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Questions tagged [hyperledger-sawtooth]

Hyperledger Sawtooth is an implementation of blockchain technology with the Proof of Elapsed time algorithm by default, use this tag for questions about this project.

Hyperledger Sawtooth is an implementation of blockchain technology with the Proof of Elapsed time algorithm by default, use this tag for questions about this project. Another good idea is to reach out to members of the community at https://chat.hyperledger.org/channel/sawtooth/. Documentation can be found at https://sawtooth.hyperledger.org/docs/core/releases/latest/contents.html.

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How can i limit the calling of apply method to 1 instead of 2 in Transaction Processor?

Is there anyway that i can limit the calling of apply method to just 1 in the Transaction Processor? By default it is called twice.
Mohsin Anees
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Hyperledger Sawtooth Supply Chain transaction example in python

I successfully built and ran the transaction processor for supply chain on ubuntu 16.04. Now I would like to create a client transaction using the python sdk. I referred…
Razorneck
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How to use Intel SGX platform services with Hyperledger Sawtooth?

I am trying to use hyperledger-sawtooth along side intel sgx. I have installed the sawtooth on ubuntu machine but i am trying to figure out how to use intel sgx alongside it ? What are the benefits of using it alongside sgx services ?
asing177
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Hyperledger Sawtooth Supply Chain Send Transaction

I'm trying to add the first block to the supply chain, because the validator doesn't accept the batch. [2019-11-05 17:40:31.594 DEBUG publisher] Batch…
Henrik
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How to add Transaction Processors for Hyperledger Sawtooth on Ubuntu 16.04?

Question: I want to develop a custom application using the rest-api and transaction processor from sawtooth-supply-chain as describe here: https://sawtooth.hyperledger.org/docs/core/nightly/0-8/examples/supplychain/overview.html But I don't know how…
Razorneck
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Connecting Hyperledger Sawtooth Validator to a Validator on a remote machine

I'm trying to configure a sawtooth network with 5 Validators. One of them is on a remote machine. But this Validator can't connnect to the network. I'm using Docker on Linux. I'm using the code of this Sawtooth example. First yaml. file of 4…
Henrik
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How to modify Sawtooth fishnet website and check logs?

Hello I want to modify the labels and the content of the fishnet app, also I want to look into the logs of the system, how I can do that? Right now I've installed in docker but is impossible to modify.
hidura
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How to fix Max occupancy was not provided by transaction processor

I have problem creating the Hyperledger Sawtooth network on Ubuntu 18.04. I see following warning message when I Start the Transaction Processor on the validator node. [2019-10-14 13:53:59.875 WARNING processor_handlers] Max occupancy was not…
Trường Giang Trần
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Event Subscription not working with error interrupted system call

I am trying to establish an event subscription via zmq from my locally running sawtooth network. As soon as I start my event-subscriber container, I get the error "interrupted system call". I am following the example from here…
Sanjib
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Reconnection of Sawtooth Validator after loosing network

I have been testing the network loss under a Sawtooth multiple nodes environment with docker. I disconnect the validator container via docker disconnect and then connect it via docker connect
John Fadria
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Sawtooth-supply-chain /bin/sh: 1: bin/splice_json: Permission denied

I am trying to run sawtooth-supply-chain from my own computer to get a better understanding of the environment. However, I've run into an issue after running docker-compose up git clone…
Luke Hazan
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How to ensure that transactions with mobile sensor data are authentic in a decentralized app

I'm working on an idea of a DApp that measures some information from Clients mobile phones and send it to validators on a consortium blockchain network.Actually i can't figure out how to secure the transaction, and more specifically prove that the…
Adam Mabrouk
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What does 'winning validator' mean in Sawtooth Network?

Need help understanding the below statements quoted from this documentation: local : A transaction must be signed by the same key as the block. This rule takes a list of transaction indices in the block and enforces the rule on each. This rule is…
RafiAlhamd
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What would happen if 'more than one RESPONSE' is received for 'a single REQUEST' which was BROADCAST to the Sawtooth Network node peers?

Below statement is from this documentation. In the case where a node could not satisfy the request, the node stores who it received the request from and BROADCASTs the request on to its peers. If that node receives a SEND message with the response…
RafiAlhamd
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Need clarification in documentation of Hyperledger Sawtooth Architecture Guide : Validator Peer to Peer (P2P) Network

I would like to understand the below statementS from this documentation. Part 1: The network component continues to perform a peer search if its number of peers is less than the minimum connectivity. The network component rejects peering attempts if…
RafiAlhamd
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