refactor and log

main.go

@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"flag"
 	"fmt"
+	"log"
 	"net"
 	"os"
 
@@ -35,40 +36,38 @@ func main() {
 	provider := cloudflare.Provider{APIToken: token}
 	zone := domain + "."
 	fmt.Println(zone, sub, cname)
-	setRecords := func() ([]libdns.Record, error) {
+	makeRecord := func() (libdns.Record, error) {
 		switch {
 		case cname != "":
-			return provider.SetRecords(ctx, zone, []libdns.Record{
-				{
-					Type:  "CNAME",
-					Name:  sub,
-					Value: cname,
-				},
-			})
+			return libdns.Record{
+				Type:  "CNAME",
+				Name:  sub,
+				Value: cname,
+			}, nil
 		case len(ip) == net.IPv4len:
-			return provider.SetRecords(ctx, zone, []libdns.Record{
-				{
-					Type:  "A",
-					Name:  sub,
-					Value: ip.To4().String(),
-				},
-			})
+			return libdns.Record{
+				Type:  "A",
+				Name:  sub,
+				Value: ip.To4().String(),
+			}, nil
 		case len(ip) == net.IPv6len:
-			return provider.SetRecords(ctx, zone, []libdns.Record{
-				{
-					Type:  "AAAA",
-					Name:  sub,
-					Value: ip.To16().String(),
-				},
-			})
+			return libdns.Record{
+				Type:  "AAAA",
+				Name:  sub,
+				Value: ip.To16().String(),
+			}, nil
 		}
-		return nil, fmt.Errorf("neither cname nor valid ip is set")
+		return libdns.Record{}, fmt.Errorf("neither cname nor valid ip is set")
 	}
 
 	if sub != "<UNSET>" {
-		newRecs, err := setRecords()
+		record, err := makeRecord()
+		if err != nil {
+			panic(err)
+		}
+		log.Printf("setting record, %+v", record)
+		newRecs, err := provider.SetRecords(ctx, zone, []libdns.Record{record})
 		if err != nil {
-			fmt.Printf("%#v\n", err)
 			panic(err)
 		}
 		fmt.Println(newRecs)