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Revert "Remove alpha provisioning"

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This commit is contained in:
Shyam JVS
2017-02-16 13:53:55 +01:00
committed by GitHub
parent 8ecc256e88
commit 2ed7acfbcc
15 changed files with 175 additions and 22 deletions
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2
cmd/kube-controller-manager/app/BUILD
View File

@@ -69,6 +69,7 @@ go_library(
"//pkg/controller/ttl:go_default_library",
"//pkg/controller/volume/attachdetach:go_default_library",
"//pkg/controller/volume/persistentvolume:go_default_library",
"//pkg/features:go_default_library",
"//pkg/quota/install:go_default_library",
"//pkg/serviceaccount:go_default_library",
"//pkg/util/configz:go_default_library",
@@ -97,6 +98,7 @@ go_library(
"//vendor:k8s.io/apimachinery/pkg/util/sets",
"//vendor:k8s.io/apimachinery/pkg/util/wait",
"//vendor:k8s.io/apiserver/pkg/server/healthz",
"//vendor:k8s.io/apiserver/pkg/util/feature",
"//vendor:k8s.io/client-go/discovery",
"//vendor:k8s.io/client-go/dynamic",
"//vendor:k8s.io/client-go/kubernetes/typed/core/v1",

5
cmd/kube-controller-manager/app/controllermanager.go
View File

@@ -472,9 +472,14 @@ func StartControllers(controllers map[string]InitFunc, s *options.CMServer, root
glog.Infof("Will not configure cloud provider routes for allocate-node-cidrs: %v, configure-cloud-routes: %v.", s.AllocateNodeCIDRs, s.ConfigureCloudRoutes)
}
alphaProvisioner, err := NewAlphaVolumeProvisioner(cloud, s.VolumeConfiguration)
if err != nil {
return fmt.Errorf("an backward-compatible provisioner could not be created: %v, but one was expected. Provisioning will not work. This functionality is considered an early Alpha version.", err)
}
params := persistentvolumecontroller.ControllerParameters{
KubeClient: clientBuilder.ClientOrDie("persistent-volume-binder"),
SyncPeriod: s.PVClaimBinderSyncPeriod.Duration,
AlphaProvisioner: alphaProvisioner,
VolumePlugins: ProbeControllerVolumePlugins(cloud, s.VolumeConfiguration),
Cloud: cloud,
ClusterName: s.ClusterName,

32
cmd/kube-controller-manager/app/plugins.go
View File

@@ -29,6 +29,7 @@ import (
// Volume plugins
"github.com/golang/glog"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/kubernetes/pkg/cloudprovider"
"k8s.io/kubernetes/pkg/cloudprovider/providers/aws"
"k8s.io/kubernetes/pkg/cloudprovider/providers/azure"
@@ -36,6 +37,7 @@ import (
"k8s.io/kubernetes/pkg/cloudprovider/providers/openstack"
"k8s.io/kubernetes/pkg/cloudprovider/providers/photon"
"k8s.io/kubernetes/pkg/cloudprovider/providers/vsphere"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/util/io"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/aws_ebs"
@@ -134,6 +136,36 @@ func ProbeControllerVolumePlugins(cloud cloudprovider.Interface, config componen
return allPlugins
}
// NewAlphaVolumeProvisioner returns a volume provisioner to use when running in
// a cloud or development environment. The alpha implementation of provisioning
// allows 1 implied provisioner per cloud and is here only for compatibility
// with Kubernetes 1.3
// TODO: remove in Kubernetes 1.5
func NewAlphaVolumeProvisioner(cloud cloudprovider.Interface, config componentconfig.VolumeConfiguration) (volume.ProvisionableVolumePlugin, error) {
switch {
case !utilfeature.DefaultFeatureGate.Enabled(features.DynamicVolumeProvisioning):
return nil, nil
case cloud == nil && config.EnableHostPathProvisioning:
return getProvisionablePluginFromVolumePlugins(host_path.ProbeVolumePlugins(
volume.VolumeConfig{
ProvisioningEnabled: true,
}))
case cloud != nil && aws.ProviderName == cloud.ProviderName():
return getProvisionablePluginFromVolumePlugins(aws_ebs.ProbeVolumePlugins())
case cloud != nil && gce.ProviderName == cloud.ProviderName():
return getProvisionablePluginFromVolumePlugins(gce_pd.ProbeVolumePlugins())
case cloud != nil && openstack.ProviderName == cloud.ProviderName():
return getProvisionablePluginFromVolumePlugins(cinder.ProbeVolumePlugins())
case cloud != nil && vsphere.ProviderName == cloud.ProviderName():
return getProvisionablePluginFromVolumePlugins(vsphere_volume.ProbeVolumePlugins())
case cloud != nil && azure.CloudProviderName == cloud.ProviderName():
return getProvisionablePluginFromVolumePlugins(azure_dd.ProbeVolumePlugins())
case cloud != nil && photon.ProviderName == cloud.ProviderName():
return getProvisionablePluginFromVolumePlugins(photon_pd.ProbeVolumePlugins())
}
return nil, nil
}
func getProvisionablePluginFromVolumePlugins(plugins []volume.VolumePlugin) (volume.ProvisionableVolumePlugin, error) {
for _, plugin := range plugins {
if provisonablePlugin, ok := plugin.(volume.ProvisionableVolumePlugin); ok {