bitcoinknots/bitcoin

Broadcast a transaction to specific nodes

Open

#50 opened on Oct 3, 2022

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 (2 comments) (0 reactions) (0 assignees)C++ (160 forks)auto 404
enhancementgood first issuehelp wanted

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Description

Is your feature request related to a problem? Please describe.

It would be great if users could select a node for broadcasting transaction instead of all nodes. Recently @openoms wanted to do this : https://twitter.com/openoms/status/1573594264730312704

Describe the solution you'd like

A parameter in sendrawtransaction that could be used to select node with node id.

Describe alternatives you've considered

libbtc library: https://twitter.com/1440000bytes/status/1574225052240777216

Additional context

This would improve privacy and requires a new function in src\net_processing.cpp similar to RelayTransaction() or add some lines in the same function.

Contributor guide

Research direction
Implement a new function or modify RelayTransaction() in src/net processing.cpp to accept a node ID parameter for selective broadcasting.
Tech stack
cpp
Domain
backend
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-2 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Mostly clear
Prerequisites
C++Git
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
45