#!/usr/bin/env node

'use strict';

const fs = require('node:fs');
const https = require('node:https');
const path = require('node:path');
const { createRequire } = require('node:module');
const { createHash, generateKeyPairSync, sign } = require('node:crypto');

const FIXTURE_SCHEMA = 'qinglong/plugin-package-recovery-e2e-fixture@v1';
const REGISTRY_EVENT_SCHEMA =
  'qinglong/plugin-package-recovery-e2e-registry-event@v1';
const OCI_MANIFEST = 'application/vnd.oci.image.manifest.v1+json';
const OCI_INDEX = 'application/vnd.oci.image.index.v1+json';
const BUNDLE = 'application/vnd.qinglong.package.v1+tar';
const PUBLISHER = 'plugin-e2e.qinglong.test';
const KEY_ID = 'e2e-release-1';
const REPOSITORY = 'qinglong/e2e-monitor';
const TRUST_SCHEMA = 'qinglong/plugin-package-publisher-trust@v1';

function ql3Require(specifier) {
  try {
    return require(specifier);
  } catch (error) {
    const workspaceManifest = path.resolve(
      __dirname,
      '..',
      'packages',
      'ql3-cluster-admin',
      'package.json',
    );
    if (
      error?.code !== 'MODULE_NOT_FOUND' ||
      !error.message.includes(specifier) ||
      !fs.existsSync(workspaceManifest)
    ) {
      throw error;
    }
    return createRequire(workspaceManifest)(specifier);
  }
}

function sha256(value) {
  return createHash('sha256').update(value).digest('hex');
}

function jsonBytes(value) {
  return Buffer.from(JSON.stringify(value), 'utf8');
}

function octal(value, width) {
  return Buffer.from(
    `${value.toString(8).padStart(width - 1, '0')}\0`,
    'ascii',
  );
}

function tarHeader(entryPath, size) {
  const header = Buffer.alloc(512);
  Buffer.from(entryPath, 'utf8').copy(header, 0);
  Buffer.from('0000644\0').copy(header, 100);
  Buffer.from('0000000\0').copy(header, 108);
  Buffer.from('0000000\0').copy(header, 116);
  octal(size, 12).copy(header, 124);
  Buffer.from('00000000000\0').copy(header, 136);
  header.fill(0x20, 148, 156);
  Buffer.from('0').copy(header, 156);
  Buffer.from('ustar\0').copy(header, 257);
  Buffer.from('00').copy(header, 263);
  const checksum = header.reduce((total, byte) => total + byte, 0);
  Buffer.from(`${checksum.toString(8).padStart(6, '0')}\0 `).copy(header, 148);
  return header;
}

function canonicalTar(entries) {
  const parts = [];
  for (const entry of entries) {
    parts.push(tarHeader(entry.path, entry.body.byteLength), entry.body);
    const padding = (512 - (entry.body.byteLength % 512)) % 512;
    if (padding > 0) parts.push(Buffer.alloc(padding));
  }
  parts.push(Buffer.alloc(1024));
  return Buffer.concat(parts);
}

function pluginManifest(architecture, version, invalidUpgrade = false) {
  const { PLUGIN_PACKAGE_API_VERSION, PLUGIN_PACKAGE_KIND } = ql3Require(
    '@qinglong/runtime-core/plugin-package',
  );
  return {
    apiVersion: PLUGIN_PACKAGE_API_VERSION,
    kind: PLUGIN_PACKAGE_KIND,
    metadata: {
      name: 'e2e-monitor',
      displayName: 'E2E Monitor',
      version,
      description: 'One bounded end-to-end recovery package',
      license: 'Apache-2.0',
    },
    spec: {
      compatibility: {
        qinglong: '>=3.0.0-0 <4.0.0',
        architectures: [architecture],
        deploymentProfiles: ['cluster-control'],
      },
      runtimes: [],
      resources: {
        memory: { recommended: '16Mi' },
        disk: { install: '4Mi', working: '16Mi' },
      },
      permissions: {
        network: { allowedHosts: [] },
        secrets: [],
        tools: invalidUpgrade ? ['system.command'] : [],
      },
      contents: invalidUpgrade
        ? {
            tasks: ['tasks/noop.json'],
            workflows: ['workflows/cycle.json'],
            prompts: [],
            tools: [],
          }
        : { tasks: [], workflows: [], prompts: [], tools: [] },
    },
  };
}

