fix: wait in queue to be ready in getNextJob fixes OptimalBits#1852

Author: manast

lib/process/sandbox.js

@@ -36,9 +36,6 @@ module.exports = function(processFile, childPool) {
             case 'log':
               job.log(msg.value);
               break;
-            case 'update':
-              job.update(msg.value);
-              break;
           }
         };
 

lib/queue.js

@@ -1129,7 +1129,7 @@ Queue.prototype.multi = function() {
 /**
   Returns a promise that resolves to the next job in queue.
 */
-Queue.prototype.getNextJob = function() {
+Queue.prototype.getNextJob = async function() {
   if (this.closing) {
     return Promise.resolve();
   }
@@ -1138,27 +1138,33 @@ Queue.prototype.getNextJob = function() {
     //
     // Waiting for new jobs to arrive
     //
-    return this.bclient
-      .brpoplpush(this.keys.wait, this.keys.active, this.settings.drainDelay)
-      .then(
-        jobId => {
-          if (jobId) {
-            return this.moveToActive(jobId);
-          }
-        },
-        err => {
-          // Swallow error if locally paused since we did force a disconnection
-          if (!(this.paused && err.message === 'Connection is closed.')) {
-            throw err;
-          }
-        }
+    try {
+      const jobId = await this.bclient.brpoplpush(
+        this.keys.wait,
+        this.keys.active,
+        this.settings.drainDelay
       );
+
+      if (jobId) {
+        return this.moveToActive(jobId);
+      }
+    } catch (err) {
+      err => {
+        // Swallow error if locally paused since we did force a disconnection
+        if (!(this.paused && err.message === 'Connection is closed.')) {
+          throw err;
+        }
+      };
+    }
   } else {
     return this.moveToActive();
   }
 };
 
-Queue.prototype.moveToActive = function(jobId) {
+Queue.prototype.moveToActive = async function(jobId) {
+  // For manual retrieving jobs we need to wait for the queue to be ready.
+  await this.isReady();
+
   return scripts.moveToActive(this, jobId).then(([jobData, jobId]) => {
     return this.nextJobFromJobData(jobData, jobId);
   });