Example #1
0
// makeContainerStatus creates the api.containerStatus of a container from the podInfo.
func makeContainerStatus(container *kubecontainer.Container, podInfo *podInfo) api.ContainerStatus {
	var status api.ContainerStatus
	status.Name = container.Name
	status.Image = container.Image
	status.ContainerID = string(container.ID)
	// TODO(yifan): Add image ID info.

	switch podInfo.state {
	case Running:
		// TODO(yifan): Get StartedAt.
		status.State = api.ContainerState{
			Running: &api.ContainerStateRunning{
				StartedAt: unversioned.Unix(container.Created, 0),
			},
		}
	case Embryo, Preparing, Prepared:
		status.State = api.ContainerState{Waiting: &api.ContainerStateWaiting{}}
	case AbortedPrepare, Deleting, Exited, Garbage:
		exitCode, ok := podInfo.exitCodes[status.Name]
		if !ok {
			glog.Warningf("rkt: Cannot get exit code for container %v", container)
			exitCode = -1

		}
		status.State = api.ContainerState{
			Terminated: &api.ContainerStateTerminated{
				ExitCode:  exitCode,
				StartedAt: unversioned.Unix(container.Created, 0),
			},
		}
	default:
		glog.Warningf("rkt: Unknown pod state: %q", podInfo.state)
	}
	return status
}
Example #2
0
func TestAddOrUpdateEventExisting(t *testing.T) {
	// Arrange
	eventCache := NewEventCache()
	event1Time := unversioned.Unix(2324, 2342)
	event2Time := unversioned.Now()
	event1 := api.Event{
		Reason:  "something happened",
		Message: "can you believe it?",
		ObjectMeta: api.ObjectMeta{
			ResourceVersion: "rs1",
		},
		InvolvedObject: api.ObjectReference{
			Kind:       "Scheduler",
			Name:       "anOkName",
			Namespace:  "someNamespace",
			UID:        "C934D3234CD0242",
			APIVersion: "version",
		},
		Source: api.EventSource{
			Component: "kubelet",
			Host:      "kublet.node2",
		},
		Count:          1,
		FirstTimestamp: event1Time,
		LastTimestamp:  event1Time,
	}
	event2 := api.Event{
		Reason:  "something happened",
		Message: "can you believe it?",
		ObjectMeta: api.ObjectMeta{
			ResourceVersion: "rs2",
		},
		InvolvedObject: api.ObjectReference{
			Kind:       "Scheduler",
			Name:       "anOkName",
			Namespace:  "someNamespace",
			UID:        "C934D3234CD0242",
			APIVersion: "version",
		},
		Source: api.EventSource{
			Component: "kubelet",
			Host:      "kublet.node2",
		},
		Count:          3,
		FirstTimestamp: event1Time,
		LastTimestamp:  event2Time,
	}

	// Act
	eventCache.addOrUpdateEvent(&event1)
	result1 := eventCache.addOrUpdateEvent(&event2)
	result2 := eventCache.getEvent(&event1)

