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authorJakob Unterwurzacher2021-07-31 13:24:25 +0200
committerJakob Unterwurzacher2021-07-31 13:24:25 +0200
commit1bc1db620b061aabf59469a5eb4fb60e3e1701a3 (patch)
treed569e213c3a046cdb1fa01fe089fbab048a6fdfe /tests/cli
parenteecbcbb0905320fc8a030fb716bee259bf6dd00f (diff)
fusefrontend: -sharedstorage: present stable inode numbers
Use the Gen field (inode generation) to distinguish hard links while passing the real inode numbers to userspace. Fixes https://github.com/rfjakob/gocryptfs/issues/584
Diffstat (limited to 'tests/cli')
-rw-r--r--tests/cli/cli_test.go14
1 files changed, 5 insertions, 9 deletions
diff --git a/tests/cli/cli_test.go b/tests/cli/cli_test.go
index df36822..33c9e7b 100644
--- a/tests/cli/cli_test.go
+++ b/tests/cli/cli_test.go
@@ -929,8 +929,8 @@ func TestInitNotEmpty(t *testing.T) {
}
}
-// TestSharedstorage checks that `-sharedstorage` hands out arbitrary inode
-// numbers (no hard link tracking)
+// TestSharedstorage checks that `-sharedstorage` shows stable inode numbers to
+// userpsace despite having hard link tracking disabled
func TestSharedstorage(t *testing.T) {
dir := test_helpers.InitFS(t)
mnt := dir + ".mnt"
@@ -944,7 +944,7 @@ func TestSharedstorage(t *testing.T) {
if err := os.Link(foo1, foo2); err != nil {
t.Fatal(err)
}
- var st1, st2, st3 syscall.Stat_t
+ var st1, st2 syscall.Stat_t
if err := syscall.Stat(foo1, &st1); err != nil {
t.Fatal(err)
}
@@ -952,12 +952,8 @@ func TestSharedstorage(t *testing.T) {
if err := syscall.Stat(foo2, &st2); err != nil {
t.Fatal(err)
}
- // Stat()'ing again should give us again a new inode number
- if err := syscall.Stat(foo2, &st3); err != nil {
- t.Fatal(err)
- }
- if st1.Ino == st2.Ino || st2.Ino == st3.Ino || st1.Ino == st3.Ino {
- t.Error(st1.Ino, st2.Ino, st3.Ino)
+ if st1.Ino != st2.Ino {
+ t.Errorf("unstable inode number: changed from %d to %d", st1.Ino, st2.Ino)
}
// Check that we we don't have stat caching. New length should show up
// on the hard link immediately.