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rbd: run schedule during promote operation

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Moved to add scheduling to the promote
operation as scheduling need to be added
when the image is promoted and this is
the correct method of adding the scheduling
to make the scheduling take place.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna 2021-11-15 11:30:13 +05:30 committed by Madhu Rajanna
parent 7125df23c1
commit e4e0f397a6
3 changed files with 110 additions and 101 deletions
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22
internal/rbd/rbd_util.go
View File

@ -2050,28 +2050,6 @@ func (ri *rbdImage) addSnapshotScheduling(
return err
}
adminConn := ra.MirrorSnashotSchedule()
// list all the snapshot scheduling and check at least one image scheduling
// exists with specified interval.
ssList, err := adminConn.List(ls)
if err != nil {
return err
}
for _, ss := range ssList {
// make sure we are matching image level scheduling. The
// `adminConn.List` lists the global level scheduling also.
if ss.Name == ri.String() {
for _, s := range ss.Schedule {
// TODO: Add support to check start time also.
// The start time is currently stored with different format
// in ceph. Comparison is not possible unless we know in
// which format ceph is storing it.
if s.Interval == interval {
return err
}
}
}
}
err = adminConn.Add(ls, interval, startTime)
if err != nil {
return err

61
internal/rbd/replicationcontrollerserver.go
View File

@ -117,12 +117,10 @@ func getMirroringMode(ctx context.Context, parameters map[string]string) (librbd
return mirroringMode, nil
}
// getSchedulingDetails gets the mirroring mode and scheduling details from the
// validateSchedulingDetails gets the mirroring mode and scheduling details from the
// input GRPC request parameters and validates the scheduling is only supported
// for snapshot mirroring mode.
func getSchedulingDetails(parameters map[string]string) (admin.Interval, admin.StartTime, error) {
admInt := admin.NoInterval
adminStartTime := admin.NoStartTime
func validateSchedulingDetails(parameters map[string]string) error {
var err error
val := parameters[imageMirroringKey]
@ -134,43 +132,49 @@ func getSchedulingDetails(parameters map[string]string) (admin.Interval, admin.S
// an optional parameter.
case "":
default:
return admInt, adminStartTime, status.Error(codes.InvalidArgument, "scheduling is only supported for snapshot mode")
return status.Error(codes.InvalidArgument, "scheduling is only supported for snapshot mode")
}
// validate mandatory interval field
interval, ok := parameters[schedulingIntervalKey]
if ok && interval == "" {
return admInt, adminStartTime, status.Error(codes.InvalidArgument, "scheduling interval cannot be empty")
return status.Error(codes.InvalidArgument, "scheduling interval cannot be empty")
}
adminStartTime = admin.StartTime(parameters[schedulingStartTimeKey])
adminStartTime := admin.StartTime(parameters[schedulingStartTimeKey])
if !ok {
// startTime is alone not supported it has to be present with interval
if adminStartTime != "" {
return admInt, admin.NoStartTime, status.Errorf(codes.InvalidArgument,
return status.Errorf(codes.InvalidArgument,
"%q parameter is supported only with %q",
schedulingStartTimeKey,
schedulingIntervalKey)
}
}
if interval != "" {
admInt, err = validateSchedulingInterval(interval)
err = validateSchedulingInterval(interval)
if err != nil {
return admInt, admin.NoStartTime, status.Error(codes.InvalidArgument, err.Error())
return status.Error(codes.InvalidArgument, err.Error())
}
}
return admInt, adminStartTime, nil
return nil
}
// getSchedulingDetails returns scheduling interval and scheduling startTime.
func getSchedulingDetails(parameters map[string]string) (admin.Interval, admin.StartTime) {
return admin.Interval(parameters[schedulingIntervalKey]),
admin.StartTime(parameters[schedulingStartTimeKey])
}
// validateSchedulingInterval return the interval as it is if its ending with
// `m|h|d` or else it will return error.
func validateSchedulingInterval(interval string) (admin.Interval, error) {
func validateSchedulingInterval(interval string) error {
re := regexp.MustCompile(`^\d+[mhd]$`)
if re.MatchString(interval) {
return admin.Interval(interval), nil
return nil
}
return "", errors.New("interval specified without d, h, m suffix")
return errors.New("interval specified without d, h, m suffix")
}
// EnableVolumeReplication extracts the RBD volume information from the
@ -189,7 +193,7 @@ func (rs *ReplicationServer) EnableVolumeReplication(ctx context.Context,
}
defer cr.DeleteCredentials()
interval, startTime, err := getSchedulingDetails(req.GetParameters())
err = validateSchedulingDetails(req.GetParameters())
if err != nil {
return nil, err
}
@ -237,19 +241,6 @@ func (rs *ReplicationServer) EnableVolumeReplication(ctx context.Context,
}
}
if interval != "" {
err = rbdVol.addSnapshotScheduling(interval, startTime)
if err != nil {
return nil, err
}
log.DebugLog(
ctx,
"Added scheduling at interval %s, start time %s for volume %s",
interval,
startTime,
rbdVol)
}
return &replication.EnableVolumeReplicationResponse{}, nil
}
@ -437,6 +428,20 @@ func (rs *ReplicationServer) PromoteVolume(ctx context.Context,
}
}
interval, startTime := getSchedulingDetails(req.GetParameters())
if interval != admin.NoInterval {
err = rbdVol.addSnapshotScheduling(interval, startTime)
if err != nil {
return nil, err
}
log.DebugLog(
ctx,
"Added scheduling at interval %s, start time %s for volume %s",
interval,
startTime,
rbdVol)
}
return &replication.PromoteVolumeResponse{}, nil
}