function invalidUpgradeResources() {
  return Object.freeze({
    'tasks/noop.json': Object.freeze({
      schema: 'qinglong/plugin-package-task-resource@v1',
      id: 'noop',
      name: 'No-op',
      labels: Object.freeze({}),
      enabled: true,
      kind: 'command',
      spec: Object.freeze({
        schema: 'qinglong/command@v1',
        config: Object.freeze({
          command: Object.freeze({
            kind: 'argv',
            file: '/usr/bin/printf',
            args: Object.freeze(['ok']),
          }),
          environment: Object.freeze([]),
          timeoutMs: 30_000,
        }),
      }),
    }),
    'workflows/cycle.json': Object.freeze({
      schema: 'qinglong/plugin-package-workflow-resource@v1',
      id: 'cycle',
      name: 'Rejected cyclic workflow',
      enabled: true,
      steps: Object.freeze([
        Object.freeze({ id: 'first', task: 'noop', needs: ['second'] }),
        Object.freeze({ id: 'second', task: 'noop', needs: ['first'] }),
      ]),
    }),
  });
}

function route(path, mediaType, body) {
  return Object.freeze({
    path,
    mediaType,
    digest: sha256(body),
    body: body.toString('base64'),
  });
}

function packageMaterial(registry, manifest, resourceValues) {
  const { pluginPackageContentTreeDigest } = ql3Require(
    '@qinglong/runtime-core/plugin-package-bundle',
  );
  const { serializePluginPackageManifest } = ql3Require(
    '@qinglong/runtime-core/plugin-package-install',
  );
  const {
    PLUGIN_PACKAGE_OCI_ARTIFACT_TYPE,
    PLUGIN_PACKAGE_OCI_CONFIG_MEDIA_TYPE,
    PLUGIN_PACKAGE_OCI_SIGNATURE_ARTIFACT_TYPE,
    PLUGIN_PACKAGE_OCI_SIGNATURE_CONFIG_MEDIA_TYPE,
  } = ql3Require('@qinglong/cluster-admin/plugin-package-oci-stage');
  const resourceEntries = Object.entries(resourceValues)
    .map(([entryPath, value]) => ({
      path: entryPath,
      body: jsonBytes(value),
    }))
    .sort((left, right) => left.path.localeCompare(right.path));
  const contentDigest = pluginPackageContentTreeDigest(
    resourceEntries.map((entry) => ({
      path: entry.path,
      bytes: entry.body.byteLength,
      digest: sha256(entry.body),
    })),
  );
  const artifact = canonicalTar([
    {
      path: 'package.json',
      body: Buffer.from(serializePluginPackageManifest(manifest), 'utf8'),
    },
    ...resourceEntries,
  ]);
  const packageConfig = jsonBytes({
    schema: 'qinglong/plugin-package-oci-config@v1',
    manifest,
  });
  const packageConfigDigest = sha256(packageConfig);
  const artifactDigest = sha256(artifact);
  const packageManifestValue = {
    schemaVersion: 2,
    mediaType: OCI_MANIFEST,
    artifactType: PLUGIN_PACKAGE_OCI_ARTIFACT_TYPE,
    config: {
      mediaType: PLUGIN_PACKAGE_OCI_CONFIG_MEDIA_TYPE,
      digest: `sha256:${packageConfigDigest}`,
      size: packageConfig.byteLength,
    },
    layers: [
      {
        mediaType: BUNDLE,
        digest: `sha256:${artifactDigest}`,
        size: artifact.byteLength,
      },
    ],
  };
  const packageManifestBytes = jsonBytes(packageManifestValue);
  const packageManifestDigest = sha256(packageManifestBytes);
  return Object.freeze({
    manifest,
    source: Object.freeze({
      kind: 'oci',
      locator: `oci://${registry}/${REPOSITORY}@sha256:${packageManifestDigest}`,
      artifactDigest,
      artifactBytes: artifact.byteLength,
      contentDigest,
    }),
    packageConfig,
    packageConfigDigest,
    packageManifestBytes,
    packageManifestDigest,
    artifact,
    artifactDigest,
    mediaTypes: Object.freeze({
      packageConfig: PLUGIN_PACKAGE_OCI_CONFIG_MEDIA_TYPE,
      signatureArtifact: PLUGIN_PACKAGE_OCI_SIGNATURE_ARTIFACT_TYPE,
      signatureConfig: PLUGIN_PACKAGE_OCI_SIGNATURE_CONFIG_MEDIA_TYPE,
    }),
  });
}

