Lightning Network Ptarmigan Hands-on

Introduction about how to use Ptarmigan which is the Lightning Network Software, using Docker.

Transcript

1. ࣮ࡍʹ࢖ͬͯΈΑ͏ʂ
2. (1) DockerΛΠϯετʔϧ͢Δ (2) DockerͷϦϙδτϦ͔ΒΠϝʔδΛμ΢ϯϩʔυ͢Δ (3) BitcoinɺPtarmiganͷϊʔυΛ্ཱͪ͛Δ (4) ϒϥ΢β͔ΒPtarmigan͕ಈ͔ͤΔ͜ͱΛ֬ೝ͢Δ ಋೖखॱ(Mac OSͷը໘Ͱͷઆ໌ʹͳΓ·͢)
3. ಋೖखॱ (1) DockerΛΠϯετʔϧ͢Δ (2) DockerͷϦϙδτϦ͔ΒΠϝʔδΛμ΢ϯϩʔυ͢Δ (3) BitcoinɺPtarmiganͷϊʔυΛ্ཱͪ͛Δ (4) ϒϥ΢β͔ΒPtarmigan͕ಈ͔ͤΔ͜ͱΛ֬ೝ͢Δ
4. About Docker ϗετOS Ծ૝Խιϑτ΢ΣΞ ΞϓϦέʔγϣϯ … Hyper-V ΍ VirtualBox ͱಉ͡Α͏ͳԾ૝؀ڥͷ࡞੒ΛՄೳͱ͢Διϑτ΢ΣΞɹ ্هιϑτ΢ΣΞ܈ͱൺͯ͠ɺήετOSΛ౎౓্ཱͪ͛Δඞཁ͕ͳ͍ ΞϓϦέʔγϣϯ ήετOS ήετOS … ⾢ ඞཁͳ͠ ϗετϚγϯͷΧʔωϧΛར༻͠ɺϓϩηεΛִ཭͢Δ͜ͱͰܰྔɺߴ଎ʹಈ͘
5. https://www.docker.com/ For Mac OS
6. For Mac OS
7. For Mac OS
8. For Mac OS
9. For Mac OS
10. For Mac OS
11. https://docs.docker.com/toolbox/overview/ For Windows
12. Docker Quickstart Terminal For Windows ※ϨΨγʔࢿ࢈ͷΑ͏ͳͷͰɺࠓճͷΈಛผར༻Ͱ͢ɻ
13. Mac OS Command + Shift + U → λʔϛφϧىಈ Windows Docker Quickstart Terminal $ docker -v
14. ಋೖखॱ (1) DockerΛΠϯετʔϧ͢Δ (2) DockerͷϦϙδτϦ͔ΒΠϝʔδΛμ΢ϯϩʔυ͢Δ (3) BitcoinɺPtarmiganͷϊʔυΛ্ཱͪ͛Δ (4) ϒϥ΢β͔ΒPtarmigan͕ಈ͔ͤΔ͜ͱΛ֬ೝ͢Δ
15. $ docker pull char1yxok/ptarmigan:2.0 $ docker images $ docker run --name ptarmigan -p 3333:3000 -d -it cd75364f4ffe $ docker ps $ docker exec -it ptarmigan /bin/bash Docker্ͷίϯςφ(ubuntu)΁ɺϩάΠϯ׬ྃʂ
16. ಋೖखॱ (1) DockerΛΠϯετʔϧ͢Δ (2) DockerͷϦϙδτϦ͔ΒΠϝʔδΛμ΢ϯϩʔυ͢Δ (3) BitcoinɺPtarmiganͷϊʔυΛ্ཱͪ͛Δ (4) ϒϥ΢β͔ΒPtarmigan͕ಈ͔ͤΔ͜ͱΛ֬ೝ͢Δ
17. Bitcoin Core Daemon version : 0.18.99.0 Ptarmigan version : 0.2.2 ίϯςφ಺Ͱͷૢ࡞खॱ ⾢ Bitcoind ͷ࣮ߦ(ࠓճ͸regtestͰߦ͍·͢) $ cd ~/ $ bitcoind -daemon $ ./new_nodedir.sh first ⾢ Ptarmigan ͷϊʔυ࡞੒ $ cd first $ ptarmd --network=regtest ⾢ Ptarmigan ͷ࣮ߦ $ cd ptarmigan/install όʔδϣϯ৘ใ ⾢ ࡞੒ͨ͠ϊʔυ໊ͷσΟϨΫτϦ΁Ҡಈ
