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Questions tagged [hyperledger-cello]

15 questions
5
votes
2 answers

Hyperledger Fabric : Failed to send peer responses for transaction 'xxx' to orderer

I have deployed the Hyperledger fabric on AWS using cello ansible with dockers. Everything works fine. I was able to do a transaction using composer playground. In a process for vertical scale-up the system, I have created a bigger AWS instance…
Gaurang Singh
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4
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3 answers

What is the relation between `Fabric`, `Composer`, `Cello` and other Hyperledger applications?

When I was tasting the fabric, I found many other blockchain projects, like Composer, Cello, Explorer. They are all belong to Hyperledger. I'm very confused that there are so many projects. Should I learn all of them? It seems each project plays a…
blackdog
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3 answers

Unable to pull hyperledger/cello-api-engine image

Setup of Hyperledger-cello: Cloned Hyperledger-cello 0.9.0 sudo SERVER_PUBLIC_IP=xx.xx.xx.xx make start I am facing the following issue: ERROR: pull access denied for hyperledger/cello-api-engine, repository does not exist or may require 'docker…
adineshreddy1
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3
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1 answer

Unable to log into Hyperledger cello operator dashboard

I just installed hyperledger cello following the instructions here The operator dashboard opens up at port 8080 but when I try logging in with the credentials admin:pass as suggested by tutorials like these, a spinner appears on the login button for…
Judy T Raj
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3
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1 answer

Hyperledger : Not able to submit a transaction if one peer is down

Currently, I am doing some negative testing for hyperledger fabric to understand the architecture properly. I wanted to test if one peer goes down due to some unwanted exceptions then how we workaround the situation. I have deployed the Fabric with…
Gaurang Singh
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1
vote
2 answers

Unable to login into Hyperledger Cello operator dashboard

I have installed Hyperledger Cello following the instructions here The operator dashboard opens up at port 8080 but when I try logging in with the credentials admin:pass as suggested like these to auth realms url and i get error site cannot be…
Beovolytics Computing
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1 answer

Hyperledger Cello Operator Dashboard keeps loading

I am facing an issue with Hyperledger fabric cello. When I try to open operator dashboard on localhost:8080 it keeps loading. However user dashboard on localhost:8081 quickly opens. localhost:8080 keeps loading and shows waiting for localhost... at…
Debut Infotech
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2 answers

Not able to access hyperledger cello operator dashboard on 8080 port

I installed Cello. I am able to access 8081(user dashboard) but not 8080(operator dashboard). 8080 is already free to use and I can see "docker-proxy" using it. I tried changing ports on in docker-composer.yaml but again in logs I can see 8080 is…
user9040429
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1 answer

How to use swarm with hyperledger cello

I try to deploy a hyperledger fabric blockchain with 4 peers and kafka using a swarm cluster compose of a manager and two worker. Hyperledger Cello seems to be very use to do it but I have the following error. I already managed to use Cello with…
Charles Garnier
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2 answers

Hyperledger Cello vs Minifabric

I am a newcomer to the Hyperledger world. While exploring the options to build the blockchain network, I came to the two options. Hyperledger Cello Minifabric (https://github.com/hyperledger-labs/minifabric/) Both the projects are under the…
Anil8753
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Hyperledger Cello Ansible Azure using Service Principal

I am trying to configure Fabric network using Cello on Azure. I am using Service Principal as the authentication method. I have a resource group in Azure which I have configured in my azure.yml file with proper subscriptionId. But, I am getting an…
Nitish Bhardwaj
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1 answer

Hyperledger Cello : Not able to issue new ID for Participant

I have deployed the hyper ledger network with default cello configuration on aws. The fabric is getting installed and it is up and run. By default, carauction-network is installed on both the organization which named as orga and orgb. Then with the…
Gaurang Singh
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0
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2 answers

Error during creation of Chains (Clusters) using hyperledger cello with docker agent

I am trying to create a cluster (Chain) within a Host using hyperledger-cello, but got error during the process. When containers created below error is thrown in Master node log and containers stoped and removed immediately. cello-operator-dashboard…
Mani H.
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1 answer

Not able to create hyperledger fabric network using cello

I started cello and i am able to open user dashboard on 8081 but not the operator dashboard (I checked the port and found docker-proxy named service is running). Now on user dashboard i am trying to create a new network. But it's throwing error…
user9040429
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1 answer

Configuring existing hyperledger nodes with hyperledger cello

I have deployed [two org hyperledger fabric network1. Now I want to integrate it with hyperledger Cello. I have installed it, now I am bit confused what values shall I put in Add host fields as per my installed network(please refer to link regarding…
user9040429
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