次世代のコンテナランタイム！？gVisorのコードを読みながら理解してみる

golang.tokyo

Transcript

1. ࣍ੈ୅ͷίϯςφϥΠϯλΠϜʂʁ
   H7JTPSΛཧղ͢Δ - 2018.05.30 - @niconegoto Ҫख߁و Copyright© 2018 Flatt Inc. All rights reserved.
2. Copyright© 2018 Flatt Inc. All rights reserved. - - 2 ࣗݾ঺հ
3. ࣗݾ঺հ - - 3 Copyright© 2018 Flatt Inc. All rights reserved. @niconegoto Ҫख߁و 'MBUU
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4. ࣗݾ঺հ - - 4 Copyright© 2018 Flatt Inc. All rights reserved. Ͱ̍प೥ʜʂʂ
5. Copyright© 2018 Flatt Inc. All rights reserved. - - 5 H7JTPSͱ͸Կ͔
6. H7JTPSͱ͸Կ͔ - - 6 Copyright© 2018 Flatt Inc. All rights reserved. (PPHMFͷج൫ٕज़Ά͍ʜ ࡉ͔͍͜ͱ͸࿦จ͕Λ଴͍͕ͪͨݱ ࣌఺Ͱ൑໌͍ͯ͠Δ෦෼ʹ͍ͭͯࠓ ೔͸ѻ͏ ࣌୅͕΍ͬͱ (PPHMFʹ௥͍ ͍͖͔ͭͯͨ
7. H7JTPSͱ͸Կ͔ - - 7 Copyright© 2018 Flatt Inc. All rights reserved. +BWB
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8. H7JTPSͱ͸Կ͔ - - 8 Copyright© 2018 Flatt Inc. All rights reserved. H7JTPS
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9. H7JTPSͱ͸Կ͔ - - 9 Copyright© 2018 Flatt Inc. All rights reserved. H7JTPS
   JT
   B
   VTFSTQBDF
   LFSOFM
   XSJUUFO
   JO
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   UIBU
   JNQMFNFOUT
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10. H7JTPSͱ͸Կ͔ - - 10 Copyright© 2018 Flatt Inc. All rights reserved.
11. H7JTPSͱ͸Կ͔ - - 11 Copyright© 2018 Flatt Inc. All rights reserved. ϢʔβʔΞϓϦέʔγϣϯ ΦʔέετϨʔγϣϯ LVCFSOFUFT౳ ߴҐϥϯλΠϜ DPOUBJOFSE౳ ௿ҐϥϯλΠϜ SVOD౳ Χʔωϧ 7. ϋʔυ΢ΤΞ ^
12. H7JTPSͱ͸Կ͔ - - 12 Copyright© 2018 Flatt Inc. All rights reserved.
    0QFO
    $POUBJOFS
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    %PDLFSΛখ͞ͳ࠶ར༻Մೳͳίϯϙʔωϯτ
    ʹ෼ղ͢ΔͨΊʹSVOD΍DPOUBJOFSE͕ಋೖ ϗετΧʔωϧͱͷ෼཭ʹΑͬͯSVODΛΑΓ
    ηΩϡΞʹ࣮ߦͤ͞Α͏ͱ͍ͯ͠Δͷ͕
    SVOTD
13. H7JTPSͱ͸Կ͔ - - 13 Copyright© 2018 Flatt Inc. All rights reserved. ैདྷͷίϯςφٕज़Ͱ͸୯ҰͷϗετΧʔ ωϧΛ࢖༻͢Δ͜ͱʹΑͬͯޮ཰ੑͱύ ϑΥʔϚϯεΛ޲্ͤͨ͞ɻ
    ҰํͰɺ୯Ұͷ੬ऑੑ͔Βϗετ͕߈ܸ͞ Εͯ͠·͏ͱ͍͏ܽ఺͕ɻ FY
 ϗετͷϑΝΠϧγεςϜΛϚ΢ϯτ͞Εͯ͠·͏όά

