feat(quality): add anti-inert gate registry

This commit is contained in:
2026-08-01 09:58:46 -05:00
parent f4fd5967fc
commit 0b4aa4751a
18 changed files with 3247 additions and 3 deletions
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import { existsSync } from 'node:fs';
import { createHash } from 'node:crypto';
import { access, lstat, mkdir, mkdtemp, readFile, readdir, readlink, rm } from 'node:fs/promises';
import { spawnSync } from 'node:child_process';
import path from 'node:path';
function git(root, args, { allowFailure = false } = {}) {
const result = spawnSync('git', args, { cwd: root, encoding: 'utf8' });
if (result.status !== 0 && !allowFailure) {
throw new Error(`git ${args.join(' ')} failed: ${(result.stderr || result.stdout).trim()}`);
}
return result;
}
export async function listProspectiveCommits(root, activationCommit, head = 'HEAD') {
const result = git(root, [
'rev-list',
'--first-parent',
'--reverse',
`${activationCommit}..${head}`,
]);
return result.stdout.trim() ? result.stdout.trim().split('\n') : [];
}
export async function readManifestAtCommit(root, commit) {
const result = git(root, ['show', `${commit}:gates/gates.manifest.json`]);
return JSON.parse(result.stdout);
}
async function snapshotAuthoritativeTree(root) {
const snapshot = new Map();
async function walk(current) {
for (const child of await readdir(current, { withFileTypes: true })) {
if (['.git', '.home', 'node_modules'].includes(child.name)) continue;
const absolute = path.join(current, child.name);
const relative = path.relative(root, absolute).split(path.sep).join('/');
const stats = await lstat(absolute);
if (stats.isDirectory()) {
await walk(absolute);
} else if (stats.isSymbolicLink()) {
snapshot.set(relative, `symlink:${stats.mode}:${await readlink(absolute)}`);
} else if (stats.isFile()) {
const digest = createHash('sha256').update(await readFile(absolute)).digest('hex');
snapshot.set(relative, `file:${stats.mode}:${digest}`);
}
}
}
await walk(root);
return snapshot;
}
async function authoritativeTreeChanges(root, snapshot) {
const changes = [];
for (const [relative, expected] of snapshot) {
const absolute = path.join(root, relative);
let actual;
try {
const stats = await lstat(absolute);
if (stats.isSymbolicLink()) {
actual = `symlink:${stats.mode}:${await readlink(absolute)}`;
} else if (stats.isFile()) {
const digest = createHash('sha256').update(await readFile(absolute)).digest('hex');
actual = `file:${stats.mode}:${digest}`;
} else {
actual = `other:${stats.mode}`;
}
} catch (error) {
if (error.code !== 'ENOENT') throw error;
actual = 'missing';
}
if (actual !== expected) changes.push(relative);
}
return changes;
}
function bubblewrap(root, command, args, { storePath, timeout = 300_000 } = {}) {
const sandboxArgs = [
'--unshare-net',
'--unshare-pid',
'--unshare-ipc',
'--unshare-uts',
'--die-with-parent',
'--new-session',
'--clearenv',
];
for (const systemPath of ['/usr', '/bin', '/lib', '/lib64', '/etc']) {
if (existsSync(systemPath)) sandboxArgs.push('--ro-bind', systemPath, systemPath);
}
sandboxArgs.push('--dev', '/dev', '--proc', '/proc', '--tmpfs', '/tmp', '--bind', root, '/work');
if (storePath) sandboxArgs.push('--ro-bind', storePath, '/pnpm-store');
const corepackHome = path.join(process.env.HOME ?? '', '.cache', 'node', 'corepack');
if (existsSync(corepackHome)) sandboxArgs.push('--ro-bind', corepackHome, '/corepack');
sandboxArgs.push(
'--chdir',
'/work',
'--setenv',
'HOME',
'/work/.home',
'--setenv',
'PATH',
'/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin',
'--setenv',
'LANG',
'C.UTF-8',
'--setenv',
'CI',
'true',
);
if (storePath) sandboxArgs.push('--setenv', 'NPM_CONFIG_STORE_DIR', '/pnpm-store');
if (existsSync(corepackHome)) sandboxArgs.push('--setenv', 'COREPACK_HOME', '/corepack');
sandboxArgs.push(command, ...args);
return spawnSync('bwrap', sandboxArgs, { encoding: 'utf8', timeout });
}
export async function replayCommit(root, commit) {
const replayRoot = await mkdtemp(
path.join(path.dirname(root), `.gate-history-${commit.slice(0, 12)}-`),
);
const archive = `${replayRoot}.tar`;
try {
git(root, ['archive', '--format=tar', `--output=${archive}`, commit]);
const extract = spawnSync('tar', ['-xf', archive, '-C', replayRoot], { encoding: 'utf8' });
if (extract.status !== 0) {
return { status: extract.status, stdout: extract.stdout, stderr: extract.stderr };
}
const authoritativeSnapshot = await snapshotAuthoritativeTree(replayRoot);
await mkdir(path.join(replayRoot, '.home'), { recursive: true });
let storePath;
try {
await access(path.join(replayRoot, 'package.json'));
const init = spawnSync('git', ['init', '--quiet', replayRoot], { encoding: 'utf8' });
if (init.status !== 0) return init;
const store = spawnSync('pnpm', ['store', 'path'], { encoding: 'utf8' });
if (store.status !== 0) return store;
storePath = store.stdout.trim();
const install = bubblewrap(
replayRoot,
'pnpm',
['install', '--frozen-lockfile', '--offline'],
{ storePath, timeout: 600_000 },
);
if (install.status !== 0 || install.error || install.signal) {
return {
...install,
stderr: `historical frozen dependency install failed: ${install.stderr || install.stdout || ''}`,
};
}
const authoritativeChanges = await authoritativeTreeChanges(
replayRoot,
authoritativeSnapshot,
);
if (authoritativeChanges.length > 0) {
return {
status: 1,
stdout: '',
stderr: `authoritative archived file changed during historical install: ${authoritativeChanges.join(', ')}`,
};
}
} catch (error) {
if (error.code !== 'ENOENT') throw error;
}
return bubblewrap(
replayRoot,
process.execPath,
[
'/work/scripts/gate-verify.mjs',
'--root',
'/work',
'--manifest',
'gates/gates.manifest.json',
'--skip-history',
],
{ storePath },
);
} finally {
await rm(archive, { force: true });
await rm(replayRoot, { recursive: true, force: true });
}
}
export function assessProviderEvidence(commit, pipelines) {
const matches = pipelines.filter((candidate) => candidate.commit === commit);
if (matches.length === 0) {
return {
state: 'absent',
detail:
'no retained provider record was supplied; retention expiry and never-ran are not inferred',
};
}
const pipelineStates = new Set(['success', 'failure', 'error', 'pending', 'running', 'queued']);
const stepStates = new Set([
'success',
'failure',
'error',
'pending',
'running',
'queued',
'skipped',
]);
const numbers = matches.map((candidate) => candidate.number);
const malformed = matches.some(
(candidate) =>
typeof candidate.commit !== 'string' ||
candidate.commit.length === 0 ||
!Number.isInteger(candidate.number) ||
!pipelineStates.has(candidate.status) ||
!Array.isArray(candidate.steps) ||
candidate.steps.some(
(step) =>
typeof step?.name !== 'string' ||
typeof step?.status !== 'string' ||
!stepStates.has(step.status),
),
);
if (malformed || new Set(numbers).size !== numbers.length) {
return {
state: 'terminal-failure',
detail: 'provider records are malformed or have ambiguous pipeline numbers',
};
}
const pipeline = [...matches].sort((left, right) => right.number - left.number)[0];
const gateSteps = (pipeline.steps ?? []).filter((step) => step.name === 'gate-verify');
if (gateSteps.length !== 1) {
return {
state: 'terminal-failure',
detail: `provider record has ambiguous gate-verify step count ${gateSteps.length}`,
};
}
const [gateStep] = gateSteps;
if (pipeline.status === 'success' && gateStep.status === 'success') {
