forked from TrueCloudLab/xk6-frostfs
123 lines
3.5 KiB
JavaScript
123 lines
3.5 KiB
JavaScript
import datagen from 'k6/x/neofs/datagen';
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import native from 'k6/x/neofs/native';
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import registry from 'k6/x/neofs/registry';
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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 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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/*
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./k6 run -e PROFILE=0:60 -e CLIENTS=200 -e WRITE_OBJ_SIZE=1024 \
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-e GRPC_ENDPOINTS=host1:8080,host2:8080 \
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-e PREGEN_JSON=test.json \
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scenarios/grpc.js
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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 (format is write:duration)
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// * write - percent of VUs performing write operations (the rest will be read VUs)
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// * duration - duration in seconds
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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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const read_vu_count = Math.ceil(__ENV.CLIENTS / 100 * (100 - parseInt(write)));
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const write_vu_count = __ENV.CLIENTS - read_vu_count;
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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, '');
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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 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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}
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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 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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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(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) {
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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 = grpc_client.get(obj.container, 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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