Move unix specific logic into _unix.go

Signed-off-by: Lantao Liu <lantaol@google.com>

pkg/config/config.go

@@ -21,11 +21,9 @@ import (
 	"time"
 
 	"github.com/BurntSushi/toml"
-	"github.com/containerd/containerd"
 	"github.com/containerd/containerd/log"
 	"github.com/containerd/containerd/plugin"
 	"github.com/pkg/errors"
-	"k8s.io/kubernetes/pkg/kubelet/server/streaming"
 )
 
 // Runtime struct to contain the type(ID), engine, and root variables for a default runtime
@@ -227,51 +225,6 @@ type Config struct {
 	StateDir string `json:"stateDir"`
 }
 
-// DefaultConfig returns default configurations of cri plugin.
-func DefaultConfig() PluginConfig {
-	return PluginConfig{
-		CniConfig: CniConfig{
-			NetworkPluginBinDir:       "/opt/cni/bin",
-			NetworkPluginConfDir:      "/etc/cni/net.d",
-			NetworkPluginMaxConfNum:   1, // only one CNI plugin config file will be loaded
-			NetworkPluginConfTemplate: "",
-		},
-		ContainerdConfig: ContainerdConfig{
-			Snapshotter:        containerd.DefaultSnapshotter,
-			DefaultRuntimeName: "runc",
-			NoPivot:            false,
-			Runtimes: map[string]Runtime{
-				"runc": {
-					Type: "io.containerd.runc.v1",
-				},
-			},
-		},
-		DisableTCPService:   true,
-		StreamServerAddress: "127.0.0.1",
-		StreamServerPort:    "0",
-		StreamIdleTimeout:   streaming.DefaultConfig.StreamIdleTimeout.String(), // 4 hour
-		EnableSelinux:       false,
-		EnableTLSStreaming:  false,
-		X509KeyPairStreaming: X509KeyPairStreaming{
-			TLSKeyFile:  "",
-			TLSCertFile: "",
-		},
-		SandboxImage:            "k8s.gcr.io/pause:3.1",
-		StatsCollectPeriod:      10,
-		SystemdCgroup:           false,
-		MaxContainerLogLineSize: 16 * 1024,
-		Registry: Registry{
-			Mirrors: map[string]Mirror{
-				"docker.io": {
-					Endpoints: []string{"https://registry-1.docker.io"},
-				},
-			},
-		},
-		MaxConcurrentDownloads: 3,
-		DisableProcMount:       false,
-	}
-}
-
 const (
 	// RuntimeUntrusted is the implicit runtime defined for ContainerdConfig.UntrustedWorkloadRuntime
 	RuntimeUntrusted = "untrusted"