时间调整；无效文件清除；expose 8080清除

.gitignore

@@ -1,4 +1,5 @@
 *.exe
 .vscode/
 go.sum
-ddns6
+ddns6
+*.cmd

Dockerfile

@@ -4,7 +4,7 @@ ENV APP_DIR=/app \
 	DOMAIN=myschools.me \
 	RR=PI1 \
 	AL_REGIONID=cn-hangzhou \
-  AL_ACCESSKEYID=LTAI5tJV828nqSqGpkouh1FD \
+  	AL_ACCESSKEYID=LTAI5tJV828nqSqGpkouh1FD \
 	AL_ACCESSSECRET=aiMEp37bHLOjtoJFTDTfpq1o37cGtA
 
 COPY ddns6 ${APP_DIR}/ddns6
@@ -13,6 +13,4 @@ WORKDIR ${APP_DIR}
 
 RUN  chmod +x ddns6
 
-EXPOSE 8080
-
 CMD ["./ddns6"]

go.mod

@@ -1,6 +1,6 @@
 module myschools.me/suguo/ddns6
 
-go 1.21.1
+go 1.19
 
 require github.com/aliyun/alibaba-cloud-sdk-go v1.62.617
 

main.go

@@ -15,13 +15,16 @@ func main() {
 	domain := os.Getenv("DOMAIN")
 	rr := os.Getenv("RR")
 	regionID := os.Getenv("AL_REGIONID")
+	if regionID == "" {
+		regionID = "cn-hangzhou"
+	}
 	accessKeyID := os.Getenv("AL_ACCESSKEYID")
 	accessSecret := os.Getenv("AL_ACCESSSECRET")
 
 	fullDNS := fmt.Sprintf("%s.%s", rr, domain)
 
 	for {
-		time.Sleep(time.Second)
+		time.Sleep(time.Minute)
 
 		addrs, err := net.InterfaceAddrs()
 		if err != nil {
@@ -83,7 +86,7 @@ func main() {
 		resp, err := client.UpdateDomainRecord(req)
 		if err != nil {
 			log.Println(err.Error())
-			if !strings.Contains(err.Error(), "not wodeschool.com") {
+			if !strings.Contains(err.Error(), fmt.Sprintf("not %s", domain)) {
 				continue
 			}
 		}

readme.md

@@ -28,4 +28,3 @@
 
 四、 调试
 
-    DOMAIN=myschools.me RR=pi1 go run .

service/ip-service.go

@@ -1,30 +0,0 @@
-package service
-
-import (
-	"log"
-	"net"
-)
-
-func ipGet() *string {
-	addrs, err := net.InterfaceAddrs()
-	if err != nil {
-		log.Println(err)
-		return nil
-	}
-
-	ip6 := ""
-	for _, address := range addrs {
-		// 检查 ip 地址判断是否回环地址
-		if ipnet, ok := address.(*net.IPNet); ok && !ipnet.IP.IsLoopback() && !ipnet.IP.IsPrivate() && ipnet.IP.IsGlobalUnicast() {
-			if ipnet.IP.To4() != nil {
-				log.Println("IPv4: ", ipnet.IP.String())
-			} else if ipnet.IP.To16() != nil {
-				log.Println("IPv6: ", ipnet.IP.String())
-				if ip6 == ipnet.IP.String() {
-					ip6 = ipnet.IP.String()
-				}
-			}
-		}
-	}
-	return &ip6
-}