初版功能完成

internal/logging/module.go

@@ -0,0 +1,54 @@
+// Package logging configures structured RemLink logs and packet sampling.
+package logging
+
+// Module identifies the subsystem that emitted a log record.
+type Module string
+
+const (
+	ModuleCore      Module = "CORE"
+	ModuleBootstrap Module = "BOOTSTRAP"
+	ModuleWG        Module = "WG"
+	ModuleIPAM      Module = "IPAM"
+	ModuleControl   Module = "CONTROL"
+	ModuleSession   Module = "SESSION"
+	ModuleRoute     Module = "ROUTE"
+	ModuleNetstack  Module = "NETSTACK"
+	ModuleTUN       Module = "TUN"
+	ModuleSubnet    Module = "SUBNET"
+	ModuleSystem    Module = "SYSTEM"
+)
+
+// Modules is the complete v1 logging-module set.
+var Modules = [...]Module{
+	ModuleCore,
+	ModuleBootstrap,
+	ModuleWG,
+	ModuleIPAM,
+	ModuleControl,
+	ModuleSession,
+	ModuleRoute,
+	ModuleNetstack,
+	ModuleTUN,
+	ModuleSubnet,
+	ModuleSystem,
+}
+
+// Valid reports whether the module belongs to the v1 logging taxonomy.
+func (m Module) Valid() bool {
+	switch m {
+	case ModuleCore,
+		ModuleBootstrap,
+		ModuleWG,
+		ModuleIPAM,
+		ModuleControl,
+		ModuleSession,
+		ModuleRoute,
+		ModuleNetstack,
+		ModuleTUN,
+		ModuleSubnet,
+		ModuleSystem:
+		return true
+	default:
+		return false
+	}
+}