mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-07-23 11:50:44 +00:00
chore: move caches to a separate package
This commit is contained in:
Pengfei Ni
parent
5bd719b6a6
commit
1ade947698
@ -12,7 +12,6 @@ go_library(
|
||||
"azure.go",
|
||||
"azure_backoff.go",
|
||||
"azure_blobDiskController.go",
|
||||
"azure_cache.go",
|
||||
"azure_config.go",
|
||||
"azure_controller_common.go",
|
||||
"azure_controller_standard.go",
|
||||
@ -62,6 +61,7 @@ go_library(
|
||||
"//staging/src/k8s.io/cloud-provider/volume/helpers:go_default_library",
|
||||
"//staging/src/k8s.io/component-base/featuregate:go_default_library",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/auth:go_default_library",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/cache:go_default_library",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/clients:go_default_library",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/clients/diskclient:go_default_library",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/clients/interfaceclient:go_default_library",
|
||||
@ -95,7 +95,6 @@ go_library(
|
||||
go_test(
|
||||
name = "go_default_test",
|
||||
srcs = [
|
||||
"azure_cache_test.go",
|
||||
"azure_config_test.go",
|
||||
"azure_controller_common_test.go",
|
||||
"azure_controller_standard_test.go",
|
||||
@ -125,6 +124,7 @@ go_test(
|
||||
"//staging/src/k8s.io/cloud-provider:go_default_library",
|
||||
"//staging/src/k8s.io/cloud-provider/service/helpers:go_default_library",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/auth:go_default_library",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/cache:go_default_library",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/clients:go_default_library",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/retry:go_default_library",
|
||||
"//vendor/github.com/Azure/azure-sdk-for-go/services/compute/mgmt/2019-07-01/compute:go_default_library",
|
||||
@ -149,6 +149,7 @@ filegroup(
|
||||
srcs = [
|
||||
":package-srcs",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/auth:all-srcs",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/cache:all-srcs",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/clients:all-srcs",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/metrics:all-srcs",
|
||||
"//staging/src/k8s.io/legacy-cloud-providers/azure/retry:all-srcs",
|
||||
|
||||
@ -43,6 +43,7 @@ import (
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
"k8s.io/klog"
|
||||
"k8s.io/legacy-cloud-providers/azure/auth"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
azclients "k8s.io/legacy-cloud-providers/azure/clients"
|
||||
"k8s.io/legacy-cloud-providers/azure/clients/diskclient"
|
||||
"k8s.io/legacy-cloud-providers/azure/clients/interfaceclient"
|
||||
@ -274,10 +275,10 @@ type Cloud struct {
|
||||
eventRecorder record.EventRecorder
|
||||
routeUpdater *delayedRouteUpdater
|
||||
|
||||
vmCache *timedCache
|
||||
lbCache *timedCache
|
||||
nsgCache *timedCache
|
||||
rtCache *timedCache
|
||||
vmCache *azcache.TimedCache
|
||||
lbCache *azcache.TimedCache
|
||||
nsgCache *azcache.TimedCache
|
||||
rtCache *azcache.TimedCache
|
||||
|
||||
*BlobDiskController
|
||||
*ManagedDiskController
|
||||
|
||||
@ -32,6 +32,7 @@ import (
|
||||
"k8s.io/apimachinery/pkg/util/wait"
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
"k8s.io/legacy-cloud-providers/azure/retry"
|
||||
)
|
||||
|
||||
@ -65,7 +66,7 @@ func (az *Cloud) Event(obj runtime.Object, eventtype, reason, message string) {
|
||||
}
|
||||
|
||||
// GetVirtualMachineWithRetry invokes az.getVirtualMachine with exponential backoff retry
|
||||
func (az *Cloud) GetVirtualMachineWithRetry(name types.NodeName, crt cacheReadType) (compute.VirtualMachine, error) {
|
||||
func (az *Cloud) GetVirtualMachineWithRetry(name types.NodeName, crt azcache.AzureCacheReadType) (compute.VirtualMachine, error) {
|
||||
var machine compute.VirtualMachine
|
||||
var retryErr error
|
||||
err := wait.ExponentialBackoff(az.RequestBackoff(), func() (bool, error) {
|
||||
|
||||
@ -34,6 +34,7 @@ import (
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
volerr "k8s.io/cloud-provider/volume/errors"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
"k8s.io/legacy-cloud-providers/azure/retry"
|
||||
)
|
||||
|
||||
@ -87,7 +88,7 @@ type controllerCommon struct {
|
||||
}
|
||||
|
||||
// getNodeVMSet gets the VMSet interface based on config.VMType and the real virtual machine type.
|
||||
func (c *controllerCommon) getNodeVMSet(nodeName types.NodeName, crt cacheReadType) (VMSet, error) {
|
||||
func (c *controllerCommon) getNodeVMSet(nodeName types.NodeName, crt azcache.AzureCacheReadType) (VMSet, error) {
|
||||
// 1. vmType is standard, return cloud.vmSet directly.
|
||||
if c.cloud.VMType == vmTypeStandard {
|
||||
return c.cloud.vmSet, nil
|
||||
@ -155,7 +156,7 @@ func (c *controllerCommon) AttachDisk(isManagedDisk bool, diskName, diskURI stri
|
||||
}
|
||||
}
|
||||
|
||||
vmset, err := c.getNodeVMSet(nodeName, cacheReadTypeUnsafe)
|
||||
vmset, err := c.getNodeVMSet(nodeName, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return -1, err
|
||||
}
|
||||
@ -195,7 +196,7 @@ func (c *controllerCommon) DetachDisk(diskName, diskURI string, nodeName types.N
|
||||
return fmt.Errorf("failed to get azure instance id for node %q (%v)", nodeName, err)
|
||||
}
|
||||
|
||||
vmset, err := c.getNodeVMSet(nodeName, cacheReadTypeUnsafe)
|
||||
vmset, err := c.getNodeVMSet(nodeName, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
@ -239,7 +240,7 @@ func (c *controllerCommon) DetachDisk(diskName, diskURI string, nodeName types.N
|
||||
}
|
||||
|
||||
// getNodeDataDisks invokes vmSet interfaces to get data disks for the node.
|
||||
func (c *controllerCommon) getNodeDataDisks(nodeName types.NodeName, crt cacheReadType) ([]compute.DataDisk, error) {
|
||||
func (c *controllerCommon) getNodeDataDisks(nodeName types.NodeName, crt azcache.AzureCacheReadType) ([]compute.DataDisk, error) {
|
||||
vmset, err := c.getNodeVMSet(nodeName, crt)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
@ -252,7 +253,7 @@ func (c *controllerCommon) getNodeDataDisks(nodeName types.NodeName, crt cacheRe
|
||||
func (c *controllerCommon) GetDiskLun(diskName, diskURI string, nodeName types.NodeName) (int32, error) {
|
||||
// getNodeDataDisks need to fetch the cached data/fresh data if cache expired here
|
||||
// to ensure we get LUN based on latest entry.
|
||||
disks, err := c.getNodeDataDisks(nodeName, cacheReadTypeDefault)
|
||||
disks, err := c.getNodeDataDisks(nodeName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
klog.Errorf("error of getting data disks for node %q: %v", nodeName, err)
|
||||
return -1, err
|
||||
@ -276,7 +277,7 @@ func (c *controllerCommon) GetDiskLun(diskName, diskURI string, nodeName types.N
|
||||
|
||||
// GetNextDiskLun searches all vhd attachment on the host and find unused lun. Return -1 if all luns are used.
|
||||
func (c *controllerCommon) GetNextDiskLun(nodeName types.NodeName) (int32, error) {
|
||||
disks, err := c.getNodeDataDisks(nodeName, cacheReadTypeDefault)
|
||||
disks, err := c.getNodeDataDisks(nodeName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
klog.Errorf("error of getting data disks for node %q: %v", nodeName, err)
|
||||
return -1, err
|
||||
@ -307,7 +308,7 @@ func (c *controllerCommon) DisksAreAttached(diskNames []string, nodeName types.N
|
||||
// for every reconcile call. The cache is invalidated after Attach/Detach
|
||||
// disk. So the new entry will be fetched and cached the first time reconcile
|
||||
// loop runs after the Attach/Disk OP which will reflect the latest model.
|
||||
disks, err := c.getNodeDataDisks(nodeName, cacheReadTypeUnsafe)
|
||||
disks, err := c.getNodeDataDisks(nodeName, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
if err == cloudprovider.InstanceNotFound {
|
||||
// if host doesn't exist, no need to detach
|
||||
|
||||
@ -26,12 +26,13 @@ import (
|
||||
|
||||
"k8s.io/apimachinery/pkg/types"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
)
|
||||
|
||||
// AttachDisk attaches a vhd to vm
|
||||
// the vhd must exist, can be identified by diskName, diskURI, and lun.
|
||||
func (as *availabilitySet) AttachDisk(isManagedDisk bool, diskName, diskURI string, nodeName types.NodeName, lun int32, cachingMode compute.CachingTypes, diskEncryptionSetID string, writeAcceleratorEnabled bool) error {
|
||||
vm, err := as.getVirtualMachine(nodeName, cacheReadTypeDefault)
|
||||
vm, err := as.getVirtualMachine(nodeName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
@ -115,7 +116,7 @@ func (as *availabilitySet) AttachDisk(isManagedDisk bool, diskName, diskURI stri
|
||||
// DetachDisk detaches a disk from host
|
||||
// the vhd can be identified by diskName or diskURI
|
||||
func (as *availabilitySet) DetachDisk(diskName, diskURI string, nodeName types.NodeName) error {
|
||||
vm, err := as.getVirtualMachine(nodeName, cacheReadTypeDefault)
|
||||
vm, err := as.getVirtualMachine(nodeName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
// if host doesn't exist, no need to detach
|
||||
klog.Warningf("azureDisk - cannot find node %s, skip detaching disk(%s, %s)", nodeName, diskName, diskURI)
|
||||
@ -172,7 +173,7 @@ func (as *availabilitySet) DetachDisk(diskName, diskURI string, nodeName types.N
|
||||
}
|
||||
|
||||
// GetDataDisks gets a list of data disks attached to the node.
