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fix(config_watcher): allow backupcopy for vim (#122) 

by watching the parent dir of config file, we can receive events regardless of the inode of the config file.
This commit is contained in:
mgt 2022-02-21 14:31:21 +08:00 committed by GitHub
parent 55aedfc29a
commit a492ea4f14
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1 changed files with 10 additions and 4 deletions
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14
src/config_watcher.rs
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@ -11,7 +11,7 @@ use tokio::sync::{broadcast, mpsc};
use tracing::{error, info, instrument};
#[cfg(feature = "notify")]
use notify::{event::ModifyKind, EventKind, RecursiveMode, Watcher};
use notify::{EventKind, RecursiveMode, Watcher};
#[derive(Debug, PartialEq)]
pub enum ConfigChange {
@ -139,18 +139,24 @@ async fn config_watcher(
mut old: Config,
) -> Result<()> {
let (fevent_tx, mut fevent_rx) = mpsc::unbounded_channel();
let parent_path = path.parent().expect("config file should have a parent dir");
let path_clone = path.clone();
let mut watcher =
notify::recommended_watcher(move |res: Result<notify::Event, _>| match res {
Ok(e) => {
if let EventKind::Modify(ModifyKind::Data(_)) = e.kind {
if matches!(e.kind, EventKind::Modify(_))
&& e.paths
.iter()
.map(|x| x.file_name())
.any(|x| x == path_clone.file_name())
{
let _ = fevent_tx.send(true);
}
}
Err(e) => error!("watch error: {:#}", e),
})?;
watcher.watch(&path, RecursiveMode::NonRecursive)?;
watcher.watch(parent_path, RecursiveMode::NonRecursive)?;
info!("Start watching the config");
loop {