cache dir for remote actions

pkg/container/docker_run.go

@@ -171,7 +171,7 @@ func (cr *containerReference) remove() common.Executor {
 			Force:         true,
 		})
 		if err != nil {
-			return errors.WithStack(err)
+			logger.Error(errors.WithStack(err))
 		}
 
 		logger.Debugf("Removed container: %v", cr.id)

pkg/container/docker_run_test.go

@@ -1,52 +0,0 @@
-package container
-
-import (
-	"bytes"
-	"context"
-	"io/ioutil"
-	"testing"
-
-	"github.com/nektos/act/pkg/common"
-	"github.com/sirupsen/logrus"
-	"github.com/stretchr/testify/assert"
-)
-
-type rawFormatter struct{}
-
-func (f *rawFormatter) Format(entry *logrus.Entry) ([]byte, error) {
-	return []byte(entry.Message), nil
-}
-
-func TestNewDockerRunExecutor(t *testing.T) {
-	if testing.Short() {
-		t.Skip("skipping slower test")
-	}
-
-	noopLogger := logrus.New()
-	noopLogger.SetOutput(ioutil.Discard)
-
-	buf := &bytes.Buffer{}
-	logger := logrus.New()
-	logger.SetOutput(buf)
-	logger.SetFormatter(&rawFormatter{})
-
-	ctx := common.WithLogger(context.Background(), logger)
-
-	runner := NewDockerRunExecutor(NewDockerRunExecutorInput{
-		Image:  "hello-world",
-		Stdout: buf,
-	})
-
-	puller := NewDockerPullExecutor(NewDockerPullExecutorInput{
-		Image: "hello-world",
-	})
-
-	pipeline := common.NewPipelineExecutor(puller, runner)
-	err := pipeline(ctx)
-	assert.NoError(t, err)
-
-	actual := buf.String()
-	assert.Contains(t, actual, `docker pull hello-world`)
-	assert.Contains(t, actual, `docker run image=hello-world entrypoint=[] cmd=[]`)
-	assert.Contains(t, actual, `Hello from Docker!`)
-}

pkg/runner/expression.go

@@ -38,6 +38,7 @@ func (sc *StepContext) NewExpressionEvaluator() ExpressionEvaluator {
 	vm := sc.RunContext.newVM()
 	configers := []func(*otto.Otto){
 		sc.vmEnv(),
+		sc.vmInputs(),
 	}
 	for _, configer := range configers {
 		configer(vm)
@@ -241,6 +242,16 @@ func (sc *StepContext) vmEnv() func(*otto.Otto) {
 	}
 }
 
+func (sc *StepContext) vmInputs() func(*otto.Otto) {
+	inputs := make(map[string]string)
+	for k, v := range sc.Step.With {
+		inputs[k] = v
+	}
+	return func(vm *otto.Otto) {
+		_ = vm.Set("inputs", inputs)
+	}
+}
+
 func (rc *RunContext) vmJob() func(*otto.Otto) {
 	job := rc.getJobContext()
 

pkg/runner/run_context.go

@@ -45,7 +45,7 @@ func (rc *RunContext) GetEnv() map[string]string {
 }
 
 func (rc *RunContext) jobContainerName() string {
-	return createContainerName(filepath.Base(rc.Config.Workdir), rc.Run.String())
+	return createContainerName("act", rc.Run.String())
 }
 
 func (rc *RunContext) startJobContainer() common.Executor {
@@ -74,7 +74,7 @@ func (rc *RunContext) startJobContainer() common.Executor {
 
