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Sync node status from node controller to master.

pull/6/head
Deyuan Deng 2015-01-16 17:28:20 -05:00
parent e619f303d7
commit c793c4f0ab
16 changed files with 584 additions and 505 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
cmd/integration/integration.go
View File

@ -184,8 +184,8 @@ func startComponents(manifestURL string) (apiServerURL string) {
controllerManager.Run(10 * time.Minute)
nodeResources := &api.NodeResources{}
nodeController := nodeControllerPkg.NewNodeController(nil, "", machineList, nodeResources, cl)
nodeController.Run(10 * time.Second)
nodeController := nodeControllerPkg.NewNodeController(nil, "", machineList, nodeResources, cl, fakeKubeletClient{})
nodeController.Run(10*time.Second, 10)
// Kubelet (localhost)
testRootDir := makeTempDirOrDie("kubelet_integ_1.")

1
cmd/kube-apiserver/apiserver.go
View File

@ -184,7 +184,6 @@ func main() {
Client: client,
Cloud: cloud,
EtcdHelper: helper,
HealthCheckMinions: *healthCheckMinions,
EventTTL: *eventTTL,
KubeletClient: kubeletClient,
PortalNet: &n,

14
cmd/kube-controller-manager/controller-manager.go
View File

@ -53,18 +53,22 @@ var (
nodeSyncPeriod = flag.Duration("node_sync_period", 10*time.Second, ""+
"The period for syncing nodes from cloudprovider. Longer periods will result in "+
"fewer calls to cloud provider, but may delay addition of new nodes to cluster.")
resourceQuotaSyncPeriod = flag.Duration("resource_quota_sync_period", 10*time.Second, "The period for syncing quota usage status in the system")
registerRetryCount = flag.Int("register_retry_count", 10, ""+
"The number of retries for initial node registration. Retry interval equals node_sync_period.")
machineList util.StringList
// TODO: Discover these by pinging the host machines, and rip out these flags.
// TODO: in the meantime, use resource.QuantityFlag() instead of these
nodeMilliCPU = flag.Int64("node_milli_cpu", 1000, "The amount of MilliCPU provisioned on each node")
nodeMemory = resource.QuantityFlag("node_memory", "3Gi", "The amount of memory (in bytes) provisioned on each node")
resourceQuotaSyncPeriod = flag.Duration("resource_quota_sync_period", 10*time.Second, "The period for syncing quota usage status in the system")
kubeletConfig = client.KubeletConfig{Port: ports.KubeletPort, EnableHttps: false}
)
func init() {
flag.Var(&address, "address", "The IP address to serve on (set to 0.0.0.0 for all interfaces)")
flag.Var(&machineList, "machines", "List of machines to schedule onto, comma separated.")
client.BindClientConfigFlags(flag.CommandLine, clientConfig)
client.BindKubeletClientConfigFlags(flag.CommandLine, &kubeletConfig)
}
func verifyMinionFlags() {
@ -104,6 +108,10 @@ func main() {
controllerManager := replicationControllerPkg.NewReplicationManager(kubeClient)
controllerManager.Run(10 * time.Second)
kubeletClient, err := client.NewKubeletClient(&kubeletConfig)
if err != nil {
glog.Fatalf("Failure to start kubelet client: %v", err)
}
cloud := cloudprovider.InitCloudProvider(*cloudProvider, *cloudConfigFile)
nodeResources := &api.NodeResources{
Capacity: api.ResourceList{
@ -111,8 +119,8 @@ func main() {
api.ResourceMemory: *nodeMemory,
},
}
nodeController := nodeControllerPkg.NewNodeController(cloud, *minionRegexp, machineList, nodeResources, kubeClient)
nodeController.Run(*nodeSyncPeriod)
nodeController := nodeControllerPkg.NewNodeController(cloud, *minionRegexp, machineList, nodeResources, kubeClient, kubeletClient)
nodeController.Run(*nodeSyncPeriod, *registerRetryCount)
resourceQuotaManager := resourcequota.NewResourceQuotaManager(kubeClient)
resourceQuotaManager.Run(*resourceQuotaSyncPeriod)

8
pkg/api/validation/validation.go
View File

@ -673,9 +673,11 @@ func ValidateMinionUpdate(oldMinion *api.Node, minion *api.Node) errs.Validation
allErrs := errs.ValidationErrorList{}
allErrs = append(allErrs, ValidateObjectMetaUpdate(&oldMinion.ObjectMeta, &minion.ObjectMeta).Prefix("metadata")...)
if !api.Semantic.DeepEqual(minion.Status, api.NodeStatus{}) {
allErrs = append(allErrs, errs.NewFieldInvalid("status", minion.Status, "status must be empty"))
}
// TODO: Enable the code once we have better api object.status update model. Currently,
// anyone can update node status.
// if !api.Semantic.DeepEqual(minion.Status, api.NodeStatus{}) {
// allErrs = append(allErrs, errs.NewFieldInvalid("status", minion.Status, "status must be empty"))
// }
// TODO: move reset function to its own location
// Ignore metadata changes now that they have been tested

14
pkg/api/validation/validation_test.go
View File

@ -1476,20 +1476,6 @@ func TestValidateMinionUpdate(t *testing.T) {
},
},
}, true},
{api.Node{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Labels: map[string]string{"bar": "foo"},
},
}, api.Node{
ObjectMeta: api.ObjectMeta{
Name: "foo",
Labels: map[string]string{"bar": "fooobaz"},
},
Status: api.NodeStatus{
HostIP: "1.2.3.4",
},
}, false},
{api.Node{
ObjectMeta: api.ObjectMeta{
Name: "foo",

