938 lines
30 KiB
TypeScript
938 lines
30 KiB
TypeScript
import { afterEach, describe, expect, test } from "bun:test";
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import { mkdtemp, rm } from "node:fs/promises";
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import { tmpdir } from "node:os";
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import { join } from "node:path";
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import { Writable } from "node:stream";
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import type { ApiRequestInit, ApiRequestOptions } from "../../lib/api";
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import {
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buildServices,
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resolveBuildImages,
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uploadWorkspaceSnapshot,
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type ApiRequester,
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TaskScheduler,
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MAX_CONCURRENT_REQUESTS,
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MAX_REQUESTS_PER_SECOND,
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} from "../../lib/build";
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import {
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workspaceManifestDigest,
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type WorkspaceSnapshot,
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} from "../../lib/workspace";
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import type { BuildRequest } from "../../shared/build-protocol";
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const directories: string[] = [];
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function emptySnapshot(): WorkspaceSnapshot {
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const manifest = { version: 1 as const, files: [] };
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return { manifest, digest: workspaceManifestDigest(manifest), blobs: [] };
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}
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function createSnapshotWithBlobs(
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count: number,
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blobSize: number,
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): WorkspaceSnapshot {
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const blobs = Array.from({ length: count }, (_, i) => {
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const data = new Uint8Array(blobSize);
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data.fill(i + 1);
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const digest = `sha256:${"0".repeat(62)}${String(i + 1).padStart(2, "0")}`;
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return {
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digest: digest as import("../../shared/build-protocol").Sha256Digest,
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data,
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};
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});
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const manifest = {
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version: 1 as const,
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files: blobs
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.map((blob, i) => ({
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path: `file${i}.txt`,
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type: "file" as const,
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digest: blob.digest,
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size: blob.data.byteLength,
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mode: 0o644 as const,
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}))
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.sort((left, right) =>
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Buffer.from(left.path).compare(Buffer.from(right.path)),
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),
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};
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return {
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manifest,
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digest: workspaceManifestDigest(manifest),
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blobs,
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};
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}
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afterEach(async () => {
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await Promise.all(
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directories
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.splice(0)
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.map((path) => rm(path, { recursive: true, force: true })),
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);
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});
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describe("authenticated build API pipeline", () => {
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test("negotiates and uploads the manifest through resumable blob routes", async () => {
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const snapshot = emptySnapshot();
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const calls: Array<{
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path: string;
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init?: ApiRequestInit;
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options?: ApiRequestOptions;
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}> = [];
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let negotiations = 0;
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const request: ApiRequester = async <T>(