	// Assert
	compareEventWithHistoryEntry(&event2, &result1, t)
	compareEventWithHistoryEntry(&event2, &result2, t)
}
Example #3
0
// FuzzerFor can randomly populate api objects that are destined for version.
func FuzzerFor(t *testing.T, version string, src rand.Source) *fuzz.Fuzzer {
	f := fuzz.New().NilChance(.5).NumElements(1, 1)
	if src != nil {
		f.RandSource(src)
	}
	f.Funcs(
		func(j *runtime.PluginBase, c fuzz.Continue) {
			// Do nothing; this struct has only a Kind field and it must stay blank in memory.
		},
		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) {
			// TODO: add some parsing
			j.LabelSelector, _ = labels.Parse("a=b")
			j.FieldSelector, _ = fields.ParseSelector("a=b")
		},
		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.PodTemplateSpec, c fuzz.Continue) {
			// TODO: v1beta1/2 can't round trip a nil template correctly, fix by having v1beta1/2
			// conversion compare converted object to nil via DeepEqual
			j.ObjectMeta = api.ObjectMeta{}
			c.Fuzz(&j.ObjectMeta)
			j.ObjectMeta = api.ObjectMeta{Labels: j.ObjectMeta.Labels}
			j.Spec = api.PodSpec{}
			c.Fuzz(&j.Spec)
		},
		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 = util.NewIntOrStringFromInt(int(c.RandUint64()))
					rollingUpdate.MaxSurge = util.NewIntOrStringFromInt(int(c.RandUint64()))
				} else {
					rollingUpdate.MaxSurge = util.NewIntOrStringFromString(fmt.Sprintf("%d%%", c.RandUint64()))
				}
				j.RollingUpdate = &rollingUpdate
			}
		},
		func(j *extensions.JobSpec, c fuzz.Continue) {
			c.FuzzNoCustom(j) // fuzz self without calling this function again
			completions := c.Rand.Int()
			parallelism := c.Rand.Int()
			j.Completions = &completions
			j.Parallelism = &parallelism
		},
		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{
					TypeMeta: runtime.TypeMeta{Kind: "Something", APIVersion: "unknown"},
					RawJSON:  []byte(`{"apiVersion":"unknown","kind":"Something","someKey":"someValue"}`),
				}
			} else {
				types := []runtime.Object{&api.Pod{}, &api.ReplicationController{}}
				t := types[c.Rand.Intn(len(types))]
				c.Fuzz(t)
				*j = t
			}
		},
		func(pb map[docker.Port][]docker.PortBinding, c fuzz.Continue) {
			// This is necessary because keys with nil values get omitted.
			// TODO: Is this a bug?
			pb[docker.Port(c.RandString())] = []docker.PortBinding{
				{c.RandString(), c.RandString()},
				{c.RandString(), c.RandString()},
			}
		},
		func(pm map[string]docker.PortMapping, c fuzz.Continue) {
			// This is necessary because keys with nil values get omitted.
			// TODO: Is this a bug?
			pm[c.RandString()] = docker.PortMapping{
				c.RandString(): c.RandString(),
			}
		},
		func(q *resource.Quantity, c fuzz.Continue) {
			// Real Quantity fuzz testing is done elsewhere;
			// this limited subset of functionality survives
			// round-tripping to v1beta1/2.
			q.Amount = &inf.Dec{}
			q.Format = resource.DecimalExponent
			//q.Amount.SetScale(inf.Scale(-c.Intn(12)))
			q.Amount.SetUnscaled(c.Int63n(1000))
		},
		func(q *api.ResourceRequirements, c fuzz.Continue) {
			randomQuantity := func() resource.Quantity {
				return *resource.NewQuantity(c.Int63n(1000), resource.DecimalExponent)
			}
			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) {
			randomQuantity := func() resource.Quantity {
				return *resource.NewQuantity(c.Int63n(1000), resource.DecimalExponent)
			}
			cpuLimit := randomQuantity()

			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))]
		},
		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()))
			v = v.Field(i).Addr()
			// Use a new fuzzer which cannot populate nil to ensure one field will be set.
			f := fuzz.New().NilChance(0).NumElements(1, 1)
			f.Funcs(
				// 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.APIVersion = versions[c.Rand.Intn(len(versions))]
					m.FieldRef.FieldPath = c.RandString()
				},
			).Fuzz(v.Interface())
		},
		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(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{}

				versions := registered.RegisteredVersions

				ev.ValueFrom.FieldRef.APIVersion = versions[c.Rand.Intn(len(versions))]
				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(e *api.Event, c fuzz.Continue) {
			c.FuzzNoCustom(e) // fuzz self without calling this function again
			// Fix event count to 1, otherwise, if a v1beta1 or v1beta2 event has a count set arbitrarily, it's count is ignored
			if e.FirstTimestamp.IsZero() {
				e.Count = 1
			} else {
				c.Fuzz(&e.Count)
			}
		},
		func(s *api.Secret, c fuzz.Continue) {
			c.FuzzNoCustom(s) // fuzz self without calling this function again
			s.Type = api.SecretTypeOpaque
		},
		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}
			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.Kind {
				case util.IntstrInt:
					ss.Ports[i].TargetPort.IntVal = 1 + ss.Ports[i].TargetPort.IntVal%65535 // non-zero
				case util.IntstrString:
					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 *extensions.APIVersion, c fuzz.Continue) {
			// We can't use c.RandString() here because it may generate empty
			// string, which will cause tests failure.
			s.APIGroup = "something"
		},
		func(s *extensions.HorizontalPodAutoscalerSpec, c fuzz.Continue) {
			c.FuzzNoCustom(s) // fuzz self without calling this function again
			minReplicas := c.Rand.Int()
			s.MinReplicas = &minReplicas
			s.CPUUtilization = &extensions.CPUTargetUtilization{TargetPercentage: int(c.RandUint64())}
		},
	)
	return f
}