lint: Move out config reloader context from controller struct

Signed-off-by: Petu Eusebiu <peusebiu@cisco.com>

pkg/cli/config_reloader.go

@@ -1,6 +1,8 @@
 package cli
 
 import (
+	"context"
+
 	"github.com/fsnotify/fsnotify"
 	"github.com/rs/zerolog/log"
 	"zotregistry.io/zot/pkg/api"
@@ -29,8 +31,10 @@ func NewHotReloader(ctlr *api.Controller, filePath string) (*HotReloader, error)
 	return hotReloader, nil
 }
 
-func (hr *HotReloader) Start() {
+func (hr *HotReloader) Start() context.Context {
 	done := make(chan bool)
+
+	reloadCtx, cancelOnReloadFunc := context.WithCancel(context.Background())
 	// run watcher
 	go func() {
 		defer hr.watcher.Close()
@@ -51,8 +55,12 @@ func (hr *HotReloader) Start() {
 
 							continue
 						}
+						// if valid config then reload
+						cancelOnReloadFunc()
 
-						hr.ctlr.LoadNewConfig(newConfig)
+						// create new context
+						reloadCtx, cancelOnReloadFunc = context.WithCancel(context.Background())
+						hr.ctlr.LoadNewConfig(reloadCtx, newConfig)
 					}
 				// watch for errors
 				case err := <-hr.watcher.Errors:
@@ -69,4 +77,6 @@ func (hr *HotReloader) Start() {
 
 		<-done
 	}()
+
+	return reloadCtx
 }