don't fail logs when driver:none is set

Signed-off-by: Nicolas De Loof <[email protected]>

Author: ndeloof

pkg/compose/logs.go

@@ -20,9 +20,12 @@ import (
 	"context"
 	"io"
 	"strings"
+	"time"
 
 	"github.com/docker/docker/api/types"
+	"github.com/docker/docker/errdefs"
 	"github.com/docker/docker/pkg/stdcopy"
+	"github.com/sirupsen/logrus"
 	"golang.org/x/sync/errgroup"
 
 	"github.com/docker/compose/v2/pkg/api"
@@ -59,7 +62,12 @@ func (s *composeService) Logs(
 	for _, c := range containers {
 		c := c
 		eg.Go(func() error {
-			return s.logContainers(ctx, consumer, c, options)
+			err := s.logContainers(ctx, consumer, c, options)
+			if _, ok := err.(errdefs.ErrNotImplemented); ok {
+				logrus.Warnf("Can't retrieve logs for %q: %s", getCanonicalContainerName(c), err.Error())
+				return nil
+			}
+			return err
 		})
 	}
 
@@ -79,13 +87,24 @@ func (s *composeService) Logs(
 		}
 
 		eg.Go(func() error {
-			err := s.watchContainers(ctx, projectName, options.Services, nil, printer.HandleEvent, containers, func(c types.Container) error {
+			err := s.watchContainers(ctx, projectName, options.Services, nil, printer.HandleEvent, containers, func(c types.Container, t time.Time) error {
 				printer.HandleEvent(api.ContainerEvent{
 					Type:      api.ContainerEventAttach,
 					Container: getContainerNameWithoutProject(c),
 					Service:   c.Labels[api.ServiceLabel],
 				})
-				return s.logContainers(ctx, consumer, c, options)
+				err := s.logContainers(ctx, consumer, c, api.LogOptions{
+					Follow:     options.Follow,
+					Since:      t.Format(time.RFC3339Nano),
+					Until:      options.Until,
+					Tail:       options.Tail,
+					Timestamps: options.Timestamps,
+				})
+				if _, ok := err.(errdefs.ErrNotImplemented); ok {
+					// ignore
+					return nil
+				}
+				return err
 			})
 			printer.Stop()
 			return err

pkg/compose/start.go

@@ -19,6 +19,7 @@ package compose
 import (
 	"context"
 	"strings"
+	"time"
 
 	"github.com/compose-spec/compose-go/types"
 	"github.com/docker/compose/v2/pkg/utils"
@@ -59,9 +60,10 @@ func (s *composeService) start(ctx context.Context, projectName string, options
 		}
 
 		eg.Go(func() error {
-			return s.watchContainers(context.Background(), project.Name, options.AttachTo, options.Services, listener, attached, func(container moby.Container) error {
-				return s.attachContainer(ctx, container, listener)
-			})
+			return s.watchContainers(context.Background(), project.Name, options.AttachTo, options.Services, listener, attached,
+				func(container moby.Container, _ time.Time) error {
+					return s.attachContainer(ctx, container, listener)
+				})
 		})
 	}
 
@@ -107,7 +109,7 @@ func getDependencyCondition(service types.ServiceConfig, project *types.Project)
 	return ServiceConditionRunningOrHealthy
 }
 
-type containerWatchFn func(container moby.Container) error
+type containerWatchFn func(container moby.Container, t time.Time) error
 
 // watchContainers uses engine events to capture container start/die and notify ContainerEventListener
 func (s *composeService) watchContainers(ctx context.Context, //nolint:gocyclo
@@ -167,7 +169,7 @@ func (s *composeService) watchContainers(ctx context.Context, //nolint:gocyclo
 				restarted := watched[container.ID]
 				watched[container.ID] = restarted + 1
 				// Container terminated.
-				willRestart := willContainerRestart(inspected, restarted)
+				willRestart := inspected.State.Restarting
 
 				listener(api.ContainerEvent{
 					Type:       api.ContainerEventExit,
@@ -193,7 +195,7 @@ func (s *composeService) watchContainers(ctx context.Context, //nolint:gocyclo
 				}
 				if mustAttach {
 					// Container restarted, need to re-attach
-					err := onStart(container)
+					err := onStart(container, event.Timestamp)
 					if err != nil {
 						return err
 					}
@@ -210,14 +212,3 @@ func (s *composeService) watchContainers(ctx context.Context, //nolint:gocyclo
 	}
 	return err
 }
-
-func willContainerRestart(container moby.ContainerJSON, restarted int) bool {
-	policy := container.HostConfig.RestartPolicy
-	if policy.IsAlways() || policy.IsUnlessStopped() {
-		return true
-	}
-	if policy.IsOnFailure() {
-		return container.State.ExitCode != 0 && policy.MaximumRetryCount > restarted
-	}
-	return false
-}

pkg/e2e/fixtures/logs-test/restart.yaml

@@ -0,0 +1,5 @@
+services:
+  ping:
+    image: alpine
+    command: "sh -c 'ping -c 1 localhost && exit 1'"
+    restart: "on-failure:2"

pkg/e2e/logs_test.go

@@ -56,3 +56,22 @@ func TestLocalComposeLogs(t *testing.T) {
 		_ = c.RunDockerComposeCmd(t, "--project-name", projectName, "down")
 	})
 }
+
+func TestLocalComposeLogsFollow(t *testing.T) {
+	c := NewParallelCLI(t)
+
+	const projectName = "compose-e2e-logs-restart"
+
+	t.Run("up", func(t *testing.T) {
+		c.RunDockerComposeCmd(t, "-f", "./fixtures/logs-test/restart.yaml", "--project-name", projectName, "up", "-d")
+	})
+
+	t.Run("logs", func(t *testing.T) {
+		res := c.RunDockerComposeCmd(t, "--project-name", projectName, "logs", "--follow")
+		assert.Check(t, strings.Count(res.Combined(), "PING localhost (127.0.0.1)") == 2)
+	})
+
+	t.Run("down", func(t *testing.T) {
+		_ = c.RunDockerComposeCmd(t, "--project-name", projectName, "down")
+	})
+}