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Cleaned up formatting

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This commit is contained in:
amarcu5
2018-04-28 21:23:00 +01:00
parent 4c3d5dbc2f
commit 8a3c5847a8
1 changed files with 28 additions and 30 deletions
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58
src/duplicacy_shadowcopy_osx.go
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@@ -22,14 +22,14 @@ var snapshotDate string
func CommandWithTimeout(timeoutInSeconds int, name string, arg ...string) (output string, err error) {
ctx, cancel := context.WithTimeout(context.Background(), time.Duration(timeoutInSeconds) * time.Second)
ctx, cancel := context.WithTimeout(context.Background(), time.Duration(timeoutInSeconds) * time.Second)
defer cancel()
cmd := exec.CommandContext(ctx, name, arg...)
out, err := cmd.Output()
if ctx.Err() == context.DeadlineExceeded {
err = errors.New("Command '" + name + "' timed out")
if ctx.Err() == context.DeadlineExceeded {
err = errors.New("Command '" + name + "' timed out")
}
output = string(out)
@@ -38,28 +38,27 @@ func CommandWithTimeout(timeoutInSeconds int, name string, arg ...string) (outpu
func DeleteShadowCopy() {
if snapshotPath == "" {
return
}
if snapshotPath == "" {
return
}
err := exec.Command("umount", "-f", snapshotPath).Run()
if err != nil {
LOG_ERROR("VSS_DELETE", "Error while unmounting snapshot")
if err != nil {
LOG_ERROR("VSS_DELETE", "Error while unmounting snapshot")
return
}
err = exec.Command("tmutil", "deletelocalsnapshots", snapshotDate).Run()
if err != nil {
LOG_ERROR("VSS_DELETE", "Error while deleting local snapshot")
if err != nil {
LOG_ERROR("VSS_DELETE", "Error while deleting local snapshot")
return
}
os.RemoveAll(snapshotPath)
LOG_INFO("VSS_DELETE", "Shadow copy unmounted and deleted at %s", snapshotPath)
snapshotPath = ""
os.RemoveAll(snapshotPath)
LOG_INFO("VSS_DELETE", "Shadow copy unmounted and deleted at %s", snapshotPath)
snapshotPath = ""
}
func CreateShadowCopy(top string, shadowCopy bool, timeoutInSeconds int) (shadowTop string) {
@@ -69,38 +68,37 @@ func CreateShadowCopy(top string, shadowCopy bool, timeoutInSeconds int) (shadow
}
if timeoutInSeconds <= 60 {
timeoutInSeconds = 60
timeoutInSeconds = 60
}
tmpDir, err := ioutil.TempDir("/tmp/", "snp_")
tmpDir, err := ioutil.TempDir("/tmp/", "snp_")
if err != nil {
LOG_ERROR("VSS_CREATE", "Failed to create temporary mount directory")
LOG_ERROR("VSS_CREATE", "Failed to create temporary mount directory")
return top
}
snapshotPath = tmpDir
tmutilOutput, err := CommandWithTimeout(timeoutInSeconds, "tmutil", "snapshot", "/")
if err != nil {
LOG_ERROR("VSS_CREATE", "Error while calling tmutil: " + err.Error())
if err != nil {
LOG_ERROR("VSS_CREATE", "Error while calling tmutil: " + err.Error())
return top
}
colonPos := strings.IndexByte(tmutilOutput, ':')
if colonPos < 0 {
LOG_ERROR("VSS_CREATE", "Snapshot creation failed")
LOG_ERROR("VSS_CREATE", "Snapshot creation failed")
return top
}
snapshotDate = strings.TrimSpace(tmutilOutput[colonPos+1:])
_, err = CommandWithTimeout(timeoutInSeconds, "mount", "-t", "apfs", "-o", "nobrowse,-s=com.apple.TimeMachine." + snapshotDate, "/", snapshotPath)
if err != nil {
LOG_ERROR("VSS_CREATE", "Error while mounting snapshot: " + err.Error())
return top
_, err = CommandWithTimeout(timeoutInSeconds,
"mount", "-t", "apfs", "-o", "nobrowse,-r,-s=com.apple.TimeMachine." + snapshotDate, "/", snapshotPath)
if err != nil {
LOG_ERROR("VSS_CREATE", "Error while mounting snapshot: " + err.Error())
return top
}
LOG_DEBUG("VSS_PROPERTY", "Returned path: %s", snapshotPath + top)
LOG_INFO("VSS_DONE", "Shadow copy created and mounted at %s", snapshotPath)
LOG_INFO("VSS_DONE", "Shadow copy created and mounted at %s", snapshotPath)
return snapshotPath + top
}