273
pkg/cloudprovider/controller/nodecontroller.go
View File

@ -17,68 +17,233 @@ limitations under the License.
package controller
import (
"errors"
"fmt"
"net"
"reflect"
"sync"
"time"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
"github.com/GoogleCloudPlatform/kubernetes/pkg/cloudprovider"
"github.com/GoogleCloudPlatform/kubernetes/pkg/probe"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
"github.com/golang/glog"
)
var (
ErrRegistration = errors.New("unable to register all nodes.")
)
type NodeController struct {
cloud cloudprovider.Interface
matchRE string
staticResources *api.NodeResources
nodes []string
kubeClient client.Interface
kubeletClient client.KubeletHealthChecker
}
// NewNodeController returns a new node controller to sync instances from cloudprovider.
// TODO: NodeController health checker should be a separate package other than
// kubeletclient, node health check != kubelet health check.
func NewNodeController(
cloud cloudprovider.Interface,
matchRE string,
nodes []string,
staticResources *api.NodeResources,
kubeClient client.Interface) *NodeController {
kubeClient client.Interface,
kubeletClient client.KubeletHealthChecker) *NodeController {
return &NodeController{
cloud: cloud,
matchRE: matchRE,
nodes: nodes,
staticResources: staticResources,
kubeClient: kubeClient,
kubeletClient: kubeletClient,
}
}
// Run starts syncing instances from cloudprovider periodically, or create initial node list.
func (s *NodeController) Run(period time.Duration) {
if s.cloud != nil && len(s.matchRE) > 0 {
// Run creates initial node list and start syncing instances from cloudprovider if any.
// It also starts syncing cluster node status.
func (s *NodeController) Run(period time.Duration, retryCount int) {
// Register intial set of nodes with their status set.
var nodes *api.NodeList
var err error
if s.isRunningCloudProvider() {
nodes, err = s.CloudNodes()
if err != nil {
glog.Errorf("Error loading initial node from cloudprovider: %v", err)
}
} else {
nodes, err = s.StaticNodes()
if err != nil {
glog.Errorf("Error loading initial static nodes")
}
}
nodes = s.DoChecks(nodes)
if err := s.RegisterNodes(nodes, retryCount, period); err != nil {
glog.Errorf("Error registrying node list: %+v", nodes)
}
// Start syncing node list from cloudprovider.
if s.isRunningCloudProvider() {
go util.Forever(func() {
if err := s.SyncCloud(); err != nil {
if err = s.SyncCloud(); err != nil {
glog.Errorf("Error syncing cloud: %v", err)
}
}, period)
}
// Start syncing node status.
go util.Forever(func() {
if err = s.SyncNodeStatus(); err != nil {
glog.Errorf("Error syncing status: %v", err)
}
}, period)
}
// RegisterNodes registers the given list of nodes, it keeps retrying for `retryCount` times.
func (s *NodeController) RegisterNodes(nodes *api.NodeList, retryCount int, retryInterval time.Duration) error {
registered := util.NewStringSet()
for i := 0; i < retryCount; i++ {
for _, node := range nodes.Items {
if registered.Has(node.Name) {
continue
}
_, err := s.kubeClient.Nodes().Create(&node)
if err == nil {
registered.Insert(node.Name)
glog.Infof("Registered node in registry: %s", node.Name)
} else {
go s.SyncStatic(period)
glog.Errorf("Error registrying node %s, retrying: %s", node.Name, err)
}
if registered.Len() == len(nodes.Items) {
glog.Infof("Successfully Registered all nodes")
return nil
}
}
time.Sleep(retryInterval)
}
if registered.Len() != len(nodes.Items) {
return ErrRegistration
} else {
return nil
}
}
// SyncStatic registers list of machines from command line flag. It returns after successful
// registration of all machines.
func (s *NodeController) SyncStatic(period time.Duration) error {
registered := util.NewStringSet()
for {
for _, nodeID := range s.nodes {
if registered.Has(nodeID) {
// SyncCloud synchronizes the list of instances from cloudprovider to master server.
func (s *NodeController) SyncCloud() error {
matches, err := s.CloudNodes()
if err != nil {
return err
}
nodes, err := s.kubeClient.Nodes().List()
if err != nil {
return err
}
nodeMap := make(map[string]*api.Node)
for _, node := range nodes.Items {
nodeMap[node.Name] = &node
}
// Create nodes which have been created in cloud, but not in kubernetes cluster.
for _, node := range matches.Items {
if _, ok := nodeMap[node.Name]; !ok {
glog.Infof("Create node in registry: %s", node.Name)
_, err = s.kubeClient.Nodes().Create(&node)
if err != nil {
glog.Errorf("Create node error: %s", node.Name)
}
}
delete(nodeMap, node.Name)
}
// Delete nodes which have been deleted from cloud, but not from kubernetes cluster.
for nodeID := range nodeMap {
glog.Infof("Delete node from registry: %s", nodeID)
err = s.kubeClient.Nodes().Delete(nodeID)
if err != nil {
glog.Errorf("Delete node error: %s", nodeID)
}
}
return nil
}
// SyncNodeStatus synchronizes cluster nodes status to master server.
func (s *NodeController) SyncNodeStatus() error {
nodes, err := s.kubeClient.Nodes().List()
if err != nil {
return err
}
oldNodes := make(map[string]api.Node)
for _, node := range nodes.Items {
oldNodes[node.Name] = node
}
nodes = s.DoChecks(nodes)
for _, node := range nodes.Items {
if reflect.DeepEqual(node, oldNodes[node.Name]) {
glog.V(2).Infof("skip updating node %v", node.Name)
continue
}
node := &api.Node{
glog.V(2).Infof("updating node %v", node.Name)
_, err = s.kubeClient.Nodes().Update(&node)
if err != nil {
glog.Errorf("error updating node %s: %v", node.Name, err)
}
}
return nil
}
// DoChecks performs health checking for given list of nodes.
func (s *NodeController) DoChecks(nodes *api.NodeList) *api.NodeList {
var wg sync.WaitGroup
wg.Add(len(nodes.Items))
for i := range nodes.Items {
go func(node *api.Node) {
node.Status.Conditions = s.DoCheck(node)
wg.Done()
}(&nodes.Items[i])
}
wg.Wait()
return nodes
}
// DoCheck performs health checking for given node.
func (s *NodeController) DoCheck(node *api.Node) []api.NodeCondition {
var conditions []api.NodeCondition
switch status, err := s.kubeletClient.HealthCheck(node.Name); {
case err != nil:
glog.V(2).Infof("NodeController: node %s health check error: %v", node.Name, err)
conditions = append(conditions, api.NodeCondition{
Kind: api.NodeReady,
Status: api.ConditionUnknown,
})
case status == probe.Failure:
conditions = append(conditions, api.NodeCondition{
Kind: api.NodeReady,
Status: api.ConditionNone,
})
default:
conditions = append(conditions, api.NodeCondition{
Kind: api.NodeReady,
Status: api.ConditionFull,
})
}
glog.V(5).Infof("NodeController: node %q status was %+v", node.Name, conditions)
return conditions
}
// StaticNodes constructs and returns api.NodeList for static nodes. If error
// occurs, an empty NodeList will be returned with a non-nil error info.
func (s *NodeController) StaticNodes() (*api.NodeList, error) {
result := &api.NodeList{}
for _, nodeID := range s.nodes {
node := api.Node{
ObjectMeta: api.ObjectMeta{Name: nodeID},
Spec: api.NodeSpec{
Capacity: s.staticResources.Capacity,
},
Spec: api.NodeSpec{Capacity: s.staticResources.Capacity},
}
addr := net.ParseIP(nodeID)
if addr != nil {
@ -93,75 +258,31 @@ func (s *NodeController) SyncStatic(period time.Duration) error {
node.Status.HostIP = addrs[0].String()
}
}
_, err := s.kubeClient.Nodes().Create(node)
if err == nil {
registered.Insert(nodeID)
}
}
if registered.Len() == len(s.nodes) {
return nil
}
time.Sleep(period)
result.Items = append(result.Items, node)
}
return result, nil
}
// SyncCloud syncs list of instances from cloudprovider to master etcd registry.
func (s *NodeController) SyncCloud() error {
matches, err := s.cloudNodes()
if err != nil {
return err
}
nodes, err := s.kubeClient.Nodes().List()
if err != nil {
return err
}
nodeMap := make(map[string]*api.Node)
for _, node := range nodes.Items {
nodeMap[node.Name] = &node
}
// Create or delete nodes from registry.
for _, node := range matches.Items {
if _, ok := nodeMap[node.Name]; !ok {
glog.Infof("Create node in registry: %s", node.Name)
_, err = s.kubeClient.Nodes().Create(&node)
if err != nil {
glog.Errorf("Create node error: %s", node.Name)
}
}
delete(nodeMap, node.Name)
}
for nodeID := range nodeMap {
glog.Infof("Delete node from registry: %s", nodeID)
err = s.kubeClient.Nodes().Delete(nodeID)
if err != nil {
glog.Errorf("Delete node error: %s", nodeID)
}
}
return nil
}
// cloudNodes constructs and returns api.NodeList from cloudprovider.
func (s *NodeController) cloudNodes() (*api.NodeList, error) {
// CloudNodes constructs and returns api.NodeList from cloudprovider. If error
// occurs, an empty NodeList will be returned with a non-nil error info.
func (s *NodeController) CloudNodes() (*api.NodeList, error) {
result := &api.NodeList{}
instances, ok := s.cloud.Instances()
if !ok {
return nil, fmt.Errorf("cloud doesn't support instances")
return result, fmt.Errorf("cloud doesn't support instances")
}
matches, err := instances.List(s.matchRE)
if err != nil {
return nil, err
}
result := &api.NodeList{
Items: make([]api.Node, len(matches)),
return result, err
}
for i := range matches {
result.Items[i].Name = matches[i]
node := api.Node{}
node.Name = matches[i]
hostIP, err := instances.IPAddress(matches[i])
if err != nil {
glog.Errorf("error getting instance ip address for %s: %v", matches[i], err)
} else {
result.Items[i].Status.HostIP = hostIP.String()
node.Status.HostIP = hostIP.String()
}
resources, err := instances.GetNodeResources(matches[i])
if err != nil {
@ -171,8 +292,14 @@ func (s *NodeController) cloudNodes() (*api.NodeList, error) {
resources = s.staticResources
}
if resources != nil {
result.Items[i].Spec.Capacity = resources.Capacity
node.Spec.Capacity = resources.Capacity
}
result.Items = append(result.Items, node)
}
return result, nil
}
// isRunningCloudProvider checks if cluster is running with cloud provider.
func (s *NodeController) isRunningCloudProvider() bool {
return s.cloud != nil && len(s.matchRE) > 0
}

