Questions tagged [quorum]

Q&A related to Quorum, the permissioned Go implementation of Ethereum supporting data privacy.

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Private transaction from node A to node B is visible by node C

I am testing the GoQuorum private transactions using the simpleStorage smart contract. The blockchain has been created in a Ubuntu Linux 20.04.2 LTS using quorum-wizard custom network-bash options ...
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36 views

Can quorum public network use https?

Can quorum public network use https ? I want to hide data from other than consensus participants, and I don't want to use private transactions.
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Order of recreation and proposing of block

With regard to this post, I would like to know what happens if the proposing and recreation of a block happens at the same time. For instance, if we keep the default recommit interval of 3s and set ...
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15 views

Setup Quorum Blockchain

I am setting up a quorum blockchain on my computer. According to the official documentation, I have to first clone the git repo and give the following command: git clone https://github.com/Consensys/...
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quorum “gas price not 0” and “intrincis gas too low”

iam running quorum blockchain this my code if I put gasPrice as 0 the error it is showing "intrinsic gas too low" if I put gas Price higher the error it is showing "gas price not ...
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rawTransactionManager.sendRawTransaction throwing Can't get transaction receipt error

Below is my code snippet to send transaction var router= require('express').Router(); var request = require('request'); var config = require('../config/config') const Tx = require('ethereumjs-tx')....
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What is the chain_head_block metric of Consensys Quorum?

I am monitoring my Consensys Quorum nodes using Prometheus, Grafana and the recommended dashboard. Amongst others, I am provided with the following plot: And I am not entirely sure what it means. I ...
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do the qctl command can work with AWS EKS?

I try to use qctl with my goquorum that installed in EKS. It never show anything so not sure that which way is the correct way we are using to deal with quorum in AWS EKS? I would like to use command ...
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1answer
55 views

How can I demonstrate attacks on Quorum-based smart contracts in my local test network?

Currently, I am conducting a research regarding the security and privacy vulnerabilities of Quorum-based smart contracts. However, so far I've been struggling to implement attack vectors in order to ...
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25 views

Can Quorum Nodes be accessed via https?

I have a Dapp which has SSL certificate. I am unable to access Quorum Nodes via https and http as the Dapp is https. Can anyone please suggest me a method to solve this issue. (Node access via web3)
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web3.eth.net.isListening() throws Error: Invalid JSON RPC response: “” (web3@1.3.4)

I am using the latest web3 version 1.3.4. When I connect to web3 and print web3 I get the following response. But when I try to execute the command web3.eth.net.isListening().then(console.log). I get ...
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How do you deploy a smart contract to GoQuorum?

I have a set of smart contracts that I have compiled and deployed to rinkeby test network. I now need to deploy the to a private goquorum blockchain that runs on the IBFT consensus. The blockchain was ...
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Quorum: How to find the key used in privateFor

I have a 3 nodes quorum network, which I created with the help of quorum maker. I am adding an new account to my first node, so that my first node now has 2 accounts on it. I want to find the public ...
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38 views

Using TORUS how i can sign a raw transaction? [closed]

I am using TORUS wallet to make transactions over Quorum network. The requirement is to make a private transaction, for which we need to sign a raw transaction. TORUS does not allow to sign a ...
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53 views

Quorum private transaction signing with external wallets?

I am using Metamask & TORUS wallet to make transactions over Quorum network. The requirement is to make a private transaction, for which we need to sign a raw transaction. Metamask & TORUS ...
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1answer
54 views

rafthttp: failed to find member 1 in cluster 1000 -quorum -raft consensus

Firstly, I have created a node in quorum private blockchain and initiated genesis to create blockchain using geth and bootnode . Then, I run the node and it is running blockchain. Later, I tried to ...
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How do I perform a hot migration of a Quorum+Tessera node from one host to another?

