Security: New config option to disable the use of gravatar for profile images, Closes #1891

pkg/api/index.go

@@ -25,6 +25,10 @@ func setIndexViewData(c *middleware.Context) error {
 		IsGrafanaAdmin: c.IsGrafanaAdmin,
 	}
 
+	if setting.DisableGravatar {
+		currentUser.GravatarUrl = setting.AppSubUrl + "/img/user_profile.png"
+	}
+
 	if len(currentUser.Name) == 0 {
 		currentUser.Name = currentUser.Login
 	}

pkg/setting/setting.go

@@ -71,6 +71,7 @@ var (
 	LogInRememberDays  int
 	CookieUserName     string
 	CookieRememberName string
+	DisableGravatar    bool
 
 	// User settings
 	AllowUserSignUp    bool
@@ -358,6 +359,8 @@ func NewConfigContext(args *CommandLineArgs) {
 	LogInRememberDays = security.Key("login_remember_days").MustInt()
 	CookieUserName = security.Key("cookie_username").String()
 	CookieRememberName = security.Key("cookie_remember_name").String()
+	DisableGravatar = security.Key("disable_gravatar").MustBool(true)
+
 	// admin
 	AdminUser = security.Key("admin_user").String()
 	AdminPassword = security.Key("admin_password").String()