Lambdaを使ってJawsDaysをHackしてみよう!

Lambdaを使ってJawsDaysをHackしてみよう!
2016 3/12 13:00-13:50(50min)

Transcript

1. LambdaΛ࢖ͬͯJawsDays
   ΛHackͯ͠ΈΑ͏!
   
   +"84%":4
   5PTIJIJSP'VSVOP
   

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2. ɾWiFi SSID->jawsdays_workshop
   ɾWiFi ύεϫʔυ->workshop02
   ɾࢿྉ-> https://github.com/toshihirock/
   jaws2016-lambda-hands-on
   

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3. લఏ
   ɾॳ৺ऀ޲͚ͷߨशͳͷͰ೉қ౓͸ߴ͋͘Γ
   ·ͤΜɻ͕࣌ؒ༨ͬͨํ͸վ଄͢ΔͳͲࣗ༝
   ʹ༡ΜͰΈ͍ͯͩ͘͞ɻ
   ɾLambdaͷίʔυ࣮૷αϯϓϧ͸Node.jsͰ
   ߦ͓ͬͯΓ·͢ɻJava,PythonͰͷαϯϓϧ͸
   ͳ͍఺͸ྃ͝ঝ͍ͩ͘͞ɻ
   

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4. ΍Δ͜ͱɺ΍Βͳ͍͜ͱ
   ΍Δ͜ͱ
   ɾϋϯζΦϯܗࣜͰLambdaͰԿ͔Λ࡞ͬͯ
   ༡ΜͰΈΔ(༡ͼͳͷͰۀ຿޲͚Ͱ͸ͳ͍)
   ΍Βͳ͍͜ͱ
   ɾLambdaͷৄࡉͳઆ໌
   ɾTwitterAPIͷৄࡉ
   

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5. ࣗݾ঺հ
   ɾݹ໺ढ़޿(@toshihirock)
   ɾNTTιϑτ΢ΣΞגࣜձࣾ
   ɾAWSۀ຿͸1೥͙Β͍
   ɾ޷͖
   - Lambda
   - Podcast
   - ϫʔϧυτϦΨʔ
   

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6. ຊ೔ͷϋϯζΦϯ
   

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7. -BNCEBΛ࢖ͬ
   ͯKBXTEBZTʹπ
   Πʔτ͠Α͏
   

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8. LambdaΛ࢖ͬͯJawsDaysΛHackͬͧ͢
   ɾπΠʔτ͍ͤͨ͞಺༰ͷςΩετΛS3ʹ഑ஔ
   ɾIAMϩʔϧΛ෇༩ͨ͠LambdaͰS3͔ΒςΩ
   ετϑΝΠϧΛऔಘ͠ɺϥϯμϜʹϐοΫΞοϓ
   ɾ༧Ί࡞੒ͯ͋͠ΔAPIGatewayʹ޲͚ͯPOST
   ϦΫΤετΛ࣮ࢪ
   ɾAPIGatewayܦ༝Ͱ@jaws2016_lambda͔Β
   ϋογϡλά #jawsdays Λ෇͚ͯπΠʔτ͞Ε
   Δ(࡞੒ࡁΈ)
   

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9. ֓ཁਤ
   

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10. ஌ࣝฤ
    

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11. S3?
    ɾΦϯϥΠϯετϨʔδ
    ɾߴ͍ݎ࿚ੑ(99.999999999%)
    ɾ҆Ձ
    ɾ༰ྔແ੍ݶ(1ϑΝΠϧ5TB·Ͱ)
    ࠓճ͸πΠʔτจݴΛஔ͘৔ॴͱͯ͠ར༻
    

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12. Lambda?
    ɾΠϕϯτυϦϒϯ΍
    cronͷΑ͏ʹఆظλΠϛϯάͰϢʔβʔ͕ॻ
    ͍ͨίʔυΛ࣮ߦͰ͖Δ
    ɾίʔυ͸Node.js,Java,Python
    ɾ࠷ۙVPC΋ରԠ
    ɾৄࡉ͸ެࣜࢀর
    

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13. IAMϩʔϧ?
    ɾϢʔβʔ΍LambdaɺEC2ͳͲͷϦιʔεʹର
    ͯ͠໾ׂ(Role)ΛࢦఆͰ͖Δɻྫ͑͹ʮS3ͷRead
    ݖݶʯͳͲ
    ɾϩʔϧ͸Lambda࡞੒࣌ʹ෇༩͢Δ͜ͱͰઃఆ
    ͞ΕͨAPIͷkick͕Ͱ͖Δ
    ࠓճͷྫͰ͸Lambda͔ΒS3ͷόέοτͷ৘ใΛ
    औಘ͍ͨ͠ͷͰLambda޲͚ͷ্هʹ֘౰͢Δ
    IAMϩʔϧΛ࡞੒͢Δ
    

