update github.com/rootless-containers/rootlesskit to v2

Contains a breaking change but also besides this renovate is not able to
update the import paths so this needs to be done by hand.

Signed-off-by: Paul Holzinger <pholzing@redhat.com>

vendor/github.com/rootless-containers/rootlesskit/v2/pkg/api/api.go

@@ -8,11 +8,6 @@ const (
 	Version = "1.1.1"
 )
 
-// ErrorJSON is returned with "application/json" content type and non-2XX status code
-type ErrorJSON struct {
-	Message string `json:"message"`
-}
-
 // Info is the structure returned by `GET /info`
 type Info struct {
 	APIVersion    string             `json:"apiVersion"` // REST API version

vendor/github.com/rootless-containers/rootlesskit/v2/pkg/lowlevelmsgutil/lowlevelmsgutil.go

@@ -1,5 +1,5 @@
-// Package msgutil provides utility for JSON message with uint32le header
-package msgutil
+// Package lowlevelmsgutil provides utility for JSON message with uint32le header
+package lowlevelmsgutil
 
 import (
 	"bytes"

vendor/github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/builtin.go

@@ -3,9 +3,9 @@ package builtin
 import (
 	"io"
 
-	"github.com/rootless-containers/rootlesskit/pkg/port"
-	"github.com/rootless-containers/rootlesskit/pkg/port/builtin/child"
-	"github.com/rootless-containers/rootlesskit/pkg/port/builtin/parent"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/child"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/parent"
 )
 
 var (

vendor/github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/child/child.go

@@ -11,10 +11,11 @@ import (
 
 	"golang.org/x/sys/unix"
 
-	"github.com/rootless-containers/rootlesskit/pkg/msgutil"
-	"github.com/rootless-containers/rootlesskit/pkg/port"
-	"github.com/rootless-containers/rootlesskit/pkg/port/builtin/msg"
-	opaquepkg "github.com/rootless-containers/rootlesskit/pkg/port/builtin/opaque"
+	"github.com/containernetworking/plugins/pkg/ns"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/lowlevelmsgutil"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/msg"
+	opaquepkg "github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/opaque"
 )
 
 func NewDriver(logWriter io.Writer) port.ChildDriver {
@@ -27,7 +28,7 @@ type childDriver struct {
 	logWriter io.Writer
 }
 
-func (d *childDriver) RunChildDriver(opaque map[string]string, quit <-chan struct{}) error {
+func (d *childDriver) RunChildDriver(opaque map[string]string, quit <-chan struct{}, detachedNetNSPath string) error {
 	socketPath := opaque[opaquepkg.SocketPath]
 	if socketPath == "" {
 		return errors.New("socket path not set")
@@ -68,34 +69,40 @@ func (d *childDriver) RunChildDriver(opaque map[string]string, quit <-chan struc
 			return err
 		}
 		go func() {
-			if rerr := d.routine(c); rerr != nil {
+			if rerr := d.routine(c, detachedNetNSPath); rerr != nil {
 				rep := msg.Reply{
 					Error: rerr.Error(),
 				}
-				msgutil.MarshalToWriter(c, &rep)
+				lowlevelmsgutil.MarshalToWriter(c, &rep)
 			}
 			c.Close()
 		}()
 	}
 }
 
-func (d *childDriver) routine(c *net.UnixConn) error {
+func (d *childDriver) routine(c *net.UnixConn, detachedNetNSPath string) error {
 	var req msg.Request
-	if _, err := msgutil.UnmarshalFromReader(c, &req); err != nil {
+	if _, err := lowlevelmsgutil.UnmarshalFromReader(c, &req); err != nil {
 		return err
 	}
 	switch req.Type {
 	case msg.RequestTypeInit:
 		return d.handleConnectInit(c, &req)
 	case msg.RequestTypeConnect:
-		return d.handleConnectRequest(c, &req)
+		if detachedNetNSPath == "" {
+			return d.handleConnectRequest(c, &req)
+		} else {
+			return ns.WithNetNSPath(detachedNetNSPath, func(_ ns.NetNS) error {
+				return d.handleConnectRequest(c, &req)
+			})
+		}
 	default:
 		return fmt.Errorf("unknown request type %q", req.Type)
 	}
 }
 
 func (d *childDriver) handleConnectInit(c *net.UnixConn, req *msg.Request) error {
-	_, err := msgutil.MarshalToWriter(c, nil)
+	_, err := lowlevelmsgutil.MarshalToWriter(c, nil)
 	return err
 }
 

vendor/github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/msg/msg.go

@@ -8,8 +8,8 @@ import (
 
 	"golang.org/x/sys/unix"
 