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path: string,
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init?: ApiRequestInit,
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options?: ApiRequestOptions,
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) => {
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calls.push({ path, init, options });
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if (path === "/snapshots/negotiate") {
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negotiations += 1;
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return (
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negotiations === 1
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? {
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workspace: snapshot.digest,
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missing: [snapshot.digest],
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ready: false,
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}
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: { workspace: snapshot.digest, missing: [], ready: true }
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) as T;
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}
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if (init?.method === "POST" && !path.endsWith("/complete"))
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return { offset: 0, complete: false } as T;
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if (init?.method === "PATCH")
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return { offset: (init.body as Uint8Array).byteLength } as T;
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return { complete: true } as T;
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};
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await uploadWorkspaceSnapshot(snapshot, request);
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expect(
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calls.map(({ path, init }) => [init?.method ?? "GET", path]),
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).toEqual([
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["POST", "/snapshots/negotiate"],
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["POST", `/blobs/${encodeURIComponent(snapshot.digest)}/uploads`],
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["PATCH", `/blobs/${encodeURIComponent(snapshot.digest)}/uploads`],
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[
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"POST",
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`/blobs/${encodeURIComponent(snapshot.digest)}/uploads/complete`,
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],
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["POST", "/snapshots/negotiate"],
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]);
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expect(new Headers(calls[2]!.init?.headers).get("upload-offset")).toBe("0");
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});
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test("uses project-scoped URLs for every resumable blob upload endpoint", async () => {
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const snapshot = emptySnapshot();
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const project = "shop & staging";
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const uploadPath = `/blobs/${encodeURIComponent(snapshot.digest)}/uploads`;
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const calls: Array<{ method: string; path: string }> = [];
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let negotiations = 0;
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const request: ApiRequester = async <T>(
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path: string,
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init?: ApiRequestInit,
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) => {
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const url = new URL(path, "https://kuber.test");
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const method = init?.method ?? "GET";
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calls.push({ method, path });
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if (url.pathname === "/snapshots/negotiate") {
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negotiations += 1;
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return (
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negotiations === 1
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? {
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workspace: snapshot.digest,
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missing: [snapshot.digest],
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ready: false,
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}
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: { workspace: snapshot.digest, missing: [], ready: true }
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) as T;
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}
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if (url.pathname === uploadPath && method === "POST")
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return { offset: 0, complete: false } as T;
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if (url.pathname === uploadPath && method === "PATCH")
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return { offset: (init!.body as Uint8Array).byteLength } as T;
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if (url.pathname === `${uploadPath}/complete` && method === "POST")
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return { complete: true } as T;
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throw new Error(`Unexpected request ${method} ${path}`);
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};