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14. Copyright© 2018 Flatt Inc. All rights reserved. - - 14 ϗετΧʔωϧͱͷ෼཭
15. ϗετΧʔωϧͱͷ෼཭ - - 15 Copyright© 2018 Flatt Inc. All rights reserved. ओͳख๏͸ͭ H7JTPS w ϚγϯϨϕϧԾ૝Խ .BDIJOFMFWFM
    WJSUVBMJ[BUJPO
    w ϧʔϧʹج࣮ͮ͘ߦ 3VMFCBTFE
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16. ϗετΧʔωϧͱͷ෼཭ .BDIJOFMFWFM
    WJSUVBMJ[BUJPO - - 16 Copyright© 2018 Flatt Inc. All rights reserved. FY
    ,7.΍9FO Ծ૝ϚγϯϞχλʢ7..ʣΛհͯ͠Ծ ૝Խ͞Εͨϋʔυ΢ΣΞΛήετΧʔ ωϧʹެ։͢Δ ΊͬͪΌ4FDVSF͕ͩΦʔόʔϔου ͕େ͖͍ʜύϑΥʔϚϯεͷ௿Լ
17. ϗετΧʔωϧͱͷ෼཭ 3VMFCBTFE
    FYFDVUJPO - - 17 Copyright© 2018 Flatt Inc. All rights reserved. FY
    TFDDPNQɺ4&-JOVYɺ"QQ"SNPS ΞϓϦέʔγϣϯ·ͨ͸ίϯςφͷࡉ͔͍ηΩϡ ϦςΟϙϦγʔΛࢦఆͰ͖Δ ͔ͬ͠ΓఆٛͰ͖Ε͹ޮՌత͕ͩɺॳݟͷΞϓϦ έʔγϣϯͰ׬ᘳͳϙϦγʔఆٛΛߦ͏͜ͱ͸࣮ ࣭ෆՄೳͳͷͰ෇Ճతʹ࢖ΘΕΔ
18. ϗετΧʔωϧͱͷ෼཭ H7JTPS - - 18 Copyright© 2018 Flatt Inc. All rights reserved. ϢʔβʔۭؒͰήετΧʔωϧͱͯ͠ ػೳ͢Δ
    7..ͱಉ༷ʹΞϓϦέʔγϣϯ͸γ εςϜίʔϧΛ௚઀੍ޚෆՄೳ
 3VMFCBTFE
    FYFDVUJPO΋࢖༻Մೳ
19. ϗετΧʔωϧͱͷ෼཭ H7JTPS - - 19 Copyright© 2018 Flatt Inc. All rights reserved. ΞϓϦέʔγϣϯͷγεςϜίʔϧΛΠϯ λʔηϓτ QUSBDF γεςϜίʔϧΛϑΟϧλʔ੍ͯ͠ݶ TFDDPNQ γεςϜίʔϧΛஔ׵ H7JTPS
20. ϗετΧʔωϧͱͷ෼཭ H7JTPS - - 20 Copyright© 2018 Flatt Inc. All rights reserved. ίϯςφϥϯλΠϜ΍ΦʔέετϨʔλΛ ඇSPPUͰಈ͔͢ྲྀΕ͸Ҏલ͔Β͋ΓɺSVOD ͸೥͔ΒSPPUMFTTΛ࠾༻͍͕ͯͨ͠ ϢʔβʔۭؒͰͷ࣮ߦ͕Ͱ͖ͳ͔ͬͨ
21. ϗετΧʔωϧͱͷ෼཭ H7JTPS - - 21 Copyright© 2018 Flatt Inc. All rights reserved. 4FOUSZϓϩηε͸ήετΧʔωϧΛؚΈɺ TFDDPNQʹΑΔγεςϜίʔϧͷ੍ݶ΍Ϣʔ βίʔυͷ࣮ߦͱγεςϜίʔϧͷॲཧΛ ୲౰ αϯυϘοΫεΛӽ͑ͨϑΝΠϧγες Ϝૢ࡞͸ɺ1 1MBO
    