function signedPackageRoutes(material, lock, privateKey) {
  const {
    PLUGIN_PACKAGE_SIGNATURE_SCHEMA,
    pluginPackagePublisherSignaturePayload,
  } = ql3Require('@qinglong/runtime-core/plugin-package-bundle');
  const signature = {
    schema: PLUGIN_PACKAGE_SIGNATURE_SCHEMA,
    publisher: PUBLISHER,
    keyId: KEY_ID,
    signature: sign(
      null,
      pluginPackagePublisherSignaturePayload(lock, PUBLISHER, KEY_ID),
      privateKey,
    ).toString('base64url'),
  };
  const signatureConfig = jsonBytes(signature);
  const signatureConfigDigest = sha256(signatureConfig);
  const signatureManifestValue = {
    schemaVersion: 2,
    mediaType: OCI_MANIFEST,
    artifactType: material.mediaTypes.signatureArtifact,
    config: {
      mediaType: material.mediaTypes.signatureConfig,
      digest: `sha256:${signatureConfigDigest}`,
      size: signatureConfig.byteLength,
    },
    layers: [],
    subject: {
      mediaType: OCI_MANIFEST,
      digest: `sha256:${material.packageManifestDigest}`,
      size: material.packageManifestBytes.byteLength,
    },
  };
  const signatureManifestBytes = jsonBytes(signatureManifestValue);
  const signatureManifestDigest = sha256(signatureManifestBytes);
  const referrers = jsonBytes({
    schemaVersion: 2,
    mediaType: OCI_INDEX,
    manifests: [
      {
        mediaType: OCI_MANIFEST,
        digest: `sha256:${signatureManifestDigest}`,
        size: signatureManifestBytes.byteLength,
        artifactType: material.mediaTypes.signatureArtifact,
        annotations: {
          'qinglong.io/plugin-package-lock-digest': lock.lockDigest,
        },
      },
    ],
  });
  const prefix = `/v2/${REPOSITORY}`;
  return Object.freeze([
    route(
      `${prefix}/manifests/sha256:${material.packageManifestDigest}`,
      OCI_MANIFEST,
      material.packageManifestBytes,
    ),
    route(
      `${prefix}/blobs/sha256:${material.packageConfigDigest}`,
      material.mediaTypes.packageConfig,
      material.packageConfig,
    ),
    route(
      `${prefix}/referrers/sha256:${
        material.packageManifestDigest
      }?artifactType=${encodeURIComponent(
        material.mediaTypes.signatureArtifact,
      )}`,
      OCI_INDEX,
      referrers,
    ),
    route(
      `${prefix}/manifests/sha256:${signatureManifestDigest}`,
      OCI_MANIFEST,
      signatureManifestBytes,
    ),
    route(
      `${prefix}/blobs/sha256:${signatureConfigDigest}`,
      material.mediaTypes.signatureConfig,
      signatureConfig,
    ),
    route(
      `${prefix}/blobs/sha256:${material.artifactDigest}`,
      BUNDLE,
      material.artifact,
    ),
  ]);
}

