CRI Provider implementation (#195)

* First commit of CRI provider. Vendor deps not included

* First commit of CRI provider. Vendor deps not included

* Tidy up comments and format code

* vendor grpc, CRI APIs, update protobuf and tidy logging

* First commit of CRI provider. Vendor deps not included

* Tidy up comments and format code

* vendor grpc, CRI APIs, update protobuf and tidy logging

* Add README

* Fix errors in make test

vkubelet/provider.go

@@ -5,6 +5,7 @@ import (
 	"github.com/virtual-kubelet/virtual-kubelet/providers/azure"
 	"github.com/virtual-kubelet/virtual-kubelet/providers/hypersh"
 	"github.com/virtual-kubelet/virtual-kubelet/providers/web"
+	"github.com/virtual-kubelet/virtual-kubelet/providers/cri"
 	"k8s.io/api/core/v1"
 )
 
@@ -13,6 +14,7 @@ var _ Provider = (*aws.FargateProvider)(nil)
 var _ Provider = (*azure.ACIProvider)(nil)
 var _ Provider = (*hypersh.HyperProvider)(nil)
 var _ Provider = (*web.BrokerProvider)(nil)
+var _ Provider = (*cri.CRIProvider)(nil)
 
 // Provider contains the methods required to implement a virtual-kubelet provider.
 type Provider interface {

vkubelet/vkubelet.go

@@ -16,6 +16,7 @@ import (
 	"github.com/virtual-kubelet/virtual-kubelet/providers/hypersh"
 	"github.com/virtual-kubelet/virtual-kubelet/providers/mock"
 	"github.com/virtual-kubelet/virtual-kubelet/providers/web"
+	"github.com/virtual-kubelet/virtual-kubelet/providers/cri"
 	corev1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -99,6 +100,11 @@ func New(nodeName, operatingSystem, namespace, kubeConfig, taint, provider, prov
 		if err != nil {
 			return nil, err
 		}
+	case "cri":
+		p, err = cri.NewCRIProvider(nodeName, operatingSystem, internalIP, rm, daemonEndpointPort)
+		if err != nil {
+			return nil, err
+		}
 	default:
 		fmt.Printf("Provider '%s' is not supported\n", provider)
 	}