128
internal/rbd/replicationcontrollerserver_test.go
View File

@ -29,37 +29,31 @@ func TestValidateSchedulingInterval(t *testing.T) {
tests := []struct {
name string
interval string
want admin.Interval
wantErr bool
}{
{
"valid interval in minutes",
"3m",
admin.Interval("3m"),
false,
},
{
"valid interval in hour",
"22h",
admin.Interval("22h"),
false,
},
{
"valid interval in days",
"13d",
admin.Interval("13d"),
false,
},
{
"invalid interval without number",
"d",
admin.Interval(""),
true,
},
{
"invalid interval without (m|h|d) suffix",
"12",
admin.Interval(""),
true,
},
}
@ -67,14 +61,86 @@ func TestValidateSchedulingInterval(t *testing.T) {
tt := tt
t.Run(tt.name, func(t *testing.T) {
t.Parallel()
got, err := validateSchedulingInterval(tt.interval)
err := validateSchedulingInterval(tt.interval)
if (err != nil) != tt.wantErr {
t.Errorf("validateSchedulingInterval() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("validateSchedulingInterval() = %v, want %v", got, tt.want)
})
}
}
func TestValidateSchedulingDetails(t *testing.T) {
t.Parallel()
tests := []struct {
name string
parameters map[string]string
wantErr bool
}{
{
"valid parameters",
map[string]string{
imageMirroringKey: string(imageMirrorModeSnapshot),
schedulingIntervalKey: "1h",
schedulingStartTimeKey: "14:00:00-05:00",
},
false,
},
{
"valid parameters when optional startTime is missing",
map[string]string{
imageMirroringKey: string(imageMirrorModeSnapshot),
schedulingIntervalKey: "1h",
},
false,
},
{
"when mirroring mode is journal",
map[string]string{
imageMirroringKey: "journal",
schedulingIntervalKey: "1h",
},
true,
},
{
"when startTime is specified without interval",
map[string]string{
imageMirroringKey: string(imageMirrorModeSnapshot),
schedulingStartTimeKey: "14:00:00-05:00",
},
true,
},
{
"when no scheduling is specified",
map[string]string{
imageMirroringKey: string(imageMirrorModeSnapshot),
},
false,
},
{
"when no parameters and scheduling details are specified",
map[string]string{},
false,
},
{
"when no mirroring mode is specified",
map[string]string{
schedulingIntervalKey: "1h",
schedulingStartTimeKey: "14:00:00-05:00",
},
false,
},
}
for _, tt := range tests {
tt := tt
t.Run(tt.name, func(t *testing.T) {
t.Parallel()
err := validateSchedulingDetails(tt.parameters)
if (err != nil) != tt.wantErr {
t.Errorf("getSchedulingDetails() error = %v, wantErr %v", err, tt.wantErr)
return
}
})
}
@ -87,18 +153,15 @@ func TestGetSchedulingDetails(t *testing.T) {
parameters map[string]string
wantInterval admin.Interval
wantStartTime admin.StartTime
wantErr bool
}{
{
"valid parameters",
map[string]string{
imageMirroringKey: string(imageMirrorModeSnapshot),
schedulingIntervalKey: "1h",
schedulingStartTimeKey: "14:00:00-05:00",
},
admin.Interval("1h"),
admin.StartTime("14:00:00-05:00"),
false,
},
{
"valid parameters when optional startTime is missing",
@ -108,17 +171,6 @@ func TestGetSchedulingDetails(t *testing.T) {
},
admin.Interval("1h"),
admin.NoStartTime,
false,
},
{
"when mirroring mode is journal",
map[string]string{
imageMirroringKey: "journal",
schedulingIntervalKey: "1h",
},
admin.NoInterval,
admin.NoStartTime,
true,
},
{
"when startTime is specified without interval",
@ -127,46 +179,20 @@ func TestGetSchedulingDetails(t *testing.T) {
schedulingStartTimeKey: "14:00:00-05:00",
},
admin.NoInterval,
admin.NoStartTime,
true,
},
{
"when no scheduling is specified",
map[string]string{
imageMirroringKey: string(imageMirrorModeSnapshot),
},
admin.NoInterval,
admin.NoStartTime,
false,
admin.StartTime("14:00:00-05:00"),
},
{
"when no parameters and scheduling details are specified",
map[string]string{},
admin.NoInterval,
admin.NoStartTime,
false,
},
{
"when no mirroring mode is specified",
map[string]string{
schedulingIntervalKey: "1h",
schedulingStartTimeKey: "14:00:00-05:00",
},
admin.Interval("1h"),
admin.StartTime("14:00:00-05:00"),
false,
},
}
for _, tt := range tests {
tt := tt
t.Run(tt.name, func(t *testing.T) {
t.Parallel()
interval, startTime, err := getSchedulingDetails(tt.parameters)
if (err != nil) != tt.wantErr {
t.Errorf("getSchedulingDetails() error = %v, wantErr %v", err, tt.wantErr)
return
}
interval, startTime := getSchedulingDetails(tt.parameters)
if !reflect.DeepEqual(interval, tt.wantInterval) {
t.Errorf("getSchedulingDetails() interval = %v, want %v", interval, tt.wantInterval)
}