HomeAssistant: add auto-discovery (#25141)

server/network/registry.go

@@ -0,0 +1,33 @@
+package network
+
+import (
+	"sync"
+
+	"github.com/evcc-io/evcc/api/globalconfig"
+)
+
+var (
+	mu       sync.Mutex
+	registry []func()
+)
+
+var config globalconfig.Network
+
+func Config() globalconfig.Network {
+	return config
+}
+
+func Register(fun func()) {
+	mu.Lock()
+	defer mu.Unlock()
+
+	registry = append(registry, fun)
+}
+
+func Start(conf globalconfig.Network) {
+	config = conf
+
+	for _, fun := range registry {
+		go fun()
+	}
+}