 		rc.JobContainer = container.NewContainer(&container.NewContainerInput{
 			Cmd:        nil,
-			Entrypoint: []string{"/bin/cat"},
+			Entrypoint: []string{"/usr/bin/tail", "-f", "/dev/null"},
 			WorkingDir: "/github/workspace",
 			Image:      image,
 			Name:       name,
@@ -83,6 +83,7 @@ func (rc *RunContext) startJobContainer() common.Executor {
 			},
 			Binds: []string{
 				fmt.Sprintf("%s:%s", rc.Config.Workdir, "/github/workspace"),
+				fmt.Sprintf("%s:%s", rc.ActionDir(), "/github/home/.act"),
 				fmt.Sprintf("%s:%s", "/var/run/docker.sock", "/var/run/docker.sock"),
 			},
 			Stdout: logWriter,
@@ -98,10 +99,6 @@ func (rc *RunContext) startJobContainer() common.Executor {
 				Name: "workflow/event.json",
 				Mode: 644,
 				Body: rc.EventJSON,
-			}, &container.FileEntry{
-				Name: "home/.actions/.keep",
-				Mode: 644,
-				Body: "",
 			}),
 		)(ctx)
 	}
@@ -121,6 +118,18 @@ func (rc *RunContext) stopJobContainer() common.Executor {
 	}
 }
 
+// ActionDir is for rc
+func (rc *RunContext) ActionDir() string {
+	var xdgCache string
+	var ok bool
+	if xdgCache, ok = os.LookupEnv("XDG_CACHE_HOME"); !ok {
+		if home, ok := os.LookupEnv("HOME"); ok {
+			xdgCache = fmt.Sprintf("%s/.cache", home)
+		}
+	}
+	return filepath.Join(xdgCache, "act")
+}
+
 // Executor returns a pipeline executor for all the steps in the job
 func (rc *RunContext) Executor() common.Executor {
 	steps := make([]common.Executor, 0)
@@ -210,10 +219,14 @@ func createContainerName(parts ...string) string {
 	name := make([]string, 0)
 	pattern := regexp.MustCompile("[^a-zA-Z0-9]")
 	partLen := (30 / len(parts)) - 1
-	for _, part := range parts {
+	for i, part := range parts {
+		if i == len(parts)-1 {
+			name = append(name, pattern.ReplaceAllString(part, "-"))
+		} else {
 			name = append(name, trimToLen(pattern.ReplaceAllString(part, "-"), partLen))
 		}
-	return strings.Join(name, "-")
+	}
+	return trimToLen(strings.Trim(strings.Join(name, "-"), "-"), 30)
 }
 
 func trimToLen(s string, l int) string {

pkg/runner/step_context.go

@@ -49,12 +49,12 @@ func (sc *StepContext) Executor() common.Executor {
 		)
 
 	case model.StepTypeUsesActionLocal:
+		actionDir := filepath.Join(rc.Config.Workdir, step.Uses)
 		return common.NewPipelineExecutor(
 			sc.setupEnv(),
-			sc.setupAction(),
-			sc.runAction(),
+			sc.setupAction(actionDir),
+			sc.runAction(actionDir),
 		)
-		/*
 	case model.StepTypeUsesActionRemote:
 		remoteAction := newRemoteAction(step.Uses)
 		if remoteAction.Org == "actions" && remoteAction.Repo == "checkout" {
@@ -63,40 +63,23 @@ func (sc *StepContext) Executor() common.Executor {
 				return nil
 			}
 		}
-				cloneDir, err := ioutil.TempDir(rc.Tempdir, remoteAction.Repo)
-				if err != nil {
-					return common.NewErrorExecutor(err)
-				}
+
+		actionDir := rc.ActionDir()
 		return common.NewPipelineExecutor(
 			common.NewGitCloneExecutor(common.NewGitCloneExecutorInput{
 				URL: remoteAction.CloneURL(),
 				Ref: remoteAction.Ref,
-						Dir: cloneDir,
+				Dir: actionDir,
 			}),
 			sc.setupEnv(),
-					sc.setupAction(),
-					applyWith(containerSpec, step),
-					rc.pullImage(containerSpec),
-					rc.runContainer(containerSpec),
+			sc.setupAction(actionDir),
+			sc.runAction(actionDir),
 		)
-		*/
 	}
 
 	return common.NewErrorExecutor(fmt.Errorf("Unable to determine how to run job:%s step:%+v", rc.Run, step))
 }
 
