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Fix availableReplicas validation #42098

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merged 2 commits into from
Feb 26, 2017
Merged

Fix availableReplicas validation #42098

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e028834
Fix availableReplicas validation
0xmichalis Feb 25, 2017
f7fa286
Add status validation unit tests, validate updatedReplicas
0xmichalis Feb 25, 2017
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33 changes: 19 additions & 14 deletions pkg/api/validation/validation.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2720,24 +2720,29 @@ func ValidateReplicationControllerUpdate(controller, oldController *api.Replicat
// ValidateReplicationControllerStatusUpdate tests if required fields in the replication controller are set.
func ValidateReplicationControllerStatusUpdate(controller, oldController *api.ReplicationController) field.ErrorList {
allErrs := ValidateObjectMetaUpdate(&controller.ObjectMeta, &oldController.ObjectMeta, field.NewPath("metadata"))
statusPath := field.NewPath("status")
allErrs = append(allErrs, ValidateNonnegativeField(int64(controller.Status.Replicas), statusPath.Child("replicas"))...)
allErrs = append(allErrs, ValidateNonnegativeField(int64(controller.Status.FullyLabeledReplicas), statusPath.Child("fullyLabeledReplicas"))...)
allErrs = append(allErrs, ValidateNonnegativeField(int64(controller.Status.ReadyReplicas), statusPath.Child("readyReplicas"))...)
allErrs = append(allErrs, ValidateNonnegativeField(int64(controller.Status.AvailableReplicas), statusPath.Child("availableReplicas"))...)
allErrs = append(allErrs, ValidateNonnegativeField(int64(controller.Status.ObservedGeneration), statusPath.Child("observedGeneration"))...)
allErrs = append(allErrs, ValidateReplicationControllerStatus(controller.Status, field.NewPath("status"))...)
return allErrs
}

func ValidateReplicationControllerStatus(status api.ReplicationControllerStatus, statusPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
allErrs = append(allErrs, ValidateNonnegativeField(int64(status.Replicas), statusPath.Child("replicas"))...)
allErrs = append(allErrs, ValidateNonnegativeField(int64(status.FullyLabeledReplicas), statusPath.Child("fullyLabeledReplicas"))...)
allErrs = append(allErrs, ValidateNonnegativeField(int64(status.ReadyReplicas), statusPath.Child("readyReplicas"))...)
allErrs = append(allErrs, ValidateNonnegativeField(int64(status.AvailableReplicas), statusPath.Child("availableReplicas"))...)
allErrs = append(allErrs, ValidateNonnegativeField(int64(status.ObservedGeneration), statusPath.Child("observedGeneration"))...)
msg := "cannot be greater than status.replicas"
if controller.Status.FullyLabeledReplicas > controller.Status.Replicas {
allErrs = append(allErrs, field.Invalid(statusPath.Child("fullyLabeledReplicas"), controller.Status.FullyLabeledReplicas, msg))
if status.FullyLabeledReplicas > status.Replicas {
allErrs = append(allErrs, field.Invalid(statusPath.Child("fullyLabeledReplicas"), status.FullyLabeledReplicas, msg))
}
if controller.Status.ReadyReplicas > controller.Status.Replicas {
allErrs = append(allErrs, field.Invalid(statusPath.Child("readyReplicas"), controller.Status.ReadyReplicas, msg))
if status.ReadyReplicas > status.Replicas {
allErrs = append(allErrs, field.Invalid(statusPath.Child("readyReplicas"), status.ReadyReplicas, msg))
}
if controller.Status.AvailableReplicas > controller.Status.Replicas {
allErrs = append(allErrs, field.Invalid(statusPath.Child("availableReplicas"), controller.Status.AvailableReplicas, msg))
if status.AvailableReplicas > status.Replicas {
allErrs = append(allErrs, field.Invalid(statusPath.Child("availableReplicas"), status.AvailableReplicas, msg))
}
if controller.Status.ReadyReplicas > controller.Status.AvailableReplicas {
allErrs = append(allErrs, field.Invalid(statusPath.Child("readyReplicas"), controller.Status.ReadyReplicas, "cannot be greater than availableReplicas"))
if status.AvailableReplicas > status.ReadyReplicas {
allErrs = append(allErrs, field.Invalid(statusPath.Child("availableReplicas"), status.AvailableReplicas, "cannot be greater than readyReplicas"))
}
return allErrs
}
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119 changes: 119 additions & 0 deletions pkg/api/validation/validation_test.go
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Expand Up @@ -5318,6 +5318,125 @@ func TestValidateService(t *testing.T) {
}
}

