Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Swarm: The distributed storage platform
Search
Keisuke Mori
August 17, 2018
Technology
1
800
Swarm: The distributed storage platform
Hi-Ether Meetup Fukuoka #7
https://techplay.jp/event/686209
Keisuke Mori
August 17, 2018
Tweet
Share
More Decks by Keisuke Mori
See All by Keisuke Mori
AWSを使う上で意識しておきたい、クラウドセキュリティ超入門(駆け足版)
kkmory
1
410
[JAWS-SG#02] 個人開発やハッカソンで役立つ、便利APIのつくりかた
kkmory
0
150
rubyonjets_with_aws_for_research
kkmory
0
580
AWSで動画変換&配信基盤を作った話
kkmory
0
250
Slackであそぼ!!
kkmory
0
130
Git-study-Hackz-treasure
kkmory
1
270
飯塚ブロックチェーン勉強会 #1
kkmory
0
140
Kindai_Blockchain_study01
kkmory
0
260
Other Decks in Technology
See All in Technology
Function calling機能をPLaMo2に実装するには / PFN LLMセミナー
pfn
PRO
0
920
【新卒研修資料】LLM・生成AI研修 / Large Language Model・Generative AI
brainpadpr
23
17k
FastAPIの魔法をgRPC/Connect RPCへ
monotaro
PRO
1
730
いまさら聞けない ABテスト入門
skmr2348
1
200
Where will it converge?
ibknadedeji
0
180
"複雑なデータ処理 × 静的サイト" を両立させる、楽をするRails運用 / A low-effort Rails workflow that combines “Complex Data Processing × Static Sites”
hogelog
3
1.9k
SwiftUIのGeometryReaderとScrollViewを基礎から応用まで学び直す:設計と活用事例
fumiyasac0921
0
140
AI駆動開発を推進するためにサービス開発チームで 取り組んでいること
noayaoshiro
0
160
多様な事業ドメインのクリエイターへ 価値を届けるための営みについて
massyuu
0
110
成長自己責任時代のあるきかた/How to navigate the era of personal responsibility for growth
kwappa
3
270
Escaping_the_Kraken_-_October_2025.pdf
mdalmijn
0
130
SoccerNet GSRの紹介と技術応用:選手視点映像を提供するサッカー作戦盤ツール
mixi_engineers
PRO
1
170
Featured
See All Featured
Put a Button on it: Removing Barriers to Going Fast.
kastner
60
4k
RailsConf 2023
tenderlove
30
1.2k
StorybookのUI Testing Handbookを読んだ
zakiyama
31
6.2k
Building Better People: How to give real-time feedback that sticks.