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await uploadWorkspaceSnapshot(
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snapshot,
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request,
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undefined,
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undefined,
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project,
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);
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const projectQuery = `?project=${encodeURIComponent(project)}`;
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expect(calls).toEqual([
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{ method: "POST", path: "/snapshots/negotiate" },
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{ method: "POST", path: `${uploadPath}${projectQuery}` },
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{ method: "PATCH", path: `${uploadPath}${projectQuery}` },
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{ method: "POST", path: `${uploadPath}/complete${projectQuery}` },
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{ method: "POST", path: "/snapshots/negotiate" },
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]);
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});
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describe("TaskScheduler", () => {
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test("uses the production request limits", () => {
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expect(MAX_CONCURRENT_REQUESTS).toBe(20);
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expect(MAX_REQUESTS_PER_SECOND).toBe(40);
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});
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test("limits concurrent in-flight operations", async () => {
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let maxInflight = 0;
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let currentInflight = 0;
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const scheduler = new TaskScheduler({
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maxInflight: 5,
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maxPerSecond: 100,
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});
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const tasks = Array.from({ length: 10 }, () =>
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scheduler.run(async () => {
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currentInflight++;
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maxInflight = Math.max(maxInflight, currentInflight);
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await Bun.sleep(10);
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currentInflight--;
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}),
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);
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await Promise.all(tasks);
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expect(maxInflight).toBeLessThanOrEqual(5);
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});
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test("rate limits request starts to maxPerSecond", async () => {
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const requestStarts: number[] = [];
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let currentTime = 0;
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const clock = { now: () => currentTime };
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const sleep = async (ms: number) => {
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currentTime += ms;
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};
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const scheduler = new TaskScheduler({
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maxInflight: 100,
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maxPerSecond: 4,
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clock,
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sleep,
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});
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const tasks = Array.from({ length: 8 }, () =>
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scheduler.run(async () => {
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requestStarts.push(currentTime);
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}),
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);
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await Promise.all(tasks);
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for (const start of requestStarts) {
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expect(
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requestStarts.filter(
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(candidate) => candidate >= start && candidate < start + 1000,
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).length,
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).toBeLessThanOrEqual(4);
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}
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});
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});
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describe("concurrent blob uploads", () => {
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test("uploads multiple blobs concurrently", async () => {
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const snapshot = createSnapshotWithBlobs(5, 1024);
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let negotiations = 0;
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let inflight = 0;
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let maxInflight = 0;
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const request: ApiRequester = async <T>(
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path: string,
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init?: ApiRequestInit,