491
pkg/cloudprovider/controller/nodecontroller_test.go
View File

@ -17,19 +17,22 @@ limitations under the License.
package controller
import (
"errors"
"fmt"
"net"
"reflect"
"sort"
"testing"
"time"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/resource"
"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
fake_cloud "github.com/GoogleCloudPlatform/kubernetes/pkg/cloudprovider/fake"
"github.com/GoogleCloudPlatform/kubernetes/pkg/probe"
)
func newNode(name string) *api.Node {
return &api.Node{ObjectMeta: api.ObjectMeta{Name: name}}
}
// FakeNodeHandler is a fake implementation of NodesInterface and NodeInterface.
type FakeNodeHandler struct {
client.Fake
client.FakeNodes
@ -41,6 +44,7 @@ type FakeNodeHandler struct {
// Output
CreatedNodes []*api.Node
DeletedNodes []*api.Node
UpdatedNodes []*api.Node
RequestCount int
}
@ -51,7 +55,8 @@ func (c *FakeNodeHandler) Nodes() client.NodeInterface {
func (m *FakeNodeHandler) Create(node *api.Node) (*api.Node, error) {
defer func() { m.RequestCount++ }()
if m.CreateHook == nil || m.CreateHook(m, node) {
m.CreatedNodes = append(m.CreatedNodes, node)
nodeCopy := *node
m.CreatedNodes = append(m.CreatedNodes, &nodeCopy)
return node, nil
} else {
return nil, fmt.Errorf("Create error.")
@ -60,18 +65,27 @@ func (m *FakeNodeHandler) Create(node *api.Node) (*api.Node, error) {
func (m *FakeNodeHandler) List() (*api.NodeList, error) {
defer func() { m.RequestCount++ }()
nodes := []api.Node{}
var nodes []*api.Node
for i := 0; i < len(m.UpdatedNodes); i++ {
if !contains(m.UpdatedNodes[i], m.DeletedNodes) {
nodes = append(nodes, m.UpdatedNodes[i])
}
}
for i := 0; i < len(m.Existing); i++ {
if !contains(m.Existing[i], m.DeletedNodes) {
nodes = append(nodes, *m.Existing[i])
if !contains(m.Existing[i], m.DeletedNodes) && !contains(m.Existing[i], nodes) {
nodes = append(nodes, m.Existing[i])
}
}
for i := 0; i < len(m.CreatedNodes); i++ {
if !contains(m.Existing[i], m.DeletedNodes) {
nodes = append(nodes, *m.CreatedNodes[i])
if !contains(m.Existing[i], m.DeletedNodes) && !contains(m.CreatedNodes[i], nodes) {
nodes = append(nodes, m.CreatedNodes[i])
}
}
return &api.NodeList{Items: nodes}, nil
nodeList := &api.NodeList{}
for _, node := range nodes {
nodeList.Items = append(nodeList.Items, *node)
}
return nodeList, nil
}
func (m *FakeNodeHandler) Delete(id string) error {
@ -80,144 +94,379 @@ func (m *FakeNodeHandler) Delete(id string) error {
return nil
}
func TestSyncStaticCreateNode(t *testing.T) {
fakeNodeHandler := &FakeNodeHandler{
CreateHook: func(fake *FakeNodeHandler, node *api.Node) bool {
return true
func (m *FakeNodeHandler) Update(node *api.Node) (*api.Node, error) {
nodeCopy := *node
m.UpdatedNodes = append(m.UpdatedNodes, &nodeCopy)
m.RequestCount++
return node, nil
}
// FakeKubeletClient is a fake implementation of KubeletClient.
type FakeKubeletClient struct {
Status probe.Status
Err error
}
func (c *FakeKubeletClient) GetPodStatus(host, podNamespace, podID string) (api.PodStatusResult, error) {
return api.PodStatusResult{}, errors.New("Not Implemented")
}
func (c *FakeKubeletClient) HealthCheck(host string) (probe.Status, error) {
return c.Status, c.Err
}
func TestRegisterNodes(t *testing.T) {
table := []struct {
fakeNodeHandler *FakeNodeHandler
machines []string
retryCount int
expectedRequestCount int
expectedCreateCount int
expectedFail bool
}{
{
// Register two nodes normally.
machines: []string{"node0", "node1"},
fakeNodeHandler: &FakeNodeHandler{
CreateHook: func(fake *FakeNodeHandler, node *api.Node) bool { return true },
},
}
nodeController := NewNodeController(nil, ".*", []string{"node0"}, &api.NodeResources{}, fakeNodeHandler)
if err := nodeController.SyncStatic(time.Millisecond); err != nil {
t.Errorf("unexpected error: %v", err)
}
if fakeNodeHandler.RequestCount != 1 {
t.Errorf("Expected 1 call, but got %v.", fakeNodeHandler.RequestCount)
}
if len(fakeNodeHandler.CreatedNodes) != 1 {
t.Errorf("expect only 1 node created, got %v", len(fakeNodeHandler.CreatedNodes))
}
if fakeNodeHandler.CreatedNodes[0].Name != "node0" {
t.Errorf("unexpect node %v created", fakeNodeHandler.CreatedNodes[0].Name)
}
}
func TestSyncStaticCreateNodeWithHostIP(t *testing.T) {
fakeNodeHandler := &FakeNodeHandler{
CreateHook: func(fake *FakeNodeHandler, node *api.Node) bool {
return true
retryCount: 1,
expectedRequestCount: 2,
expectedCreateCount: 2,
expectedFail: false,
},
}
nodeController := NewNodeController(nil, ".*", []string{"10.0.0.1"}, &api.NodeResources{}, fakeNodeHandler)
if err := nodeController.SyncStatic(time.Millisecond); err != nil {
t.Errorf("unexpected error: %v", err)
}
if fakeNodeHandler.CreatedNodes[0].Name != "10.0.0.1" {
t.Errorf("unexpect node %v created", fakeNodeHandler.CreatedNodes[0].Name)
}
if fakeNodeHandler.CreatedNodes[0].Status.HostIP != "10.0.0.1" {
t.Errorf("unexpect nil node HostIP for node %v", fakeNodeHandler.CreatedNodes[0].Name)
}
}
func TestSyncStaticCreateNodeWithError(t *testing.T) {
fakeNodeHandler := &FakeNodeHandler{
{
// No machine to register.
machines: []string{},
fakeNodeHandler: &FakeNodeHandler{
CreateHook: func(fake *FakeNodeHandler, node *api.Node) bool { return true },
},
retryCount: 1,
expectedRequestCount: 0,
expectedCreateCount: 0,
expectedFail: false,
},
{
// Fail the first two requests.
machines: []string{"node0", "node1"},
fakeNodeHandler: &FakeNodeHandler{
CreateHook: func(fake *FakeNodeHandler, node *api.Node) bool {
