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Member Peers of a Channel
How to find out which Peers are members of the "mychannel" channel? One way to find out which Peers are members of the "mychannel" channel is to visit each peers and check their joined channel list: 1. Connect to the CLI container: $ docker exec -it cli bash bash-4.4# 2. Check joined channel list on...
2020-05-29, 409👍, 0💬

Blockchain Data Files on Peer Container
Where is the location of Blockchain Data Files on a Peer Container? We known that each peer container needs to maintain a copy of the ledger data for each channel it joined. Ledger data is divided into 2 parts: World State and Blockchain. The World State data is stored in a database, like Go LevelDB...
2020-05-29, 366👍, 0💬

Inspect Docker Container Configuration
How to Inspect the Configuration of a Docker Container? You can use the "docker inspect" command to view the Configuration of a given Docker Container. For example, Let's look at the configuration of the peer0.org1 container of the BYFN network. $ docker inspect peer0.org1.example.com [ { "Id": "b81...
2020-05-29, 355👍, 0💬

Remove Log Files of Docker Container
How to remove log files of a Docker container? If you keep a Docker container running for many days, it will generate many log files on your hosting system. You can follow this tutorial to remove old log files of a Docker container. 1. Get the container ID of "peer0.org1.example.com" container: $ do...
2020-05-29, 343👍, 0💬

BYFN (Build Your First Network)
Where to find tutorials on Hyperledger Fabric BYFN (Build Your First Network)? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Hyperledger Fabric BYFN (Build Your First Network). "first-network" - Building Your First Network "byfn.sh generate" ...
2020-05-15, 691👍, 0💬

Download Hyperledger Fabric Source Code
How to download Hyplerledger Fabric source code on Ubuntu? You can follow this tutorial to download Hyplerledger Fabric source code on Ubuntu: 1. Set up Go home path. And add the command to your shell initial script, ~/.bashrc, so you don't have to do it again in future logins. $ export GOPATH=$HOME...
2020-05-15, 587👍, 0💬

Install Hyperledger Fabric Binary Package
How to Install Hyperledger Fabric Binary Package on Ubuntu? I don't want to download the source code and build the binary. You can follow this tutorial to Install Hyperledger Fabric Binary Package on Ubuntu. 1. Create the download local directory: $ mkdir -p hyperledger-binaries/fabric-sa mples$ cd ...
2020-05-15, 464👍, 0💬

Build and Run "Hello" Go Program
How to Build and Run "Hello" Go Program on Ubuntu? Hyperledger Fabric framework is written in Go language. So it is important to learn how build and run Go programs on Ubuntu. Here are the steps to build and run the "Hello" Go program. 1. Make sure that Go is installed. $ go version go version go1.1...
2020-05-15, 402👍, 0💬

Verify Docker Engine on Ubuntu
How to verify Docker Engine on Ubuntu? Hyperledger Fabric framework runs on Docker Engine. So it is important to verify that Docker Engine is running correctly on your local Ubuntu system. Here are some suggestions on how to verify the Docker Engine. 1. Verify version of the Docker Engine and make s...
2020-05-15, 376👍, 0💬

"byfn.sh up" Error - Container Name in Use
Why am I getting the "Cannot create container for service peer0.org1.example.com: b'Conflict." error when running "byfn.sh up" to start up the BYFN Network? You are getting "Cannot create container for service peer0.org1.example.com: b'Conflict." error when running the "byfn.sh up" command, because ...
2020-05-05, 526👍, 0💬

"byfn.sh up" - Start Up BYFN Network
How to run "byfn.sh up" to start up the BYFN Network? You can follow this tutorial to run "byfn.sh up" to Start up the BYFN Network. The "./byfn.sh up" command automatically generates the configuration again, deploys/starts all containers to the Docker Engine, and runs a set of chaincode tests. $ cd...
2020-05-05, 444👍, 0💬

"byfn.sh generate" - Generate BYFN Configuration
How to run "byfn.sh generate" to Generate BYFN Network Configuration? You can follow this tutorial to run "byfn.sh generate" to Generate BYFN Network Configuration with default values. The "./byfn.sh generate" command automatically calls: "../bin/cryptogen" to generate certificates, and "../bin/conf...
2020-05-05, 434👍, 0💬

