Merge pull request #44 from ensdomains/remove-dns-js

Remove dns js
ensdomains · Dec 5, 2018 · 439f18a · 439f18a
2 parents fe51114 + fca8f1e
commit 439f18a
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Showing 7 changed files with 9,155 additions and 770 deletions.
diff --git a/lib/anchors.js b/lib/anchors.js
@@ -0,0 +1,47 @@
+const packet = require('dns-packet');
+
+exports.realEntries = [
+    {
+      name: ".",
+      type: 'DS',
+      class: 'IN',
+      ttl: 3600,
+      data:{
+        keyTag: 19036,
+        algorithm: 8,
+        digestType: 2,
+        digest: new Buffer("49AAC11D7B6F6446702E54A1607371607A1A41855200FD2CE1CDDE32F24E8FB5", "hex")
+      }
+    },
+    {
+      name: ".",
+      type: 'DS',
+      klass: 'IN',
+      ttl: 3600,
+      data:{
+        keyTag: 20326,
+        algorithm: 8,
+        digestType: 2,
+        digest: new Buffer("E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC683457104237C7F8EC8D", "hex")
+      }
+    },
+  ];
+
+exports.dummyEntry = {
+  name: ".",
+  type: 'DS',
+  class: 'IN',
+  ttl: 3600,
+  data:{
+    keyTag: 5647, // Empty body, flags == 0x0101, algorithm = 253, body = 0x1111
+    algorithm: 253,
+    digestType: 253,
+    digest: new Buffer("", "hex")
+  }
+}
+
+exports.encode = (anchors) =>{
+  return '0x' + anchors.map((anchor)=>{
+    return packet.answer.encode(anchor).toString('hex')
+  }).join('')
+}
diff --git a/lib/dns.js b/lib/dns.js
diff --git a/migrations/2_deploy_contracts.js b/migrations/2_deploy_contracts.js
@@ -6,20 +6,18 @@ const SHA1NSEC3Digest = artifacts.require("./nsec3digests/SHA1NSEC3Digest");
 const DNSSEC = artifacts.require("./DNSSECImpl");
 const DummyAlgorithm = artifacts.require("./algorithms/DummyAlgorithm");
 const DummyDigest = artifacts.require("./digests/DummyDigest");
-
-const dns = require("../lib/dns.js");
+const dnsAnchors = require("../lib/anchors.js");
 
 module.exports = function(deployer, network) {
     return deployer.then(async () => {
         let dev = (network == "test" || network == "local");
         // From http://data.iana.org/root-anchors/root-anchors.xml
-        let anchors = dns.anchors;
+        let anchors = dnsAnchors.realEntries;
 
         if (dev) {
-            anchors.push(dns.dummyAnchor);
+            anchors.push(dnsAnchors.dummyEntry);
         }
-
-        await deployer.deploy(DNSSEC, dns.encodeAnchors(anchors));
+        await deployer.deploy(DNSSEC, dnsAnchors.encode(anchors));
 
         await deployer.deploy([[RSASHA256Algorithm], [RSASHA1Algorithm], [SHA256Digest], [SHA1Digest], [SHA1NSEC3Digest]]);