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Vinay Chaudhary 2018-06-28 17:09:12 +05:30 committed by GitHub
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@ -31,6 +31,27 @@ First of all start the three terminals.
**CORE_PEER_ADDRESS=peer:7051 CORE_CHAINCODE_ID_NAME=xyz:0 ./sacc**
## Terminal 3 - Use the chaincode ##
We’ll leverage the CLI container to drive these calls.
**docker exec -it cli bash**
*You should see the following:*
root@d2629980e76b:/opt/gopath/src/chaincode#
**peer chaincode install -p chaincodedev/chaincode/sacc -n xyz -v 0**
**peer chaincode instantiate -n xyz -v 0 -c '{"Args":["a","50"]}' -C myc**
*Now issue an invoke to change the value of “a” to “500”.*
**peer chaincode invoke -n xyz -c '{"Function":"set","Args":["a", "500"]}' -C myc**
*Finally, query a. We should see a value of 500.*
**peer chaincode query -n xyz -c '{"Function":"get","Args":["query","a"]}' -C myc**
## License <a name="license"></a>