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) => {
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if (path === "/snapshots/negotiate") {
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negotiations += 1;
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return (
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negotiations === 1
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? {
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workspace: snapshot.digest,
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missing: snapshot.blobs.map((blob) => blob.digest),
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ready: false,
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}
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: { workspace: snapshot.digest, missing: [], ready: true }
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) as T;
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}
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inflight += 1;
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maxInflight = Math.max(maxInflight, inflight);
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await Bun.sleep(5);
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inflight -= 1;
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if (init?.method === "POST" && !path.endsWith("/complete"))
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return { offset: 0, complete: false } as T;
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if (init?.method === "PATCH") {
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return { offset: (init.body as Uint8Array).byteLength } as T;
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}
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return { complete: true } as T;
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};
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await uploadWorkspaceSnapshot(
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snapshot,
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request,
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undefined,
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new TaskScheduler({ maxInflight: 5, maxPerSecond: 100 }),
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);
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expect(maxInflight).toBeGreaterThan(1);
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expect(negotiations).toBe(2);
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});
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test("completes active blobs before initializing the full backlog", async () => {
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const snapshot = createSnapshotWithBlobs(12, 1024);
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const methods: string[] = [];
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let negotiations = 0;
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const request: ApiRequester = async <T>(
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path: string,
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init?: ApiRequestInit,
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) => {
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if (path === "/snapshots/negotiate") {
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negotiations += 1;
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return (
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negotiations === 1
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? {
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workspace: snapshot.digest,
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missing: snapshot.blobs.map((blob) => blob.digest),
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ready: false,
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}
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: { workspace: snapshot.digest, missing: [], ready: true }
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) as T;
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}
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methods.push(
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path.endsWith("/complete") ? "complete" : (init?.method ?? "GET"),
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);
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if (init?.method === "POST" && !path.endsWith("/complete"))
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return { offset: 0, complete: false } as T;
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if (init?.method === "PATCH")
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return { offset: (init.body as Uint8Array).byteLength } as T;
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return { complete: true } as T;
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};
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await uploadWorkspaceSnapshot(
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snapshot,
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request,
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undefined,
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new TaskScheduler({ maxInflight: 4, maxPerSecond: 100 }),
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);
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expect(methods.indexOf("complete")).toBeLessThan(
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methods.lastIndexOf("POST"),
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);
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});
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test("inflight never exceeds configured maximum", async () => {
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const snapshot = createSnapshotWithBlobs(30, 1024);
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let currentInflight = 0;