I'm trying to perform a hot migration of an existing Quorum+Tessera node on a RAFT cluster from one host to another. Is it possible to start a replicated quorum node with the same Tessera key pair as ...
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19 views

ERC721 token transfer across private contracts

Using a token based model I have multiple privacy groups and using Quorum P1 - Participants A and B ( Private Contract ) P2 - Participants B and C ( Private Contract ) P3 - Participants C and D ( ...
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Quorum private transactions - Inconsistent state

We are using Quorum and sending private transactions Participant A - Sending 3000 Private transactions to ( Participant B and Participant c) However, all 3000 transactions are committed successfully ...
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28 views

Cannot acces Quorum IBFT remote node

I managed to setup Quorum IBFT nodes on my MacOS. So far it works - deploying smart contracts, submitting transactions and etc using Metamask using RPC URL localhost:22000- as expected on the local ...
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19 views

How to make geth node as a service?

I managed to setup Ethereum private network (using clique, Quorum's RAFT and IBFT) and managed to connect them to my own DApp via metamask. Now I am wondering, how to make the network that I just ...
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48 views

Quorum nodes run fine with docker-compose, but crash when deployed on kubernetes

Following the steps outlined here, I created a basic Quorum network with 4 nodes and IBFT consensus. I then created a docker image for each of the nodes, copying the contents of each node's directory ...
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26 views

Recover msg.sender in externally signed private transaction in Quorum

When I send an externally signed private transaction (contract bytecode) using the sendRawRequest API of quorum-js, the from field, or the msg.sender field at the solidity contract comes out as a ...
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2answers
57 views

Quorum nodes with different permissioned-nodes.json files

Is it possible for different Quorum nodes to have different permissioned-nodes.json files? suppose we have a 3 node network with node1, node2, and node3. Then can node1 include node3 in its ...
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31 views

Can a Quorum network be cloned?

I wanted to know if a Private Protected Network be cloned/replicated to have a backup of the network, which would be helpful in times of network failure.
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23 views

Quorum: Sending Private Transaction With Python

I am trying to experiment with GoQuorum and Python. I have read the documentation about how privateTransactions work and I am trying to perform one. Since Python's web3py does not support the ...
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1answer
103 views

ERC20 token transfer is not showing in receiver's balance

I have created 3 node (A, B, C) network in that I have deployed simple ERC20 token smart contract on node A. function balanceOf(address tokenOwner) public view returns (uint256) { return balances[...
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28 views

quorum-wizard Quickstart option is failing

quorum-wizard Quickstart option is failing with error. Downloading dependencies... Using cached quorum at: /Users/vivart/.quorum-wizard/bin/quorum/20.10.0/geth Using cached tessera at: /Users/vivart/....
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1answer
93 views

Deploy from Remix to Quorum using password? “authentication needed: password or unlock”

I can SSH into the box that is running Quorum: run geth with the flag --allow-insecure-unlock geth attach new-node-1/geth.ipc personal.unlockAccount(eth.accounts[0]) I'm interested in knowing if I ...
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1answer
27 views

Is the value of the privateFor param accesible in the contract?

Transaction params for quorum can contain a privateFor param { "jsonrpc":"2.0", "method":"eth_sendTransaction", "params":[ { ...
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1answer
5k views

MetaMask - Quorum - Network - Custom RPC - Could not fetch chain ID. Is your RPC URL correct?

Instructions from scratch https://docs.goquorum.consensys.net/en/latest/Tutorials/Creating-A-Network-From-Scratch/ genesis.json Directly from the tutorial: "chainId": 10, startnode1.sh #!/...
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85 views

How to send a transaction to Besu configured as a Free Gas Network

I have downloaded and configured Besu as a Free Gas Network (https://besu.hyperledger.org/en/stable/HowTo/Configure/FreeGas/ ). Creating transaction using Truffle works fine, but not in my application ...
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75 views

Error in doing private transactions for nodes on different VMs using quorum and tessera

I am pretty new to quorum/tessera. I have successfully tested a small POC with 3 quorum+tessera nodes on the same machine. Now, I am trying to do a similar POC with 4 nodes on different VMs. The nodes ...
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1answer
72 views

