It was not really a Node SDK limitation but rather a node-gyp issue. We require node-gyp as we use native modules. The latest versions of npm ship with versions of node-gyp which support Python 3.5, 3

#fabric-sdk-node

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

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

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 Baohua, Me to encoutering problems during chaincode instantiation. I don't use any SDKs. Just using CLI command but I get "Error: could not assemble transaction, err proposal response was not succe

#fabric #fabric-sdk-node

Sorry for multiple emails. But to give more information on the problem, I am sending the log of couchdb container. [notice] 2019-12-18T10:44:54.593120Z nonode@nohost <0.340.0> -------- chttpd_auth_cac

#fabric #fabric-sdk-node

We are not using CLI. We are creating channel using Node SDK and creating infrastructure using shell script. We are using Raft consensus with 5 orderer and Raft cluster is working fine. Orderers elect

#fabric-sdk-node #docker #raft #consensus #cal-notice

Hi guys, I'm using registerChaincodeEvent(ccid, eventCallBack, errorCallBack, options) to listen to events from my blockchain. The problem with this is that the eventCallBack function is not able to a

#fabric-sdk-node

That is a general nodejs function, not specific for fabric. But AFAIK, you could use outside function and variable inside callback with `closure` pattern or even directly using the context scope. Best

#fabric-sdk-node

Thanks for reply. I have tried passing in an outside function as a parameter for registerChaincodeEvent now it does not recognize it as eventCallback function and throws error like "eventCallback para

#fabric-sdk-node

Hello Team, I have created my fabric network which includes 2 Orgs having 2 peers each and used Fabric-CA for generating crypto material for peers and orderer. Now my question is, how to enroll and re

#fabric-sdk-node #fabric #fabricca

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

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

Correct ... channel event hub does not support "durable subscriptions". Consuming applications need to keep track of the most recent block they have received / processed (I'll also note that there are

#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

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

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

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. Thanks for the reply. I am using ChannelEventHub. I found the discussion/recommendations for strategies surrounding how to detect which events have been missed in the link I provided (the older

#fabric #fabric-sdk-node

The ChannelEventHub offers the ability to be started or restarted with a 'startBlock' and/or 'endBlock'. The ChannelEventHub instance keeps the last block received number. The block number is also inc

#fabric #fabric-sdk-node