教程 - Commercial Paper

0. 清除历史

$ sudo docker rm -f $(sudo docker ps -aq)
$ sudo docker rmi -f $(sudo docker images | grep papercontract | awk '{print $3}')

1. 创建网络

$ cd fabric-samples/basic-network
$ sudo ./start.sh

$ sudo docker ps
CONTAINER ID        IMAGE                        COMMAND                  CREATED              STATUS              PORTS                                            NAMES
ada3d078989b        hyperledger/fabric-peer      "peer node start"        About a minute ago   Up About a minute   0.0.0.0:7051->7051/tcp, 0.0.0.0:7053->7053/tcp   peer0.org1.example.com
1fa1fd107bfb        hyperledger/fabric-orderer   "orderer"                About a minute ago   Up About a minute   0.0.0.0:7050->7050/tcp                           orderer.example.com
53fe614274f7        hyperledger/fabric-couchdb   "tini -- /docker-ent…"   About a minute ago   Up About a minute   4369/tcp, 9100/tcp, 0.0.0.0:5984->5984/tcp       couchdb
469201085a20        hyperledger/fabric-ca        "sh -c 'fabric-ca-se…"   About a minute ago   Up About a minute   0.0.0.0:7054->7054/tcp                           ca.example.com

$ sudo docker network inspect net_basic

    {
        "Name": "net_basic",
        "Id": "62e9d37d00a0eda6c6301a76022c695f8e01258edaba6f65e876166164466ee5",
        "Created": "2018-11-07T13:46:30.4992927Z",
        "Containers": {
            "1fa1fd107bfbe61522e4a26a57c2178d82b2918d5d423e7ee626c79b8a233624": {
                "Name": "orderer.example.com",
                "IPv4Address": "172.20.0.4/16",
            },
            "469201085a20b6a8f476d1ac993abce3103e59e3a23b9125032b77b02b715f2c": {
                "Name": "ca.example.com",
                "IPv4Address": "172.20.0.2/16",
            },
            "53fe614274f7a40392210f980b53b421e242484dd3deac52bbfe49cb636ce720": {
                "Name": "couchdb",
                "IPv4Address": "172.20.0.3/16",
            },
            "ada3d078989b568c6e060fa7bf62301b4bf55bed8ac1c938d514c81c42d8727a": {
                "Name": "peer0.org1.example.com",
                "IPv4Address": "172.20.0.5/16",
            }
        },
        "Labels": {}
    }

2. Working as MagnetoCorp

打开新窗口。

(magnetocorp admin)$ cd commercial-paper/organization/magnetocorp/configuration/cli/
(magnetocorp admin)$ sudo ./monitordocker.sh net_basic

(magnetocorp admin)$ sudo ./monitordocker.sh net_basic <port_number>

打开新窗口。

(magnetocorp admin)$ cd commercial-paper/organization/magnetocorp/configuration/cli/
(magnetocorp admin)$ sudo docker-compose -f docker-compose.yml up -d cliMagnetoCorp

(magnetocorp admin)$ sudo docker ps

CONTAINER ID        IMAGE                        COMMAND                  CREATED              STATUS              PORTS                                            NAMES
562a88b25149        hyperledger/fabric-tools     "/bin/bash"              About a minute ago   Up About a minute                                                    cliMagnetoCorp
b7f3586e5d02        gliderlabs/logspout          "/bin/logspout"          7 minutes ago        Up 7 minutes        127.0.0.1:8000->80/tcp                           logspout
ada3d078989b        hyperledger/fabric-peer      "peer node start"        29 minutes ago       Up 29 minutes       0.0.0.0:7051->7051/tcp, 0.0.0.0:7053->7053/tcp   peer0.org1.example.com
1fa1fd107bfb        hyperledger/fabric-orderer   "orderer"                29 minutes ago       Up 29 minutes       0.0.0.0:7050->7050/tcp                           orderer.example.com
53fe614274f7        hyperledger/fabric-couchdb   "tini -- /docker-ent…"   29 minutes ago       Up 29 minutes       4369/tcp, 9100/tcp, 0.0.0.0:5984->5984/tcp       couchdb
469201085a20        hyperledger/fabric-ca        "sh -c 'fabric-ca-se…"   29 minutes ago       Up 29 minutes       0.0.0.0:7054->7054/tcp                           ca.example.com

