运行的e2e_cli中的例子。执行了./network_setup.sh up 脚本后在实例化chaincode时出问题。由于本人刚刚开始学习fabric，很久都没有找到解决方法。请大神们赐教！！
Instantiating chaincode on org2/peer2...
CORE_PEER_TLS_ROOTCERT_FILE=/opt/gopath/src/github.com/hyperledger/fabric/peer/crypto/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt
CORE_PEER_TLS_KEY_FILE=/opt/gopath/src/github.com/hyperledger/fabric/peer/crypto/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/server.key
CORE_PEER_LOCALMSPID=Org2MSP
CORE_VM_ENDPOINT=unix:///host/var/run/docker.sock
CORE_PEER_TLS_CERT_FILE=/opt/gopath/src/github.com/hyperledger/fabric/peer/crypto/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/tls/server.crt
CORE_PEER_TLS_ENABLED=true
CORE_PEER_MSPCONFIGPATH=/opt/gopath/src/github.com/hyperledger/fabric/peer/crypto/peerOrganizations/org2.example.com/users/Admin@org2.example.com/msp
CORE_PEER_ID=cli
CORE_LOGGING_LEVEL=DEBUG
CORE_PEER_ADDRESS=peer0.org2.example.com:7051
2019-03-17 09:22:14.478 UTC [msp] GetLocalMSP -> DEBU 001 Returning existing local MSP
2019-03-17 09:22:14.478 UTC [msp] GetDefaultSigningIdentity -> DEBU 002 Obtaining default signing identity
2019-03-17 09:22:14.481 UTC [chaincodeCmd] checkChaincodeCmdParams -> INFO 003 Using default escc
2019-03-17 09:22:14.481 UTC [chaincodeCmd] checkChaincodeCmdParams -> INFO 004 Using default vscc
2019-03-17 09:22:14.481 UTC [msp/identity] Sign -> DEBU 005 Sign: plaintext: 0A95070A6708031A0C08C6A3B8E40510...324D53500A04657363630A0476736363
2019-03-17 09:22:14.481 UTC [msp/identity] Sign -> DEBU 006 Sign: digest: A111D2CE635C2DCE9C0AB72DDB597B363D2763A0DD68288713B286BEF11CD654
Error: Could not assemble transaction, err Proposal response was not successful, error code 500, msg timeout expired while starting chaincode mycc:1.0 for transaction
