฐ์ € ํ™•์žฅ

    โ€ข   ํ…Œ๋งˆ




                          18
Applications
โ€ข ์›น ์•ฑ ๋ฐฐํฌ๋ฅผ ์œ„ํ•œ ํŒจํ‚ค์ง• ๋ฐฉ๋ฒ• ์ œ๊ณต
        {
         name: Google Mail,
         description: Read your gmail,
         version: 1,
         app: {
           urls: [
             *://mail.google.com/mail/,
             *://www.google.com/mail/
           ],
           launch: {
             web_url: http://mail.google.com/mail/ }
           },
           icons: { 128: icon_128.png },
           permissions: [ unlimitedStorage, notifications ]
        }

                     19
Related Project
โ€ข   ChromeOSLinux

    โ€ข    http://getchrome.eu

    โ€ข    Chrome ๋ธŒ๋ผ์šฐ์ €๊ฐ€ ๊ธฐ๋ณธ ํƒ‘
         ์žฌ๋œ ๋ฆฌ๋ˆ…์Šค ๋ฐฐํฌํŒ

    โ€ข    Gnome ๊ธฐ๋ฐ˜ ๊ฒฝ๋Ÿ‰ ๋ฐ์Šคํฌํ†ฑ
         ์šฉ๋„

    โ€ข    ์ผ๋ถ€ ๋„ค์ดํ‹ฐ๋ธŒ ์•ฑ ๊ธฐ๋ณธ ํƒ‘์žฌ

    โ€ข    Live CD ๋กœ ์ œ๊ณต๋จ




                                    20
Conclusions
โ€ข   ํ•˜๋“œ์›จ์–ด ์ง€์›
    โ€ข   ๊ตฌ๊ธ€ ํŒŒํŠธ๋„ˆ์‚ฌ๋งŒ ์ง€์›
    โ€ข   ๋„ท๋ถ ๋””๋ฐ”์ด์Šค ํƒ€๊ฒŸ
    โ€ข   ํƒ€๋ธ”๋ฆฟ ์ง€์›?
โ€ข   ์•ˆ๋“œ๋กœ์ด๋“œ์™€ ๊ด€๊ณ„
    โ€ข   ๋ชจ๋ฐ”์ผ๊ณผ PC์‹œ์žฅ์œผ๋กœ ์ฐจ๋ณ„ํ™”
โ€ข   ์‹œ์žฅ ์ธก๋ฉด
    โ€ข   ํด๋ผ์šฐ๋“œ๋กœ ์ ์ฐจ ์ด๋™
    โ€ข   ๊ธฐ๋Šฅ ๋ฐ ์šฉ๋„์—์„œ ๊ธฐ์กด OS๋ฅผ ์™„์ „ํžˆ ๋Œ€์ฒดํ•˜์ง€๋Š” ์•Š์„๊ฒƒ
                      21
๊ณ ๋ง™์Šต๋‹ˆ๋‹ค!
 @bitroid

