1,Fabric的程序模块组成
Fabric不是一个单独的程序而是由一组模块组成,这些模块中的每一个都是一个可独立运行的可执行文件。
(1)peer 主节点模块,负责存储区块链数据,运行维护链码;
(2)orderer 负责对交易进行排序,并将排好序的交易打包成区块;
(3)cryptogen 组织和证书生成模块;
(4)configtxgen 区块和交易生成模块;
(5)configtxlator 区块和交易解析模块。
开发一个Fabric应用都需要这些模块的参与。
2,安装Golang运行环境
安装Fabric之前要先安装Golang的运行环境和相关软件
使用wget命令行下载安装包到linux wget https://studygolang.com/dl/golang/go1.12.linux-amd64.tar.gz 解压到/usr/local tar -C /usr/local -xzf go1.12.linux-amd64.tar.gz
vi /etc/profile 编辑环境变量文件
export GOROOT=/usr/local/go go的安装目录 export PATH=$PATH:$GOROOT/bin 添加到环境比变量 export GOPATH=/root/go 设置go的工作目录 export PATH=$PATH:$GOPATH/BIN
刷新环境变量
source /etc/profile
查看go是否安装成功
go --version
3,安装Docker
https://docs.docker.com/install/linux/docker-ce/centos/
安装docker
curl -sSL https://get.daocloud.io/docker | sh 查看是否下载成功,下载的版本是什么:docker version 开启docker服务:service docker start 查看docker运行状态:sudo service docker status 安装完成后要修改当前用户的权限: sudo usermod -aG docker 用户名 注销并重新登陆,随后添加DaoCloud镜像(加速器): curl -sSL https://get.daocloud.io/daotools/set_mirror.sh | sh -s http://36051225.m.daocloud.io 重新启动docker: service docker start sudo service docker status 把docker设置成开机自启动: systemctl enable docker
安装docker-compose
ubuntu: sudo apt-get install python-pip curl -L https://get.daocloud.io/docker/compose/releases/download/1.12.0/docker-compose-`uname -s`-`uname -m` > ~/docker-compose sudo mv ~/docker-compose /usr/local/bin/docker-compose chmod +x /usr/local/bin/docker-compose centos: yum -y install epel-release sudo yum install python-pip curl -L https://get.daocloud.io/docker/compose/releases/download/1.12.0/docker-compose-`uname -s`-`uname -m` > ~/docker-compose sudo mv ~/docker-compose /usr/local/bin/docker-compose chmod +x /usr/local/bin/docker-compose
4,Fabric的两种安装方式
4.1利用源码直接编译
利用已有Makefile文件进行make编译,编译完成后,这些模块就可以直接运行了。
第一步:创建目录并下载代码
mkdir -p $GOPATH/src/github.com/hyperledger cd $GOPATH/src/github.com/hyperledger git clone https://github.com/hyperledger/fabric.git (或者 git clone https://gerrit.hyperledger.org/r/fabric) 其中$GOPATH为Golang的工作目录
第二步:安装相关依赖软件
go get github.com/golang/protobuf/protoc-gen-go mkdir -p $GOPATH/src/github.com/hyperledger/fabric/.build/docker/gotools/bin cp $GOPATH/bin/protoc-gen-go $GOPATH/src/github.com/hyperledger/fabric/.build/docker/gotools/bin
注意:
(1)如果用go get 命令没有反应,可能是网址被屏蔽,参考https://blog.csdn.net/qq_22211217/article/details/101854419解决
我用的是 设置代理 如下命令
go env -w GOPROXY=https://github.com/goproxy
(2)go get下载的文件会自动存放到$GOBIN对应的目录中,如果没有设置GOBIN,则会存放到$GOPATH/bin下面
第三步:编译Fabric模块
进入Fabric源码所在文件夹,执行下面命令可以一次编译完成fabric的5个主要模块。
cd $GOPATH/src/github.com/hyperledger/fabric make release
编译结果
