Ejemplo n.º 1
0
func TestValidatePodDisruptionBudgetSpec(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)
		}
	}
}
Ejemplo n.º 2
0
func TestLabels(t *testing.T) {
	restartCount := 5
	deletionGracePeriod := int64(10)
	terminationGracePeriod := int64(10)
	lifecycle := &api.Lifecycle{
		// Left PostStart as nil
		PreStop: &api.Handler{
			Exec: &api.ExecAction{
				Command: []string{"action1", "action2"},
			},
			HTTPGet: &api.HTTPGetAction{
				Path:   "path",
				Host:   "host",
				Port:   intstr.FromInt(8080),
				Scheme: "scheme",
			},
			TCPSocket: &api.TCPSocketAction{
				Port: intstr.FromString("80"),
			},
		},
	}
	container := &api.Container{
		Name: "test_container",
		TerminationMessagePath: "/somepath",
		Lifecycle:              lifecycle,
	}
	pod := &api.Pod{
		ObjectMeta: api.ObjectMeta{
			Name:      "test_pod",
			Namespace: "test_pod_namespace",
			UID:       "test_pod_uid",
			DeletionGracePeriodSeconds: &deletionGracePeriod,
		},
		Spec: api.PodSpec{
			Containers:                    []api.Container{*container},
			TerminationGracePeriodSeconds: &terminationGracePeriod,
		},
	}
	expected := &labelledContainerInfo{
		PodName:                   pod.Name,
		PodNamespace:              pod.Namespace,
		PodUID:                    pod.UID,
		PodDeletionGracePeriod:    pod.DeletionGracePeriodSeconds,
		PodTerminationGracePeriod: pod.Spec.TerminationGracePeriodSeconds,
		Name:                   container.Name,
		Hash:                   strconv.FormatUint(kubecontainer.HashContainer(container), 16),
		RestartCount:           restartCount,
		TerminationMessagePath: container.TerminationMessagePath,
		PreStopHandler:         container.Lifecycle.PreStop,
	}

	// Test whether we can get right information from label
	labels := newLabels(container, pod, restartCount, false)
	containerInfo := getContainerInfoFromLabel(labels)
	if !reflect.DeepEqual(containerInfo, expected) {
		t.Errorf("expected %v, got %v", expected, containerInfo)
	}

	// Test when DeletionGracePeriodSeconds, TerminationGracePeriodSeconds and Lifecycle are nil,
	// the information got from label should also be nil
	container.Lifecycle = nil
	pod.DeletionGracePeriodSeconds = nil
	pod.Spec.TerminationGracePeriodSeconds = nil
	expected.PodDeletionGracePeriod = nil
	expected.PodTerminationGracePeriod = nil
	expected.PreStopHandler = nil
	// Because container is changed, the Hash should be updated
	expected.Hash = strconv.FormatUint(kubecontainer.HashContainer(container), 16)
	labels = newLabels(container, pod, restartCount, false)
	containerInfo = getContainerInfoFromLabel(labels)
	if !reflect.DeepEqual(containerInfo, expected) {
		t.Errorf("expected %v, got %v", expected, containerInfo)
	}

	// Test when DeletionGracePeriodSeconds, TerminationGracePeriodSeconds and Lifecycle are nil,
	// but the old label kubernetesPodLabel is set, the information got from label should also be set
	pod.DeletionGracePeriodSeconds = &deletionGracePeriod
	pod.Spec.TerminationGracePeriodSeconds = &terminationGracePeriod
	container.Lifecycle = lifecycle
	data, err := runtime.Encode(testapi.Default.Codec(), pod)
	if err != nil {
		t.Fatalf("Failed to encode pod %q into string: %v", format.Pod(pod), err)
	}
	labels[kubernetesPodLabel] = string(data)
	expected.PodDeletionGracePeriod = pod.DeletionGracePeriodSeconds
	expected.PodTerminationGracePeriod = pod.Spec.TerminationGracePeriodSeconds
	expected.PreStopHandler = container.Lifecycle.PreStop
	// Do not update expected.Hash here, because we directly use the labels in last test, so we never
	// changed the kubernetesContainerHashLabel in this test, the expected.Hash shouldn't be changed.
	containerInfo = getContainerInfoFromLabel(labels)
	if !reflect.DeepEqual(containerInfo, expected) {
		t.Errorf("expected %v, got %v", expected, containerInfo)
	}
}
Ejemplo n.º 3
0
// FuzzerFor can randomly populate api objects that are destined for version.
func FuzzerFor(t *testing.T, version unversioned.GroupVersion, src rand.Source) *fuzz.Fuzzer {
	f := fuzz.New().NilChance(.5).NumElements(1, 1)
	if src != nil {
		f.RandSource(src)
	}
	f.Funcs(
		func(j *int, c fuzz.Continue) {
			*j = int(c.Int31())
		},
		func(j **int, c fuzz.Continue) {
			if c.RandBool() {
				i := int(c.Int31())
				*j = &i
			} else {
				*j = nil
			}
		},
		func(q *resource.Quantity, c fuzz.Continue) {
			*q = *resource.NewQuantity(c.Int63n(1000), resource.DecimalExponent)
		},
		func(j *runtime.TypeMeta, c fuzz.Continue) {
			// We have to customize the randomization of TypeMetas because their
			// APIVersion and Kind must remain blank in memory.
			j.APIVersion = ""
			j.Kind = ""
		},
		func(j *unversioned.TypeMeta, c fuzz.Continue) {
			// We have to customize the randomization of TypeMetas because their
			// APIVersion and Kind must remain blank in memory.
			j.APIVersion = ""
			j.Kind = ""
		},
		func(j *api.ObjectMeta, c fuzz.Continue) {
			j.Name = c.RandString()
			j.ResourceVersion = strconv.FormatUint(c.RandUint64(), 10)
			j.SelfLink = c.RandString()
			j.UID = types.UID(c.RandString())
			j.GenerateName = c.RandString()

