Added flag to turn off logging (fixes #197)

cmd/selenoid.go

@@ -27,6 +27,7 @@ var (
 	port            uint16
 	uiPort          uint16
 	userNS          string
+	disableLogs     bool
 )
 
 func init() {
@@ -157,20 +158,22 @@ func initFlags() {
 		c.Flags().StringVarP(&args, "args", "g", "", "additional service arguments (e.g. \"-limit 5\")")
 		c.Flags().StringVarP(&env, "env", "e", "", "override service environment variables (e.g. \"KEY1=value1 KEY2=value2\")")
 		c.Flags().StringVarP(&userNS, "userns", "", "", "override user namespace, similarly to \"docker run --userns host ...\" (Docker only)")
+		c.Flags().BoolVarP(&disableLogs, "disable-logs", "", false, "start with log saving feature disabled")
 	}
 }
 
 func createLifecycle(configDir string, port uint16) (*selenoid.Lifecycle, error) {
 	config := selenoid.LifecycleConfig{
-		Quiet:      quiet,
-		Force:      force,
-		ConfigDir:  configDir,
-		Browsers:   browsers,
-		BrowserEnv: browserEnv,
-		Download:   !skipDownload,
-		Args:       args,
-		Env:        env,
-		Port:       int(port),
+		Quiet:       quiet,
+		Force:       force,
+		ConfigDir:   configDir,
+		Browsers:    browsers,
+		BrowserEnv:  browserEnv,
+		Download:    !skipDownload,
+		Args:        args,
+		Env:         env,
+		Port:        int(port),
+		DisableLogs: disableLogs,
 
 		LastVersions: lastVersions,
 		RegistryUrl:  registry,

selenoid/base.go

@@ -122,6 +122,10 @@ type UserNSAware struct {
 	UserNS string
 }
 
+type LogsAware struct {
+	DisableLogs bool
+}
+
 const (
 	SelenoidDefaultPort    = 4444
 	SelenoidUIDefaultPort  = 8080

selenoid/docker.go

@@ -73,6 +73,7 @@ type DockerConfigurator struct {
 	BrowserEnvAware
 	PortAware
 	UserNSAware
+	LogsAware
 	LastVersions     int
 	Pull             bool
 	RegistryUrl      string
@@ -96,6 +97,7 @@ func NewDockerConfigurator(config *LifecycleConfig) (*DockerConfigurator, error)
 		BrowserEnvAware:        BrowserEnvAware{BrowserEnv: config.BrowserEnv},
 		PortAware:              PortAware{Port: config.Port},
 		UserNSAware:            UserNSAware{UserNS: config.UserNS},
+		LogsAware:              LogsAware{DisableLogs: config.DisableLogs},
 		RegistryUrl:            config.RegistryUrl,
 		LastVersions:           config.LastVersions,
 		Tmpfs:                  config.Tmpfs,
@@ -666,7 +668,7 @@ func (c *DockerConfigurator) Start() error {
 		cmd = append(cmd, "-video-output-dir", "/opt/selenoid/video/", "-video-recorder-image", videoRecorderImage)
 	}
 
-	if !contains(cmd, "-log-output-dir") && isLogSavingSupported(c.Logger, c.Version) {
+	if !c.DisableLogs && !contains(cmd, "-log-output-dir") && isLogSavingSupported(c.Logger, c.Version) {
 		cmd = append(cmd, "-log-output-dir", "/opt/selenoid/logs/")
 	}
 

selenoid/drivers.go

@@ -66,6 +66,7 @@ type DriversConfigurator struct {
 	BrowserEnvAware
 	PortAware
 	RequestedBrowsersAware
+	LogsAware
 	Browsers        string
 	BrowsersJsonUrl string
 
@@ -85,6 +86,7 @@ func NewDriversConfigurator(config *LifecycleConfig) *DriversConfigurator {
 		PortAware:              PortAware{Port: config.Port},
 		DownloadAware:          DownloadAware{DownloadNeeded: config.Download},
 		RequestedBrowsersAware: RequestedBrowsersAware{Browsers: config.Browsers},
+		LogsAware:              LogsAware{DisableLogs: config.DisableLogs},
 		BrowsersJsonUrl:        config.BrowsersJsonUrl,
 		Browsers:               config.Browsers,
 		GithubBaseUrl:          config.GithubBaseUrl,
@@ -584,7 +586,7 @@ func (d *DriversConfigurator) Start() error {
 	if !contains(args, "-disable-docker") {
 		args = append(args, "-disable-docker")
 	}
-	if !contains(args, "-log-output-dir") && isLogSavingSupported(d.Logger, d.Version) {
+	if !d.DisableLogs && !contains(args, "-log-output-dir") && isLogSavingSupported(d.Logger, d.Version) {
 		logsConfigDir := getVolumeConfigDir(filepath.Join(d.ConfigDir, logsDirName), append(selenoidConfigDirElem, logsDirName))
 		args = append(args, "-log-output-dir", logsConfigDir)
 	}

selenoid/lifecycle.go

@@ -9,16 +9,17 @@ import (
 )
 
 type LifecycleConfig struct {
-	Quiet      bool
-	Force      bool
-	ConfigDir  string
-	Browsers   string
-	BrowserEnv string
-	Download   bool
-	Args       string
-	Env        string
-	Version    string
-	Port       int
+	Quiet       bool
+	Force       bool
+	ConfigDir   string
+	Browsers    string
+	BrowserEnv  string
+	Download    bool
+	Args        string
+	Env         string
+	Version     string
+	Port        int
+	DisableLogs bool
 
 	// Docker specific
 	LastVersions int