|
||||
func (as *availabilitySet) GetDataDisks(nodeName types.NodeName, crt cacheReadType) ([]compute.DataDisk, error) {
|
||||
func (as *availabilitySet) GetDataDisks(nodeName types.NodeName, crt azcache.AzureCacheReadType) ([]compute.DataDisk, error) {
|
||||
vm, err := as.getVirtualMachine(nodeName, crt)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
|
||||
@ -27,6 +27,11 @@ import (
|
||||
"github.com/stretchr/testify/assert"
|
||||
|
||||
"k8s.io/apimachinery/pkg/types"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
)
|
||||
|
||||
var (
|
||||
fakeCacheTTL = 2 * time.Second
|
||||
)
|
||||
|
||||
func TestStandardAttachDisk(t *testing.T) {
|
||||
@ -100,14 +105,14 @@ func TestGetDataDisks(t *testing.T) {
|
||||
nodeName types.NodeName
|
||||
expectedDataDisks []compute.DataDisk
|
||||
expectedError bool
|
||||
crt cacheReadType
|
||||
crt azcache.AzureCacheReadType
|
||||
}{
|
||||
{
|
||||
desc: "an error shall be returned if there's no corresponding vm",
|
||||
nodeName: "vm2",
|
||||
expectedDataDisks: nil,
|
||||
expectedError: true,
|
||||
crt: cacheReadTypeDefault,
|
||||
crt: azcache.CacheReadTypeDefault,
|
||||
},
|
||||
{
|
||||
desc: "correct list of data disks shall be returned if everything is good",
|
||||
@ -119,7 +124,7 @@ func TestGetDataDisks(t *testing.T) {
|
||||
},
|
||||
},
|
||||
expectedError: false,
|
||||
crt: cacheReadTypeDefault,
|
||||
crt: azcache.CacheReadTypeDefault,
|
||||
},
|
||||
{
|
||||
desc: "correct list of data disks shall be returned if everything is good",
|
||||
@ -131,7 +136,7 @@ func TestGetDataDisks(t *testing.T) {
|
||||
},
|
||||
},
|
||||
expectedError: false,
|
||||
crt: cacheReadTypeUnsafe,
|
||||
crt: azcache.CacheReadTypeUnsafe,
|
||||
},
|
||||
}
|
||||
for i, test := range testCases {
|
||||
@ -143,7 +148,7 @@ func TestGetDataDisks(t *testing.T) {
|
||||
assert.Equal(t, test.expectedDataDisks, dataDisks, "TestCase[%d]: %s", i, test.desc)
|
||||
assert.Equal(t, test.expectedError, err != nil, "TestCase[%d]: %s", i, test.desc)
|
||||
|
||||
if test.crt == cacheReadTypeUnsafe {
|
||||
if test.crt == azcache.CacheReadTypeUnsafe {
|
||||
time.Sleep(fakeCacheTTL)
|
||||
dataDisks, err := vmSet.GetDataDisks(test.nodeName, test.crt)
|
||||
assert.Equal(t, test.expectedDataDisks, dataDisks, "TestCase[%d]: %s", i, test.desc)
|
||||
|
||||
@ -26,13 +26,14 @@ import (
|
||||
|
||||
"k8s.io/apimachinery/pkg/types"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
)
|
||||
|
||||
// AttachDisk attaches a vhd to vm
|
||||
// the vhd must exist, can be identified by diskName, diskURI, and lun.
|
||||
func (ss *scaleSet) AttachDisk(isManagedDisk bool, diskName, diskURI string, nodeName types.NodeName, lun int32, cachingMode compute.CachingTypes, diskEncryptionSetID string, writeAcceleratorEnabled bool) error {
|
||||
vmName := mapNodeNameToVMName(nodeName)
|
||||
ssName, instanceID, vm, err := ss.getVmssVM(vmName, cacheReadTypeDefault)
|
||||
ssName, instanceID, vm, err := ss.getVmssVM(vmName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
@ -120,7 +121,7 @@ func (ss *scaleSet) AttachDisk(isManagedDisk bool, diskName, diskURI string, nod
|
||||
// the vhd can be identified by diskName or diskURI
|
||||
func (ss *scaleSet) DetachDisk(diskName, diskURI string, nodeName types.NodeName) error {
|
||||
vmName := mapNodeNameToVMName(nodeName)
|
||||
ssName, instanceID, vm, err := ss.getVmssVM(vmName, cacheReadTypeDefault)
|
||||
ssName, instanceID, vm, err := ss.getVmssVM(vmName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
@ -180,7 +181,7 @@ func (ss *scaleSet) DetachDisk(diskName, diskURI string, nodeName types.NodeName
|
||||
}
|
||||
|
||||
// GetDataDisks gets a list of data disks attached to the node.
|
||||
func (ss *scaleSet) GetDataDisks(nodeName types.NodeName, crt cacheReadType) ([]compute.DataDisk, error) {
|
||||
func (ss *scaleSet) GetDataDisks(nodeName types.NodeName, crt azcache.AzureCacheReadType) ([]compute.DataDisk, error) {
|
||||
_, _, vm, err := ss.getVmssVM(string(nodeName), crt)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
|
||||
@ -35,6 +35,7 @@ import (
|
||||
v1 "k8s.io/api/core/v1"
|
||||
"k8s.io/apimachinery/pkg/types"
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
"k8s.io/legacy-cloud-providers/azure/retry"
|
||||
)
|
||||
|
||||
@ -983,7 +984,7 @@ func (f *fakeVMSet) DetachDisk(diskName, diskURI string, nodeName types.NodeName
|
||||
return fmt.Errorf("unimplemented")
|
||||
}
|
||||
|
||||
func (f *fakeVMSet) GetDataDisks(nodeName types.NodeName, crt cacheReadType) ([]compute.DataDisk, error) {
|
||||
func (f *fakeVMSet) GetDataDisks(nodeName types.NodeName, crt azcache.AzureCacheReadType) ([]compute.DataDisk, error) {
|
||||
return nil, fmt.Errorf("unimplemented")
|
||||
}
|
||||
|
||||
|
||||
@ -24,6 +24,8 @@ import (
|
||||
"io/ioutil"
|
||||
"net/http"
|
||||
"time"
|
||||
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
)
|
||||
|
||||
const (
|
||||
@ -87,7 +89,7 @@ type InstanceMetadata struct {
|
||||
// InstanceMetadataService knows how to query the Azure instance metadata server.
|
||||
type InstanceMetadataService struct {
|
||||
metadataURL string
|
||||
imsCache *timedCache
|
||||
imsCache *azcache.TimedCache
|
||||
}
|
||||
|
||||
// NewInstanceMetadataService creates an instance of the InstanceMetadataService accessor object.
|
||||
@ -96,7 +98,7 @@ func NewInstanceMetadataService(metadataURL string) (*InstanceMetadataService, e
|
||||
metadataURL: metadataURL,
|
||||
}
|
||||
|
||||
imsCache, err := newTimedcache(metadataCacheTTL, ims.getInstanceMetadata)
|
||||
imsCache, err := azcache.NewTimedcache(metadataCacheTTL, ims.getInstanceMetadata)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
@ -145,7 +147,7 @@ func (ims *InstanceMetadataService) getInstanceMetadata(key string) (interface{}
|
||||
|
||||
// GetMetadata gets instance metadata from cache.
|
||||
// crt determines if we can get data from stalled cache/need fresh if cache expired.
|
||||
func (ims *InstanceMetadataService) GetMetadata(crt cacheReadType) (*InstanceMetadata, error) {
|
||||
func (ims *InstanceMetadataService) GetMetadata(crt azcache.AzureCacheReadType) (*InstanceMetadata, error) {
|
||||
cache, err := ims.imsCache.Get(metadataCacheKey, crt)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
|
||||
@ -28,6 +28,7 @@ import (
|
||||
"k8s.io/apimachinery/pkg/types"
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
)
|
||||
|
||||
const (
|
||||
@ -73,7 +74,7 @@ func (az *Cloud) NodeAddresses(ctx context.Context, name types.NodeName) ([]v1.N
|
||||
}
|
||||
|
||||
if az.UseInstanceMetadata {
|
||||
metadata, err := az.metadata.GetMetadata(cacheReadTypeUnsafe)
|
||||
metadata, err := az.metadata.GetMetadata(azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
@ -259,7 +260,7 @@ func (az *Cloud) InstanceID(ctx context.Context, name types.NodeName) (string, e
|
||||
}
|
||||
|
||||
if az.UseInstanceMetadata {
|
||||
metadata, err := az.metadata.GetMetadata(cacheReadTypeUnsafe)
|
||||
metadata, err := az.metadata.GetMetadata(azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
@ -346,7 +347,7 @@ func (az *Cloud) InstanceType(ctx context.Context, name types.NodeName) (string,
|
||||
}
|
||||
|
||||
if az.UseInstanceMetadata {
|
||||
metadata, err := az.metadata.GetMetadata(cacheReadTypeUnsafe)
|
||||
metadata, err := az.metadata.GetMetadata(azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
|
||||
@ -35,6 +35,7 @@ import (
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
servicehelpers "k8s.io/cloud-provider/service/helpers"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
utilnet "k8s.io/utils/net"
|
||||
)
|
||||
|
||||
@ -961,7 +962,7 @@ func (az *Cloud) reconcileLoadBalancer(clusterName string, service *v1.Service,
|
||||
|
||||
if isInternal {
|
||||
// Refresh updated lb which will be used later in other places.
