Verify the WYFA Network

Q

How to Verify the Hyperledger Fabric Network to run the WYFA (Writing Your First Application) tutorial?

✍: FYIcenter.com

A

You can follow these steps to verify the Hyperledger Fabric Network to run the WYFA (Writing Your First Application) tutorial.

1. Connect to the CLI container:

$ docker exec -it cli bash
bash-4.4#

2. Is the ledger peer running? Yes.

bash-4.4# echo $CORE_PEER_ADDRESS
peer0.org1.example.com:7051

bash-4.4# peer node status
status:STARTED

3. Is the ledger peer member of any channel? Yes.

bash-4.4# peer channel list

Channels peers has joined:
mychannel

4. Is there any chaincode running on the channel? No.

bash-4.4# peer chaincode list -C mychannel --instantiated
Get instantiated chaincodes on channel mychannel:

See next tutorial on how to reinstall the chaincode.

⇒ Reinstall Chaincode on WYFA Network

⇐ Launch the WYFA Network

⇑ WYFA (Writing Your First Application)

⇑⇑ Hyperledger Tutorials

2020-02-29, ∼1428🔥, 0💬

"fabric-nodeenv:latest not found" Error
How to resolve the "hyperledger/fabric-nodeenv:la testnot found" error? Based on discussions on the Internet, there is a something wrong in the Docker image repository for "hyperledger/fabric-nodeenv:la test"image. When you try to instantiate chaincode a Hyperledger Fabric network channel, a docker ... 2020-02-29, ∼2104🔥, 0💬

fabcar.go - The "fabcar" Chaincode
What is the fabcar.go source code file? File fabcar.go contains the source code the "fabcar" chaincode (or Smart Contract). A copy of fabcar.go file is available is the /opt/gopath/src directory on the "cli" container. You can open and read it. 1. Copy fabcar.go from cli container: $ docker cp cli:/... 2020-02-20, ∼1957🔥, 0💬

Launch the WYFA Network
How to Launch the Hyperledger Fabric Network to run the WYFA (Writing Your First Application) tutorial? You can follow these steps to Launch the Hyperledger Fabric Network to run the WYFA (Writing Your First Application) tutorial. 1. Run the startFabric.sh script to spin up a blockchain network, cre... 2020-02-29, ∼1580🔥, 0💬

WYFA (Writing Your First Application)
Where to find tutorials on WYFA (Writing Your First Application) Network? I need help to follow the document provided at hyperledger-fabric.readthedocs .ioWebsite. Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on WYFA (Writing Your First Applica... 2020-03-15, ∼1515🔥, 0💬

Manage basic-network with cli Container
How to Manage basic-network with cli Container? You can follow this tutorial to Manage basic-network with cli Container. 1. Start all containers, including cli, defined in the docker-compose.yml file: $ cd ~/hyperledger-binaries/fabric- samples/basic-network$ docker-compose -f docker-compose.yml up ... 2020-03-15, ∼1493🔥, 0💬

Objectives of WYFA tutorials
What are the objectives of WYFA (Writing Your First Application) tutorials? Objectives of WYFA (Writing Your First Application) tutorials provided at hyperledger-fabric.readthedocs .ioWebsite are: 1. Setting up a development environment. Our application needs a network to interact with, so we’ll get... 2020-03-15, ∼1448🔥, 0💬

Reinstall Chaincode on WYFA Network
How to Reinstall Chaincode on the WYFA (Writing Your First Application) network? You can follow these steps to Reinstall Chaincode on the WYFA (Writing Your First Application) network. 1. Try to install "fabcar" chaincode again. You may see an error, if the chaincode is already installed. $ docker e... 2020-02-29, ∼1441🔥, 0💬

Verify the WYFA Network
How to Verify the Hyperledger Fabric Network to run the WYFA (Writing Your First Application) tutorial? You can follow these steps to verify the Hyperledger Fabric Network to run the WYFA (Writing Your First Application) tutorial. 1. Connect to the CLI container: $ docker exec -it cli bash bash-4.4#... 2020-02-29, ∼1429🔥, 0💬

Verify World State in CouchDB
How to Verify World State in CouchDB container? Since peer0.org1.example.com uses the couchdb container to store the world state, you can check the current states of all assets managed by the chaincode. 1. Get database name for the chaincode "fabcar": $ curl http://localhost:5984/_all_dbs ["_replica... 2020-02-20, ∼1381🔥, 0💬

All rights in the contents of this web site are reserved by the individual author. fyicenter.com does not guarantee the truthfulness, accuracy, or reliability of any contents.