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hds.py
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# hlf-deploy-schema
import hashlib
import json
import os
import sys
inputFile = "./test.json"
# Input JSON file path
cmdstr = "peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile ${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles ${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt --peerAddresses localhost:9051 --tlsRootCertFiles ${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt -c \'"
# Set the command string to include peer node and certificate related paths
def parse(filename):
with open(filename) as f:
try:
return json.load(f)
except ValueError as e:
print('invalid json: %s' % e)
sys.exit(1)
def create():
#print("Create Function Called")
query = parse(inputFile)
encoded_query = json.dumps(query).encode()
queryHash = hashlib.sha256(encoded_query).hexdigest()
queryString = encoded_query.decode()
qlen = len(queryString)
i = 0
qs = "\\\""
queryString = queryString.replace("\"", qs)
cmdstr = cmdstr + "{\"function\":\"CreateQuery\",\"Args\":[" + "\"" + queryHash + "\",\"" + queryString + "\"]}" + "\'"
# print(cmdstr)
os.system(cmdstr)
def read(queryHash = None):
#print("Read Function Called")
#print(queryHash)
cmdstr = "peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile ${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles ${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt --peerAddresses localhost:9051 --tlsRootCertFiles ${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt -c \'"
cmdstr = cmdstr + "{\"function\":\"ReadQuery\",\"Args\":[" + "\"" + queryHash + "\"]}" + "\'"
# print(cmdstr)
os.system(cmdstr)
def update(queryHash = None):
#print("Update Function Called")
#print(queryHash)
query = parse(inputFile)
encoded_query = json.dumps(query).encode()
queryHash = hashlib.sha256(encoded_query).hexdigest()
queryString = encoded_query.decode()
qlen = len(queryString)
i = 0
qs = "\\\""
queryString = queryString.replace("\"", qs)
cmdstr = "peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile ${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles ${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt --peerAddresses localhost:9051 --tlsRootCertFiles ${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt -c \'"
cmdstr = cmdstr + "{\"function\":\"UpdateQuery\",\"Args\":[" + "\"" + queryHash + "\"]}" + "\'"
os.system(cmdstr)
def delete(queryHash = None):
#print("Delete Function Called")
#print(queryHash)
query = parse(inputFile)
encoded_query = json.dumps(query).encode()
queryHash = hashlib.sha256(encoded_query).hexdigest()
queryString = encoded_query.decode()
qlen = len(queryString)
i = 0
qs = "\\\""
queryString = queryString.replace("\"", qs)
cmdstr = "peer chaincode invoke -o localhost:7050 --ordererTLSHostnameOverride orderer.example.com --tls --cafile ${PWD}/organizations/ordererOrganizations/example.com/orderers/orderer.example.com/msp/tlscacerts/tlsca.example.com-cert.pem -C mychannel -n basic --peerAddresses localhost:7051 --tlsRootCertFiles ${PWD}/organizations/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/ca.crt --peerAddresses localhost:9051 --tlsRootCertFiles ${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt -c \'"
cmdstr = cmdstr + "{\"function\":\"DeleteQuery\",\"Args\":[" + "\"" + queryHash + "\"]}" + "\'"
os.system(cmdstr)
def main():
if(sys.argv[1] == "create"):
create()
elif(sys.argv[1] == "read"):
if(len(sys.argv) > 2):
read(sys.argv[2])
else:
read()
elif(sys.argv[1] == "update"):
if(len(sys.argv) > 2):
update(sys.argv[2])
else:
update()
elif(sys.argv[1] == "delete"):
if(len(sys.argv) > 2):
delete(sys.argv[2])
else:
delete()
else:
print("Invalid Args")
if __name__ == "__main__":
main()