    'JMFTZTUFN
    1SPUPDPM
    ઀ଓΛհͯ͠(PGFSͱݺ͹ΕΔ ϓϩΩγʹૹΓɺ୅ΘΓʹϑΝΠϧૢ࡞ Λߦ͏
    H7JTPSίϯςφϥϯλΠϜ͸ͭͷผʑͷϓϩηεʹ෼ׂ͞ΕΔ
22. ϗετΧʔωϧͱͷ෼཭ H7JTPS - - 22 Copyright© 2018 Flatt Inc. All rights reserved. ΞϓϦέʔγϣϯʹ୅ΘͬͯϗετϑΝΠϧΛ։͖ɺ ϗετϑΝΠϧΞΫηεࣗମΛ࣋ͨͳ͍4FOUSZϓϩ ηεʹ౉͢͜ͱʹΑͬͯɺϑΝΠϧγεςϜͷϓϩΩ γͱͯ͠ػೳ
 (PGFS 4FOUSZ͸ۭͷϢʔβʔۭؒͰ࣮ߦ͞ΕɺH7JTPSʹ ΑͬͯߦΘΕͨγεςϜίʔϧ͸TFDDPNQϑΟϧ λΛ࢖༻ͯ͠ݫ֨ʹ੍ݶ͞ΕΔ
23. ϗετΧʔωϧͱͷ෼཭ H7JTPS - - 23 Copyright© 2018 Flatt Inc. All rights reserved. 4FOUSZ͸ɺجຊతͳίϯςΩετεΠο νͱϝϞϦϚοϐϯάػೳΛ࣮૷͢Δ ϓϥοτϑΥʔϜΛඞཁͱ͍ͯͯ͠ɺ ݱࡏ͸1USBDFͱ,7.Λαϙʔτ ,7. ͸ࢼݧత 4FOUSZ
24. ϗετΧʔωϧͱͷ෼཭ H7JTPS - - 24 Copyright© 2018 Flatt Inc. All rights reserved. ɾ1USBDFϓϥοτϑΥʔϜ͸ɺ153"$&@4:4&.6 Λ࢖༻ͯ͠ɺϗετγεςϜίʔϧΛ࣮ߦͤͣʹϢʔ βʔίʔυΛ࣮ߦ ɾQUSBDF͕ಈ࡞͢Δ೚ҙͷ৔ॴͰ࣮ߦՄೳ ɾQUSBDFͷύϑΥʔϚϯε͕͋͋͋͋͋͋ 4FOUSZ
25. ϗετΧʔωϧͱͷ෼཭ H7JTPS - - 25 Copyright© 2018 Flatt Inc. All rights reserved. ɾ,7.ϓϥοτϑΥʔϜʹΑͬͯ4FOUSZ͸ήετ04 ͱ7.. 7JSUVBM
    .BDIJOF
    .POJUPS ͷ྆ํͱͯ͠ػ ೳ͠ɺͦΕΒΛγʔϜϨεʹ੾Γସ͑Δ͜ͱ͕Մೳ ɾ࠷৽ͷϓϩηοαͰ࢖༻Ͱ͖ΔԾ૝Խ֦ுػೳ Λ׆༻͢Δ͜ͱʹΑͬͯɺΞυϨεۭؒεΠον ͷ෼཭ੑͱύϑΥʔϚϯεΛ޲্ 4FOUSZ
26. ϗετΧʔωϧͱͷ෼཭ H7JTPS - - 26 Copyright© 2018 Flatt Inc. All rights reserved. 4FOUSZ͸(PͰ࣮૷͞ΕͨOFUTUBDLͱ͍͏ಠࣗͷωοτϫʔΫελο ΫΛ࣮૷͍ͯ͠Δ ωοτϫʔΫΞΫηε HJUIVCDPNHPPHMFOFUTUBDL ωοτϫʔΫελοΫ 5$1ͷ઀ଓঢ়ଶɺ੍ޚϝοηʔδɺύέοτ ΞηϯϒϦͳͲ ͸શͯ4FOUSZ಺෦Ͱॲཧ͞Εɺϗετͷωοτϫʔ ΫελοΫ͔Βִ཭͞ΕΔ σʔλϦϯΫ૚ͷύέοτ͸ɺ%PDLFS·ͨ͸,VCFSOFUFTʹΑͬͯ ઃఆ͞ΕͨωʔϜεϖʔε಺ͷԾ૝σόΠεʹ௚઀ॻ͖ࠐ·ΕΔ
27. ϗετΧʔωϧͱͷ෼཭ H7JTPS - - 27 Copyright© 2018 Flatt Inc. All rights reserved. ैདྷͷϋʔυ΢ΣΞ΋Ծ૝Խ͢Δ४Ծ૝ԽΑΓ͸ܰྔͩ͠ɺ γεςϜίʔϧͷ࢖༻Λېࢭ͢ΔΑΓ͸޿͍΋ͷΛಈ͔ͤΔ H7JTPS͸QUSBDF͕ϘτϧωοΫͱͳΓγεςϜίʔϧͷෛՙͷ େ͖͍ϫʔΫϩʔυͷύϑΥʔϚϯε͕௿Լ͢ΔՄೳੑ͕͋Δ ؆୯ͳ·ͱΊ ϝϞϦͱܕ҆શͷͨΊʹ໿ສߦͷ(PͰ࣮૷͞Ε͍ͯΔʜʂʂʂ
28. Copyright© 2018 Flatt Inc. All rights reserved. - - 28 ίʔυΛܰ͘ಡΜͰΈΔ
29. ίʔυΛܰ͘ಡΜͰΈΔ - - 29 Copyright© 2018 Flatt Inc. All rights reserved. ΞϓϦέʔγϣϯͷγεςϜίʔϧΛΠϯ λʔηϓτ QUSBDF γεςϜίʔϧΛϑΟϧλʔ੍ͯ͠ݶ TFDDPNQ γεςϜίʔϧΛஔ׵ H7JTPS
30. - - 30 Copyright© 2018 Flatt Inc. All rights reserved. ίʔυΛܰ͘ಡΜͰΈΔ IUUQTHJUIVCDPNHPPHMFHWJTPSQLHTFOUSZLFSOFMUBTL@SVOHP
31. - - 31 Copyright© 2018 Flatt Inc. All rights reserved. HJUIVCDPNHPPHMFHWJTPSQLHTFOUSZ ίʔυΛܰ͘ಡΜͰΈΔ 4FOUSZʹؔ͢Δ࣮૷͕·ͱ·͍ͬͯΔ ॏ͍
32. - - 32 Copyright© 2018 Flatt Inc. All rights reserved. ίʔυΛܰ͘ಡΜͰΈΔ IUUQTHJUIVCDPNHPPHMFHWJTPSQLHTFOUSZLFSOFMUBTL@SVOHP UBTL3VO4UBUFFYFDVUF͕OJMΛฦͨ͠ ৔߹ɺλεΫͷHPSPVUJOF͸ఀࢭΛ֬ ೝͤͣʹऴྃͤ͞Δ
33. - - 33 Copyright© 2018 Flatt Inc. All rights reserved. ίʔυΛܰ͘ಡΜͰΈΔ IUUQTHJUIVCDPNHPPHMFHWJTPSQLHTFOUSZLFSOFMUBTL@SVOHP
34. - - 34 Copyright© 2018 Flatt Inc. All rights reserved. ίʔυΛܰ͘ಡΜͰΈΔ IUUQTHJUIVCDPNHPPHMFHWJTPSQLHTFOUSZLFSOFMUBTL@TZTDBMMHP
35. - - 35 Copyright© 2018 Flatt Inc. All rights reserved. IUUQTHJUIVCDPNHPPHMFHWJTPSQLHTFOUSZLFSOFMTFDDPNQHP- ίʔυΛܰ͘ಡΜͰΈΔ
36. - - 36 Copyright© 2018 Flatt Inc. All rights reserved. HJUIVCDPNHPPHMFHWJTPSQLHTFOUSZGT ίʔυΛܰ͘ಡΜͰΈΔ -JOVYԾ૝ϑΝΠϧγεςϜͷ࣮૷
37. - - 37 Copyright© 2018 Flatt Inc. All rights reserved. IUUQTHJUIVCDPNHPPHMFHWJTPSQLHTFOUSZGTJOPEFHP ίʔυΛܰ͘ಡΜͰΈΔ *OPEF
 ϑΝΠϧγεςϜ্ͷϑΝΠϧͷ ΩϟογϡϏϡʔʢϝλσʔλͱ ϖʔδΩϟογϡΛؚΉʣΛอ࣋ ͢ΔԾ૝ϑΝΠϧΦϒδΣΫτ
    
