forked from IBM/ibmcloud-storage-volume-lib
/
create_snapshot.go
71 lines (59 loc) · 2.68 KB
/
create_snapshot.go
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/*******************************************************************************
* IBM Confidential
* OCO Source Materials
* IBM Cloud Container Service, 5737-D43
* (C) Copyright IBM Corp. 2018, 2019 All Rights Reserved.
* The source code for this program is not published or otherwise divested of
* its trade secrets, irrespective of what has been deposited with
* the U.S. Copyright Office.
******************************************************************************/
package provider
import (
"github.com/IBM/ibmcloud-storage-volume-lib/lib/provider"
userError "github.com/IBM/ibmcloud-storage-volume-lib/volume-providers/vpc/messages"
"github.com/IBM/ibmcloud-storage-volume-lib/volume-providers/vpc/vpcclient/models"
"go.uber.org/zap"
)
// CreateSnapshot Create snapshot from given volume
func (vpcs *VPCSession) CreateSnapshot(volumeRequest *provider.Volume, tags map[string]string) (*provider.Snapshot, error) {
vpcs.Logger.Info("Entry CreateSnapshot", zap.Reflect("volumeRequest", volumeRequest))
defer vpcs.Logger.Info("Exit CreateSnapshot", zap.Reflect("volumeRequest", volumeRequest))
if volumeRequest == nil {
return nil, userError.GetUserError("StorageFindFailedWithVolumeId", nil, "Not a valid volume ID")
}
var snapshot *models.Snapshot
var err error
// Step 1- validate input which are required
vpcs.Logger.Info("Requested volume is:", zap.Reflect("Volume", volumeRequest))
var volume *models.Volume
err = retry(vpcs.Logger, func() error {
volume, err = vpcs.Apiclient.VolumeService().GetVolume(volumeRequest.VolumeID, vpcs.Logger)
return err
})
if err != nil {
return nil, userError.GetUserError("StorageFindFailedWithVolumeId", err, "Not a valid volume ID")
}
if volume == nil {
return nil, userError.GetUserError("StorageFindFailedWithVolumeId", err, volumeRequest.VolumeID, "Not a valid volume ID")
}
err = retry(vpcs.Logger, func() error {
snapshot, err = vpcs.Apiclient.SnapshotService().CreateSnapshot(volumeRequest.VolumeID, snapshot, vpcs.Logger)
return err
})
if err != nil {
return nil, userError.GetUserError("SnapshotSpaceOrderFailed", err)
}
vpcs.Logger.Info("Successfully created snapshot with backend (vpcclient) call")
vpcs.Logger.Info("Backend created snapshot details", zap.Reflect("Snapshot", snapshot))
// Converting volume to lib volume type
volumeResponse := FromProviderToLibVolume(volume, vpcs.Logger)
if volumeResponse != nil {
respSnapshot := &provider.Snapshot{
Volume: *volumeResponse,
SnapshotID: snapshot.ID,
SnapshotCreationTime: *snapshot.CreatedAt,
}
return respSnapshot, nil
}
return nil, userError.GetUserError("CoversionNotSuccessful", err, "Not able to prepare provider volume")
}