if fake.RequestCount == 0 {
if fake.RequestCount == 0 || fake.RequestCount == 1 {
return false
}
return true
},
},
retryCount: 10,
expectedRequestCount: 4,
expectedCreateCount: 2,
expectedFail: false,
},
{
// The first node always fails.
machines: []string{"node0", "node1"},
fakeNodeHandler: &FakeNodeHandler{
CreateHook: func(fake *FakeNodeHandler, node *api.Node) bool {
if node.Name == "node0" {
return false
}
nodeController := NewNodeController(nil, ".*", []string{"node0"}, &api.NodeResources{}, fakeNodeHandler)
if err := nodeController.SyncStatic(time.Millisecond); err != nil {
return true
},
},
retryCount: 2,
expectedRequestCount: 3, // 2 for node0, 1 for node1
expectedCreateCount: 1,
expectedFail: true,
},
}
for _, item := range table {
nodes := api.NodeList{}
for _, machine := range item.machines {
nodes.Items = append(nodes.Items, *newNode(machine))
}
nodeController := NewNodeController(nil, "", item.machines, &api.NodeResources{}, item.fakeNodeHandler, nil)
err := nodeController.RegisterNodes(&nodes, item.retryCount, time.Millisecond)
if !item.expectedFail && err != nil {
t.Errorf("unexpected error: %v", err)
}
if fakeNodeHandler.RequestCount != 2 {
t.Errorf("Expected 2 call, but got %v.", fakeNodeHandler.RequestCount)
if item.expectedFail && err == nil {
t.Errorf("unexpected non-error")
}
if len(fakeNodeHandler.CreatedNodes) != 1 {
t.Errorf("expect only 1 node created, got %v", len(fakeNodeHandler.CreatedNodes))
if item.fakeNodeHandler.RequestCount != item.expectedRequestCount {
t.Errorf("expected %v calls, but got %v.", item.expectedRequestCount, item.fakeNodeHandler.RequestCount)
}
if len(item.fakeNodeHandler.CreatedNodes) != item.expectedCreateCount {
t.Errorf("expected %v nodes, but got %v.", item.expectedCreateCount, item.fakeNodeHandler.CreatedNodes)
}
if fakeNodeHandler.CreatedNodes[0].Name != "node0" {
t.Errorf("unexpect node %v created", fakeNodeHandler.CreatedNodes[0].Name)
}
}
func TestSyncCloudCreateNode(t *testing.T) {
fakeNodeHandler := &FakeNodeHandler{
func TestCreateStaticNodes(t *testing.T) {
table := []struct {
machines []string
expectedNodes *api.NodeList
}{
{
machines: []string{},
expectedNodes: &api.NodeList{},
},
{
machines: []string{"node0"},
expectedNodes: &api.NodeList{
Items: []api.Node{
{
ObjectMeta: api.ObjectMeta{Name: "node0"},
Spec: api.NodeSpec{},
Status: api.NodeStatus{},
},
},
},
},
}
for _, item := range table {
nodeController := NewNodeController(nil, "", item.machines, &api.NodeResources{}, nil, nil)
nodes, err := nodeController.StaticNodes()
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !reflect.DeepEqual(item.expectedNodes, nodes) {
t.Errorf("expected node list %+v, got %+v", item.expectedNodes, nodes)
}
}
}
func TestCreateCloudNodes(t *testing.T) {
resourceList := api.ResourceList{
api.ResourceCPU: *resource.NewMilliQuantity(1000, resource.DecimalSI),
api.ResourceMemory: *resource.NewQuantity(3000, resource.DecimalSI),
}
table := []struct {
fakeCloud *fake_cloud.FakeCloud
machines []string
expectedNodes *api.NodeList
}{
{
fakeCloud: &fake_cloud.FakeCloud{},
expectedNodes: &api.NodeList{},
},
{
fakeCloud: &fake_cloud.FakeCloud{
Machines: []string{"node0"},
IP: net.ParseIP("1.2.3.4"),
NodeResources: &api.NodeResources{Capacity: resourceList},
},
expectedNodes: &api.NodeList{
Items: []api.Node{
{
ObjectMeta: api.ObjectMeta{Name: "node0"},
Spec: api.NodeSpec{Capacity: resourceList},
Status: api.NodeStatus{HostIP: "1.2.3.4"},
},
},
},
},
}
for _, item := range table {
nodeController := NewNodeController(item.fakeCloud, ".*", nil, &api.NodeResources{}, nil, nil)
nodes, err := nodeController.CloudNodes()
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !reflect.DeepEqual(item.expectedNodes, nodes) {
t.Errorf("expected node list %+v, got %+v", item.expectedNodes, nodes)
}
}
}
func TestSyncCloud(t *testing.T) {
table := []struct {
fakeNodeHandler *FakeNodeHandler
fakeCloud *fake_cloud.FakeCloud
matchRE string
expectedRequestCount int
expectedCreated []string
expectedDeleted []string
}{
{
fakeNodeHandler: &FakeNodeHandler{
Existing: []*api.Node{newNode("node0")},
}
instances := []string{"node0", "node1"}
fakeCloud := fake_cloud.FakeCloud{
Machines: instances,
}
nodeController := NewNodeController(&fakeCloud, ".*", nil, nil, fakeNodeHandler)
if err := nodeController.SyncCloud(); err != nil {
t.Errorf("unexpected error: %v", err)
}
if fakeNodeHandler.RequestCount != 2 {
t.Errorf("Expected 2 call, but got %v.", fakeNodeHandler.RequestCount)
}
if len(fakeNodeHandler.CreatedNodes) != 1 {
t.Errorf("expect only 1 node created, got %v", len(fakeNodeHandler.CreatedNodes))
}
if fakeNodeHandler.CreatedNodes[0].Name != "node1" {
t.Errorf("unexpect node %v created", fakeNodeHandler.CreatedNodes[0].Name)
}
}
func TestSyncCloudDeleteNode(t *testing.T) {
fakeNodeHandler := &FakeNodeHandler{
},
fakeCloud: &fake_cloud.FakeCloud{
Machines: []string{"node0", "node1"},
},
matchRE: ".*",
expectedRequestCount: 2, // List + Create
expectedCreated: []string{"node1"},
expectedDeleted: []string{},
},
{
fakeNodeHandler: &FakeNodeHandler{
Existing: []*api.Node{newNode("node0"), newNode("node1")},
}
instances := []string{"node0"}
fakeCloud := fake_cloud.FakeCloud{
Machines: instances,
}
nodeController := NewNodeController(&fakeCloud, ".*", nil, nil, fakeNodeHandler)
if err := nodeController.SyncCloud(); err != nil {
t.Errorf("unexpected error: %v", err)
}
