vendor: update buildkit to v0.19.0-rc1

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

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

@@ -16,7 +16,6 @@ import (
 // For example, after marshalling a LLB state and sending over the wire, the
 // LLB state can be reconstructed from the definition.
 type DefinitionOp struct {
-	MarshalCache
 	mu         sync.Mutex
 	ops        map[digest.Digest]*pb.Op
 	defs       map[digest.Digest][]byte

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

@@ -8,7 +8,7 @@ import (
 )
 
 type DiffOp struct {
-	MarshalCache
+	cache       MarshalCache
 	lower       Output
 	upper       Output
 	output      Output
@@ -31,7 +31,10 @@ func (m *DiffOp) Validate(ctx context.Context, constraints *Constraints) error {
 }
 
 func (m *DiffOp) Marshal(ctx context.Context, constraints *Constraints) (digest.Digest, []byte, *pb.OpMetadata, []*SourceLocation, error) {
-	if dgst, dt, md, srcs, err := m.Load(constraints); err == nil {
+	cache := m.cache.Acquire()
+	defer cache.Release()
+
+	if dgst, dt, md, srcs, err := cache.Load(constraints); err == nil {
 		return dgst, dt, md, srcs, nil
 	}
 	if err := m.Validate(ctx, constraints); err != nil {
@@ -72,7 +75,7 @@ func (m *DiffOp) Marshal(ctx context.Context, constraints *Constraints) (digest.
 		return "", nil, nil, nil, err
 	}
 
-	return m.Store(dt, md, m.constraints.SourceLocations, constraints)
+	return cache.Store(dt, md, m.constraints.SourceLocations, constraints)
 }
 
 func (m *DiffOp) Output() Output {

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

@@ -51,7 +51,7 @@ type mount struct {
 }
 
 type ExecOp struct {
-	MarshalCache
+	cache       MarshalCache
 	proxyEnv    *ProxyEnv
 	root        Output
 	mounts      []*mount
@@ -63,6 +63,9 @@ type ExecOp struct {
 }
 
 func (e *ExecOp) AddMount(target string, source Output, opt ...MountOption) Output {
+	cache := e.cache.Acquire()
+	defer cache.Release()
+
 	m := &mount{
 		target: target,
 		source: source,
@@ -84,7 +87,7 @@ func (e *ExecOp) AddMount(target string, source Output, opt ...MountOption) Outp
 		}
 		m.output = o
 	}
-	e.Store(nil, nil, nil, nil)
+	cache.Store(nil, nil, nil, nil)
 	e.isValidated = false
 	return m.output
 }
@@ -128,7 +131,10 @@ func (e *ExecOp) Validate(ctx context.Context, c *Constraints) error {
 }
 
 func (e *ExecOp) Marshal(ctx context.Context, c *Constraints) (digest.Digest, []byte, *pb.OpMetadata, []*SourceLocation, error) {
-	if dgst, dt, md, srcs, err := e.Load(c); err == nil {
+	cache := e.cache.Acquire()
+	defer cache.Release()
+
+	if dgst, dt, md, srcs, err := cache.Load(c); err == nil {
 		return dgst, dt, md, srcs, nil
 	}
 
@@ -446,7 +452,7 @@ func (e *ExecOp) Marshal(ctx context.Context, c *Constraints) (digest.Digest, []
 	if err != nil {
 		return "", nil, nil, nil, err
 	}
-	return e.Store(dt, md, e.constraints.SourceLocations, c)
+	return cache.Store(dt, md, e.constraints.SourceLocations, c)
 }
 
 func (e *ExecOp) Output() Output {

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

@@ -85,6 +85,13 @@ func (fa *FileAction) Mkfile(p string, m os.FileMode, dt []byte, opt ...MkfileOp
 	return a
 }
 
+// Symlink creates a symlink at `newpath` that points to `oldpath`
+func (fa *FileAction) Symlink(oldpath, newpath string, opt ...SymlinkOption) *FileAction {
+	a := Symlink(oldpath, newpath, opt...)
+	a.prev = fa
+	return a
+}
+
 func (fa *FileAction) Rm(p string, opt ...RmOption) *FileAction {
 	a := Rm(p, opt...)
 	a.prev = fa
@@ -193,6 +200,7 @@ type ChownOption interface {
 	MkdirOption
 	MkfileOption
 	CopyOption
+	SymlinkOption
 }
 
 type mkdirOptionFunc func(*MkdirInfo)
@@ -290,6 +298,10 @@ func (co ChownOpt) SetCopyOption(mi *CopyInfo) {
 	mi.ChownOpt = &co
 }
 
