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Fabric中集成ca

Fabric中集成ca

作者: 莫名FCJ | 来源:发表于2017-10-19 17:29 被阅读128次

    进入测试目录

    cd $GOPATH/src/github.com/hyperledger/fabric/examples/e2e_cli

    docker-compose-cli.yaml为org1添加ca容器

    ca0: 
      image: hyperledger/fabric-ca 
      environment: 
        - FABRIC_CA_HOME=/etc/hyperledger/fabric-ca-server 
        - FABRIC_CA_SERVER_CA_NAME=ca0 
        - FABRIC_CA_SERVER_TLS_ENABLED=false 
      ports: 
        - "7054:7054" 
      command: sh -c 'fabric-ca-server start --ca.certfile /etc/hyperledger/fabric-ca-server-config/ca.org1.example.com-cert.pem --ca.keyfile /etc/hyperledger/fabric-ca-server-config/${PRIVATE_KEY} -b admin:adminpw -d' 
      volumes: 
        - ./crypto-config/peerOrganizations/org1.example.com/ca/:/etc/hyperledger/fabric-ca-server-config 
      container_name: ca0
      
    ca.certfile CA的根证书
    ca.keyfile 给新用户签发证书时的私钥
    -b参数指定了CA Client连接CA Server时使用的用户名密码
    

    修改network_setup.sh脚本带入CA容器启动的参数

    folder="crypto-config/peerOrganizations/org1.example.com/ca" 
    privName="" 
    for file_a in ${folder}/* 
    do 
      temp_file=`basename $file_a`
    
      if [ ${temp_file##*.} != "pem" ];then 
        privName=$temp_file 
      fi 
    done 
    echo $privName
    
    CHANNEL_NAME=$CH_NAME TIMEOUT=$CLI_TIMEOUT docker-compose -f $COMPOSE_FILE up -d 2>&1
    修改为
    CHANNEL_NAME=$CH_NAME TIMEOUT=$CLI_TIMEOUT PRIVATE_KEY=$privName docker-compose -f $COMPOSE_FILE up -d 2>&1
    

    启动fabric网络

    ./network_setup.sh up

    下载并安装Fabric CA Client

    git clone https://github.com/hyperledger/fabric-ca $GOPATH/src/github.com/hyperledger/fabric-ca
    cd $GOPATH/src/github.com/hyperledger/fabric-ca
    make all
    cp -f bin/* $GOPATH/bin/

    注册认证管理员

    export FABRIC_CA_CLIENT_HOME=$HOME/ca && fabric-ca-client enroll -u http://admin:adminpw@localhost:7054
    $HOME/ca目录下会创建fabric-ca-client-config.yaml文件和一个msp文件夹

    注册新用户

    fabric-ca-client register --id.name devin --id.type user --id.affiliation org1.department1 --id.attrs 'hf.Revoker=true,foo=bar'
    2017/10/19 16:44:57 [INFO] User provided config file: /root/ca/fabric-ca-client-config.yaml
    2017/10/19 16:44:57 [INFO] Configuration file location: /root/ca/fabric-ca-client-config.yaml
    Password: vpjiGEcqJUHN

    用密码vpjiGEcqJUHN为用户devin生成私钥和证书

    fabric-ca-client enroll -u http://devin:vpjiGEcqJUHN@localhost:7054 -M $FABRIC_CA_CLIENT_HOME/devinmsp

    拷贝新用户私钥和证书

    cd $GOPATH/src/github.com/hyperledger/fabric/examples/e2e_cli/crypto-config/peerOrganizations/org1.example.com/users
    mkdir devin
    cp -rf ~/ca/devinmsp devin/msp

    mkdir devin/msp/admincerts
    cp devin/msp/signcerts/cert.pem devin/msp/admincerts/

    创建测试链码用于验证用户

    cd $GOPATH/src/github.com/hyperledger/fabric/examples/chaincode/go/
    mkdir test1 && cd test1/
    vim test1.go

    package main
    
    import (
        "bytes"
        "crypto/x509"
        "encoding/pem"
        "fmt"
        "github.com/hyperledger/fabric/core/chaincode/shim"
        pb "github.com/hyperledger/fabric/protos/peer"
    )
    
    type SimpleChaincode struct {
    }
    
    func (t *SimpleChaincode) Init(stub shim.ChaincodeStubInterface) pb.Response {
        return shim.Success(nil)
    }
    
    func (t *SimpleChaincode) Invoke(stub shim.ChaincodeStubInterface) pb.Response {
        function, args := stub.GetFunctionAndParameters()
        fmt.Println("invoke is running " + function)
        if function == "cert" {
            return t.testCertificate(stub, args)
        }
    
        return shim.Error("Received unknown function invocation")
    }
    
    func (t *SimpleChaincode) testCertificate(stub shim.ChaincodeStubInterface, args []string) pb.Response {
        creatorByte, _ := stub.GetCreator()
        certStart := bytes.IndexAny(creatorByte, "-----")
        if certStart == -1 {
            fmt.Errorf("No certificate found")
        }
    
        certText := creatorByte[certStart:]
        bl, _ := pem.Decode(certText)
        if bl == nil {
            fmt.Errorf("Could not decode the PEM structure")
        }
        fmt.Println(string(certText))
    
        cert, err := x509.ParseCertificate(bl.Bytes)
        if err != nil {
            fmt.Errorf("ParseCertificate failed")
        }
        fmt.Println(cert)
    
        uname := cert.Subject.CommonName
        fmt.Println("Name" + uname)
    
        return shim.Success([]byte("Called testCertificate " + uname))
    }
    
    func main() {
        err := shim.Start(new(SimpleChaincode))
        if err != nil {
            fmt.Printf("Error starting SimpleChaincode: %s", err)
        }
    }
    

    进入cli安装并执行链码

    docker exec -it cli bash

    peer chaincode install -n test1 -v 1.0 -p github.com/hyperledger/fabric/examples/chaincode/go/test1
    ORDERER_CA=/opt/gopath/src/github.com/hyperledger/fabric/peer/crypto/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem
    peer chaincode instantiate -o orderer.example.com:7050 --tls true --cafile $ORDERER_CA -C mychannel -n test1 -v 1.0 -c '{"Args":[]}'
    peer chaincode query -C mychannel -n test1 -c '{"Args":["cert"]}'

    Query Result: Called testCertificate Admin@org1.example.com

    验证新用户

    仍旧在cli中执行
    CORE_PEER_MSPCONFIGPATH=/opt/gopath/src/github.com/hyperledger/fabric/peer/crypto/peerOrganizations/org1.example.com/users/devin/msp
    peer chaincode query -C mychannel -n test1 -c '{"Args":["cert"]}'

    Query Result: Called testCertificate devin

    参考文档

    Fabric CA环境的集成
    http://www.cnblogs.com/studyzy/p/7482451.html

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