if fakeNodeHandler.RequestCount != 2 {
t.Errorf("Expected 2 call, but got %v.", fakeNodeHandler.RequestCount)
}
if len(fakeNodeHandler.DeletedNodes) != 1 {
t.Errorf("expect only 1 node deleted, got %v", len(fakeNodeHandler.DeletedNodes))
}
if fakeNodeHandler.DeletedNodes[0].Name != "node1" {
t.Errorf("unexpect node %v created", fakeNodeHandler.DeletedNodes[0].Name)
}
}
func TestSyncCloudRegexp(t *testing.T) {
fakeNodeHandler := &FakeNodeHandler{
},
fakeCloud: &fake_cloud.FakeCloud{
Machines: []string{"node0"},
},
matchRE: ".*",
expectedRequestCount: 2, // List + Delete
expectedCreated: []string{},
expectedDeleted: []string{"node1"},
},
{
fakeNodeHandler: &FakeNodeHandler{
Existing: []*api.Node{newNode("node0")},
},
fakeCloud: &fake_cloud.FakeCloud{
Machines: []string{"node0", "node1", "fake"},
},
matchRE: "node[0-9]+",
expectedRequestCount: 2, // List + Create
expectedCreated: []string{"node1"},
expectedDeleted: []string{},
},
}
instances := []string{"node0", "node1", "fake"}
fakeCloud := fake_cloud.FakeCloud{
Machines: instances,
}
nodeController := NewNodeController(&fakeCloud, "node[0-9]+", nil, nil, fakeNodeHandler)
for _, item := range table {
nodeController := NewNodeController(item.fakeCloud, item.matchRE, nil, &api.NodeResources{}, item.fakeNodeHandler, nil)
if err := nodeController.SyncCloud(); err != nil {
t.Errorf("unexpected error: %v", err)
}
if item.fakeNodeHandler.RequestCount != item.expectedRequestCount {
t.Errorf("expected %v call, but got %v.", item.expectedRequestCount, item.fakeNodeHandler.RequestCount)
}
nodes := sortedNodeNames(item.fakeNodeHandler.CreatedNodes)
if !reflect.DeepEqual(item.expectedCreated, nodes) {
t.Errorf("expected node list %+v, got %+v", item.expectedCreated, nodes)
}
nodes = sortedNodeNames(item.fakeNodeHandler.DeletedNodes)
if !reflect.DeepEqual(item.expectedDeleted, nodes) {
t.Errorf("expected node list %+v, got %+v", item.expectedDeleted, nodes)
}
}
}
if fakeNodeHandler.RequestCount != 2 {
t.Errorf("Expected 2 call, but got %v.", fakeNodeHandler.RequestCount)
func TestHealthCheckNode(t *testing.T) {
table := []struct {
node *api.Node
fakeKubeletClient *FakeKubeletClient
expectedConditions []api.NodeCondition
}{
{
node: newNode("node0"),
fakeKubeletClient: &FakeKubeletClient{
Status: probe.Success,
Err: nil,
},
expectedConditions: []api.NodeCondition{
{
Kind: api.NodeReady,
Status: api.ConditionFull,
},
},
},
{
node: newNode("node0"),
fakeKubeletClient: &FakeKubeletClient{
Status: probe.Failure,
Err: nil,
},
expectedConditions: []api.NodeCondition{
{
Kind: api.NodeReady,
Status: api.ConditionNone,
},
},
},
{
node: newNode("node1"),
fakeKubeletClient: &FakeKubeletClient{
Status: probe.Failure,
Err: errors.New("Error"),
},
expectedConditions: []api.NodeCondition{
{
Kind: api.NodeReady,
Status: api.ConditionUnknown,
},
},
},
}
if len(fakeNodeHandler.CreatedNodes) != 1 {
t.Errorf("expect only 1 node created, got %v", len(fakeNodeHandler.CreatedNodes))
for _, item := range table {
nodeController := NewNodeController(nil, "", nil, nil, nil, item.fakeKubeletClient)
conditions := nodeController.DoCheck(item.node)
if !reflect.DeepEqual(item.expectedConditions, conditions) {
t.Errorf("expected conditions %+v, got %+v", item.expectedConditions, conditions)
}
if fakeNodeHandler.CreatedNodes[0].Name != "node1" {
t.Errorf("unexpect node %v created", fakeNodeHandler.CreatedNodes[0].Name)
}
}
func TestSyncNodeStatus(t *testing.T) {
table := []struct {
fakeNodeHandler *FakeNodeHandler
fakeKubeletClient *FakeKubeletClient
expectedNodes []*api.Node
expectedRequestCount int
}{
{
fakeNodeHandler: &FakeNodeHandler{
Existing: []*api.Node{newNode("node0"), newNode("node1")},
},
fakeKubeletClient: &FakeKubeletClient{
Status: probe.Success,
Err: nil,
},
expectedNodes: []*api.Node{
{
ObjectMeta: api.ObjectMeta{Name: "node0"},
Status: api.NodeStatus{Conditions: []api.NodeCondition{{Kind: api.NodeReady, Status: api.ConditionFull}}},
},
{
ObjectMeta: api.ObjectMeta{Name: "node1"},
Status: api.NodeStatus{Conditions: []api.NodeCondition{{Kind: api.NodeReady, Status: api.ConditionFull}}},
},
},
expectedRequestCount: 3, // List + 2xUpdate
},
}
for _, item := range table {
nodeController := NewNodeController(nil, "", nil, nil, item.fakeNodeHandler, item.fakeKubeletClient)
if err := nodeController.SyncNodeStatus(); err != nil {
t.Errorf("unexpected error: %v", err)
}
if item.fakeNodeHandler.RequestCount != item.expectedRequestCount {
t.Errorf("expected %v call, but got %v.", item.expectedRequestCount, item.fakeNodeHandler.RequestCount)
}
if !reflect.DeepEqual(item.expectedNodes, item.fakeNodeHandler.UpdatedNodes) {
t.Errorf("expected nodes %+v, got %+v", item.expectedNodes, item.fakeNodeHandler.UpdatedNodes)
}
item.fakeNodeHandler.RequestCount = 0
if err := nodeController.SyncNodeStatus(); err != nil {
t.Errorf("unexpected error: %v", err)
}
if item.fakeNodeHandler.RequestCount != 1 {
t.Errorf("expected one list for updating same status, but got %v.", item.fakeNodeHandler.RequestCount)
}
}
}
func newNode(name string) *api.Node {
return &api.Node{ObjectMeta: api.ObjectMeta{Name: name}}
}
func sortedNodeNames(nodes []*api.Node) []string {
nodeNames := []string{}
for _, node := range nodes {
nodeNames = append(nodeNames, node.Name)
}
sort.Strings(nodeNames)
return nodeNames
}
func contains(node *api.Node, nodes []*api.Node) bool {
for i := 0; i < len(nodes); i++ {
if node.Name == nodes[i].Name {