|
||||
newLB, exist, err := az.getAzureLoadBalancer(lbName, cacheReadTypeDefault)
|
||||
newLB, exist, err := az.getAzureLoadBalancer(lbName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
klog.V(2).Infof("reconcileLoadBalancer for service(%s): getAzureLoadBalancer(%s) failed: %v", serviceName, lbName, err)
|
||||
return nil, err
|
||||
@ -1125,7 +1126,7 @@ func (az *Cloud) reconcileSecurityGroup(clusterName string, service *v1.Service,
|
||||
ports = []v1.ServicePort{}
|
||||
}
|
||||
|
||||
sg, err := az.getSecurityGroup(cacheReadTypeDefault)
|
||||
sg, err := az.getSecurityGroup(azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
@ -1466,7 +1467,7 @@ func (az *Cloud) reconcilePublicIP(clusterName string, service *v1.Service, lbNa
|
||||
}
|
||||
|
||||
if lbName != "" {
|
||||
loadBalancer, _, err := az.getAzureLoadBalancer(lbName, cacheReadTypeDefault)
|
||||
loadBalancer, _, err := az.getAzureLoadBalancer(lbName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
@ -31,6 +31,7 @@ import (
|
||||
"k8s.io/apimachinery/pkg/types"
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
utilnet "k8s.io/utils/net"
|
||||
)
|
||||
|
||||
@ -117,7 +118,7 @@ func (d *delayedRouteUpdater) updateRoutes() {
|
||||
|
||||
var routeTable network.RouteTable
|
||||
var existsRouteTable bool
|
||||
routeTable, existsRouteTable, err = d.az.getRouteTable(cacheReadTypeDefault)
|
||||
routeTable, existsRouteTable, err = d.az.getRouteTable(azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
klog.Errorf("getRouteTable() failed with error: %v", err)
|
||||
return
|
||||
@ -131,7 +132,7 @@ func (d *delayedRouteUpdater) updateRoutes() {
|
||||
return
|
||||
}
|
||||
|
||||
routeTable, _, err = d.az.getRouteTable(cacheReadTypeDefault)
|
||||
routeTable, _, err = d.az.getRouteTable(azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
klog.Errorf("getRouteTable() failed with error: %v", err)
|
||||
return
|
||||
@ -200,7 +201,7 @@ func (d *delayedRouteUpdater) addRouteOperation(operation routeOperation, route
|
||||
// ListRoutes lists all managed routes that belong to the specified clusterName
|
||||
func (az *Cloud) ListRoutes(ctx context.Context, clusterName string) ([]*cloudprovider.Route, error) {
|
||||
klog.V(10).Infof("ListRoutes: START clusterName=%q", clusterName)
|
||||
routeTable, existsRouteTable, err := az.getRouteTable(cacheReadTypeDefault)
|
||||
routeTable, existsRouteTable, err := az.getRouteTable(azcache.CacheReadTypeDefault)
|
||||
routes, err := processRoutes(az.ipv6DualStackEnabled, routeTable, existsRouteTable, err)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
|
||||
@ -39,6 +39,7 @@ import (
|
||||
"k8s.io/apimachinery/pkg/util/uuid"
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
|
||||
"k8s.io/component-base/featuregate"
|
||||
utilnet "k8s.io/utils/net"
|
||||
@ -391,14 +392,14 @@ func (as *availabilitySet) GetInstanceIDByNodeName(name string) (string, error)
|
||||
var machine compute.VirtualMachine
|
||||
var err error
|
||||
|
||||
machine, err = as.getVirtualMachine(types.NodeName(name), cacheReadTypeUnsafe)
|
||||
machine, err = as.getVirtualMachine(types.NodeName(name), azcache.CacheReadTypeUnsafe)
|
||||
if err == cloudprovider.InstanceNotFound {
|
||||
return "", cloudprovider.InstanceNotFound
|
||||
}
|
||||
if err != nil {
|
||||
if as.CloudProviderBackoff {
|
||||
klog.V(2).Infof("GetInstanceIDByNodeName(%s) backing off", name)
|
||||
machine, err = as.GetVirtualMachineWithRetry(types.NodeName(name), cacheReadTypeUnsafe)
|
||||
machine, err = as.GetVirtualMachineWithRetry(types.NodeName(name), azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
klog.V(2).Infof("GetInstanceIDByNodeName(%s) abort backoff", name)
|
||||
return "", err
|
||||
@ -419,7 +420,7 @@ func (as *availabilitySet) GetInstanceIDByNodeName(name string) (string, error)
|
||||
|
||||
// GetPowerStatusByNodeName returns the power state of the specified node.
|
||||
func (as *availabilitySet) GetPowerStatusByNodeName(name string) (powerState string, err error) {
|
||||
vm, err := as.getVirtualMachine(types.NodeName(name), cacheReadTypeDefault)
|
||||
vm, err := as.getVirtualMachine(types.NodeName(name), azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return powerState, err
|
||||
}
|
||||
@ -452,7 +453,7 @@ func (as *availabilitySet) GetNodeNameByProviderID(providerID string) (types.Nod
|
||||
|
||||
// GetInstanceTypeByNodeName gets the instance type by node name.
|
||||
func (as *availabilitySet) GetInstanceTypeByNodeName(name string) (string, error) {
|
||||
machine, err := as.getVirtualMachine(types.NodeName(name), cacheReadTypeUnsafe)
|
||||
machine, err := as.getVirtualMachine(types.NodeName(name), azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
klog.Errorf("as.GetInstanceTypeByNodeName(%s) failed: as.getVirtualMachine(%s) err=%v", name, name, err)
|
||||
return "", err
|
||||
@ -464,7 +465,7 @@ func (as *availabilitySet) GetInstanceTypeByNodeName(name string) (string, error
|
||||
// GetZoneByNodeName gets availability zone for the specified node. If the node is not running
|
||||
// with availability zone, then it returns fault domain.
|
||||
func (as *availabilitySet) GetZoneByNodeName(name string) (cloudprovider.Zone, error) {
|
||||
vm, err := as.getVirtualMachine(types.NodeName(name), cacheReadTypeUnsafe)
|
||||
vm, err := as.getVirtualMachine(types.NodeName(name), azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return cloudprovider.Zone{}, err
|
||||
}
|
||||
@ -665,7 +666,7 @@ func extractResourceGroupByNicID(nicID string) (string, error) {
|
||||
func (as *availabilitySet) getPrimaryInterfaceWithVMSet(nodeName, vmSetName string) (network.Interface, error) {
|
||||
var machine compute.VirtualMachine
|
||||
|
||||
machine, err := as.GetVirtualMachineWithRetry(types.NodeName(nodeName), cacheReadTypeDefault)
|
||||
machine, err := as.GetVirtualMachineWithRetry(types.NodeName(nodeName), azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
klog.V(2).Infof("GetPrimaryInterface(%s, %s) abort backoff", nodeName, vmSetName)
|
||||
return network.Interface{}, err
|
||||
|
||||
@ -25,6 +25,7 @@ import (
|
||||
v1 "k8s.io/api/core/v1"
|
||||
"k8s.io/apimachinery/pkg/types"
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
)
|
||||
|
||||
// VMSet defines functions all vmsets (including scale set and availability
|
||||
@ -68,7 +69,7 @@ type VMSet interface {
|
||||
// DetachDisk detaches a vhd from host. The vhd can be identified by diskName or diskURI.
|
||||
DetachDisk(diskName, diskURI string, nodeName types.NodeName) error
|
||||
// GetDataDisks gets a list of data disks attached to the node.
|
||||
GetDataDisks(nodeName types.NodeName, crt cacheReadType) ([]compute.DataDisk, error)
|
||||
GetDataDisks(nodeName types.NodeName, string azcache.AzureCacheReadType) ([]compute.DataDisk, error)
|
||||
|
||||
// GetPowerStatusByNodeName returns the power state of the specified node.
|
||||
GetPowerStatusByNodeName(name string) (string, error)
|
||||
|
||||
@ -36,6 +36,7 @@ import (
|
||||
utilerrors "k8s.io/apimachinery/pkg/util/errors"
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
utilnet "k8s.io/utils/net"
|
||||
)
|
||||
|
||||
@ -62,9 +63,9 @@ type scaleSet struct {
|
||||
// (e.g. master nodes) may not belong to any scale sets.
|
||||
availabilitySet VMSet
|
||||
|
||||
vmssCache *timedCache
|
||||
vmssVMCache *timedCache
|
||||
availabilitySetNodesCache *timedCache
|
||||
vmssCache *azcache.TimedCache
|
||||
vmssVMCache *azcache.TimedCache
|
||||
availabilitySetNodesCache *azcache.TimedCache
|
||||
}
|
||||
|
||||
// newScaleSet creates a new scaleSet.