+func (co ChownOpt) SetSymlinkOption(si *SymlinkInfo) {
+	si.ChownOpt = &co
+}
+
 func (co *ChownOpt) marshal(base pb.InputIndex) *pb.ChownOpt {
 	if co == nil {
 		return nil
@@ -337,6 +349,57 @@ func Mkfile(p string, m os.FileMode, dt []byte, opts ...MkfileOption) *FileActio
 	}
 }
 
+// SymlinkInfo is the modifiable options used to create symlinks
+type SymlinkInfo struct {
+	ChownOpt    *ChownOpt
+	CreatedTime *time.Time
+}
+
+func (si *SymlinkInfo) SetSymlinkOption(si2 *SymlinkInfo) {
+	*si2 = *si
+}
+
+type SymlinkOption interface {
+	SetSymlinkOption(*SymlinkInfo)
+}
+
+// Symlink creates a symlink at `newpath` that points to `oldpath`
+func Symlink(oldpath, newpath string, opts ...SymlinkOption) *FileAction {
+	var si SymlinkInfo
+	for _, o := range opts {
+		o.SetSymlinkOption(&si)
+	}
+
+	return &FileAction{
+		action: &fileActionSymlink{
+			oldpath: oldpath,
+			newpath: newpath,
+			info:    si,
+		},
+	}
+}
+
+type fileActionSymlink struct {
+	oldpath string
+	newpath string
+	info    SymlinkInfo
+}
+
+func (s *fileActionSymlink) addCaps(f *FileOp) {
+	addCap(&f.constraints, pb.CapFileSymlinkCreate)
+}
+
+func (s *fileActionSymlink) toProtoAction(_ context.Context, _ string, base pb.InputIndex) (pb.IsFileAction, error) {
+	return &pb.FileAction_Symlink{
+		Symlink: &pb.FileActionSymlink{
+			Oldpath:   s.oldpath,
+			Newpath:   s.newpath,
+			Owner:     s.info.ChownOpt.marshal(base),
+			Timestamp: marshalTime(s.info.CreatedTime),
+		},
+	}, nil
+}
+
 type MkfileOption interface {
 	SetMkfileOption(*MkfileInfo)
 }
@@ -606,6 +669,10 @@ func (c CreatedTime) SetMkfileOption(mi *MkfileInfo) {
 	mi.CreatedTime = (*time.Time)(&c)
 }
 
+func (c CreatedTime) SetSymlinkOption(si *SymlinkInfo) {
+	si.CreatedTime = (*time.Time)(&c)
+}
+
 func (c CreatedTime) SetCopyOption(mi *CopyInfo) {
 	mi.CreatedTime = (*time.Time)(&c)
 }
@@ -746,7 +813,10 @@ func (ms *marshalState) add(fa *FileAction, c *Constraints) (*fileActionState, e
 }
 
 func (f *FileOp) Marshal(ctx context.Context, c *Constraints) (digest.Digest, []byte, *pb.OpMetadata, []*SourceLocation, error) {
-	if dgst, dt, md, srcs, err := f.Load(c); err == nil {
+	cache := f.Acquire()
+	defer cache.Release()
+
+	if dgst, dt, md, srcs, err := cache.Load(c); err == nil {
 		return dgst, dt, md, srcs, nil
 	}
 
@@ -816,7 +886,7 @@ func (f *FileOp) Marshal(ctx context.Context, c *Constraints) (digest.Digest, []
 	if err != nil {
 		return "", nil, nil, nil, err
 	}
-	return f.Store(dt, md, f.constraints.SourceLocations, c)
+	return cache.Store(dt, md, f.constraints.SourceLocations, c)
 }
 
 func normalizePath(parent, p string, keepSlash bool) string {

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

@@ -117,30 +117,45 @@ func MarshalConstraints(base, override *Constraints) (*pb.Op, *pb.OpMetadata) {
 }
 
 type MarshalCache struct {
-	cache sync.Map
+	mu    sync.Mutex
+	cache map[*Constraints]*marshalCacheResult
 }
 