12
pkg/master/master.go
View File

@ -68,7 +68,6 @@ type Config struct {
Client *client.Client
Cloud cloudprovider.Interface
EtcdHelper tools.EtcdHelper
HealthCheckMinions bool
EventTTL time.Duration
MinionRegexp string
KubeletClient client.KubeletClient
@ -235,7 +234,7 @@ func setDefaults(c *Config) {
// any unhandled paths to "Handler".
func New(c *Config) *Master {
setDefaults(c)
minionRegistry := makeMinionRegistry(c)
minionRegistry := etcd.NewRegistry(c.EtcdHelper, nil)
serviceRegistry := etcd.NewRegistry(c.EtcdHelper, nil)
boundPodFactory := &pod.BasicBoundPodFactory{
ServiceRegistry: serviceRegistry,
@ -330,15 +329,6 @@ func logStackOnRecover(panicReason interface{}, httpWriter http.ResponseWriter)
glog.Errorln(buffer.String())
}
func makeMinionRegistry(c *Config) minion.Registry {
var minionRegistry minion.Registry = etcd.NewRegistry(c.EtcdHelper, nil)
// TODO: plumb in nodeIPCache here
if c.HealthCheckMinions {
minionRegistry = minion.NewHealthyRegistry(minionRegistry, c.KubeletClient, util.RealClock{}, 20*time.Second)
}
return minionRegistry
}
// init initializes master.
func (m *Master) init(c *Config) {
var userContexts = handlers.NewUserRequestContext()

4
pkg/probe/http/http.go
View File

@ -45,8 +45,8 @@ type HTTPGetInterface interface {
}
// DoHTTPProbe checks if a GET request to the url succeeds.
// If the HTTP response code is successful (i.e. 400 > code >= 200), it returns Healthy.
// If the HTTP response code is unsuccessful or HTTP communication fails, it returns Unhealthy.
// If the HTTP response code is successful (i.e. 400 > code >= 200), it returns Success.
// If the HTTP response code is unsuccessful or HTTP communication fails, it returns Failure.
// This is exported because some other packages may want to do direct HTTP probes.
func DoHTTPProbe(url string, client HTTPGetInterface) (probe.Status, error) {
res, err := client.Get(url)