function createInstallAuthority(actionInput, phase, proposedAtMs, eventBase) {
  const {
    consumeApprovalRequest,
    createApprovalRequest,
    decideApprovalRequest,
  } = ql3Require('@qinglong/runtime-core/approved-action');
  const {
    createPluginPackageInstallProposal,
    resolvePluginPackageInstallProposal,
  } = ql3Require('@qinglong/runtime-core/plugin-package-proposal');
  const requester = { type: 'user', id: 'plugin-recovery-e2e-owner' };
  const reviewer = { type: 'user', id: 'plugin-recovery-e2e-reviewer' };
  const consumer = { type: 'system', id: 'plugin-recovery-e2e-dispatcher' };
  const fence = { projectVersion: 1, bindingVersion: 1 };
  const requestedAtMs = proposedAtMs + 1;
  const decidedAtMs = proposedAtMs + 2;
  const consumedAtMs = proposedAtMs + 3;
  const lockCreatedAtMs = proposedAtMs + 4;
  const expiresAtMs = proposedAtMs + 60 * 60 * 1000;
  const actionRef = `plugin-package:e2e-monitor:${phase}`;
  const proposal = createPluginPackageInstallProposal({
    actionRef,
    actionInput,
    proposedBy: requester,
    proposalFence: fence,
    createdAtMs: proposedAtMs,
  });
  const action = {
    actionRef: proposal.actionRef,
    actionType: proposal.actionType,
    permission: proposal.permission,
    actionDigest: proposal.actionDigest,
    previewDigest: proposal.previewDigest,
  };
  const request = createApprovalRequest({
    id: `approval-plugin-recovery-e2e-${phase}`,
    projectId: proposal.projectId,
    action,
    risk: 'high',
    decisionMode: 'separation_of_duty',
    requestedBy: requester,
    requestedAtMs,
    expiresAtMs,
    requestFence: fence,
  });
  const decision = {
    expectedVersion: 1,
    decisionId: `decision-plugin-recovery-e2e-${phase}`,
    decision: 'approved',
    reasonCode: 'reviewed',
    principal: {
      subject: reviewer,
      authenticationId: `auth-plugin-recovery-e2e-reviewer-${phase}`,
      authenticatedAtMs: proposedAtMs,
      expiresAtMs,
      assurance: 'multi_factor',
    },
    decidedAtMs,
    authorizationFence: fence,
  };
  const decided = decideApprovalRequest(request, decision);
  const consumption = {
    expectedVersion: 2,
    consumptionId: `consume-plugin-recovery-e2e-${phase}`,
    dispatchId: `dispatch-plugin-recovery-e2e-${phase}`,
    action,
    requestedBy: requester,
    consumedBy: consumer,
    consumedAtMs,
    authorizationFence: fence,
  };
  const consumed = consumeApprovalRequest(decided, consumption);
  const audit = (
    offset,
    requestId,
    operationId,
    subject,
    authenticationId,
    outcome,
    reasons,
    occurredAtMs,
  ) => ({
    eventId: `10000000-0000-4000-8000-${String(
      eventBase + offset,
    ).padStart(12, '0')}`,
    requestId,
    operationId,
    projectId: proposal.projectId,
    subject,
    authenticationId,
    outcome,
    reasons,
    fence,
    occurredAtMs,
  });
  return Object.freeze({
    requester,
    reviewer,
    consumer,
    fence,
    proposalCommand: {
      proposal,
      audit: audit(
        0,
        proposal.actionRef,
        'plugin_package.propose',
        requester,
        `auth-plugin-recovery-e2e-owner-${phase}`,
        'allowed',
        ['package_proposal'],
        proposedAtMs,
      ),
    },
    requestCommand: {
      request,
      audit: audit(
        1,
        `request-plugin-recovery-e2e-${phase}`,
        'approval.request',
        requester,
        `auth-plugin-recovery-e2e-owner-${phase}`,
        'approval_required',
        ['package_review'],
        requestedAtMs,
      ),
    },
    decisionCommand: {
      requestId: request.id,
      ...decision,
      audit: audit(
        2,
        `decision-plugin-recovery-e2e-${phase}`,
        'approval.decide',
        reviewer,
        decision.principal.authenticationId,
        'allowed',
        ['role_grant'],
        decidedAtMs,
      ),
    },
    consumptionCommand: {
      requestId: request.id,
      ...consumption,
      audit: audit(
        3,
        `consume-plugin-recovery-e2e-${phase}`,
        'approval.consume',
        consumer,
        `auth-plugin-recovery-e2e-dispatcher-${phase}`,
        'allowed',
        ['role_grant'],
        consumedAtMs,
      ),
    },
    dispatch: consumed.dispatch,
    lock: resolvePluginPackageInstallProposal(
      proposal,
      consumed.dispatch,
      lockCreatedAtMs,
    ),
    admissionAuditEventId: `10000000-0000-4000-8000-${String(
      eventBase + 4,
    ).padStart(12, '0')}`,
  });
}