return { state: 'terminal-success', detail: 'pipeline and gate-verify step succeeded' };
}
if (['pending', 'running', 'queued'].includes(pipeline.status)) {
return { state: 'current-running', detail: `pipeline is ${pipeline.status}` };
}
return {
state: 'terminal-failure',
detail: `pipeline=${pipeline.status ?? 'unknown'}, gate-verify=${gateStep?.status ?? 'absent'}`,
};
}
async function loadProviderEvidence() {
const evidenceFile = process.env.GATE_PROVIDER_EVIDENCE_FILE;
if (!evidenceFile) return [];
const parsed = JSON.parse(await readFile(evidenceFile, 'utf8'));
if (!Array.isArray(parsed)) throw new Error('provider evidence file must contain a JSON array');
return parsed;
}
function isMainCommit(root, head) {
if (process.env.CI_COMMIT_BRANCH === 'main') return true;
const result = git(root, ['merge-base', '--is-ancestor', head, 'refs/remotes/origin/main'], {
allowFailure: true,
});
return result.status === 0;
}
export async function verifyHistory({ root, manifest }) {
const failures = [];
const observations = [];
const head = git(root, ['rev-parse', 'HEAD']).stdout.trim();
if (!manifest.activationCommit) {
failures.push('history activationCommit is missing');
return { failures, observations };
}
const activationCheck = git(
root,
['merge-base', '--is-ancestor', manifest.activationCommit, head],
{ allowFailure: true },
);
if (activationCheck.status !== 0) {
failures.push(
`history activation commit ${manifest.activationCommit} is not an ancestor of ${head}`,
);
return { failures, observations };
}
const onMain = isMainCommit(root, head);
if (!onMain) {
observations.push(
`PROVIDER ASSERTION DEFERRED ${head}: commit is not yet on main; prospective own-tree replay still runs, while retained merge evidence starts after merge`,
);
}
const pipelines = onMain ? await loadProviderEvidence() : [];
const commits = await listProspectiveCommits(root, manifest.activationCommit, head);
for (const commit of commits) {
let commitManifest;
try {
commitManifest = await readManifestAtCommit(root, commit);
} catch (error) {
failures.push(`${commit}: own-tree registry cannot be read: ${error.message}`);
continue;
}
if (commitManifest.schemaVersion !== manifest.schemaVersion) {
failures.push(`${commit}: own-tree registry schema is not supported`);
continue;
}
const evidence = assessProviderEvidence(commit, pipelines);
if (commit === head) {
observations.push(
`CURRENT TREE EVALUATED ${commit}: all registered cases ran from this checkout; provider evidence=${evidence.state} (${evidence.detail})`,
);
continue;
}
const replay = await replayCommit(root, commit);
if (replay.status !== 0 || replay.error || replay.signal) {
failures.push(
`${commit}: own-tree gate replay failed with exit ${String(replay.status)}${replay.signal ? ` signal ${replay.signal}` : ''}${replay.error ? ` error ${replay.error.message}` : ''}: ${(replay.stderr || replay.stdout || '').trim().slice(0, 500)}`,
);
continue;
}
observations.push(`TREE REPLAY ${commit}: own-tree gate verifier exited 0`);
if (!onMain) {
observations.push(
`PROVIDER EVIDENCE ${commit}: DEFERRED until the commit is on main; no success is inferred`,
);
continue;
}
if (evidence.state === 'terminal-failure') {
failures.push(
`${commit}: retained provider evidence is not terminal-success (${evidence.detail})`,
);
} else if (evidence.state === 'terminal-success') {
observations.push(`PROVIDER EVIDENCE ${commit}: terminal-success (${evidence.detail})`);
} else {
observations.push(
`PROVIDER EVIDENCE ${commit}: ${evidence.state.toUpperCase()} (${evidence.detail}); no merge-time success is inferred`,
);
}
}
return { failures, observations };
}
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import assert from 'node:assert/strict';
import { mkdir, rm, writeFile } from 'node:fs/promises';
import path from 'node:path';
import { spawn, spawnSync } from 'node:child_process';
import test from 'node:test';
import {
assessProviderEvidence,
listProspectiveCommits,
readManifestAtCommit,
replayCommit,
verifyHistory,
} from './gate-history.mjs';
const fixtureRoot = path.join(process.cwd(), '.mosaic-test-work', `gate-history-${process.pid}`);
function git(root, ...args) {
const result = spawnSync('git', args, { cwd: root, encoding: 'utf8' });
assert.equal(result.status, 0, result.stderr);
return result.stdout.trim();
}
async function commitManifest(root, marker) {
await mkdir(path.join(root, 'gates'), { recursive: true });
await writeFile(
path.join(root, 'gates', 'gates.manifest.json'),
`${JSON.stringify({ schemaVersion: 1, marker })}\n`,
);
git(root, 'add', '.');
git(root, 'commit', '-m', marker);
return git(root, 'rev-parse', 'HEAD');
}
test.after(async () => {
await rm(fixtureRoot, { recursive: true, force: true });
});
test('prospective history reads each commit own manifest rather than the current tree', async () => {
await rm(fixtureRoot, { recursive: true, force: true });
await mkdir(fixtureRoot, { recursive: true });
git(fixtureRoot, 'init', '-q');
git(fixtureRoot, 'config', 'user.name', 'gate-test');
git(fixtureRoot, 'config', 'user.email', '[email protected]');
await writeFile(path.join(fixtureRoot, 'activation.txt'), 'activation\n');
git(fixtureRoot, 'add', '.');
git(fixtureRoot, 'commit', '-m', 'activation');
const activation = git(fixtureRoot, 'rev-parse', 'HEAD');
const first = await commitManifest(fixtureRoot, 'FIRST');
const second = await commitManifest(fixtureRoot, 'SECOND');
assert.deepEqual(await listProspectiveCommits(fixtureRoot, activation, second), [first, second]);
assert.equal((await readManifestAtCommit(fixtureRoot, first)).marker, 'FIRST');
assert.equal((await readManifestAtCommit(fixtureRoot, second)).marker, 'SECOND');
});
test('historical replay executes each selected commit verifier from that commit tree', async () => {
const root = `${fixtureRoot}-replay`;
await rm(root, { recursive: true, force: true });
await mkdir(path.join(root, 'scripts'), { recursive: true });
await mkdir(path.join(root, 'gates'), { recursive: true });
git(root, 'init', '-q');
git(root, 'config', 'user.name', 'gate-test');
git(root, 'config', 'user.email', '[email protected]');
await writeFile(path.join(root, 'gates', 'gates.manifest.json'), '{"schemaVersion":1}\n');
await writeFile(
path.join(root, 'scripts', 'gate-verify.mjs'),
"process.stderr.write('OLD TREE INERT\\n'); process.exitCode = 1;\n",
);
git(root, 'add', '.');
git(root, 'commit', '-m', 'inert historical verifier');
const inert = git(root, 'rev-parse', 'HEAD');
await writeFile(
path.join(root, 'scripts', 'gate-verify.mjs'),
"process.stdout.write('NEW TREE VERIFIED\\n');\n",
);
git(root, 'add', '.');
git(root, 'commit', '-m', 'fixed historical verifier');
const fixed = git(root, 'rev-parse', 'HEAD');
const inertResult = await replayCommit(root, inert);
const fixedResult = await replayCommit(root, fixed);
assert.notEqual(inertResult.status, 0);
assert.match(inertResult.stderr, /OLD TREE INERT/);
assert.equal(fixedResult.status, 0);
assert.match(fixedResult.stdout, /NEW TREE VERIFIED/);
});
test('historical install lifecycle cannot replace an authoritative verifier', async () => {
const root = `${fixtureRoot}-install-tamper`;
await rm(root, { recursive: true, force: true });
await mkdir(path.join(root, 'scripts'), { recursive: true });
await mkdir(path.join(root, 'gates'), { recursive: true });
git(root, 'init', '-q');
git(root, 'config', 'user.name', 'gate-test');
