vendor: cadvisor v0.39.0

Main upgrades:
- github.com/opencontainers/runc v1.0.0-rc93
- github.com/containerd/containerd v1.4.4
- github.com/docker/docker v20.10.2
- github.com/mrunalp/fileutils v0.5.0
- github.com/opencontainers/selinux v1.8.0
- github.com/cilium/ebpf v0.2.0

vendor/github.com/mrunalp/fileutils/fileutils.go

@@ -22,7 +22,7 @@ func CopyFile(source string, dest string) error {
 
 	uid := int(st.Uid)
 	gid := int(st.Gid)
-	modeType := si.Mode()&os.ModeType
+	modeType := si.Mode() & os.ModeType
 
 	// Handle symlinks
 	if modeType == os.ModeSymlink {
@@ -52,19 +52,7 @@ func CopyFile(source string, dest string) error {
 
 	// Handle regular files
 	if si.Mode().IsRegular() {
-		sf, err := os.Open(source)
-		if err != nil {
-			return err
-		}
-		defer sf.Close()
-
-		df, err := os.Create(dest)
-		if err != nil {
-			return err
-		}
-		defer df.Close()
-
-		_, err = io.Copy(df, sf)
+		err = copyInternal(source, dest)
 		if err != nil {
 			return err
 		}
@@ -85,6 +73,28 @@ func CopyFile(source string, dest string) error {
 	return nil
 }
 
+func copyInternal(source, dest string) (retErr error) {
+	sf, err := os.Open(source)
+	if err != nil {
+		return err
+	}
+	defer sf.Close()
+
+	df, err := os.Create(dest)
+	if err != nil {
+		return err
+	}
+	defer func() {
+		err := df.Close()
+		if retErr == nil {
+			retErr = err
+		}
+	}()
+
+	_, err = io.Copy(df, sf)
+	return err
+}
+
 // CopyDirectory copies the files under the source directory
 // to dest directory. The dest directory is created if it
 // does not exist.

vendor/github.com/mrunalp/fileutils/go.mod

@@ -0,0 +1,3 @@
+module github.com/mrunalp/fileutils
+
+go 1.13