vendor files

vendor/k8s.io/kubernetes/pkg/apis/policy/validation/BUILD

@@ -0,0 +1,45 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["validation.go"],
+    importpath = "k8s.io/kubernetes/pkg/apis/policy/validation",
+    deps = [
+        "//pkg/apis/core/validation:go_default_library",
+        "//pkg/apis/extensions/validation:go_default_library",
+        "//pkg/apis/policy:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1/validation:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/validation/field:go_default_library",
+    ],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["validation_test.go"],
+    importpath = "k8s.io/kubernetes/pkg/apis/policy/validation",
+    library = ":go_default_library",
+    deps = [
+        "//pkg/apis/policy:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/intstr:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/validation/field:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+)

vendor/k8s.io/kubernetes/pkg/apis/policy/validation/validation.go

@@ -0,0 +1,79 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package validation
+
+import (
+	"reflect"
+
+	unversionedvalidation "k8s.io/apimachinery/pkg/apis/meta/v1/validation"
+	"k8s.io/apimachinery/pkg/util/validation/field"
+	apivalidation "k8s.io/kubernetes/pkg/apis/core/validation"
+	extensionsvalidation "k8s.io/kubernetes/pkg/apis/extensions/validation"
+	"k8s.io/kubernetes/pkg/apis/policy"
+)
+
+func ValidatePodDisruptionBudget(pdb *policy.PodDisruptionBudget) field.ErrorList {
+	allErrs := ValidatePodDisruptionBudgetSpec(pdb.Spec, field.NewPath("spec"))
+	allErrs = append(allErrs, ValidatePodDisruptionBudgetStatus(pdb.Status, field.NewPath("status"))...)
+	return allErrs
+}
+
+func ValidatePodDisruptionBudgetUpdate(pdb, oldPdb *policy.PodDisruptionBudget) field.ErrorList {
+	allErrs := field.ErrorList{}
+
+	restoreGeneration := pdb.Generation
+	pdb.Generation = oldPdb.Generation
+
+	if !reflect.DeepEqual(pdb.Spec, oldPdb.Spec) {
+		allErrs = append(allErrs, field.Forbidden(field.NewPath("spec"), "updates to poddisruptionbudget spec are forbidden."))
+	}
+	allErrs = append(allErrs, ValidatePodDisruptionBudgetStatus(pdb.Status, field.NewPath("status"))...)
+
+	pdb.Generation = restoreGeneration
+	return allErrs
+}
+
+func ValidatePodDisruptionBudgetSpec(spec policy.PodDisruptionBudgetSpec, fldPath *field.Path) field.ErrorList {
+	allErrs := field.ErrorList{}
+
+	if spec.MinAvailable != nil && spec.MaxUnavailable != nil {
+		allErrs = append(allErrs, field.Invalid(fldPath, spec, "minAvailable and maxUnavailable cannot be both set"))
+	}
+
+	if spec.MinAvailable != nil {
+		allErrs = append(allErrs, extensionsvalidation.ValidatePositiveIntOrPercent(*spec.MinAvailable, fldPath.Child("minAvailable"))...)
+		allErrs = append(allErrs, extensionsvalidation.IsNotMoreThan100Percent(*spec.MinAvailable, fldPath.Child("minAvailable"))...)
+	}
+
+	if spec.MaxUnavailable != nil {
+		allErrs = append(allErrs, extensionsvalidation.ValidatePositiveIntOrPercent(*spec.MaxUnavailable, fldPath.Child("maxUnavailable"))...)
+		allErrs = append(allErrs, extensionsvalidation.IsNotMoreThan100Percent(*spec.MaxUnavailable, fldPath.Child("maxUnavailable"))...)
+	}
+
+	allErrs = append(allErrs, unversionedvalidation.ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
+
+	return allErrs
+}
+
+func ValidatePodDisruptionBudgetStatus(status policy.PodDisruptionBudgetStatus, fldPath *field.Path) field.ErrorList {
+	allErrs := field.ErrorList{}
+	allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.PodDisruptionsAllowed), fldPath.Child("podDisruptionsAllowed"))...)
+	allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.CurrentHealthy), fldPath.Child("currentHealthy"))...)
+	allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.DesiredHealthy), fldPath.Child("desiredHealthy"))...)
+	allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.ExpectedPods), fldPath.Child("expectedPods"))...)
+	return allErrs
+}

