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// Helper functions for testing time-series collections.
load("jstests/libs/feature_flag_util.js");
load("jstests/aggregation/extras/utils.js");
var TimeseriesTest = class {
/**
* Returns whether time-series bucket compression are supported.
*/
static timeseriesBucketCompressionEnabled(conn) {
return FeatureFlagUtil.isEnabled(conn, "TimeseriesBucketCompression");
}
/**
* Returns whether time-series updates and deletes are supported.
*/
static timeseriesUpdatesAndDeletesEnabled(conn) {
return assert
.commandWorked(
conn.adminCommand({getParameter: 1, featureFlagTimeseriesUpdatesAndDeletes: 1}))
.featureFlagTimeseriesUpdatesAndDeletes.value;
}
/**
* Returns whether sharded time-series updates and deletes are supported.
*/
static shardedTimeseriesUpdatesAndDeletesEnabled(conn) {
return assert
.commandWorked(
conn.adminCommand({getParameter: 1, featureFlagShardedTimeSeriesUpdateDelete: 1}))
.featureFlagShardedTimeSeriesUpdateDelete.value;
}
static shardedtimeseriesCollectionsEnabled(conn) {
return assert
.commandWorked(conn.adminCommand({getParameter: 1, featureFlagShardedTimeSeries: 1}))
.featureFlagShardedTimeSeries.value;
}
static shardedTimeseriesUpdatesAndDeletesEnabled(conn) {
return assert
.commandWorked(
conn.adminCommand({getParameter: 1, featureFlagShardedTimeSeriesUpdateDelete: 1}))
.featureFlagShardedTimeSeriesUpdateDelete.value;
}
static timeseriesMetricIndexesEnabled(conn) {
return assert
.commandWorked(
conn.adminCommand({getParameter: 1, featureFlagTimeseriesMetricIndexes: 1}))
.featureFlagTimeseriesMetricIndexes.value;
}
static bucketUnpackWithSortEnabled(conn) {
return assert
.commandWorked(conn.adminCommand({getParameter: 1, featureFlagBucketUnpackWithSort: 1}))
.featureFlagBucketUnpackWithSort.value;
}
/**
* Adjusts the values in 'fields' by a random amount.
* Ensures that the new values stay in the range [0, 100].
*/
static updateUsages(fields) {
for (const field in fields) {
fields[field] += Math.round(Random.genNormal(0, 1));
fields[field] = Math.max(fields[field], 0);
fields[field] = Math.min(fields[field], 100);
}
}
/**
* Returns a random element from an array.
*/
static getRandomElem(arr) {
return arr[Random.randInt(arr.length)];
}
static getRandomUsage() {
return Random.randInt(101);
}
/**
* Generates time-series data based on the TSBS document-per-event format.
*
* https://github.com/timescale/tsbs/blob/7508b34755e05f55a14ec4bac2913ae758b4fd78/cmd/tsbs_generate_data/devops/cpu.go
* https://github.com/timescale/tsbs/blob/7508b34755e05f55a14ec4bac2913ae758b4fd78/cmd/tsbs_generate_data/devops/host.go
*/
static generateHosts(numHosts) {
const hosts = new Array(numHosts);
const regions = [
"ap-northeast-1",
"ap-southeast-1",
"ap-southeast-2",
"eu-central-1",
"eu-west-1",
"sa-east-1",
"us-east-1",
"us-west-1",
"us-west-2",
];
const dataCenters = [
[
"ap-northeast-1a",
"ap-northeast-1c",
],
[
"ap-southeast-1a",
"ap-southeast-1b",
],
[
"ap-southeast-2a",
"ap-southeast-2b",
],
[
"eu-central-1a",
"eu-central-1b",
],
[
"eu-west-1a",
"eu-west-1b",
"eu-west-1c",
],
[
"sa-east-1a",
"sa-east-1b",
"sa-east-1c",
],
[
"us-east-1a",
"us-east-1b",
"us-east-1c",
"us-east-1e",
],
[
"us-west-1a",
"us-west-1b",
],
[
"us-west-2a",
"us-west-2b",
"us-west-2c",
],
];
for (let i = 0; i < hosts.length; i++) {
const regionIndex = Random.randInt(regions.length);
hosts[i] = {
fields: {
usage_guest: TimeseriesTest.getRandomUsage(),
usage_guest_nice: TimeseriesTest.getRandomUsage(),
usage_idle: TimeseriesTest.getRandomUsage(),
usage_iowait: TimeseriesTest.getRandomUsage(),
usage_irq: TimeseriesTest.getRandomUsage(),
usage_nice: TimeseriesTest.getRandomUsage(),
usage_softirq: TimeseriesTest.getRandomUsage(),
usage_steal: TimeseriesTest.getRandomUsage(),
usage_system: TimeseriesTest.getRandomUsage(),
usage_user: TimeseriesTest.getRandomUsage(),
},
tags: {
arch: TimeseriesTest.getRandomElem(["x64", "x86"]),
datacenter: TimeseriesTest.getRandomElem(dataCenters[regionIndex]),
hostname: "host_" + i,
hostid: i,
os: TimeseriesTest.getRandomElem(
["Ubuntu15.10", "Ubuntu16.10", "Ubuntu16.04LTS"]),
rack: Random.randInt(100).toString(),
region: regions[regionIndex],
service: Random.randInt(20).toString(),
service_environment:
TimeseriesTest.getRandomElem(["production", "staging", "test"]),
service_version: Random.randInt(2).toString(),
team: TimeseriesTest.getRandomElem(["CHI", "LON", "NYC", "SF"]),
}
};
}
return hosts;
}
/**
* Runs the provided test with both ordered and unordered inserts.
*/
static run(testFn, theDb) {
const insert = function(ordered) {
jsTestLog('Running test with {ordered: ' + ordered + '} inserts');
return function(coll, docs, options) {
return coll.insert(docs, Object.extend({ordered: ordered}, options));
};
};
testFn(insert(true));
testFn(insert(false));
}
static ensureDataIsDistributedIfSharded(coll, splitPointDate) {
const db = coll.getDB();
const buckets = db["system.buckets." + coll.getName()];
if (FixtureHelpers.isSharded(buckets)) {
const timeFieldName =
db.getCollectionInfos({name: coll.getName()})[0].options.timeseries.timeField;
const splitPoint = {[`control.min.${timeFieldName}`]: splitPointDate};
assert.commandWorked(db.adminCommand(
{split: `${db.getName()}.${buckets.getName()}`, middle: splitPoint}));
const allShards = db.getSiblingDB("config").shards.find().sort({_id: 1}).toArray().map(
doc => doc._id);
const currentShards = buckets
.aggregate([
{"$collStats": {storageStats: {}}},
{$project: {shard: 1}},
{$sort: {shard: 1}}
])
.toArray()
.map(doc => doc.shard);
if (!documentEq(allShards, currentShards)) {
let otherShard;
for (let i in allShards) {
if (!currentShards.includes(allShards[i])) {
otherShard = allShards[i];
break;
}
}
assert(otherShard);
assert.commandWorked(db.adminCommand({
movechunk: `${db.getName()}.${buckets.getName()}`,
find: splitPoint,
to: otherShard,
_waitForDelete: true
}));
const updatedShards = buckets
.aggregate([
{"$collStats": {storageStats: {}}},
{$project: {shard: 1}},
{$sort: {shard: 1}}
])
.toArray()
.map(doc => doc.shard);
assert.eq(updatedShards.length, currentShards.length + 1);
}
}
}
};
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