    22

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Chrome OS

  • 1. Google Chrome OS ๋ฆฌ๋ทฐ ์ธํ”„๋ผ์›จ์–ด๊ถŒ์šฐ์ผ willkwon@infraware.co.kr 1
  • 2. Contents โ€ข What is Chrome OS? โ€ข Main Features โ€ข History โ€ข Architecture โ€ข Applications โ€ข Related Project โ€ข Conclusions 2
  • 3. 3
  • 4. What is Chrome OS? โ€ข ๊ตฌ๊ธ€์— ์˜ํ•ด ๊ฐœ๋ฐœ๋œ ๋ฆฌ๋ˆ…์Šค ๊ธฐ๋ฐ˜ ์›น ์• ํ”Œ๋ฆฌ ์ผ€์ด์…˜ ์‹คํ–‰ ์ „์šฉ ์šด์˜์ฒด์ œ โ€ข 90% ์ด์ƒ์˜ ์‚ฌ๋žŒ๋“ค์€ ์ปดํ“จํ„ฐ์—์„œ ๋Œ€๋ถ€๋ถ„ ์›น ๋ธŒ๋ผ์šฐ์ €๋งŒ ์‚ฌ์šฉํ•˜๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚œ ๊ฒƒ ์— ์ฐฉ์•ˆ โ€ข ์‚ฌ์šฉ์ž ๊ด€์ ์—์„œ๋งŒ ๋ณด๋ฉด Chrome ์›น ๋ธŒ๋ผ ์šฐ์ €์™€ ๋™์ผํ•œ UX ์ œ๊ณต 4
  • 6. Main Features Battery, Net work Meter Access to Local Storage 6
  • 7. Main Features ์นด๋ฉ”๋ผ ์ซ„๊นƒ์ซ„๊นƒ ํ”„๋กœํ•„์‚ฌ์ง„ ๊ฒ€์ƒ‰ํ‚ค 7
  • 8. Main Features ์‹œ์Šคํ…œ์„ค์ • ๋ฌด์„ ๋žœ์„ค์ • ์ž‘์—…๊ด€๋ฆฌ์ž ์ž‘์—… 8
  • 9. Main Features โ€ข Chrome ๋ธŒ๋ผ์šฐ์ € ํ˜•ํƒœ์˜ ํ’€ ์Šคํฌ๋ฆฐ ์œˆ๋„์šฐ โ€ข ์›๊ฒฉ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ์ ‘๊ทผ ์ง€์›(RDC,VNC, ...) โ€ข ํด๋ผ์šฐ๋“œ ํ”„๋ฆฐํŒ… โ€ข ํ†ตํ•ฉ ๋ฏธ๋””์–ด ํ”Œ๋ ˆ์ด์–ด 9
  • 10. History โ€ข 2009๋…„ 11์›”, ์ตœ์ดˆ ๋ฆด๋ฆฌ์ฆˆ, Canonical์‚ฌ์™€ ํ˜‘์—… โ€ข 2010๋…„ 1์›”, ์ ์ฐจ ํƒ€๋ธ”๋ฆฟ ๋””๋ฐ” ์ด์Šค๋ฅผ ์ง€์›ํ•˜๋Š” ๋ฐฉํ–ฅ โ€ข 2010๋…„ 12์›”, Cr-48 ์†Œ๊ฐœ, 2011 3์›” ๊นŒ์ง€ 6๋งŒ๋Œ€ ์ถœํ•˜ โ€ข 2011๋…„ 5์›”, Google I/O์—์„œ ์ƒ ์šฉ Chrome Book ๋“ฑ์žฅ โ€ข ์‚ผ์„ฑ์ „์ž, Acer 10
  • 11. Architecture โ€ข ์ฃผ์š” ๊ตฌ์„ฑ ์š”์†Œ(3-Tier) โ€ข Browser and Window Manager โ€ข System level Software and User-land Services โ€ข Kernel โ€ข Drivers โ€ข } Connection Manager, ... โ€ข Firmware } } 11
  • 12. Architecture: Firmware โ€ข ๋น ๋ฅธ ๋ถ€ํŒ…/๋ณด์•ˆ ํ•ต์‹ฌ ์š”์†Œ โ€ข ์ปค๋„ ๋ถ€ํŒ…๋‹จ๊ณ„์—์„œ ๋ถˆํ•„์š”ํ•œ ๋ถ€๋ถ„ ์ œ๊ฑฐ โ€ข ์‹œ์Šคํ…œ ๋ณต๊ตฌ ์˜์—ญ ๋“ฑ ์ถ”๊ฐ€ โ€ข ์ฃผ์š” ๊ตฌํ˜„๋ถ€ โ€ข System Recovery: OS ์žฌ์„ค์น˜ ์˜์—ญ ํฌํ•จ โ€ข Veri๏ฌed Boot: ํŽŒ์›จ์–ด ์ž์ฒด, ๋ถ€ํŒ…์‹œ ์ปค๋„, ์‹œ์Šคํ…œ ์ด๋ฏธ์ง€ ๊ฒ€์ฆ โ€ข Fast Boot: PC ํŽŒ์›จ์–ด(BIOS) ๋‹จ์ˆœํ™”, Legacy Device ์ง€์› ๋ถ€๋ถ„ ์ œ๊ฑฐ ๋“ฑ 12
  • 13. Architecture: Firmware(Boot Flow) Start System Recovery 13
