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root_test: fix leftover loop mount

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After running "make root_test" a few times df would look like this,
no good:

$ df
Filesystem                  1K-blocks       Used Available Use% Mounted on
[...]
/dev/loop11                      8729       8525         0 100% /tmp/gocryptfs-test-parent-0/4081611019/TestDiskFull.ext4.mnt
/dev/loop12                      8729       8525         0 100% /tmp/gocryptfs-test-parent-0/1959939106/TestDiskFull.ext4.mnt
/dev/loop13                      8729       8525         0 100% /tmp/gocryptfs-test-parent-0/2455888382/TestDiskFull.ext4.mnt
/dev/loop14                      8729       8525         0 100% /tmp/gocryptfs-test-parent-0/2002998275/TestDiskFull.ext4.mnt
/dev/loop15                      8729       8525         0 100% /var/tmp/gocryptfs-test-parent-0/806736609/TestDiskFull.ext4.mnt
/dev/loop16                      8729       8525         0 100% /tmp/gocryptfs-test-parent-0/4050106930/TestDiskFull.ext4.mnt
/dev/loop17                      8729       8525         0 100% /tmp/gocryptfs-test-parent-0/1661931756/TestDiskFull.ext4.mnt
/dev/loop18                      8729       8525         0 100% /tmp/gocryptfs-test-parent-0/617990718/TestDiskFull.ext4.mnt
/dev/loop19                      8729       8525         0 100% /tmp/gocryptfs-test-parent-0/3194420338/TestDiskFull.ext4.mnt
/dev/loop20                      8729       8525         0 100% /tmp/gocryptfs-test-parent-0/2180745159/TestDiskFull.ext4.mnt

Turns out the unmount failed with EBUSY, so use lazy
unmount.
This commit is contained in:
Jakob Unterwurzacher 2022-01-27 18:35:45 +01:00
parent ba75aa1ab0
commit a2b54cfccd
1 changed files with 7 additions and 1 deletions
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8
tests/root_test/root_test.go
View File

@ -179,7 +179,13 @@ func TestDiskFull(t *testing.T) {
t.Fatal(err) t.Fatal(err)
} }
defer syscall.Unlink(ext4img) defer syscall.Unlink(ext4img)
defer syscall.Unmount(ext4mnt, 0) defer func() {
const MNT_DETACH = 2
err := syscall.Unmount(ext4mnt, MNT_DETACH)
if err != nil {
t.Log(err)
}
}()
// gocryptfs -init // gocryptfs -init
cipherdir := ext4mnt + "/a" cipherdir := ext4mnt + "/a"