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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.
* @tags: [requires_replication]
*/
/**
* 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.getPrimary();
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");
var bulk = masterDB.getCollection(collection).initializeUnorderedBulkOp();
for (var i = 0; i < size; ++i) {
bulk.insert({i: i});
}
assert.commandWorked(bulk.execute());
jsTest.log("Starting background indexing for test of: " + JSON.stringify(dc));
masterDB.getCollection(collection).ensureIndex({i: 1}, {background: true});
assert.eq(2, masterDB.getCollection(collection).getIndexes().length);
// Wait for the secondary to get the index entry
assert.soon(function() {
return 2 == secondDB.getCollection(collection).getIndexes().length;
}, "index not created on secondary", 240000);
jsTest.log("Index created and index info 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.getCollection(collection).getIndexes().length;
return idx_count == 1 || idx_count == 0;
}, "secondary did not drop index for " + dc.toString());
}
jsTest.log("indexbg-interrupts.js done");
replTest.stopSet();
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