1 files changed, 58 insertions, 54 deletions

diff --git a/jstests/libs/trace_missing_docs.js b/jstests/libs/trace_missing_docs.js
index c70798fe99b..3bc9ef75333 100644
--- a/jstests/libs/trace_missing_docs.js
+++ b/jstests/libs/trace_missing_docs.js
@@ -3,86 +3,90 @@
 // On error inserting documents, traces back and shows where the document was dropped
 //
 
-function traceMissingDoc( coll, doc, mongos ) {
+function traceMissingDoc(coll, doc, mongos) {
+    if (mongos)
+        coll = mongos.getCollection(coll + "");
+    else
+        mongos = coll.getMongo();
 
-    if (mongos) coll = mongos.getCollection(coll + "");
-    else mongos = coll.getMongo();
-    
-    var config = mongos.getDB( "config" );
+    var config = mongos.getDB("config");
     var shards = config.shards.find().toArray();
-    for ( var i = 0; i < shards.length; i++ ) {
-        shards[i].conn = new Mongo( shards[i].host );
+    for (var i = 0; i < shards.length; i++) {
+        shards[i].conn = new Mongo(shards[i].host);
     }
-    
-    var shardKeyPatt = config.collections.findOne({ _id : coll + "" }).key;
-    
+
+    var shardKeyPatt = config.collections.findOne({_id: coll + ""}).key;
+
     // Project out the shard key
     var shardKey = {};
-    for ( var k in shardKeyPatt ) {
-        if ( doc[k] == undefined ) {
-            jsTest.log( "Shard key " + tojson( shardKey ) + 
-                        " not found in doc " + tojson( doc ) + 
-                        ", falling back to _id search..." );
-            shardKeyPatt = { _id : 1 };
-            shardKey = { _id : doc['_id'] };
+    for (var k in shardKeyPatt) {
+        if (doc[k] == undefined) {
+            jsTest.log("Shard key " + tojson(shardKey) + " not found in doc " + tojson(doc) +
+                       ", falling back to _id search...");
+            shardKeyPatt = {
+                _id: 1
+            };
+            shardKey = {
+                _id: doc['_id']
+            };
             break;
         }
         shardKey[k] = doc[k];
     }
-    
-    if ( doc['_id'] == undefined ) {
-        jsTest.log( "Id not found in doc " + tojson( doc ) + " cannot trace oplog entries." );
+
+    if (doc['_id'] == undefined) {
+        jsTest.log("Id not found in doc " + tojson(doc) + " cannot trace oplog entries.");
         return;
     }
-    
-    jsTest.log( "Using shard key : " + tojson( shardKey ) );
-    
+
+    jsTest.log("Using shard key : " + tojson(shardKey));
+
     var allOps = [];
-    for ( var i = 0; i < shards.length; i++ ) {
-        
-        var oplog = shards[i].conn.getCollection( "local.oplog.rs" );
-        if ( !oplog.findOne() ) {
-            oplog = shards[i].conn.getCollection( "local.oplog.$main" );
+    for (var i = 0; i < shards.length; i++) {
+        var oplog = shards[i].conn.getCollection("local.oplog.rs");
+        if (!oplog.findOne()) {
+            oplog = shards[i].conn.getCollection("local.oplog.$main");
         }
-        
-        if ( !oplog.findOne() ) {
-            jsTest.log( "No oplog was found on shard " + shards[i]._id );
+
+        if (!oplog.findOne()) {
+            jsTest.log("No oplog was found on shard " + shards[i]._id);
             continue;
         }
-        
-        var addKeyQuery = function( query, prefix ) {
-            for ( var k in shardKey ) {
+
+        var addKeyQuery = function(query, prefix) {
+            for (var k in shardKey) {
                 query[prefix + '.' + k] = shardKey[k];
             }
             return query;
         };
-        
-        var addToOps = function( cursor ) {
-            cursor.forEach( function( doc ) { 
+
+        var addToOps = function(cursor) {
+            cursor.forEach(function(doc) {
                 doc.shard = shards[i]._id;
-                doc.realTime = new Date( doc.ts.getTime() * 1000 );
-                allOps.push( doc );
+                doc.realTime = new Date(doc.ts.getTime() * 1000);
+                allOps.push(doc);
             });
         };
 
         // Find ops
-        addToOps( oplog.find( addKeyQuery( { op : 'i' }, 'o' ) ) );
-        var updateQuery = { $or : [ addKeyQuery( { op : 'u' }, 'o2' ),
-                                    { op : 'u', 'o2._id' : doc['_id'] } ] };
-        addToOps( oplog.find( updateQuery ) );
-        addToOps( oplog.find({ op : 'd', 'o._id' : doc['_id'] }) );
+        addToOps(oplog.find(addKeyQuery({op: 'i'}, 'o')));
+        var updateQuery = {
+            $or: [addKeyQuery({op: 'u'}, 'o2'), {op: 'u', 'o2._id': doc['_id']}]
+        };
+        addToOps(oplog.find(updateQuery));
+        addToOps(oplog.find({op: 'd', 'o._id': doc['_id']}));
     }
-    
-    var compareOps = function( opA, opB ) {
-        return bsonWoCompare( opA.ts, opB.ts );
+
+    var compareOps = function(opA, opB) {
+        return bsonWoCompare(opA.ts, opB.ts);
     };
-    
-    allOps.sort( compareOps );
-    
-    print( "Ops found for doc " + tojson( doc ) + " on each shard:\n" );
-    for ( var i = 0; i < allOps.length; i++ ) {
-        printjson( allOps[i] );
+
+    allOps.sort(compareOps);
+
+    print("Ops found for doc " + tojson(doc) + " on each shard:\n");
+    for (var i = 0; i < allOps.length; i++) {
+        printjson(allOps[i]);
     }
-    
+
     return allOps;
 }
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