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ここが嬉しいABAC ここが辛いよABAC #再解説+補足編
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MasahiroKawahara
April 17, 2024
Technology
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310
ここが嬉しいABAC ここが辛いよABAC #再解説+補足編
MasahiroKawahara
April 17, 2024
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Transcript
͕͜͜خ͍͠"#"$ ͕͜͜ਏ͍Α"#"$ ࠶ղઆ ิฤ
ࣗݾհ ݪେ LBXBIBSBNBTBIJSP ˔ $MBTTNFUIPE"84ࣄۀຊ෦ίϯαϧςΟϯά෦ ˔ ͔Β"84ηΩϡϦςΟ౷੍Λ͝ࢧԉ ˓ 0SHBOJ[BUJPOT $POUSPM5PXFS
˓ 4FDVSJUZ)VC (VBSE%VUZͳͲ ˔ "1/"845PQ&OHJOFFST 4FSWJDF ˔ +BQBO"845PQ&OHJOFFST 4FDVSJUZ https://dev.classmethod.jp/author/kawahara-masahiro/ 2
📝 ͢༰ ˔ ࠷ॳʹ·ͱΊ ॻ͍ͨഎܠ ˔ 3#"$Λͬ͘͟Γͱ࠶આ໌ ˔ "#"$Λͬ͘͟Γͱ࠶આ໌ ˔
"#"$PO"84ͷਏΈΛͬ͘͟Γͱ࠶આ໌ ˔ ิ
࠷ॳʹ·ͱΊ ॻ͍ͨഎܠ
ϒϩάͷαϚϦʔ ˔ "#"$ 3#"$ͷ՝Λղܾ͢Δखஈ ˓ ϓϩδΣΫτνʔϜͷεέʔϧʹڧ͍ ˓ ͖Ίࡉ͔ͳΞΫηε੍ޚ ˔ Ͱ"84ڥʹ͓͍ͯ
ਏ͍͜ͱ͕ଟ͍ ˓ *".ϙϦγʔઃܭ ˓ ଐੑ λά ͷӡ༻ ˔ ·ͣ"84ΞΧϯτͰରԠͰ͖ͳ͍͔ɺݕ౼͍ͨ͠ "84ʹ͓͚Δ"#"$ͷخ͠͞ɺਏ͞ΛޠΓ·ͨ͠ ",*#""84c%FWFMPQFST*0 IUUQTEFWDMBTTNFUIPEKQBSUJDMFTBLJCBBXTJBNBCBD
ॻ͍ͨഎܠ *".ઃܭͷ͝ࢧԉΛաڈʹ࣮ࢪ ͭͷ"84ΞΧϯτʹڞ௨తʹར༻͢ΔαʔϏε͕༗Γɺ ෳϓϩδΣΫτ͕ࠞࡏ͍ͯ͠Δڥ ޓ͍ʹผϓϩδΣΫτͷϦιʔεʹׯবͰ͖ͳ͍Α͏ʹ͍ͨ͠ ˠ"#"$Λ͑ͳ͍͔ʁ ͍Ζ͍Ζͱઃܭɾ࣮ͨ݁͠Ռɺྑ͍ͱ͜Ζ͋Γͳ͕Βɺ ʮਏ͍ͱ͜Ζ🌶ʯ ࢁ͋ͬͨ ͦͷ༰Λڞ༗ͨ͠ͷ
"84ʹ͓͚Δ"#"$ͷخ͠͞ɺਏ͞ΛޠΓ·ͨ͠ ",*#""84c%FWFMPQFST*0 IUUQTEFWDMBTTNFUIPEKQBSUJDMFTBLJCBBXTJBNBCBD
3#"$Λͬ͘͟Γͱ࠶આ໌
*".ϙϦγʔઃܭ OPU3#"$
*".ϙϦγʔઃܭ 3#"$
3#"$ͱ ˔ 3PMF#BTFE"DDFTT$POUSPM ׂϕʔεͷΞΫηε੍ޚ ˔ ϓϦϯγύϧͷׂ 3PMF ʹج͍ͮͯϙϦγʔઃܭΛߦ͏