Access private transactions(payload or state) on a smart contract using tessera

I am pretty new to quorum/tessera and am trying to set up a small POC with 3 nodes. I followed the 7nodes setup example and similarly deployed 3 nodes on my system using Mysql as the database for ...
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1answer
230 views

Quorum vs Private network Ethereum blockchain

I want to know what are the main features of a private Ethereum blockchain: the used consensus algorithm, the transaction fees, the time needed to produce a new block, the throughput, etc. Does it ...
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1answer
51 views

Uncaught (in promise) Error: Returned error: oversized data when calling the set method for a very large cipher string

I am using a quorum 7 nodes example with IBFT genesis file. I have modified the maxCodeSizeConfig to 128KB (which is maximum). I have also increased the gas limit to 0x3B9AC9FFFFFF. But, when I am ...
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21 views

Error creating a IBFT nework in Quorum

I am following the link https://docs.goquorum.consensys.net/en/latest/Tutorials/Creating-A-Network-From-Scratch/ and getting stuck after I clone the istanbul-tool and hit make, it is giving me a make ...
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1answer
63 views

I am getting a error when trying to set up a local raft network

When I try to run the command geth attach $nodeName/geth.ipc It shows the following error 'Incorrect Usage. flag provided but not defined: -raft' I am not able to understand what went wrong exactly, ...
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194 views

quorum private transaction is giving error “Transaction has been reverted by the EVM”

In my project, I have created a 3 node quorum network using quorum-maker. I am calling my smart contract method from web3js. Public transactions are working fine but private transactions are always ...
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24 views

Can the primary node be fixed in Raft and IBFT?

I am doing an experiment to see the effect of a compromised primary node on the performance of Quorum for Raft and IBFT. Is there any way I can fix a node to be the minter or the primary node so that ...
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2answers
300 views

What is the difference between IBFT(Istanbul BFT) and PBFT?

I recently got to know about IBFT and Quorum and started studying on their consensus protocols. And what is the difference on IBFT and PBFT? Are they pretty much like the same and, when considering ...
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1answer
51 views

Attach to tessera node failing

Im installed quorum with tessera but when i need to attach to any node using command $ ./attach.sh 1 show error "Fatal: Unable to attach to remote geth: dial unix qdata/dd1/geth.ipc: connect: no ...
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47 views

Using privateFor in truffle test

Using truffle , I am able to deploy private smart contracts using privateFor clause. However, I am not able to use in truffle test. I get the following error. Is there a way we can use privateFor ? ...
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83 views

Quorum problem to find external node

I have tried several configurations without success. I am trying to connect two nodes there are in different network. Both are in a VM at google cloud, as you can see in the image below, one of them ...
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25 views

How to schedule a transaction to a Contract? [duplicate]

I have a simple getter-setter contract. I want to schedule transactions for a method of my contract on a particular date and time. Do we have a function to schedule transactions to a contract in ...
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1answer
56 views

Are the events raised in a private transaction in quorum also private?

I'm trying to understand the specifics of privacy in quorum transactions, specially regarding the events. Are the events raised in a private transaction in quorum also private? I can't find any ...
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1answer
73 views

Front-running in Quorum IBFT

Are pending transactions processed sequentially in IBFT? In a networks based on PoW you would usually pay higher gas price in order to get your transaction mined first. Is there a way to manipulate ...
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78 views

Chainlink services are not supporting the privateFor transactions in Quorum/Kaleido

We are exploring Kaleido and Chainlink for one of our use cases. What we have done: We have created a network of Quorum/Raft nodes. We had setup the chainlink service for the network. We have setup ...
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58 views

Pending transactions at the client machine, but minter is not minting a new block since there are no pending transactions

I am running Blockbench on Quorom Raft using smallbank workload: 4 minters and 4 clients. Following the logs, I found that sometimes 1 specific client (Client 4) has pending transactions but the ...
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1answer
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What is the block number of the first block mined in a private blockchain network deployed on say Quorum?

I am working on POCs on Azure Blockchain Service. While working on quickstarts, I observed that while deploying my 'Hello Blockchain!' smart contract, the block number of the block mined was 34136. ...

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