Migrate current TOML code to github.com/pelletier/go-toml

Signed-off-by: Maksym Pavlenko <pavlenko.maksym@gmail.com>

pkg/cri/config/config.go

@@ -21,9 +21,9 @@ import (
 	"net/url"
 	"time"
 
-	"github.com/BurntSushi/toml"
 	"github.com/containerd/containerd/log"
 	"github.com/containerd/containerd/plugin"
+	"github.com/pelletier/go-toml"
 	"github.com/pkg/errors"
 )
 
@@ -49,7 +49,7 @@ type Runtime struct {
 	Root string `toml:"runtime_root" json:"runtimeRoot"`
 	// Options are config options for the runtime. If options is loaded
 	// from toml config, it will be toml.Primitive.
-	Options *toml.Primitive `toml:"options" json:"options"`
+	Options *toml.Tree `toml:"options" json:"options"`
 	// PrivilegedWithoutHostDevices overloads the default behaviour for adding host devices to the
 	// runtime spec when the container is privileged. Defaults to false.
 	PrivilegedWithoutHostDevices bool `toml:"privileged_without_host_devices" json:"privileged_without_host_devices"`

pkg/cri/config/config_unix.go

@@ -19,7 +19,6 @@
 package config
 
 import (
-	"github.com/BurntSushi/toml"
 	"github.com/containerd/containerd"
 	"github.com/containerd/containerd/pkg/cri/streaming"
 )
@@ -39,8 +38,7 @@ func DefaultConfig() PluginConfig {
 			NoPivot:            false,
 			Runtimes: map[string]Runtime{
 				"runc": {
-					Type:    "io.containerd.runc.v2",
-					Options: new(toml.Primitive),
+					Type: "io.containerd.runc.v2",
 				},
 			},
 			DisableSnapshotAnnotations: true,