			var sec, nsec int64
			c.Fuzz(&sec)
			c.Fuzz(&nsec)
			j.CreationTimestamp = unversioned.Unix(sec, nsec).Rfc3339Copy()
		},
		func(j *api.ObjectReference, c fuzz.Continue) {
			// We have to customize the randomization of TypeMetas because their
			// APIVersion and Kind must remain blank in memory.
			j.APIVersion = c.RandString()
			j.Kind = c.RandString()
			j.Namespace = c.RandString()
			j.Name = c.RandString()
			j.ResourceVersion = strconv.FormatUint(c.RandUint64(), 10)
			j.FieldPath = c.RandString()
		},
		func(j *unversioned.ListMeta, c fuzz.Continue) {
			j.ResourceVersion = strconv.FormatUint(c.RandUint64(), 10)
			j.SelfLink = c.RandString()
		},
		func(j *api.ListOptions, c fuzz.Continue) {
			label, _ := labels.Parse("a=b")
			j.LabelSelector = label
			field, _ := fields.ParseSelector("a=b")
			j.FieldSelector = field
		},
		func(j *api.PodExecOptions, c fuzz.Continue) {
			j.Stdout = true
			j.Stderr = true
		},
		func(j *api.PodAttachOptions, c fuzz.Continue) {
			j.Stdout = true
			j.Stderr = true
		},
		func(s *api.PodSpec, c fuzz.Continue) {
			c.FuzzNoCustom(s)
			// has a default value
			ttl := int64(30)
			if c.RandBool() {
				ttl = int64(c.Uint32())
			}
			s.TerminationGracePeriodSeconds = &ttl

			c.Fuzz(s.SecurityContext)