git(root, 'config', 'user.email', '[email protected]');
await writeFile(path.join(root, 'gates', 'gates.manifest.json'), '{"schemaVersion":1}\n');
await writeFile(
path.join(root, 'scripts', 'gate-verify.mjs'),
"process.stderr.write('ORIGINAL VERIFIER RAN\\n'); process.exitCode = 7;\n",
);
await writeFile(path.join(root, 'forged.mjs'), "process.stdout.write('FORGED SUCCESS\\n');\n");
await writeFile(
path.join(root, 'package.json'),
`${JSON.stringify({
name: 'historical-install-tamper',
version: '1.0.0',
scripts: { postinstall: 'cp forged.mjs scripts/gate-verify.mjs' },
})}\n`,
);
await writeFile(
path.join(root, 'pnpm-lock.yaml'),
"lockfileVersion: '9.0'\nsettings:\n autoInstallPeers: true\n excludeLinksFromLockfile: false\nimporters:\n .: {}\n",
);
git(root, 'add', '.');
git(root, 'commit', '-m', 'tampering lifecycle fixture');
const commit = git(root, 'rev-parse', 'HEAD');
const result = await replayCommit(root, commit);
assert.notEqual(result.status, 0);
assert.match(result.stderr, /authoritative archived file changed.*scripts\/gate-verify\.mjs/i);
assert.doesNotMatch(result.stdout, /FORGED SUCCESS/);
});
test('historical verifier receives no current-process secret environment', async () => {
const root = `${fixtureRoot}-secretless`;
await rm(root, { recursive: true, force: true });
await mkdir(path.join(root, 'scripts'), { recursive: true });
await mkdir(path.join(root, 'gates'), { recursive: true });
git(root, 'init', '-q');
git(root, 'config', 'user.name', 'gate-test');
git(root, 'config', 'user.email', '[email protected]');
await writeFile(path.join(root, 'gates', 'gates.manifest.json'), '{"schemaVersion":1}\n');
await writeFile(
path.join(root, 'scripts', 'gate-verify.mjs'),
"if (process.env.REPLAY_SENTINEL) { process.stderr.write('SECRET LEAKED\\n'); process.exitCode = 9; } else { process.stdout.write('SECRETLESS\\n'); }\n",
);
git(root, 'add', '.');
git(root, 'commit', '-m', 'secretless replay fixture');
const commit = git(root, 'rev-parse', 'HEAD');
process.env.REPLAY_SENTINEL = 'must-not-cross-boundary';
try {
const result = await replayCommit(root, commit);
assert.equal(result.status, 0, result.stderr);
assert.match(result.stdout, /SECRETLESS/);
assert.doesNotMatch(
`${result.stdout}${result.stderr}`,
/SECRET LEAKED|must-not-cross-boundary/,
);
} finally {
delete process.env.REPLAY_SENTINEL;
}
});
test('historical replay cannot observe a sibling process in the runner PID namespace', async () => {
const root = `${fixtureRoot}-pidless`;
await rm(root, { recursive: true, force: true });
await mkdir(path.join(root, 'scripts'), { recursive: true });
await mkdir(path.join(root, 'gates'), { recursive: true });
git(root, 'init', '-q');
git(root, 'config', 'user.name', 'gate-test');
git(root, 'config', 'user.email', '[email protected]');
await writeFile(path.join(root, 'gates', 'gates.manifest.json'), '{"schemaVersion":1}\n');
const sleeper = spawn('sleep', ['30'], {
env: { ...process.env, REPLAY_PID_SENTINEL: 'must-not-be-visible' },
});
try {
await writeFile(
path.join(root, 'scripts', 'gate-verify.mjs'),
`import { existsSync } from 'node:fs';\nif (existsSync('/proc/${sleeper.pid}/environ')) { process.stderr.write('HOST PID VISIBLE\\n'); process.exitCode = 9; } else { process.stdout.write('PIDLESS\\n'); }\n`,
);
git(root, 'add', '.');
git(root, 'commit', '-m', 'pid-isolated replay fixture');
const commit = git(root, 'rev-parse', 'HEAD');
const result = await replayCommit(root, commit);
assert.equal(result.status, 0, result.stderr);
assert.match(result.stdout, /PIDLESS/);
assert.doesNotMatch(`${result.stdout}${result.stderr}`, /HOST PID VISIBLE/);
} finally {
sleeper.kill('SIGTERM');
}
});
test('feature-branch history replays an inert intermediate commit before the healthy head', async () => {
const root = `${fixtureRoot}-feature`;
await rm(root, { recursive: true, force: true });
await mkdir(root, { recursive: true });
git(root, 'init', '-q');
git(root, 'config', 'user.name', 'gate-test');
git(root, 'config', 'user.email', '[email protected]');
await writeFile(path.join(root, 'activation.txt'), 'activation\n');
git(root, 'add', '.');
git(root, 'commit', '-m', 'activation');
const activation = git(root, 'rev-parse', 'HEAD');
git(root, 'update-ref', 'refs/remotes/origin/main', activation);
await mkdir(path.join(root, 'scripts'), { recursive: true });
await mkdir(path.join(root, 'gates'), { recursive: true });
await writeFile(path.join(root, 'gates', 'gates.manifest.json'), '{"schemaVersion":1}\n');
await writeFile(
path.join(root, 'scripts', 'gate-verify.mjs'),
"process.stderr.write('INTERMEDIATE INERT\\n'); process.exitCode = 1;\n",
);
git(root, 'add', '.');
git(root, 'commit', '-m', 'inert intermediate');
await writeFile(
path.join(root, 'scripts', 'gate-verify.mjs'),
"process.stdout.write('HEAD HEALTHY\\n');\n",
);
git(root, 'add', '.');
git(root, 'commit', '-m', 'healthy head');
const previousBranch = process.env.CI_COMMIT_BRANCH;
process.env.CI_COMMIT_BRANCH = 'feature/rm-02';
try {
const result = await verifyHistory({
root,
manifest: { schemaVersion: 1, activationCommit: activation },
});
assert.ok(result.failures.some((failure) => /INTERMEDIATE INERT/.test(failure)));
} finally {
if (previousBranch === undefined) delete process.env.CI_COMMIT_BRANCH;
else process.env.CI_COMMIT_BRANCH = previousBranch;
}
});
test('provider evidence distinguishes retained success, failure, and absent history', () => {
const pipelines = [
{
commit: 'aaa',
number: 1,
status: 'success',
steps: [{ name: 'gate-verify', status: 'success' }],
},
{
commit: 'bbb',
number: 2,
status: 'failure',
steps: [{ name: 'gate-verify', status: 'failure' }],
},
];
assert.deepEqual(assessProviderEvidence('aaa', pipelines), {
state: 'terminal-success',
detail: 'pipeline and gate-verify step succeeded',
});
assert.equal(assessProviderEvidence('bbb', pipelines).state, 'terminal-failure');
assert.equal(assessProviderEvidence('ccc', pipelines).state, 'absent');
});
test('duplicate gate-verify steps cannot establish provider success', () => {
const result = assessProviderEvidence('aaa', [
{
commit: 'aaa',
number: 7,
status: 'success',
steps: [
{ name: 'gate-verify', status: 'success' },
{ name: 'gate-verify', status: 'failure' },
],
},
]);
assert.equal(result.state, 'terminal-failure');
assert.match(result.detail, /ambiguous.*gate-verify/i);
});
test('a malformed single provider record cannot establish success', () => {
assert.equal(
assessProviderEvidence('aaa', [
{ commit: 'aaa', status: 'success', steps: [{ name: 'gate-verify', status: 'success' }] },
]).state,
'terminal-failure',
);
assert.equal(
assessProviderEvidence('bbb', [
{
commit: 'bbb',
number: 1,
status: 'surprising',
steps: [{ name: 'gate-verify', status: 'success' }],
},
]).state,
'terminal-failure',
);
});
test('provider evidence selects the highest numbered rerun deterministically', () => {
const failedThenSucceeded = [
{
commit: 'aaa',
number: 10,
status: 'failure',
steps: [{ name: 'gate-verify', status: 'failure' }],
},
{
commit: 'aaa',
number: 11,
status: 'success',
steps: [{ name: 'gate-verify', status: 'success' }],
},
];
const succeededThenFailed = [
{
commit: 'bbb',
number: 21,
status: 'success',
steps: [{ name: 'gate-verify', status: 'success' }],
},
{
commit: 'bbb',
number: 22,
status: 'failure',
steps: [{ name: 'gate-verify', status: 'failure' }],
},
