Blockchain By Example

Join the channel and install Chaincode

Once we have started the Fabric network, we need to execute a series of commands to interact with the blockchain. You may already notice that we have a command configuration in the CLI section of the docker-compose-cli.yaml:

/bin/bash -c './scripts/script.sh ${CHANNEL_NAME} ${DELAY}; sleep $TIMEOUT'

Since there are six peers and three organizations, when we call the above commands, we don’t want to hardcode the peers and organizations inside any functions. To avoid ending with a cumbersome script, we can simply pass the peer and organization parameters to a script function and trigger the peer-related Fabric command. Here is an example of scripts/script.sh to join all peers to a channel and install Chaincode ...