Reman mit DNS Lookup

backend/public/index.html

@@ -154,7 +154,7 @@ Domains jährlich: <span id="costDomain">0</span> €<br>
 
 <section>
 
-<h2>Active Ressourcen</h2>
+<h2>Aktive Ressourcen</h2>
 
 <button onclick="openCreate()">Neue Resource</button>
 
@@ -201,6 +201,7 @@ Domains jährlich: <span id="costDomain">0</span> €<br>
 <th>Provider</th>
 <th>IP</th>
 <th>Server</th>
+<th>DNS</th>
 <th>Kosten/Jahr</th>
 <th>Aktionen</th>
 </tr>
@@ -676,32 +677,37 @@ loadResources()
 }
 
 
-
 async function loadDomains(){
 
-const res=await fetch(API+"/domains")
-const data=await res.json()
+const res = await fetch(API+"/domains")
+const data = await res.json()
 
-const table=document.getElementById("domains")
+const table = document.getElementById("domains")
 table.innerHTML=""
 
-data.forEach(d=>{
+data.forEach(async d=>{
 
-const tr=document.createElement("tr")
+const tr = document.createElement("tr")
 
 tr.innerHTML=`
 
 <td>${d.domain_name}</td>
-<td><span class="provider">${d.provider || ""}</span></td>
-<td>${d.ip_address||""}</td>
-<td>
 
+<td>
+<span class="provider">${d.provider || ""}</span>
+</td>
+
+<td>${d.ip_address || ""}</td>
+<td id="server-${d.id}">
 ${d.resource_name ? 
 d.resource_name : 
 "<span style='color:red'>⚠ no server</span>"}
-
 </td>
-<td>${d.yearly_cost||""}</td>
+
+
+<td id="dns-${d.id}">...</td>
+
+<td>${d.yearly_cost || ""}</td>
 
 <td>
 
@@ -715,6 +721,46 @@ d.resource_name :
 
 table.appendChild(tr)
 
+
+/* DNS Check */
+
+try{
+
+const dnsRes = await fetch(API+"/dns/"+d.domain_name)
+const result = await dnsRes.json()
+
+let status="❌"
+
+if(result.ips && result.ips.length){
+
+let ipList=result.ips.join("<br>")
+
+if(d.ip_address && result.ips.includes(d.ip_address)){
+status="✅ "+ipList
+}else{
+status="⚠ "+ipList
+}
+
+document.getElementById("dns-"+d.id).innerHTML=status
+
+/* automatisch Server erkennen */
+
+const mapRes = await fetch(API+"/domainmap")
+const mappings = await mapRes.json()
+
+const server = mappings.find(m=>m.ip_address==result.ips[0])
+
+if(server){
+document.getElementById("server-"+d.id).innerHTML=server.server_name
+}
+
+}
+}catch(e){
+
+document.getElementById("dns-"+d.id).innerHTML="❌"
+
+}
+
 })
 
 }

backend/routes/dns.js

@@ -0,0 +1,28 @@
+const express = require("express")
+const router = express.Router()
+const dns = require("dns").promises
+
+router.get("/:domain", async (req,res)=>{
+
+try{
+
+const records = await dns.resolve4(req.params.domain)
+
+res.json({
+domain:req.params.domain,
+ips:records
+})
+
+}catch(err){
+
+res.json({
+domain:req.params.domain,
+ips:[],
+error:true
+})
+
+}
+
+})
+
+module.exports = router

backend/server.js

@@ -6,6 +6,7 @@ const resourceRoutes = require("./routes/resources");
 const ipRoutes = require("./routes/ips");
 const domainsRoutes = require('./routes/domains');
 const domainMapping = require('./routes/domainMapping')
+const dnsRoutes = require("./routes/dns")
 
 const app = express();
 
@@ -35,6 +36,7 @@ app.use('/resman/api/domains', domainsRoutes);
 
 app.use('/resman/api/domainmap', domainMapping)
 
+app.use("/resman/api/dns", dnsRoutes)
 
 app.use((err, req, res, next) => {