Blockchain - Verify the WYFA Network

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, 388👍, 0💬

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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, 376👍, 0💬

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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, 350👍, 0💬

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