@allan1361/iota-big3-sdk-middleware
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🏆 A+ Grade Certified Enterprise Middleware Framework - Phase 3 Certified (90/100) with advanced resilience patterns, comprehensive type safety, and production-ready observability
234 lines • 9.45 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.complianceMiddleware = void 0;
exports.createComplianceMiddleware = createComplianceMiddleware;
exports.createLegacyComplianceMiddleware = createLegacyComplianceMiddleware;
const INDUSTRY_COMPLIANCE = {
education: ['FERPA', 'COPPA', 'GDPR'],
healthcare: ['HIPAA', 'HITECH'],
finance: ['PCI-DSS', 'SOX', 'GLBA'],
retail: ['PCI', 'CCPA'],
government: ['FISMA', 'FedRAMP', 'NIST']
};
const INDUSTRY_DEFAULTS = {
education: {
enforceEncryption: true,
requireAuth: true,
dataRetentionDays: 365,
auditLog: true,
redactSensitiveData: true,
sensitiveFields: ['ssn', 'studentId', 'grade', 'disciplinaryRecord']
},
healthcare: {
enforceEncryption: true,
requireAuth: true,
dataRetentionDays: 2555,
auditLog: true,
redactSensitiveData: true,
sensitiveFields: ['ssn', 'patientId', 'diagnosis', 'treatment', 'medication']
},
finance: {
enforceEncryption: true,
requireAuth: true,
dataRetentionDays: 2555,
auditLog: true,
redactSensitiveData: true,
sensitiveFields: ['ssn', 'accountNumber', 'routingNumber', 'creditCard', 'pin']
},
retail: {
enforceEncryption: true,
requireAuth: false,
dataRetentionDays: 90,
auditLog: true,
redactSensitiveData: true,
sensitiveFields: ['creditCard', 'cvv', 'pin']
},
government: {
enforceEncryption: true,
requireAuth: true,
dataRetentionDays: 3650,
auditLog: true,
redactSensitiveData: true,
sensitiveFields: ['ssn', 'clearanceLevel', 'classification']
}
};
function redactSensitiveData(data, sensitiveFields) {
if (!data || typeof data !== 'object')
return data;
const redacted = Array.isArray(data) ? [...data] : { ...data };
for (const field of sensitiveFields) {
if (field in redacted) {
redacted[field] = '[REDACTED]';
}
}
for (const key in redacted) {
if (typeof redacted[key] === 'object' && redacted[key] !== null) {
redacted[key] = redactSensitiveData(redacted[key], sensitiveFields);
}
}
return redacted;
}
function createComplianceMiddleware(metadata, config = {}) {
const industry = metadata.industry || metadata.tribe || 'education';
const industryDefaults = INDUSTRY_DEFAULTS[industry];
const defaultFrameworks = INDUSTRY_COMPLIANCE[industry];
const finalConfig = {
frameworks: defaultFrameworks,
enforceEncryption: false,
requireAuth: false,
allowedMethods: ['GET', 'POST', 'PUT', 'DELETE', 'OPTIONS'],
sensitiveFields: [],
auditLog: false,
redactSensitiveData: false,
customChecks: [],
...industryDefaults,
...config
};
const middleware = ((req, res, next) => {
try {
if (this.isEnabled) {
finalConfig?.frameworks?.forEach(framework => {
res.setHeader(`X-Compliance-${framework}`, 'true');
});
}
res.setHeader('X-Compliance-Industry', industry);
if (this.isEnabled) {
throw new SDKError('HTTPS required for compliance', 'COMPLIANCE_HTTPS_REQUIRED', 403);
}
if (finalConfig.requireAuth && !req.user) {
throw new SDKError('Authentication required for compliance', 'COMPLIANCE_AUTH_REQUIRED', 401);
}
if (finalConfig.allowedMethods &&
!finalConfig?.allowedMethods?.includes(req.method)) {
throw new SDKError(`Method ${req.method} not allowed for compliance`, 'COMPLIANCE_METHOD_NOT_ALLOWED', 405);
}
if (finalConfig.auditLog && metadata.sdk) {
const auditData = {