];
assert.equal(assessProviderEvidence('aaa', failedThenSucceeded).state, 'terminal-success');
assert.equal(assessProviderEvidence('bbb', succeededThenFailed).state, 'terminal-failure');
assert.equal(
assessProviderEvidence('ccc', [
{ commit: 'ccc', status: 'success', steps: [{ name: 'gate-verify', status: 'success' }] },
{ commit: 'ccc', status: 'failure', steps: [{ name: 'gate-verify', status: 'failure' }] },
]).state,
'terminal-failure',
);
});
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#!/usr/bin/env node
import { constants } from 'node:fs';
import { createHash } from 'node:crypto';
import {
access,
chmod,
copyFile,
lstat,
mkdir,
mkdtemp,
open,
readFile,
readdir,
readlink,
rm,
symlink,
writeFile,
} from 'node:fs/promises';
import path from 'node:path';
import { spawnSync } from 'node:child_process';
import { verifyHistory } from './gate-history.mjs';
const COPY_SKIP = new Set(['.git', '.mosaic-test-work', '.next', '.turbo', 'coverage', 'dist']);
function parseArgs(argv) {
const options = {
root: process.cwd(),
manifest: 'gates/gates.manifest.json',
skipHistory: false,
};
for (let index = 0; index < argv.length; index += 1) {
const value = argv[index];
if (value === '--root') options.root = path.resolve(argv[++index]);
else if (value === '--manifest') options.manifest = argv[++index];
else if (value === '--skip-history') options.skipHistory = true;
else throw new Error(`unknown option: ${value}`);
}
return options;
}
function runInvocation(root, invocation, extraEnvironment = {}) {
if (!Array.isArray(invocation) || invocation.length === 0) {
return { status: null, stdout: '', stderr: 'missing invocation' };
}
return spawnSync(invocation[0], invocation.slice(1), {
cwd: root,
encoding: 'utf8',
env: { ...process.env, GATE_VERIFY: '1', ...extraEnvironment },
timeout: 300_000,
});
}
async function sandboxPath(root, relativePath, label) {
if (typeof relativePath !== 'string' || path.isAbsolute(relativePath)) {
throw new Error(`${label}: path escapes sandbox (${String(relativePath)})`);
}
const resolvedRoot = path.resolve(root);
const target = path.resolve(resolvedRoot, relativePath);
if (target !== resolvedRoot && !target.startsWith(`${resolvedRoot}${path.sep}`)) {
throw new Error(`${label}: path escapes sandbox (${relativePath})`);
}
const parts = path.relative(resolvedRoot, path.dirname(target)).split(path.sep).filter(Boolean);
let current = resolvedRoot;
for (const part of parts) {
current = path.join(current, part);
try {
if ((await lstat(current)).isSymbolicLink()) {
throw new Error(`${label}: path crosses symbolic link (${relativePath})`);
}
} catch (error) {
if (error.code === 'ENOENT') break;
throw error;
}
}
return target;
}
function expand(value, root) {
return String(value)
.replaceAll('${ROOT}', root)
.replaceAll('${HOME}', process.env.HOME ?? '')
.replaceAll('${PATH}', process.env.PATH ?? '');
}
function normalizedJson(value) {
if (Array.isArray(value)) return value.map(normalizedJson);
if (value && typeof value === 'object') {
return Object.fromEntries(
Object.keys(value)
.sort()
.map((key) => [key, normalizedJson(value[key])]),
);
}
return value;
}
function structuredValuesEqual(left, right) {
return JSON.stringify(normalizedJson(left)) === JSON.stringify(normalizedJson(right));
}
function outcomeMatches(outcome, result) {
const combined = `${result.stdout ?? ''}\n${result.stderr ?? ''}`;
return (
result.status === outcome?.exitCode &&
(!outcome?.outputPattern || new RegExp(outcome.outputPattern, 'm').test(combined)) &&
(!outcome?.notOutputPattern || !new RegExp(outcome.notOutputPattern, 'm').test(combined))
);
}
function resultMatches(gateCase, result) {
const combined = `${result.stdout ?? ''}\n${result.stderr ?? ''}`;
return (
outcomeMatches(gateCase.actual, result) &&
(!gateCase.reasonPattern || new RegExp(gateCase.reasonPattern, 'm').test(combined))
);
}
async function safeSandboxWrite(root, relativePath, contents, label) {
const target = await sandboxPath(root, relativePath, label);
await mkdir(path.dirname(target), { recursive: true });
try {
if ((await lstat(target)).isSymbolicLink()) {
throw new Error(`${label}: target is a symbolic link (${relativePath})`);
}
} catch (error) {
if (error.code !== 'ENOENT') throw error;
}
let handle;
try {
handle = await open(
target,
constants.O_WRONLY | constants.O_CREAT | constants.O_TRUNC | constants.O_NOFOLLOW,
0o666,
);
await handle.writeFile(contents);
} catch (error) {
if (error.code === 'ELOOP') {
throw new Error(`${label}: target is a symbolic link (${relativePath})`);
}
throw error;
} finally {
await handle?.close();
}
return target;
}
async function applyFixture(root, fixture = {}) {
for (const entry of fixture.writeFiles ?? []) {
const target = await safeSandboxWrite(root, entry.path, entry.content, 'fixture write');
if (entry.mode !== undefined) await chmod(target, entry.mode);
}
for (const relativePath of fixture.removePaths ?? []) {
await rm(await sandboxPath(root, relativePath, 'fixture remove'), {
recursive: true,
force: true,
});
}
}
async function copySandbox(root, destination, selectedPaths) {
if (!selectedPaths?.length) {
await copyTree(root, destination);
return;
}
await mkdir(destination, { recursive: true });
for (const relativePath of selectedPaths) {
await copyTree(
await sandboxPath(root, relativePath, 'sandbox copy source'),
await sandboxPath(destination, relativePath, 'sandbox copy destination'),
);
}
}
async function runCase(root, gate, gateCase) {
let caseRoot = root;
if (gateCase.fixture) {
caseRoot = await mkdtemp(path.join(path.dirname(root), `.gate-case-${gate.id}-`));
await copySandbox(root, caseRoot, gateCase.fixture.copyPaths);
await applyFixture(caseRoot, gateCase.fixture);
}
try {
const environment = Object.fromEntries(
Object.entries(gateCase.environment ?? {}).map(([key, value]) => [
key,
expand(value, caseRoot),
]),
);
return runInvocation(caseRoot, gateCase.invocation ?? gate.invocation, environment);
} finally {
if (caseRoot !== root) await rm(caseRoot, { recursive: true, force: true });
}
}
async function copyTree(source, destination) {
const stats = await lstat(source);
if (stats.isSymbolicLink()) {
await symlink(await readlink(source), destination);
return;
}
if (stats.isFile()) {
await mkdir(path.dirname(destination), { recursive: true });
await copyFile(source, destination);
await chmod(destination, stats.mode);
return;
}
if (!stats.isDirectory()) return;
await mkdir(destination, { recursive: true });
for (const child of await readdir(source, { withFileTypes: true })) {
if (COPY_SKIP.has(child.name)) continue;
const childSource = path.join(source, child.name);
const childDestination = path.join(destination, child.name);
if (child.name === 'node_modules') {
await symlink(childSource, childDestination, 'dir');
continue;
}
await copyTree(childSource, childDestination);
}
}
async function executableFiles(root, relativeRoot) {
const base = await sandboxPath(root, relativeRoot, 'gate root');
const found = [];
async function walk(current) {
for (const child of await readdir(current, { withFileTypes: true })) {
const target = path.join(current, child.name);
if (child.isDirectory()) await walk(target);
else if (child.isFile()) {
try {
await access(target, constants.X_OK);
found.push(path.relative(root, target).split(path.sep).join('/'));
} catch {
// Non-executable files are not gates for discovery purposes.