|
||||
@ -95,7 +96,7 @@ func newScaleSet(az *Cloud) (VMSet, error) {
|
||||
return ss, nil
|
||||
}
|
||||
|
||||
func (ss *scaleSet) getVMSS(vmssName string, crt cacheReadType) (*compute.VirtualMachineScaleSet, error) {
|
||||
func (ss *scaleSet) getVMSS(vmssName string, crt azcache.AzureCacheReadType) (*compute.VirtualMachineScaleSet, error) {
|
||||
getter := func(vmssName string) (*compute.VirtualMachineScaleSet, error) {
|
||||
cached, err := ss.vmssCache.Get(vmssKey, crt)
|
||||
if err != nil {
|
||||
@ -134,8 +135,8 @@ func (ss *scaleSet) getVMSS(vmssName string, crt cacheReadType) (*compute.Virtua
|
||||
|
||||
// getVmssVM gets virtualMachineScaleSetVM by nodeName from cache.
|
||||
// It returns cloudprovider.InstanceNotFound if node does not belong to any scale sets.
|
||||
func (ss *scaleSet) getVmssVM(nodeName string, crt cacheReadType) (string, string, *compute.VirtualMachineScaleSetVM, error) {
|
||||
getter := func(nodeName string, crt cacheReadType) (string, string, *compute.VirtualMachineScaleSetVM, bool, error) {
|
||||
func (ss *scaleSet) getVmssVM(nodeName string, crt azcache.AzureCacheReadType) (string, string, *compute.VirtualMachineScaleSetVM, error) {
|
||||
getter := func(nodeName string, crt azcache.AzureCacheReadType) (string, string, *compute.VirtualMachineScaleSetVM, bool, error) {
|
||||
var found bool
|
||||
cached, err := ss.vmssVMCache.Get(vmssVirtualMachinesKey, crt)
|
||||
if err != nil {
|
||||
@ -164,7 +165,7 @@ func (ss *scaleSet) getVmssVM(nodeName string, crt cacheReadType) (string, strin
|
||||
|
||||
if !found {
|
||||
klog.V(2).Infof("Couldn't find VMSS VM with nodeName %s, refreshing the cache", nodeName)
|
||||
vmssName, instanceID, vm, found, err = getter(nodeName, cacheReadTypeForceRefresh)
|
||||
vmssName, instanceID, vm, found, err = getter(nodeName, azcache.CacheReadTypeForceRefresh)
|
||||
if err != nil {
|
||||
return "", "", nil, err
|
||||
}
|
||||
@ -182,7 +183,7 @@ func (ss *scaleSet) getVmssVM(nodeName string, crt cacheReadType) (string, strin
|
||||
|
||||
// GetPowerStatusByNodeName returns the power state of the specified node.
|
||||
func (ss *scaleSet) GetPowerStatusByNodeName(name string) (powerState string, err error) {
|
||||
_, _, vm, err := ss.getVmssVM(name, cacheReadTypeDefault)
|
||||
_, _, vm, err := ss.getVmssVM(name, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return powerState, err
|
||||
}
|
||||
@ -204,8 +205,8 @@ func (ss *scaleSet) GetPowerStatusByNodeName(name string) (powerState string, er
|
||||
|
||||
// getCachedVirtualMachineByInstanceID gets scaleSetVMInfo from cache.
|
||||
// The node must belong to one of scale sets.
|
||||
func (ss *scaleSet) getVmssVMByInstanceID(resourceGroup, scaleSetName, instanceID string, crt cacheReadType) (*compute.VirtualMachineScaleSetVM, error) {
|
||||
getter := func(crt cacheReadType) (vm *compute.VirtualMachineScaleSetVM, found bool, err error) {
|
||||
func (ss *scaleSet) getVmssVMByInstanceID(resourceGroup, scaleSetName, instanceID string, crt azcache.AzureCacheReadType) (*compute.VirtualMachineScaleSetVM, error) {
|
||||
getter := func(crt azcache.AzureCacheReadType) (vm *compute.VirtualMachineScaleSetVM, found bool, err error) {
|
||||
cached, err := ss.vmssVMCache.Get(vmssVirtualMachinesKey, crt)
|
||||
if err != nil {
|
||||
return nil, false, err
|
||||
@ -234,7 +235,7 @@ func (ss *scaleSet) getVmssVMByInstanceID(resourceGroup, scaleSetName, instanceI
|
||||
}
|
||||
if !found {
|
||||
klog.V(2).Infof("Couldn't find VMSS VM with scaleSetName %q and instanceID %q, refreshing the cache", scaleSetName, instanceID)
|
||||
vm, found, err = getter(cacheReadTypeForceRefresh)
|
||||
vm, found, err = getter(azcache.CacheReadTypeForceRefresh)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
@ -253,7 +254,7 @@ func (ss *scaleSet) getVmssVMByInstanceID(resourceGroup, scaleSetName, instanceI
|
||||
// It must return ("", cloudprovider.InstanceNotFound) if the instance does
|
||||
// not exist or is no longer running.
|
||||
func (ss *scaleSet) GetInstanceIDByNodeName(name string) (string, error) {
|
||||
managedByAS, err := ss.isNodeManagedByAvailabilitySet(name, cacheReadTypeUnsafe)
|
||||
managedByAS, err := ss.isNodeManagedByAvailabilitySet(name, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
klog.Errorf("Failed to check isNodeManagedByAvailabilitySet: %v", err)
|
||||
return "", err
|
||||
@ -263,7 +264,7 @@ func (ss *scaleSet) GetInstanceIDByNodeName(name string) (string, error) {
|
||||
return ss.availabilitySet.GetInstanceIDByNodeName(name)
|
||||
}
|
||||
|
||||
_, _, vm, err := ss.getVmssVM(name, cacheReadTypeUnsafe)
|
||||
_, _, vm, err := ss.getVmssVM(name, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
@ -297,7 +298,7 @@ func (ss *scaleSet) GetNodeNameByProviderID(providerID string) (types.NodeName,
|
||||
return ss.availabilitySet.GetNodeNameByProviderID(providerID)
|
||||
}
|
||||
|
||||
vm, err := ss.getVmssVMByInstanceID(resourceGroup, scaleSetName, instanceID, cacheReadTypeUnsafe)
|
||||
vm, err := ss.getVmssVMByInstanceID(resourceGroup, scaleSetName, instanceID, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
@ -312,7 +313,7 @@ func (ss *scaleSet) GetNodeNameByProviderID(providerID string) (types.NodeName,
|
||||
|
||||
// GetInstanceTypeByNodeName gets the instance type by node name.
|
||||
func (ss *scaleSet) GetInstanceTypeByNodeName(name string) (string, error) {
|
||||
managedByAS, err := ss.isNodeManagedByAvailabilitySet(name, cacheReadTypeUnsafe)
|
||||
managedByAS, err := ss.isNodeManagedByAvailabilitySet(name, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
klog.Errorf("Failed to check isNodeManagedByAvailabilitySet: %v", err)
|
||||
return "", err
|
||||
@ -322,7 +323,7 @@ func (ss *scaleSet) GetInstanceTypeByNodeName(name string) (string, error) {
|
||||
return ss.availabilitySet.GetInstanceTypeByNodeName(name)
|
||||
}
|
||||
|
||||
_, _, vm, err := ss.getVmssVM(name, cacheReadTypeUnsafe)
|
||||
_, _, vm, err := ss.getVmssVM(name, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
@ -337,7 +338,7 @@ func (ss *scaleSet) GetInstanceTypeByNodeName(name string) (string, error) {
|
||||
// GetZoneByNodeName gets availability zone for the specified node. If the node is not running
|
||||
// with availability zone, then it returns fault domain.
|
||||
func (ss *scaleSet) GetZoneByNodeName(name string) (cloudprovider.Zone, error) {
|
||||
managedByAS, err := ss.isNodeManagedByAvailabilitySet(name, cacheReadTypeUnsafe)
|
||||
managedByAS, err := ss.isNodeManagedByAvailabilitySet(name, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
klog.Errorf("Failed to check isNodeManagedByAvailabilitySet: %v", err)
|
||||
return cloudprovider.Zone{}, err
|
||||
@ -347,7 +348,7 @@ func (ss *scaleSet) GetZoneByNodeName(name string) (cloudprovider.Zone, error) {
|
||||
return ss.availabilitySet.GetZoneByNodeName(name)
|
||||
}
|
||||
|
||||
_, _, vm, err := ss.getVmssVM(name, cacheReadTypeUnsafe)
|
||||
_, _, vm, err := ss.getVmssVM(name, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return cloudprovider.Zone{}, err
|
||||
}
|
||||
@ -583,7 +584,7 @@ func (ss *scaleSet) getAgentPoolScaleSets(nodes []*v1.Node) (*[]string, error) {
|
||||
}
|
||||
|
||||
nodeName := nodes[nx].Name
|
||||
ssName, _, _, err := ss.getVmssVM(nodeName, cacheReadTypeDefault)
|
||||
ssName, _, _, err := ss.getVmssVM(nodeName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
@ -661,7 +662,7 @@ func extractResourceGroupByVMSSNicID(nicID string) (string, error) {
|
||||
|
||||
// GetPrimaryInterface gets machine primary network interface by node name and vmSet.
|
||||
func (ss *scaleSet) GetPrimaryInterface(nodeName string) (network.Interface, error) {
|
||||
managedByAS, err := ss.isNodeManagedByAvailabilitySet(nodeName, cacheReadTypeDefault)
|
||||
managedByAS, err := ss.isNodeManagedByAvailabilitySet(nodeName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
klog.Errorf("Failed to check isNodeManagedByAvailabilitySet: %v", err)
|
||||
return network.Interface{}, err
|
||||
@ -671,7 +672,7 @@ func (ss *scaleSet) GetPrimaryInterface(nodeName string) (network.Interface, err
|
||||
return ss.availabilitySet.GetPrimaryInterface(nodeName)
|
||||
}
|
||||
|
||||
ssName, instanceID, vm, err := ss.getVmssVM(nodeName, cacheReadTypeDefault)
|
||||
ssName, instanceID, vm, err := ss.getVmssVM(nodeName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
// VM is availability set, but not cached yet in availabilitySetNodesCache.