"first-network" - Building Your First Network
What is BYFN (Build Your First Network)? BYFN (Build Your First Network) is a tutorial provided in the Hyperledger Fabric "Samples, Binaries and Docker Images" package provided at http://bit.ly/2ysbOFE. After installing the binary package, the BYFN tutorial is located at ~/hyperledger-binaries/fabri.. .
2020-05-05, 409👍, 0💬

"byfn.sh down" - Shut Down BYFN Network
How to run "byfn.sh down" to shut down the BYFN Network? You can follow this tutorial to run "byfn.sh down" to shut down the BYFN Network. The "./byfn.sh down" command automatically generates the configuration again, deploys/starts all containers to the Docker Engine, and runs a set of chaincode tes...
2020-05-05, 396👍, 0💬

What Is basic-network Sample Network
What is basic-network Sample Network? basic-network is a Hyperledger Fabric network example included in the "Samples, Binaries and Docker Images" package. The basic-network Sample Network provides scripts and configuration files to create a simple Hyperledger Fabric network with a single organizatio...
2020-04-25, 674👍, 0💬

basic-network Sample Network
Where to find tutorials on Hyperledger Fabric basic-network Sample Network? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Hyperledger Fabric basic-network Sample Network. What Is basic-network Sample Network start.sh - Start basic-network sto...
2020-04-25, 551👍, 0💬

teardown.sh - Teardown basic-network
How to run teardown.sh script to Teardown the Hyperledger Fabric example network, basic-network? You can follow this tutorial to run teardown.sh script to Teardown the Hyperledger Fabric example network, basic-network. 1. Run teardown.sh script to remove containers and their images related to the ba...
2020-04-25, 387👍, 0💬

start.sh - Start basic-network
How to run start.sh script to start the Hyperledger Fabric example network, basic-network? You can follow this tutorial to run start.sh script to start the Hyperledger Fabric example network, basic-network. 1. Stop existing Hyperledger Fabric Networks on your local host by stopping all Docker contai...
2020-04-25, 365👍, 0💬

stop.sh - Stop basic-network
How to run stop.sh script to stop the Hyperledger Fabric example network, basic-network? You can follow this tutorial to run stop.sh script to stop the Hyperledger Fabric example network, basic-network. 1. Run stop.sh script to stop the basic-network: $ cd ~/hyperledger-binaries/fabric- samples/basic...
2020-04-25, 351👍, 0💬

"docker rmi" - Remove Docker Images
How to run Docker images with the "docker rmi" command? If some Hyperledger Fabric scripts failed to remove Docker images, you can remove them manually with the "docker rmi" command. 1. Identify the image with REPOSITORY and TAG with the "docker images" command: $ docker images REPOSITORY TAG CREATE...
2020-04-14, 544👍, 0💬

Connet to basic-network Peer
How to connect to the peer container of the basic-network? I want to see how is the peer doing. You can use the "docker exec" command to connect to the peer container of the basic-network. 1. Run "docker exec" to create an interactive connect with the peer container: $ docker exec -it peer0.org1.exa...
2020-04-14, 543👍, 0💬

Container Network - "net_basic"
What is the Container Network - "net_basic"? "net_basic" is a Docker container network consists of all containers related to Hyperledger Fabric network, basic-network. A container network groups containers together to help network communications among those containers. You can verify the "net_basic"...
2020-04-14, 370👍, 0💬

View Logs Files of basic-network
How to view logs files of the example network, basic-network? The example network, basic-network, consists of 4 Docker containers. You can view the log file on each container. 1. View log file of the orderer container: $ docker logs orderer.example.com [orderer.common.server] prettyPrintStruct -&...
2020-04-14, 356👍, 0💬

Reinstall basic-network with Latest Images
How to Reinstall basic-network with Latest Images? You follow this tutorial to Reinstall basic-network with Latest Images. 1. Run teardown.sh script to remove containers and their images related to the basic-network: $ cd ~/hyperledger-binaries/fabric- samples/basic-network$ ./teardown.sh Removing p...
2020-04-14, 352👍, 0💬

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