1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
pub use crate::miner::Connection;
use async_std::sync::RwLock;
use chrono::{Duration, NaiveDateTime, Utc};
use std::collections::HashMap;
use std::net::SocketAddr;
#[derive(Default)]
pub struct BanManager {
pub ips: RwLock<HashMap<SocketAddr, NaiveDateTime>>,
}
impl BanManager {
pub fn new() -> Self {
BanManager {
ips: RwLock::new(HashMap::new()),
}
}
pub async fn check_banned(&self, addr: &SocketAddr) -> bool {
let mut to_remove = false;
let banned = match self.ips.read().await.get(addr) {
Some(ban_end_time) => {
if ban_end_time > &Utc::now().naive_utc() {
true
} else {
to_remove = true;
false
}
}
None => false,
};
if to_remove {
self.remove_ban(addr).await;
};
banned
}
pub async fn remove_ban(&self, addr: &SocketAddr) {
self.ips.write().await.remove(addr);
}
pub async fn add_ban(&self, addr: &SocketAddr) {
let ban_time = Utc::now() + Duration::hours(1);
self.ips
.write()
.await
.insert(addr.clone(), ban_time.naive_utc());
}
}