function createFixture({ registry, architecture, createdAtMs = Date.now() }) {
  if (
    typeof registry !== 'string' ||
    !/^[a-z0-9](?:[-a-z0-9.]{0,251}[a-z0-9])?$/.test(registry) ||
    !['amd64', 'arm64'].includes(architecture) ||
    !Number.isSafeInteger(createdAtMs) ||
    createdAtMs < 1
  ) {
    throw new TypeError('Plugin Package E2E fixture options are invalid');
  }
  const { PluginPackagePublisherTrustRegistry } = ql3Require(
    '@qinglong/runtime-core/plugin-package-bundle',
  );
  const { planPluginPackageInstall } = ql3Require(
    '@qinglong/runtime-core/plugin-package',
  );
  const { createPluginPackageResourceGenerationFromReferences } = ql3Require(
    '@qinglong/runtime-core/plugin-package-resource-generation',
  );
  const environment = {
    qinglongVersion: '3.0.0-alpha.0',
    architecture,
    deploymentProfile: 'cluster-control',
    runtimes: [],
    availableMemoryBytes: 128 * 1024 * 1024,
    availableDiskBytes: 256 * 1024 * 1024,
  };
  const initialManifest = pluginManifest(architecture, '1.0.0');
  const initialMaterial = packageMaterial(registry, initialManifest, {});
  const initialPlan = planPluginPackageInstall(initialManifest, environment);
  const initialAction = {
    lockId: 'lock-plugin-recovery-e2e-initial',
    projectId: 'default',
    manifest: initialManifest,
    plan: initialPlan,
    environment,
    source: initialMaterial.source,
    architecture,
    deploymentProfile: 'cluster-control',
    targetGeneration: 1,
  };
  const initialAuthority = createInstallAuthority(
    initialAction,
    'initial',
    createdAtMs,
    1,
  );
  const initialLock = initialAuthority.lock;
  const upgradeCreatedAtMs = initialLock.createdAtMs + 10;
  const upgradeManifest = pluginManifest(architecture, '2.0.0', true);
  const upgradeMaterial = packageMaterial(
    registry,
    upgradeManifest,
    invalidUpgradeResources(),
  );
  const upgradePlan = planPluginPackageInstall(
    upgradeManifest,
    environment,
    initialManifest,
  );
  const upgradeAction = {
    lockId: 'lock-plugin-recovery-e2e-upgrade',
    projectId: 'default',
    manifest: upgradeManifest,
    plan: upgradePlan,
    environment,
    previousManifest: initialManifest,
    source: upgradeMaterial.source,
    architecture,
    deploymentProfile: 'cluster-control',
    targetGeneration: 2,
    previousLockDigest: initialLock.lockDigest,
  };
  const upgradeAuthority = createInstallAuthority(
    upgradeAction,
    'upgrade',
    upgradeCreatedAtMs,
    11,
  );
  const upgradeLock = upgradeAuthority.lock;
  const { publicKey, privateKey } = generateKeyPairSync('ed25519');
  const publicKeyPem = publicKey.export({ format: 'pem', type: 'spki' });
  const trust = {
    schema: TRUST_SCHEMA,
    keys: [
      {
        publisher: PUBLISHER,
        keyId: KEY_ID,
        publicKeyPem,
        notBeforeMs: createdAtMs - 1,
        notAfterMs: createdAtMs + 60 * 60 * 1000,
      },
    ],
  };
  new PluginPackagePublisherTrustRegistry(trust.keys);
  const initialRoutes = signedPackageRoutes(
    initialMaterial,
    initialLock,
    privateKey,
  );
  const upgradeRoutes = signedPackageRoutes(
    upgradeMaterial,
    upgradeLock,
    privateKey,
  );
  const initial = Object.freeze({
    authority: initialAuthority,
    installationId: 'install-plugin-recovery-e2e-initial',
    manifest: initialManifest,
    lock: initialLock,
    generation: createPluginPackageResourceGenerationFromReferences({
      installationId: 'install-plugin-recovery-e2e-initial',
      projectId: initialLock.projectId,
      packageName: initialLock.packageName,
      lockDigest: initialLock.lockDigest,
      generation: initialLock.targetGeneration,
      previousActiveLockDigest: null,
      contentDigest: initialLock.source.contentDigest,
      resources: initialLock.resources,
    }),
    routes: initialRoutes,
  });
  const upgrade = Object.freeze({
    authority: upgradeAuthority,
    installationId: 'install-plugin-recovery-e2e-upgrade',
    manifest: upgradeManifest,
    lock: upgradeLock,
    generation: createPluginPackageResourceGenerationFromReferences({
      installationId: 'install-plugin-recovery-e2e-upgrade',
      projectId: upgradeLock.projectId,
      packageName: upgradeLock.packageName,
      lockDigest: upgradeLock.lockDigest,
      generation: upgradeLock.targetGeneration,
      previousActiveLockDigest: initialLock.lockDigest,
      contentDigest: upgradeLock.source.contentDigest,
      resources: upgradeLock.resources,
    }),
    routes: upgradeRoutes,
  });
  return Object.freeze({
    schema: FIXTURE_SCHEMA,
    registry,
    repository: REPOSITORY,
    architecture,
    lock: initialLock,
    initial,
    upgrade,
    trust,
    routes: Object.freeze([...initialRoutes, ...upgradeRoutes]),
  });
}

function readFixture(filePath) {
  const value = JSON.parse(fs.readFileSync(filePath, 'utf8'));
  if (
    !value ||
    value.schema !== FIXTURE_SCHEMA ||
    !Array.isArray(value.routes) ||
    !value.initial?.lock ||
    !value.initial?.authority?.proposalCommand?.proposal ||
    !value.initial?.authority?.dispatch ||
    !value.initial?.generation ||
    !value.upgrade?.lock ||
    !value.upgrade?.authority?.proposalCommand?.proposal ||
    !value.upgrade?.authority?.dispatch ||
    !value.upgrade?.generation ||
    !value.trust
  ) {
    throw new Error('Plugin Package E2E fixture is invalid');
  }
  return value;
}

