[#51] Add constant arrival rate (car) scenarios for grpc and s3 #51
2 changed files with 395 additions and 0 deletions
198
scenarios/grpc_car.js
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198
scenarios/grpc_car.js
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import datagen from 'k6/x/frostfs/datagen';
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import native from 'k6/x/frostfs/native';
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import logging from 'k6/x/frostfs/logging';
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import registry from 'k6/x/frostfs/registry';
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import { SharedArray } from 'k6/data';
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import { sleep } from 'k6';
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import { textSummary } from './libs/k6-summary-0.0.2.js';
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import { parseEnv } from './libs/env-parser.js';
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import { uuidv4 } from './libs/k6-utils-1.4.0.js';
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parseEnv();
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const obj_list = new SharedArray('obj_list', function () {
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return JSON.parse(open(__ENV.PREGEN_JSON)).objects;
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});
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const container_list = new SharedArray('container_list', function () {
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return JSON.parse(open(__ENV.PREGEN_JSON)).containers;
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});
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const read_size = JSON.parse(open(__ENV.PREGEN_JSON)).obj_size;
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const summary_json = __ENV.SUMMARY_JSON || "/tmp/summary.json";
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// Select random gRPC endpoint for current VU
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const grpc_endpoints = __ENV.GRPC_ENDPOINTS.split(',');
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const grpc_endpoint = grpc_endpoints[Math.floor(Math.random() * grpc_endpoints.length)];
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const grpc_client = native.connect(grpc_endpoint, '', __ENV.DIAL_TIMEOUT ? parseInt(__ENV.DIAL_TIMEOUT) : 5, __ENV.STREAM_TIMEOUT ? parseInt(__ENV.STREAM_TIMEOUT) : 60);
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const log = logging.new().withField("endpoint", grpc_endpoint);
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const registry_enabled = !!__ENV.REGISTRY_FILE;
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const obj_registry = registry_enabled ? registry.open(__ENV.REGISTRY_FILE) : undefined;
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const duration = __ENV.DURATION;
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const delete_age = __ENV.DELETE_AGE ? parseInt(__ENV.DELETE_AGE) : undefined;
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let obj_to_delete_selector = undefined;
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if (registry_enabled && delete_age) {
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obj_to_delete_selector = registry.getSelector(
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__ENV.REGISTRY_FILE,
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"obj_to_delete",
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__ENV.SELECTION_SIZE ? parseInt(__ENV.SELECTION_SIZE) : 0,
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{
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status: "created",
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age: delete_age,
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}
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);
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}
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const generator = datagen.generator(1024 * parseInt(__ENV.WRITE_OBJ_SIZE));
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const scenarios = {};
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const time_unit = __ENV.TIME_UNIT || '1s';
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const pre_alloc_write_vus = parseInt(__ENV.PRE_ALLOC_WRITERS || '0');
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const max_write_vus = parseInt(__ENV.MAX_WRITERS || pre_alloc_write_vus);
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const write_rate = parseInt(__ENV.WRITE_RATE || '0');
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if (write_rate > 0) {
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scenarios.write = {
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executor: 'constant-arrival-rate',
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duration: `${duration}s`,
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preAllocatedVUs: pre_alloc_write_vus,
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maxVUs: max_write_vus,
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rate: write_rate,
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timeUnit: time_unit,
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exec: 'obj_write',
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gracefulStop: '5s',
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};
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}
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const pre_alloc_read_vus = parseInt(__ENV.PRE_ALLOC_READERS || '0');
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const max_read_vus = parseInt(__ENV.MAX_READERS || pre_alloc_read_vus);
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const read_rate = parseInt(__ENV.READ_RATE || '0');
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if (read_rate > 0) {
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scenarios.read = {
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executor: 'constant-arrival-rate',
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duration: `${duration}s`,
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preAllocatedVUs: pre_alloc_write_vus,
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maxVUs: max_read_vus,
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rate: read_rate,
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timeUnit: time_unit,
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exec: 'obj_read',
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gracefulStop: '5s',
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};
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}
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const pre_alloc_delete_vus = parseInt(__ENV.PRE_ALLOC_DELETERS || '0');
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const max_delete_vus = parseInt(__ENV.MAX_DELETERS || pre_alloc_write_vus);
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const delete_rate = parseInt(__ENV.DELETE_RATE || '0');
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if (delete_rate > 0) {
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if (!obj_to_delete_selector) {
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throw new Error('Positive DELETE worker number without a proper object selector');
