tsuru app-run --interactive patch

gistfile1.txt

diff --git a/api/app.go b/api/app.go
index 6f83296..4df3e3b 100644
--- a/api/app.go
+++ b/api/app.go
@@ -467,6 +467,7 @@ func runCommand(w http.ResponseWriter, r *http.Request, t auth.Token) error {
 	}
 	appName := r.URL.Query().Get(":app")
 	once := r.URL.Query().Get("once")
+	interactive := r.URL.Query().Get("interactive")
 	rec.Log(u.Email, "run-command", "app="+appName, "command="+string(c))
 	app, err := getApp(appName, u, r)
 	if err != nil {
@@ -475,7 +476,7 @@ func runCommand(w http.ResponseWriter, r *http.Request, t auth.Token) error {
 	keepAliveWriter := tsuruIo.NewKeepAliveWriter(w, 30*time.Second, "")
 	defer keepAliveWriter.Stop()
 	writer := &tsuruIo.SimpleJsonMessageEncoderWriter{Encoder: json.NewEncoder(keepAliveWriter)}
-	err = app.Run(string(c), writer, once == "true")
+	err = app.Run(string(c), writer, once == "true", interactive == "false")
 	if err != nil {
 		writer.Encode(tsuruIo.SimpleJsonMessage{Error: err.Error()})
 		return err
diff --git a/app/app.go b/app/app.go
index 03d3ecb..1de9bd2 100644
--- a/app/app.go
+++ b/app/app.go
@@ -803,7 +803,7 @@ func (app *App) InstanceEnv(name string) map[string]bind.EnvVar {
 
 // Run executes the command in app units, sourcing apprc before running the
 // command.
-func (app *App) Run(cmd string, w io.Writer, once bool) error {
+func (app *App) Run(cmd string, w io.Writer, once bool, interactive bool) error {
 	if !app.Available() {
 		return stderr.New("App must be available to run commands")
 	}
@@ -811,19 +811,23 @@ func (app *App) Run(cmd string, w io.Writer, once bool) error {
 	logWriter := LogWriter{App: app, Source: "app-run"}
 	logWriter.Async()
 	defer logWriter.Close()
-	return app.sourced(cmd, io.MultiWriter(w, &logWriter), once)
+	return app.sourced(cmd, io.MultiWriter(w, &logWriter), once, interactive)
 }
 
-func (app *App) sourced(cmd string, w io.Writer, once bool) error {
+func (app *App) sourced(cmd string, w io.Writer, once bool, interactive bool) error {
 	source := "[ -f /home/application/apprc ] && source /home/application/apprc"
 	cd := fmt.Sprintf("[ -d %s ] && cd %s", defaultAppDir, defaultAppDir)
 	cmd = fmt.Sprintf("%s; %s; %s", source, cd, cmd)
-	return app.run(cmd, w, once)
+	return app.run(cmd, w, once, interactive)
 }
 
-func (app *App) run(cmd string, w io.Writer, once bool) error {
+func (app *App) run(cmd string, w io.Writer, once bool, interactive bool) error {
 	if once {
-		return Provisioner.ExecuteCommandOnce(w, w, app, cmd)
+		if interactive {
+			return Provisioner.ExecuteCommandOnce(w, w, app, cmd, "-i", "-t")
+		} else {
+			return Provisioner.ExecuteCommandOnce(w, w, app, cmd)
+		}
 	}
 	return Provisioner.ExecuteCommand(w, w, app, cmd)
 }
diff --git a/provision/provision.go b/provision/provision.go
index b3eb5bb..ca321b6 100644
--- a/provision/provision.go
+++ b/provision/provision.go
@@ -161,7 +161,7 @@ type App interface {
 	// Run executes the command in app units. Commands executed with this
 	// method should have access to environment variables defined in the
 	// app.
-	Run(cmd string, w io.Writer, once bool) error
+	Run(cmd string, w io.Writer, once bool, interactive bool) error
 
 	Envs() map[string]bind.EnvVar