-func (mc *MarshalCache) Load(c *Constraints) (digest.Digest, []byte, *pb.OpMetadata, []*SourceLocation, error) {
-	v, ok := mc.cache.Load(c)
+type MarshalCacheInstance struct {
+	*MarshalCache
+}
+
+func (mc *MarshalCache) Acquire() *MarshalCacheInstance {
+	mc.mu.Lock()
+	return &MarshalCacheInstance{mc}
+}
+
+func (mc *MarshalCacheInstance) Load(c *Constraints) (digest.Digest, []byte, *pb.OpMetadata, []*SourceLocation, error) {
+	res, ok := mc.cache[c]
 	if !ok {
 		return "", nil, nil, nil, cerrdefs.ErrNotFound
 	}
-
-	res := v.(*marshalCacheResult)
 	return res.digest, res.dt, res.md, res.srcs, nil
 }
 
-func (mc *MarshalCache) Store(dt []byte, md *pb.OpMetadata, srcs []*SourceLocation, c *Constraints) (digest.Digest, []byte, *pb.OpMetadata, []*SourceLocation, error) {
+func (mc *MarshalCacheInstance) Store(dt []byte, md *pb.OpMetadata, srcs []*SourceLocation, c *Constraints) (digest.Digest, []byte, *pb.OpMetadata, []*SourceLocation, error) {
 	res := &marshalCacheResult{
 		digest: digest.FromBytes(dt),
 		dt:     dt,
 		md:     md,
 		srcs:   srcs,
 	}
-	mc.cache.Store(c, res)
+	if mc.cache == nil {
+		mc.cache = make(map[*Constraints]*marshalCacheResult)
+	}
+	mc.cache[c] = res
 	return res.digest, res.dt, res.md, res.srcs, nil
 }
 
+func (mc *MarshalCacheInstance) Release() {
+	mc.mu.Unlock()
+}
+
 type marshalCacheResult struct {
 	digest digest.Digest
 	dt     []byte

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

@@ -9,7 +9,7 @@ import (
 )
 
 type MergeOp struct {
-	MarshalCache
+	cache       MarshalCache
 	inputs      []Output
 	output      Output
 	constraints Constraints
@@ -32,7 +32,10 @@ func (m *MergeOp) Validate(ctx context.Context, constraints *Constraints) error
 }
 
 func (m *MergeOp) Marshal(ctx context.Context, constraints *Constraints) (digest.Digest, []byte, *pb.OpMetadata, []*SourceLocation, error) {
-	if dgst, dt, md, srcs, err := m.Load(constraints); err == nil {
+	cache := m.cache.Acquire()
+	defer cache.Release()
+
+	if dgst, dt, md, srcs, err := cache.Load(constraints); err == nil {
 		return dgst, dt, md, srcs, nil
 	}
 
@@ -59,7 +62,7 @@ func (m *MergeOp) Marshal(ctx context.Context, constraints *Constraints) (digest
 		return "", nil, nil, nil, err
 	}
 
-	return m.Store(dt, md, m.constraints.SourceLocations, constraints)
+	return cache.Store(dt, md, m.constraints.SourceLocations, constraints)
 }
 
 func (m *MergeOp) Output() Output {

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

@@ -20,7 +20,7 @@ import (
 )
 
 type SourceOp struct {
-	MarshalCache
+	cache       MarshalCache
 	id          string
 	attrs       map[string]string
 	output      Output
@@ -49,7 +49,10 @@ func (s *SourceOp) Validate(ctx context.Context, c *Constraints) error {
 }
 
 func (s *SourceOp) Marshal(ctx context.Context, constraints *Constraints) (digest.Digest, []byte, *pb.OpMetadata, []*SourceLocation, error) {
-	if dgst, dt, md, srcs, err := s.Load(constraints); err == nil {
+	cache := s.cache.Acquire()
+	defer cache.Release()
+
+	if dgst, dt, md, srcs, err := cache.Load(constraints); err == nil {
 		return dgst, dt, md, srcs, nil
 	}
 
@@ -82,7 +85,7 @@ func (s *SourceOp) Marshal(ctx context.Context, constraints *Constraints) (diges
 		return "", nil, nil, nil, err
 	}
 
-	return s.Store(dt, md, s.constraints.SourceLocations, constraints)
+	return cache.Store(dt, md, s.constraints.SourceLocations, constraints)
 }
 
 func (s *SourceOp) Output() Output {