			if s.SecurityContext == nil {
				s.SecurityContext = new(api.PodSecurityContext)
			}
		},
		func(j *api.PodPhase, c fuzz.Continue) {
			statuses := []api.PodPhase{api.PodPending, api.PodRunning, api.PodFailed, api.PodUnknown}
			*j = statuses[c.Rand.Intn(len(statuses))]
		},
		func(j *api.Binding, c fuzz.Continue) {
			c.Fuzz(&j.ObjectMeta)
			j.Target.Name = c.RandString()
		},
		func(j *api.ReplicationControllerSpec, c fuzz.Continue) {
			c.FuzzNoCustom(j) // fuzz self without calling this function again
			//j.TemplateRef = nil // this is required for round trip
		},
		func(j *extensions.DeploymentStrategy, c fuzz.Continue) {
			c.FuzzNoCustom(j) // fuzz self without calling this function again
			// Ensure that strategyType is one of valid values.
			strategyTypes := []extensions.DeploymentStrategyType{extensions.RecreateDeploymentStrategyType, extensions.RollingUpdateDeploymentStrategyType}
			j.Type = strategyTypes[c.Rand.Intn(len(strategyTypes))]
			if j.Type != extensions.RollingUpdateDeploymentStrategyType {
				j.RollingUpdate = nil
			} else {
				rollingUpdate := extensions.RollingUpdateDeployment{}
				if c.RandBool() {
					rollingUpdate.MaxUnavailable = intstr.FromInt(int(c.RandUint64()))
					rollingUpdate.MaxSurge = intstr.FromInt(int(c.RandUint64()))
				} else {
					rollingUpdate.MaxSurge = intstr.FromString(fmt.Sprintf("%d%%", c.RandUint64()))
				}
				j.RollingUpdate = &rollingUpdate
			}
		},
		func(j *batch.JobSpec, c fuzz.Continue) {
			c.FuzzNoCustom(j) // fuzz self without calling this function again
			completions := int32(c.Rand.Int31())
			parallelism := int32(c.Rand.Int31())
			j.Completions = &completions
			j.Parallelism = &parallelism
			if c.Rand.Int31()%2 == 0 {
				j.ManualSelector = newBool(true)
			} else {
				j.ManualSelector = nil
			}
		},
		func(cp *batch.ConcurrencyPolicy, c fuzz.Continue) {
			policies := []batch.ConcurrencyPolicy{batch.AllowConcurrent, batch.ForbidConcurrent, batch.ReplaceConcurrent}
			*cp = policies[c.Rand.Intn(len(policies))]
		},
		func(j *api.List, c fuzz.Continue) {
			c.FuzzNoCustom(j) // fuzz self without calling this function again
			// TODO: uncomment when round trip starts from a versioned object
			if false { //j.Items == nil {
				j.Items = []runtime.Object{}
			}
		},
		func(j *runtime.Object, c fuzz.Continue) {
			// TODO: uncomment when round trip starts from a versioned object
			if true { //c.RandBool() {
				*j = &runtime.Unknown{
					// We do not set TypeMeta here because it is not carried through a round trip
					Raw:         []byte(`{"apiVersion":"unknown.group/unknown","kind":"Something","someKey":"someValue"}`),
					ContentType: runtime.ContentTypeJSON,
				}
			} else {
				types := []runtime.Object{&api.Pod{}, &api.ReplicationController{}}
				t := types[c.Rand.Intn(len(types))]
				c.Fuzz(t)
				*j = t
			}
		},
		func(q *api.ResourceRequirements, c fuzz.Continue) {
			randomQuantity := func() resource.Quantity {
				var q resource.Quantity
				c.Fuzz(&q)
				// precalc the string for benchmarking purposes
				_ = q.String()
				return q
			}
			q.Limits = make(api.ResourceList)
			q.Requests = make(api.ResourceList)
			cpuLimit := randomQuantity()
			q.Limits[api.ResourceCPU] = *cpuLimit.Copy()
			q.Requests[api.ResourceCPU] = *cpuLimit.Copy()
			memoryLimit := randomQuantity()
			q.Limits[api.ResourceMemory] = *memoryLimit.Copy()
			q.Requests[api.ResourceMemory] = *memoryLimit.Copy()
			storageLimit := randomQuantity()
			q.Limits[api.ResourceStorage] = *storageLimit.Copy()
			q.Requests[api.ResourceStorage] = *storageLimit.Copy()
		},
		func(q *api.LimitRangeItem, c fuzz.Continue) {
			var cpuLimit resource.Quantity
			c.Fuzz(&cpuLimit)

			q.Type = api.LimitTypeContainer
			q.Default = make(api.ResourceList)
			q.Default[api.ResourceCPU] = *(cpuLimit.Copy())

			q.DefaultRequest = make(api.ResourceList)
			q.DefaultRequest[api.ResourceCPU] = *(cpuLimit.Copy())

			q.Max = make(api.ResourceList)
			q.Max[api.ResourceCPU] = *(cpuLimit.Copy())

			q.Min = make(api.ResourceList)
			q.Min[api.ResourceCPU] = *(cpuLimit.Copy())

