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package build
import (
"context"
"fmt"
"testing"
"time"
"github.com/docker/docker/client/buildkit"
"github.com/docker/docker/testutil"
moby_buildkit_v1 "github.com/moby/buildkit/api/services/control"
"github.com/moby/buildkit/client"
"github.com/moby/buildkit/client/llb"
"github.com/moby/buildkit/util/progress/progressui"
sdktrace "go.opentelemetry.io/otel/sdk/trace"
"golang.org/x/sync/errgroup"
"gotest.tools/v3/assert"
"gotest.tools/v3/poll"
"gotest.tools/v3/skip"
)
type testWriter struct {
*testing.T
}
func (t *testWriter) Write(p []byte) (int, error) {
t.Log(string(p))
return len(p), nil
}
func TestBuildkitHistoryTracePropagation(t *testing.T) {
skip.If(t, testEnv.DaemonInfo.OSType == "windows", "buildkit is not supported on Windows")
ctx := testutil.StartSpan(baseContext, t)
opts := buildkit.ClientOpts(testEnv.APIClient())
bc, err := client.New(ctx, "", opts...)
assert.NilError(t, err)
defer bc.Close()
def, err := llb.Scratch().Marshal(ctx)
assert.NilError(t, err)
eg, ctxGo := errgroup.WithContext(ctx)
ch := make(chan *client.SolveStatus)
ctxHistory, cancel := context.WithCancel(ctx)
defer cancel()
sub, err := bc.ControlClient().ListenBuildHistory(ctxHistory, &moby_buildkit_v1.BuildHistoryRequest{ActiveOnly: true})
assert.NilError(t, err)
sub.CloseSend()
defer func() {
cancel()
<-sub.Context().Done()
}()
d, err := progressui.NewDisplay(&testWriter{t}, progressui.AutoMode, progressui.WithPhase("test"))
assert.NilError(t, err)
eg.Go(func() error {
_, err := d.UpdateFrom(ctxGo, ch)
return err
})
eg.Go(func() error {
_, err := bc.Solve(ctxGo, def, client.SolveOpt{}, ch)
return err
})
assert.NilError(t, eg.Wait())
he, err := sub.Recv()
assert.NilError(t, err)
assert.Assert(t, he != nil)
cancel()
// Traces for history records are recorded asynchronously, so we need to wait for it to be available.
if he.Record.Trace != nil {
return
}
tp := sdktrace.NewTracerProvider()
// Split this into a new span so it doesn't clutter up the trace reporting GUI.
ctx, span := tp.Tracer("").Start(ctx, "Wait for trace to propagate to history record")
defer span.End()
t.Log("Waiting for trace to be available")
poll.WaitOn(t, func(logger poll.LogT) poll.Result {
ctx, cancel := context.WithCancel(ctx)
defer cancel()
sub, err := bc.ControlClient().ListenBuildHistory(ctx, &moby_buildkit_v1.BuildHistoryRequest{Ref: he.Record.Ref})
if err != nil {
return poll.Error(err)
}
sub.CloseSend()
defer func() {
cancel()
<-sub.Context().Done()
}()
msg, err := sub.Recv()
if err != nil {
return poll.Error(err)
}
if msg.Record.Ref != he.Record.Ref {
return poll.Error(fmt.Errorf("got incorrect history record"))
}
if msg.Record.Trace != nil {
return poll.Success()
}
return poll.Continue("trace not available yet")
}, poll.WithDelay(time.Second), poll.WithTimeout(30*time.Second))
}
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