Do federation wakeup/stop

player/federation.go

@@ -0,0 +1,35 @@
+package player
+
+import (
+	"bytes"
+	"encoding/json"
+	"net/http"
+
+	"git.nemunai.re/nemunaire/reveil/model"
+)
+
+func FederatedWakeUp(srv reveil.FederationSettings, seed int64) error {
+	req := map[string]interface{}{"seed": seed}
+	req_enc, err := json.Marshal(req)
+	if err != nil {
+		return err
+	}
+
+	res, err := http.Post(srv.URL+"/api/federation/wakeup", "application/json", bytes.NewBuffer(req_enc))
+	if err != nil {
+		return err
+	}
+	res.Body.Close()
+
+	return nil
+}
+
+func FederatedStop(srv reveil.FederationSettings) error {
+	res, err := http.Post(srv.URL+"/api/federation/wakeok", "application/json", nil)
+	if err != nil {
+		return err
+	}
+	res.Body.Close()
+
+	return nil
+}

player/player.go

@@ -43,13 +43,34 @@ type Player struct {
 	playedItem       int
 }
 
-func WakeUp(cfg *config.Config, routine []reveil.Identifier) (err error) {
+func WakeUp(cfg *config.Config, routine []reveil.Identifier, federated bool) (err error) {
 	if CommonPlayer != nil {
 		return fmt.Errorf("Unable to start the player: a player is already running")
 	}
 
 	seed := time.Now().Unix()
 	seed -= seed % 172800
+
+	if federated {
+		settings, err := reveil.ReadSettings(cfg.SettingsFile)
+		if err != nil {
+			return fmt.Errorf("Unable to read settings: %w", err)
+		}
+
+		for k, srv := range settings.Federation {
+			err = FederatedWakeUp(srv, seed)
+			if err != nil {
+				log.Printf("Unable to do federated wakeup on %s: %s", k, err.Error())
+			} else {
+				log.Printf("Federated wakeup on %s: launched!", k)
+			}
+		}
+	}
+
+	return WakeUpFromFederation(cfg, seed, routine)
+}
+
+func WakeUpFromFederation(cfg *config.Config, seed int64, routine []reveil.Identifier) (err error) {
 	rand.Seed(seed)
 
 	CommonPlayer, err = NewPlayer(cfg, routine)