From c9ead893cd4430ed78b82a5d77437a132568ce11 Mon Sep 17 00:00:00 2001
From: Alexander Blair <alex@snipanet.com>
Date: Fri, 14 Jul 2017 02:46:23 -0700
Subject: [PATCH] Update to fix bug with the way that xmr-stak accepts jobs and
 the BT changes from the XMR pools.

---
 lib/coins/xmr.js | 1 +
 lib/pool.js      | 7 ++++---
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/lib/coins/xmr.js b/lib/coins/xmr.js
index 40ba728..e07c280 100644
--- a/lib/coins/xmr.js
+++ b/lib/coins/xmr.js
@@ -118,6 +118,7 @@ function Coin(data){
 
         // Set this.blob equal to the BT blob that we get from upstream.
         this.blob = template.blocktemplate_blob;
+        this.idHash = crypto.createHash('md5').update(template.blocktemplate_blob).digest('hex');
         // Set this.diff equal to the known diff for this block.
         this.difficulty = template.difficulty;
         // Set this.height equal to the known height for this block.
diff --git a/lib/pool.js b/lib/pool.js
index cb46570..de2912f 100644
--- a/lib/pool.js
+++ b/lib/pool.js
@@ -469,7 +469,7 @@ function Miner(id, login, pass, ipAddress, startingDiff, messageSender, protoVer
         };
         this.getJob = function () {
 
-            if (this.lastBlockHeight === activeBlockTemplate.height && !this.newDiff && this.cachedJob !== null) {
+            if (this.lastBlockHeight === activeBlockTemplate.height && activeBlockTemplate.idHash === this.validJobs.get(0).blockHash && !this.newDiff && this.cachedJob !== null) {
                 return this.cachedJob;
             }
 
@@ -485,7 +485,8 @@ function Miner(id, login, pass, ipAddress, startingDiff, messageSender, protoVer
                     height: activeBlockTemplate.height,
                     difficulty: this.difficulty,
                     diffHex: this.diffHex,
-                    submissions: []
+                    submissions: [],
+                    blockHash: activeBlockTemplate.idHash
                 };
 
                 this.validJobs.enq(newJob);
@@ -892,7 +893,7 @@ if (cluster.isMaster) {
 
             socket.on('data', function (d) {
                 dataBuffer += d;
-                if (Buffer.byteLength(dataBuffer, 'utf8') > 102400) { //10KB
+                if (Buffer.byteLength(dataBuffer, 'utf8') > 10240) { //10KB
                     dataBuffer = null;
                     console.warn(threadName + 'Excessive packet size from: ' + socket.remoteAddress);
                     socket.destroy();