forked from TrueCloudLab/xk6-frostfs
120 lines
3.4 KiB
JavaScript
120 lines
3.4 KiB
JavaScript
import datagen from 'k6/x/neofs/datagen';
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import registry from 'k6/x/neofs/registry';
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import s3 from 'k6/x/neofs/s3';
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import { SharedArray } from 'k6/data';
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import { sleep } from 'k6';
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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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/*
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./k6 run -e PROFILE=0:60 -e CLIENTS=200 -e WRITE_OBJ_SIZE=1024 \
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-e S3_ENDPOINTS=host1:8084,host2:8084 -e PREGEN_JSON=test.json \
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scenarios/s3.js
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OBJ_NAME - if specified, this name will be used for all write operations instead of random generation.
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REGISTRY_FILE - if set, all produced objects will be stored in database for subsequent verification.
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*/
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// Parse profile from env
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const [ write, duration ] = __ENV.PROFILE.split(':');
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// Allocate VUs between write and read operations
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let read_vu_count = Math.ceil(__ENV.CLIENTS / 100 * (100 - parseInt(write)));
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let write_vu_count = __ENV.CLIENTS - read_vu_count;
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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://${s3_endpoint}`);
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const registry_enabled = !!__ENV.REGISTRY_FILE;
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const obj_registry = registry_enabled ? registry.open(__ENV.REGISTRY_FILE) : undefined;
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const generator = datagen.generator(1024 * parseInt(__ENV.WRITE_OBJ_SIZE));
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const scenarios = {};
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if (write_vu_count > 0){
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scenarios.write = {
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executor: 'constant-vus',
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vus: write_vu_count,
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duration: `${duration}s`,
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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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if (read_vu_count > 0){
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scenarios.read = {
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executor: 'constant-vus',
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vus: read_vu_count,
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duration: `${duration}s`,
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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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export function setup() {
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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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}
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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 const options = {
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scenarios,
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setupTimeout: '5s',
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};
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export function obj_write() {
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if (__ENV.SLEEP) {
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sleep(__ENV.SLEEP);
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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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console.log(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) {
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sleep(__ENV.SLEEP);
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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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console.log(resp.error);
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}
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}
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export function uuidv4() {
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return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
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let r = Math.random() * 16 | 0, v = c === 'x' ? r : (r & 0x3 | 0x8);
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return v.toString(16);
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});
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}
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