feat: refactor to ymsctl & yms-daemon

internal/containerengine/engine.go

@@ -79,6 +79,7 @@ type Engine interface {
 	InspectImage(context.Context, string) (Image, error)
 	CreateContainer(context.Context, ContainerSpec) (Container, error)
 	StartContainer(context.Context, string) error
+	ContainerLogs(context.Context, string) (io.ReadCloser, error)
 	StopContainer(context.Context, string) error
 	InspectContainer(context.Context, string) (Container, error)
 	RemoveContainer(context.Context, string, bool) error

internal/containerengine/moby.go

@@ -1,6 +1,7 @@
 package containerengine
 
 import (
+	"bytes"
 	"context"
 	"encoding/json"
 	"errors"
@@ -8,6 +9,7 @@ import (
 	"io"
 
 	cerrdefs "github.com/containerd/errdefs"
+	"github.com/moby/moby/api/pkg/stdcopy"
 	"github.com/moby/moby/api/types/container"
 	"github.com/moby/moby/api/types/jsonstream"
 	"github.com/moby/moby/api/types/mount"
@@ -148,6 +150,19 @@ func (e *MobyEngine) StartContainer(ctx context.Context, idOrName string) error
 	return nil
 }
 
+func (e *MobyEngine) ContainerLogs(ctx context.Context, idOrName string) (io.ReadCloser, error) {
+	stream, err := e.client.ContainerLogs(ctx, idOrName, client.ContainerLogsOptions{ShowStdout: true, ShowStderr: true, Tail: "all"})
+	if err != nil {
+		return nil, engineError("read container logs", err)
+	}
+	defer stream.Close()
+	var output bytes.Buffer
+	if _, err := stdcopy.StdCopy(&output, &output, stream); err != nil {
+		return nil, fmt.Errorf("decode container logs: %w", err)
+	}
+	return io.NopCloser(bytes.NewReader(output.Bytes())), nil
+}
+
 func (e *MobyEngine) StopContainer(ctx context.Context, idOrName string) error {
 	if _, err := e.client.ContainerStop(ctx, idOrName, client.ContainerStopOptions{}); err != nil {
 		return engineError("stop container", err)