feat(logging): make log size and log backups configurable (#657)

feat(logging): make log size and backups configurable

config.toml

@@ -35,6 +35,22 @@ port = 7474
 #
 logLevel = "TRACE"
 
+# Log Max Size
+#
+# Default: 50
+#
+# Max log size in megabytes
+#
+#logMaxSize = 50
+
+# Log Max Backups
+#
+# Default: 3
+#
+# Max amount of old log files
+#
+#logMaxBackups = 3
+
 # Session secret
 #
 sessionSecret = "secret-session-key"

internal/config/config.go

@@ -56,6 +56,22 @@ port = 7474
 #
 logLevel = "DEBUG"
 
+# Log Max Size
+#
+# Default: 50
+#
+# Max log size in megabytes
+#
+#logMaxSize = 50
+
+# Log Max Backups
+#
+# Default: 3
+#
+# Max amount of old log files
+#
+#logMaxBackups = 3
+
 # Session secret
 #
 sessionSecret = "{{ .sessionSecret }}"
@@ -158,6 +174,8 @@ func (c *AppConfig) defaults() {
 		Port:              7474,
 		LogLevel:          "TRACE",
 		LogPath:           "",
+		LogMaxSize:        50,
+		LogMaxBackups:     3,
 		BaseURL:           "/",
 		SessionSecret:     "secret-session-key",
 		CustomDefinitions: "",

internal/domain/config.go

@@ -7,6 +7,8 @@ type Config struct {
 	Port              int    `toml:"port"`
 	LogLevel          string `toml:"logLevel"`
 	LogPath           string `toml:"logPath"`
+	LogMaxSize        int    `toml:"logMaxSize"`
+	LogMaxBackups     int    `toml:"logMaxBackups"`
 	BaseURL           string `toml:"baseUrl"`
 	SessionSecret     string `toml:"sessionSecret"`
 	CustomDefinitions string `toml:"customDefinitions"`

internal/logger/logger.go

@@ -59,8 +59,8 @@ func New(cfg *domain.Config) Logger {
 		l.writers = append(l.writers,
 			&lumberjack.Logger{
 				Filename:   cfg.LogPath,
-				MaxSize:    50, // megabytes
+				MaxSize:    cfg.LogMaxSize, // megabytes
-				MaxBackups: 3,
+				MaxBackups: cfg.LogMaxBackups,
 			},
 		)
 	}