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let maxObservedInflight = 0;
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const maxInflight = 10;
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let negotiations = 0;
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const request: ApiRequester = async <T>(
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path: string,
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init?: ApiRequestInit,
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) => {
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if (path === "/snapshots/negotiate") {
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negotiations += 1;
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return (
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negotiations === 1
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? {
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workspace: snapshot.digest,
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missing: snapshot.blobs.map((blob) => blob.digest),
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ready: false,
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}
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: { workspace: snapshot.digest, missing: [], ready: true }
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) as T;
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}
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currentInflight += 1;
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maxObservedInflight = Math.max(maxObservedInflight, currentInflight);
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await Bun.sleep(2);
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currentInflight -= 1;
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if (init?.method === "POST" && !path.endsWith("/complete"))
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return { offset: 0, complete: false } as T;
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if (init?.method === "PATCH") {
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return { offset: (init.body as Uint8Array).byteLength } as T;
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}
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return { complete: true } as T;
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};
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await uploadWorkspaceSnapshot(
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snapshot,
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request,
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undefined,
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new TaskScheduler({ maxInflight, maxPerSecond: 1000 }),
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);
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expect(maxObservedInflight).toBeLessThanOrEqual(maxInflight);
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});
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test("request starts are rate-limited to maxPerSecond", async () => {
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const snapshot = createSnapshotWithBlobs(8, 1024);
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const requestStarts: Array<{ path: string; time: number }> = [];
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let currentTime = 0;
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const clock = { now: () => currentTime };
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const sleep = async (ms: number) => {
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currentTime += ms;
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};
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let negotiations = 0;
|
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const request: ApiRequester = async <T>(
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path: string,
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init?: ApiRequestInit,
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) => {
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requestStarts.push({ path, time: currentTime });
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if (path === "/snapshots/negotiate") {
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negotiations += 1;
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return (
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negotiations === 1
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? {
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workspace: snapshot.digest,
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missing: snapshot.blobs.map((blob) => blob.digest),
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ready: false,
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}
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: { workspace: snapshot.digest, missing: [], ready: true }
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) as T;
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}
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if (init?.method === "POST" && !path.endsWith("/complete")) {
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return { offset: 0, complete: false } as T;
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}
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if (init?.method === "PATCH") {
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return { offset: (init.body as Uint8Array).byteLength } as T;
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}
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if (path.endsWith("/complete")) {
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return { complete: true } as T;
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}
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return { complete: true } as T;
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};
