Update logger plugin. Now it's optional

Signed-off-by: Valery Piashchynski <[email protected]>

2 files changed, 23 insertions, 3 deletions

diff --git a/plugins/logger/config.go b/plugins/logger/config.go
index bf7343c7..52594bc4 100644
--- a/plugins/logger/config.go
+++ b/plugins/logger/config.go
@@ -88,7 +88,17 @@ func (cfg *Config) BuildLogger() (*zap.Logger, error) {
 		zCfg.ErrorOutputPaths = cfg.ErrorOutput
 	}
 
-	// todo: https://github.com/uber-go/zap/blob/master/FAQ.md#does-zap-support-log-rotation
+	// todo:
 
 	return zCfg.Build()
 }
+
+// Initialize default logger
+func (cfg *Config) InitDefault() {
+	if cfg.Mode == "" {
+		cfg.Mode = "development"
+	}
+	if cfg.Level == "" {
+		cfg.Level = "debug"
+	}
+}
diff --git a/plugins/logger/plugin.go b/plugins/logger/plugin.go
index 7fc464b6..08fc2454 100644
--- a/plugins/logger/plugin.go
+++ b/plugins/logger/plugin.go
@@ -20,11 +20,21 @@ type ZapLogger struct {
 // Init logger service.
 func (z *ZapLogger) Init(cfg config.Configurer) error {
 	const op = errors.Op("config_plugin_init")
+	var err error
+	// if not configured, configure with default params
 	if !cfg.Has(PluginName) {
-		return errors.E(op, errors.Disabled)
+		z.cfg = &Config{}
+		z.cfg.InitDefault()
+
+		z.base, err = z.cfg.BuildLogger()
+		if err != nil {
+			return errors.E(op, errors.Disabled, err)
+		}
+
+		return nil
 	}
 
-	err := cfg.UnmarshalKey(PluginName, &z.cfg)
+	err = cfg.UnmarshalKey(PluginName, &z.cfg)
 	if err != nil {
 		return errors.E(op, errors.Disabled, err)
 	}