			q.MaxLimitRequestRatio = make(api.ResourceList)
			q.MaxLimitRequestRatio[api.ResourceCPU] = resource.MustParse("10")
		},
		func(p *api.PullPolicy, c fuzz.Continue) {
			policies := []api.PullPolicy{api.PullAlways, api.PullNever, api.PullIfNotPresent}
			*p = policies[c.Rand.Intn(len(policies))]
		},
		func(rp *api.RestartPolicy, c fuzz.Continue) {
			policies := []api.RestartPolicy{api.RestartPolicyAlways, api.RestartPolicyNever, api.RestartPolicyOnFailure}
			*rp = policies[c.Rand.Intn(len(policies))]
		},
		// Only api.DownwardAPIVolumeFile needs to have a specific func since FieldRef has to be
		// defaulted to a version otherwise roundtrip will fail
		// For the remaining volume plugins the default fuzzer is enough.
		func(m *api.DownwardAPIVolumeFile, c fuzz.Continue) {
			m.Path = c.RandString()
			versions := []string{"v1"}
			m.FieldRef = &api.ObjectFieldSelector{}
			m.FieldRef.APIVersion = versions[c.Rand.Intn(len(versions))]
			m.FieldRef.FieldPath = c.RandString()
		},
		func(vs *api.VolumeSource, c fuzz.Continue) {
			// Exactly one of the fields must be set.
			v := reflect.ValueOf(vs).Elem()
			i := int(c.RandUint64() % uint64(v.NumField()))
			t := v.Field(i).Addr()
			for v.Field(i).IsNil() {
				c.Fuzz(t.Interface())
			}
		},
		func(i *api.ISCSIVolumeSource, c fuzz.Continue) {
			i.ISCSIInterface = c.RandString()
			if i.ISCSIInterface == "" {
				i.ISCSIInterface = "default"
			}
		},
		func(d *api.DNSPolicy, c fuzz.Continue) {
			policies := []api.DNSPolicy{api.DNSClusterFirst, api.DNSDefault}
			*d = policies[c.Rand.Intn(len(policies))]
		},
		func(p *api.Protocol, c fuzz.Continue) {
			protocols := []api.Protocol{api.ProtocolTCP, api.ProtocolUDP}
			*p = protocols[c.Rand.Intn(len(protocols))]
		},
		func(p *api.ServiceAffinity, c fuzz.Continue) {
			types := []api.ServiceAffinity{api.ServiceAffinityClientIP, api.ServiceAffinityNone}
			*p = types[c.Rand.Intn(len(types))]
		},
		func(p *api.ServiceType, c fuzz.Continue) {
			types := []api.ServiceType{api.ServiceTypeClusterIP, api.ServiceTypeNodePort, api.ServiceTypeLoadBalancer}
			*p = types[c.Rand.Intn(len(types))]
		},
		func(ct *api.Container, c fuzz.Continue) {
			c.FuzzNoCustom(ct)                                          // fuzz self without calling this function again
			ct.TerminationMessagePath = "/" + ct.TerminationMessagePath // Must be non-empty
		},
		func(p *api.Probe, c fuzz.Continue) {
			c.FuzzNoCustom(p)
			// These fields have default values.
			intFieldsWithDefaults := [...]string{"TimeoutSeconds", "PeriodSeconds", "SuccessThreshold", "FailureThreshold"}
			v := reflect.ValueOf(p).Elem()
			for _, field := range intFieldsWithDefaults {
				f := v.FieldByName(field)
				if f.Int() == 0 {
					f.SetInt(1)
				}
			}
		},
		func(ev *api.EnvVar, c fuzz.Continue) {
			ev.Name = c.RandString()
			if c.RandBool() {
				ev.Value = c.RandString()
			} else {
				ev.ValueFrom = &api.EnvVarSource{}
				ev.ValueFrom.FieldRef = &api.ObjectFieldSelector{}

				var versions []unversioned.GroupVersion
				for _, testGroup := range testapi.Groups {
					versions = append(versions, *testGroup.GroupVersion())
				}

				ev.ValueFrom.FieldRef.APIVersion = versions[c.Rand.Intn(len(versions))].String()
				ev.ValueFrom.FieldRef.FieldPath = c.RandString()
			}
		},
		func(sc *api.SecurityContext, c fuzz.Continue) {
			c.FuzzNoCustom(sc) // fuzz self without calling this function again
			if c.RandBool() {
				priv := c.RandBool()
				sc.Privileged = &priv
			}