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}
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scenarios.delete = {
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executor: 'constant-arrival-rate',
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duration: `${duration}s`,
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preAllocatedVUs: pre_alloc_delete_vus,
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maxVUs: max_delete_vus,
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rate: delete_rate,
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timeUnit: time_unit,
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exec: 'obj_delete',
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gracefulStop: '5s',
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};
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}
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export const options = {
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scenarios,
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setupTimeout: '5s',
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};
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export function setup() {
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const total_pre_allocated_vu_count = pre_alloc_write_vus + pre_alloc_read_vus + pre_alloc_delete_vus;
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const total_max_vu_count = max_read_vus + max_write_vus + max_delete_vus
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console.log(`Pregenerated containers: ${container_list.length}`);
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console.log(`Pregenerated read object size: ${read_size}`);
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console.log(`Pregenerated total objects: ${obj_list.length}`);
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console.log(`Pre allocated reading VUs: ${pre_alloc_read_vus}`);
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console.log(`Pre allocated writing VUs: ${pre_alloc_write_vus}`);
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console.log(`Pre allocated deleting VUs: ${pre_alloc_delete_vus}`);
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console.log(`Total pre allocated VUs: ${total_pre_allocated_vu_count}`);
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console.log(`Max reading VUs: ${max_read_vus}`);
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console.log(`Max writing VUs: ${max_write_vus}`);
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console.log(`Max deleting VUs: ${max_delete_vus}`);
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console.log(`Total max VUs: ${total_max_vu_count}`);
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console.log(`Time unit: ${time_unit}`);
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console.log(`Read rate: ${read_rate}`);
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console.log(`Writing rate: ${write_rate}`);
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console.log(`Delete rate: ${delete_rate}`);
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}
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export function teardown(data) {
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if (obj_registry) {
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obj_registry.close();
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}
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}
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export function handleSummary(data) {
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return {
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'stdout': textSummary(data, { indent: ' ', enableColors: false }),
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[summary_json]: JSON.stringify(data),
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};
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}
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export function obj_write() {
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if (__ENV.SLEEP_WRITE) {
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sleep(__ENV.SLEEP_WRITE);
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}
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const headers = {
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unique_header: uuidv4()
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};
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const container = container_list[Math.floor(Math.random() * container_list.length)];
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const { payload, hash } = generator.genPayload(registry_enabled);
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const resp = grpc_client.put(container, headers, payload);
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if (!resp.success) {
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log.withField("cid", container).error(resp.error);
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return;
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}
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if (obj_registry) {
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obj_registry.addObject(container, resp.object_id, "", "", hash);
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}
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}
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export function obj_read() {
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if (__ENV.SLEEP_READ) {
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sleep(__ENV.SLEEP_READ);
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}
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const obj = obj_list[Math.floor(Math.random() * obj_list.length)];
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const resp = grpc_client.get(obj.container, obj.object)
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if (!resp.success) {
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log.withFields({cid: obj.container, oid: obj.object}).error(resp.error);
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}
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}
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export function obj_delete() {
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if (__ENV.SLEEP_DELETE) {
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sleep(__ENV.SLEEP_DELETE);
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}
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const obj = obj_to_delete_selector.nextObject();
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if (!obj) {
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return;
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}
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const resp = grpc_client.delete(obj.c_id, obj.o_id);
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if (!resp.success) {
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// Log errors except (2052 - object already deleted)
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log.withFields({cid: obj.c_id, oid: obj.o_id}).error(resp.error);
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return;
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}
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obj_registry.deleteObject(obj.id);