38. - - 38 Copyright© 2018 Flatt Inc. All rights reserved. IUUQTHJUIVCDPNHPPHMFHWJTPSQLHTFOUSZGTEJSFOUHP-d ίʔυΛܰ͘ಡΜͰΈΔ %JSFOU
 ϝϞϦ಺ͷGT*OPEFΛ7'4಺ͷύ εʹΩϟογϡ͠ɺ
    GT*OPEFʹ ଞͷGT*OPEFʹରͯ͠૬ରҐஔΛ ༩͑Δ
    
39. - - 39 Copyright© 2018 Flatt Inc. All rights reserved. ίʔυΛܰ͘ಡΜͰΈΔ GT'JMF
    
    
    GT%JSFOU
    
    
    GT*OPEF
    
    
    GT.PVOUFE'JMFTZTUFN ϑΝΠϧΛΦʔϓϯ͢ΔࡍɺGT'JMF͸ϑΝΠϧγεςϜΦϒδΣΫτΛҎԼͷ༷ʹࢀর
40. - - 40 Copyright© 2018 Flatt Inc. All rights reserved. ίʔυΛܰ͘ಡΜͰΈΔ ॏ͍Ͱ͕͢ ͥͻօ͞Μ΋ಡΜͰΈ͍ͯͩ͘͞
41. Copyright© 2018 Flatt Inc. All rights reserved. - - 41 ͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠
42. ࣗݾ঺հ - - 42 Copyright© 2018 Flatt Inc. All rights reserved. @niconegoto Ҫख߁و 'MBUU
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