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const maxPerSecond = 4;
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await uploadWorkspaceSnapshot(
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snapshot,
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request,
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undefined,
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new TaskScheduler({
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maxInflight: 100,
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maxPerSecond,
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clock,
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sleep,
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}),
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);
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for (const { time } of requestStarts) {
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expect(
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requestStarts.filter(
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({ time: candidate }) =>
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candidate >= time && candidate < time + 1000,
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).length,
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).toBeLessThanOrEqual(maxPerSecond);
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}
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});
|
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|
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test("chunks of one blob remain ordered during concurrent uploads", async () => {
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const blobSize = 25 * 1024 * 1024;
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const snapshot = createSnapshotWithBlobs(3, blobSize);
|
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const chunkOrders = new Map<string, number[]>();
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let negotiations = 0;
|
|
|
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const request: ApiRequester = async <T>(
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path: string,
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init?: ApiRequestInit,
|
|
) => {
|
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if (path === "/snapshots/negotiate") {
|
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negotiations += 1;
|
|
return (
|
|
negotiations === 1
|
|
? {
|
|
workspace: snapshot.digest,
|
|
missing: snapshot.blobs.map((blob) => blob.digest),
|
|
ready: false,
|
|
}
|
|
: { workspace: snapshot.digest, missing: [], ready: true }
|
|
) as T;
|
|
}
|
|
if (init?.method === "POST" && !path.endsWith("/complete")) {
|
|
return { offset: 0, complete: false } as T;
|
|
}
|
|
if (init?.method === "PATCH") {
|
|
const digest = decodeURIComponent(path.split("/")[2]!);
|
|
const offset = Number(
|
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new Headers(init.headers).get("upload-offset") ?? "0",
|
|
);
|
|
const chunkIndex = Math.floor(offset / (8 * 1024 * 1024));
|
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if (!chunkOrders.has(digest)) chunkOrders.set(digest, []);
|
|
chunkOrders.get(digest)!.push(chunkIndex);
|
|
return { offset: offset + (init.body as Uint8Array).byteLength } as T;
|
|
}
|
|
return { complete: true } as T;
|
|
};
|
|
|
|
await uploadWorkspaceSnapshot(
|
|
snapshot,
|
|
request,
|
|
undefined,
|
|
new TaskScheduler({ maxInflight: 3, maxPerSecond: 100 }),
|
|
);
|
|
|
|
for (const [, chunks] of chunkOrders) {
|
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for (let i = 1; i < chunks.length; i++) {
|
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expect(chunks[i]!).toBeGreaterThan(chunks[i - 1]!);
|
|
}
|
|
}
|
|
});
|
|
});
|
|
|
|
test("submits, reconciles, reports logs, and returns the server image reference", async () => {
|
|
const root = await mkdtemp(join(tmpdir(), "kuber-build-api-"));
|
|
directories.push(root);
|
|
const git = Bun.spawn(["git", "init", "-q", root]);
|
|
expect(await git.exited).toBe(0);
|
|
const snapshot = emptySnapshot();
|
|
const calls: Array<{
|
|
path: string;
|
|
init?: ApiRequestInit;
|
|
options?: ApiRequestOptions;
|
|
}> = [];
|
|
let submitted: BuildRequest | undefined;
|
|
const output: string[] = [];
|
|
const request: ApiRequester = async <T>(
|
|
path: string,
|
|
init?: ApiRequestInit,
|
|
options?: ApiRequestOptions,
|
|
) => {
|
|
calls.push({ path, init, options });
|
|
if (path === "/snapshots/negotiate")
|
|
return { workspace: snapshot.digest, missing: [], ready: true } as T;
|
|
if (path === "/builds") {
|
|
submitted = init?.json as BuildRequest;
|
|
return {
|
|
version: 1,
|
|
id: submitted.id,
|
|
state: "queued",
|
|
createdAt: "2026-01-01T00:00:00Z",
|
|
} as T;
|
|
}
|
|
if (path.includes("/events"))
|
|
return [
|
|
{
|
|
type: "log",
|
|
id: submitted!.id,
|
|
sequence: 1,
|
|
message: "build log\n",
|
|
},
|
|
] as T;
|
|
if (path.endsWith("/reconcile"))
|
|
return {
|
|
version: 1,
|
|
id: submitted!.id,
|
|
state: "succeeded",
|
|
createdAt: "2026-01-01T00:00:00Z",
|
|
digest: `sha256:${"a".repeat(64)}`,
|
|
} as T;
|
|
if (path.endsWith("/result"))
|
|
return {
|
|
image: "registry.server/kuber/shop-web",
|
|
digest: `sha256:${"a".repeat(64)}`,
|
|
reference: `registry.server/kuber/shop-web@sha256:${"a".repeat(64)}`,
|
|
} as T;
|
|
throw new Error(`Unexpected request ${path}`);
|
|
};
|
|
|
|
const result = await buildServices(
|
|
"shop",
|
|
{
|
|
services: { web: { build: { context: ".", args: { MODE: "prod" } } } },
|
|
},
|
|
root,
|
|
{
|
|
progress: (message) => {
|
|
output.push(message);
|
|
},
|
|
},
|
|
{ request, snapshot, sleep: async () => {}, pollIntervalMs: 0 },
|
|
);
|
|
|
|
expect(submitted?.spec).toMatchObject({
|
|
architecture: "arm64",
|
|
context: ".",
|
|
buildArgs: ["MODE=prod"],
|
|
workspace: snapshot.digest,
|
|
});
|
|
expect(result).toEqual({
|
|
built: ["web"],
|
|
changed: ["web"],