-	"github.com/rootless-containers/rootlesskit/pkg/msgutil"
-	"github.com/rootless-containers/rootlesskit/pkg/port"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/lowlevelmsgutil"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port"
 )
 
 const (
@@ -35,14 +35,14 @@ func Initiate(c *net.UnixConn) error {
 	req := Request{
 		Type: RequestTypeInit,
 	}
-	if _, err := msgutil.MarshalToWriter(c, &req); err != nil {
+	if _, err := lowlevelmsgutil.MarshalToWriter(c, &req); err != nil {
 		return err
 	}
 	if err := c.CloseWrite(); err != nil {
 		return err
 	}
 	var rep Reply
-	if _, err := msgutil.UnmarshalFromReader(c, &rep); err != nil {
+	if _, err := lowlevelmsgutil.UnmarshalFromReader(c, &rep); err != nil {
 		return err
 	}
 	return c.CloseRead()
@@ -57,7 +57,7 @@ func ConnectToChild(c *net.UnixConn, spec port.Spec) (int, error) {
 		Port:  spec.ChildPort,
 		IP:    spec.ChildIP,
 	}
-	if _, err := msgutil.MarshalToWriter(c, &req); err != nil {
+	if _, err := lowlevelmsgutil.MarshalToWriter(c, &req); err != nil {
 		return 0, err
 	}
 	if err := c.CloseWrite(); err != nil {

vendor/github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/parent/parent.go

@@ -14,13 +14,13 @@ import (
 	"syscall"
 	"time"
 
-	"github.com/rootless-containers/rootlesskit/pkg/api"
-	"github.com/rootless-containers/rootlesskit/pkg/port"
-	"github.com/rootless-containers/rootlesskit/pkg/port/builtin/msg"
-	"github.com/rootless-containers/rootlesskit/pkg/port/builtin/opaque"
-	"github.com/rootless-containers/rootlesskit/pkg/port/builtin/parent/tcp"
-	"github.com/rootless-containers/rootlesskit/pkg/port/builtin/parent/udp"
-	"github.com/rootless-containers/rootlesskit/pkg/port/portutil"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/api"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/msg"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/opaque"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/parent/tcp"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/parent/udp"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/portutil"
 )
 
 // NewDriver for builtin driver.

vendor/github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/parent/tcp/tcp.go

@@ -8,8 +8,8 @@ import (
 	"strconv"
 	"sync"
 
-	"github.com/rootless-containers/rootlesskit/pkg/port"
-	"github.com/rootless-containers/rootlesskit/pkg/port/builtin/msg"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/msg"
 )
 
 func Run(socketPath string, spec port.Spec, stopCh <-chan struct{}, stoppedCh chan error, logWriter io.Writer) error {

vendor/github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/parent/udp/udp.go

@@ -7,9 +7,9 @@ import (
 	"os"
 	"strconv"
 
-	"github.com/rootless-containers/rootlesskit/pkg/port"
-	"github.com/rootless-containers/rootlesskit/pkg/port/builtin/msg"
-	"github.com/rootless-containers/rootlesskit/pkg/port/builtin/parent/udp/udpproxy"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/msg"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port/builtin/parent/udp/udpproxy"
 )
 
 func Run(socketPath string, spec port.Spec, stopCh <-chan struct{}, stoppedCh chan error, logWriter io.Writer) error {

vendor/github.com/rootless-containers/rootlesskit/v2/pkg/port/port.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"net"
 
-	"github.com/rootless-containers/rootlesskit/pkg/api"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/api"
 )
 
 type Spec struct {
@@ -35,8 +35,6 @@ type Manager interface {
 
 // ChildContext is used for RunParentDriver
 type ChildContext struct {
-	// PID of the child, can be used for ns-entering to the child namespaces.
-	PID int
 	// IP of the tap device
 	IP net.IP
 }
@@ -57,5 +55,6 @@ type ParentDriver interface {
 }
 
 type ChildDriver interface {
-	RunChildDriver(opaque map[string]string, quit <-chan struct{}) error
+	// RunChildDriver is executed in the child's namespaces, excluding detached-netns.
+	RunChildDriver(opaque map[string]string, quit <-chan struct{}, detachedNetNSPath string) error
 }

vendor/github.com/rootless-containers/rootlesskit/v2/pkg/port/portutil/portutil.go

@@ -7,7 +7,7 @@ import (
 	"strings"
 	"text/scanner"
 
-	"github.com/rootless-containers/rootlesskit/pkg/port"
+	"github.com/rootless-containers/rootlesskit/v2/pkg/port"
 )
 
 // ParsePortSpec parses a Docker-like representation of PortSpec, but with
@@ -16,13 +16,13 @@ import (
 //
 // Format is as follows:
 //
-//     <parent IP>:<parent port>[:<child IP>]:<child port>/<proto>
+//	<parent IP>:<parent port>[:<child IP>]:<child port>/<proto>
 //
 // Note that (child IP being optional) the format can either contain 5 or 4
 // components. When using IPv6 IP addresses, addresses must use square brackets
 // to prevent the colons being mistaken for delimiters. For example:
 //
-//     [::1]:8080:[::2]:80/udp
+//	[::1]:8080:[::2]:80/udp
 func ParsePortSpec(portSpec string) (*port.Spec, error) {
 	const (
 		parentIP   = iota