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14. ࡞ۀͷྲྀΕ
    ɾS3όέοτʹπΠʔτจݴͷ഑ஔ
    ɾLambda༻IAMϩʔϧͷ࡞੒
    ɾLambda Functionͷ࡞੒
    ɾLambda Functionͷఆظ࣮ߦͷઃఆ
    

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15. ४උฤ(S3)
    

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16. αʔϏεҰཡ͔ΒS3ͷબ୒
    

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17. όέοτͷ࡞੒
    
    ʮ$SFBUF#VDLFUʯ
    Λબ୒
    όέο
    τ໊Λ࡞੒ɻόέοτ
    ໊͸SFHJPOͰϢχʔΫͳ
    ඞཁ͋Γ
    Ϧʔδϣϯ͸
    5PLZP
    ʮ$SFBUFʯ
    Λબ୒
    

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18. S3΁഑ஔ͢ΔςΩετϑΝΠϧͷ࡞੒
    ɾ֤ࣗͷPCͷ޷͖ͳΤσΟλͰπΠʔτͤ͞
    ͍ͨจݴूΛ࡞੒͍ͯͩ͘͠͞ɻจࣈίʔυ
    ͸UTF-8Ͱอଘ
    ɾ೚ҙͷσϦϛλ۠੾ΓͰ࡞੒͍ͯͩ͘͠͞ɻ
    ҎԼྫ͸σϦϛλ͸վߦ(\r\n)
    ɾ࡞੒ޙɺʮtweetList.txtʯͰϩʔΧϧʹอ
    ଘ
    

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19. ֬ೝ
    # จࣈίʔυ֬ೝ
    $nkf -g tweetList.txt
    # վߦίʔυ֬ೝ.LF = $.CR = ^MͰදࣔ
    $cat -e tweetList.txt
    

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20. S3΁ςΩετϑΝΠϧͷΞοϓϩʔυ
    ʮ6QMPBEʯΛ
    બ୒
    ςΩετΛ
    υϥοάΞϯυυϩο
    ϓͰΞοϓϩʔυ
    ʮ4UBSU
    6QMPBEʯΛબ୒
    ઌ΄Ͳ࡞੒ͨ͠όέοτΛબ୒ޙɺҎԼͷૢ
    ࡞ͰΞοϓϩʔυ
    

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21. ֬ೝ
    

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22. ४උฤ(IAMϩʔϧ)
    

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23. αʔϏεҰཡ͔ΒIAMͷબ୒
    

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24. ϩʔϧͷ৽ن࡞੒
    ʮ3PMFTʯΛબ
    ୒
    ʮ$SFBUF
    /FX3PMFʯΛબ
    ୒
    

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25. ϩʔϧ໊ͷܾఆ
    ೚ҙͷ
    3PMF/BNFΛೖྗ
    ʮ/FYU
    4UFQʯΛબ୒
    

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26. ϩʔϧλΠϓͷબ୒
    ʮ"84
    -BNCEBʯΛબ୒
    LambdaʹΞλον͍ͨ͠ϩʔϧΛ࡞੒͢ΔͷͰLambdaΛ
    બ୒͠·͢
    

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27. ϙϦγʔͷબ୒
    ʮTʯͱೖྗ
    
    ʮ"NB[PO43F
    BE0OMZ"DDFTTʯ
    Λબ୒
    ʮ/FYU
    4UFQʯΛબ୒
    طʹAWSଆͰ༻ҙ͍ͯ͠ΔS3΁ͷReadOnly
    ͷϙϦγʔΛ෇༩
    

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28. ϨϏϡʔ
    ֬ೝޙɺ
    ʮ$SFBUF3PMFʯ
    Λબ୒
    

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29. LambdaΛ࡞Ζ͏!
    