}
}
}
}
try {
await walk(base);
} catch (error) {
if (error.code !== 'ENOENT') throw error;
}
return found;
}
function rejectUnknownKeys(value, allowed, label, failures) {
if (!value || typeof value !== 'object' || Array.isArray(value)) {
failures.push(`${label}: expected an object`);
return;
}
for (const key of Object.keys(value)) {
if (!allowed.has(key)) failures.push(`${label}: unknown field ${key}`);
}
}
function rejectDuplicateIds(values, label, failures) {
const seen = new Set();
for (const value of values ?? []) {
if (typeof value?.id !== 'string' || value.id.length === 0) {
failures.push(`${label}: missing stable id`);
} else if (seen.has(value.id)) {
failures.push(`duplicate ${label} id ${value.id}`);
} else {
seen.add(value.id);
}
}
}
function validateClosedSchema(manifest, failures) {
if (manifest.schemaVersion !== 1)
failures.push(`unsupported schemaVersion ${String(manifest.schemaVersion)}`);
rejectUnknownKeys(
manifest,
new Set([
'schemaVersion',
'activationCommit',
'gateRoots',
'governingClaimFiles',
'coverageBoundary',
'criteria',
'proseClaims',
'compatibilityScenarios',
'mergeAssertions',
'gates',
]),
'manifest',
failures,
);
rejectDuplicateIds(manifest.criteria, 'criterion', failures);
rejectDuplicateIds(manifest.proseClaims, 'prose claim', failures);
rejectDuplicateIds(manifest.compatibilityScenarios, 'compatibility scenario', failures);
for (const scenario of manifest.compatibilityScenarios ?? []) {
rejectUnknownKeys(
scenario,
new Set([
'id',
'construction',
'caseRefs',
'invocation',
'expected',
'environment',
'fixture',
]),
`compatibility scenario ${scenario.id}`,
failures,
);
if (!Array.isArray(scenario.caseRefs) || scenario.caseRefs.length === 0) {
failures.push(`${scenario.id}: compatibility construction has no referenced conditions`);
}
if (!Array.isArray(scenario.invocation) || scenario.invocation.length === 0) {
failures.push(`${scenario.id}: compatibility construction invocation is missing`);
}
if (typeof scenario.expected?.exitCode !== 'number') {
failures.push(`${scenario.id}: compatibility construction exact expected exit is missing`);
}
}
rejectDuplicateIds(manifest.gates, 'gate', failures);
for (const gate of manifest.gates ?? []) {
rejectUnknownKeys(
gate,
new Set([
'id',
'source',
'invocation',
'deployment',
'inertMutation',
'cases',
'discoveryAliases',
]),
`gate ${gate.id}`,
failures,
);
rejectDuplicateIds(gate.cases, `case in gate ${gate.id}`, failures);
if (!Array.isArray(gate.invocation) || gate.invocation.length === 0) {
failures.push(`${gate.id}: exact invocation is missing`);
}
if (!['none', 'file'].includes(gate.deployment?.kind)) {
failures.push(`${gate.id}: unsupported deployment kind ${String(gate.deployment?.kind)}`);
}
for (const gateCase of gate.cases ?? []) {
rejectUnknownKeys(
gateCase,
new Set([
'id',
'criterionIds',
'mustFail',
'invocation',
'required',
'actual',
'reasonPattern',
'environment',
'fixture',
'defect',
]),
`${gate.id}/${gateCase.id}`,
failures,
);
if (
typeof gateCase.required?.exitCode !== 'number' ||
typeof gateCase.actual?.exitCode !== 'number'
) {
failures.push(
`${gate.id}/${gateCase.id}: required and actual exact exit codes are mandatory`,
);
}
if (
gateCase.invocation &&
(!Array.isArray(gateCase.invocation) || gateCase.invocation.length === 0)
) {
failures.push(`${gate.id}/${gateCase.id}: case invocation must be non-empty`);
}
if (gateCase.mustFail === true && !gateCase.reasonPattern?.trim()) {
failures.push(`${gate.id}/${gateCase.id}: must-fail case requires a non-empty reasonPattern`);
}
}
}
}
function validateStructure(manifest, failures) {
validateClosedSchema(manifest, failures);
const criteria = new Map((manifest.criteria ?? []).map((criterion) => [criterion.id, criterion]));
const boundCriteria = new Set();
const negativeBoundCriteria = new Set();
for (const gate of manifest.gates ?? []) {
const negativeCases = (gate.cases ?? []).filter((gateCase) => gateCase.mustFail === true);
if (negativeCases.length === 0) failures.push(`${gate.id}: no negative control`);
if (!gate.deployment?.kind) failures.push(`${gate.id}: deployment identity is not declared`);
for (const gateCase of gate.cases ?? []) {
for (const criterionId of gateCase.criterionIds ?? []) {
if (!criteria.has(criterionId)) {
failures.push(`${gate.id}/${gateCase.id}: unknown criterion ${criterionId}`);
}
boundCriteria.add(criterionId);
if (gateCase.mustFail === true) negativeBoundCriteria.add(criterionId);
}
if (
!structuredValuesEqual(gateCase.required, gateCase.actual) &&
!gateCase.defect?.owner
) {
failures.push(`${gate.id}/${gateCase.id}: behavior delta requires a tracked owner`);
}
}
}
for (const claim of manifest.proseClaims ?? []) {
if (!criteria.has(claim.criterionId)) {
failures.push(`GATE-CLAIM:${claim.id} references unknown criterion ${claim.criterionId}`);
}
}
for (const criterion of criteria.values()) {
if (!boundCriteria.has(criterion.id)) failures.push(`${criterion.id}: no bound case`);
else if (!negativeBoundCriteria.has(criterion.id)) {
failures.push(`${criterion.id}: no must-fail case exercises this criterion`);
}
if (
criterion.originalText !== criterion.currentText &&
(!Array.isArray(criterion.meaningChanges) || criterion.meaningChanges.length === 0)
) {
failures.push(`${criterion.id}: missing meaning-change provenance`);
}
}
const byConstruction = new Map();
for (const scenario of manifest.compatibilityScenarios ?? []) {
const previous = byConstruction.get(scenario.construction);
if (previous && !structuredValuesEqual(previous.expected, scenario.expected)) {
failures.push(`${previous.id} and ${scenario.id}: modeled compatibility conflict`);
} else {
byConstruction.set(scenario.construction, scenario);
}
}
}
async function validateClaims(root, manifest, failures) {
const registered = new Set((manifest.proseClaims ?? []).map((claim) => claim.id));
const observed = new Set();
for (const relativeFile of manifest.governingClaimFiles ?? []) {
const contents = await readFile(
await sandboxPath(root, relativeFile, 'governing claim file'),
'utf8',
);
for (const match of contents.matchAll(/GATE-CLAIM:([A-Z0-9][A-Z0-9-]*)/g)) {
observed.add(match[1]);
if (!registered.has(match[1])) {
failures.push(`GATE-CLAIM:${match[1]} is unbound in ${relativeFile}`);
}
}
}
for (const claimId of registered) {
if (!observed.has(claimId)) failures.push(`GATE-CLAIM:${claimId} marker is missing`);
}
}
async function validateDiscovery(root, manifest, failures) {
const registered = new Set(
(manifest.gates ?? []).flatMap((gate) => [gate.source, ...(gate.discoveryAliases ?? [])]),
);
for (const gateRoot of manifest.gateRoots ?? []) {
for (const executable of await executableFiles(root, gateRoot)) {
if (!registered.has(executable)) failures.push(`unregistered gate: ${executable}`);
}
}
}
async function deploymentFilesEqual(sourcePath, deployedPath) {
const [source, deployed] = await Promise.all([readFile(sourcePath), readFile(deployedPath)]);
return source.equals(deployed);
}
async function validateDeployment(root, gate, failures, observations) {
if (gate.deployment?.kind !== 'file') return;
const sourcePath = await sandboxPath(
root,
gate.deployment.source ?? gate.source,
`${gate.id} deployment source`,
);
const deployedPath = path.isAbsolute(expand(gate.deployment.path, root))
? expand(gate.deployment.path, root)
: path.resolve(root, expand(gate.deployment.path, root));
const source = await readFile(sourcePath);
let deployed;
try {
deployed = await readFile(deployedPath);
} catch (error) {
if (error.code !== 'ENOENT') throw error;
const observedHash = createHash('sha256').update(source).digest('hex');
if (
!gate.deployment.unavailableOwner ||
!gate.deployment.observedSha256 ||
gate.deployment.observedSha256 !== observedHash
) {
failures.push(
`${gate.id}: deployed counterpart is unavailable and no current tracked observation matches source`,
);
return;
}
observations.push(
`DEPLOYED IDENTITY UNAVAILABLE (owner: ${gate.deployment.unavailableOwner}) ${gate.id}: ${deployedPath} is outside this runner; source matches pinned observation ${observedHash}, live equality is not inferred`,