[root@localhost fabric]# make release Building release/linux-amd64/bin/configtxgen for linux-amd64 mkdir -p release/linux-amd64/bin CGO_CFLAGS=" " GOOS=linux GOARCH=amd64 go build -o /root/go/src/github.com/hyperledger/fabric/release/linux-amd64/bin/configtxgen -tags "" -ldflags "-X github.com/hyperledger/fabric/common/tools/configtxgen/metadata.CommitSHA=8196d66" github.com/hyperledger/fabric/common/tools/configtxgen Building release/linux-amd64/bin/cryptogen for linux-amd64 mkdir -p release/linux-amd64/bin CGO_CFLAGS=" " GOOS=linux GOARCH=amd64 go build -o /root/go/src/github.com/hyperledger/fabric/release/linux-amd64/bin/cryptogen -tags "" -ldflags "-X github.com/hyperledger/fabric/common/tools/cryptogen/metadata.CommitSHA=8196d66" github.com/hyperledger/fabric/common/tools/cryptogen Building release/linux-amd64/bin/idemixgen for linux-amd64 mkdir -p release/linux-amd64/bin CGO_CFLAGS=" " GOOS=linux GOARCH=amd64 go build -o /root/go/src/github.com/hyperledger/fabric/release/linux-amd64/bin/idemixgen -tags "" -ldflags "-X github.com/hyperledger/fabric/common/tools/idemixgen/metadata.CommitSHA=8196d66" github.com/hyperledger/fabric/common/tools/idemixgen Building release/linux-amd64/bin/discover for linux-amd64 mkdir -p release/linux-amd64/bin CGO_CFLAGS=" " GOOS=linux GOARCH=amd64 go build -o /root/go/src/github.com/hyperledger/fabric/release/linux-amd64/bin/discover -tags "" -ldflags "-X github.com/hyperledger/fabric/cmd/discover/metadata.CommitSHA=8196d66" github.com/hyperledger/fabric/cmd/discover Building release/linux-amd64/bin/configtxlator for linux-amd64 mkdir -p release/linux-amd64/bin CGO_CFLAGS=" " GOOS=linux GOARCH=amd64 go build -o /root/go/src/github.com/hyperledger/fabric/release/linux-amd64/bin/configtxlator -tags "" -ldflags "-X github.com/hyperledger/fabric/common/tools/configtxlator/metadata.CommitSHA=8196d66" github.com/hyperledger/fabric/common/tools/configtxlator Building release/linux-amd64/bin/peer for linux-amd64 mkdir -p release/linux-amd64/bin CGO_CFLAGS=" " GOOS=linux GOARCH=amd64 go build -o /root/go/src/github.com/hyperledger/fabric/release/linux-amd64/bin/peer -tags "" -ldflags "-X github.com/hyperledger/fabric/common/metadata.Version=1.4.4 -X github.com/hyperledger/fabric/common/metadata.CommitSHA=8196d66 -X github.com/hyperledger/fabric/common/metadata.BaseVersion=0.4.16 -X github.com/hyperledger/fabric/common/metadata.BaseDockerLabel=org.hyperledger.fabric -X github.com/hyperledger/fabric/common/metadata.DockerNamespace=hyperledger -X github.com/hyperledger/fabric/common/metadata.BaseDockerNamespace=hyperledger" github.com/hyperledger/fabric/peer Building release/linux-amd64/bin/orderer for linux-amd64 mkdir -p release/linux-amd64/bin CGO_CFLAGS=" " GOOS=linux GOARCH=amd64 go build -o /root/go/src/github.com/hyperledger/fabric/release/linux-amd64/bin/orderer -tags "" -ldflags "-X github.com/hyperledger/fabric/common/metadata.Version=1.4.4 -X github.com/hyperledger/fabric/common/metadata.CommitSHA=8196d66 -X github.com/hyperledger/fabric/common/metadata.BaseVersion=0.4.16 -X github.com/hyperledger/fabric/common/metadata.BaseDockerLabel=org.hyperledger.fabric -X github.com/hyperledger/fabric/common/metadata.DockerNamespace=hyperledger -X github.com/hyperledger/fabric/common/metadata.BaseDockerNamespace=hyperledger" github.com/hyperledger/fabric/orderer [root@localhost fabric]#