vendor/k8s.io/kubernetes/pkg/apis/policy/validation/validation_test.go

@@ -0,0 +1,223 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package validation
+
+import (
+	"testing"
+
+	"k8s.io/apimachinery/pkg/util/intstr"
+	"k8s.io/apimachinery/pkg/util/validation/field"
+	"k8s.io/kubernetes/pkg/apis/policy"
+)
+
+func TestValidatePodDisruptionBudgetSpec(t *testing.T) {
+	minAvailable := intstr.FromString("0%")
+	maxUnavailable := intstr.FromString("10%")
+
+	spec := policy.PodDisruptionBudgetSpec{
+		MinAvailable:   &minAvailable,
+		MaxUnavailable: &maxUnavailable,
+	}
+	errs := ValidatePodDisruptionBudgetSpec(spec, field.NewPath("foo"))
+	if len(errs) == 0 {
+		t.Errorf("unexpected success for %v", spec)
+	}
+}
+
+func TestValidateMinAvailablePodDisruptionBudgetSpec(t *testing.T) {
+	successCases := []intstr.IntOrString{
+		intstr.FromString("0%"),
+		intstr.FromString("1%"),
+		intstr.FromString("100%"),
+		intstr.FromInt(0),
+		intstr.FromInt(1),
+		intstr.FromInt(100),
+	}
+	for _, c := range successCases {
+		spec := policy.PodDisruptionBudgetSpec{
+			MinAvailable: &c,
+		}
+		errs := ValidatePodDisruptionBudgetSpec(spec, field.NewPath("foo"))
+		if len(errs) != 0 {
+			t.Errorf("unexpected failure %v for %v", errs, spec)
+		}
+	}
+
+	failureCases := []intstr.IntOrString{
+		intstr.FromString("1.1%"),
+		intstr.FromString("nope"),
+		intstr.FromString("-1%"),
+		intstr.FromString("101%"),
+		intstr.FromInt(-1),
+	}
+	for _, c := range failureCases {
+		spec := policy.PodDisruptionBudgetSpec{
+			MinAvailable: &c,
+		}
+		errs := ValidatePodDisruptionBudgetSpec(spec, field.NewPath("foo"))
+		if len(errs) == 0 {
+			t.Errorf("unexpected success for %v", spec)
+		}
+	}
+}
+
+func TestValidateMinAvailablePodAndMaxUnavailableDisruptionBudgetSpec(t *testing.T) {
+	c1 := intstr.FromString("10%")
+	c2 := intstr.FromInt(1)
+
+	spec := policy.PodDisruptionBudgetSpec{
+		MinAvailable:   &c1,
+		MaxUnavailable: &c2,
+	}
+	errs := ValidatePodDisruptionBudgetSpec(spec, field.NewPath("foo"))
+	if len(errs) == 0 {
+		t.Errorf("unexpected success for %v", spec)
+	}
+}
+
+func TestValidatePodDisruptionBudgetStatus(t *testing.T) {
+	successCases := []policy.PodDisruptionBudgetStatus{
+		{PodDisruptionsAllowed: 10},
+		{CurrentHealthy: 5},
+		{DesiredHealthy: 3},
+		{ExpectedPods: 2}}
+	for _, c := range successCases {
+		errors := ValidatePodDisruptionBudgetStatus(c, field.NewPath("status"))
+		if len(errors) > 0 {
+			t.Errorf("unexpected failure %v for %v", errors, c)
+		}
+	}
+	failureCases := []policy.PodDisruptionBudgetStatus{
+		{PodDisruptionsAllowed: -10},
+		{CurrentHealthy: -5},
+		{DesiredHealthy: -3},
+		{ExpectedPods: -2}}
