- node、npm 、gulpをインストールする。
$ apt-get install build-essential libssl-dev
$ curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.32.1/install.sh | bash
$ . ~/.profile
$ nvm install 6.9.5
$ node -v
v6.9.5
$ npm -v
3.10.10
$ npm install -g gulp
$ gulp -v
[00:52:30] CLI version 3.9.1 - β版のソース一式をダウンロードする。
$ git clone -b v1.0.0-beta https://github.com/hyperledger/fabric-sdk-node.git - 必要なパッケージをインストールする。
$ cd fabric-sdk-node/examples/balance-transfer/
$ sudo npm install - 付属のDocker-compose.yamlを使って、必要なDockerイメージをダウンロードする。
$ docker-compose -f artifacts/docker-compose.yaml pull - 別のターミナル端末を起動し、RESTサービスを起動する。
$ cd fabric-sdk-node/examples/balance-transfer
$ sudo ./runApp.sh
起動途中で以下のエラーが発生した。
■エラー内容①
7357 verbose stack Error: grpc@1.2.4 install: `node-pre-gyp install --fallback-to-build`
その場合は、以下のコマンドを実行してトライしてみる。
$ sudo npm install -g @google-cloud/functions-emulator
<参考>
https://github.com/GoogleCloudPlatform/cloud-functions-emulator/issues/107
■エラー内容②
Error: Cannot find module '/root/fabric-sdk-node/examples/balance-transfer/node_modules/grpc/src/node/extension_binary/grpc_node.node'
上記のエラーがでた場合は、いったんリビルドをする。
$ sudo npm rebuild
以上でセットアップは完了。
実際にREST APIを呼び出してみる。
$ curl -s -X POST http://localhost:4000/users -H "content-type: application/x-www-form-urlencoded" -d 'username=Jim&orgName=org1'
{"success":true,"secret":"WVjrlkvYHDnw","message":"Jim enrolled Successfully","token":"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0OTc2NTQzMzIsInVzZXJuYW1lIjoiSmltIiwib3JnTmFtZSI6Im9yZzEiLCJpYXQiOjE0OTc2MTgzMzJ9.If05JN4VdqqcOU4rr_0FhuP6ppPcm7xRMJvFrQp9u1A"}
HTTP応答レスポンスにトークンが含まれる(赤色箇所）。
以降の操作では、このトークンをヘッダに含める。
■チャネルの作成
$ curl -s -X POST \
http://localhost:4000/channels \
-H "authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0OTQ4NjU1OTEsInVzZXJuYW1lIjoiSmltIiwib3JnTmFtZSI6Im9yZzEiLCJpYXQiOjE0OTQ4NjE5OTF9.yWaJhFDuTvMQRaZIqg20Is5t-JJ_1BP58yrNLOKxtNI" \
-H "content-type: application/json" \
-d '{
"channelName":"mychannel",
"channelConfigPath":"../artifacts/channel/mychannel.tx"
}'
{"success":true,"message":"Channel 'mychannel' created Successfully"}
■チャネルへのPeerの追加
$ curl -s -X POST http://localhost:4000/channels/mychannel/peers -H "authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0OTc2NTQzMzIsInVzZXJuYW1lIjoiSmltIiwib3JnTmFtZSI6Im9yZzEiLCJpYXQiOjE0OTc2MTgzMzJ9.If05JN4VdqqcOU4rr_0FhuP6ppPcm7xRMJvFrQp9u1A" -H "content-type: application/json" -d '{"peer
s": ["localhost:7051","localhost:7056"]}'
{"success":true,"message":"Successfully joined peers in organization org1 to the channel 'mychannel'"}
■チェーンコードのインストール
$curl -s -X POST \
http://localhost:4000/chaincodes \
-H "authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0OTc2NTQzMzIsInVzZXJuYW1lIjoiSmltIiwib3JnTmFtZSI6Im9yZzEiLCJpYXQiOjE0OTc2MTgzMzJ9.If05JN4VdqqcOU4rr_0FhuP6ppPcm7xRMJvFrQp9u1A" \
-H "content-type: application/json" \
-d '{"peers": ["localhost:7051","localhost:7056"],"chaincodeName":"mycc","chaincodePath":"github.com/example_cc","chaincodeVersion":"v0"}'
Successfully Installed chaincode on organization org1root
■チェーンコードのイニシエイト
$ curl -s -X POST http://localhost:4000/channels/mychannel/chaincodes -H "authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0OTc2NTQzMzIsInVzZXJuYW1lIjoiSmltIiwib3JnTmFtZSI6Im9yZzEiLCJpYXQiOjE0OTc2MTgzMzJ9.If05JN4VdqqcOU4rr_0FhuP6ppPcm7xRMJvFrQp9u1A" -H "content-type: application/json" -d '{"peers": ["localhost:7051"],"chaincodeName":"mycc","chaincodeVersion":"v0","functionName":"init","args":["a","100","b","200"]}'
