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// TODO: SERVER-13215 move test back to replSets suite.
/**
* TODO: SERVER-13204
* This tests inserts a huge number of documents, initiates a background index build
* and tries to perform another task in parallel while the background index task is
* active. The problem is that this is timing dependent and the current test setup
* tries to achieve this by inserting insane amount of documents.
*/
/**
* Starts a replica set with arbiter, builds an index in background,
* run through drop indexes, drop collection, drop database.
*/
var checkOp = function(checkDB) {
var curOp = checkDB.currentOp(true);
for (var i=0; i < curOp.inprog.length; i++) {
try {
if (curOp.inprog[i].query.background){
printjson(curOp.inprog[i].msg);
return true;
}
} catch (e) {
// catchem if you can
}
}
return false;
}
var dbname = 'bgIndexSec';
var collection = 'jstests_feh';
var size = 100000;
// Set up replica set
var replTest = new ReplSetTest({ name: 'bgIndex', nodes: 3 });
var nodes = replTest.nodeList();
// We need an arbiter to ensure that the primary doesn't step down when we restart the secondary
replTest.startSet();
replTest.initiate({"_id" : "bgIndex",
"members" : [
{"_id" : 0, "host" : nodes[0]},
{"_id" : 1, "host" : nodes[1]},
{"_id" : 2, "host" : nodes[2], "arbiterOnly" : true}]});
var master = replTest.getMaster();
var second = replTest.getSecondary();
var masterDB = master.getDB(dbname);
var secondDB = second.getDB(dbname);
var dropAction = [
{dropIndexes: collection, index: "*"},
{dropIndexes: collection, index: "i_1"},
{drop: collection},
{dropDatabase: 1 },
{convertToCapped: collection, size: 20000}
];
for (var idx = 0; idx < dropAction.length; idx++) {
var dc = dropAction[idx];
jsTest.log("Setting up collection " + collection + " for test of: " + JSON.stringify(dc));
// set up collections
masterDB.dropDatabase();
jsTest.log("creating test data " + size + " documents");
for(var i = 0; i < size; ++i ) {
masterDB.getCollection(collection).save( {i:i} );
}
jsTest.log("Starting background indexing for test of: " + JSON.stringify(dc));
masterDB.getCollection(collection).ensureIndex( {i:1}, {background:true} );
assert.eq(2, masterDB.system.indexes.count( {ns:dbname + "." + collection} ) );
// Wait for the secondary to get the index entry
assert.soon( function() {
return 2 == secondDB.system.indexes.count( {ns:dbname + "." + collection} ); },
"index not created on secondary", 120000, 50 );
jsTest.log("Index created and system.indexes entry exists on secondary");
jsTest.log("running command " + JSON.stringify(dc));
assert.commandWorked(masterDB.runCommand( dc ));
jsTest.log("Waiting on replication");
replTest.awaitReplication();
// we need to assert.soon because the drop only marks the index for removal
// the removal itself is asynchronous and may take another moment before it happens
assert.soon( function() {
var idx_count = secondDB.system.indexes.count( {ns:dbname + "." + collection} );
return idx_count == 1 || idx_count == 0;
}, "secondary did not drop index for " + dc.toString());
}
jsTest.log("indexbg-interrupts.js done");
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