3#"$ͷಛ ˔ ώτͱݖݶ ϙϦγʔ ͷؒʹ ׂΛڬΉ ˔ ݖݶ ϙϦγʔ ͕ώτʹࠨӈ͞Εͳ͍
˔ *".ϙϦγʔઃܭͷ࠷جຊ ˔ ઃܭӡ༻͕γϯϓϧɺ͔Γ͍͢ ˓ ׂΛચ͍ग़͢ ˓ ׂʹରԠ͢ΔϙϦγʔΛઃܭ͢Δ ˓ ׂͱϢʔβʔΛඥ͚Δ
"#"$Λͬ͘͟Γͱ࠶આ໌
˛ൺֱ
"#"$ͱ ˔ "UUSJCVUF#BTFE"DDFTT$POUSPM ଐੑϕʔεͷΞΫηε੍ޚ ˔ ϓϦϯγύϧͷଐੑʹج͍ͮͯϙϦγʔઃܭΛߦ͏
"#"$ͷಛ ˔ ϓϦϯγύϧ ΞΫηεઌϦιʔε ʹଐੑΛ༩͢Δ ˔ ཧ͢ΔϙϦγʔ͕গͳ͘ͳΔ ˔ ϓϩδΣΫτνʔϜͷεέʔϧʹڧ͍ ˓
3#"$ʮώτʯʹࠨӈ͞Εͳ͍ ➔ "#"$ʮׂʯʹࠨӈ͞Εͳ͍ ˔ ͖Ίࡉ͔ͳΞΫηε੍ޚΛ࣮ݱͰ͖Δ ˓ ෳͷଐੑΛ༩ͯ͠ɺΑΓॊೈ ෳࡶ ͳ੍ޚՄೳ
"84ͷ"#"$ "84ͷ"#"$ʰλάʱΛ׆༻
"#"$PO"84ͷਏΈΛ ͬ͘͟Γͱ࠶આ໌
"#"$PO"84ͷਏ͍ͱ͜Ζ ˔ ϙϦγʔઃܭ͕ਏ͍ ਏ͞🌶 ˓ ΑΓҰ"84υΩϡϝϯτΛಡΈࠐΉ ˓ ͦͦ "#"$ʹରԠ͍ͯ͠ͳ͍αʔϏε͕͋Δ ˓
$POEJUJPOઃܭͰপʹϋϚΓ͕ͪ ˠ࣍ͰϐοΫΞοϓ ˔ λάӡ༻͕ਏ͍ ਏ͞🌶🌶🌶 ˓ ʮλάࣗ༝͕ߴ͗͢ΔʯͷͰ੍ޚ͕େม ˓ ܧଓతͳλάࢹ͕ඞਢ
l*".$POEJUJPOઃܭͷপz ྫ AWS IAMポリシーのConditionを書くときの勘所 #devio2022 | DevelopersIO IUUQTEFWDMBTTNFUIPEKQBSUJDMFTEFWJPJBNDPOEJUJPO
l*".$POEJUJPOઃܭͷপz ྫ AWS IAMポリシーのConditionを書くときの勘所 #devio2022 | DevelopersIO IUUQTEFWDMBTTNFUIPEKQBSUJDMFTEFWJPJBNDPOEJUJPO
վΊͯϒϩάͷαϚϦʔΛ࠶ܝ ˔ "#"$ 3#"$ͷ՝Λղܾ͢Δखஈ ˓ ϓϩδΣΫτνʔϜͷεέʔϧʹڧ͍ ˓ ͖Ίࡉ͔ͳΞΫηε੍ޚ ˔ Ͱ"84ڥʹ͓͍ͯ
ਏ͍͜ͱ͕ଟ͍ ˓ *".ϙϦγʔઃܭ ˓ ଐੑ λά ͷӡ༻ ˔ ·ͣ"84ΞΧϯτͰରԠͰ͖ͳ͍͔ɺݕ౼͍ͨ͠ "84ʹ͓͚Δ"#"$ͷخ͠͞ɺਏ͞ΛޠΓ·ͨ͠ ",*#""84c%FWFMPQFST*0 IUUQTEFWDMBTTNFUIPEKQBSUJDMFTBLJCBBXTJBNBCBD
ิ
ཧʮجຊ3#"$ νϣοτμέ"#"$ʯ ˔ େͷݖݶઃܭ 3#"$ Λϕʔεʹ͢Δ ˔ ہॴతͳࡉ੍͔͍ޚΛ "#"$ Ͱ࣮͢Δ
˔ lνϣοτμέz ͷྫ ˓ ಛఆλά͕͍ͨ&$ΠϯελϯεͷΈىಈɾఀࢭͰ͖ΔΑ͏ʹ͢Δ ˓ ಛఆλά͕͍ͨ4FDSFUTͷΈಡΈऔΕΔ ˓ ಛఆλά͕͍ͨ-BNCEBؔͷΈىಈͰ͖Δ ˓
"#"$ؔͳ͍ ಡऔઐ༻ΞΫηεΛ༻ҙͯ͠·͔͢ʁ ཧऀߋ৽࡞ۀ༻ͷΞΫηεͱಡऔઐ༻ͷΞΫηεΛఏڙͯ͋͛͠Α͏ ར༻ऀߋ৽͢Δͱ͖Ҏ֎ɺ ಡऔ༻ͷΞΫηεͰ"84ڥʹೖΔΑ͏ʹ৺͕͚Α͏ ʮΈ 3#"$"#"$ ʯͱʮݸʑਓͷηΩϡϦςΟҙࣝʯͷ྆ํ͔Β࠷খݖݶΛ࣮ݱ͠Α͏
25