function registryEvent(path, status, digest, authenticated = false) {
  process.stdout.write(
    `${JSON.stringify({
      schema: REGISTRY_EVENT_SCHEMA,
      method: 'GET',
      path,
      status,
      authenticated,
      ...(digest ? { digest } : {}),
    })}\n`,
  );
}

async function runRegistry() {
  const fixture = readFixture(process.env.QL3_E2E_FIXTURE_FILE);
  const routes = new Map(fixture.routes.map((value) => [value.path, value]));
  const port = Number(process.env.QL3_E2E_REGISTRY_PORT ?? '8443');
  if (!Number.isSafeInteger(port) || port < 1024 || port > 65535) {
    throw new Error('Plugin Package E2E registry port is invalid');
  }
  const authorization = process.env.QL3_E2E_REGISTRY_AUTHORIZATION;
  if (
    typeof authorization !== 'string' ||
    authorization.length < 8 ||
    authorization.length > 16 * 1024 ||
    !/^Basic [A-Za-z0-9+/]+={0,2}$/.test(authorization)
  ) {
    throw new Error('Plugin Package E2E registry authorization is invalid');
  }
  const server = https.createServer(
    {
      cert: fs.readFileSync(process.env.QL3_E2E_REGISTRY_CERT_FILE),
      key: fs.readFileSync(process.env.QL3_E2E_REGISTRY_KEY_FILE),
    },
    (request, response) => {
      if (request.method !== 'GET') {
        response.writeHead(405, { allow: 'GET' });
        response.end();
        registryEvent(request.url, 405);
        return;
      }
      if (request.headers.authorization !== authorization) {
        response.writeHead(401, {
          'content-length': '0',
          'www-authenticate': 'Basic realm="ql3-plugin-package-e2e"',
        });
        response.end();
        registryEvent(request.url, 401);
        return;
      }
      if (request.url === '/v2/' || request.url === '/v2') {
        const body = Buffer.from('{}\n', 'utf8');
        response.writeHead(200, {
          'content-type': 'application/json',
          'content-length': String(body.byteLength),
          'docker-distribution-api-version': 'registry/2.0',
        });
        response.end(body);
        registryEvent(request.url, 200, undefined, true);
        return;
      }
      const routeValue = routes.get(request.url);
      if (!routeValue) {
        response.writeHead(404, { 'content-length': '0' });
        response.end();
        registryEvent(request.url, 404, undefined, true);
        return;
      }
      const body = Buffer.from(routeValue.body, 'base64');
      response.writeHead(200, {
        'content-type': routeValue.mediaType,
        'content-length': String(body.byteLength),
        'docker-content-digest': `sha256:${routeValue.digest}`,
        'docker-distribution-api-version': 'registry/2.0',
      });
      response.end(body);
      registryEvent(request.url, 200, routeValue.digest, true);
    },
  );
  server.on('clientError', (error, socket) => {
    socket.destroy(error);
  });
  const close = () => server.close();
  process.once('SIGTERM', close);
  process.once('SIGINT', close);
  await new Promise((resolve, reject) => {
    server.once('error', reject);
    server.listen(port, '0.0.0.0', resolve);
  });
}