Chaincode Instantiateion is SUCCESS'
■チェーンコードのINVOKE
$ curl -s -X POST \
http://localhost:4000/channels/mychannel/chaincodes/mycc \
-H "authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0OTc2NTQzMzIsInVzZXJuYW1lIjoiSmltIiwib3JnTmFtZSI6Im9yZzEiLCJpYXQiOjE0OTc2MTgzMzJ9.If05JN4VdqqcOU4rr_0FhuP6ppPcm7xRMJvFrQp9u1A" \
-H "content-type: application/json" \
-d '{"peers": ["localhost:7051", "localhost:7056"],"fcn":"invoke","args":["move","a","b","10"]}'
b3e514c0e13e55adcd32525a955dc684fae9857f177c6977164c0d6d24bd1d65
■チェーンコードのQuery
$ curl -s -X GET \
"http://localhost:4000/channels/mychannel/chaincodes/mycc?peer=peer1&args=%5B%22query%22%2C%22a%22%5D" \
-H "authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0OTc2NTQzMzIsInVzZXJuYW1lIjoiSmltIiwib3JnTmFtZSI6Im9yZzEiLCJpYXQiOjE0OTc2MTgzMzJ9.If05JN4VdqqcOU4rr_0FhuP6ppPcm7xRMJvFrQp9u1A" \
-H "content-type: application/json"
User b now has 90 after the move
■ブロックチェーン情報の取得
$ curl -s -X GET \
"http://localhost:4000/channels/mychannel?peer=peer1" \
-H "authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0OTc2NTQzMzIsInVzZXJuYW1lIjoiSmltIiwib3JnTmFtZSI6Im9yZzEiLCJpYXQiOjE0OTc2MTgzMzJ9.If05JN4VdqqcOU4rr_0FhuP6ppPcm7xRMJvFrQp9u1A" \
-H "content-type: application/json"
{"height":{"low":3,"high":0,"unsigned":true},"currentBlockHash":{"buffer":{"type":"Buffer","data":[8,3,18,32,238,74,52,185,78,207,197,24,251,103,242,39,149,43,68,78,203,29,98,6,212,199,91,181,66,242,181,26,41,251,254,183,26,32,103,135,106,238,68,1,243,164,59,180,96,123,114,148,65,25,148,216,71,229,31,37,60,207,244,85,206,92,237,33,53,8]},"offset":4,"markedOffset":-1,"limit":36,"littleEndian":true,"noAssert":false},"previousBlockHash":{"buffer":{"type":"Buffer","data":[8,3,18,32,238,74,52,185,78,207,197,24,251,103,242,39,149,43,68,78,203,29,98,6,212,199,91,181,66,242,181,26,41,251,254,183,26,32,103,135,106,238,68,1,243,164,59,180,96,123,114,148,65,25,148,216,71,229,31,37,60,207,244,85,206,92,237,33,53,8]},"offset":38,"markedOffset":-1,"limit":70,"littleEndian":true,"noAssert":false}}
■ブロック情報の取得
＄curl -s -X GET \
"http://localhost:4000/channels/mychannel/blocks/2?peer=peer1" \
-H "authorization: Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE0OTc2NTQzMzIsInVzZXJuYW1lIjoiSmltIiwib3JnTmFtZSI6Im9yZzEiLCJpYXQiOjE0OTc2MTgzMzJ9.If05JN4VdqqcOU4rr_0FhuP6ppPcm7xRMJvFrQp9u1A" \
-H "content-type: application/json"
{"header":{"number":{"low":2,"high":0,"unsigned":true},"previous_hash":"67876aee4401f3a43bb4607b7294411994d847e51f253ccff455ce5ced213508","data_hash":"7f82a6cb269ffce48cf318a880a75afb2d85d41b4ef3ab9b7eab92c180c78465"},"data":{"data":[{"signature":{"type":"Buffer","data":[48,68,2,32,60,157,40,51,123,55,4,182,68,132,218,122,141,74,117,54,8,49,117,25,248,64,128,89,210,108,219,12,145,54,25,128,2,32,93,50,247,22,170,72,137,21,57,103,217,212,174,121,149,9,159,19,223,255,244,190,252,47,228,47,148,54,71,85,46,190]},"payload":{"header":{"channel_header":{"type":"ENDORSER_TRANSACTION","version":3,"timestamp":"Fri Jun 16 2017 22:27:22 GMT+0900 (JST)","channel_id":"mychannel","tx_id":"b3e514c0e13e55adcd32525a955dc684fae9857f177c6977164c0d6d24bd1d65","epoch":0,"extension":{"type":"Buffer","data":[18,6,18,4,109,121,99,99]}},"signature_header":{"creator":{"Mspid":"Org1MSP","IdBytes":"-----BEGIN CERTIFICATE-----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\nfka8oLlP5qPeefBKW8CruV1Rzg==\n-----END