			if c.RandBool() {
				sc.Capabilities = &api.Capabilities{
					Add:  make([]api.Capability, 0),
					Drop: make([]api.Capability, 0),
				}
				c.Fuzz(&sc.Capabilities.Add)
				c.Fuzz(&sc.Capabilities.Drop)
			}
		},
		func(s *api.Secret, c fuzz.Continue) {
			c.FuzzNoCustom(s) // fuzz self without calling this function again
			s.Type = api.SecretTypeOpaque
		},
		func(r *api.RBDVolumeSource, c fuzz.Continue) {
			r.RBDPool = c.RandString()
			if r.RBDPool == "" {
				r.RBDPool = "rbd"
			}
			r.RadosUser = c.RandString()
			if r.RadosUser == "" {
				r.RadosUser = "******"
			}
			r.Keyring = c.RandString()
			if r.Keyring == "" {
				r.Keyring = "/etc/ceph/keyring"
			}
		},
		func(pv *api.PersistentVolume, c fuzz.Continue) {
			c.FuzzNoCustom(pv) // fuzz self without calling this function again
			types := []api.PersistentVolumePhase{api.VolumeAvailable, api.VolumePending, api.VolumeBound, api.VolumeReleased, api.VolumeFailed}
			pv.Status.Phase = types[c.Rand.Intn(len(types))]
			pv.Status.Message = c.RandString()
			reclamationPolicies := []api.PersistentVolumeReclaimPolicy{api.PersistentVolumeReclaimRecycle, api.PersistentVolumeReclaimRetain}
			pv.Spec.PersistentVolumeReclaimPolicy = reclamationPolicies[c.Rand.Intn(len(reclamationPolicies))]
		},
		func(pvc *api.PersistentVolumeClaim, c fuzz.Continue) {
			c.FuzzNoCustom(pvc) // fuzz self without calling this function again
			types := []api.PersistentVolumeClaimPhase{api.ClaimBound, api.ClaimPending, api.ClaimLost}
			pvc.Status.Phase = types[c.Rand.Intn(len(types))]
		},
		func(s *api.NamespaceSpec, c fuzz.Continue) {
			s.Finalizers = []api.FinalizerName{api.FinalizerKubernetes}
		},
		func(s *api.NamespaceStatus, c fuzz.Continue) {
			s.Phase = api.NamespaceActive
		},
		func(http *api.HTTPGetAction, c fuzz.Continue) {
			c.FuzzNoCustom(http)            // fuzz self without calling this function again
			http.Path = "/" + http.Path     // can't be blank
			http.Scheme = "x" + http.Scheme // can't be blank
		},
		func(ss *api.ServiceSpec, c fuzz.Continue) {
			c.FuzzNoCustom(ss) // fuzz self without calling this function again
			if len(ss.Ports) == 0 {
				// There must be at least 1 port.
				ss.Ports = append(ss.Ports, api.ServicePort{})
				c.Fuzz(&ss.Ports[0])
			}
			for i := range ss.Ports {
				switch ss.Ports[i].TargetPort.Type {
				case intstr.Int:
					ss.Ports[i].TargetPort.IntVal = 1 + ss.Ports[i].TargetPort.IntVal%65535 // non-zero
				case intstr.String:
					ss.Ports[i].TargetPort.StrVal = "x" + ss.Ports[i].TargetPort.StrVal // non-empty
				}
			}
		},
		func(n *api.Node, c fuzz.Continue) {
			c.FuzzNoCustom(n)
			n.Spec.ExternalID = "external"
		},
		func(s *api.NodeStatus, c fuzz.Continue) {
			c.FuzzNoCustom(s)
			s.Allocatable = s.Capacity
		},
		func(s *autoscaling.HorizontalPodAutoscalerSpec, c fuzz.Continue) {
			c.FuzzNoCustom(s) // fuzz self without calling this function again
			minReplicas := int32(c.Rand.Int31())
			s.MinReplicas = &minReplicas
			targetCpu := int32(c.RandUint64())
			s.TargetCPUUtilizationPercentage = &targetCpu
		},
		func(psp *extensions.PodSecurityPolicySpec, c fuzz.Continue) {
			c.FuzzNoCustom(psp) // fuzz self without calling this function again
			runAsUserRules := []extensions.RunAsUserStrategy{extensions.RunAsUserStrategyMustRunAsNonRoot, extensions.RunAsUserStrategyMustRunAs, extensions.RunAsUserStrategyRunAsAny}
			psp.RunAsUser.Rule = runAsUserRules[c.Rand.Intn(len(runAsUserRules))]
			seLinuxRules := []extensions.SELinuxStrategy{extensions.SELinuxStrategyRunAsAny, extensions.SELinuxStrategyMustRunAs}
			psp.SELinux.Rule = seLinuxRules[c.Rand.Intn(len(seLinuxRules))]
		},
		func(s *extensions.Scale, c fuzz.Continue) {
			c.FuzzNoCustom(s) // fuzz self without calling this function again
			// TODO: Implement a fuzzer to generate valid keys, values and operators for
			// selector requirements.
			if s.Status.Selector != nil {
				s.Status.Selector = &unversioned.LabelSelector{
					MatchLabels: map[string]string{
						"testlabelkey": "testlabelval",
					},
					MatchExpressions: []unversioned.LabelSelectorRequirement{
						{
							Key:      "testkey",
							Operator: unversioned.LabelSelectorOpIn,
							Values:   []string{"val1", "val2", "val3"},
						},
					},
				}
			}
		},
		func(r *runtime.RawExtension, c fuzz.Continue) {
			// Pick an arbitrary type and fuzz it
			types := []runtime.Object{&api.Pod{}, &extensions.Deployment{}, &api.Service{}}
			obj := types[c.Rand.Intn(len(types))]
			c.Fuzz(obj)

