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Merge pull request #14109 from BugRoger/replace_file_with_lsblk_command_for_volume_checks

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This commit is contained in:
k8s-merge-robot 2015-09-17 23:39:50 -07:00
commit 755ff241e3
2 changed files with 9 additions and 8 deletions
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7
pkg/util/mount/mount.go
View File

@ -98,9 +98,10 @@ func (mounter *SafeFormatAndMount) formatAndMount(source string, target string,
// diskLooksUnformatted uses 'file' to see if the given disk is unformated
func (mounter *SafeFormatAndMount) diskLooksUnformatted(disk string) (bool, error) {
args := []string{"-L", "--special-files", disk}
cmd := mounter.Runner.Command("file", args...)
args := []string{"-nd", "-o", "FSTYPE", disk}
cmd := mounter.Runner.Command("lsblk", args...)
dataOut, err := cmd.CombinedOutput()
output := strings.TrimSpace(string(dataOut))
// TODO (#13212): check if this disk has partitions and return false, and
// an error if so.
@ -109,7 +110,7 @@ func (mounter *SafeFormatAndMount) diskLooksUnformatted(disk string) (bool, erro
return false, err
}
return !strings.Contains(string(dataOut), "filesystem"), nil
return output == "", nil
}
// New returns a mount.Interface for the current system.

10
pkg/util/mount/safe_format_and_mount_test.go
View File

@ -65,7 +65,7 @@ func TestSafeFormatAndMount(t *testing.T) {
fstype: "ext4",
mountErrs: []error{fmt.Errorf("unknown filesystem type '(null)'")},
execScripts: []ExecArgs{
{"file", []string{"-L", "--special-files", "/dev/foo"}, "ext4 filesystem", nil},
{"lsblk", []string{"-nd", "-o", "FSTYPE", "/dev/foo"}, "ext4", nil},
},
expectedError: fmt.Errorf("unknown filesystem type '(null)'"),
},
@ -73,7 +73,7 @@ func TestSafeFormatAndMount(t *testing.T) {
fstype: "ext4",
mountErrs: []error{fmt.Errorf("unknown filesystem type '(null)'")},
execScripts: []ExecArgs{
{"file", []string{"-L", "--special-files", "/dev/foo"}, "data", nil},
{"lsblk", []string{"-nd", "-o", "FSTYPE", "/dev/foo"}, "", nil},
{"mkfs.ext4", []string{"-E", "lazy_itable_init=0,lazy_journal_init=0", "-F", "/dev/foo"}, "", fmt.Errorf("formatting failed")},
},
expectedError: fmt.Errorf("formatting failed"),
@ -82,7 +82,7 @@ func TestSafeFormatAndMount(t *testing.T) {
fstype: "ext4",
mountErrs: []error{fmt.Errorf("unknown filesystem type '(null)'"), fmt.Errorf("Still cannot mount")},
execScripts: []ExecArgs{
{"file", []string{"-L", "--special-files", "/dev/foo"}, "data", nil},
{"lsblk", []string{"-nd", "-o", "FSTYPE", "/dev/foo"}, "", nil},
{"mkfs.ext4", []string{"-E", "lazy_itable_init=0,lazy_journal_init=0", "-F", "/dev/foo"}, "", nil},
},
expectedError: fmt.Errorf("Still cannot mount"),
@ -91,7 +91,7 @@ func TestSafeFormatAndMount(t *testing.T) {
fstype: "ext4",
mountErrs: []error{fmt.Errorf("unknown filesystem type '(null)'"), nil},
execScripts: []ExecArgs{
{"file", []string{"-L", "--special-files", "/dev/foo"}, "data", nil},
{"lsblk", []string{"-nd", "-o", "FSTYPE", "/dev/foo"}, "", nil},
{"mkfs.ext4", []string{"-E", "lazy_itable_init=0,lazy_journal_init=0", "-F", "/dev/foo"}, "", nil},
},
expectedError: nil,
@ -100,7 +100,7 @@ func TestSafeFormatAndMount(t *testing.T) {
fstype: "ext3",
mountErrs: []error{fmt.Errorf("unknown filesystem type '(null)'"), nil},
execScripts: []ExecArgs{
{"file", []string{"-L", "--special-files", "/dev/foo"}, "data", nil},
{"lsblk", []string{"-nd", "-o", "FSTYPE", "/dev/foo"}, "", nil},
{"mkfs.ext3", []string{"-E", "lazy_itable_init=0,lazy_journal_init=0", "-F", "/dev/foo"}, "", nil},
},
expectedError: nil,