NODEDC_PLATFORM/services/external-data-plane/test/managed-provisioner-auth.te...

218 lines
8.8 KiB
JavaScript

import assert from "node:assert/strict";
import {
generateKeyPairSync,
randomBytes,
sign,
} from "node:crypto";
import { chmod, mkdtemp, rm, symlink, writeFile } from "node:fs/promises";
import { tmpdir } from "node:os";
import { join } from "node:path";
import {
createManagedProvisionerRequestVerifier,
loadManagedProvisionerPublicKeyFile,
MANAGED_PROVISIONER_HEADERS,
managedProvisionerSigningPayload,
ManagedProvisionerReplayCache,
sha256RawBody,
} from "../src/managed-provisioner-auth.mjs";
const serviceId = "nodedc-engine";
const keyId = "engine-edp-managed-provisioner-v1";
const audience = "nodedc-external-data-plane.managed-provisioning.v1";
const nowMs = Date.parse("2026-07-16T12:00:00.000Z");
const { privateKey, publicKey } = generateKeyPairSync("ed25519");
let nonceSequence = 0;
const replayCache = new ManagedProvisionerReplayCache({ maxEntries: 100 });
const verify = createManagedProvisionerRequestVerifier({
publicKey,
serviceId,
keyId,
audience,
maxSkewMs: 60_000,
replayCache,
now: () => nowMs,
});
const valid = signedRequest();
assert.deepEqual(verify(valid), { serviceId, keyId });
assert.throws(() => verify(valid), hasCode("managed_provisioner_request_replayed", 409));
const whitespaceTamper = signedRequest();
whitespaceTamper.rawBody = Buffer.from(`${whitespaceTamper.rawBody.toString("utf8")} `, "utf8");
assert.throws(() => verify(whitespaceTamper), hasCode("managed_provisioner_body_hash_mismatch", 401));
const methodTamper = signedRequest();
methodTamper.method = "POST";
assert.throws(() => verify(methodTamper), hasCode("managed_provisioner_signature_invalid", 401));
const pathTamper = signedRequest();
pathTamper.originalUrl = `${pathTamper.originalUrl}?unexpected=true`;
assert.throws(() => verify(pathTamper), hasCode("managed_provisioner_signature_invalid", 401));
const audienceTamper = signedRequest();
setHeader(audienceTamper, MANAGED_PROVISIONER_HEADERS.audience, "other-audience");
assert.throws(() => verify(audienceTamper), hasCode("managed_provisioner_identity_mismatch", 401));
const serviceTamper = signedRequest();
setHeader(serviceTamper, MANAGED_PROVISIONER_HEADERS.serviceId, "other-engine");
assert.throws(() => verify(serviceTamper), hasCode("managed_provisioner_identity_mismatch", 401));
const keyTamper = signedRequest();
setHeader(keyTamper, MANAGED_PROVISIONER_HEADERS.keyId, "other-key-v1");
assert.throws(() => verify(keyTamper), hasCode("managed_provisioner_identity_mismatch", 401));
const forbiddenBearer = signedRequest();
forbiddenBearer.headers.authorization = "Bearer value-that-must-not-appear-in-errors";
forbiddenBearer.rawHeaders.push("Authorization", forbiddenBearer.headers.authorization);
assert.throws(
() => verify(forbiddenBearer),
(error) => hasCode("managed_provisioner_authorization_header_forbidden", 401)(error)
&& !error.message.includes("value-that-must-not-appear-in-errors"),
);
const stale = signedRequest({ timestamp: new Date(nowMs - 60_000).toISOString() });
assert.throws(() => verify(stale), hasCode("managed_provisioner_timestamp_outside_window", 401));
const future = signedRequest({ timestamp: new Date(nowMs + 60_000).toISOString() });
assert.throws(() => verify(future), hasCode("managed_provisioner_timestamp_outside_window", 401));
const invalidTimestamp = signedRequest();
setHeader(invalidTimestamp, MANAGED_PROVISIONER_HEADERS.timestamp, "2026-07-16T12:00:00Z");
assert.throws(() => verify(invalidTimestamp), hasCode("managed_provisioner_timestamp_invalid", 401));
const duplicateHeader = signedRequest();
duplicateHeader.rawHeaders.push(MANAGED_PROVISIONER_HEADERS.nonce, header(duplicateHeader, MANAGED_PROVISIONER_HEADERS.nonce));
assert.throws(() => verify(duplicateHeader), hasCode("managed_provisioner_header_invalid", 401));
const uncaptured = signedRequest();
uncaptured.rawBodyCaptured = false;
uncaptured.headers["content-length"] = String(uncaptured.rawBody.length);
assert.throws(() => verify(uncaptured), hasCode("managed_provisioner_raw_body_unavailable", 401));
const badSignature = signedRequest();
setHeader(badSignature, MANAGED_PROVISIONER_HEADERS.signature, randomBytes(64).toString("base64url"));
assert.throws(() => verify(badSignature), hasCode("managed_provisioner_signature_invalid", 401));
const paddedSignature = signedRequest();
setHeader(
paddedSignature,
MANAGED_PROVISIONER_HEADERS.signature,
