Sample of using a block listener to save the blocks https://github.com/hyperledger/fabric-samples/blob/release-1.4/off_chain_data/README.md

#fabric #fabric-sdk-node

The fabric event service is no longer supported and the 'EventHub.js' has been removed from the NodeSDK. To use the new fabric channel event service on a peer use the new 'ChannelEventHub.js'. https:/

#fabric #fabric-sdk-node

Hello Labib Farag, Thanks for the response. That certainly provides a standardized interface for solving the problem. However, if you will notice, the disclaimer states: Disclaimer Checkpointing in it

#fabric #fabric-sdk-node

did you checked this which is module for replaying missed events emitted by peers https://fabric-sdk-node.github.io/release-1.4/tutorial-event-checkpointer.html

#fabric #fabric-sdk-node

Hello HyperLedger Fabric community, I am working on implementing an application that receives chaincode events of interest (via a regular expression match on the event name) and then places those even

#fabric #fabric-sdk-node

Hi All, Can any one know how to add or remove organization from running fabric Network using Node API? Thanks Suresh

#fabric #fabric-ca #fabric-sdk-node

Hi team, *I was trying to do a load test of 50 users for fetching records from blockchain concurrently.* *Node SDK is used.* *So 45 users returned the output results correctly but for 5 users it showe

#fabric #fabric-sdk-node

Oh .. .right ... in your case is would be the BatchTimeout which would force creation of blocks. You can do things the way you were doing them, you'll just need to find the right combination of timeou

#fabric #fabric-sdk-node

Hi Gari, Is it the block getting created for the parameter - BatchTimeout: 2s . So whats the best way to do a bulk upload for a millions of records because creating a million blocks - each record as a

#fabric #fabric-sdk-node

From the code snippet, I assume you are sending a single CSV file to your chaincode, then looping through it and calling PutState for each line/record in the CSV file. I do not think you are actually

#fabric #fabric-sdk-node

Hi Team, Any update on the above or idea? Regards, Soumya

#fabric #fabric-sdk-node

Hi Team , I was having one doubt regarding bulk upload of data from a CSV file to a blockchain this is my code in javascript file for i < count { var property = Property{PropertyId: strconv.Itoa(start

#fabric #fabric-sdk-node

Hi Is it possible somehow to prevent concurrent states updating from chaincode by putState? So, when I run two concurrent transactions (which update the same key) at the same time I want that the last

#fabric-questions #fabric-sdk-node

HI Team, While running the node gateway.js , i am getting the below error - ranjan@ubuntuVMServer1:~/LDBCApp/sdk/gateway$ node gateway.js start setupGateway begin setupGateway 1 setupGateway 2 setupGa

#fabric #fabric-sdk-node #grpc

please take a look at this page. The fabric interop working group has already developed the process and code to help out with this. https://wiki.hyperledger.org/display/fabric/Fabric+Interop+Working+G

#fabric #fabric-sdk-node #fabric-questions

hi team, i am not able to add new org in existing hyperledger fabric channel using node js help help me to resolve this problem. thanks, Puneeth V

#fabric #fabric-sdk-node #fabric-questions

Hello, It is possible to verify user credentials during the login using the wallet identity: 1) User enters login id/password 2) Using the login id we get the identity info 3) How can i verify using t

#fabric-ca #fabric-sdk-node

I have a single-org setup running with one Fabric CA. CA Server is running with MySQL. I'm using NodeSDK to connect and issue transactions to chaincode. I'm able to set Country, State, Locality, Organ

#fabric-ca #fabric-sdk-node #fabricca #fabric

You may start configtxlator as a server, and invoke its functions as REST APIs. This is the preferred integration option for Node SDK -- see https://fabric-sdk-node.github.io/tutorial-channel-create.h

#fabric-sdk-node

Hi, From Node SDK, is there anyway to get stdout from configtxlator as it is possible in shell ? It seems that the --output option can not be omitted using (child_process) exec. Thanks a lot for you h

#fabric-sdk-node