ucf fabric

-8-*-Each time you specify the password is also more troublesome, wrote a shell script, each time only need to specify the source IP, destination IP, port number, library name can bemysqlha_sync2test.sh#!/bin/bashS_host=$1D_host=$2Port=$3Db=$4Mysql_path= "/usr/local/mysql-5.6.24"Sync_time= ' date + '%h%m%s 'Sync_date= ' date + '%y%m%d 'S_user= ' Db_read_user 'S_pwd= ' 123456 'D_user= ' Root 'D_pwd= ' 123456 'Schemasync--tag= "${sync_time}"--output-dir= "/data/mysql_schemasync"--sync-comments mys

Fabric engine is a versatile engine that is handy for writing node-write functions for software such as Maya. In particular, the canvas node editing panel, provides a large number of existing functions for users to call, of course, these nodes can be edited and modified by the user, in addition to provide a custom node function, very powerful and flexible.The initial fabric is easily confused by the various

Simple getting started with Python's automated deployment tool Fabric, pythonfabric Fabric is a Python tool based on the SSH protocol. Compared with the traditional ssh/scp method, it is easier to read and expand management commands written in Python syntax, managing one or more machines is like local operations. Address: http://fabfile.org InstallThe Installation Process of python and pip management tools

Fabric is a good tool for automating a peacekeeping deployment project that is developed using Python to automate interactions with remote servers via SSH, such as uploading local files to the server and executing shell commands on the server. An example of automating the deployment of Django projects is given below #-*-coding:utf-8-*-# file name to be saved as fabfile.py from __future__ import unicode_literals from fabric.api import * # login u

Fabric Smart Contract Specific Code template analysis The smart contract of fabric is called chain code (CHAINCODE), which is divided into system chain code and user chain code. The system chain code is used to realize the function of the system level, and the user chain code realizes the user's application function. The chain code is compiled into a standalone application that runs in an isolated Docker

. IbmBluemix garages for blockchainHelp businesses accelerate the design and development of blockchain applications, for more Info-https://www.ibm.com/block Chain/garage.html. Let ' s get started. As you can see from the below snapshot, I am using Ubuntu 16.04.1 LTS machine with 8 core processor and GB RAM. Using Putty I am accessing it as superuser. Make sure network was configured properly and Internet is accessible. You can check/etc/hosts and/etc/resolv.conf. Try to ping any Web address t

Docker-compose $ apt-get Install Docker.io $ apt-get Install docker-compose $ docker-v Docker version 1.13.1, build 092cba3 4. Install the Go language Go is a programming language developed by Google that is statically strong-typed, compiled, and styled, and has a garbage collection function. To facilitate search and identification, it is sometimes referred to as Golang. # Download the Linux version of Go install package $ wget https://storage.googleapis.com/golang/go1.8.3.linux-amd64.tar.gz

Hyperledger Fabric Trading Flow Hyperledger Fabric v1.1 provides several special chain codes to perform certain special tasks, which are known as system chain codes (Systems Chaincode). The purpose of this paper is to summarize the implementation, function and usage of these chain codes. Similar to the user chain code, the system chain code also implements the Init () and Invoke () methods. There are five t

Fabric is an SSH-based Python tool that, compared to the traditional SSH/SCP approach, is easier to read and extensible by using Python's syntax to write management commands, and managing a single or multiple machines is a local operation. Website address: http://fabfile.org InstallationOmit Python, PIP management tool installation process Pip Install Fabric Verify that the installation is successfulEnter

Batch remote execution of Fabric operations Recently, you have to run commands on multiple machines in a cluster, such as starting or stopping services, and running scripts to collect data, so I found a framework Fabric of python. Fabric is a Python library used to simplify application deployment or system management tasks using SSH.It provides the following func

"Fabric"Fabric is a deployment tool developed in Python, with the biggest feature being the ability to run remote commands locally without logging on to a remote server, and a few lines of Python script can be easily deployed.Installationwget https://bootstrap.pypa.io/get-pip.pyget-pip.py pip Install fabricFabric Common Parameters -L: Displays defined task function names -F: Specifies the Fab p

written yet) and why it failed. In other words, you can use JUnit testing as a guide to implement code correctly.Now, if it's hard to understand, don't worry; I've provided a solution in com.makotojava.learn.blockchain.chaincode.solution in case you're stuck (or want to help with the implementation by reference).Writing the Java chain codeLet's start by introducing some of the background you need to know to implement the chain code approach in Chaincodelog. The Java chain code communicates with

Hyperledger source code Analysis of Fabric The sorting service plays a very central role in the Super Ledger Fabric network. All transactions need to be sorted globally before they are sent to committer for validation acceptance. In the current architecture, the function of the sorting service is extracted, as a separate Fabric-orderer module to implement, the co

Start Fabric Now that all the files are ready, we can start our fabric network. Start Orderer Let's start with the Orderer node and run on the Orderer server: After running, we can use Docker PS to see a node running with a name of orderer.example.com. [ROOT@IZ2ZEIVRKCKULQ2DTIDZTMZ e2e_cli]# docker-compose-f docker-compose-cli.yaml up warning:the CHANNEL_NAME variable is isn't set. Defaulting to a blank s

Transferred from: http://blog.csdn.net/bluecloudmatrix/article/details/51859333 Fabric originated from IBM, the original intention in order to serve industrial production, IBM will open 44,000 lines of code, is a great contribution, so that we can have the opportunity to explore the principle of the blockchain so close, but after all, IBM is from its own interests and the interests of customers, not without purpose to do this public welfare cause, Whi

#There are more than one element of the case ifCurrent.getdata () >Item:stop=TrueElse: Previous= Current Current= Current.getnext ()#don't worry about adding the element to the last case, since the list has none in it.Temp=Node (item)ifprevious = =None: #添加到链表头的情况 temp.setnext (self.head) Self.head=TempElse: Temp.setnext (current) Previous.setnext (temp)defRemove (self, item): current=Self.head Previous=None found=False while notfound:#iterate over each item, get the one you want to

Famous ~ ~When calling outside the old system and other systems, you need toclassSynthesizer:def __init__(self, name): Self.name=namedef __str__(self):return 'The {} synthesizer'. Format (self.name)defPlay (self):return 'Is playing an electronic song'classHuman:def __init__(self, name): Self.name=namedef __str__(self):return '{} The Human'. Format (self.name)defSpeak (self):return 'says Hello' fromExtenrnalImportsynthesizer, HumanclassComputer:def __init__(self, name): Self.name=namedef __str__(

We know that when the constructor of a class is set to private, it means that we cannot create the object directly by using the New keyword, and we can use Sun.misc.Unsafe to achieve the purpose of creating the object, which is Java's underlying operation-based API. You can directly perform underlying operations, such as obtaining an offset address for a property, or even loading the class file bytecode into memory directly, breaking through the Java Virtual machine sandbox limit.1. Create a Use

: lsfabfile.py fabfile.pyc test.py test.pycDone.Start the actual combat:If you are submitting a copy of the configuration file settings.py to the version number library every day (there is no conflict case)Let's say manual operation:cd /home/project/test/conf/git add settings.pygit commit -m ‘daily update settings.py‘git pull origingit push originIn other words, these commands you have to manually knock every day, the so-called daily job, is to be repeated every day, mechanized work, let us

First of all, a simple look at the above transaction flow chart, the following is a detailed diagram of the entire fabric of the whole business process: 1. The block chain client sends the transaction request to all endorsed nodes (endorsing peer) that have been agreed before. Here is a description of the choice of endorsing peer is a certain range, not in all the endorsing peer arbitrary choice, is the transaction is the Chaincode and the Chaincode