wjessup
368
20k
Large-scale JavaScript Application Architecture
addyosmani
514
110k
Testing 201, or: Great Expectations
jmmastey
45
7.7k
Designing Dashboards & Data Visualisations in Web Apps
destraynor
231
53k
Fireside Chat
paigeccino
40
3.7k
Fight the Zombie Pattern Library - RWD Summit 2016
marcelosomers
234
17k
The Language of Interfaces
destraynor
162
25k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
9
960
BBQ
matthewcrist
89
9.8k
Transcript
Swarm The distributed storage platform Hi-Ether Meetup Fukuoka #7
͡Ίʹ
ܒี!LNPSSSSZ ۙـେֶ࢈ۀཧֶ෦# $JSDVMBUJPO5FDIOPMPHZ-BC 4NBSU$POUSBDU 4FSWFSTJEF3BJMT (P 1)1
࿑ಇͷղܾΛࢦͯ͠ɺऔΓΜͰ͍͖·͢
ͯ͞ɺࢄετϨʔδͷΛ
ࢄετϨʔδΓ͍ͨͰ͢ΑͶʁ
11Ͱଓ͞Εͨϊʔυ্ͰϑΝΠϧΛڞ༗ 11ωοτϫʔΫʹΞοϓϩʔυ͞ΕͨϑΝΠϧΛஅยԽ͠ɺ֤ϊʔυʹ ࢄͯ͠ஔ͢Δ͜ͱͰোੑΛߴΊΔˠ୯Ұোͷ͕ͳ͍ ωοτϫʔΫ্ͷϊʔυ͕Մಈ͠ଓ͚ΔݶΓɺϑΝΠϧγεςϜΛఏڙ͠ ଓ͚Δ͜ͱ͕Ͱ͖Δ -FHBDZɿ8JOOZ #JU5PSSFOU .PEFSOɿ*1'4
4XBSN 4UPSK 4JB 'JMFDPJOʜ ࢄϑΝΠϧγεςϜ
*OUFS1MBOFUBSZ'JMF4ZTUFN 11ωοτϫʔΫ্Ͱಈ࡞͢ΔϋΠύʔϝσΟΞϓϩτίϧ ίϯςϯπࢦ ɹʔ888ͷΑ͏ͳϩέʔγϣϯࢦͰͳ͍ ɹɹ&YFYBNQMFDPNIPHFGVHBIUNM ɹʔॴͰͳ͘ɺίϯςϯπͷ༰Λࢦఆͯ͠ΞΫηε͢Δ ɹɹίϯςϯπͷϋογϡΛίϯςϯπ*%ͱͯ͠ར༻ ɹɹίϯςϯπͷϋογϡΛࢦఆ͠ɺͦͷίϯςϯπ͕͋Δʮॴʯࢦఆ͠ͳ͍
ɹɹෛՙࢄɺোੑɺݕӾੑɺվળੑ *1'4
4XBSN
&UIFSFVNͷϓϩτίϧΛͬͨࢄετϨʔδϓϥοτϑΥʔϜ 1SPPGPG$PODFQUWFS͕։ൃத 4XBSN
ɾ&UIFSFVNXFCTUBDLͷͭ ɾίϯςϯπࢦ ɾಛఆͷαʔόʔͰϗετ͞Εͳ͍ ɾେ͖ͳσʔλ$IVOLͱׂͯͯ͠͠อଘ ɾθϩఀࢭ࣌ؒɺෛՙࢄɺোੑɺݕӾੑɺվળੑ ɾ&/4ʹΑΔυϝΠϯղܾ ɾӬٱʹόʔδϣϯཧ͞Εͨίϯςϯπ 4XBSN֓ཁ
͘ଊ͑Δͱ΄΅ಉ͡ͷͱଊ͑ͯྑ͍͕ɺͱ͜ΖͲ͜Ζҧ͏ ͲͪΒ։ൃ్தʢ1P$ʣ *1'4ͱ4XBSN *1'4 4XBSN 11ϥΠϒϥϦ MJCQQ EFWQQ
໊લղܾ *1/4 &/4 ϒϥδϯά HBUFXBZJQGTJPYYY MPDBMIPTUC[[YYY ΠϯηϯςΟϒ ʔ 1P$ͰՃ༧ఆ *1'4ͱ4XBSNͷओͳ૬ҧ
4XBSNͷετϨʔδ୯ҐͰ͋ΔɺαΠζ͕ݶఆ͞Εͨσʔλɻ ωοτϫʔΫDIVOLΛೝࣝ͠ɺϑΝΠϧίϨΫγϣϯͷ֓೦ Λ࣋ͨͳ͍ɻDIVOL,#ɻ ߏ DIVOL SFGFSFODF ίϯςϯπʹ༩͞ΕΔҰҙͷࣝผࢠɻ ඇ҉߸ԽɿIFYCZUFͰγϦΞϥΠζ͞ΕͨCZUFͷϋογϡ
҉߸ԽɹɿίϯςϯπΞυϨε CZUF ʴ෮߸Խݤ CZUF NBOJGFTU ϑΝΠϧίϨΫγϣϯΛهड़͢Δσʔλߏɻ σΟϨΫτϦ͝ͱΞοϓϩʔυ͢Δ࣌ʢ&Y8FCϖʔδʣʹɺ ϑΝΠϧͷϚοϐϯάΛఆ͍ٛͯ͠Δ