func TestValidateReplicationControllerStatus(t *testing.T) {
tests := []struct {
name string

replicas int32
fullyLabeledReplicas int32
readyReplicas int32
availableReplicas int32
observedGeneration int64

expectedErr bool
}{
{
name: "valid status",
replicas: 3,
fullyLabeledReplicas: 3,
readyReplicas: 2,
availableReplicas: 1,
observedGeneration: 2,
expectedErr: false,
},
{
name: "invalid replicas",
replicas: -1,
fullyLabeledReplicas: 3,
readyReplicas: 2,
availableReplicas: 1,
observedGeneration: 2,
expectedErr: true,
},
{
name: "invalid fullyLabeledReplicas",
replicas: 3,
fullyLabeledReplicas: -1,
readyReplicas: 2,
availableReplicas: 1,
observedGeneration: 2,
expectedErr: true,
},
{
name: "invalid readyReplicas",
replicas: 3,
fullyLabeledReplicas: 3,
readyReplicas: -1,
availableReplicas: 1,
observedGeneration: 2,
expectedErr: true,
},
{
name: "invalid availableReplicas",
replicas: 3,
fullyLabeledReplicas: 3,
readyReplicas: 3,
availableReplicas: -1,
observedGeneration: 2,
expectedErr: true,
},
{
name: "invalid observedGeneration",
replicas: 3,
fullyLabeledReplicas: 3,
readyReplicas: 3,
availableReplicas: 3,
observedGeneration: -1,
expectedErr: true,
},
{
name: "fullyLabeledReplicas greater than replicas",
replicas: 3,
fullyLabeledReplicas: 4,
readyReplicas: 3,
availableReplicas: 3,
observedGeneration: 1,
expectedErr: true,
},
{
name: "readyReplicas greater than replicas",
replicas: 3,
fullyLabeledReplicas: 3,
readyReplicas: 4,
availableReplicas: 3,
observedGeneration: 1,
expectedErr: true,
},
{
name: "availableReplicas greater than replicas",
replicas: 3,
fullyLabeledReplicas: 3,
readyReplicas: 3,
availableReplicas: 4,
observedGeneration: 1,
expectedErr: true,
},
{
name: "availableReplicas greater than readyReplicas",
replicas: 3,
fullyLabeledReplicas: 3,
readyReplicas: 2,
availableReplicas: 3,
observedGeneration: 1,
expectedErr: true,
},
}

for _, test := range tests {
status := api.ReplicationControllerStatus{
Replicas: test.replicas,
FullyLabeledReplicas: test.fullyLabeledReplicas,
ReadyReplicas: test.readyReplicas,
AvailableReplicas: test.availableReplicas,
ObservedGeneration: test.observedGeneration,
}

if hasErr := len(ValidateReplicationControllerStatus(status, field.NewPath("status"))) > 0; hasErr != test.expectedErr {
t.Errorf("%s: expected error: %t, got error: %t", test.name, test.expectedErr, hasErr)
}
}
}

