separate app shutdown

src/apps.rs

@@ -49,13 +49,13 @@ impl Apps {
 		(procs, holds)
 	}
 
-	pub fn run(&self, procs: Vec<Proc>, holds: Option<i8>) -> Result<()> {
+	pub fn run(&self, procs: Vec<Proc>, holds: Option<i8>) -> Result<Vec<Proc>> {
 		let mut procs = procs;
 		let mut holds = holds;
 
 		if holds.unwrap_or(0) < 1 {
 			error!("no holds configured");
-			return Ok(());
+			return Ok(Vec::new());
 		}
 
 		while holds > Some(0) {
@@ -99,12 +99,6 @@ impl Apps {
 			procs = newprocs;
 		}
 
-		info!("shutting down");
-		for mut proc in procs {
-			info!("stopping {}", &proc.app.name);
-			let _ = proc.child.kill();
-		}
-
-		Ok(())
+		Ok(procs)
 	}
 }

src/main.rs

@@ -31,6 +31,12 @@ fn main() {
 fn startup() -> Result<()> {
 	let apps = Apps::load("sup.toml")?;
 	let (procs, holds) = apps.start();
-	apps.run(procs, holds)?;
+	let procs = apps.run(procs, holds)?;
+
+	info!("shutting down");
+	for mut proc in procs {
+		proc.stop();
+	}
+
 	Ok(())
 }

src/proc.rs

@@ -23,6 +23,11 @@ impl Proc {
 		Ok(Proc { app, child })
 	}
 
+	pub fn stop(&mut self) {
+		info!("stopping {}", &self.app.name);
+		let _ = self.child.kill();
+	}
+
 	pub fn check_stdout(&mut self) -> Option<String> {
 		let child_stdout = self.child.stdout.as_mut();
 		if let Some(stdout) = child_stdout {