4
pkg/probe/tcp/tcp.go
View File

@ -36,8 +36,8 @@ func (pr TCPProber) Probe(host string, port int) (probe.Status, error) {
}
// DoTCPProbe checks that a TCP socket to the address can be opened.
// If the socket can be opened, it returns Healthy.
// If the socket fails to open, it returns Unhealthy.
// If the socket can be opened, it returns Success
// If the socket fails to open, it returns Failure.
// This is exported because some other packages may want to do direct TCP probes.
func DoTCPProbe(addr string) (probe.Status, error) {
conn, err := net.Dial("tcp", addr)

125
pkg/registry/minion/healthy_registry.go
View File

@ -1,125 +0,0 @@
/*
Copyright 2014 Google Inc. All rights reserved.
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 minion
import (
"sync"
"time"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
"github.com/GoogleCloudPlatform/kubernetes/pkg/probe"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
"github.com/GoogleCloudPlatform/kubernetes/pkg/watch"
"github.com/golang/glog"
)
type HealthyRegistry struct {
delegate Registry
client client.KubeletHealthChecker
cache util.TimeCache
}
func NewHealthyRegistry(delegate Registry, client client.KubeletHealthChecker, clock util.Clock, ttl time.Duration) Registry {
h := &HealthyRegistry{
delegate: delegate,
client: client,
}
h.cache = util.NewTimeCache(clock, ttl, h.doCheck)
return h
}
func (r *HealthyRegistry) GetMinion(ctx api.Context, minionID string) (*api.Node, error) {
minion, err := r.delegate.GetMinion(ctx, minionID)
if err != nil {
return nil, err
}
return r.checkMinion(minion), nil
}
func (r *HealthyRegistry) DeleteMinion(ctx api.Context, minionID string) error {
return r.delegate.DeleteMinion(ctx, minionID)
}
func (r *HealthyRegistry) CreateMinion(ctx api.Context, minion *api.Node) error {
return r.delegate.CreateMinion(ctx, minion)
}
func (r *HealthyRegistry) UpdateMinion(ctx api.Context, minion *api.Node) error {
return r.delegate.UpdateMinion(ctx, minion)
}
func (r *HealthyRegistry) ListMinions(ctx api.Context) (currentMinions *api.NodeList, err error) {
list, err := r.delegate.ListMinions(ctx)
if err != nil {
return nil, err
}
// In case the cache is empty, health check in parallel instead of serially.
var wg sync.WaitGroup
wg.Add(len(list.Items))
for i := range list.Items {
go func(i int) {
list.Items[i] = *r.checkMinion(&list.Items[i])
wg.Done()
}(i)
}
wg.Wait()
return list, nil
}
func (r *HealthyRegistry) WatchMinions(ctx api.Context, label, field labels.Selector, resourceVersion string) (watch.Interface, error) {
w, err := r.delegate.WatchMinions(ctx, label, field, resourceVersion)
if err != nil {
return nil, err
}
return watch.Filter(w, watch.FilterFunc(func(in watch.Event) (watch.Event, bool) {
if node, ok := in.Object.(*api.Node); ok && node != nil {
in.Object = r.checkMinion(node)
}
return in, true
})), nil
}
func (r *HealthyRegistry) checkMinion(node *api.Node) *api.Node {
condition := r.cache.Get(node.Name).(api.NodeConditionStatus)
// TODO: distinguish other conditions like Reachable/Live, and begin storing this
// data on nodes directly via sync loops.
node.Status.Conditions = append(node.Status.Conditions, api.NodeCondition{
Kind: api.NodeReady,
Status: condition,
})
return node
}
// This is called to fill the cache.
func (r *HealthyRegistry) doCheck(key string) util.T {
var nodeStatus api.NodeConditionStatus
switch status, err := r.client.HealthCheck(key); {
case err != nil:
glog.V(2).Infof("HealthyRegistry: node %q health check error: %v", key, err)
nodeStatus = api.ConditionUnknown
case status == probe.Failure:
nodeStatus = api.ConditionNone
default:
nodeStatus = api.ConditionFull
}
glog.V(3).Infof("HealthyRegistry: node %q status was %q", key, nodeStatus)
return nodeStatus
}

114
pkg/registry/minion/healthy_registry_test.go
View File

@ -1,114 +0,0 @@
/*
Copyright 2014 Google Inc. All rights reserved.
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 minion
import (
"reflect"
"testing"
"time"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/probe"
"github.com/GoogleCloudPlatform/kubernetes/pkg/registry/registrytest"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
)
type alwaysYes struct{}
func (alwaysYes) HealthCheck(host string) (probe.Status, error) {
return probe.Success, nil
}
func TestBasicDelegation(t *testing.T) {
ctx := api.NewContext()
mockMinionRegistry := registrytest.NewMinionRegistry([]string{"m1", "m2", "m3"}, api.NodeResources{})
healthy := NewHealthyRegistry(
mockMinionRegistry,
alwaysYes{},
&util.FakeClock{},
60*time.Second,
)
list, err := healthy.ListMinions(ctx)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if !reflect.DeepEqual(list, &mockMinionRegistry.Minions) {
t.Errorf("Expected %v, Got %v", mockMinionRegistry.Minions, list)
}
err = healthy.CreateMinion(ctx, &api.Node{
ObjectMeta: api.ObjectMeta{Name: "foo"},
})
if err != nil {
t.Errorf("unexpected error: %v", err)
}
minion, err := healthy.GetMinion(ctx, "m1")
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if minion == nil {
t.Errorf("Unexpected absence of 'm1'")
}
minion, err = healthy.GetMinion(ctx, "m5")
if err == nil {
t.Errorf("unexpected non-error")
}
if minion != nil {
t.Errorf("Unexpected presence of 'm5'")
}
}
type notMinion struct {
minion string
}
func (n *notMinion) HealthCheck(host string) (probe.Status, error) {
if host != n.minion {
return probe.Success, nil
} else {
return probe.Failure, nil
}
}
func TestFiltering(t *testing.T) {
ctx := api.NewContext()
mockMinionRegistry := registrytest.NewMinionRegistry([]string{"m1", "m2", "m3"}, api.NodeResources{})
healthy := NewHealthyRegistry(
mockMinionRegistry,
&notMinion{minion: "m1"},
&util.FakeClock{},
60*time.Second,
)
expected := []string{"m1", "m2", "m3"}
list, err := healthy.ListMinions(ctx)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
expectedMinions := registrytest.MakeMinionList(expected, api.NodeResources{})
expectedMinions.Items[0].Status.Conditions = []api.NodeCondition{{Kind: api.NodeReady, Status: api.ConditionNone}}
expectedMinions.Items[1].Status.Conditions = []api.NodeCondition{{Kind: api.NodeReady, Status: api.ConditionFull}}
expectedMinions.Items[2].Status.Conditions = []api.NodeCondition{{Kind: api.NodeReady, Status: api.ConditionFull}}
if !reflect.DeepEqual(list, expectedMinions) {
t.Errorf("Expected %v, Got %v", expected, list)
}
minion, err := healthy.GetMinion(ctx, "m1")
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if minion == nil {
t.Errorf("Unexpected empty 'm1'")
}
}

