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Hyperledger Fabric On Kubernetes

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Namespace

kubectl create ns fabric

CA

kubectl hlf ca create --storage-class=do-block-storage --capacity=2Gi --name=org1-ca --enroll-id=enroll --enroll-pw=enrollpw --namespace=fabric
kubectl hlf ca create --storage-class=do-block-storage --capacity=2Gi --name=org2-ca --enroll-id=enroll --enroll-pw=enrollpw --namespace=fabric
kubectl hlf ca create --storage-class=do-block-storage --capacity=2Gi --name=ord-ca --enroll-id=enroll --enroll-pw=enrollpw --namespace=fabric
# GET ALL CAs
kubectl get fabriccas.hlf.kungfusoftware.es -A

Peer

kubectl hlf ca register --name=org1-ca --user=org1-peer1 --secret=peerpw --type=peer --enroll-id enroll --enroll-secret=enrollpw --mspid=Org1MSP --namespace=fabric
kubectl hlf ca register --name=org1-ca --user=org1-peer2 --secret=peerpw --type=peer --enroll-id enroll --enroll-secret=enrollpw --mspid=Org1MSP --namespace=fabric
kubectl hlf ca register --name=org2-ca --user=org2-peer1 --secret=peerpw --type=peer --enroll-id enroll --enroll-secret=enrollpw --mspid=Org2MSP --namespace=fabric
kubectl hlf ca register --name=org2-ca --user=org2-peer2 --secret=peerpw --type=peer --enroll-id enroll --enroll-secret=enrollpw --mspid=Org2MSP --namespace=fabric
kubectl hlf peer create --storage-class=do-block-storage --enroll-id=org1-peer1 --mspid=Org1MSP --enroll-pw=peerpw --capacity=5Gi --name=org1-peer1 --ca-name=org1-ca.fabric --namespace=fabric --statedb=couchdb
kubectl-hlf peer create --storage-class=do-block-storage --enroll-id=org1-peer2 --mspid=Org1MSP --enroll-pw=peerpw --capacity=5Gi --name=org1-peer2 --ca-name=org1-ca.fabric --namespace=fabric --statedb=couchdb
kubectl-hlf peer create --storage-class=do-block-storage --enroll-id=org2-peer1 --mspid=Org2MSP --enroll-pw=peerpw --capacity=5Gi --name=org2-peer1 --ca-name=org2-ca.fabric --namespace=fabric --statedb=couchdb
kubectl-hlf peer create --storage-class=do-block-storage --enroll-id=org2-peer2 --mspid=Org2MSP --enroll-pw=peerpw --capacity=5Gi --name=org2-peer2 --ca-name=org2-ca.fabric --namespace=fabric --statedb=couchdb
# GET ALL PEERs
kubectl get fabricpeers.hlf.kungfusoftware.es -A

Admin Certs

kubectl hlf ca register --name=org1-ca --user=admin --secret=adminpw --type=admin --enroll-id enroll --enroll-secret=enrollpw --mspid=Org1MSP --namespace=fabric
kubectl hlf ca enroll --name=org1-ca --user=admin --secret=adminpw --ca-name ca  --output org1-peer.yaml --mspid=Org1MSP --namespace=fabric
kubectl hlf ca register --name=org2-ca --user=admin --secret=adminpw --type=admin --enroll-id enroll --enroll-secret=enrollpw --mspid=Org2MSP --namespace=fabric
kubectl hlf ca enroll --name=org2-ca --user=admin --secret=adminpw --ca-name ca  --output org2-peer.yaml --mspid=Org2MSP --namespace=fabric

Connection Profile

kubectl hlf inspect --output networkConfig.yaml -o Org1MSP -o OrdererMSP -o Org2MSP
kubectl hlf utils adduser --userPath=org1-peer.yaml --config=networkConfig.yaml --username=admin --mspid=Org1MSP
kubectl hlf utils adduser --userPath=org2-peer.yaml --config=networkConfig.yaml --username=admin --mspid=Org2MSP

Orderer

kubectl hlf ca register --name=ord-ca --user=orderer --secret=ordererpw  --type=orderer --enroll-id enroll --enroll-secret=enrollpw --mspid=OrdererMSP --namespace=fabric
kubectl hlf ordnode create  --storage-class=do-block-storage --enroll-id=orderer --mspid=OrdererMSP --enroll-pw=ordererpw --capacity=2Gi --name=ord-node1 --ca-name=ord-ca.fabric --namespace=fabric
kubectl hlf ca register --name=ord-ca --user=admin --secret=adminpw --type=admin --enroll-id enroll --enroll-secret=enrollpw --mspid=OrdererMSP --namespace=fabric
kubectl-hlf ca enroll --name=ord-ca --user=admin --secret=adminpw --mspid=OrdererMSP --ca-name ca  --output admin-ordservice.yaml --namespace=fabric
kubectl-hlf ca enroll --name=ord-ca --user=admin --secret=adminpw --mspid=OrdererMSP --ca-name tlsca  --output admin-tls-ordservice.yaml --namespace=fabric
kubectl-hlf inspect --output ordservice.yaml -o OrdererMSP
kubectl-hlf utils adduser --userPath=admin-ordservice.yaml --config=ordservice.yaml --username=admin --mspid=OrdererMSP

