Log events only related to a valid CNI configuration file.

Logs only .conf, .json and .conflist files.

Signed-off-by: roman-kiselenko <[email protected]>

pkg/ocicni/ocicni.go

@@ -22,6 +22,8 @@ import (
 	"github.com/sirupsen/logrus"
 )
 
+var cniConfigExtensions = []string{".conf", ".conflist", ".json"}
+
 type cniNetworkPlugin struct {
 	cniConfig *libcni.CNIConfig
 
@@ -155,10 +157,16 @@ func (plugin *cniNetworkPlugin) monitorConfDir(ctx context.Context, start *sync.
 	start.Done()
 	plugin.done.Add(1)
 	defer plugin.done.Done()
+	exts := map[string]bool{}
+	for _, ext := range cniConfigExtensions {
+		exts[ext] = true
+	}
 	for {
 		select {
 		case event := <-plugin.watcher.Events:
-			logrus.Infof("CNI monitoring event %v", event)
+			if exts[filepath.Ext(event.Name)] {
+				logrus.Infof("CNI monitoring event %v", event)
+			}
 
 			var defaultDeleted bool
 			createWriteRename := event.Op&fsnotify.Create == fsnotify.Create ||
@@ -287,7 +295,7 @@ func (plugin *cniNetworkPlugin) Shutdown() error {
 }
 
 func loadNetworks(ctx context.Context, confDir string, cni *libcni.CNIConfig) (networks map[string]*cniNetwork, defaultNetName string, err error) {
-	files, err := libcni.ConfFiles(confDir, []string{".conf", ".conflist", ".json"})
+	files, err := libcni.ConfFiles(confDir, cniConfigExtensions)
 	if err != nil {
 		return nil, "", err
 	}