mmill sapristi

## How to detect malfuntioning nodes.md

      
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                sapristi
                / How to detect malfuntioning nodes.md
            
            
              Last active
              June 4, 2023 10:14
            
              
                Locutus
              
          
    Locutus

How to detect malfunctioning / byzantine nodes?

Situation


Nodes W, X, Y and Z hold the state of contract c
Node X has W and Y as peers
A is any node
We measure performance of X


## cargo.toml
[package]
name = "rust"
version = "0.1.0"
edition = "2021"

# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

[dependencies]
rand = "0.8.5"
ring = "0.16.20"

## keyboard.rules
# /etc/udev/rules.d/00-keyboard.rules

ACTION=="add", ATTR{name}=="Bastard Keyboards Charybdis Nano", ATTR{phys}=="*/input0", OWNER="sapristi", RUN+="/usr/local/bin/usb-keyboard-udev Charybdis"

NOTE:
on ubunut, use ACTION=="bind", otherwise device may not be present !!
	[package]
	name = "rust"
	version = "0.1.0"
	edition = "2021"

	# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

	[dependencies]
	rand = "0.8.5"
	ring = "0.16.20"
	# /etc/udev/rules.d/00-keyboard.rules

	ACTION=="add", ATTR{name}=="Bastard Keyboards Charybdis Nano", ATTR{phys}=="*/input0", OWNER="sapristi", RUN+="/usr/local/bin/usb-keyboard-udev Charybdis"

	NOTE:
	on ubunut, use ACTION=="bind", otherwise device may not be present !!