|
|
images: {
|
|
web: `registry.server/kuber/shop-web@sha256:${"a".repeat(64)}`,
|
|
},
|
|
});
|
|
expect(output).toContain("web: build log");
|
|
expect(calls.find(({ path }) => path === "/builds")?.options).toEqual({
|
|
timeoutMs: 300_000,
|
|
});
|
|
expect(
|
|
calls
|
|
.filter(
|
|
({ path }) => path.includes("/events") || path.endsWith("/reconcile"),
|
|
)
|
|
.map(({ options }) => options),
|
|
).toEqual([
|
|
{ timeoutMs: 300_000 },
|
|
{ timeoutMs: 300_000 },
|
|
{ timeoutMs: 300_000 },
|
|
]);
|
|
expect(calls.some(({ path }) => path.endsWith("/result"))).toBe(true);
|
|
});
|
|
|
|
test("bounds overlapping builds, attributes logs, and returns images in compose order", async () => {
|
|
const root = await mkdtemp(join(tmpdir(), "kuber-build-api-"));
|
|
directories.push(root);
|
|
expect(await Bun.spawn(["git", "init", "-q", root]).exited).toBe(0);
|
|
const snapshot = emptySnapshot();
|
|
const started: string[] = [];
|
|
const startWaiters = new Map<number, () => void>();
|
|
const waitForStart = (count: number) =>
|
|
new Promise<void>((resolve) => {
|
|
startWaiters.set(count, resolve);
|
|
});
|
|
const firstTwo = waitForStart(2);
|
|
const third = waitForStart(3);
|
|
const fourth = waitForStart(4);
|
|
const released = new Map<string, () => void>();
|
|
const gates = new Map<string, Promise<void>>();
|
|
const ids = new Map<string, string>();
|
|
const output: string[] = [];
|
|
const stream = new Writable({
|
|
write(chunk, _encoding, done) {
|
|
output.push(String(chunk));
|
|
done();
|
|
},
|
|
});
|
|
const request: ApiRequester = async <T>(
|
|
path: string,
|
|
init?: ApiRequestInit,
|
|
) => {
|
|
if (path === "/snapshots/negotiate")
|
|
return { workspace: snapshot.digest, missing: [], ready: true } as T;
|
|
if (path === "/builds") {
|
|
const build = init?.json as BuildRequest;
|
|
started.push(build.service);
|
|
startWaiters.get(started.length)?.();
|
|
ids.set(build.id, build.service);
|
|
gates.set(
|
|
build.service,
|
|
new Promise<void>((resolve) => released.set(build.service, resolve)),
|
|
);
|
|
return { id: build.id, state: "queued" } as T;
|
|
}
|
|
const id = path.split("/")[2]!;
|
|
const service = ids.get(id)!;
|
|
if (path.includes("/events"))
|
|
return [{ type: "log", sequence: 1, message: `log ${service}\n` }] as T;
|
|
if (path.endsWith("/reconcile")) {
|
|
await gates.get(service);
|
|
return { id, state: "succeeded" } as T;
|
|
}
|
|
if (path.endsWith("/result")) return { reference: `image:${service}` } as T;
|
|
throw new Error(`Unexpected request ${path}`);
|
|
};
|
|
const run = buildServices(
|
|
"shop",
|
|
{
|
|
services: Object.fromEntries(
|
|
["one", "two", "three", "four"].map((name) => [
|
|
name,
|
|
{ build: "." },
|
|
]),
|
|
),
|
|
},
|
|
root,
|
|
{ stream },
|
|
{ request, snapshot, buildConcurrency: 2, sleep: async () => {} },
|
|
);
|
|
try {
|
|
await firstTwo;
|
|
expect(started).toEqual(["one", "two"]);
|
|
released.get("two")!();
|
|
await third;
|
|
expect(started).toEqual(["one", "two", "three"]);
|
|
released.get("three")!();
|
|
await fourth;
|
|
released.get("four")!();
|
|
released.get("one")!();
|
|
expect(await run).toEqual({
|
|
built: ["one", "two", "three", "four"],
|
|
changed: ["one", "two", "three", "four"],
|
|
images: {
|
|
one: "image:one",
|
|
two: "image:two",
|
|
three: "image:three",
|
|
four: "image:four",
|
|
},
|
|
});
|
|
expect(new Set(ids.keys()).size).toBe(4);
|
|
expect(output).toEqual(
|
|
expect.arrayContaining([
|
|
"[one] log one\n",
|
|
"[two] log two\n",
|
|
"[three] log three\n",
|
|
"[four] log four\n",
|
|
]),
|
|
);
|
|
} finally {
|
|
for (const release of released.values()) release();
|
|
await run.catch(() => {});
|
|
}
|
|
});
|
|
|
|
test("drains active builds and does not start queued services after failure", async () => {
|
|
const root = await mkdtemp(join(tmpdir(), "kuber-build-api-"));
|
|
directories.push(root);
|
|
expect(await Bun.spawn(["git", "init", "-q", root]).exited).toBe(0);
|
|
const snapshot = emptySnapshot();
|
|
const started: string[] = [];
|
|
let bothReady!: () => void;
|
|
const bothStarted = new Promise<void>((resolve) => {
|
|
bothReady = resolve;
|
|
});
|
|
let fail!: (error: Error) => void;
|
|
let finish!: () => void;
|
|
const failing = new Promise<never>((_resolve, reject) => {
|
|
fail = reject;
|
|
});
|
|
const active = new Promise<void>((resolve) => {
|
|
finish = resolve;
|
|
});
|
|
const request: ApiRequester = async <T>(
|
|
path: string,
|
|
init?: ApiRequestInit,
|
|
) => {
|
|
if (path === "/snapshots/negotiate") return { ready: true } as T;
|
|
if (path === "/builds") {
|
|
const service = (init!.json as BuildRequest).service;
|
|
started.push(service);
|
|
if (started.length === 2) bothReady();
|
|
if (service === "one") return await failing;
|
|
await active;
|
|
return { state: "succeeded" } as T;
|
|
}
|
|
if (path.includes("/events")) return [] as T;
|
|
if (path.endsWith("/result")) return { reference: "image:two" } as T;
|
|
throw new Error(`Unexpected request ${path}`);
|
|
};
|
|
const run = buildServices(
|
|
"shop",
|
|
{
|
|
services: {
|
|
one: { build: "." },
|
|
two: { build: "." },
|
|
three: { build: "." },
|
|
},
|
|
},
|
|
root,
|
|
undefined,
|
|
{ request, snapshot, buildConcurrency: 2 },
|
|
);
|
|
const outcome = run.then(() => undefined, (error: unknown) => error);
|
|
await bothStarted;
|
|
fail(new Error("first build failed"));
|
|
await Promise.resolve();
|
|
expect(started).toEqual(["one", "two"]);
|
|
finish();
|
|
expect(await outcome).toMatchObject({ message: "first build failed" });
|
|
expect(started).toEqual(["one", "two"]);
|
|
});
|
|
|
|
test("passes cancellation to active build requests and skips queued builds", async () => {
|
|
const root = await mkdtemp(join(tmpdir(), "kuber-build-api-"));
|
|
directories.push(root);
|
|
expect(await Bun.spawn(["git", "init", "-q", root]).exited).toBe(0);
|
|
const snapshot = emptySnapshot();
|
|
const controller = new AbortController();
