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iOSアプリからBlockchainを触るには
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satoshi0212
November 22, 2016
Programming
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iOSアプリからBlockchainを触るには
satoshi0212
November 22, 2016
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Transcript
iOSΞϓϦ͔Β BlockchainΛ৮Δʹ ෦ ஐ SHMDevelopment ࠷ۙɺԾ௨՟ཧiOSΞϓϦΛ SwiftͰॻ͍ͨͷͰͦͷମݧΛڞ༗͠·͢
αʔϏε͔Β BlockchainΛ৮Δʹ ෦ ஐ SHMDevelopment ࠷ۙɺԾ௨՟ཧiOSΞϓϦΛ SwiftͰॻ͍ͨͷͰͦͷମݧΛڞ༗͠·͢
ࣗݾհ iOSΞϓϦΤϯδχΞ ΧϦϑΥϧχΞभཱେֶίϯϐϡʔλαΠΤϯεֶ෦ଔ
ࣗݾհ ϋοΧιϯडొஃ: ɹiOSDC ొஃ ɹTechCrunch Tokyo 2015 Hackathon ༏ल ɹMizuho.Hack
༏ल ɹMicrosoft MPC Hackathon TMCN ɹHack Cars Days 2015 χϑςΟ ɹMUSICIANS HACKATHON 2015 ༏ल ɹɹͳͲ
ࣗݾհ னձࣾһͱͯ͠ҩྍܥαʔϏεͷiPadΞϓϦΛॻ͖ ͱिFintechܥελʔτΞοϓʹٕज़ڠྗ 365ϓϩάϥϛϯά͍ͯ͠·͢
ࠓ͢༰ ͡Ίʹ ɹ1. ج൫ٕज़ͷબ ɹ2. EthereumػೳΛAPIԽ ɹ3. SwiftͰΞϓϦ࣮ ࠷ޙʹ
ࠓ͢༰ ͡Ίʹ ɹ1. ج൫ٕज़ͷબ ɹ2. EthereumػೳΛAPIԽ ɹ3. SwiftͰΞϓϦ࣮ ࠷ޙʹ
͡Ίʹ BlockchainΛͳʹΒ͢ΔiOSΞϓϦΛ࡞Γ͍ͨ
͡Ίʹ BlockchainΛͳʹΒ͢ΔiOSΞϓϦΛ࡞Γ͍ͨ ͚ΕͲ Ͳ͏͢Δͷʁ
͡Ίʹ BlockchainΛͳʹΒ͢ΔiOSΞϓϦΛ࡞Γ͍ͨ ͚ΕͲ Ͳ͏͢Δͷʁ → ͬ͘͟ΓɺྲྀΕΛઆ໌͠·͢ʂ
ࠓ͢༰ ͡Ίʹ ɹ1. ج൫ٕज़ͷબ ɹ2. Ethereum ΛAPIԽ ɹ3. SwiftͰΞϓϦ࣮ ࠷ޙʹ
ج൫ٕज़ͷબ
1 Bitcoin Core 2 Ethereum 3 Hyperledger Fabric 4 Corda
5 Chain Open Standard 1 6 mijin 7 Orb 1 8 Eris ج൫ٕज़ͷબ
1 Bitcoin Core 2 Ethereum SmartContractɺใ๛ 3 Hyperledger Fabric 4
Corda 5 Chain Open Standard 1 6 mijin 7 Orb 1 8 Eris ج൫ٕज़ͷબ
ࠓ͢༰ ͡Ίʹ ɹ1. ج൫ٕज़ͷબ ɹ2. EthereumػೳΛAPIԽ ɹ3. SwiftͰΞϓϦ࣮ ࠷ޙʹ
