vendor: update buildkit to v0.20.0-rc1

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

vendor/github.com/moby/buildkit/client/llb/exec.go

@@ -60,6 +60,7 @@ type ExecOp struct {
 	isValidated bool
 	secrets     []SecretInfo
 	ssh         []SSHInfo
+	cdiDevices  []CDIDeviceInfo
 }
 
 func (e *ExecOp) AddMount(target string, source Output, opt ...MountOption) Output {
@@ -266,6 +267,7 @@ func (e *ExecOp) Marshal(ctx context.Context, c *Constraints) (digest.Digest, []
 		Network:  network,
 		Security: security,
 	}
+
 	if network != NetModeSandbox {
 		addCap(&e.constraints, pb.CapExecMetaNetwork)
 	}
@@ -321,6 +323,18 @@ func (e *ExecOp) Marshal(ctx context.Context, c *Constraints) (digest.Digest, []
 		addCap(&e.constraints, pb.CapExecMountSSH)
 	}
 
+	if len(e.cdiDevices) > 0 {
+		addCap(&e.constraints, pb.CapExecMetaCDI)
+		cd := make([]*pb.CDIDevice, len(e.cdiDevices))
+		for i, d := range e.cdiDevices {
+			cd[i] = &pb.CDIDevice{
+				Name:     d.Name,
+				Optional: d.Optional,
+			}
+		}
+		peo.CdiDevices = cd
+	}
+
 	if e.constraints.Platform == nil {
 		p, err := getPlatform(e.base)(ctx, c)
 		if err != nil {
@@ -624,6 +638,41 @@ func AddUlimit(name UlimitName, soft int64, hard int64) RunOption {
 	})
 }
 
+func AddCDIDevice(opts ...CDIDeviceOption) RunOption {
+	return runOptionFunc(func(ei *ExecInfo) {
+		c := &CDIDeviceInfo{}
+		for _, opt := range opts {
+			opt.SetCDIDeviceOption(c)
+		}
+		ei.CDIDevices = append(ei.CDIDevices, *c)
+	})
+}
+
+type CDIDeviceOption interface {
+	SetCDIDeviceOption(*CDIDeviceInfo)
+}
+
+type cdiDeviceOptionFunc func(*CDIDeviceInfo)
+
+func (fn cdiDeviceOptionFunc) SetCDIDeviceOption(ci *CDIDeviceInfo) {
+	fn(ci)
+}
+
+func CDIDeviceName(name string) CDIDeviceOption {
+	return cdiDeviceOptionFunc(func(ci *CDIDeviceInfo) {
+		ci.Name = name
+	})
+}
+
+var CDIDeviceOptional = cdiDeviceOptionFunc(func(ci *CDIDeviceInfo) {
+	ci.Optional = true
+})
+
+type CDIDeviceInfo struct {
+	Name     string
+	Optional bool
+}
+
 func ValidExitCodes(codes ...int) RunOption {
 	return runOptionFunc(func(ei *ExecInfo) {
 		ei.State = validExitCodes(codes...)(ei.State)
@@ -815,6 +864,7 @@ type ExecInfo struct {
 	ProxyEnv       *ProxyEnv
 	Secrets        []SecretInfo
 	SSH            []SSHInfo
+	CDIDevices     []CDIDeviceInfo
 }
 
 type MountInfo struct {