			// Find a codec for converting the object to raw bytes.  This is necessary for the
			// api version and kind to be correctly set be serialization.
			var codec runtime.Codec
			switch obj.(type) {
			case *api.Pod:
				codec = testapi.Default.Codec()
			case *extensions.Deployment:
				codec = testapi.Extensions.Codec()
			case *api.Service:
				codec = testapi.Default.Codec()
			default:
				t.Errorf("Failed to find codec for object type: %T", obj)
				return
			}

			// Convert the object to raw bytes
			bytes, err := runtime.Encode(codec, obj)
			if err != nil {
				t.Errorf("Failed to encode object: %v", err)
				return
			}

			// Set the bytes field on the RawExtension
			r.Raw = bytes
		},
	)
	return f
}
Ejemplo n.º 4
0
func TestGenerateService(t *testing.T) {
	tests := []struct {
		generator Generator
		params    map[string]interface{}
		expected  api.Service
	}{
		{
			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector":       "foo=bar,baz=blah",
				"name":           "test",
				"port":           "80",
				"protocol":       "TCP",
				"container-port": "1234",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
						"baz": "blah",
					},
					Ports: []api.ServicePort{
						{
							Port:       80,
							Protocol:   "TCP",
							TargetPort: intstr.FromInt(1234),
						},
					},
				},
			},
		},
		{