|
|
const cancelled = new DOMException("Cancelled", "AbortError");
|
|
const started: string[] = [];
|
|
let ready!: () => void;
|
|
const bothStarted = new Promise<void>((resolve) => {
|
|
ready = resolve;
|
|
});
|
|
const request: ApiRequester = async <T>(
|
|
path: string,
|
|
init?: ApiRequestInit,
|
|
) => {
|
|
if (path === "/snapshots/negotiate") return { ready: true } as T;
|
|
if (path === "/builds") {
|
|
started.push((init!.json as BuildRequest).service);
|
|
expect(init?.signal).toBe(controller.signal);
|
|
if (started.length === 2) ready();
|
|
return await new Promise<T>((_resolve, reject) => {
|
|
init?.signal?.addEventListener(
|
|
"abort",
|
|
() => reject(init.signal!.reason),
|
|
{ once: true },
|
|
);
|
|
});
|
|
}
|
|
throw new Error(`Unexpected request ${path}`);
|
|
};
|
|
const outcome = buildServices(
|
|
"shop",
|
|
{
|
|
services: {
|
|
one: { build: "." },
|
|
two: { build: "." },
|
|
three: { build: "." },
|
|
},
|
|
},
|
|
root,
|
|
undefined,
|
|
{ request, snapshot, buildConcurrency: 2, signal: controller.signal },
|
|
).then(
|
|
() => undefined,
|
|
(error: unknown) => error,
|
|
);
|
|
await bothStarted;
|
|
controller.abort(cancelled);
|
|
expect(await outcome).toBe(cancelled);
|
|
expect(started).toEqual(["one", "two"]);
|
|
});
|
|
|
|
test("retries a timed out poll request with the build request timeout", async () => {
|
|
const root = await mkdtemp(join(tmpdir(), "kuber-build-api-"));
|
|
directories.push(root);
|
|
const git = Bun.spawn(["git", "init", "-q", root]);
|
|
expect(await git.exited).toBe(0);
|
|
const snapshot = emptySnapshot();
|
|
const pollCalls: Array<{ path: string; options?: ApiRequestOptions }> = [];
|
|
let buildId = "";
|
|
let eventRequests = 0;
|
|
const request: ApiRequester = async <T>(
|
|
path: string,
|
|
init?: ApiRequestInit,
|
|
options?: ApiRequestOptions,
|
|
) => {
|
|
if (path === "/snapshots/negotiate")
|
|
return { workspace: snapshot.digest, missing: [], ready: true } as T;
|
|
if (path === "/builds") {
|
|
const buildRequest = init?.json as BuildRequest | undefined;
|
|
if (!buildRequest) throw new Error("Expected build request");
|
|
buildId = buildRequest.id;
|
|
return {
|
|
version: 1,
|
|
id: buildId,
|
|
state: "queued",
|
|
createdAt: "2026-01-01T00:00:00Z",
|
|
} as T;
|
|
}
|
|
if (path.includes("/events")) {
|
|
pollCalls.push({ path, options });
|
|
eventRequests += 1;
|
|
if (eventRequests === 1)
|
|
throw new DOMException("request timed out", "TimeoutError");
|
|
return [] as T;
|
|
}
|
|
if (path.endsWith("/reconcile")) {
|
|
pollCalls.push({ path, options });
|
|
return {
|
|
version: 1,
|
|
id: buildId,
|
|
state: "succeeded",
|
|
createdAt: "2026-01-01T00:00:00Z",
|
|
digest: `sha256:${"a".repeat(64)}`,
|
|
} as T;
|
|
}
|
|
if (path.endsWith("/result"))
|
|
return {
|
|
image: "registry.server/kuber/shop-web",
|
|
digest: `sha256:${"a".repeat(64)}`,
|
|
reference: `registry.server/kuber/shop-web@sha256:${"a".repeat(64)}`,
|
|
} as T;
|
|
throw new Error(`Unexpected request ${path}`);
|
|
};
|
|
|
|
await buildServices(
|
|
"shop",
|
|
{ services: { web: { build: "." } } },
|
|
root,
|
|
undefined,
|
|
{ request, snapshot, sleep: async () => {}, pollIntervalMs: 0 },
|
|
);
|
|
|
|
expect(eventRequests).toBe(3);
|
|
expect(pollCalls).toEqual([
|
|
expect.objectContaining({ options: { timeoutMs: 300_000 } }),
|
|
expect.objectContaining({ options: { timeoutMs: 300_000 } }),
|
|
expect.objectContaining({ options: { timeoutMs: 300_000 } }),
|
|
expect.objectContaining({ options: { timeoutMs: 300_000 } }),
|
|
]);
|
|
});
|
|
|
|
test("no-build image resolution uses only the resolve route", async () => {
|
|
const calls: string[] = [];
|
|
const images = await resolveBuildImages(
|
|
"shop",
|
|
{ services: { web: { build: "." }, cache: { image: "redis" } } },
|
|
{
|
|
request: async <T>(path: string, init?: ApiRequestInit) => {
|
|
calls.push(`${init?.method}:${path}:${JSON.stringify(init?.json)}`);
|
|
return { reference: "registry/web@sha256:immutable" } as T;
|
|
},
|
|
},
|
|
);
|
|
expect(images).toEqual({ web: "registry/web@sha256:immutable" });
|
|
expect(calls).toEqual([
|
|
'POST:/images/resolve:{"project":"shop","service":"web"}',
|
|
]);
|
|
});
|
|
|
|
test("resolves build images concurrently with bounded concurrency and stable order", async () => {
|
|
const services = ["one", "two", "three", "four", "five"];
|
|
const started: string[] = [];
|
|
const pending: Array<() => void> = [];
|
|
let active = 0;
|
|
let maximumActive = 0;
|
|
let releaseFirstWave!: () => void;
|
|
const firstWave = new Promise<void>((resolve) => {
|
|
releaseFirstWave = resolve;
|
|
});
|
|
const run = resolveBuildImages(
|
|
"shop",
|
|
{
|
|
services: Object.fromEntries([
|
|
...services.map((service) => [service, { build: "." }]),
|
|
["cache", { image: "redis" }],
|
|
]),
|
|
},
|
|
{
|
|
request: async <T>(_path: string, init?: ApiRequestInit) => {
|
|
const service = ((init?.json ?? {}) as { service: string }).service;
|
|
started.push(service);
|
|
active++;
|
|
maximumActive = Math.max(maximumActive, active);
|
|
if (started.length === 3) releaseFirstWave();
|
|
await new Promise<void>((resolve) => pending.push(resolve));
|
|
active--;
|
|
return { reference: `image:${service}` } as T;
|
|
},
|
|
},
|
|
);
|
|
|
|
try {
|
|
await firstWave;
|
|
expect(started).toEqual(services.slice(0, 3));
|
|
expect(maximumActive).toBe(3);
|
|
for (let i = 0; i < services.length; i++) {
|
|
const release = pending.shift();
|
|
if (!release) throw new Error("Expected a pending image request");
|
|
release();
|
|
await Promise.resolve();
|
|
await Promise.resolve();
|
|
}
|
|
const images = await run;
|
|
expect(Object.keys(images)).toEqual(services);
|
|
expect(images).toEqual(Object.fromEntries(services.map((service) => [service, `image:${service}`])));
|
|
expect(started).toEqual(services);
|
|
} finally {
|
|
for (const release of pending) release();
|
|
await run.catch(() => {});
|
|
}
|
|
});
|
|
});
|