  • 14. Architecture: System-level User-land Software โ€ข ๋ฆฌ๋ˆ…์Šค ์ปค๋„ โ€ข ๋ถ€ํŒ… ์„ฑ๋Šฅ ํ–ฅ์ƒ์™ธ ๋Œ€๋ถ€๋ถ„ ๊ธฐ๋ณธ ๋ฆฌ๋ˆ…์Šค์™€ ๋™์ผ โ€ข Upstart(init ๋Œ€์ฒด), ๋Œ€๋ถ€๋ถ„์˜ ์„œ๋น„์Šค๋ฅผ ์‹คํ–‰ํ•˜๋Š” Daemon โ€ข ์ฃผ์š” ์„œ๋น„์Šค โ€ข D-Bus: ๋ธŒ๋ผ์šฐ์ €์™€ ์‹œ์Šคํ…œ๊ฐ„ ํ†ต์‹ ์— ์‚ฌ์šฉ โ€ข Connection Manager: ๋„คํŠธ์›Œํฌ ๋””๋ฐ”์ด์Šค ์ƒํ˜ธ์ž‘์šฉ, Wi-Fi, 3G, Eth ๋“ฑ โ€ข WPA Supplicant: ๋ฌด์„  ๋„คํŠธ์›Œํฌ ๋ณด์•ˆ ๋ชจ๋“ˆ โ€ข Autoupdate: ์ƒˆ๋กœ์šด ์‹œ์Šคํ…œ ์ด๋ฏธ์ง€๋กœ ์—…๋ฐ์ดํŠธ ๋‹ด๋‹น โ€ข Power Management: ์ „์› ๊ด€๋ฆฌ ์ด๋ฒคํŠธ ์ฒ˜๋ฆฌ โ€ข Standard Linux Services: NTP, syslog, cron 14
  • 15. Architecture: Chromium Window Manager โ€ข Window Manager โ€ข ๋‹ค์ค‘ ์œˆ๋„์šฐ ๊ด€๋ฆฌ, X window manager์™€ ์œ ์‚ฌ โ€ข ์œˆ๋„์šฐ ์œ„์น˜ ๊ด€๋ฆฌ, ์ž…๋ ฅ ํฌ์ปค์Šค ํ• ๋‹น ๋“ฑ โ€ข X-Composite ํ™•์žฅ ์ง€์›, OpenGL์„ ์ด์šฉํ•œ ํ™” ๋ฉด ์ „ํ™˜ ํšจ๊ณผ ๋“ฑ 15
  • 16. Booting Sequence โ€ข GPOS BIOS OS Primitives Hardware Detection Load Start Kernel Load Start Bootloader BLA BLA BLA... Login Linux Applications Splash Screen BLA BLA BLA... 16
  • 17. Booting Sequence โ€ข Chrome OS BIOS OS Primitives Hardware Detection Load Start Kernel Load Start Bootloader BLA BLA BLA... Login Linux Applications Splash Screen BLA BLA BLA... Chrome 17
  • 18. Applications โ€ข ๋กœ์ปฌ์—์„œ ๋…๋ฆฝ์ ์œผ๋กœ ์‹ค ํ–‰๋˜๋Š” ์‚ฌ์šฉ์ž ์‘์šฉ ์—†์Œ โ€ข Chrome Web Store๋ฅผ ํ†ต ํ•ด ์›น ์•ฑ ์„ค์น˜ ๊ฐ€๋Šฅ โ€ข ์›น์•ฑ โ€ข ๋ธŒ๋ผ์šฐ์ € ํ™•์žฅ โ€ข ํ…Œ๋งˆ 18
  • 19. Applications โ€ข ์›น ์•ฑ ๋ฐฐํฌ๋ฅผ ์œ„ํ•œ ํŒจํ‚ค์ง• ๋ฐฉ๋ฒ• ์ œ๊ณต { name: Google Mail, description: Read your gmail, version: 1, app: { urls: [ *://mail.google.com/mail/, *://www.google.com/mail/ ], launch: { web_url: http://mail.google.com/mail/ } }, icons: { 128: icon_128.png }, permissions: [ unlimitedStorage, notifications ] } 19
  • 20. Related Project โ€ข ChromeOSLinux โ€ข http://getchrome.eu โ€ข Chrome ๋ธŒ๋ผ์šฐ์ €๊ฐ€ ๊ธฐ๋ณธ ํƒ‘ ์žฌ๋œ ๋ฆฌ๋ˆ…์Šค ๋ฐฐํฌํŒ โ€ข Gnome ๊ธฐ๋ฐ˜ ๊ฒฝ๋Ÿ‰ ๋ฐ์Šคํฌํ†ฑ ์šฉ๋„ โ€ข ์ผ๋ถ€ ๋„ค์ดํ‹ฐ๋ธŒ ์•ฑ ๊ธฐ๋ณธ ํƒ‘์žฌ โ€ข Live CD ๋กœ ์ œ๊ณต๋จ 20
  • 21. Conclusions โ€ข ํ•˜๋“œ์›จ์–ด ์ง€์› โ€ข ๊ตฌ๊ธ€ ํŒŒํŠธ๋„ˆ์‚ฌ๋งŒ ์ง€์› โ€ข ๋„ท๋ถ ๋””๋ฐ”์ด์Šค ํƒ€๊ฒŸ โ€ข ํƒ€๋ธ”๋ฆฟ ์ง€์›? โ€ข ์•ˆ๋“œ๋กœ์ด๋“œ์™€ ๊ด€๊ณ„ โ€ข ๋ชจ๋ฐ”์ผ๊ณผ PC์‹œ์žฅ์œผ๋กœ ์ฐจ๋ณ„ํ™” โ€ข ์‹œ์žฅ ์ธก๋ฉด โ€ข ํด๋ผ์šฐ๋“œ๋กœ ์ ์ฐจ ์ด๋™ โ€ข ๊ธฐ๋Šฅ ๋ฐ ์šฉ๋„์—์„œ ๊ธฐ์กด OS๋ฅผ ์™„์ „ํžˆ ๋Œ€์ฒดํ•˜์ง€๋Š” ์•Š์„๊ฒƒ 21