Add runtime module providing a simple injected DB

runtime/module_api.go

@@ -0,0 +1,42 @@
+package runtime
+
+import (
+	"github.com/safing/portbase/database"
+	"github.com/safing/portbase/modules"
+)
+
+var (
+	// DefaultRegistry is the default registry
+	// that is used by the module-level API.
+	DefaultRegistry = NewRegistry()
+
+	module *modules.Module
+)
+
+func init() {
+	module = modules.Register("runtime", nil, startModule, nil, "database")
+}
+
+func startModule() error {
+	_, err := database.Register(&database.Database{
+		Name:        "runtime",
+		Description: "Runtime database",
+		StorageType: "injected",
+		PrimaryAPI:  "",
+	})
+	if err != nil {
+		return err
+	}
+
+	if err := DefaultRegistry.InjectAsDatabase("runtime"); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// Register is like Registry.Register but uses
+// the package DefaultRegistry.
+func Register(key string, provider ValueProvider) (PushFunc, error) {
+	return DefaultRegistry.Register(key, provider)
+}