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}
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197
scenarios/s3_car.js
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197
scenarios/s3_car.js
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import datagen from 'k6/x/frostfs/datagen';
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import logging from 'k6/x/frostfs/logging';
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import registry from 'k6/x/frostfs/registry';
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import s3 from 'k6/x/frostfs/s3';
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import { SharedArray } from 'k6/data';
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import { sleep } from 'k6';
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import { textSummary } from './libs/k6-summary-0.0.2.js';
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import { parseEnv } from './libs/env-parser.js';
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import { uuidv4 } from './libs/k6-utils-1.4.0.js';
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parseEnv();
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const obj_list = new SharedArray('obj_list', function () {
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return JSON.parse(open(__ENV.PREGEN_JSON)).objects;
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});
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const bucket_list = new SharedArray('bucket_list', function () {
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return JSON.parse(open(__ENV.PREGEN_JSON)).buckets;
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});
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const read_size = JSON.parse(open(__ENV.PREGEN_JSON)).obj_size;
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const summary_json = __ENV.SUMMARY_JSON || "/tmp/summary.json";
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// Select random S3 endpoint for current VU
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const s3_endpoints = __ENV.S3_ENDPOINTS.split(',');
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const s3_endpoint = s3_endpoints[Math.floor(Math.random() * s3_endpoints.length)];
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const s3_client = s3.connect(`http://${s3_endpoint}`);
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const log = logging.new().withField("endpoint", s3_endpoint);
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const registry_enabled = !!__ENV.REGISTRY_FILE;
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const obj_registry = registry_enabled ? registry.open(__ENV.REGISTRY_FILE) : undefined;
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const duration = __ENV.DURATION;
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const delete_age = __ENV.DELETE_AGE ? parseInt(__ENV.DELETE_AGE) : undefined;
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let obj_to_delete_selector = undefined;
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if (registry_enabled && delete_age) {
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obj_to_delete_selector = registry.getSelector(
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__ENV.REGISTRY_FILE,
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"obj_to_delete",
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__ENV.SELECTION_SIZE ? parseInt(__ENV.SELECTION_SIZE) : 0,
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{
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status: "created",
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age: delete_age,
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}
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);
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}
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const generator = datagen.generator(1024 * parseInt(__ENV.WRITE_OBJ_SIZE));
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const scenarios = {};
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const time_unit = __ENV.TIME_UNIT || '1s';
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const pre_alloc_write_vus = parseInt(__ENV.PRE_ALLOC_WRITERS || '0');
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const max_write_vus = parseInt(__ENV.MAX_WRITERS || pre_alloc_write_vus);
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const write_rate = parseInt(__ENV.WRITE_RATE || '0');
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if (write_rate > 0) {
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scenarios.write = {
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executor: 'constant-arrival-rate',
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duration: `${duration}s`,
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preAllocatedVUs: pre_alloc_write_vus,
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maxVUs: max_write_vus,
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rate: write_rate,
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timeUnit: time_unit,
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exec: 'obj_write',
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gracefulStop: '5s',
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};
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}
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const pre_alloc_read_vus = parseInt(__ENV.PRE_ALLOC_READERS || '0');
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const max_read_vus = parseInt(__ENV.MAX_READERS || pre_alloc_read_vus);
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const read_rate = parseInt(__ENV.READ_RATE || '0');
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if (read_rate > 0) {
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scenarios.read = {
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executor: 'constant-arrival-rate',
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duration: `${duration}s`,
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preAllocatedVUs: pre_alloc_write_vus,
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maxVUs: max_read_vus,
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rate: read_rate,
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timeUnit: time_unit,
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exec: 'obj_read',
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gracefulStop: '5s',
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};
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}
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const pre_alloc_delete_vus = parseInt(__ENV.PRE_ALLOC_DELETERS || '0');
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const max_delete_vus = parseInt(__ENV.MAX_DELETERS || pre_alloc_write_vus);
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const delete_rate = parseInt(__ENV.DELETE_RATE || '0');
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if (delete_rate > 0) {
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if (!obj_to_delete_selector) {
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throw new Error('Positive DELETE worker number without a proper object selector');
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}
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scenarios.delete = {