Connection Profile

kubectl hlf inspect --output networkConfig.yaml -o Org1MSP -o OrdererMSP -o Org2MSP

Channel

kubectl hlf channel generate --output=mychannel.block --name=mychannel --organizations Org1MSP --organizations Org2MSP --ordererOrganizations OrdererMSP
kubectl hlf ordnode join --block=mychannel.block --name=ord-node1 --namespace=fabric --identity=admin-tls-ordservice.yaml --namespace=fabric
kubectl hlf channel join --name=mychannel --config=networkConfig.yaml --user=admin -p=org1-peer1.fabric
kubectl hlf channel join --name=mychannel --config=networkConfig.yaml --user=admin -p=org1-peer2.fabric
kubectl hlf channel join --name=mychannel --config=networkConfig.yaml --user=admin -p=org2-peer1.fabric
kubectl hlf channel join --name=mychannel --config=networkConfig.yaml --user=admin -p=org2-peer2.fabric

Anchor Peers

kubectl hlf channel addanchorpeer --channel=mychannel --config=networkConfig.yaml --user=admin --peer=org1-peer1.fabric
kubectl hlf channel addanchorpeer --channel=mychannel --config=networkConfig.yaml --user=admin --peer=org2-peer1.fabric

Chaincode

CC_NAME=mycc
cat <<METADATA-EOF >"metadata.json"
    {
        "type": "ccaas",
        "label": "${CC_NAME}"
     }
METADATA-EOF

cat <<CONN_EOF >"connection.json"
    {
    "address": "${CC_NAME}:7052",
    "dial_timeout": "10s",
    "tls_required": false
    }
CONN_EOF

tar cfz code.tar.gz connection.json
tar cfz ${CC_NAME}-external.tgz metadata.json code.tar.gz
PACKAGE_ID=$(kubectl-hlf chaincode calculatepackageid --path=$CC_NAME-external.tgz --language=node --label=$CC_NAME)
echo "PACKAGE_ID=$PACKAGE_ID"

Installing Chaincode

kubectl hlf chaincode install --path=./${CC_NAME}-external.tgz --config=networkConfig.yaml --language=node --label=$CC_NAME --user=admin --peer=org1-peer1.fabric
kubectl hlf chaincode install --path=./${CC_NAME}-external.tgz --config=networkConfig.yaml --language=node --label=$CC_NAME --user=admin --peer=org2-peer1.fabric

Chaincode Containerizing

chaincode structure
package.json file
dockerfile
docker build and push

Deploying Chaincode

kubectl hlf externalchaincode sync --image=adityajoshi12/hlf-nodejs-external-cc:latest --name=$CC_NAME --namespace=fabric --package-id=$PACKAGE_ID --tls-required=false --replicas=1

Approve Chaincode

kubectl hlf chaincode approveformyorg --config=networkConfig.yaml --user=admin --peer=org1-peer1.fabric --package-id=$PACKAGE_ID --version 1.0 --sequence 1 --name=$CC_NAME --policy="OR('Org1MSP.member','Org2MSP.member')" --channel=mychannel
kubectl hlf chaincode approveformyorg --config=networkConfig.yaml --user=admin --peer=org2-peer1.fabric --package-id=$PACKAGE_ID --version 1.0 --sequence 1 --name=$CC_NAME --policy="OR('Org1MSP.member','Org2MSP.member')" --channel=mychannel

Commit Chaincode

kubectl hlf chaincode commit --config=networkConfig.yaml --mspid=Org1MSP --user=admin --version 1.0 --sequence 1 --name=$CC_NAME --policy="OR('Org1MSP.member','Org2MSP.member')" --channel=mychannel

Invoke/Query

kubectl hlf chaincode invoke --config=networkConfig.yaml --user=admin --peer=org1-peer1.fabric --chaincode=$CC_NAME --channel=mychannel --fcn=createCar -a "1000" -a "honda" -a "civic" -a "red" -a "aditya"
kubectl hlf chaincode query --config=networkConfig.yaml --user=admin --peer=org1-peer1.fabric --chaincode=$CC_NAME --channel=mychannel --fcn=queryAllCars -a ''

Also read

  1. Istio Enabled blockchain network
  2. Adding new org running in different kubernetes cluster