			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector":       "foo=bar,baz=blah",
				"name":           "test",
				"port":           "80",
				"protocol":       "UDP",
				"container-port": "foobar",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
						"baz": "blah",
					},
					Ports: []api.ServicePort{
						{
							Port:       80,
							Protocol:   "UDP",
							TargetPort: intstr.FromString("foobar"),
						},
					},
				},
			},
		},
		{
			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector":       "foo=bar,baz=blah",
				"labels":         "key1=value1,key2=value2",
				"name":           "test",
				"port":           "80",
				"protocol":       "TCP",
				"container-port": "1234",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
					Labels: map[string]string{
						"key1": "value1",
						"key2": "value2",
					},
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
						"baz": "blah",
					},
					Ports: []api.ServicePort{
						{
							Port:       80,
							Protocol:   "TCP",
							TargetPort: intstr.FromInt(1234),
						},
					},
				},
			},
		},
		{
			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector":       "foo=bar,baz=blah",
				"name":           "test",
				"port":           "80",
				"protocol":       "UDP",
				"container-port": "foobar",
				"external-ip":    "1.2.3.4",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
						"baz": "blah",
					},
					Ports: []api.ServicePort{
						{
							Port:       80,
							Protocol:   "UDP",
							TargetPort: intstr.FromString("foobar"),
						},
					},
					ExternalIPs: []string{"1.2.3.4"},
				},
			},
		},
		{
			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector":                      "foo=bar,baz=blah",
				"name":                          "test",
				"port":                          "80",
				"protocol":                      "UDP",
				"container-port":                "foobar",
				"external-ip":                   "1.2.3.4",
				"create-external-load-balancer": "true",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
						"baz": "blah",
					},
					Ports: []api.ServicePort{
						{
							Port:       80,
							Protocol:   "UDP",
							TargetPort: intstr.FromString("foobar"),
						},
					},
					Type:        api.ServiceTypeLoadBalancer,
					ExternalIPs: []string{"1.2.3.4"},
				},
			},
		},
		{
			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector":       "foo=bar,baz=blah",
				"name":           "test",
				"port":           "80",
				"protocol":       "UDP",
				"container-port": "foobar",
				"type":           string(api.ServiceTypeNodePort),
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
						"baz": "blah",
					},
					Ports: []api.ServicePort{
						{
							Port:       80,
							Protocol:   "UDP",
							TargetPort: intstr.FromString("foobar"),
						},
					},
					Type: api.ServiceTypeNodePort,
				},
			},
		},
		{
			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector":                      "foo=bar,baz=blah",
				"name":                          "test",
				"port":                          "80",
				"protocol":                      "UDP",
				"container-port":                "foobar",
				"create-external-load-balancer": "true", // ignored when type is present
				"type": string(api.ServiceTypeNodePort),
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
						"baz": "blah",
					},
					Ports: []api.ServicePort{
						{
							Port:       80,
							Protocol:   "UDP",
							TargetPort: intstr.FromString("foobar"),
						},
					},
					Type: api.ServiceTypeNodePort,
				},
			},
		},
		{
			generator: ServiceGeneratorV1{},
			params: map[string]interface{}{
				"selector":       "foo=bar,baz=blah",
				"name":           "test",
				"port":           "80",
				"protocol":       "TCP",
				"container-port": "1234",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
						"baz": "blah",
					},
					Ports: []api.ServicePort{
						{
							Name:       "default",
							Port:       80,
							Protocol:   "TCP",
							TargetPort: intstr.FromInt(1234),
						},
					},
				},
			},
		},
		{
			generator: ServiceGeneratorV1{},
			params: map[string]interface{}{
				"selector":         "foo=bar,baz=blah",
				"name":             "test",
				"port":             "80",
				"protocol":         "TCP",
				"container-port":   "1234",
				"session-affinity": "ClientIP",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
						"baz": "blah",
					},
					Ports: []api.ServicePort{
						{
							Name:       "default",
							Port:       80,
							Protocol:   "TCP",
							TargetPort: intstr.FromInt(1234),
						},
					},
					SessionAffinity: api.ServiceAffinityClientIP,
				},
			},
		},
		{
			generator: ServiceGeneratorV1{},
			params: map[string]interface{}{
				"selector":       "foo=bar",
				"name":           "test",
				"ports":          "80,443",
				"protocol":       "TCP",
				"container-port": "foobar",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
					},
					Ports: []api.ServicePort{
						{
							Name:       "port-1",
							Port:       80,
							Protocol:   api.ProtocolTCP,
							TargetPort: intstr.FromString("foobar"),
						},
						{
							Name:       "port-2",
							Port:       443,
							Protocol:   api.ProtocolTCP,
							TargetPort: intstr.FromString("foobar"),
						},
					},
				},
			},
		},
		{
			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector":    "foo=bar",
				"name":        "test",
				"ports":       "80,443",
				"protocol":    "UDP",
				"target-port": "1234",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
					},
					Ports: []api.ServicePort{
						{
							Name:       "port-1",
							Port:       80,
							Protocol:   api.ProtocolUDP,
							TargetPort: intstr.FromInt(1234),
						},
						{
							Name:       "port-2",
							Port:       443,
							Protocol:   api.ProtocolUDP,
							TargetPort: intstr.FromInt(1234),
						},
					},
				},
			},
		},
		{
			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector": "foo=bar",
				"name":     "test",