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executor: 'constant-arrival-rate',
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duration: `${duration}s`,
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preAllocatedVUs: pre_alloc_delete_vus,
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maxVUs: max_delete_vus,
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rate: delete_rate,
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timeUnit: time_unit,
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exec: 'obj_delete',
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gracefulStop: '5s',
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};
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}
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export const options = {
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scenarios,
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setupTimeout: '5s',
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};
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export function setup() {
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const total_pre_allocated_vu_count = pre_alloc_write_vus + pre_alloc_read_vus + pre_alloc_delete_vus;
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const total_max_vu_count = max_read_vus + max_write_vus + max_delete_vus
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console.log(`Pregenerated buckets: ${bucket_list.length}`);
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console.log(`Pregenerated read object size: ${read_size}`);
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console.log(`Pregenerated total objects: ${obj_list.length}`);
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console.log(`Pre allocated reading VUs: ${pre_alloc_read_vus}`);
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console.log(`Pre allocated writing VUs: ${pre_alloc_write_vus}`);
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console.log(`Pre allocated deleting VUs: ${pre_alloc_delete_vus}`);
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console.log(`Total pre allocated VUs: ${total_pre_allocated_vu_count}`);
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console.log(`Max reading VUs: ${max_read_vus}`);
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console.log(`Max writing VUs: ${max_write_vus}`);
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console.log(`Max deleting VUs: ${max_delete_vus}`);
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console.log(`Total max VUs: ${total_max_vu_count}`);
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console.log(`Time unit: ${time_unit}`);
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console.log(`Read rate: ${read_rate}`);
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console.log(`Writing rate: ${write_rate}`);
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console.log(`Delete rate: ${delete_rate}`);
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}
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export function teardown(data) {
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if (obj_registry) {
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obj_registry.close();
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}
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}
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export function handleSummary(data) {
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return {
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'stdout': textSummary(data, { indent: ' ', enableColors: false }),
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[summary_json]: JSON.stringify(data),
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};
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}
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export function obj_write() {
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if (__ENV.SLEEP_WRITE) {
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sleep(__ENV.SLEEP_WRITE);
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}
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const key = __ENV.OBJ_NAME || uuidv4();
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const bucket = bucket_list[Math.floor(Math.random() * bucket_list.length)];
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const { payload, hash } = generator.genPayload(registry_enabled);
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const resp = s3_client.put(bucket, key, payload);
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if (!resp.success) {
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log.withFields({bucket: bucket, key: key}).error(resp.error);
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return;
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}
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if (obj_registry) {
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obj_registry.addObject("", "", bucket, key, hash);
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}
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}
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export function obj_read() {
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if (__ENV.SLEEP_READ) {
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sleep(__ENV.SLEEP_READ);
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}
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const obj = obj_list[Math.floor(Math.random() * obj_list.length)];
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const resp = s3_client.get(obj.bucket, obj.object);
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if (!resp.success) {
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log.withFields({bucket: obj.bucket, key: obj.object}).error(resp.error);
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}
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}
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export function obj_delete() {
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if (__ENV.SLEEP_DELETE) {
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sleep(__ENV.SLEEP_DELETE);
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}
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const obj = obj_to_delete_selector.nextObject();
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if (!obj) {
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return;
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}
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const resp = s3_client.delete(obj.s3_bucket, obj.s3_key);
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if (!resp.success) {
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log.withFields({bucket: obj.s3_bucket, key: obj.s3_key, op: "DELETE"}).error(resp.error);
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return;
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}
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obj_registry.deleteObject(obj.id);
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}
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Loading…
Reference in a new issue
Maybe we can move
JSON.parse(open(__ENV.PREGEN_JSON))to separate variable?Good point, it should be done across all scenarios. IMO in scope of another PR.