3. deploy the fabric2.2 cluster (use the official demo)

We will build it step by step Fabric2.2 Version of blockchain network , from 0 Start setting up the server environment 、 To the operation official Demo colony 、 Create channels 、 Installation contract , And complete the development of agricultural product traceability project based on blockchain from zero . It is applicable to friends without blockchain development experience , If you have experience, please detour .

In the previous section, the author bought a new ECs , And install docker as well as docker-compose, Next, the author works with you , Do not omit every operation step , Ensure that everyone can successfully deploy the blockchain cluster . The environment is ready , This section downloads Fabric 2.2 official demo, And deploy the blockchain cluster .

1） install git command

Later from github Upload and download Fabric Source code , Install first git command .

yum install -y git

2） download Fabric 2.2.1 Version code

Fabric The source code in github On , The download process is a little slow or interrupted . Execute again after the download is interrupted git clone command ,git clone In command -b v2.2.1 Means download Fabric Of 2.2.1 Branch .

cd /root
git clone -b v2.2.1 https://github.com/hyperledger/fabric.git

3） Download dependent binary 、 Mirror image

perform bootstrap.sh The script will download peer、cryptogen Wait for the command line tool , The blockchain network will be deployed 、 These commands are used in contract management and other operations , Second, Download peer、order、ccenv Equal image . This step is also very slow , If interrupted, please try again .

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