|
||||
if err == ErrorNotVmssInstance {
|
||||
@ -794,7 +795,7 @@ func (ss *scaleSet) getConfigForScaleSetByIPFamily(config *compute.VirtualMachin
|
||||
func (ss *scaleSet) EnsureHostInPool(service *v1.Service, nodeName types.NodeName, backendPoolID string, vmSetName string, isInternal bool) error {
|
||||
klog.V(3).Infof("ensuring node %q of scaleset %q in LB backendpool %q", nodeName, vmSetName, backendPoolID)
|
||||
vmName := mapNodeNameToVMName(nodeName)
|
||||
ssName, instanceID, vm, err := ss.getVmssVM(vmName, cacheReadTypeDefault)
|
||||
ssName, instanceID, vm, err := ss.getVmssVM(vmName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
@ -947,7 +948,7 @@ func (ss *scaleSet) ensureVMSSInPool(service *v1.Service, nodes []*v1.Node, back
|
||||
}
|
||||
|
||||
for vmssName := range vmssNamesMap {
|
||||
vmss, err := ss.getVMSS(vmssName, cacheReadTypeDefault)
|
||||
vmss, err := ss.getVMSS(vmssName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
@ -1056,7 +1057,7 @@ func (ss *scaleSet) EnsureHostsInPool(service *v1.Service, nodes []*v1.Node, bac
|
||||
|
||||
f := func() error {
|
||||
// Check whether the node is VMAS virtual machine.
|
||||
managedByAS, err := ss.isNodeManagedByAvailabilitySet(localNodeName, cacheReadTypeDefault)
|
||||
managedByAS, err := ss.isNodeManagedByAvailabilitySet(localNodeName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
klog.Errorf("Failed to check isNodeManagedByAvailabilitySet(%s): %v", localNodeName, err)
|
||||
return err
|
||||
@ -1097,7 +1098,7 @@ func (ss *scaleSet) EnsureHostsInPool(service *v1.Service, nodes []*v1.Node, bac
|
||||
|
||||
// ensureBackendPoolDeletedFromNode ensures the loadBalancer backendAddressPools deleted from the specified node.
|
||||
func (ss *scaleSet) ensureBackendPoolDeletedFromNode(service *v1.Service, nodeName, backendPoolID string) error {
|
||||
ssName, instanceID, vm, err := ss.getVmssVM(nodeName, cacheReadTypeDefault)
|
||||
ssName, instanceID, vm, err := ss.getVmssVM(nodeName, azcache.CacheReadTypeDefault)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
@ -1186,7 +1187,7 @@ func (ss *scaleSet) getNodeNameByIPConfigurationID(ipConfigurationID string) (st
|
||||
resourceGroup := matches[1]
|
||||
scaleSetName := matches[2]
|
||||
instanceID := matches[3]
|
||||
vm, err := ss.getVmssVMByInstanceID(resourceGroup, scaleSetName, instanceID, cacheReadTypeUnsafe)
|
||||
vm, err := ss.getVmssVMByInstanceID(resourceGroup, scaleSetName, instanceID, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
@ -1232,7 +1233,7 @@ func (ss *scaleSet) ensureBackendPoolDeletedFromVMSS(service *v1.Service, backen
|
||||
}
|
||||
|
||||
for vmssName := range vmssNamesMap {
|
||||
vmss, err := ss.getVMSS(vmssName, cacheReadTypeDefault)
|
||||
vmss, err := ss.getVMSS(vmssName, azcache.CacheReadTypeDefault)
|
||||
|
||||
// When vmss is being deleted, CreateOrUpdate API would report "the vmss is being deleted" error.
|
||||
// Since it is being deleted, we shouldn't send more CreateOrUpdate requests for it.
|
||||
|
||||
@ -29,6 +29,7 @@ import (
|
||||
|
||||
"k8s.io/apimachinery/pkg/util/sets"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
)
|
||||
|
||||
var (
|
||||
@ -56,7 +57,7 @@ type vmssEntry struct {
|
||||
lastUpdate time.Time
|
||||
}
|
||||
|
||||
func (ss *scaleSet) newVMSSCache() (*timedCache, error) {
|
||||
func (ss *scaleSet) newVMSSCache() (*azcache.TimedCache, error) {
|
||||
getter := func(key string) (interface{}, error) {
|
||||
localCache := &sync.Map{} // [vmssName]*vmssEntry
|
||||
|
||||
@ -90,7 +91,7 @@ func (ss *scaleSet) newVMSSCache() (*timedCache, error) {
|
||||
if ss.Config.VmssCacheTTLInSeconds == 0 {
|
||||
ss.Config.VmssCacheTTLInSeconds = vmssCacheTTLDefaultInSeconds
|
||||
}
|
||||
return newTimedcache(time.Duration(ss.Config.VmssCacheTTLInSeconds)*time.Second, getter)
|
||||
return azcache.NewTimedcache(time.Duration(ss.Config.VmssCacheTTLInSeconds)*time.Second, getter)
|
||||
}
|
||||
|
||||
func extractVmssVMName(name string) (string, string, error) {
|
||||
@ -107,7 +108,7 @@ func extractVmssVMName(name string) (string, string, error) {
|
||||
return ssName, instanceID, nil
|
||||
}
|
||||
|
||||
func (ss *scaleSet) newVMSSVirtualMachinesCache() (*timedCache, error) {
|
||||
func (ss *scaleSet) newVMSSVirtualMachinesCache() (*azcache.TimedCache, error) {
|
||||
getter := func(key string) (interface{}, error) {
|
||||
localCache := &sync.Map{} // [nodeName]*vmssVirtualMachinesEntry
|
||||
|
||||
@ -115,12 +116,12 @@ func (ss *scaleSet) newVMSSVirtualMachinesCache() (*timedCache, error) {
|
||||
|
||||
if ss.vmssVMCache != nil {
|
||||
// get old cache before refreshing the cache
|
||||
entry, exists, err := ss.vmssVMCache.store.GetByKey(vmssVirtualMachinesKey)
|
||||
entry, exists, err := ss.vmssVMCache.Store.GetByKey(vmssVirtualMachinesKey)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if exists {
|
||||
cached := entry.(*cacheEntry).data
|
||||
cached := entry.(*azcache.AzureCacheEntry).Data
|
||||
if cached != nil {
|
||||
virtualMachines := cached.(*sync.Map)
|
||||
virtualMachines.Range(func(key, value interface{}) bool {
|
||||
@ -210,11 +211,11 @@ func (ss *scaleSet) newVMSSVirtualMachinesCache() (*timedCache, error) {
|
||||
if ss.Config.VmssVirtualMachinesCacheTTLInSeconds == 0 {
|
||||
ss.Config.VmssVirtualMachinesCacheTTLInSeconds = vmssVirtualMachinesCacheTTLDefaultInSeconds
|
||||
}
|
||||
return newTimedcache(time.Duration(ss.Config.VmssVirtualMachinesCacheTTLInSeconds)*time.Second, getter)
|
||||
return azcache.NewTimedcache(time.Duration(ss.Config.VmssVirtualMachinesCacheTTLInSeconds)*time.Second, getter)
|
||||
}
|
||||
|
||||
func (ss *scaleSet) deleteCacheForNode(nodeName string) error {
|
||||
cached, err := ss.vmssVMCache.Get(vmssVirtualMachinesKey, cacheReadTypeUnsafe)
|
||||
cached, err := ss.vmssVMCache.Get(vmssVirtualMachinesKey, azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
klog.Errorf("deleteCacheForNode(%s) failed with error: %v", nodeName, err)
|
||||
return err
|
||||
@ -225,7 +226,7 @@ func (ss *scaleSet) deleteCacheForNode(nodeName string) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (ss *scaleSet) newAvailabilitySetNodesCache() (*timedCache, error) {
|
||||
func (ss *scaleSet) newAvailabilitySetNodesCache() (*azcache.TimedCache, error) {
|
||||
getter := func(key string) (interface{}, error) {
|
||||
localCache := sets.NewString()
|
||||
resourceGroups, err := ss.GetResourceGroups()
|
||||
@ -252,10 +253,10 @@ func (ss *scaleSet) newAvailabilitySetNodesCache() (*timedCache, error) {
|
||||
if ss.Config.AvailabilitySetNodesCacheTTLInSeconds == 0 {
|
||||
ss.Config.AvailabilitySetNodesCacheTTLInSeconds = availabilitySetNodesCacheTTLDefaultInSeconds
|
||||
}
|
||||
return newTimedcache(time.Duration(ss.Config.AvailabilitySetNodesCacheTTLInSeconds)*time.Second, getter)
|
||||
return azcache.NewTimedcache(time.Duration(ss.Config.AvailabilitySetNodesCacheTTLInSeconds)*time.Second, getter)
|
||||
}
|
||||
|
||||
func (ss *scaleSet) isNodeManagedByAvailabilitySet(nodeName string, crt cacheReadType) (bool, error) {
|
||||
func (ss *scaleSet) isNodeManagedByAvailabilitySet(nodeName string, crt azcache.AzureCacheReadType) (bool, error) {
|
||||
// Assume all nodes are managed by VMSS when DisableAvailabilitySetNodes is enabled.