				"ports":    "80,443",
				"protocol": "TCP",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
					},
					Ports: []api.ServicePort{
						{
							Name:       "port-1",
							Port:       80,
							Protocol:   api.ProtocolTCP,
							TargetPort: intstr.FromInt(80),
						},
						{
							Name:       "port-2",
							Port:       443,
							Protocol:   api.ProtocolTCP,
							TargetPort: intstr.FromInt(443),
						},
					},
				},
			},
		},
		{
			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector":  "foo=bar",
				"name":      "test",
				"ports":     "80,8080",
				"protocols": "8080/UDP",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
					},
					Ports: []api.ServicePort{
						{
							Name:       "port-1",
							Port:       80,
							Protocol:   api.ProtocolTCP,
							TargetPort: intstr.FromInt(80),
						},
						{
							Name:       "port-2",
							Port:       8080,
							Protocol:   api.ProtocolUDP,
							TargetPort: intstr.FromInt(8080),
						},
					},
				},
			},
		},
		{
			generator: ServiceGeneratorV2{},
			params: map[string]interface{}{
				"selector":  "foo=bar",
				"name":      "test",
				"ports":     "80,8080,8081",
				"protocols": "8080/UDP,8081/TCP",
			},
			expected: api.Service{
				ObjectMeta: api.ObjectMeta{
					Name: "test",
				},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
					},
					Ports: []api.ServicePort{
						{
							Name:       "port-1",
							Port:       80,
							Protocol:   api.ProtocolTCP,
							TargetPort: intstr.FromInt(80),
						},
						{
							Name:       "port-2",
							Port:       8080,
							Protocol:   api.ProtocolUDP,
							TargetPort: intstr.FromInt(8080),
						},
						{
							Name:       "port-3",
							Port:       8081,
							Protocol:   api.ProtocolTCP,
							TargetPort: intstr.FromInt(8081),
						},
					},
				},
			},
		},
	}
	for _, test := range tests {
		obj, err := test.generator.Generate(test.params)
		if !reflect.DeepEqual(obj, &test.expected) {
			t.Errorf("expected:\n%#v\ngot\n%#v\n", &test.expected, obj)
		}
		if err != nil {
			t.Errorf("unexpected error: %v", err)
		}
	}
}
Ejemplo n.º 5
0
func TestFindPort(t *testing.T) {
	testCases := []struct {
		name       string
		containers []api.Container
		port       intstr.IntOrString
		expected   int
		pass       bool
	}{{
		name:       "valid int, no ports",
		containers: []api.Container{{}},
		port:       intstr.FromInt(93),
		expected:   93,
		pass:       true,
	}, {
		name: "valid int, with ports",
		containers: []api.Container{{Ports: []api.ContainerPort{{
			Name:          "",
			ContainerPort: 11,
			Protocol:      "TCP",
		}, {
			Name:          "p",
			ContainerPort: 22,
			Protocol:      "TCP",
		}}}},
		port:     intstr.FromInt(93),
		expected: 93,
		pass:     true,
	}, {
		name:       "valid str, no ports",
		containers: []api.Container{{}},
		port:       intstr.FromString("p"),
		expected:   0,
		pass:       false,
	}, {
		name: "valid str, one ctr with ports",
		containers: []api.Container{{Ports: []api.ContainerPort{{
			Name:          "",
			ContainerPort: 11,
			Protocol:      "UDP",
		}, {
			Name:          "p",
			ContainerPort: 22,
			Protocol:      "TCP",
		}, {
			Name:          "q",
			ContainerPort: 33,
			Protocol:      "TCP",
		}}}},
		port:     intstr.FromString("q"),
		expected: 33,
		pass:     true,
	}, {
		name: "valid str, two ctr with ports",
		containers: []api.Container{{}, {Ports: []api.ContainerPort{{
			Name:          "",
			ContainerPort: 11,
			Protocol:      "UDP",
		}, {
			Name:          "p",
			ContainerPort: 22,
			Protocol:      "TCP",
		}, {
			Name:          "q",
			ContainerPort: 33,
			Protocol:      "TCP",
		}}}},
		port:     intstr.FromString("q"),
		expected: 33,
		pass:     true,
	}, {
		name: "valid str, two ctr with same port",
		containers: []api.Container{{}, {Ports: []api.ContainerPort{{
			Name:          "",
			ContainerPort: 11,
			Protocol:      "UDP",
		}, {
			Name:          "p",
			ContainerPort: 22,
			Protocol:      "TCP",
		}, {
			Name:          "q",
			ContainerPort: 22,
			Protocol:      "TCP",
		}}}},
		port:     intstr.FromString("q"),
		expected: 22,
		pass:     true,
	}, {
		name: "valid str, invalid protocol",
		containers: []api.Container{{}, {Ports: []api.ContainerPort{{
			Name:          "a",
			ContainerPort: 11,
			Protocol:      "snmp",
		},
		}}},
		port:     intstr.FromString("a"),
		expected: 0,
		pass:     false,
	}, {
		name: "valid hostPort",
		containers: []api.Container{{}, {Ports: []api.ContainerPort{{
			Name:          "a",
			ContainerPort: 11,
			HostPort:      81,
			Protocol:      "TCP",
		},
		}}},
		port:     intstr.FromString("a"),
		expected: 11,
		pass:     true,
	},
		{
			name: "invalid hostPort",
			containers: []api.Container{{}, {Ports: []api.ContainerPort{{
				Name:          "a",
				ContainerPort: 11,
				HostPort:      -1,
				Protocol:      "TCP",
			},
			}}},
			port:     intstr.FromString("a"),
			expected: 11,
			pass:     true,
			//this should fail but passes.
		},
		{
			name: "invalid ContainerPort",
			containers: []api.Container{{}, {Ports: []api.ContainerPort{{
				Name:          "a",
				ContainerPort: -1,
				Protocol:      "TCP",
			},
			}}},
			port:     intstr.FromString("a"),
			expected: -1,
			pass:     true,
			//this should fail but passes
		},
		{
			name: "HostIP Address",
			containers: []api.Container{{}, {Ports: []api.ContainerPort{{
				Name:          "a",
				ContainerPort: 11,
				HostIP:        "192.168.1.1",
				Protocol:      "TCP",
			},
			}}},
			port:     intstr.FromString("a"),
			expected: 11,
			pass:     true,
		},
	}

	for _, tc := range testCases {
		port, err := FindPort(&api.Pod{Spec: api.PodSpec{Containers: tc.containers}},
			&api.ServicePort{Protocol: "TCP", TargetPort: tc.port})
		if err != nil && tc.pass {
			t.Errorf("unexpected error for %s: %v", tc.name, err)
		}
		if err == nil && !tc.pass {
			t.Errorf("unexpected non-error for %s: %d", tc.name, port)
		}
		if port != tc.expected {
			t.Errorf("wrong result for %s: expected %d, got %d", tc.name, tc.expected, port)
		}
	}
}