async function runSeed() {
  const {
    assertPostgresPackageExecutorSchemaReady,
    createPostgresDatabaseOpener,
    loadPostgresConnectionEnvironment,
    PostgresApprovedActionExecutionRepository,
  } = ql3Require('@qinglong/cluster-postgres/package-executor');
  const {
    assertPostgresPackageManagerSchemaReady,
    PostgresApprovalRequestRepository,
    PostgresPluginPackagePublisherTrustAuthorityRepository,
  } = ql3Require('@qinglong/cluster-postgres/package-manager');
  const { PostgresProjectPolicyRepository } = ql3Require(
    '@qinglong/cluster-postgres/project-policy',
  );
  const { PostgresPluginPackageInstallRepository } = ql3Require(
    '@qinglong/cluster-postgres/plugin-package-install',
  );
  const { PostgresPluginPackageInstallProposalRepository } = ql3Require(
    '@qinglong/cluster-postgres/plugin-package-proposal',
  );
  const { normalizePluginPackageLock } = ql3Require(
    '@qinglong/runtime-core/plugin-package-install',
  );
  const { createPluginPackagePublisherTrustSnapshot } = ql3Require(
    '@qinglong/runtime-core/plugin-package-publisher-trust',
  );
  const fixture = readFixture(process.env.QL3_E2E_FIXTURE_FILE);
  const mode = process.env.QL3_E2E_MODE;
  if (!['seed-initial', 'seed-upgrade'].includes(mode)) {
    throw new Error('Plugin Package E2E seed mode is invalid');
  }
  const connection = loadPostgresConnectionEnvironment(process.env, {
    host: 'QL3_E2E_POSTGRES_HOST',
    port: 'QL3_E2E_POSTGRES_PORT',
    database: 'QL3_E2E_POSTGRES_DATABASE',
    user: 'QL3_E2E_POSTGRES_PACKAGE_EXECUTOR_USER',
    password: 'QL3_E2E_POSTGRES_PACKAGE_EXECUTOR_PASSWORD',
  });
  const database = await createPostgresDatabaseOpener({
    role: 'package-executor',
    connection: { ...connection, tls: { mode: 'disable' } },
    pool: {
      applicationName: 'qinglong3-plugin-package-e2e-seed',
      maxConnections: 1,
      connectionTimeoutMs: 15_000,
    },
    onPoolError() {},
  })();
  try {
    await assertPostgresPackageExecutorSchemaReady(database.pool);
    const selected =
      mode === 'seed-initial' ? fixture.initial : fixture.upgrade;
    const runtimeConnection = loadPostgresConnectionEnvironment(process.env, {
      host: 'QL3_E2E_POSTGRES_HOST',
      port: 'QL3_E2E_POSTGRES_PORT',
      database: 'QL3_E2E_POSTGRES_DATABASE',
      user: 'QL3_E2E_POSTGRES_RUNTIME_USER',
      password: 'QL3_E2E_POSTGRES_RUNTIME_PASSWORD',
    });
    const runtimeDatabase = await createPostgresDatabaseOpener({
      role: 'runtime',
      connection: { ...runtimeConnection, tls: { mode: 'disable' } },
      pool: {
        applicationName: 'qinglong3-plugin-package-e2e-policy-seed',
        maxConnections: 1,
        connectionTimeoutMs: 15_000,
      },
      onPoolError() {},
    })();
    try {
      const policies = new PostgresProjectPolicyRepository(
        runtimeDatabase.pool,
      );
      for (const [subject, role] of [
        [selected.authority.requester, 'owner'],
        [selected.authority.reviewer, 'admin'],
      ]) {
        const policy = await policies.append({
          expectedCurrentVersion: 0,
          binding: {
            projectId: selected.lock.projectId,
            subject,
            version: 1,
            state: 'active',
            role,
            mutationId: `plugin-recovery-e2e-grant-${role}`,
            changedBy: { type: 'system', id: 'plugin-recovery-e2e-bootstrap' },
            createdAtMs: 1,
          },
        });
        if (!['inserted', 'existing'].includes(policy.status)) {
          throw new Error('Plugin Package E2E policy seed was not durable');
        }
      }
    } finally {
      await runtimeDatabase.close();
    }
    let publisherTrustStatus = null;
    const packageManagerConnection = loadPostgresConnectionEnvironment(
      process.env,
      {
        host: 'QL3_E2E_POSTGRES_HOST',
        port: 'QL3_E2E_POSTGRES_PORT',
        database: 'QL3_E2E_POSTGRES_DATABASE',
        user: 'QL3_E2E_POSTGRES_PACKAGE_MANAGER_USER',
        password: 'QL3_E2E_POSTGRES_PACKAGE_MANAGER_PASSWORD',
      },
    );
    const packageManagerDatabase = await createPostgresDatabaseOpener({
      role: 'package-manager',
      connection: {
        ...packageManagerConnection,
        tls: { mode: 'disable' },
      },
      pool: {
        applicationName: 'qinglong3-plugin-package-e2e-management-seed',
        maxConnections: 1,
        connectionTimeoutMs: 15_000,
      },
      onPoolError() {},
    })();
    try {
      await assertPostgresPackageManagerSchemaReady(
        packageManagerDatabase.pool,
      );
      if (mode === 'seed-initial') {
        const observed =
          await new PostgresPluginPackagePublisherTrustAuthorityRepository(
            packageManagerDatabase.pool,
          ).observeSnapshot({
            authorityId: 'cluster',
            snapshot: createPluginPackagePublisherTrustSnapshot(
              fixture.trust.keys,
            ),
