Use uint32 as Event's Status type everywhere

Signed-off-by: Kenfe-Mickael Laventure <mickael.laventure@gmail.com>

supervisor/delete.go

@@ -11,7 +11,7 @@ import (
 type DeleteTask struct {
 	baseTask
 	ID      string
-	Status  int
+	Status  uint32
 	PID     string
 	NoEvent bool
 	Process runtime.Process

supervisor/exit.go

@@ -63,7 +63,7 @@ type ExecExitTask struct {
 	baseTask
 	ID      string
 	PID     string
-	Status  int
+	Status  uint32
 	Process runtime.Process
 }
 

supervisor/sort_test.go

@@ -46,8 +46,8 @@ func (p *testProcess) ExitFD() int {
 	return -1
 }
 
-func (p *testProcess) ExitStatus() (int, error) {
-	return -1, nil
+func (p *testProcess) ExitStatus() (uint32, error) {
+	return runtime.UnknownStatus, nil
 }
 
 func (p *testProcess) Container() runtime.Container {

supervisor/supervisor.go

@@ -186,7 +186,7 @@ type Event struct {
 	Type      string    `json:"type"`
 	Timestamp time.Time `json:"timestamp"`
 	PID       string    `json:"pid,omitempty"`
-	Status    int       `json:"status,omitempty"`
+	Status    uint32    `json:"status,omitempty"`
 }
 
 // Events returns an event channel that external consumers can use to receive updates