CERTIFICATE-----\n"},"nonce":{"type":"Buffer","data":[162,94,185,37,84,27,79,1,97,219,219,180,254,64,132,36,90,229,28,126,139,36,11,14]}}},"data":{"actions":[{"header":{"creator":{"Mspid":"Org1MSP","IdBytes":"-----BEGIN CERTIFICATE-----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\nfka8oLlP5qPeefBKW8CruV1Rzg==\n-----END CERTIFICATE-----\n"},"nonce":{"type":"Buffer","data":[162,94,185,37,84,27,79,1,97,219,219,180,254,64,132,36,90,229,28,126,139,36,11,14]}},"payload":{"chaincode_proposal_payload":{"input":"\n$\b\u0001\u0012\u0006\u0012\u0004mycc\u001a\u0018\n\u0006invoke\n\u0004move\n\u0001a\n\u0001b\n\u000210"},"action":{"proposal_response_payload":{"proposal_hash":"b07d7721b74f5e0ad948648c514797e395b9cf53a9bc56d3dd5f397ec01fa1ed","extension":{"results":{"data_model":0,"ns_rwset":[{"namespace":"lscc","rwset":{"reads":[{"key":"mycc","version":{"block_num":{"low":1,"high":0,"unsigned":true},"tx_num":{"low":0,"high":0,"unsigned":true}}}],"range_queries_info":[],"writes":[]}},{"namespace":"mycc","rwset":{"reads":[{"key":"a","version":{"block_num":{"low":1,"high":0,"unsigned":true},"tx_num":{"low":0,"high":0,"unsigned":true}}},{"key":"b","version":{"block_num":{"low":1,"high":0,"unsigned":true},"tx_num":{"low":0,"high":0,"unsigned":true}}}],"range_queries_info":[],"writes":[{"key":"a","is_delete":false,"value":"90"},{"key":"b","is_delete":false,"value":"210"}]}}]},"events":{"chaincode_id":"","tx_id":"","event_name":"","payload":{"type":"Buffer","data":[]}},"response":{"status":200,"message":"","payload":""}}},"endorsements":[{"endorser":{"Mspid":"Org1MSP","IdBytes":"-----BEGIN -----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\ny2MGqiWbH8EV/J3viNR25QL8yniybnfdCGrJKZWy\n-----END -----\n"},"signature":{"type":"Buffer","data":[48,68,2,32,1,214,86,206,84,180,130,208,63,161,245,73,165,182,182,133,11,5,217,95,157,252,81,75,132,145,31,96,167,113,147,198,2,32,96,251,10,164,122,252,80,205,32,214,85,249,233,160,133,62,68,47,130,82,206,168,3,44,164,38,68,183,82,73,232,33]}},{"endorser":{"Mspid":"Org1MSP","IdBytes":"-----BEGIN -----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\ndjbzrCMPYOUHxLMJ94gXIpKgE3ReHec1fCBcsty7\n-----END -----\n"},"signature":{"type":"Buffer","data":[48,69,2,33,0,179,53,0,99,27,119,155,180,132,240,15,64,4,1,169,166,234,22,27,66,97,167,13,140,57,123,118,170,178,213,117,55,2,32,8,251,185,112,243,125,30,245,236,167,153,254,58,106,137,165,249,191,160,217,77,110,219,108,33,3,144,49,143,81,71,42]}}]}}}]}}}]},"metadata":{"metadata":[{"value":"","signatures":[{"signature_header":{"creator":{"Mspid":"OrdererMSP","IdBytes":"-----BEGIN -----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\n3UbaTPHBRgfC9n1ikfF4jHA=\n-----END -----\n"},"nonce":{"type":"Buffer","data":[55,114,35,43,55,236,240,19,29,148,206,31,37,186,133,193,185,113,21,111,220,13,245,114]}},"signature":{"type":"Buffer","data":[48,68,2,32,100,57,88,147,254,14,203,244,186,35,180,73,41,65,188,19,111,217,239,167,180,38,49,172,82,203,250,251,198,36,15,106,2,32,125,121,136,118,156,56,132,60,100,76,232,215,5,247,105,147,216,87,105,55,216,182,209,233,211,182,6,109,160,31,83,124]}}]},{"value":{"index":{"low":0,"high":0,"unsigned":true}},"signatures":[{"signature_header":{"creator":{"Mspid":"OrdererMSP","IdBytes":"-----BEGIN 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１トランザクションを含んだブロックのデータサイズが予想以上に大きい。。。
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