3. Smart contract

打开新窗口。

(magnetocorp developer)$ cd commercial-paper/organization/magnetocorp/contract
(magnetocorp developer)$ ls
index.js  ledger-api  lib  package.json  package-lock.json  test

4. Install contract

(magnetocorp admin)$ sudo docker exec cliMagnetoCorp peer chaincode install -n papercontract -v 0 -p /opt/gopath/src/github.com/contract -l node

5. Instantiate contract

(magnetocorp admin)$ sudo docker exec cliMagnetoCorp peer chaincode instantiate -n papercontract -v 0 -l node -c '{"Args":["org.papernet.commercialpaper:instantiate"]}' -C mychannel -P "AND ('Org1MSP.member')"

(magnetocorp admin)$ sudo docker ps

CONTAINER ID        IMAGE                                              COMMAND                  CREATED             STATUS              PORTS          NAMES
4fac1b91bfda        dev-peer0.org1.example.com-papercontract-0-d96...  "/bin/sh -c 'cd /usr…"   2 minutes ago       Up 2 minutes                       dev-peer0.org1.example.com-papercontract-0

6. Application structure

打开一个新窗口。

(magnetocorp user)$ cd commercial-paper/organization/magnetocorp/application/
(magnetocorp user)$ ls
addToWallet.js      issue.js        package.json

7. Application dependencies

(magnetocorp user)$ npm install

8. Wallet

(isabella)$ node addToWallet.js

done

(isabella)$ ls ../identity/user/isabella/wallet/

User1@org1.example.com

(isabella)$ ls ../identity/user/isabella/wallet/User1@org1.example.com

User1@org1.example.com      c75bd6911a...-priv      c75bd6911a...-pub

9. Issue application

(isabella)$ node issue.js

Connect to Fabric gateway.
Use network channel: mychannel.
Use org.papernet.commercialpaper smart contract.
Submit commercial paper issue transaction.
Process issue transaction response.
MagnetoCorp commercial paper : 00001 successfully issued for value 5000000
Transaction complete.
Disconnect from Fabric gateway.
Issue program complete.

10. Working as DigiBank

打开新窗口。

(digibank admin)$ cd commercial-paper/organization/digibank/configuration/cli/
(digibank admin)$ sudo docker-compose -f docker-compose.yml up -d cliDigiBank

(...)
Creating cliDigiBank ... done

CONTAINER ID        IMAGE                            COMMAND                  CREATED             STATUS              PORT         NAMES
858c2d2961d4        hyperledger/fabric-tools         "/bin/bash"              18 seconds ago      Up 18 seconds                    cliDigiBank

11. Digibank applications

打开新窗口。

(balaji)$ cd commercial-paper/organization/digibank/application/
(balaji)$ ls

addToWallet.js  buy.js  package.json  package-lock.json  redeem.js

12. Run as DigiBank

打开新窗口。

(digibank admin)$ cd commercial-paper/organization/digibank/application/
(digibank admin)$ npm install

(            ) extract:lodash: sill extract ansi-styles@3.2.1
(...)
added 738 packages in 46.701s

打开新窗口。

(balaji)$ node addToWallet.js

done

13. Buy application

(balaji)$ node buy.js

Connect to Fabric gateway.
Use network channel: mychannel.
Use org.papernet.commercialpaper smart contract.
Submit commercial paper buy transaction.
Process buy transaction response.
MagnetoCorp commercial paper : 00001 successfully purchased by DigiBank
Transaction complete.
Disconnect from Fabric gateway.
Buy program complete.

14. Redeem application

(balaji)$ node redeem.js

Connect to Fabric gateway.
Use network channel: mychannel.
Use org.papernet.commercialpaper smart contract.
Submit commercial paper redeem transaction.
Process redeem transaction response.
MagnetoCorp commercial paper : 00001 successfully redeemed with MagnetoCorp
Transaction complete.
Disconnect from Fabric gateway.
Redeem program complete.

Reference

• Docs » Tutorials » Commercial paper tutorial, https://hyperledger-fabric.readthedocs.io/en/release-1.4/tutorial/commercial_paper.html

项目源代码

项目源代码会逐步上传到 Github，地址为 https://github.com/windstamp。

Contributor

1. Windstamp, https://github.com/windstamp