Return 403 if data doesn't make sense

controller.go

@@ -1,17 +1,31 @@
 package main
 
 import (
+	"log"
 	"net/http"
+	"strings"
 
 	"github.com/gin-gonic/gin"
 )
 
 func servOpticalInfo(c *gin.Context) {
-	c.JSON(http.StatusOK, gponSvc.GetOpticalInfo())
+	stat := gponSvc.GetOpticalInfo()
+	if stat.Temperature > 0.0 {
+		c.JSON(http.StatusOK, stat)
+	} else {
+		log.Println("Unable to fetch gpon optical stats at the moment, returning http 403")
+		c.JSON(http.StatusForbidden, nil)
+	}
 }
 
 func servDeviceInfo(c *gin.Context) {
-	c.JSON(http.StatusOK, gponSvc.GetDeviceInfo())
+	stat := gponSvc.GetDeviceInfo()
+	if len(strings.TrimSpace(stat.DeviceModel)) >= 0 {
+		c.JSON(http.StatusOK, gponSvc.GetDeviceInfo())
+	} else {
+		log.Println("Unable to fetch gpon device stats at the moment, returning http 403")
+		c.JSON(http.StatusForbidden, nil)
+	}
 }
 
 func servAllInfo(c *gin.Context) {
@@ -20,5 +34,10 @@ func servAllInfo(c *gin.Context) {
 	allInfo.OpticalStats = gponSvc.GetOpticalInfo()
 	allInfo.DeviceStats = gponSvc.GetDeviceInfo()
 
-	c.JSON(http.StatusOK, allInfo)
+	if allInfo.OpticalStats.Temperature > 0.0 && len(strings.TrimSpace(allInfo.DeviceStats.DeviceModel)) >= 0 {
+		c.JSON(http.StatusOK, allInfo)
+	} else {
+		log.Println("Unable to fetch all gpon stats at the moment, returning http 403")
+		c.JSON(http.StatusForbidden, nil)
+	}
 }