);
return;
}
if (!(await deploymentFilesEqual(sourcePath, deployedPath))) {
failures.push(`${gate.id}: source versus deployed copy drift`);
return;
}
const controlRoot = await mkdtemp(
path.join(path.dirname(root), `.gate-deployment-control-${gate.id}-`),
);
try {
const alteredPath = path.join(controlRoot, 'deployed-copy');
await writeFile(
alteredPath,
Buffer.concat([deployed, Buffer.from('\n# gate deployment drift control\n')]),
);
if (await deploymentFilesEqual(sourcePath, alteredPath)) {
failures.push(`${gate.id}: deployed-copy drift negative control was ineffective`);
} else {
observations.push(`DEPLOYMENT-NEGATIVE-CONTROL ${gate.id}: observed red`);
}
} finally {
await rm(controlRoot, { recursive: true, force: true });
}
}
async function validateMutation(root, gate, failures, observations) {
const mutation = gate.inertMutation;
if (
!mutation?.file ||
typeof mutation.find !== 'string' ||
typeof mutation.replace !== 'string' ||
typeof mutation.expected?.exitCode !== 'number'
) {
failures.push(`${gate.id}: declared inert mutation is incomplete`);
return;
}
const mutationPath = await sandboxPath(root, mutation.file, `${gate.id} mutation source`);
let source;
try {
source = await readFile(mutationPath, 'utf8');
} catch (error) {
failures.push(`${gate.id}: mutation source unreadable: ${error.message}`);
return;
}
const occurrences = source.split(mutation.find).length - 1;
if (occurrences !== 1) {
failures.push(
`${gate.id}: declared inert mutation is stale or ambiguous (${occurrences} matches)`,
);
return;
}
const targetCase = mutation.caseId
? (gate.cases ?? []).find((gateCase) => gateCase.id === mutation.caseId)
: (gate.cases ?? []).find((gateCase) => gateCase.mustFail === true);
if (!targetCase) {
failures.push(
mutation.caseId
? `${gate.id}: declared mutation case ${mutation.caseId} was not found`
: `${gate.id}: declared mutation has no must-fail case`,
);
return;
}
const sandbox = await mkdtemp(path.join(path.dirname(root), `.gate-sandbox-${gate.id}-`));
try {
await copySandbox(root, sandbox, mutation.sandboxFiles);
await safeSandboxWrite(
sandbox,
mutation.file,
source.replace(mutation.find, mutation.replace),
`${gate.id} sandbox mutation write`,
);
await applyFixture(sandbox, targetCase.fixture);
const environment = Object.fromEntries(
Object.entries(targetCase.environment ?? {}).map(([key, value]) => [
key,
expand(value, sandbox),
]),
);
const result = runInvocation(sandbox, targetCase.invocation ?? gate.invocation, environment);
if (result.error || result.signal) {
failures.push(
`${gate.id}: mutation execution crashed${result.signal ? ` with ${result.signal}` : ''}${result.error ? `: ${result.error.message}` : ''}`,
);
} else if (!outcomeMatches(mutation.expected, result)) {
failures.push(
`${gate.id}: mutation produced unexpected outcome ${String(result.status)}; expected ${JSON.stringify(mutation.expected)}`,
);
} else if (resultMatches(targetCase, result)) {
failures.push(`${gate.id}: declared inert mutation was ineffective`);
} else {
observations.push(`META-NEGATIVE-CONTROL ${gate.id}: observed red`);
}
} finally {
await rm(sandbox, { recursive: true, force: true });
}
}
function findGateCase(manifest, caseRef) {
const separator = caseRef.indexOf('/');
if (separator < 1) return undefined;
const gateId = caseRef.slice(0, separator);
const caseId = caseRef.slice(separator + 1);
const gate = (manifest.gates ?? []).find((candidate) => candidate.id === gateId);
const gateCase = (gate?.cases ?? []).find((candidate) => candidate.id === caseId);
return gate && gateCase ? { gate, gateCase } : undefined;
}
async function runCompatibilityScenario(root, manifest, scenario, failures, observations) {
const referenced = [];
for (const caseRef of scenario.caseRefs ?? []) {
const found = findGateCase(manifest, caseRef);
if (!found) {
failures.push(`${scenario.id}: compatibility construction references missing case ${caseRef}`);
} else {
referenced.push({ caseRef, ...found });
}
}
if (referenced.length !== (scenario.caseRefs ?? []).length) return;
const sandbox = await mkdtemp(path.join(path.dirname(root), `.gate-compat-${scenario.id}-`));
try {
await copySandbox(root, sandbox);
const environment = {};
const writeSignatures = new Map();
const removedPaths = new Set();
const fixtures = [...referenced.map(({ gateCase }) => gateCase.fixture), scenario.fixture];
for (const fixture of fixtures.filter(Boolean)) {
for (const entry of fixture.writeFiles ?? []) {
const signature = JSON.stringify({ content: entry.content, mode: entry.mode });
const previous = writeSignatures.get(entry.path);
if (previous !== undefined && previous !== signature) {
failures.push(`${scenario.id}: incompatible fixture writes for ${entry.path}`);
return;
}
if (removedPaths.has(entry.path)) {
failures.push(`${scenario.id}: fixture both writes and removes ${entry.path}`);
return;
}
writeSignatures.set(entry.path, signature);
}
for (const removed of fixture.removePaths ?? []) {
if (writeSignatures.has(removed)) {
failures.push(`${scenario.id}: fixture both writes and removes ${removed}`);
return;
}
removedPaths.add(removed);
}
await applyFixture(sandbox, fixture);
}
for (const source of [...referenced.map(({ gateCase }) => gateCase.environment), scenario.environment]) {
for (const [key, value] of Object.entries(source ?? {})) {
if (environment[key] !== undefined && environment[key] !== value) {
failures.push(`${scenario.id}: incompatible environment values for ${key}`);
return;
}
environment[key] = value;
}
}
const expandedEnvironment = Object.fromEntries(
Object.entries(environment).map(([key, value]) => [key, expand(value, sandbox)]),
);
const result = runInvocation(sandbox, scenario.invocation, expandedEnvironment);
if (result.error || result.signal || !outcomeMatches(scenario.expected, result)) {
failures.push(
`${scenario.id}: combined compatibility construction ${scenario.construction} observed ${String(result.status)}${result.signal ? ` signal ${result.signal}` : ''}${result.error ? ` error ${result.error.message}` : ''}; expected ${JSON.stringify(scenario.expected)}`,
);
} else {
observations.push(`COMPATIBILITY ${scenario.id}: observed expected outcome`);
}
} finally {
await rm(sandbox, { recursive: true, force: true });
}
}
export async function verifyRegistry(options) {
const failures = [];
const observations = [];
const manifestPath = path.resolve(options.root, options.manifest);
const manifest = JSON.parse(await readFile(manifestPath, 'utf8'));
validateStructure(manifest, failures);
await validateClaims(options.root, manifest, failures);
await validateDiscovery(options.root, manifest, failures);
for (const gate of manifest.gates ?? []) {
await validateDeployment(options.root, gate, failures, observations);
for (const gateCase of gate.cases ?? []) {
const result = await runCase(options.root, gate, gateCase);
const combined = `${result.stdout ?? ''}\n${result.stderr ?? ''}`;
if (!outcomeMatches(gateCase.actual, result)) {
failures.push(
`${gate.id}/${gateCase.id}: observed exit ${String(result.status)}${result.signal ? ` signal ${result.signal}` : ''}${result.error ? ` error ${result.error.message}` : ''} or output disagrees with registry actual ${JSON.stringify(gateCase.actual)}`,
);
}
if (gateCase.reasonPattern && !new RegExp(gateCase.reasonPattern, 'm').test(combined)) {
failures.push(`${gate.id}/${gateCase.id}: did not fail for its stated reason`);
}
if (
!structuredValuesEqual(gateCase.required, gateCase.actual) &&
gateCase.defect?.owner
) {
observations.push(
`DEFECT (owner: ${gateCase.defect.owner}) ${gate.id}/${gateCase.id}: required ${JSON.stringify(gateCase.required)}, actual ${JSON.stringify(gateCase.actual)}`,
);
}
}
await validateMutation(options.root, gate, failures, observations);
}
for (const scenario of manifest.compatibilityScenarios ?? []) {
await runCompatibilityScenario(options.root, manifest, scenario, failures, observations);
}
return { failures, manifest, observations };
}
async function main() {
try {
const options = parseArgs(process.argv.slice(2));