18. ಋೖखॱ (1) DockerΛΠϯετʔϧ͢Δ (2) DockerͷϦϙδτϦ͔ΒΠϝʔδΛμ΢ϯϩʔυ͢Δ (3) BitcoinɺPtarmiganͷϊʔυΛ্ཱͪ͛Δ (4) ϒϥ΢β͔ΒPtarmigan͕ಈ͔ͤΔ͜ͱΛ֬ೝ͢Δ
19. ৽͘͠ίϯιʔϧΛ্ཱͪ͛Δ $ docker-machine ls $ docker exec -it ptarmigan /bin/bash $ cd ~/ptarmigan/ptarmapi (WindowsͷΈ) ⾢ URLΛ߇͓͑ͯ͘ $ npm run start ϒϥ΢βΛ্ཱͪ͛ɺΞυϨεόʔʹҎԼͷ஋Λೖྗ͢Δ Mac Windows localhost:3333/api ্෦Ͱ߇͑ͨURL:3333/api ⾢ (ྫ)192.168.99.100:3333/api
20. (ex.1) getinfo ػೳ … PtarmiganͷϊʔυͷID౳ͷ৘ใΛදࣔ͢Δ ૢ࡞ॱ … 'Try it out' → 'Execute' → Response body
21. (ex.2) createinvoice ػೳ … Lightning Network಺Ͱ࢖༻͢ΔinvoiceΛൃߦ͢Δ ૢ࡞ॱ … 'Try it out' → 'Parameters' → Example Valueͷ"amountMsat"ʹ਺஋Λೖྗ ɹɹɹɹ 'Execute' → Response body಺ͷ"bolt11"ͷ஋Λpayerʹ౉͢ɻ https://starblocks.acinq.co/ https://shop.nayuta.co/
22. (ex.3) 2ϊʔυؒͷconnectʙpayment·Ͱɹ ৽͘͠ίϯιʔϧΛ্ཱͪ͛ɺdocker exec -it ptarmigan /bin/bash ͰίϯςφʹೖΔ $ cd ~/ptarmigan/install $ ./new_nodedir.sh second $ cd second/ $ ptarmd --network=regtest --port=1111 $ cd ~/ptarmigan/install/second ৽͘͠ίϯιʔϧΛ্ཱͪ͛ɺdocker exec -it ptarmigan /bin/bash ͰίϯςφʹೖΔ $ ptarmcli -l ⾢ node_id ͷ஋(“”͸ෆཁ)Λ߇͓͑ͯ͘: ᶃ $ hostname -I ⾢ ग़ྗ஋Λ߇͓͑ͯ͘: ᶄ $ bitcoin-cli getnewaddress $ bitcoin-cli generatetoaddress 500 ᶅ ⾢ ग़ྗ஋Λ߇͓͑ͯ͘: ᶅ ⾢ 500ͷޙʹᶅͷ஋Λೖྗ ※͜͜·ͰͰɺLightningͷ2ͭͷϊʔυ͕׬੒ͨ͠ͷͰɺ࣍͸connectͱfundingΛߦ͏ ⾢ secondͱ͍͏ϊʔυΛ৽ͨʹ࡞੒
23. ϒϥ΢βͷconnectػೳ͔ΒExample Value΁ҎԼͷ஋Λೖྗ͠ɺ'Execute'ΛԡԼ ࠶ͼgetinfo͢Δͱ"peers"͕૿͑ɺϊʔυ͕઀ଓ͞Εͨ͜ͱ͕Θ͔Δɻ openchannelػೳ͔ΒExample Value΁ҎԼͷ஋Λೖྗ͠ɺ'Execute'ΛԡԼ "peerNodeId": "ᶃ", "fundingSat": 100000 Response bodyͷ"status"͕"Progressing"ʹͳ͍ͬͯΕ͹੒ޭʂ "peerNodeId": "ᶃ", "peerAddr": "ᶄ", "peerPort": 1111 $ bitcoin-cli generatetoaddress 1 ᶅ ⾢ NodeIdʹᶃɺAddrʹᶄͷ஋Λೖྗ $ ptarmcli -i 1000 ⾢ ग़ྗ஋Λ߇͓͑ͯ͘: ᶆ (=secondͷinvoice) ⾢ ϒϩοΫΛ1ͭ࡞ΓɺfundingΛ׬ྃͤ͞Δ getinfoػೳΛ࣮ߦ͠ɺlocal ͱremote ͷmsatoshiͷ஋Λ֬ೝ͢Δ sendpaymentػೳ͔ΒExample Value΁ҎԼͷ஋Λೖྗ͠ɺ'Execute'ΛԡԼ "bolt11": ᶆ ⾢ first→second΁ͷfundingΛߦ͏ ⾢ invoiceΛड͚ͯfirst→second΁ͷpayment
