#7. PId support + new status + todo

noxis-rs/src/utils/prcs.rs

@@ -14,9 +14,34 @@ pub mod v2 {
 
     use super::*;
 
+    #[derive(Debug)]
+    struct Pid(i64); 
+
+    impl std::fmt::Display for Pid {
+    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+        return write!(f, "{}", self.0);
+    }
+}
+
+    impl Pid {
+        fn new() -> Self {
+            Pid(-1)
+        }
+        fn new_from_output(pid: Option<Output>) -> Self {
+            let temp = {
+                match pid {
+                    Some(pid) => String::from_utf8_lossy(pid.stdout.trim_ascii()).into_owned(),
+                    None => return Pid(-1),
+                }
+            };
+            Pid(temp.parse::<i64>().unwrap_or_else(|_| { -1 }))
+        }
+    }
+    
     #[derive(Debug)]
     pub struct ProcessesController {
-        name: Arc<str>,
+        pub name: Arc<str>,
+        pub pid : Pid, 
         bin: String,
         // obj: Arc<TrackingProcess>,
         state: ProcessState,
@@ -34,6 +59,7 @@ pub mod v2 {
         pub fn new(name: &str, event_reader: MpscReciever<Events>) -> ProcessesController {
             ProcessesController {
                 name : Arc::from(name),
+                pid : Pid::new(), 
                 bin : String::new(),
                 state : ProcessState::Stopped,
                 event_reader,
@@ -55,6 +81,23 @@ pub mod v2 {
                         info!("Event on {} `{}` for {}. Stopping ...", dep_type, dep_name, self.name);
                         terminate_process(&self.name).await;
                         self.state = ProcessState::Stopped;
+                        self.pid = Pid::new();
+                    }
+                },
+                "user-stop" => {
+                    if is_active(&self.name).await {
+                        info!("Event on {} `{}` for {}. Stopping ...", dep_type, "User Stop Call", self.name);
+                        terminate_process(&self.name).await;
+                        self.state = ProcessState::StoppedByCli;
+                        self.pid = Pid::new();
+                    }
+                },
+                "user-hold" => {
+                    if is_active(&self.name).await {
+                        info!("Event on {} `{}` for {}. Stopping ...", dep_type, "User Hold Call", self.name);
+                        freeze_process(&self.name).await;
+                        self.state = ProcessState::HoldingByCli;
+                        self.pid = Pid::new();
                     }
                 },
                 "hold" => {
@@ -62,11 +105,14 @@ pub mod v2 {
                         info!("Event on {} `{}` for {}. Freezing ...", dep_type, dep_name, self.name);
                         freeze_process(&self.name).await;
                         self.state = ProcessState::Holding;
+                        self.pid = Pid::new();
                     }
                 },
                 "restart" => {
                     info!("Event on {} `{}` for {}. Restarting ...", dep_type, dep_name, self.name);
                     let _ = restart_process(&self.name, &self.bin).await;
+                    self.pid = Pid::new_from_output(get_pid(self.name.as_ref()).await);
+                    info!("{}: New PID - {}", self.name, self.pid);
                 },
                 _ => error!("Impermissible trigger in file-trigger for {}. Ignoring event ...", self.name),
             }
@@ -85,6 +131,8 @@ pub mod v2 {
                             error!("Cannot unfreeze process {} : {}", self.name, er);
                         } else {
                             self.state = ProcessState::Pending;
+                            self.pid = Pid::new_from_output(get_pid(self.name.as_ref()).await);
+                            info!("{}: New PID - {}", self.name, self.pid); 
                         }
                     }, 
                     ProcessState::Stopped => {
@@ -93,6 +141,8 @@ pub mod v2 {
                             error!("Cannot start process {} : {}", self.name, er);
                         } else {
                             self.state = ProcessState::Pending;
+                            self.pid = Pid::new_from_output(get_pid(self.name.as_ref()).await);
+                            info!("{}: New PID - {}", self.name, self.pid);
                         }
                     },
                     _ => {},