const { failures, observations, manifest } = await verifyRegistry(options);
if (!options.skipHistory && failures.length === 0) {
const history = await verifyHistory({ root: options.root, manifest });
failures.push(...history.failures);
observations.push(...history.observations);
}
for (const observation of observations) process.stdout.write(`${observation}\n`);
if (failures.length > 0) {
for (const failure of failures) process.stderr.write(`GATE VERIFY FAILED: ${failure}\n`);
process.exitCode = 1;
return;
}
const defects = observations.filter((line) => line.startsWith('DEFECT ')).length;
process.stdout.write(
`registry observations matched; open behavior deltas: ${defects}; required-behavior conformance is not asserted while deltas remain\n`,
);
} catch (error) {
process.stderr.write(`GATE VERIFY FAILED: ${error.message}\n`);
process.exitCode = 1;
}
}
if (import.meta.url === `file://${process.argv[1]}`) await main();
+463
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@@ -0,0 +1,463 @@
import assert from 'node:assert/strict';
import { chmod, copyFile, mkdir, readFile, rm, symlink, writeFile } from 'node:fs/promises';
import os from 'node:os';
import path from 'node:path';
import { spawnSync } from 'node:child_process';
import test from 'node:test';
const verifier = path.join(process.cwd(), 'scripts', 'gate-verify.mjs');
const fixtureBase = path.join(process.cwd(), '.mosaic-test-work', `gate-verify-${process.pid}`);
async function fixture(name = 'case') {
const root = path.join(fixtureBase, name);
await rm(root, { recursive: true, force: true });
await mkdir(path.join(root, 'gates'), { recursive: true });
return root;
}
function baseManifest() {
return {
schemaVersion: 1,
activationCommit: null,
gateRoots: ['gates'],
governingClaimFiles: [],
coverageBoundary: { included: ['meta fixture'], excluded: [], trackedBy: 'RM-54' },
criteria: [
{
id: 'META-CRIT-1',
originalText: 'The fixture rejects its bad input.',
currentText: 'The fixture rejects its bad input.',
claimType: 'integrity',
source: 'fixture',
meaningChanges: [],
},
],
compatibilityScenarios: [],
proseClaims: [],
gates: [
{
id: 'meta-fixture',
source: 'gates/meta-fixture.sh',
invocation: ['gates/meta-fixture.sh'],
deployment: { kind: 'none', reason: 'test fixture only' },
inertMutation: {
file: 'gates/meta-fixture.sh',
find: 'exit 7',
replace: 'exit 0',
expected: { exitCode: 0 },
},
cases: [
{
id: 'rejects-bad-input',
criterionIds: ['META-CRIT-1'],
mustFail: true,
invocation: ['gates/meta-fixture.sh'],
required: { exitCode: 7 },
actual: { exitCode: 7 },
reasonPattern: 'META_REJECT',
},
],
},
],
};
}
async function writeGate(root, contents = '#!/bin/sh\necho META_REJECT >&2\nexit 7\n') {
const target = path.join(root, 'gates', 'meta-fixture.sh');
await writeFile(target, contents);
await chmod(target, 0o755);
}
async function writeManifest(root, manifest) {
await writeFile(path.join(root, 'gates', 'gates.manifest.json'), `${JSON.stringify(manifest)}\n`);
}
function verify(root) {
return spawnSync(
process.execPath,
[verifier, '--root', root, '--manifest', 'gates/gates.manifest.json', '--skip-history'],
{ cwd: root, encoding: 'utf8', env: { ...process.env, HOME: os.homedir() } },
);
}
function output(result) {
return `${result.stdout}\n${result.stderr}`;
}
test.after(async () => {
await rm(fixtureBase, { recursive: true, force: true });
});
test('an externally inerted failure branch makes verification nonzero and names the gate', async () => {
const root = await fixture('external-inert');
await writeGate(root, '#!/bin/sh\nexit 0\n');
await writeManifest(root, baseManifest());
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /meta-fixture/);
});
test('the verifier applies the declared inert mutation and observes its own control red', async () => {
const root = await fixture('internal-meta');
await writeGate(root);
await writeManifest(root, baseManifest());
const result = verify(root);
assert.equal(result.status, 0, output(result));
assert.match(output(result), /META-NEGATIVE-CONTROL.*meta-fixture.*observed red/i);
});
test('a mutation crash is rejected instead of counted as an observed-red control', async () => {
const root = await fixture('mutation-crash');
await writeGate(root);
const manifest = baseManifest();
manifest.gates[0].inertMutation.replace = 'this is not valid shell (';
manifest.gates[0].inertMutation.expected = { exitCode: 0 };
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /meta-fixture.*mutation.*unexpected outcome/i);
assert.doesNotMatch(output(result), /META-NEGATIVE-CONTROL.*observed red/i);
});
test('a stale declared mutation case id is rejected instead of falling back', async () => {
const root = await fixture('stale-case-id');
await writeGate(root);
const manifest = baseManifest();
manifest.gates[0].inertMutation.caseId = 'case-that-does-not-exist';
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /meta-fixture.*case-that-does-not-exist.*not found/i);
});
test('duplicate stable ids and unsupported schema versions are rejected', async () => {
const root = await fixture('closed-schema');
await writeGate(root);
const manifest = baseManifest();
manifest.schemaVersion = 99;
manifest.criteria.push({ ...manifest.criteria[0] });
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /unsupported schemaVersion 99/i);
assert.match(output(result), /duplicate criterion id META-CRIT-1/i);
});
test('manifest-controlled fixture paths cannot escape the sandbox', async () => {
const root = await fixture('path-traversal');
await writeGate(root);
const manifest = baseManifest();
manifest.gates[0].cases[0].fixture = {
writeFiles: [{ path: '../../escaped-by-manifest', content: 'bad' }],
};
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /path escapes sandbox/i);
});
test('fixture writes reject a final symlink and preserve its outside target', async () => {
const root = await fixture('final-symlink');
await writeGate(root);
const outside = path.join(fixtureBase, 'outside-sentinel');
await writeFile(outside, 'preserve-me\n');
const linked = path.join(root, 'linked-sentinel');
await symlink(outside, linked);
const manifest = baseManifest();
manifest.gates[0].cases[0].fixture = {
writeFiles: [{ path: 'linked-sentinel', content: 'overwritten\n' }],
};
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /fixture write.*symbolic link/i);
assert.equal(await readFile(outside, 'utf8'), 'preserve-me\n');
});
test('an executable below a gate root without an entry is rejected', async () => {
const root = await fixture('unregistered');
await writeGate(root);
const extra = path.join(root, 'gates', 'forgotten.sh');
await writeFile(extra, '#!/bin/sh\nexit 1\n');
await chmod(extra, 0o755);
await writeManifest(root, baseManifest());
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /unregistered gate.*forgotten\.sh/i);
});
test('a must-fail case without a reason diagnostic is rejected', async () => {
const root = await fixture('missing-reason');
await writeGate(root);
const manifest = baseManifest();
manifest.gates[0].cases[0].reasonPattern = '';
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /meta-fixture.*rejects-bad-input.*reasonPattern/i);
});
test('a gate with zero must-fail cases is rejected', async () => {
const root = await fixture('no-negative');
await writeGate(root, '#!/bin/sh\nexit 0\n');
const manifest = baseManifest();
manifest.gates[0].inertMutation = {
file: 'gates/meta-fixture.sh',
find: 'exit 0',
replace: 'exit 1',
};
manifest.gates[0].cases = [
{
id: 'positive',
criterionIds: ['META-CRIT-1'],
mustFail: false,
invocation: ['gates/meta-fixture.sh'],
required: { exitCode: 0 },
actual: { exitCode: 0 },
reasonPattern: '',
},
];
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /meta-fixture.*no negative control/i);
});
test('reordered but equivalent outcome fields do not create a false behavior delta', async () => {
const root = await fixture('reordered-outcomes');
await writeGate(root);
const manifest = baseManifest();
manifest.gates[0].cases[0].required = { exitCode: 7, outputPattern: 'META_REJECT' };
