vendor: add buildkit

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

vendor/github.com/moby/buildkit/client/build.go

@@ -0,0 +1,105 @@
+package client
+
+import (
+	"context"
+
+	"github.com/moby/buildkit/client/buildid"
+	gateway "github.com/moby/buildkit/frontend/gateway/client"
+	"github.com/moby/buildkit/frontend/gateway/grpcclient"
+	gatewayapi "github.com/moby/buildkit/frontend/gateway/pb"
+	"github.com/moby/buildkit/session"
+	"github.com/moby/buildkit/util/apicaps"
+	"github.com/pkg/errors"
+	"google.golang.org/grpc"
+)
+
+func (c *Client) Build(ctx context.Context, opt SolveOpt, product string, buildFunc gateway.BuildFunc, statusChan chan *SolveStatus) (*SolveResponse, error) {
+	defer func() {
+		if statusChan != nil {
+			close(statusChan)
+		}
+	}()
+
+	if opt.Frontend != "" {
+		return nil, errors.New("invalid SolveOpt, Build interface cannot use Frontend")
+	}
+
+	if product == "" {
+		product = apicaps.ExportedProduct
+	}
+
+	feOpts := opt.FrontendAttrs
+	opt.FrontendAttrs = nil
+
+	workers, err := c.ListWorkers(ctx)
+	if err != nil {
+		return nil, errors.Wrap(err, "listing workers for Build")
+	}
+	var gworkers []gateway.WorkerInfo
+	for _, w := range workers {
+		gworkers = append(gworkers, gateway.WorkerInfo{
+			ID:        w.ID,
+			Labels:    w.Labels,
+			Platforms: w.Platforms,
+		})
+	}
+
+	cb := func(ref string, s *session.Session) error {
+		g, err := grpcclient.New(ctx, feOpts, s.ID(), product, c.gatewayClientForBuild(ref), gworkers)
+		if err != nil {
+			return err
+		}
+
+		if err := g.Run(ctx, buildFunc); err != nil {
+			return errors.Wrap(err, "failed to run Build function")
+		}
+		return nil
+	}
+
+	return c.solve(ctx, nil, cb, opt, statusChan)
+}
+
+func (c *Client) gatewayClientForBuild(buildid string) gatewayapi.LLBBridgeClient {
+	g := gatewayapi.NewLLBBridgeClient(c.conn)
+	return &gatewayClientForBuild{g, buildid}
+}
+
+type gatewayClientForBuild struct {
+	gateway gatewayapi.LLBBridgeClient
+	buildID string
+}
+
+func (g *gatewayClientForBuild) ResolveImageConfig(ctx context.Context, in *gatewayapi.ResolveImageConfigRequest, opts ...grpc.CallOption) (*gatewayapi.ResolveImageConfigResponse, error) {
+	ctx = buildid.AppendToOutgoingContext(ctx, g.buildID)
+	return g.gateway.ResolveImageConfig(ctx, in, opts...)
+}
+
+func (g *gatewayClientForBuild) Solve(ctx context.Context, in *gatewayapi.SolveRequest, opts ...grpc.CallOption) (*gatewayapi.SolveResponse, error) {
+	ctx = buildid.AppendToOutgoingContext(ctx, g.buildID)
+	return g.gateway.Solve(ctx, in, opts...)
+}
+
+func (g *gatewayClientForBuild) ReadFile(ctx context.Context, in *gatewayapi.ReadFileRequest, opts ...grpc.CallOption) (*gatewayapi.ReadFileResponse, error) {
+	ctx = buildid.AppendToOutgoingContext(ctx, g.buildID)
+	return g.gateway.ReadFile(ctx, in, opts...)
+}
+
+func (g *gatewayClientForBuild) ReadDir(ctx context.Context, in *gatewayapi.ReadDirRequest, opts ...grpc.CallOption) (*gatewayapi.ReadDirResponse, error) {
+	ctx = buildid.AppendToOutgoingContext(ctx, g.buildID)
+	return g.gateway.ReadDir(ctx, in, opts...)
+}
+
+func (g *gatewayClientForBuild) StatFile(ctx context.Context, in *gatewayapi.StatFileRequest, opts ...grpc.CallOption) (*gatewayapi.StatFileResponse, error) {
+	ctx = buildid.AppendToOutgoingContext(ctx, g.buildID)
+	return g.gateway.StatFile(ctx, in, opts...)
+}
+
+func (g *gatewayClientForBuild) Ping(ctx context.Context, in *gatewayapi.PingRequest, opts ...grpc.CallOption) (*gatewayapi.PongResponse, error) {
+	ctx = buildid.AppendToOutgoingContext(ctx, g.buildID)
+	return g.gateway.Ping(ctx, in, opts...)
+}
+
+func (g *gatewayClientForBuild) Return(ctx context.Context, in *gatewayapi.ReturnRequest, opts ...grpc.CallOption) (*gatewayapi.ReturnResponse, error) {
+	ctx = buildid.AppendToOutgoingContext(ctx, g.buildID)
+	return g.gateway.Return(ctx, in, opts...)
+}