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30. (ޙͰར༻)ίʔυͷ४උ
    ɾҎԼͷ಺༰Λίϐϖͯ͠೚ҙͷςΩετΤ
    σΟλʹష͓ͬͯ͘
    ɾhttps://github.com/toshihirock/jaws2016-
    lambda-hands-on/blob/master/index.js
    

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31. (ޙͰར༻)ίʔυͷ४උ
    4ͷઃఆ͸
    దٓࣗ෼ͷઃఆʹ
    มߋ
    "1*(BUFXBZͷ
    ೝূΩʔΛࢦఆ
    

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32. αʔϏεҰཡ͔ΒLambdaͷબ୒
    

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33. Functionͷ࡞੒
    ※ॳΊͯͷํͷը໘
    ʮ$SFBUFB
    -BNCEBGVODUJPOʯ
    Λબ୒
    ʮ(FU4UBSUFE
    /PXʯΛબ୒
    ※طʹFunction͕͋Δਓͷը໘
    

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34. Blueprint
    ར༻͠ͳ͍
    ͷͰʮ4LJQʯΛબ
    ୒
    

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35. Functionͷઃఆ(1/2)
    /PEFKT
    /BNFٴͼ
    %FTDSJQUJPO͸Կ
    Ͱ΋0,
    &EJUDPEF
    JOMJOF
    ઌ
    ΄Ͳͷ಺༰Λ
    ίϐϖ
    

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36. Functionͷઃఆ(2/2)
    ઌ
    ΄Ͳ࡞੒ͨ͠4΁
    ΞΫηεͰ͖Δ3PMF
    ໊
    *OEFYIBO
    EMFS
    /P71$
    ࠷ޙʹ
    ʮ/FYUʯ
    

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37. ϨϏϡʔ
    ઃఆ͕໰୊ͳ
    ͚Ε͹ʮ$SFUF
    GVODUJPOʯ
    

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38. ࡞੒
    ೔ຊޠ͕จࣈԽ͚͠·
    ͢ɻɻؾʹͳΔਓ͸ຊϖʔδ
    Ͱ࠶౓ίϐϖͯ͠ߋ৽͢Δͱ௚
    Γ·͢ɻ
    

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39. ςετͯ͠ΈΔ
    ʮ5FTUʯΛબ୒
    

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40. ςετͯ͠ΈΔ
    ʮ4BWFBOE
    UFTUʯΛબ୒
    ςϯϓϨʔτ͸ԿͰ
    ΋0, πΠʔτ৘ใ͸4͔
    Βऔಘ͢ΔͷͰ
    

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41. ςετͯ͠ΈΔ
    ੒ޭ͢Ε͹ը໘Լ෦
    ʹπΠʔτͨ͠จࣈྻ͕දࣔ
    ͞ΕΔ
    ࣦഊ͢Δͱ੺͍Τϥʔදࣔ
    ʹͳΔ
    

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42. ςετͯ͠ΈΔ
    5XJUUFSͰ΋֬ೝ
    

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43. Τϥʔ͕ൃੜ͍ͯ͠Δ৔߹
    ɾը໘Լ෦(Log output)ʹϩά৘ใ͕දࣔ͞
    ΕΔͷͰ֬ೝ
    ɾඞཁʹԠͯ͡console.logͳͲΛ࢓ࠐΜͰσ
    όοάͯ͠ΈΔ
    

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44. botΒ͘͠
    ఆظ࣮ߦͤͯ͞ΈΔ
    

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45. ఆظ࣮ߦͷઃఆ
    ʮ&WFOUTPVSDFTʯλ
    ϒΛબ୒
    ʮ"EEFWFOU
    TPVSDFʯΛબ୒
    

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46. ఆظ࣮ߦͷઃఆ
    ೚ҙͷ࣌ؒؒ
    ִΛઃఆ
    ࠷খ෼
    
    ʮ$MPVE8BUDI&WFOUT
    4DIFEVMFʯΛબ୒
    ໊শΛదٓมߋ
    4VCNJUܾͯ͠ఆ
    

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47. ֬ೝ
    5XJUUFS্Ͱ΋֬ೝ
    ͠͹͠଴ͬͯ֬ೝ
    

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48. ͕࣌ؒ༨ͬͨਓ͸
    

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49. ͕࣌ؒ༨ͬͨਓ͸
    ɾ޷͖ʹ৭ʑ΍ͬͯΈ͍ͯͩ͘͞ʂʢఆظ࣮ߦ
    ִؒΛม͑ΔɺจݴͷύλʔϯΛ૿΍͢ͳͲʣ
    ɾLambda͔Β௚઀TwitterͷAPIΛୟ͘ͳͲΛ
    ͯ͠Έ͍ͨ৔߹͸Ҏલॻ͍ͨͪ͜ΒΛࢀߟʹ΍ͬ
    ͯΈ͍ͯͩ͘͞
    http://qiita.com/toshihirock/items/
    d28505442526e0ae7793
    

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50. Thanks!
    

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