manifest.gates[0].cases[0].actual = { outputPattern: 'META_REJECT', exitCode: 7 };
await writeManifest(root, manifest);
const result = verify(root);
assert.equal(result.status, 0, output(result));
assert.doesNotMatch(output(result), /behavior delta requires|DEFECT \(owner:/);
});
test('a required-versus-actual delta without a tracked owner is rejected', async () => {
const root = await fixture('ownerless-delta');
await writeGate(root, '#!/bin/sh\nexit 0\n');
const manifest = baseManifest();
manifest.gates[0].inertMutation.find = 'exit 0';
manifest.gates[0].inertMutation.replace = 'exit 7';
manifest.gates[0].cases[0].actual.exitCode = 0;
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /meta-fixture.*delta.*tracked owner/i);
});
test('a criterion with no bound case is rejected', async () => {
const root = await fixture('unbound-criterion');
await writeGate(root);
const manifest = baseManifest();
manifest.criteria.push({
id: 'ORPHAN',
originalText: 'This criterion is not exercised.',
currentText: 'This criterion is not exercised.',
claimType: 'quality',
source: 'fixture',
meaningChanges: [],
});
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /ORPHAN.*no bound case/i);
});
test('an unbound governing prose marker is rejected', async () => {
const root = await fixture('unbound-prose');
await writeGate(root);
await mkdir(path.join(root, 'docs'), { recursive: true });
await writeFile(path.join(root, 'docs', 'governing.md'), 'GATE-CLAIM:UNBOUND\n');
const manifest = baseManifest();
manifest.governingClaimFiles = ['docs/governing.md'];
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /GATE-CLAIM:UNBOUND.*unbound/i);
});
test('directly contradictory modeled scenarios are rejected', async () => {
const root = await fixture('conflict');
await writeGate(root);
const manifest = baseManifest();
manifest.compatibilityScenarios = [
{
id: 'ONE',
construction: 'same-input',
caseRefs: ['meta-fixture/rejects-bad-input'],
invocation: ['sh', '-c', 'exit 0'],
expected: { exitCode: 0 },
},
{
id: 'TWO',
construction: 'same-input',
caseRefs: ['meta-fixture/rejects-bad-input'],
invocation: ['sh', '-c', 'exit 1'],
expected: { exitCode: 1 },
},
];
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /ONE.*TWO.*conflict/i);
});
test('compatibility scenarios execute referenced conditions as one construction', async () => {
const root = await fixture('combined-compatibility');
await writeGate(root);
const manifest = baseManifest();
manifest.gates[0].cases.push({
id: 'second-condition',
criterionIds: ['META-CRIT-1'],
mustFail: true,
invocation: ['sh', '-c', 'echo "$SECOND_REASON" >&2; exit 7'],
fixture: { writeFiles: [{ path: 'conditions/second', content: 'present\n' }] },
required: { exitCode: 7 },
actual: { exitCode: 7 },
reasonPattern: 'SECOND_REASON',
environment: { SECOND_REASON: 'SECOND_REASON' },
});
manifest.gates[0].cases[0].fixture = {
writeFiles: [{ path: 'conditions/first', content: 'present\n' }],
};
manifest.compatibilityScenarios = [
{
id: 'BOTH-CONDITIONS',
construction: 'both-fixtures',
caseRefs: ['meta-fixture/rejects-bad-input', 'meta-fixture/second-condition'],
invocation: ['sh', '-c', 'test -f conditions/first && test -f conditions/second'],
expected: { exitCode: 0 },
},
];
await writeManifest(root, manifest);
const result = verify(root);
assert.equal(result.status, 0, output(result));
assert.match(output(result), /COMPATIBILITY BOTH-CONDITIONS: observed expected outcome/i);
});
test('a restated criterion without provenance is rejected', async () => {
const root = await fixture('provenance');
await writeGate(root);
const manifest = baseManifest();
manifest.criteria[0].currentText = 'The fixture rejects only malformed input.';
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /META-CRIT-1.*meaning-change provenance/i);
});
test('a security criterion bound only to a positive case is unregistered in substance', async () => {
const root = await fixture('positive-only-criterion');
await writeGate(root);
const manifest = baseManifest();
manifest.criteria.push({
id: 'POSITIVE-ONLY',
originalText: 'A security property.',
currentText: 'A security property.',
claimType: 'security',
source: 'fixture',
meaningChanges: [],
});
manifest.gates[0].cases.push({
id: 'positive-only',
criterionIds: ['POSITIVE-ONLY'],
mustFail: false,
invocation: ['gates/meta-fixture.sh'],
required: { exitCode: 7 },
actual: { exitCode: 7 },
reasonPattern: '',
});
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /POSITIVE-ONLY.*no must-fail case/i);
});
test('a registered prose claim whose marker is absent is rejected', async () => {
const root = await fixture('missing-prose-marker');
await writeGate(root);
await mkdir(path.join(root, 'docs'), { recursive: true });
await writeFile(path.join(root, 'docs', 'governing.md'), 'No marker here.\n');
const manifest = baseManifest();
manifest.governingClaimFiles = ['docs/governing.md'];
manifest.proseClaims = [{ id: 'MISSING-MARKER', criterionId: 'META-CRIT-1' }];
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /GATE-CLAIM:MISSING-MARKER.*missing/i);
});
test('source-versus-deployed byte drift is rejected and names the gate', async () => {
const root = await fixture('deployment-drift');
await writeGate(root);
await mkdir(path.join(root, 'deployed'), { recursive: true });
await writeFile(path.join(root, 'deployed', 'meta-fixture.sh'), '#!/bin/sh\nexit 0\n');
const manifest = baseManifest();
manifest.gates[0].deployment = { kind: 'file', path: 'deployed/meta-fixture.sh' };
await writeManifest(root, manifest);
const result = verify(root);
assert.notEqual(result.status, 0);
assert.match(output(result), /meta-fixture.*source.*deployed.*drift/i);
});
test('deployment drift meta-control fails if the shared comparator is made inert', async () => {
const root = await fixture('deployment-comparator-inert');
await writeGate(root);
await mkdir(path.join(root, 'deployed'), { recursive: true });
await copyFile(path.join(root, 'gates', 'meta-fixture.sh'), path.join(root, 'deployed', 'meta-fixture.sh'));
const manifest = baseManifest();
manifest.gates[0].deployment = { kind: 'file', path: 'deployed/meta-fixture.sh' };
await writeManifest(root, manifest);
const alteredScripts = path.join(root, 'verifier-scripts');
await mkdir(alteredScripts, { recursive: true });
const verifierSource = await readFile(verifier, 'utf8');
const inertSource = verifierSource.replace(
'return source.equals(deployed);',
'return true; // deliberate test-only inert comparator',
);
assert.notEqual(inertSource, verifierSource, 'shared deployment comparator mutation went stale');
await writeFile(path.join(alteredScripts, 'gate-verify.mjs'), inertSource);
await copyFile(
path.join(process.cwd(), 'scripts', 'gate-history.mjs'),
path.join(alteredScripts, 'gate-history.mjs'),
);
const result = spawnSync(
process.execPath,
[
path.join(alteredScripts, 'gate-verify.mjs'),
'--root',
root,
'--manifest',
'gates/gates.manifest.json',
'--skip-history',
],
{ cwd: root, encoding: 'utf8', env: { ...process.env, HOME: os.homedir() } },
);
assert.notEqual(result.status, 0);
assert.match(output(result), /meta-fixture.*drift negative control was ineffective/i);
});
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import assert from 'node:assert/strict';
import { readFile } from 'node:fs/promises';
import test from 'node:test';
const root = process.cwd();
test('package.json exposes the canonical gate:verify command', async () => {
const packageJson = JSON.parse(await readFile(`${root}/package.json`, 'utf8'));
assert.equal(packageJson.scripts['gate:verify'], 'node scripts/gate-verify.mjs');
});
test('Woodpecker runs gate verification on every pipeline without a path filter', async () => {
const pipeline = await readFile(`${root}/.woodpecker/ci.yml`, 'utf8');
assert.match(pipeline, /\n gate-verify:\n/);
const step =
pipeline.match(/\n gate-verify:\n([\s\S]*?)(?=\n [a-z][a-z0-9-]+:|\nservices:)/)?.[1] ?? '';
assert.match(
step,
/commands:\n - \*enable_pnpm\n - apk add --no-cache bubblewrap\n - pnpm gate:verify\n/,
);
assert.doesNotMatch(step, /\bwhen:|\bpath:/);
});