fix: use openfile to explicitly set magic image perms (#370)

mafredri · johnstcn · commit 03def8762767 · 2024-09-27T21:13:55.000+01:00
(cherry picked from commit 0a11dad)
diff --git a/envbuilder.go b/envbuilder.go
@@ -1596,7 +1596,7 @@ func copyFile(fs billy.Filesystem, src, dst string, mode fs.FileMode) error {
 }
 
 func writeMagicImageFile(fs billy.Filesystem, path string, v any) error {
-	file, err := fs.Create(path)
+	file, err := fs.OpenFile(path, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0o644)
 	if err != nil {
 		return fmt.Errorf("create magic image file: %w", err)
 	}

Original file line number	Diff line number	Diff line change
`@@ -1596,7 +1596,7 @@ func copyFile(fs billy.Filesystem, src, dst string, mode fs.FileMode) error {`
`1596`	`1596`	`}`
`1597`	`1597`
`1598`	`1598`	`func writeMagicImageFile(fs billy.Filesystem, path string, v any) error {`
`1599`		`- file, err := fs.Create(path)`
	`1599`	`+ file, err := fs.OpenFile(path, os.O_CREATE\|os.O_WRONLY\|os.O_TRUNC, 0o644)`
`1600`	`1600`	`if err != nil {`
`1601`	`1601`	`return fmt.Errorf("create magic image file: %w", err)`
`1602`	`1602`	`}`