EthereumͰͷ࣮બࢶ
1 (OSS)ϥΠϒϥϦ༻ 2 ݺͼग़͠ (JSON RPC) 3 APIԽ EthereumͰͷ࣮બࢶ
1 (OSS)ϥΠϒϥϦ༻ 2 ݺͼग़͠ (JSON RPC) 3 APIԽ ɾαʔϏε༻DBͱͷ࿈ܞ͕Մೳ ɾ୯ൃͰୟ͍ͯ֬ೝͰ͖Δ
ɾΞϓϦ͔Βͷݟ͑ํ͕໌֬ EthereumͰͷ࣮બࢶ
EthereumػೳΛAPIԽ UbuntuͰEthereumΫϥΠΞϯτΛಈ࡞ JSON-RPCͰݺͼग़ͤΔͷͰ Node.jsͰϥοϓ͠·ͨ͠ → ࠓճྲྀΕͷղઆͳͷͰৄࡉผͷػձʹɻ
ࠓ͢༰ ͡Ίʹ ɹ1. ج൫ٕज़ͷબ ɹ2. EthereumػೳΛAPIԽ ɹ3. SwiftͰΞϓϦ࣮ ࠷ޙʹ
SwiftͰΞϓϦ࣮
SwiftͰΞϓϦ࣮ APIԽͨ͠Βɺ͋ͱී௨ʹݺͼग़͢ʂ ɹɾSwift 2.2 ɹɾAFNetworking(← Alamofireਪ) ɹɾαʔϏε༻σʔλετΞ: ParseDB
SwiftͰΞϓϦ࣮ APIԽͨ͠Βɺ͋ͱී௨ʹݺͼग़͢ʂ͚͕ͩͩ… ɹɾSwift 2.2 ɹɾAFNetworking(← Alamofireਪ) ɹɾαʔϏε༻σʔλετΞ: ParseDB
࣮͢ΔࡍʹؾΛ͚͍ͨ͜ͱ
࣮͢ΔࡍʹؾΛ͚͍ͨ͜ͱ 1. αʔϏε༻DBΛઃ͚Δ͔൱͔
࣮͢ΔࡍʹؾΛ͚͍ͨ͜ͱ 1. αʔϏε༻DBΛઃ͚Δ͔൱͔: ͖࣋ͭ
࣮͢ΔࡍʹؾΛ͚͍ͨ͜ͱ 1. αʔϏε༻DBΛઃ͚Δ͔൱͔: ͖࣋ͭ 2. Blockchain্ͷ༰͕֬ఆ͢Δ·Ͱ1ʙ30ඵ
࣮͢ΔࡍʹؾΛ͚͍ͨ͜ͱ 1. αʔϏε༻DBΛઃ͚Δ͔൱͔: ͖࣋ͭ 2. Blockchain্ͷ༰͕֬ఆ͢Δ·Ͱ1ʙ30ඵ: Ծૹۚ
࣮͢ΔࡍʹؾΛ͚͍ͨ͜ͱ 1. αʔϏε༻DBΛઃ͚Δ͔൱͔: ͖࣋ͭ 2. Blockchain্ͷ༰͕֬ఆ͢Δ·Ͱ1ʙ30ඵ: Ծૹۚ 3. τϥϯβΫγϣϯ͍͠:
࣮͢ΔࡍʹؾΛ͚͍ͨ͜ͱ 1. αʔϏε༻DBΛઃ͚Δ͔൱͔: ͖࣋ͭ 2. Blockchain্ͷ༰͕֬ఆ͢Δ·Ͱ1ʙ30ඵ: Ծૹۚ 3. τϥϯβΫγϣϯ͍͠: 2૬ίϛοτ
࣮͢ΔࡍʹؾΛ͚͍ͨ͜ͱ 1. αʔϏε༻DBΛઃ͚Δ͔൱͔: ͖࣋ͭ 2. Blockchain্ͷ༰͕֬ఆ͢Δ·Ͱ1ʙ30ඵ: Ծૹۚ 3. τϥϯβΫγϣϯ͍͠: 2૬ίϛοτ
4. Blockchainݻ༗ͷใͷѻ͍Ͳ͏͠Α͏:
࣮͢ΔࡍʹؾΛ͚͍ͨ͜ͱ 1. αʔϏε༻DBΛઃ͚Δ͔൱͔: ͖࣋ͭ 2. Blockchain্ͷ༰͕֬ఆ͢Δ·Ͱ1ʙ30ඵ: Ծૹۚ 3. τϥϯβΫγϣϯ͍͠: 2૬ίϛοτ
4. Blockchainݻ༗ͷใͷѻ͍Ͳ͏͠Α͏: ɹɹABIɺEthereum Addressɺύεϫʔυͷอଘํ๏
ࠓ͢༰ ͡Ίʹ ɹ1. ج൫ٕज़ͷબ ɹ2. EthereumػೳΛAPIԽ ɹ3. SwiftͰΞϓϦ࣮ ࠷ޙʹ
࠷ޙʹ ɾ·ͩ·ͩBlockchainΛͬͯಈ͘ΞϓϦগͳ͍ ɾ2017BlockchainΛར༻࣮ͨ͠Ϗδωε͕ ɹଟग़ͯ͘Δͣʂ ɾΩϨοΩϨͷαʔϏε&ϏδωεΛ ɹ࡞͍͖ͬͯ·͠ΐ͏ʂ