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/**
* This test attempts to read from the "local.startup_log" collection and assert that it has an
* entry matching the server's response from the "getCmdLineOpts" command. The former operation may
* be routed to a secondary in the replica set, whereas the latter must be routed to the primary.
*
* @tags: [assumes_read_preference_unchanged]
*/
load('jstests/aggregation/extras/utils.js');
(function() {
'use strict';
// Check that smallArray is entirely contained by largeArray
// returns false if a member of smallArray is not in largeArray
function arrayIsSubset(smallArray, largeArray) {
for (var i = 0; i < smallArray.length; i++) {
if (!Array.contains(largeArray, smallArray[i])) {
print("Could not find " + smallArray[i] + " in largeArray");
return false;
}
}
return true;
}
// Test startup_log
var stats = db.getSisterDB("local").startup_log.stats();
assert(stats.capped);
var latestStartUpLog =
db.getSisterDB("local").startup_log.find().sort({$natural: -1}).limit(1).next();
var serverStatus = db._adminCommand("serverStatus");
var cmdLine = db._adminCommand("getCmdLineOpts").parsed;
// Test that the startup log has the expected keys
var verbose = false;
var expectedKeys =
["_id", "hostname", "startTime", "startTimeLocal", "cmdLine", "pid", "buildinfo"];
var keys = Object.keySet(latestStartUpLog);
assert(arrayEq(expectedKeys, keys, verbose), 'startup_log keys failed');
// Tests _id implicitly - should be comprised of host-timestamp
// Setup expected startTime and startTimeLocal from the supplied timestamp
var _id = latestStartUpLog._id.split('-'); // _id should consist of host-timestamp
var _idUptime = _id.pop();
var _idHost = _id.join('-');
var uptimeSinceEpochRounded = Math.floor(_idUptime / 1000) * 1000;
var startTime = new Date(uptimeSinceEpochRounded); // Expected startTime
assert.eq(_idHost, latestStartUpLog.hostname, "Hostname doesn't match one from _id");
assert.eq(serverStatus.host.split(':')[0],
latestStartUpLog.hostname,
"Hostname doesn't match one in server status");
assert.closeWithinMS(startTime,
latestStartUpLog.startTime,
"StartTime doesn't match one from _id",
2000); // Expect less than 2 sec delta
assert.eq(cmdLine, latestStartUpLog.cmdLine, "cmdLine doesn't match that from getCmdLineOpts");
assert.eq(serverStatus.pid, latestStartUpLog.pid, "pid doesn't match that from serverStatus");
// Test buildinfo
var buildinfo = db.runCommand("buildinfo");
delete buildinfo.ok; // Delete extra meta info not in startup_log
var isMaster = db._adminCommand("ismaster");
// Test buildinfo has the expected keys
var expectedKeys = [
"version",
"gitVersion",
"allocator",
"versionArray",
"javascriptEngine",
"openssl",
"buildEnvironment",
"debug",
"maxBsonObjectSize",
"bits",
"modules"
];
var keys = Object.keySet(latestStartUpLog.buildinfo);
// Disabled to check
assert(arrayIsSubset(expectedKeys, keys),
"buildinfo keys failed! \n expected:\t" + expectedKeys + "\n actual:\t" + keys);
assert.eq(buildinfo,
latestStartUpLog.buildinfo,
"buildinfo doesn't match that from buildinfo command");
// Test version and version Array
var version = latestStartUpLog.buildinfo.version.split('-')[0];
var versionArray = latestStartUpLog.buildinfo.versionArray;
var versionArrayCleaned = versionArray.slice(0, 3);
if (versionArray[3] == -100) {
versionArrayCleaned[2] -= 1;
}
assert.eq(serverStatus.version,
latestStartUpLog.buildinfo.version,
"Mongo version doesn't match that from ServerStatus");
assert.eq(
version, versionArrayCleaned.join('.'), "version doesn't match that from the versionArray");
var jsEngine = latestStartUpLog.buildinfo.javascriptEngine;
assert((jsEngine == "none") || jsEngine.startsWith("mozjs"));
assert.eq(isMaster.maxBsonObjectSize,
latestStartUpLog.buildinfo.maxBsonObjectSize,
"maxBsonObjectSize doesn't match one from ismaster");
})();
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