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Structure, dummy API config

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Ara Sadoyan
2025-02-18 14:54:48 +01:00
parent f448e55fc2
commit 3b37582f59
2 changed files with 56 additions and 21 deletions
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58
src/utils/discovery.rs
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@@ -9,31 +9,46 @@ use async_trait::async_trait;
use notify::event::ModifyKind;
use notify::{Config, Event, EventKind, RecommendedWatcher, RecursiveMode, Watcher};
use std::path::Path;
use tokio::sync::mpsc;
use tokio::task;
pub struct DSC;
pub struct FromFileProvider {
pub path: String,
}
pub struct APIUpstreamProvider {
pub api_url: String,
}
#[async_trait]
pub trait Discovery {
async fn discover(&self, tx: Sender<DashMap<String, (Vec<(String, u16)>, AtomicUsize)>>);
async fn run(&self, tx: Sender<DashMap<String, (Vec<(String, u16)>, AtomicUsize)>>);
}
#[async_trait]
impl Discovery for DSC {
async fn discover(&self, tx: Sender<DashMap<String, (Vec<(String, u16)>, AtomicUsize)>>) {
let file_path = "etc/upstreams.conf";
tokio::spawn(watch_file(file_path, tx));
impl Discovery for APIUpstreamProvider {
async fn run(&self, mut toreturn: Sender<DashMap<String, (Vec<(String, u16)>, AtomicUsize)>>) {
loop {
let dm: DashMap<String, (Vec<(String, u16)>, AtomicUsize)> = DashMap::new();
dm.insert(
self.api_url.to_string(),
(vec![("192.168.1.1".parse().unwrap(), 8000), ("192.168.1.10".parse().unwrap(), 8000)], AtomicUsize::new(0)),
);
println!("= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = ");
let _ = toreturn.send(dm).await.unwrap();
println!("= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = ");
tokio::time::sleep(Duration::from_secs(20)).await;
}
}
}
// pub async fn dsc(tx: Sender<DashMap<String, (Vec<(String, u16)>, AtomicUsize)>>) {
// let file_path = "etc/upstreams.conf";
// tokio::spawn(watch_file(file_path, tx));
// }
pub async fn watch_file(file_path: &str, mut toreturn: Sender<DashMap<String, (Vec<(String, u16)>, AtomicUsize)>>) {
#[async_trait]
impl Discovery for FromFileProvider {
async fn run(&self, tx: Sender<DashMap<String, (Vec<(String, u16)>, AtomicUsize)>>) {
tokio::spawn(watch_file(self.path.clone(), tx.clone()));
}
}
pub async fn watch_file(fp: String, mut toreturn: Sender<DashMap<String, (Vec<(String, u16)>, AtomicUsize)>>) {
let file_path = fp.as_str();
let parent_dir = Path::new(file_path).parent().unwrap(); // Watch directory, not file
let (tx, mut rx) = mpsc::channel::<notify::Result<Event>>(10);
let (local_tx, mut local_rx) = tokio::sync::mpsc::channel::<notify::Result<Event>>(1);
println!("Watching for changes in {:?}", parent_dir);
let paths = fs::read_dir(parent_dir).unwrap();
@@ -49,7 +64,7 @@ pub async fn watch_file(file_path: &str, mut toreturn: Sender<DashMap<String, (V
move || {
let mut watcher = RecommendedWatcher::new(
move |res| {
let _ = tx.blocking_send(res);
let _ = local_tx.blocking_send(res);
},
Config::default(),
)
@@ -61,21 +76,28 @@ pub async fn watch_file(file_path: &str, mut toreturn: Sender<DashMap<String, (V
}
}
});
// loop {
// println!(" ---------------------------------------------------------------- ");
// thread::sleep(Duration::from_secs(1));
// }
let mut start = Instant::now();
while let Some(event) = rx.recv().await {
while let Some(event) = local_rx.recv().await {
match event {
Ok(e) => match e.kind {
EventKind::Modify(ModifyKind::Data(_)) | EventKind::Create(..) | EventKind::Remove(..) => {
if e.paths[0].to_str().unwrap().ends_with("conf") {
if start.elapsed() > Duration::from_secs(10) {
// if start.elapsed() > Duration::from_secs(10) {
if start.elapsed() > Duration::from_secs(2) {
start = Instant::now();
println!("Config File changed :=> {:?}", e);
let snd = read_upstreams_from_file(file_path);
let _ = toreturn.send(snd).await.unwrap();
}
}
}
_ => (),
_ => (), //println!("* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *"),
},
Err(e) => println!("Watch error: {:?}", e),
}