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package v2
import (
"fmt"
"strings"
"testing"
"github.com/gophercloud/gophercloud"
"github.com/gophercloud/gophercloud/acceptance/tools"
"github.com/gophercloud/gophercloud/openstack/sharedfilesystems/v2/snapshots"
)
// CreateSnapshot will create a snapshot from the share ID with a name. An error will
// be returned if the snapshot could not be created
func CreateSnapshot(t *testing.T, client *gophercloud.ServiceClient, shareID string) (*snapshots.Snapshot, error) {
if testing.Short() {
t.Skip("Skipping test that requres share creation in short mode.")
}
createOpts := snapshots.CreateOpts{
ShareID: shareID,
Name: "My Test Snapshot",
Description: "My Test Description",
}
snapshot, err := snapshots.Create(client, createOpts).Extract()
if err != nil {
t.Logf("Failed to create snapshot")
return nil, err
}
err = waitForSnapshotStatus(t, client, snapshot.ID, "available")
if err != nil {
t.Logf("Failed to get %s snapshot status", snapshot.ID)
return snapshot, err
}
return snapshot, nil
}
// ListSnapshots lists all snapshots that belong to this tenant's project.
// An error will be returned if the snapshots could not be listed..
func ListSnapshots(t *testing.T, client *gophercloud.ServiceClient) ([]snapshots.Snapshot, error) {
r, err := snapshots.ListDetail(client, &snapshots.ListOpts{}).AllPages()
if err != nil {
return nil, err
}
return snapshots.ExtractSnapshots(r)
}
// DeleteSnapshot will delete a snapshot. A fatal error will occur if the snapshot
// failed to be deleted. This works best when used as a deferred function.
func DeleteSnapshot(t *testing.T, client *gophercloud.ServiceClient, snapshot *snapshots.Snapshot) {
err := snapshots.Delete(client, snapshot.ID).ExtractErr()
if err != nil {
t.Errorf("Unable to delete snapshot %s: %v", snapshot.ID, err)
}
err = waitForSnapshotStatus(t, client, snapshot.ID, "deleted")
if err != nil {
t.Errorf("Failed to wait for 'deleted' status for %s snapshot: %v", snapshot.ID, err)
} else {
t.Logf("Deleted snapshot: %s", snapshot.ID)
}
}
func waitForSnapshotStatus(t *testing.T, c *gophercloud.ServiceClient, id, status string) error {
err := tools.WaitFor(func() (bool, error) {
current, err := snapshots.Get(c, id).Extract()
if err != nil {
if _, ok := err.(gophercloud.ErrDefault404); ok {
switch status {
case "deleted":
return true, nil
default:
return false, err
}
}
return false, err
}
if current.Status == status {
return true, nil
}
if strings.Contains(current.Status, "error") {
return true, fmt.Errorf("An error occurred, wrong status: %s", current.Status)
}
return false, nil
})
if err != nil {
mErr := PrintMessages(t, c, id)
if mErr != nil {
return fmt.Errorf("Snapshot status is '%s' and unable to get manila messages: %s", err, mErr)
}
}
return err
}
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