-func applyWith(containerSpec *model.ContainerSpec, step *model.Step) common.Executor {
-	return func(ctx context.Context) error {
-		if entrypoint, ok := step.With["entrypoint"]; ok {
-			containerSpec.Entrypoint = entrypoint
-		}
-		if args, ok := step.With["args"]; ok {
-			containerSpec.Args = args
-		}
-		return nil
-	}
-}
-
 func (sc *StepContext) setupEnv() common.Executor {
 	rc := sc.RunContext
 	job := rc.Run.Job()
@@ -160,6 +143,13 @@ func (sc *StepContext) newStepContainer(ctx context.Context, image string, cmd [
 	for k, v := range sc.Env {
 		envList = append(envList, fmt.Sprintf("%s=%s", k, v))
 	}
+	stepEE := sc.NewExpressionEvaluator()
+	for i, v := range cmd {
+		cmd[i] = stepEE.Interpolate(v)
+	}
+	for i, v := range entrypoint {
+		entrypoint[i] = stepEE.Interpolate(v)
+	}
 	stepContainer := container.NewContainer(&container.NewContainerInput{
 		Cmd:        cmd,
 		Entrypoint: entrypoint,
@@ -184,8 +174,8 @@ func (sc *StepContext) runUsesContainer() common.Executor {
 	step := sc.Step
 	return func(ctx context.Context) error {
 		image := strings.TrimPrefix(step.Uses, "docker://")
-		cmd := strings.Fields(rc.ExprEval.Interpolate(step.With["args"]))
-		entrypoint := strings.Fields(rc.ExprEval.Interpolate(step.With["entrypoint"]))
+		cmd := strings.Fields(step.With["args"])
+		entrypoint := strings.Fields(step.With["entrypoint"])
 		stepContainer := sc.newStepContainer(ctx, image, cmd, entrypoint)
 
 		return common.NewPipelineExecutor(
@@ -199,10 +189,7 @@ func (sc *StepContext) runUsesContainer() common.Executor {
 	}
 }
 
-func (sc *StepContext) setupAction() common.Executor {
-	rc := sc.RunContext
-	step := sc.Step
-	actionDir := filepath.Join(rc.Config.Workdir, step.Uses)
+func (sc *StepContext) setupAction(actionDir string) common.Executor {
 	return func(ctx context.Context) error {
 		f, err := os.Open(filepath.Join(actionDir, "action.yml"))
 		if os.IsNotExist(err) {
@@ -220,7 +207,7 @@ func (sc *StepContext) setupAction() common.Executor {
 	}
 }
 
-func (sc *StepContext) runAction() common.Executor {
+func (sc *StepContext) runAction(actionDir string) common.Executor {
 	rc := sc.RunContext
 	step := sc.Step
 	return func(ctx context.Context) error {
@@ -236,7 +223,13 @@ func (sc *StepContext) runAction() common.Executor {
 
 		switch action.Runs.Using {
 		case model.ActionRunsUsingNode12:
-			return rc.execJobContainer([]string{"node", action.Runs.Main}, sc.Env)(ctx)
+			basePath := "."
+			if strings.HasPrefix(actionDir, rc.Config.Workdir) {
+				basePath = fmt.Sprintf("/github/workspace/%s", strings.TrimPrefix(actionDir, rc.Config.Workdir))
+			} else if strings.HasPrefix(actionDir, rc.ActionDir()) {
+				basePath = fmt.Sprintf("/github/home/.act/%s", strings.TrimPrefix(actionDir, rc.ActionDir()))
+			}
+			return rc.execJobContainer([]string{"node", fmt.Sprintf("%s/%s", basePath, action.Runs.Main)}, sc.Env)(ctx)
 		case model.ActionRunsUsingDocker:
 			var prepImage common.Executor
 			var image string
@@ -245,7 +238,7 @@ func (sc *StepContext) runAction() common.Executor {
 			} else {
 				image = fmt.Sprintf("%s:%s", regexp.MustCompile("[^a-zA-Z0-9]").ReplaceAllString(step.Uses, "-"), "latest")
 				image = strings.TrimLeft(image, "-")
-				contextDir := filepath.Join(rc.Config.Workdir, step.Uses, action.Runs.Main)
+				contextDir := filepath.Join(actionDir, action.Runs.Main)
 				prepImage = container.NewDockerBuildExecutor(container.NewDockerBuildExecutorInput{
 					ContextDir: contextDir,
 					ImageTag:   image,