完善背光控制，优先使用 xset 控制。完成浏览器展示

pkg/browser/browser.go

@@ -0,0 +1,40 @@
+package browser
+
+import (
+	"context"
+	"github.com/go-rod/rod"
+	"github.com/go-rod/rod/lib/launcher"
+	"github.com/go-rod/rod/lib/launcher/flags"
+	"github.com/go-rod/rod/lib/proto"
+	"go.uber.org/zap"
+)
+
+// OpenApp 用APP模式打开网页
+func OpenApp(c context.Context, url string) {
+	path, _ := launcher.LookPath()
+	l := launcher.NewAppMode(url).
+		Delete(flags.Env).
+		Set("kiosk").
+		Delete("disable-site-isolation-trials").
+		Bin(path)
+	p := l.MustLaunch()
+	defer l.Cleanup()
+
+	b := rod.New().ControlURL(p).MustConnect()
+	defer b.MustClose()
+
+	s := make(chan struct{})
+
+	wait := b.EachEvent(func(e *proto.TargetTargetDestroyed) {
+		zap.S().Infoln("关闭待机网页")
+		s <- struct{}{}
+	})
+	go wait()
+
+	select {
+	case <-c.Done():
+		b.MustClose()
+		<-s
+	case <-s:
+	}
+}

pkg/utils/blank.go

@@ -1,13 +1,24 @@
 package utils
 
-import "os"
+import (
+	"os"
+	"os/exec"
+)
 
 // BlankOpen 打开屏幕
 func BlankOpen() {
+	if found, err := exec.LookPath("xset"); err == nil {
+		exec.Command(found, "dpms", "force", "on").Run()
+		return
+	}
 	os.WriteFile("/sys/class/graphics/fb0/blank", []byte("0"), 0644)
 }
 
 // BlankClose 关闭屏幕
 func BlankClose() {
+	if found, err := exec.LookPath("xset"); err == nil {
+		exec.Command(found, "dpms", "force", "off").Run()
+		return
+	}
 	os.WriteFile("/sys/class/graphics/fb0/blank", []byte("1"), 0644)
 }