ಉҰσΟϨΫτϦͷ'JMFUYU 'JMFUYU 'JMFUYUΛΞοϓϩʔυ ϑΝΠϧΞΫηεʢC[[ʣ MPDBMIPTUC[[IBTIYYYYYYYYYY'JMFUYU MPDBMIPTUC[[FYBNQMFFUI'JMFUYU σΟϨΫτϦͷϑΝΠϧҰཡʢC[[MJTUʣ MPDBMIPTUC[[MJTUIBTIYYYYYYYɹ
.BOJGFTUϑΝΠϧΛऔಘʢC[[SBXʣ MPDBMIPTUC[[SBXIBTIYYYYYYYɹ ϑΝΠϧΞΫηε
4XBSN"DDPVOUJOH1SPUPDPM શൠతͳΠϯηϯςΟϒཧ 4XBSNͷΠϯηϯςΟϒγεςϜͷίΞͱͳΔ ΠϯηϯςΟϒγεςϜʢ1P$ʣ 48"1 48&"3 4FDVSF8BZTPG&OTVSJOH"3DIJWBM $IVOL͕ͪΌΜͱอ࣋͞Ε͍ͯΔ͔Ͳ͏͔ɺ$IVOLͷ࣭Λ୲อ
48&"3ʹอূۚΛΤεΫϩʔͯ͠ΠϯηϯςΟϒΛड͚Δ 48*/%-& 4FDVSFE8JUI*/TVSBODF%FQPTJU-JUJHBUJPOBOE&TDSPX 48&"3Ͱక݁͞ΕͨίϯτϥΫτΛࢹ͠ɺΤεΫϩʔͨ͠อূۚ Λཧ͠ɺҧऀʹേଇΛ༩͑Δ
ࢀর࣮7FSTJPOY ͱΓ͋͑ͣ͞ΘͬͯΈΔ go get github.com/ethereum/go-ethereumgo cd $GOPATH/src/github.com/ethereum/go-ethereum/cmd install
./geth install ./swarm HPFUIFSFVNʹ࣮ࡁ geth account new geth --syncmode=light swarm --bzzaccount <your-account-here> ΒͤͯΈΔ
ͱΓ͋͑ͣ͞ΘͬͯΈΔ $ cd /Users/keisuke/go/swarm $ ls > File_1.txt
File_2.txt File_3.txt $ swarm --recursive up /Users/keisuke/go/swarm > c930e0ada49614c5465334923b9b8ab9a0d8ebe0d35bfaf0044dbc3ac9178f06 σΟϨΫτϦ͝ͱΞοϓϩʔυ $ swarm ls c930e0ada49614c5465334923b9b8ab9a0d8ebe0d35bfaf0044dbc3ac9178f06 > HASH CONTENT TYPE PATH 4c24fcac7c18851a5dd6a6a12fbdb7e9f7b634751d3a992c4bb15e27fe16ba45 text/plain; charset=utf-8 File_1.txt 4c24fcac7c18851a5dd6a6a12fbdb7e9f7b634751d3a992c4bb15e27fe16ba45 text/plain; charset=utf-8 File_2.txt d9403cc2dd48592d93dde0e5e296328c303206130f28f9822a0c89f35ddfe5e6 text/plain; charset=utf-8 File_3.txt Ξοϓϩʔυ͞Εͨ͜ͱΛ֬ೝ
:":
144 11ϝοηʔδϯάγεςϜ .VUBCJMJUZ &/4Λ௨ͯ͡ίϯςϯπΛมߋՄೳʹ '64&TVQQPSU 4XBSNσʔλΛϩʔΧϧϑΝΠϧγεςϜʹ౷߹ʢ-JOVY .BDʣ 1P$
IUUQTHJUIVCDPNPSHTFUIFSTQIFSFQSPKFDUT ϩʔυϚοϓ
ͳʹ͔࡞ͬͯΈ͍ͨͰ͢ΑͶ
͓ΘΓʹ
ֶੜϒϩοΫνΣʔϯΤϯδχΞ ૿ͨ͘͠ͳ͍ʁ
-*/&άϧʔϓlz͡Ί·ͨ͠ɻ
ίϛϡχςΟͭ͘Γͨ͘ͳ͍ʁ
ͭ͘Γ·͠ΐ͏ʂ
͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