|
||||
if ss.DisableAvailabilitySetNodes {
|
||||
klog.V(2).Infof("Assuming node %q is managed by VMSS since DisableAvailabilitySetNodes is set to true", nodeName)
|
||||
|
||||
@ -27,6 +27,7 @@ import (
|
||||
"github.com/Azure/go-autorest/autorest/to"
|
||||
"github.com/stretchr/testify/assert"
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
)
|
||||
|
||||
func TestExtractVmssVMName(t *testing.T) {
|
||||
@ -87,7 +88,7 @@ func TestVMSSVMCache(t *testing.T) {
|
||||
for i := range virtualMachines {
|
||||
vm := virtualMachines[i]
|
||||
vmName := to.String(vm.OsProfile.ComputerName)
|
||||
ssName, instanceID, realVM, err := ss.getVmssVM(vmName, cacheReadTypeDefault)
|
||||
ssName, instanceID, realVM, err := ss.getVmssVM(vmName, azcache.CacheReadTypeDefault)
|
||||
assert.Nil(t, err)
|
||||
assert.Equal(t, "vmss", ssName)
|
||||
assert.Equal(t, to.String(vm.InstanceID), instanceID)
|
||||
@ -101,14 +102,14 @@ func TestVMSSVMCache(t *testing.T) {
|
||||
assert.NoError(t, err)
|
||||
|
||||
// the VM should be removed from cache after deleteCacheForNode().
|
||||
cached, err := ss.vmssVMCache.Get(vmssVirtualMachinesKey, cacheReadTypeDefault)
|
||||
cached, err := ss.vmssVMCache.Get(vmssVirtualMachinesKey, azcache.CacheReadTypeDefault)
|
||||
assert.NoError(t, err)
|
||||
cachedVirtualMachines := cached.(*sync.Map)
|
||||
_, ok := cachedVirtualMachines.Load(vmName)
|
||||
assert.Equal(t, false, ok)
|
||||
|
||||
// the VM should be get back after another cache refresh.
|
||||
ssName, instanceID, realVM, err := ss.getVmssVM(vmName, cacheReadTypeDefault)
|
||||
ssName, instanceID, realVM, err := ss.getVmssVM(vmName, azcache.CacheReadTypeDefault)
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, "vmss", ssName)
|
||||
assert.Equal(t, to.String(vm.InstanceID), instanceID)
|
||||
@ -130,7 +131,7 @@ func TestVMSSVMCacheWithDeletingNodes(t *testing.T) {
|
||||
vmName := to.String(vm.OsProfile.ComputerName)
|
||||
assert.Equal(t, vm.ProvisioningState, to.StringPtr(string(compute.ProvisioningStateDeleting)))
|
||||
|
||||
ssName, instanceID, realVM, err := ss.getVmssVM(vmName, cacheReadTypeDefault)
|
||||
ssName, instanceID, realVM, err := ss.getVmssVM(vmName, azcache.CacheReadTypeDefault)
|
||||
assert.Nil(t, realVM)
|
||||
assert.Equal(t, "", ssName)
|
||||
assert.Equal(t, instanceID, ssName)
|
||||
|
||||
@ -32,6 +32,7 @@ import (
|
||||
"k8s.io/apimachinery/pkg/types"
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
"k8s.io/legacy-cloud-providers/azure/retry"
|
||||
)
|
||||
|
||||
@ -63,7 +64,7 @@ func checkResourceExistsFromError(err *retry.Error) (bool, *retry.Error) {
|
||||
/// getVirtualMachine calls 'VirtualMachinesClient.Get' with a timed cache
|
||||
/// The service side has throttling control that delays responses if there're multiple requests onto certain vm
|
||||
/// resource request in short period.
|
||||
func (az *Cloud) getVirtualMachine(nodeName types.NodeName, crt cacheReadType) (vm compute.VirtualMachine, err error) {
|
||||
func (az *Cloud) getVirtualMachine(nodeName types.NodeName, crt azcache.AzureCacheReadType) (vm compute.VirtualMachine, err error) {
|
||||
vmName := string(nodeName)
|
||||
cachedVM, err := az.vmCache.Get(vmName, crt)
|
||||
if err != nil {
|
||||
@ -77,7 +78,7 @@ func (az *Cloud) getVirtualMachine(nodeName types.NodeName, crt cacheReadType) (
|
||||
return *(cachedVM.(*compute.VirtualMachine)), nil
|
||||
}
|
||||
|
||||
func (az *Cloud) getRouteTable(crt cacheReadType) (routeTable network.RouteTable, exists bool, err error) {
|
||||
func (az *Cloud) getRouteTable(crt azcache.AzureCacheReadType) (routeTable network.RouteTable, exists bool, err error) {
|
||||
cachedRt, err := az.rtCache.Get(az.RouteTableName, crt)
|
||||
if err != nil {
|
||||
return routeTable, false, err
|
||||
@ -136,7 +137,7 @@ func (az *Cloud) getSubnet(virtualNetworkName string, subnetName string) (networ
|
||||
return subnet, exists, nil
|
||||
}
|
||||
|
||||
func (az *Cloud) getAzureLoadBalancer(name string, crt cacheReadType) (lb network.LoadBalancer, exists bool, err error) {
|
||||
func (az *Cloud) getAzureLoadBalancer(name string, crt azcache.AzureCacheReadType) (lb network.LoadBalancer, exists bool, err error) {
|
||||
cachedLB, err := az.lbCache.Get(name, crt)
|
||||
if err != nil {
|
||||
return lb, false, err
|
||||
@ -149,7 +150,7 @@ func (az *Cloud) getAzureLoadBalancer(name string, crt cacheReadType) (lb networ
|
||||
return *(cachedLB.(*network.LoadBalancer)), true, nil
|
||||
}
|
||||
|
||||
func (az *Cloud) getSecurityGroup(crt cacheReadType) (network.SecurityGroup, error) {
|
||||
func (az *Cloud) getSecurityGroup(crt azcache.AzureCacheReadType) (network.SecurityGroup, error) {
|
||||
nsg := network.SecurityGroup{}
|
||||
if az.SecurityGroupName == "" {
|
||||
return nsg, fmt.Errorf("securityGroupName is not configured")
|
||||
@ -167,7 +168,7 @@ func (az *Cloud) getSecurityGroup(crt cacheReadType) (network.SecurityGroup, err
|
||||
return *(securityGroup.(*network.SecurityGroup)), nil
|
||||
}
|
||||
|
||||
func (az *Cloud) newVMCache() (*timedCache, error) {
|
||||
func (az *Cloud) newVMCache() (*azcache.TimedCache, error) {
|
||||
getter := func(key string) (interface{}, error) {
|
||||
// Currently InstanceView request are used by azure_zones, while the calls come after non-InstanceView
|
||||
// request. If we first send an InstanceView request and then a non InstanceView request, the second
|
||||
@ -206,10 +207,10 @@ func (az *Cloud) newVMCache() (*timedCache, error) {
|
||||
if az.VMCacheTTLInSeconds == 0 {
|
||||
az.VMCacheTTLInSeconds = vmCacheTTLDefaultInSeconds
|
||||
}
|
||||
return newTimedcache(time.Duration(az.VMCacheTTLInSeconds)*time.Second, getter)
|
||||
return azcache.NewTimedcache(time.Duration(az.VMCacheTTLInSeconds)*time.Second, getter)
|
||||
}
|
||||
|
||||
func (az *Cloud) newLBCache() (*timedCache, error) {
|
||||
func (az *Cloud) newLBCache() (*azcache.TimedCache, error) {
|
||||
getter := func(key string) (interface{}, error) {
|
||||
ctx, cancel := getContextWithCancel()
|
||||
defer cancel()
|
||||
@ -231,10 +232,10 @@ func (az *Cloud) newLBCache() (*timedCache, error) {
|
||||
if az.LoadBalancerCacheTTLInSeconds == 0 {
|
||||
az.LoadBalancerCacheTTLInSeconds = loadBalancerCacheTTLDefaultInSeconds
|
||||
}
|
||||
return newTimedcache(time.Duration(az.LoadBalancerCacheTTLInSeconds)*time.Second, getter)
|
||||
return azcache.NewTimedcache(time.Duration(az.LoadBalancerCacheTTLInSeconds)*time.Second, getter)
|
||||
}
|
||||
|
||||
func (az *Cloud) newNSGCache() (*timedCache, error) {
|
||||
func (az *Cloud) newNSGCache() (*azcache.TimedCache, error) {
|
||||
getter := func(key string) (interface{}, error) {
|
||||
ctx, cancel := getContextWithCancel()
|
||||
defer cancel()
|
||||
@ -255,10 +256,10 @@ func (az *Cloud) newNSGCache() (*timedCache, error) {
|
||||
if az.NsgCacheTTLInSeconds == 0 {
|
||||
az.NsgCacheTTLInSeconds = nsgCacheTTLDefaultInSeconds
|
||||
}
|
||||
return newTimedcache(time.Duration(az.NsgCacheTTLInSeconds)*time.Second, getter)
|
||||
return azcache.NewTimedcache(time.Duration(az.NsgCacheTTLInSeconds)*time.Second, getter)
|
||||
}
|
||||
|
||||
func (az *Cloud) newRouteTableCache() (*timedCache, error) {
|
||||
func (az *Cloud) newRouteTableCache() (*azcache.TimedCache, error) {
|
||||
getter := func(key string) (interface{}, error) {
|
||||
ctx, cancel := getContextWithCancel()
|
||||
defer cancel()
|
||||
@ -279,7 +280,7 @@ func (az *Cloud) newRouteTableCache() (*timedCache, error) {
|
||||
if az.RouteTableCacheTTLInSeconds == 0 {
|
||||
az.RouteTableCacheTTLInSeconds = routeTableCacheTTLDefaultInSeconds
|
||||
}
|
||||
return newTimedcache(time.Duration(az.RouteTableCacheTTLInSeconds)*time.Second, getter)
|
||||
return azcache.NewTimedcache(time.Duration(az.RouteTableCacheTTLInSeconds)*time.Second, getter)
|
||||
}
|
||||
|
||||
func (az *Cloud) useStandardLoadBalancer() bool {
|
||||
|
||||
@ -28,6 +28,7 @@ import (
|
||||
"k8s.io/apimachinery/pkg/types"
|
||||
cloudprovider "k8s.io/cloud-provider"
|
||||
"k8s.io/klog"
|
||||
azcache "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
)
|
||||
|
||||
// makeZone returns the zone value in format of <region>-<zone-id>.