func TestValidateReplicationControllerStatusUpdate(t *testing.T) {
validSelector := map[string]string{"a": "b"}
validPodTemplate := api.PodTemplate{
Expand Down
40 changes: 24 additions & 16 deletions pkg/apis/extensions/validation/validation.go
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Original file line number Diff line number Diff line change
Expand Up @@ -286,14 +286,17 @@ func ValidateDeploymentStatus(status *extensions.DeploymentStatus, fldPath *fiel
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.AvailableReplicas), fldPath.Child("availableReplicas"))...)
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.UnavailableReplicas), fldPath.Child("unavailableReplicas"))...)
msg := "cannot be greater than status.replicas"
if status.UpdatedReplicas > status.Replicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("updatedReplicas"), status.UpdatedReplicas, msg))
}
if status.ReadyReplicas > status.Replicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("readyReplicas"), status.ReadyReplicas, msg))
}
if status.AvailableReplicas > status.Replicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("availableReplicas"), status.AvailableReplicas, msg))
}
if status.ReadyReplicas > status.AvailableReplicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("readyReplicas"), status.ReadyReplicas, "cannot be greater than availableReplicas"))
if status.AvailableReplicas > status.ReadyReplicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("availableReplicas"), status.AvailableReplicas, "cannot be greater than readyReplicas"))
}
return allErrs
}
Expand Down Expand Up @@ -511,25 +514,30 @@ func ValidateReplicaSetUpdate(rs, oldRs *extensions.ReplicaSet) field.ErrorList
// ValidateReplicaSetStatusUpdate tests if required fields in the ReplicaSet are set.
func ValidateReplicaSetStatusUpdate(rs, oldRs *extensions.ReplicaSet) field.ErrorList {
allErrs := field.ErrorList{}
fldPath := field.NewPath("status")
allErrs = append(allErrs, apivalidation.ValidateObjectMetaUpdate(&rs.ObjectMeta, &oldRs.ObjectMeta, field.NewPath("metadata"))...)
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(rs.Status.Replicas), fldPath.Child("replicas"))...)
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(rs.Status.FullyLabeledReplicas), fldPath.Child("fullyLabeledReplicas"))...)
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(rs.Status.ReadyReplicas), fldPath.Child("readyReplicas"))...)
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(rs.Status.AvailableReplicas), fldPath.Child("availableReplicas"))...)
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(rs.Status.ObservedGeneration), fldPath.Child("observedGeneration"))...)
allErrs = append(allErrs, ValidateReplicaSetStatus(rs.Status, field.NewPath("status"))...)
return allErrs
}

func ValidateReplicaSetStatus(status extensions.ReplicaSetStatus, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.Replicas), fldPath.Child("replicas"))...)
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.FullyLabeledReplicas), fldPath.Child("fullyLabeledReplicas"))...)
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.ReadyReplicas), fldPath.Child("readyReplicas"))...)
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.AvailableReplicas), fldPath.Child("availableReplicas"))...)
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.ObservedGeneration), fldPath.Child("observedGeneration"))...)
msg := "cannot be greater than status.replicas"
if rs.Status.FullyLabeledReplicas > rs.Status.Replicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("fullyLabeledReplicas"), rs.Status.FullyLabeledReplicas, msg))
if status.FullyLabeledReplicas > status.Replicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("fullyLabeledReplicas"), status.FullyLabeledReplicas, msg))
}
if rs.Status.ReadyReplicas > rs.Status.Replicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("readyReplicas"), rs.Status.ReadyReplicas, msg))
if status.ReadyReplicas > status.Replicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("readyReplicas"), status.ReadyReplicas, msg))
}
if rs.Status.AvailableReplicas > rs.Status.Replicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("availableReplicas"), rs.Status.AvailableReplicas, msg))
if status.AvailableReplicas > status.Replicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("availableReplicas"), status.AvailableReplicas, msg))
}
if rs.Status.ReadyReplicas > rs.Status.AvailableReplicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("readyReplicas"), rs.Status.ReadyReplicas, "cannot be greater than availableReplicas"))
if status.AvailableReplicas > status.ReadyReplicas {
allErrs = append(allErrs, field.Invalid(fldPath.Child("availableReplicas"), status.AvailableReplicas, "cannot be greater than readyReplicas"))
}
return allErrs
}
Expand Down