vendor: update buildkit to v0.16.0-rc1

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

vendor/github.com/moby/buildkit/util/appcontext/appcontext.go

@@ -38,7 +38,7 @@ func Context() context.Context {
 				err := errors.Errorf("got %d SIGTERM/SIGINTs, forcing shutdown", retries)
 				cancel(err)
 				if retries >= exitLimit {
-					bklog.G(ctx).Errorf(err.Error())
+					bklog.G(ctx).Error(err.Error())
 					os.Exit(1)
 				}
 			}

vendor/github.com/moby/buildkit/util/appdefaults/appdefaults_linux.go

@@ -0,0 +1,6 @@
+package appdefaults
+
+const (
+	Address         = "unix:///run/buildkit/buildkitd.sock"
+	traceSocketPath = "/run/buildkit/otel-grpc.sock"
+)

vendor/github.com/moby/buildkit/util/appdefaults/appdefaults_unix.go

@@ -10,7 +10,6 @@ import (
 )
 
 const (
-	Address              = "unix:///run/buildkit/buildkitd.sock"
 	Root                 = "/var/lib/buildkit"
 	ConfigDir            = "/etc/buildkit"
 	DefaultCNIBinDir     = "/opt/cni/bin"
@@ -82,5 +81,5 @@ func TraceSocketPath(inUserNS bool) string {
 			return filepath.Join(dirs[0], "buildkit", "otel-grpc.sock")
 		}
 	}
-	return "/run/buildkit/otel-grpc.sock"
+	return traceSocketPath
 }

vendor/github.com/moby/buildkit/util/appdefaults/appdefaults_unix_nolinux.go

@@ -0,0 +1,8 @@
+//go:build unix && !linux
+
+package appdefaults
+
+const (
+	Address         = "unix:///var/run/buildkit/buildkitd.sock"
+	traceSocketPath = "/var/run/buildkit/otel-grpc.sock"
+)

vendor/github.com/moby/buildkit/util/grpcerrors/grpcerrors.go

@@ -96,6 +96,9 @@ func withDetails(ctx context.Context, s *status.Status, details ...proto.Message
 
 func Code(err error) codes.Code {
 	if errdefs.IsInternal(err) {
+		if errdefs.IsResourceExhausted(err) {
+			return codes.ResourceExhausted
+		}
 		return codes.Internal
 	}
 

vendor/github.com/moby/buildkit/util/resolver/retryhandler/retry.go

@@ -64,7 +64,7 @@ func retryError(err error) bool {
 		return true
 	}
 	// catches TLS timeout or other network-related temporary errors
-	if ne := net.Error(nil); errors.As(err, &ne) && ne.Temporary() { //nolint:staticcheck // ignoring "SA1019: Temporary is deprecated", continue to propagate net.Error through the "temporary" status
+	if ne := net.Error(nil); errors.As(err, &ne) && ne.Temporary() { // ignoring "SA1019: Temporary is deprecated", continue to propagate net.Error through the "temporary" status
 		return true
 	}
 

vendor/github.com/moby/buildkit/util/stack/compress.go

@@ -0,0 +1,67 @@
+package stack
+
+import (
+	"slices"
+)
+
+func compressStacks(st []*Stack) []*Stack {
+	if len(st) == 0 {
+		return nil
+	}
+
+	slices.SortFunc(st, func(a, b *Stack) int {
+		return len(b.Frames) - len(a.Frames)
+	})
+
+	out := []*Stack{st[0]}
+
+loop0:
+	for _, st := range st[1:] {
+		maxIdx := -1
+		for _, prev := range out {
+			idx := subFrames(st.Frames, prev.Frames)
+			if idx == -1 {
+				continue
+			}
+			// full match, potentially skip all
+			if idx == len(st.Frames)-1 {
+				if st.Pid == prev.Pid && st.Version == prev.Version && slices.Compare(st.Cmdline, st.Cmdline) == 0 {
+					continue loop0
+				}
+			}
+			if idx > maxIdx {
+				maxIdx = idx
+			}
+		}
+
+		if maxIdx > 0 {
+			st.Frames = st.Frames[:len(st.Frames)-maxIdx]
+		}
+		out = append(out, st)
+	}
+
+	return out
+}
+
+func subFrames(a, b []*Frame) int {
+	idx := -1
+	i := len(a) - 1
+	j := len(b) - 1
+	for i >= 0 {
+		if j < 0 {
+			break
+		}
+		if a[i].Equal(b[j]) {
+			idx++
+			i--
+			j--
+		} else {
+			break
+		}
+	}
+	return idx
+}
+
+func (a *Frame) Equal(b *Frame) bool {
+	return a.File == b.File && a.Line == b.Line && a.Name == b.Name
+}

vendor/github.com/moby/buildkit/util/stack/stack.go

@@ -44,6 +44,10 @@ func Helper() {
 }
 
 func Traces(err error) []*Stack {
+	return compressStacks(traces(err))
+}
+
+func traces(err error) []*Stack {
 	var st []*Stack
 
 	switch e := err.(type) {

vendor/github.com/moby/buildkit/util/testutil/integration/run.go

@@ -220,7 +220,7 @@ func Run(t *testing.T, testCases []Test, opt ...TestOpt) {
 func getFunctionName(i interface{}) string {
 	fullname := runtime.FuncForPC(reflect.ValueOf(i).Pointer()).Name()
 	dot := strings.LastIndex(fullname, ".") + 1
-	return strings.Title(fullname[dot:]) //nolint:staticcheck // ignoring "SA1019: strings.Title is deprecated", as for our use we don't need full unicode support
+	return strings.Title(fullname[dot:]) // ignoring "SA1019: strings.Title is deprecated", as for our use we don't need full unicode support
 }
 
 var localImageCache map[string]map[string]struct{}

vendor/github.com/moby/buildkit/util/testutil/integration/sandbox.go

@@ -59,6 +59,8 @@ func (sb *sandbox) NewRegistry() (string, error) {
 
 func (sb *sandbox) Cmd(args ...string) *exec.Cmd {
 	if len(args) == 1 {
+		// \\ being stripped off for Windows paths, convert to unix style
+		args[0] = strings.ReplaceAll(args[0], "\\", "/")
 		if split, err := shlex.Split(args[0]); err == nil {
 			args = split
 		}
@@ -151,7 +153,7 @@ func FormatLogs(m map[string]*bytes.Buffer) string {
 func CheckFeatureCompat(t *testing.T, sb Sandbox, features map[string]struct{}, reason ...string) {
 	t.Helper()
 	if err := HasFeatureCompat(t, sb, features, reason...); err != nil {
-		t.Skipf(err.Error())
+		t.Skip(err.Error())
 	}
 }
 

vendor/github.com/moby/buildkit/util/testutil/integration/util_windows.go

@@ -16,6 +16,10 @@ var windowsImagesMirrorMap = map[string]string{
 	"nanoserver:latest": "mcr.microsoft.com/windows/nanoserver:ltsc2022",
 	"servercore:latest": "mcr.microsoft.com/windows/servercore:ltsc2022",
 	"busybox:latest":    "registry.k8s.io/e2e-test-images/busybox@sha256:6d854ffad9666d2041b879a1c128c9922d77faced7745ad676639b07111ab650",
+	// nanoserver with extra binaries, like fc.exe
+	// TODO(profnandaa): get an approved/compliant repo, placeholder for now
+	// see dockerfile here - https://github.com/microsoft/windows-container-tools/pull/178
+	"nanoserver:plus": "docker.io/wintools/nanoserver:ltsc2022",
 }
 
 // abstracted function to handle pipe dialing on windows.