Preparation work for fabric 1.4 Environment Construction

1: install cURL download address: https://curl.haxx.se/download.html most systems already come with the curl command curl-- version to check whether it has been installed, view version information 2: install docker

Docker version Docker 17.06.2-ce or greater is required.

Command docker-- version to check whether it has been installed, check the version information

Installation View: https://blog.51cto.com/1693346/2344568

Three: install Docker-Compose

Docker Compose version 1.14.0 or greater installed

Command docker-compose-- version to check whether it has been installed, check the version information

Installation View: https://blog.51cto.com/1693346/2344570

Three: install the go environment

Go version 1.11.x is required.

Go version 1.11.x is required

View version command:

Go version

Installation View: https://blog.51cto.com/1693346/2344553

Four: install the python environment

Check the python version using the following command

Python-version

Centos7.5 has installed Python 2.7.5 by default.

Python 2.7 is required for fabric node.js. If it is Python 3.5.1, you need to return to Python 2.7.

Five: install Node.js Runtime and NPM

Versions other than the 8.x series are not supported at this time.

Fabric currently does not support versions other than 8.x series.

Node.js-version 8.x

View version command:

Node-v

Installation View address: https://blog.51cto.com/1693346/2345186

Six: install the git client

For installation steps, please see: https://blog.51cto.com/1693346/2345206

View version command:

Git-version

Reference:

Https://hyperledger-fabric.readthedocs.io/en/release-1.4/prereqs.html