xk6-frostfs/scenarios/s3_multipart.js

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import datagen from 'k6/x/frostfs/datagen';
import logging from 'k6/x/frostfs/logging';
import registry from 'k6/x/frostfs/registry';
import s3 from 'k6/x/frostfs/s3';
import {SharedArray} from 'k6/data';
import {sleep} from 'k6';
import {textSummary} from './libs/k6-summary-0.0.2.js';
import {parseEnv} from './libs/env-parser.js';
import {uuidv4} from './libs/k6-utils-1.4.0.js';
parseEnv();
const bucket_list = new SharedArray('bucket_list', function () {
return JSON.parse(open(__ENV.PREGEN_JSON)).buckets;
});
const summary_json = __ENV.SUMMARY_JSON || "/tmp/summary.json";
// Select random S3 endpoint for current VU
const s3_endpoints = __ENV.S3_ENDPOINTS.split(',');
const s3_endpoint = s3_endpoints[Math.floor(Math.random() * s3_endpoints.length)];
const s3_client = s3.connect(`http://${s3_endpoint}`);
const log = logging.new().withField("endpoint", s3_endpoint);
const registry_enabled = !!__ENV.REGISTRY_FILE;
const obj_registry = registry_enabled ? registry.open(__ENV.REGISTRY_FILE) : undefined;
const duration = __ENV.DURATION;
const generator = datagen.generator(1024 * parseInt(__ENV.WRITE_OBJ_SIZE), __ENV.PAYLOAD_TYPE || "");
const scenarios = {};
const write_vu_count = parseInt(__ENV.WRITERS || '0');
if (write_vu_count < 1) {
throw 'number of VUs (env WRITERS) performing write operations should be greater than 0';
}
const write_multipart_vu_count = parseInt(__ENV.WRITERS_MULTIPART || '0');
if (write_multipart_vu_count < 1) {
throw 'number of parts (env WRITERS_MULTIPART) to upload in parallel should be greater than 0';
}
if (write_vu_count > 0) {
scenarios.write_multipart = {
executor: 'constant-vus',
vus: write_vu_count,
duration: `${duration}s`,
exec: 'obj_write_multipart',
gracefulStop: '5s',
};
}
export const options = {
scenarios,
setupTimeout: '5s',
};
export function setup() {
const total_vu_count = write_vu_count * write_multipart_vu_count;
console.log(`Pregenerated buckets: ${bucket_list.length}`);
console.log(`Writing VUs: ${write_vu_count}`);
console.log(`Writing multipart VUs: ${write_multipart_vu_count}`);
console.log(`Total VUs: ${total_vu_count}`);
}
export function teardown(data) {
if (obj_registry) {
obj_registry.close();
}
}
export function handleSummary(data) {
return {
'stdout': textSummary(data, {indent: ' ', enableColors: false}),
[summary_json]: JSON.stringify(data),
};
}
const write_multipart_part_size = 1024 * parseInt(__ENV.WRITE_OBJ_PART_SIZE || '0')
if (write_multipart_part_size < 5 * 1024 * 1024) {
throw 'part size (env WRITE_OBJ_PART_SIZE * 1024) must be greater than (5 MB)';
}
export function obj_write_multipart() {
if (__ENV.SLEEP_WRITE) {
sleep(__ENV.SLEEP_WRITE);
}
const key = __ENV.OBJ_NAME || uuidv4();
const bucket = bucket_list[Math.floor(Math.random() * bucket_list.length)];
const {payload, hash} = generator.genPayload(registry_enabled);
const resp = s3_client.multipart(bucket, key, write_multipart_part_size, write_multipart_vu_count, payload);
if (!resp.success) {
log.withFields({bucket: bucket, key: key}).error(resp.error);
return;
}
if (obj_registry) {
obj_registry.addObject("", "", bucket, key, hash);
}
}