62
pkg/registry/minion/rest_test.go
View File

@ -18,13 +18,11 @@ package minion
import (
"testing"
"time"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/errors"
"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
"github.com/GoogleCloudPlatform/kubernetes/pkg/registry/registrytest"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
)
func TestMinionRegistryREST(t *testing.T) {
@ -89,57 +87,6 @@ func TestMinionRegistryREST(t *testing.T) {
}
}
func TestMinionRegistryHealthCheck(t *testing.T) {
minionRegistry := registrytest.NewMinionRegistry([]string{}, api.NodeResources{})
minionHealthRegistry := NewHealthyRegistry(
minionRegistry,
&notMinion{minion: "m1"},
&util.FakeClock{},
60*time.Second,
)
ms := NewREST(minionHealthRegistry)
ctx := api.NewContext()
c, err := ms.Create(ctx, &api.Node{ObjectMeta: api.ObjectMeta{Name: "m1"}})
if err != nil {
t.Fatalf("insert failed: %v", err)
}
result := <-c
if m, ok := result.Object.(*api.Node); !ok || m.Name != "m1" {
t.Errorf("insert return value was weird: %#v", result)
}
if _, err := ms.Get(ctx, "m1"); err != nil {
t.Errorf("node is unhealthy, expect no error: %v", err)
}
}
func contains(nodes *api.NodeList, nodeID string) bool {
for _, node := range nodes.Items {
if node.Name == nodeID {
return true
}
}
return false
}
func TestMinionRegistryInvalidUpdate(t *testing.T) {
storage := NewREST(registrytest.NewMinionRegistry([]string{"foo", "bar"}, api.NodeResources{}))
ctx := api.NewContext()
obj, err := storage.Get(ctx, "foo")
if err != nil {
t.Errorf("Unexpected error: %v", err)
}
minion, ok := obj.(*api.Node)
if !ok {
t.Fatalf("Object is not a minion: %#v", obj)
}
minion.Status.HostIP = "1.2.3.4"
if _, err = storage.Update(ctx, minion); err == nil {
t.Error("Unexpected non-error.")
}
}
func TestMinionRegistryValidUpdate(t *testing.T) {
storage := NewREST(registrytest.NewMinionRegistry([]string{"foo", "bar"}, api.NodeResources{}))
ctx := api.NewContext()
@ -192,3 +139,12 @@ func TestMinionRegistryValidatesCreate(t *testing.T) {
}
}
}
func contains(nodes *api.NodeList, nodeID string) bool {
for _, node := range nodes.Items {
if node.Name == nodeID {
return true
}
}
return false
}

6
pkg/standalone/standalone.go
View File

@ -36,6 +36,7 @@ import (
"github.com/GoogleCloudPlatform/kubernetes/pkg/kubelet/dockertools"
"github.com/GoogleCloudPlatform/kubernetes/pkg/kubelet/volume"
"github.com/GoogleCloudPlatform/kubernetes/pkg/master"
"github.com/GoogleCloudPlatform/kubernetes/pkg/master/ports"
"github.com/GoogleCloudPlatform/kubernetes/pkg/service"
"github.com/GoogleCloudPlatform/kubernetes/pkg/tools"
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
@ -134,8 +135,9 @@ func RunControllerManager(machineList []string, cl *client.Client, nodeMilliCPU,
api.ResourceMemory: *resource.NewQuantity(nodeMemory, resource.BinarySI),
},
}
nodeController := nodeControllerPkg.NewNodeController(nil, "", machineList, nodeResources, cl)
nodeController.Run(10 * time.Second)
kubeClient := &client.HTTPKubeletClient{Client: http.DefaultClient, Port: ports.KubeletPort}
nodeController := nodeControllerPkg.NewNodeController(nil, "", machineList, nodeResources, cl, kubeClient)
nodeController.Run(10*time.Second, 10)
endpoints := service.NewEndpointController(cl)
go util.Forever(func() { endpoints.SyncServiceEndpoints() }, time.Second*10)

5
plugin/pkg/scheduler/factory/factory.go
View File

@ -205,9 +205,8 @@ func (factory *ConfigFactory) pollMinions() (cache.Enumerator, error) {
nodes.Items = append(nodes.Items, node)
}
} else {
// If no condition is set, either node health check is disabled (master
// flag "healthCheckMinions" is set to false), or we get unknown condition.
// In such cases, we add nodes unconditionally.
// If no condition is set, we get unknown node condition. In such cases,
// we add nodes unconditionally.
nodes.Items = append(nodes.Items, node)
}
}

4
test/integration/auth_test.go
View File

@ -203,7 +203,7 @@ func getTestRequests() []struct {
// Normal methods on services
{"GET", "/api/v1beta1/services", "", code200},
{"POST", "/api/v1beta1/services" + timeoutFlag, aService, code200},
{"PUT", "/api/v1beta1/services/a" + timeoutFlag, aService, code409}, // TODO: GET and put back server-provided fields to avoid a 422
{"PUT", "/api/v1beta1/services/a" + timeoutFlag, aService, code409}, // See #2115 about why 409
{"GET", "/api/v1beta1/services", "", code200},
{"GET", "/api/v1beta1/services/a", "", code200},
{"DELETE", "/api/v1beta1/services/a" + timeoutFlag, "", code200},
@ -227,7 +227,7 @@ func getTestRequests() []struct {
// Normal methods on minions
{"GET", "/api/v1beta1/minions", "", code200},
{"POST", "/api/v1beta1/minions" + timeoutFlag, aMinion, code200},
{"PUT", "/api/v1beta1/minions/a" + timeoutFlag, aMinion, code422}, // TODO: GET and put back server-provided fields to avoid a 422
{"PUT", "/api/v1beta1/minions/a" + timeoutFlag, aMinion, code409}, // See #2115 about why 409
{"GET", "/api/v1beta1/minions", "", code200},
{"GET", "/api/v1beta1/minions/a", "", code200},
{"DELETE", "/api/v1beta1/minions/a" + timeoutFlag, "", code200},