24. ※͜Ε͕Lightningͷಛ௃ͷҰͭͰ͋Δଈ࣌ੑͰɺBitcoinͩͱࢧ෷͍ʹ࠷௿10෼͔͔Δ closeػೳ͔ΒExample Value΁ҎԼͷ஋Λೖྗ͠ɺ'Execute'ΛԡԼ "peerNodeId": ᶃ Response bodyͷresult͕"Start Mutual Close"ͱͳ͍ͬͯΕ͹੒ޭ $ bitcoin-cli generatetoaddress 1 ᶅ ⾢ ϒϩοΫΛ1ͭ࡞ΓɺclosingΛ׬ྃͤ͞Δ 10ඵఔ଴ͪgetinfoػೳΛ࣮ߦ͠ɺܨ͕͍ͬͯͨϊʔυ͕੾அ͞Ε͍ͯΔ͜ͱΛ֬ೝ͢Δ ※ࠓճ͸regtestͷͨΊ࣮ࡍʹBitcoinͷ࢒ߴ͕ߦ͖དྷͨ͠ͷ͔֬ೝ͕Ͱ͖·ͤΜɻ ɹtestnet౳Ͱ࣮ߦͨ͠ࡍʹ͸LightningͷϊʔυؒͰνϟωϧΛ։͘લޙʹ ɹbitcoin-cli getbalanceΛ࣮ߦ͠ɺ࢒ߴ͕Ҡ͍ͬͯΔ(ࢧ෷͍͕ग़དྷ͍ͯΔ)͜ͱΛ֬ೝ͍ͯͩ͘͠͞ɻ getinfoػೳΛ࣮ߦ͠ɺlocal ͱremote ͷ஋͕±1000ͣͭมԽ͍ͯ͠Ε͹ࢧ෷͍੒ޭ
25. ⾢ ίϯςφͷݩͱͳΔΠϝʔδΛ࡟আ $ exit Dockerͷఀࢭͱ࡟আͷํ๏ $ docker stop ptarmigan $ docker rm ptarmigan $ docker rmi cd75364f4ffe ⾢ ίϯςφ͔Βൈ͚Δ ⾢ ίϯςφΛఀࢭ ⾢ ίϯςφΛ࡟আ
26. Appendix mainnetͱtestnetͰಈ͔͢ํ๏(bitcoin core v0.18.99 ͷྫ) ࠓճ͸regtestͰૢ࡞Λߦ͍·͕ͨ͠ɺ͜ͷ؀ڥͰଞͷnet΋ಈ͔͢͜ͱ͕Ͱ͖·͢ɻ ͦΕͧΕɺ~/.bitcoin/bitcoin.conf ΛҎԼͷΑ͏ʹฤू͠ɺBitcoindΛىಈ͠·͢ɻ Main net testnet rpcuser=bitcoinuser rpcpassword=bitcoinpassword testnet=3 txindex=1 server=1 rpcuser=bitcoinuser rpcpassword=bitcoinpassword txindex=1 server=1 ※BitcoindͷىಈޙʹϒϩοΫ৘ใͷμ΢ϯϩʔυ͕ ɹ࢝·Γ·͕͢ɺtestnetͰ͋Ε͹20GBऑɺ ɹmainnetͰ͋Ε͹200GB௒ͷσΟεΫ༰ྔΛ ɹඞཁͱ͢ΔͨΊ͝஫ҙ͍ͩ͘͞ɻ ɹ·ͨɺμ΢ϯϩʔυʹ΋૬Ԡͷ͕͔͔࣌ؒΓ·͢ɻɹ ɹ ɹptarmd͸ϒϩοΫ৘ใͷμ΢ϯϩʔυ׬ྃޙʹ ɹߦ͍ͬͯͩ͘͞ɻ ~/ptarmigan/install/new_node.shͰ৽ͨʹϊʔυΛ࡞੒͠ɺσΟϨΫτϦΛҠಈ͢Δ $ ptarmd --network=testnet/mainnet ҎԼͷίϚϯυΛ࣮ߦ͢Δ(testnetͱmainnetͰಡΈସ͑Δ)
27. Appendix ࢀߟهࣄ https://medium.com/nayuta-inc/ptarmigan%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E3%81%BF%E3%82%88%E3%81%86-1-c713115f9442 https://medium.com/nayuta-inc/ptarmigan%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E3%81%BF%E3%82%88%E3%81%86-2-3cbd9150b9b6 PtarmiganΛ࢖ͬͯΈΑ͏(1) PtarmiganΛ࢖ͬͯΈΑ͏(2)