`${header(paddedSignature, MANAGED_PROVISIONER_HEADERS.signature)}=`,
);
assert.throws(() => verify(paddedSignature), hasCode("managed_provisioner_signature_invalid", 401));
const uppercaseHash = signedRequest();
setHeader(
uppercaseHash,
MANAGED_PROVISIONER_HEADERS.bodySha256,
header(uppercaseHash, MANAGED_PROVISIONER_HEADERS.bodySha256).toUpperCase(),
);
assert.throws(() => verify(uppercaseHash), hasCode("managed_provisioner_body_hash_invalid", 401));
const cache = new ManagedProvisionerReplayCache({ maxEntries: 1 });
cache.consume("first", nowMs + 1000, nowMs);
assert.throws(() => cache.consume("second", nowMs + 1000, nowMs), hasCode("managed_provisioner_replay_cache_exhausted", 503));
assert.throws(() => cache.consume("first", nowMs + 1000, nowMs), hasCode("managed_provisioner_request_replayed", 409));
cache.consume("second", nowMs + 2000, nowMs + 1000);
const directory = await mkdtemp(join(tmpdir(), "nodedc-edp-managed-auth-"));
try {
const publicKeyPath = join(directory, "engine-public-key.pem");
const rsaPublicKeyPath = join(directory, "rsa-public-key.pem");
const privateKeyPath = join(directory, "engine-private-key.pem");
const symlinkPath = join(directory, "engine-public-key-link.pem");
await writeFile(publicKeyPath, publicKey.export({ type: "spki", format: "pem" }), { mode: 0o600 });
assert.equal(loadManagedProvisionerPublicKeyFile(publicKeyPath).asymmetricKeyType, "ed25519");
assert.throws(
() => loadManagedProvisionerPublicKeyFile("relative-public-key.pem"),
/external_data_plane_managed_provisioner_public_key_file_must_be_absolute/,
);
assert.throws(
() => loadManagedProvisionerPublicKeyFile(join(directory, "missing.pem")),
/external_data_plane_managed_provisioner_public_key_file_unreadable/,
);
await symlink(publicKeyPath, symlinkPath);
assert.throws(
() => loadManagedProvisionerPublicKeyFile(symlinkPath),
/external_data_plane_managed_provisioner_public_key_file_must_be_regular/,
);
await chmod(publicKeyPath, 0o622);
assert.throws(
() => loadManagedProvisionerPublicKeyFile(publicKeyPath),
/external_data_plane_managed_provisioner_public_key_file_permissions_invalid/,
);
await chmod(publicKeyPath, 0o600);
const { publicKey: rsaPublicKey } = generateKeyPairSync("rsa", { modulusLength: 2048 });
await writeFile(rsaPublicKeyPath, rsaPublicKey.export({ type: "spki", format: "pem" }), { mode: 0o600 });
assert.throws(
() => loadManagedProvisionerPublicKeyFile(rsaPublicKeyPath),
/external_data_plane_managed_provisioner_public_key_algorithm_invalid/,
);
await writeFile(privateKeyPath, privateKey.export({ type: "pkcs8", format: "pem" }), { mode: 0o600 });
assert.throws(
() => loadManagedProvisionerPublicKeyFile(privateKeyPath),
/external_data_plane_managed_provisioner_public_key_file_format_invalid/,
);
} finally {
await rm(directory, { recursive: true, force: true });
}
console.log("external-data-plane managed provisioner auth: ok");
function signedRequest({
method = "PUT",
path = "/internal/data-plane/v1/writer-bindings/by-key/engine.test.positions",
rawBody = Buffer.from('{"generation":1}', "utf8"),
timestamp = new Date(nowMs).toISOString(),
nonce = nextNonce(),
} = {}) {
const bodySha256 = sha256RawBody(rawBody);
const signature = sign(null, Buffer.from(managedProvisionerSigningPayload({
audience,
serviceId,
keyId,
method,
path,
timestamp,
nonce,
bodySha256,
}), "utf8"), privateKey).toString("base64url");
const headers = {
[MANAGED_PROVISIONER_HEADERS.serviceId]: serviceId,
[MANAGED_PROVISIONER_HEADERS.keyId]: keyId,
[MANAGED_PROVISIONER_HEADERS.audience]: audience,
[MANAGED_PROVISIONER_HEADERS.timestamp]: timestamp,
[MANAGED_PROVISIONER_HEADERS.nonce]: nonce,
[MANAGED_PROVISIONER_HEADERS.bodySha256]: bodySha256,
[MANAGED_PROVISIONER_HEADERS.signature]: signature,
"content-length": String(rawBody.length),
};
return {
method,
originalUrl: path,
headers,
rawHeaders: Object.entries(headers).flat(),
rawBody,
rawBodyCaptured: true,
};
}
function nextNonce() {
nonceSequence += 1;
return Buffer.from(`managed-auth-test-${String(nonceSequence).padStart(6, "0")}`).toString("base64url");
}
function header(req, name) {
return req.headers[name];
}
function setHeader(req, name, value) {
req.headers[name] = value;
const index = req.rawHeaders.findIndex((candidate) => String(candidate).toLowerCase() === name);
req.rawHeaders[index + 1] = value;
}
function hasCode(code, status) {
return (error) => error?.code === code && error?.status === status;
}