node.rs: randomly send [1-5] RPC calls to prevent fingerprinting

This commit is contained in:
hinto-janaiyo 2022-10-15 11:24:02 -04:00
parent c93a07b7a5
commit dafb8fc18e
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2 changed files with 21 additions and 16 deletions

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@ -16,6 +16,7 @@ log = "0.4.17"
monero = "0.18.0"
num_cpus = "1.13.1"
num-format = "0.4.0"
rand = "0.8.5"
regex = "1.6.0"
reqwest = { version = "0.11.12", features = ["blocking", "json"] }
serde = "1.0.145"

View file

@ -21,6 +21,7 @@ use std::collections::HashMap;
use std::error::Error;
use std::thread;
use egui::Color32;
use rand::Rng;
use log::*;
// Community Monerod nodes. All of these have ZMQ on 18083.
@ -69,19 +70,21 @@ pub struct PingResult {
impl NodeStruct {
pub fn default() -> Self {
use crate::NodeEnum::*;
let ms = 0;
let color = Color32::GRAY;
Self {
c3pool: Data { ms: 0, color: Color32::GRAY, id: C3pool, ip: C3POOL.to_string(), },
cake: Data { ms: 0, color: Color32::GRAY, id: Cake, ip: CAKE.to_string(), },
cake_eu: Data { ms: 0, color: Color32::GRAY, id: CakeEu, ip: CAKE_EU.to_string(), },
cake_uk: Data { ms: 0, color: Color32::GRAY, id: CakeUk, ip: CAKE_UK.to_string(), },
cake_us: Data { ms: 0, color: Color32::GRAY, id: CakeUs, ip: CAKE_US.to_string(), },
monerujo: Data { ms: 0, color: Color32::GRAY, id: Monerujo, ip: MONERUJO.to_string(), },
rino: Data { ms: 0, color: Color32::GRAY, id: Rino, ip: RINO.to_string(), },
selsta: Data { ms: 0, color: Color32::GRAY, id: Selsta, ip: SELSTA.to_string(), },
seth: Data { ms: 0, color: Color32::GRAY, id: Seth, ip: SETH.to_string(), },
supportxmr: Data { ms: 0, color: Color32::GRAY, id: SupportXmr, ip: SUPPORTXMR.to_string(), },
supportxmr_ir: Data { ms: 0, color: Color32::GRAY, id: SupportXmrIr, ip: SUPPORTXMR_IR.to_string(), },
xmrvsbeast: Data { ms: 0, color: Color32::GRAY, id: XmrVsBeast, ip: XMRVSBEAST.to_string(), },
c3pool: Data { ms, color, id: C3pool, ip: C3POOL.to_string(), },
cake: Data { ms, color, id: Cake, ip: CAKE.to_string(), },
cake_eu: Data { ms, color, id: CakeEu, ip: CAKE_EU.to_string(), },
cake_uk: Data { ms, color, id: CakeUk, ip: CAKE_UK.to_string(), },
cake_us: Data { ms, color, id: CakeUs, ip: CAKE_US.to_string(), },
monerujo: Data { ms, color, id: Monerujo, ip: MONERUJO.to_string(), },
rino: Data { ms, color, id: Rino, ip: RINO.to_string(), },
selsta: Data { ms, color, id: Selsta, ip: SELSTA.to_string(), },
seth: Data { ms, color, id: Seth, ip: SETH.to_string(), },
supportxmr: Data { ms, color, id: SupportXmr, ip: SUPPORTXMR.to_string(), },
supportxmr_ir: Data { ms, color, id: SupportXmrIr, ip: SUPPORTXMR_IR.to_string(), },
xmrvsbeast: Data { ms, color, id: XmrVsBeast, ip: XMRVSBEAST.to_string(), },
}
}
@ -96,7 +99,8 @@ impl NodeStruct {
// This is for pinging the community nodes to
// find the fastest/slowest one for the user.
// The process:
// - Send 3x [get_info] JSON-RPC requests over HTTP
// - Send [get_info] JSON-RPC requests over HTTP
// - To prevent fingerprinting, randomly send [1-5] calls
// - Measure each request in milliseconds as [u128]
// - Timeout on requests over 5 seconds
// - Calculate average time
@ -142,7 +146,7 @@ impl NodeStruct {
};
let mut timeout = false;
let mut mid = Duration::new(0, 0);
let max = 3;
let max = rng::thread_rng().gen_range(1..5);
for i in 1..=max {
let client = reqwest::blocking::ClientBuilder::new();
let client = reqwest::blocking::ClientBuilder::timeout(client, timeout_sec);
@ -152,7 +156,7 @@ impl NodeStruct {
match client.post(http).json(&get_info).send() {
Ok(r) => mid += now.elapsed(),
Err(err) => {
error!("Timeout on [{}] (over 3 seconds)", ip);
error!("Timeout on [{}: {}] (over 5 seconds)", id, ip);
mid += timeout_sec;
timeout = true;
},
@ -160,7 +164,7 @@ impl NodeStruct {
}
let ms = mid.as_millis() / 3;
vec.push((ms, id));
info!("{}ms ... {}", ms, ip);
info!("{}ms ... {} calls ... {}", ms, max, ip);
let color: Color32;
if timeout == true {
color = Color32::BLACK