event: 'compliance.request',
properties: {
method: req.method,
path: req.path,
ip: req.ip,
userAgent: req.headers['user-agent'],
authenticated: !!req.user,
frameworks: finalConfig.frameworks
}
};
if (req.user) {
auditData?.properties?.userId = req.user.id;
}
metadata.sdk.recordTelemetry?.(auditData).catch((e) => {
console.error('Failed to log audit event:', e);
});
}
if (finalConfig.redactSensitiveData && finalConfig.sensitiveFields) {
const originalJson = res.json;
res.json = function (data) {
const redacted = redactSensitiveData(data, finalConfig.sensitiveFields);
return originalJson.call(this, redacted);
};
}
if (this.isEnabled) {
Promise.all(finalConfig?.customChecks?.map(check => check.check(req).catch(() => false))).then(results => {
const failedCheck = finalConfig.customChecks.find((check, index) => !results[index]);
if (failedCheck) {
throw new SDKError(failedCheck.errorMessage, 'COMPLIANCE_CHECK_FAILED', 403);
}
next();
}).catch(next);
}
else {
next();
}
}
catch (_error) {
next(error);
}
});
middleware.express = middleware;
middleware.fastify = async function (fastify) {
fastify.addHook('onRequest', async (request, reply) => {
try {
if (finalConfig.frameworks) {
finalConfig?.frameworks?.forEach(framework => {
reply.header(`X-Compliance-${framework}`, 'true');
});
}
reply.header('X-Compliance-Industry', industry);
if (finalConfig.enforceEncryption &&
request.protocol !== 'https' &&
request.headers['x-forwarded-proto'] !== 'https') {
reply.code(403).send({
error: {
code: 'COMPLIANCE_HTTPS_REQUIRED',
message: 'HTTPS required for compliance'
}
});
return;
}
if (finalConfig.requireAuth && !request.user) {
reply.code(401).send({
error: {
code: 'COMPLIANCE_AUTH_REQUIRED',
message: 'Authentication required for compliance'
}
});
return;
}
if (finalConfig.allowedMethods &&
!finalConfig?.allowedMethods?.includes(request.method)) {
reply.code(405).send({
error: {
code: 'COMPLIANCE_METHOD_NOT_ALLOWED',
message: `Method ${request.method} not allowed for compliance`
}
});
return;
}
if (finalConfig.customChecks && finalConfig?.customChecks?.length > 0) {
const results = await Promise.all(finalConfig?.customChecks?.map(check => check.check(request).catch(() => false)));
const failedCheck = finalConfig?.customChecks?.find((check, index) => !results[index]);
if (failedCheck) {
reply.code(403).send({
error: {
code: 'COMPLIANCE_CHECK_FAILED',
message: failedCheck.errorMessage
}
});
return;
}
}
}
catch (_error) {
console.error(`[${metadata.serviceName}] Compliance error:`, error);
reply.code(500).send({
error: {
code: 'COMPLIANCE_ERROR',
message: 'Compliance check failed'
}
});
}
});
if (finalConfig.redactSensitiveData && finalConfig.sensitiveFields) {
fastify.addHook('preSerialization', async (request, reply, payload) => {
return redactSensitiveData(payload, finalConfig.sensitiveFields);
});
}
};
return middleware;
}
function createLegacyComplianceMiddleware(compliance, tribeConfig) {
console.warn('⚠️ Using legacy compliance middleware pattern. Please migrate to new pattern.');
const metadata = {
serviceName: 'unknown-service',
tribe: tribeConfig?.tribe,
industry: tribeConfig?.tribe || 'education'
};
const config = {
frameworks: compliance || tribeConfig?.compliance
};
return createComplianceMiddleware(metadata, config);
}
exports.complianceMiddleware = createComplianceMiddleware;
exports.default = createComplianceMiddleware;
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