|
||||
@ -53,7 +54,7 @@ func (az *Cloud) GetZoneID(zoneLabel string) string {
|
||||
// If the node is not running with availability zones, then it will fall back to fault domain.
|
||||
func (az *Cloud) GetZone(ctx context.Context) (cloudprovider.Zone, error) {
|
||||
if az.UseInstanceMetadata {
|
||||
metadata, err := az.metadata.GetMetadata(cacheReadTypeUnsafe)
|
||||
metadata, err := az.metadata.GetMetadata(azcache.CacheReadTypeUnsafe)
|
||||
if err != nil {
|
||||
return cloudprovider.Zone{}, err
|
||||
}
|
||||
|
||||
34
staging/src/k8s.io/legacy-cloud-providers/azure/cache/BUILD
vendored
Normal file
34
staging/src/k8s.io/legacy-cloud-providers/azure/cache/BUILD
vendored
Normal file
@ -0,0 +1,34 @@
|
||||
load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
|
||||
|
||||
go_library(
|
||||
name = "go_default_library",
|
||||
srcs = [
|
||||
"azure_cache.go",
|
||||
"doc.go",
|
||||
],
|
||||
importmap = "k8s.io/kubernetes/vendor/k8s.io/legacy-cloud-providers/azure/cache",
|
||||
importpath = "k8s.io/legacy-cloud-providers/azure/cache",
|
||||
visibility = ["//visibility:public"],
|
||||
deps = ["//staging/src/k8s.io/client-go/tools/cache:go_default_library"],
|
||||
)
|
||||
|
||||
go_test(
|
||||
name = "go_default_test",
|
||||
srcs = ["azure_cache_test.go"],
|
||||
embed = [":go_default_library"],
|
||||
deps = ["//vendor/github.com/stretchr/testify/assert:go_default_library"],
|
||||
)
|
||||
|
||||
filegroup(
|
||||
name = "package-srcs",
|
||||
srcs = glob(["**"]),
|
||||
tags = ["automanaged"],
|
||||
visibility = ["//visibility:private"],
|
||||
)
|
||||
|
||||
filegroup(
|
||||
name = "all-srcs",
|
||||
srcs = [":package-srcs"],
|
||||
tags = ["automanaged"],
|
||||
visibility = ["//visibility:public"],
|
||||
)
|
||||
@ -16,7 +16,7 @@ See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
*/
|
||||
|
||||
package azure
|
||||
package cache
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
@ -26,143 +26,143 @@ import (
|
||||
"k8s.io/client-go/tools/cache"
|
||||
)
|
||||
|
||||
// cacheReadType defines the read type for cache data
|
||||
type cacheReadType int
|
||||
// AzureCacheReadType defines the read type for cache data
|
||||
type AzureCacheReadType int
|
||||
|
||||
const (
|
||||
// cacheReadTypeDefault returns data from cache if cache entry not expired
|
||||
// CacheReadTypeDefault returns data from cache if cache entry not expired
|
||||
// if cache entry expired, then it will refetch the data using getter
|
||||
// save the entry in cache and then return
|
||||
cacheReadTypeDefault cacheReadType = iota
|
||||
// cacheReadTypeUnsafe returns data from cache even if the cache entry is
|
||||
CacheReadTypeDefault AzureCacheReadType = iota
|
||||
// CacheReadTypeUnsafe returns data from cache even if the cache entry is
|
||||
// active/expired. If entry doesn't exist in cache, then data is fetched
|
||||
// using getter, saved in cache and returned
|
||||
cacheReadTypeUnsafe
|
||||
// cacheReadTypeForceRefresh force refreshes the cache even if the cache entry
|
||||
CacheReadTypeUnsafe
|
||||
// CacheReadTypeForceRefresh force refreshes the cache even if the cache entry
|
||||
// is not expired
|
||||
cacheReadTypeForceRefresh
|
||||
CacheReadTypeForceRefresh
|
||||
)
|
||||
|
||||
// getFunc defines a getter function for timedCache.
|
||||
type getFunc func(key string) (interface{}, error)
|
||||
// GetFunc defines a getter function for timedCache.
|
||||
type GetFunc func(key string) (interface{}, error)
|
||||
|
||||
// cacheEntry is the internal structure stores inside TTLStore.
|
||||
type cacheEntry struct {
|
||||
key string
|
||||
data interface{}
|
||||
// AzureCacheEntry is the internal structure stores inside TTLStore.
|
||||
type AzureCacheEntry struct {
|
||||
Key string
|
||||
Data interface{}
|
||||
|
||||
// The lock to ensure not updating same entry simultaneously.
|
||||
lock sync.Mutex
|
||||
Lock sync.Mutex
|
||||
// time when entry was fetched and created
|
||||
createdOn time.Time
|
||||
CreatedOn time.Time
|
||||
}
|
||||
|
||||
// cacheKeyFunc defines the key function required in TTLStore.
|
||||
func cacheKeyFunc(obj interface{}) (string, error) {
|
||||
return obj.(*cacheEntry).key, nil
|
||||
return obj.(*AzureCacheEntry).Key, nil
|
||||
}
|
||||
|
||||
// timedCache is a cache with TTL.
|
||||
type timedCache struct {
|
||||
store cache.Store
|
||||
lock sync.Mutex
|
||||
getter getFunc
|
||||
ttl time.Duration
|
||||
// TimedCache is a cache with TTL.
|
||||
type TimedCache struct {
|
||||
Store cache.Store
|
||||
Lock sync.Mutex
|
||||
Getter GetFunc
|
||||
TTL time.Duration
|
||||
}
|
||||
|
||||
// newTimedcache creates a new timedCache.
|
||||
func newTimedcache(ttl time.Duration, getter getFunc) (*timedCache, error) {
|
||||
// NewTimedcache creates a new TimedCache.
|
||||
func NewTimedcache(ttl time.Duration, getter GetFunc) (*TimedCache, error) {
|
||||
if getter == nil {
|
||||
return nil, fmt.Errorf("getter is not provided")
|
||||
}
|
||||
|
||||
return &timedCache{
|
||||
getter: getter,
|
||||
return &TimedCache{
|
||||
Getter: getter,
|
||||
// switch to using NewStore instead of NewTTLStore so that we can
|
||||
// reuse entries for calls that are fine with reading expired/stalled data.
|
||||
// with NewTTLStore, entries are not returned if they have already expired.
|
||||
store: cache.NewStore(cacheKeyFunc),
|
||||
ttl: ttl,
|
||||
Store: cache.NewStore(cacheKeyFunc),
|
||||
TTL: ttl,
|
||||
}, nil
|
||||
}
|
||||
|
||||
// getInternal returns cacheEntry by key. If the key is not cached yet,
|
||||
// it returns a cacheEntry with nil data.
|
||||
func (t *timedCache) getInternal(key string) (*cacheEntry, error) {
|
||||
entry, exists, err := t.store.GetByKey(key)
|
||||
// getInternal returns AzureCacheEntry by key. If the key is not cached yet,
|
||||
// it returns a AzureCacheEntry with nil data.
|
||||
func (t *TimedCache) getInternal(key string) (*AzureCacheEntry, error) {
|
||||
entry, exists, err := t.Store.GetByKey(key)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
// if entry exists, return the entry
|
||||
if exists {
|
||||
return entry.(*cacheEntry), nil
|
||||
return entry.(*AzureCacheEntry), nil
|
||||
}
|
||||
|
||||
// lock here to ensure if entry doesn't exist, we add a new entry
|
||||
// avoiding overwrites
|
||||
t.lock.Lock()
|
||||
defer t.lock.Unlock()
|
||||
t.Lock.Lock()
|
||||
defer t.Lock.Unlock()
|
||||
|
||||
// Still not found, add new entry with nil data.
|
||||
// Note the data will be filled later by getter.
|
||||
newEntry := &cacheEntry{
|
||||
key: key,
|
||||
data: nil,
|
||||
newEntry := &AzureCacheEntry{
|
||||
Key: key,
|
||||
Data: nil,
|
||||
}
|
||||
t.store.Add(newEntry)
|
||||
t.Store.Add(newEntry)
|
||||
return newEntry, nil
|
||||
}
|
||||
|
||||
// Get returns the requested item by key.