            observedBy: 'plugin-recovery-e2e-package-manager',
            observedAtMs: selected.lock.createdAtMs,
          });
        if (!['created', 'existing'].includes(observed.status)) {
          throw new Error(
            'Plugin Package E2E publisher trust authority conflicts with the fixture',
          );
        }
        publisherTrustStatus = observed.status;
      }
      await new PostgresPluginPackageInstallProposalRepository(
        packageManagerDatabase.pool,
      ).createProposal(selected.authority.proposalCommand);
      const approvals = new PostgresApprovalRequestRepository(
        packageManagerDatabase.pool,
      );
      await approvals.create(selected.authority.requestCommand);
      await approvals.decide(selected.authority.decisionCommand);
    } finally {
      await packageManagerDatabase.close();
    }
    const lock = normalizePluginPackageLock(selected.lock);
    const repository = new PostgresPluginPackageInstallRepository(
      database.pool,
    );
    const previous = await repository.find(lock.projectId, lock.packageName);
    if (
      (mode === 'seed-initial' && previous !== null) ||
      (mode === 'seed-upgrade' &&
        (previous?.state !== 'active' ||
          previous.installationId !== fixture.initial.installationId ||
          previous.lockDigest !== fixture.initial.lock.lockDigest))
    ) {
      throw new Error('Plugin Package E2E previous install head is invalid');
    }
    const consumed = await new PostgresApprovalRequestRepository(
      database.pool,
    ).consume(selected.authority.consumptionCommand);
    if (
      JSON.stringify(consumed.dispatch) !==
      JSON.stringify(selected.authority.dispatch)
    ) {
      throw new Error('Plugin Package E2E durable dispatch drifted');
    }
    const executions = new PostgresApprovedActionExecutionRepository(
      database.pool,
    );
    const executionAtMs = Date.now();
    const owner = 'plugin_recovery_e2e_dispatcher';
    const leaseToken = `lease-plugin-recovery-e2e-${
      mode === 'seed-initial' ? 'initial' : 'upgrade'
    }`;
    const claimed = await executions.claimExecution({
      dispatchId: consumed.dispatch.id,
      owner,
      leaseToken,
      nowMs: executionAtMs,
      leaseDurationMs: 60_000,
    });
    if (claimed.status !== 'claimed') {
      throw new Error('Plugin Package E2E execution was not claimable');
    }
    const started = await executions.startExecution({
      dispatchId: consumed.dispatch.id,
      approvalRequestId: consumed.dispatch.approvalRequestId,
      actionDigest: consumed.dispatch.action.actionDigest,
      owner,
      leaseToken,
      expectedVersion: claimed.snapshot.execution.version,
      startedAtMs: executionAtMs + 1,
    });
    const admittedAtMs = executionAtMs + 2;
    const result = await repository.admit({
      lock,
      proposalDigest:
        selected.authority.proposalCommand.proposal.proposalDigest,
      execution: started.execution,
      installationId: selected.installationId,
      mutationId: `mutation-plugin-recovery-e2e-${
        mode === 'seed-initial' ? 'initial' : 'upgrade'
      }-admit`,
      admittedAtMs,
      audit: {
        eventId: selected.authority.admissionAuditEventId,
        requestId: consumed.dispatch.id,
        operationId: 'plugin_package.admit',
        projectId: lock.projectId,
        subject: selected.authority.consumer,
        authenticationId: `auth-plugin-recovery-e2e-dispatcher-${
          mode === 'seed-initial' ? 'initial' : 'upgrade'
        }`,
        outcome: 'allowed',
        reasons: ['approved_action'],
        fence: selected.authority.fence,
        occurredAtMs: admittedAtMs,
      },
    });
    process.stdout.write(
      `${JSON.stringify({
        schema: 'qinglong/plugin-package-recovery-e2e-seed-result@v1',
        event: 'seed_completed',
        phase: mode === 'seed-initial' ? 'initial' : 'upgrade',
        status: result.status,
        state: result.record.state,
        publisherTrustStatus,
        installationId: result.record.installationId,
        lockDigest: result.record.lockDigest,
        recordDigest: result.record.recordDigest,
      })}\n`,
    );
  } finally {
    await database.close();
  }
}

async function main() {
  if (process.env.QL3_E2E_MODE === 'registry') {
    await runRegistry();
    return;
  }
  if (
    ['seed-initial', 'seed-upgrade'].includes(process.env.QL3_E2E_MODE)
  ) {
    await runSeed();
    return;
  }
  throw new Error(
    'QL3_E2E_MODE must be registry, seed-initial or seed-upgrade',
  );
}

if (require.main === module) {
  main().catch((error) => {
    process.stderr.write(
      `${JSON.stringify({
        schema: 'qinglong/plugin-package-recovery-e2e-failure@v1',
        name: error?.name ?? 'Error',
        message: error?.message ?? 'unknown failure',
      })}\n`,
    );
    process.exitCode = 1;
  });
}

module.exports = {
  FIXTURE_SCHEMA,
  REGISTRY_EVENT_SCHEMA,
  createFixture,
};