+	for _, c := range failureCases {
+		errors := ValidatePodDisruptionBudgetStatus(c, field.NewPath("status"))
+		if len(errors) == 0 {
+			t.Errorf("unexpected success for %v", c)
+		}
+	}
+}
+
+func TestValidatePodDisruptionBudgetUpdate(t *testing.T) {
+	c1 := intstr.FromString("10%")
+	c2 := intstr.FromInt(1)
+	c3 := intstr.FromInt(2)
+	oldPdb := &policy.PodDisruptionBudget{}
+	pdb := &policy.PodDisruptionBudget{}
+	testCases := []struct {
+		generations []int64
+		name        string
+		specs       []policy.PodDisruptionBudgetSpec
+		status      []policy.PodDisruptionBudgetStatus
+		ok          bool
+	}{
+		{
+			name:        "only update status",
+			generations: []int64{int64(2), int64(3)},
+			specs: []policy.PodDisruptionBudgetSpec{
+				{
+					MinAvailable:   &c1,
+					MaxUnavailable: &c2,
+				},
+				{
+					MinAvailable:   &c1,
+					MaxUnavailable: &c2,
+				},
+			},
+			status: []policy.PodDisruptionBudgetStatus{
+				{
+					PodDisruptionsAllowed: 10,
+					CurrentHealthy:        5,
+					ExpectedPods:          2,
+				},
+				{
+					PodDisruptionsAllowed: 8,
+					CurrentHealthy:        5,
+					DesiredHealthy:        3,
+				},
+			},
+			ok: true,
+		},
+		{
+			name:        "only update pdb spec",
+			generations: []int64{int64(2), int64(3)},
+			specs: []policy.PodDisruptionBudgetSpec{
+				{
+					MaxUnavailable: &c2,
+				},
+				{
+					MinAvailable:   &c1,
+					MaxUnavailable: &c3,
+				},
+			},
+			status: []policy.PodDisruptionBudgetStatus{
+				{
+					PodDisruptionsAllowed: 10,
+				},
+				{
+					PodDisruptionsAllowed: 10,
+				},
+			},
+			ok: false,
+		},
+		{
+			name:        "update spec and status",
+			generations: []int64{int64(2), int64(3)},
+			specs: []policy.PodDisruptionBudgetSpec{
+				{
+					MaxUnavailable: &c2,
+				},
+				{
+					MinAvailable:   &c1,
+					MaxUnavailable: &c3,
+				},
+			},
+			status: []policy.PodDisruptionBudgetStatus{
+				{
+					PodDisruptionsAllowed: 10,
+					CurrentHealthy:        5,
+					ExpectedPods:          2,
+				},
+				{
+					PodDisruptionsAllowed: 8,
+					CurrentHealthy:        5,
+					DesiredHealthy:        3,
+				},
+			},
+			ok: false,
+		},
+	}
+
+	for i, tc := range testCases {
+		oldPdb.Spec = tc.specs[0]
+		oldPdb.Generation = tc.generations[0]
+		oldPdb.Status = tc.status[0]
+
+		pdb.Spec = tc.specs[1]
+		pdb.Generation = tc.generations[1]
+		oldPdb.Status = tc.status[1]
+
+		errs := ValidatePodDisruptionBudgetUpdate(oldPdb, pdb)
+		if tc.ok && len(errs) > 0 {
+			t.Errorf("[%d:%s] unexpected errors: %v", i, tc.name, errs)
+		} else if !tc.ok && len(errs) == 0 {
+			t.Errorf("[%d:%s] expected errors: %v", i, tc.name, errs)
+		}
+	}
+}