1. Download the source code through git
Https://github.com/hyperledger/fabric-sdk-java
2. Extract and import into Eclipse
Attention to environmental needs: Jdk1.8,eclipse try to use the latest version
If you import, there is a bomb box error: Failed to read the project description file (. Project) for ' Fabric-sdk-java-master '. The file has been changed on disk, and it now contains invalid information. The
Software Components for common microservices architectures:Docker (Mature application)Spring Boot% Spring Cloud (technology trends)Service Fabric (behind a rising star is the driver of Microsoft Cloud)The four common microservices architectures are Zeroc Icegrid, Spring Cloud, Message Queuing and Docker Swarm.The actual production is mostly a combination of pattern applications such as best practice Spring Cloud+docker. MicroServices Features-Continu
How to use Fabric to automate your tasks and fabric automation tasks
First, let's look at an example. We know that under * NIX,unameCommand is to view the release of the system.
You can write such a Fabric script:
from fabric.api import rundef host_type(): run('uname -s')
Save the preceding script as fabfile. py.fabThe command executes the host_type script on mul
Hyperleger Fabric Development (ii)--hyperleger Fabric PrimerThis article uses the Rhel 7.3 Workstation version of the operating system.I. Hyperleger fabric environment Deployment 1, Go language development environment deployment(1) Go language environment installationGo Locale installation package:https://golang.org/dl/https://golang.google.cn/dl/Extract the down
Guangzhou zhongda fabric wholesale network, formerly known as zhongda fabric network, is the largest online fabric Wholesale Market in Guangzhou and also the official website of Guangzhou zhongda fabric market, if you have a wholesale purchase of fabric fabrics or wholesale
What does fabric mean by fabric?
Fabric is a powerful batch remote management and deployment tool in Python. It is often used to execute SSH tasks in batches on multiple remote PCs.
The common usage methods are summarized as follows:
1. First, write the tasks executed in batches to a fabfile. py file,
#-*-Coding: UTF-8-*-from
Two fabric Parallel Methods: fabric parallel
Fabric is a python class library. The command line tool based on the ssh protocol is used for Application Deployment and system task management. The following describes two ways to run fabric code in parallel:
1: Parameter-P
from fabric.api import * host1 = 'root@ip1:22'
; Authorized_keys3. Getting started: Hello, Fabric$ vim fabfile.py #创建文件, named fabfile.py, defines a hello function in the file $ fab hellohelloworld! Done .Fabric website Getting Started Tutorial link: http://docs.fabfile.org/en/1.10/tutorial.html4. Call the fabric's API for remote loginReference:
Http://docs.fabfile.org/en/1.8/usage/fab.html#per-task-arguments
Http://docs.fabf
/output_test.py 'Commands to Run:output_testParallel tasks now using pool size of 2[192.168.1.219] Executing task ' output_test '[192.168.1.219] Run:/bin/bash-l-C "LAAA"Fatal Error:run () received nonzero return code 127 while executing!Requested:laaaExecuted:/bin/bash-l-C "LAAA"None=========================== Standard Output ===========================/bin/bash:laaa:command not found=======================================================================Aborting.Disconnecting from 192.168.1.219
Fabric application case and fabric application case
Example 1: file packaging, upload, and validationWe often do some file package distribution work. The implementation step is to compress and package the files first, upload them to the target server in batches, and finally perform Consistency Verification. In this case, put () methods to upload files. By comparing the md5 values of local and remote host fi
The last one said to install the Docker and Docker-compose, now start downloading the source code and joining the channel
Download and install the Curl tool
1, create Fabric Engineering and project directory.
Mkdir-p workCD work Then, execute the following code:
Curl-l https://raw.githubusercontent.com/voodoo12345/polaris/master/fabpre.tar.gz-o fabpre.tar.gz 2>/dev/null; TAR-XVF fabpre.tar.gz
After this command is executed, the related components o
Brother Lian Blockchain technical training Fabric 1.0 Source Code Analysis (48) Fabric 1.0.4 Go Code volume statistics
# Fabric 1.0 Source Code Note Fabric 1.0.4 go Code volume statistics
# 1, overview
In addition to test, vendor, mocks, example, Protos, go core code file 341, the core line of code 63433 lines.
"' Bas
Super Ledger Hyperledger-fabric local compilation and installation
From Yang Paohua and other "blockchain-principles, design and Application" Local compilation installation deployment Super Ledger fabric network.
The super ledger fabric is based on the Go language implementation, and local compilation is recommended to configure Golang1.7 or later environments.
00 Introduction
The open source Blockchain distributed ledger--hyperledger Fabric, launched by the Linux Foundation, has ushered in the 1.2.0 version. The project focuses on performance and reliability, as well as cross-industry collaboration to drive blockchain and distributed ledger technology. Hyperledger Fabric can be used for scenarios such as global supply chain management, financial transactions, ass
Introduction to Automation Deployment Tools fabricFabric is an automated deployment tool that helps us reduce repetitive/cumbersome operations on-line, and it is necessary for operations or developers of many small companies that lack a mature operations platform.1. What is fabric?The official fabric documentation is described below:Fabric is a Python (2.5-2.7) library and command-line tool for streamlining
Bloggers before the article is to teach you how to quickly build a fabric environment, but a lot of work is hidden in the official script, not easy for everyone to understand the process, so the blogger here will be the process of one step by step decomposition, convenient for everyone.
Before the preparation of the work I need not say, that is, the installation of various software and development environment, after installation, we git clone down the
Preface
Hyperledger fabric, what is hypeledger and what is fabric? Hypeledger literally means the Super ledger, which was launched by the Linux Foundation in December 2015 as an open-source project called "Super Ledger", designed to drive collaboration to create a blockchain-based, enterprise-class distributed ledger underlying technology for building industry applications and platforms that support the bu
1-fabricFabric is a Python library that provides a rich interface for interfacing with SSH, which can be used to automate and streamline execution of shell commands on local or remote machines.Ideal for remote deployment and system maintenance for applications. Simple to use, just understand basic shell commands.
homepage:http://www.fabfile.org/
docs:http://docs.fabfile.org/
github:https://github.com/fabric/
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