|
||||
func (t *timedCache) Get(key string, crt cacheReadType) (interface{}, error) {
|
||||
func (t *TimedCache) Get(key string, crt AzureCacheReadType) (interface{}, error) {
|
||||
entry, err := t.getInternal(key)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
entry.lock.Lock()
|
||||
defer entry.lock.Unlock()
|
||||
entry.Lock.Lock()
|
||||
defer entry.Lock.Unlock()
|
||||
|
||||
// entry exists and if cache is not force refreshed
|
||||
if entry.data != nil && crt != cacheReadTypeForceRefresh {
|
||||
if entry.Data != nil && crt != CacheReadTypeForceRefresh {
|
||||
// allow unsafe read, so return data even if expired
|
||||
if crt == cacheReadTypeUnsafe {
|
||||
return entry.data, nil
|
||||
if crt == CacheReadTypeUnsafe {
|
||||
return entry.Data, nil
|
||||
}
|
||||
// if cached data is not expired, return cached data
|
||||
if crt == cacheReadTypeDefault && time.Since(entry.createdOn) < t.ttl {
|
||||
return entry.data, nil
|
||||
if crt == CacheReadTypeDefault && time.Since(entry.CreatedOn) < t.TTL {
|
||||
return entry.Data, nil
|
||||
}
|
||||
}
|
||||
// Data is not cached yet, cache data is expired or requested force refresh
|
||||
// cache it by getter. entry is locked before getting to ensure concurrent
|
||||
// gets don't result in multiple ARM calls.
|
||||
data, err := t.getter(key)
|
||||
data, err := t.Getter(key)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// set the data in cache and also set the last update time
|
||||
// to now as the data was recently fetched
|
||||
entry.data = data
|
||||
entry.createdOn = time.Now().UTC()
|
||||
entry.Data = data
|
||||
entry.CreatedOn = time.Now().UTC()
|
||||
|
||||
return entry.data, nil
|
||||
return entry.Data, nil
|
||||
}
|
||||
|
||||
// Delete removes an item from the cache.
|
||||
func (t *timedCache) Delete(key string) error {
|
||||
return t.store.Delete(&cacheEntry{
|
||||
key: key,
|
||||
func (t *TimedCache) Delete(key string) error {
|
||||
return t.Store.Delete(&AzureCacheEntry{
|
||||
Key: key,
|
||||
})
|
||||
}
|
||||
|
||||
// Set sets the data cache for the key.
|
||||
// It is only used for testing.
|
||||
func (t *timedCache) Set(key string, data interface{}) {
|
||||
t.store.Add(&cacheEntry{
|
||||
key: key,
|
||||
data: data,
|
||||
createdOn: time.Now().UTC(),
|
||||
func (t *TimedCache) Set(key string, data interface{}) {
|
||||
t.Store.Add(&AzureCacheEntry{
|
||||
Key: key,
|
||||
Data: data,
|
||||
CreatedOn: time.Now().UTC(),
|
||||
})
|
||||
}
|
||||
@ -16,7 +16,7 @@ See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
*/
|
||||
|
||||
package azure
|
||||
package cache
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
@ -59,12 +59,12 @@ func (fake *fakeDataSource) set(data map[string]*fakeDataObj) {
|
||||
fake.called = 0
|
||||
}
|
||||
|
||||
func newFakeCache(t *testing.T) (*fakeDataSource, *timedCache) {
|
||||
func newFakeCache(t *testing.T) (*fakeDataSource, *TimedCache) {
|
||||
dataSource := &fakeDataSource{
|
||||
data: make(map[string]*fakeDataObj),
|
||||
}
|
||||
getter := dataSource.get
|
||||
cache, err := newTimedcache(fakeCacheTTL, getter)
|
||||
cache, err := NewTimedcache(fakeCacheTTL, getter)
|
||||
assert.NoError(t, err)
|
||||
return dataSource, cache
|
||||
}
|
||||
@ -99,7 +99,7 @@ func TestCacheGet(t *testing.T) {
|
||||
for _, c := range cases {
|
||||
dataSource, cache := newFakeCache(t)
|
||||
dataSource.set(c.data)
|
||||
val, err := cache.Get(c.key, cacheReadTypeDefault)
|
||||
val, err := cache.Get(c.key, CacheReadTypeDefault)
|
||||
assert.NoError(t, err, c.name)
|
||||
assert.Equal(t, c.expected, val, c.name)
|
||||
}
|
||||
@ -110,10 +110,10 @@ func TestCacheGetError(t *testing.T) {
|
||||
getter := func(key string) (interface{}, error) {
|
||||
return nil, getError
|
||||
}
|
||||
cache, err := newTimedcache(fakeCacheTTL, getter)
|
||||
cache, err := NewTimedcache(fakeCacheTTL, getter)
|
||||
assert.NoError(t, err)
|
||||
|
||||
val, err := cache.Get("key", cacheReadTypeDefault)
|
||||
val, err := cache.Get("key", CacheReadTypeDefault)
|
||||
assert.Error(t, err)
|
||||
assert.Equal(t, getError, err)
|
||||
assert.Nil(t, val)
|
||||
@ -128,13 +128,13 @@ func TestCacheDelete(t *testing.T) {
|
||||
dataSource, cache := newFakeCache(t)
|
||||
dataSource.set(data)
|
||||
|
||||
v, err := cache.Get(key, cacheReadTypeDefault)
|
||||
v, err := cache.Get(key, CacheReadTypeDefault)
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, val, v, "cache should get correct data")
|
||||
|
||||
dataSource.set(nil)
|
||||
cache.Delete(key)
|
||||
v, err = cache.Get(key, cacheReadTypeDefault)
|
||||
v, err = cache.Get(key, CacheReadTypeDefault)
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, 1, dataSource.called)
|
||||
assert.Equal(t, nil, v, "cache should get nil after data is removed")
|
||||
@ -149,13 +149,13 @@ func TestCacheExpired(t *testing.T) {
|
||||
dataSource, cache := newFakeCache(t)
|
||||
dataSource.set(data)
|
||||
|
||||
v, err := cache.Get(key, cacheReadTypeDefault)
|
||||
v, err := cache.Get(key, CacheReadTypeDefault)
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, 1, dataSource.called)
|
||||
assert.Equal(t, val, v, "cache should get correct data")
|
||||
|
||||
time.Sleep(fakeCacheTTL)
|
||||
v, err = cache.Get(key, cacheReadTypeDefault)
|
||||
v, err = cache.Get(key, CacheReadTypeDefault)
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, 2, dataSource.called)
|
||||
assert.Equal(t, val, v, "cache should get correct data even after expired")
|
||||
@ -170,13 +170,13 @@ func TestCacheAllowUnsafeRead(t *testing.T) {
|
||||
dataSource, cache := newFakeCache(t)
|
||||
dataSource.set(data)
|
||||
|
||||
v, err := cache.Get(key, cacheReadTypeDefault)
|
||||
v, err := cache.Get(key, CacheReadTypeDefault)
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, 1, dataSource.called)
|
||||
assert.Equal(t, val, v, "cache should get correct data")
|
||||
|
||||
time.Sleep(fakeCacheTTL)
|
||||
v, err = cache.Get(key, cacheReadTypeUnsafe)
|
||||
v, err = cache.Get(key, CacheReadTypeUnsafe)
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, 1, dataSource.called)
|
||||
assert.Equal(t, val, v, "cache should return expired as allow unsafe read is allowed")
|
||||
@ -195,10 +195,10 @@ func TestCacheNoConcurrentGet(t *testing.T) {
|
||||
var wg sync.WaitGroup
|
||||
for i := 0; i < 5; i++ {
|
||||
wg.Add(1)
|
||||
go cache.Get(key, cacheReadTypeDefault)
|
||||
go cache.Get(key, CacheReadTypeDefault)
|
||||
wg.Done()
|
||||
}
|
||||
v, err := cache.Get(key, cacheReadTypeDefault)
|
||||
v, err := cache.Get(key, CacheReadTypeDefault)
|
||||
wg.Wait()
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, 1, dataSource.called)
|
||||
@ -214,12 +214,12 @@ func TestCacheForceRefresh(t *testing.T) {
|
||||
dataSource, cache := newFakeCache(t)
|
||||
dataSource.set(data)
|
||||
|
||||
v, err := cache.Get(key, cacheReadTypeDefault)
|
||||
v, err := cache.Get(key, CacheReadTypeDefault)
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, 1, dataSource.called)
|
||||
assert.Equal(t, val, v, "cache should get correct data")
|
||||
|
||||
v, err = cache.Get(key, cacheReadTypeForceRefresh)
|
||||
v, err = cache.Get(key, CacheReadTypeForceRefresh)
|
||||
assert.NoError(t, err)
|
||||
assert.Equal(t, 2, dataSource.called)
|
||||
assert.Equal(t, val, v, "should refetch unexpired data as forced refresh")
|
||||
20
staging/src/k8s.io/legacy-cloud-providers/azure/cache/doc.go
vendored
Normal file
20
staging/src/k8s.io/legacy-cloud-providers/azure/cache/doc.go
vendored
Normal file
@ -0,0 +1,20 @@
|
||||
// +build !providerless
|
||||
|
||||
/*
|
||||
Copyright 2019 The Kubernetes Authors.
|
||||
|
||||
Licensed under the Apache License, Version 2.0 (the "License");
|
||||
you may not use this file except in compliance with the License.
|
||||
You may obtain a copy of the License at
|
||||
|
||||
http://www.apache.org/licenses/LICENSE-2.0
|
||||
|
||||
Unless required by applicable law or agreed to in writing, software
|
||||
distributed under the License is distributed on an "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
*/
|
||||
|
||||
// Package cache is an implementation of Azure caches.
|
||||
package cache // import "k8s.io/legacy-cloud-providers/azure/cache"
|
||||
Loading…
Reference in New Issue
Block a user