349 lines
15 KiB
JavaScript
349 lines
15 KiB
JavaScript
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// infra/lib/ledgerflow-stack.js
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// AWS CDK Stack — deploys all LedgerFlow infrastructure
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// Run: cd infra && npx cdk deploy
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const cdk = require("aws-cdk-lib");
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const lambda = require("aws-cdk-lib/aws-lambda");
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const nodejsFn = require("aws-cdk-lib/aws-lambda-nodejs");
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const apigwv2 = require("aws-cdk-lib/aws-apigatewayv2");
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const integ = require("aws-cdk-lib/aws-apigatewayv2-integrations");
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const auth = require("aws-cdk-lib/aws-apigatewayv2-authorizers");
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const dynamo = require("aws-cdk-lib/aws-dynamodb");
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const iam = require("aws-cdk-lib/aws-iam");
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const s3 = require("aws-cdk-lib/aws-s3");
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const s3deploy = require("aws-cdk-lib/aws-s3-deployment");
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const cf = require("aws-cdk-lib/aws-cloudfront");
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const origins = require("aws-cdk-lib/aws-cloudfront-origins");
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const acm = require("aws-cdk-lib/aws-certificatemanager");
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const route53 = require("aws-cdk-lib/aws-route53");
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const targets = require("aws-cdk-lib/aws-route53-targets");
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const logs = require("aws-cdk-lib/aws-logs");
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const path = require("path");
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class LedgerFlowStack extends cdk.Stack {
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constructor(scope, id, props) {
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super(scope, id, props);
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const env = props?.env?.account ? "prod" : "dev";
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// ── DynamoDB Tables ───────────────────────────────────────────────────────
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const posTable = new dynamo.Table(this, "POsTable", {
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tableName: "ledgerflow-pos",
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partitionKey: { name: "id", type: dynamo.AttributeType.STRING },
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billingMode: dynamo.BillingMode.PAY_PER_REQUEST,
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removalPolicy: cdk.RemovalPolicy.RETAIN,
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pointInTimeRecovery: true,
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});
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posTable.addGlobalSecondaryIndex({
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indexName: "poNumber-index",
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partitionKey: { name: "poNumber", type: dynamo.AttributeType.STRING },
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});
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const invoicesTable = new dynamo.Table(this, "InvoicesTable", {
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tableName: "ledgerflow-invoices",
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partitionKey: { name: "id", type: dynamo.AttributeType.STRING },
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billingMode: dynamo.BillingMode.PAY_PER_REQUEST,
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removalPolicy: cdk.RemovalPolicy.RETAIN,
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pointInTimeRecovery: true,
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});
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invoicesTable.addGlobalSecondaryIndex({
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indexName: "poId-index",
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partitionKey: { name: "poId", type: dynamo.AttributeType.STRING },
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});
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invoicesTable.addGlobalSecondaryIndex({
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indexName: "status-index",
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partitionKey: { name: "status", type: dynamo.AttributeType.STRING },
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});
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const ediTxTable = new dynamo.Table(this, "EDITxTable", {
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tableName: "ledgerflow-edi-transactions",
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partitionKey: { name: "id", type: dynamo.AttributeType.STRING },
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billingMode: dynamo.BillingMode.PAY_PER_REQUEST,
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removalPolicy: cdk.RemovalPolicy.RETAIN,
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timeToLiveAttribute: "ttl", // auto-expire old TX records after 1 year
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});
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const sessionsTable = new dynamo.Table(this, "SessionsTable", {
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tableName: "ledgerflow-sessions",
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partitionKey: { name: "userId", type: dynamo.AttributeType.STRING },
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billingMode: dynamo.BillingMode.PAY_PER_REQUEST,
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removalPolicy: cdk.RemovalPolicy.DESTROY,
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timeToLiveAttribute: "ttl",
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});
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const settingsTable = new dynamo.Table(this, "SettingsTable", {
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tableName: "ledgerflow-settings",
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partitionKey: { name: "userId", type: dynamo.AttributeType.STRING },
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billingMode: dynamo.BillingMode.PAY_PER_REQUEST,
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removalPolicy: cdk.RemovalPolicy.RETAIN,
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pointInTimeRecovery: true,
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});
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// ── S3 Buckets (EDI file exchange) ────────────────────────────────────────
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const ediInputBucket = new s3.Bucket(this, "EDIInputBucket", {
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bucketName: `ledgerflow-edi-input-${this.account}`,
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removalPolicy: cdk.RemovalPolicy.RETAIN,
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versioned: true,
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lifecycleRules: [{ expiration: cdk.Duration.days(90), id: "expire-old-edi" }],
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});
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const ediOutputBucket = new s3.Bucket(this, "EDIOutputBucket", {
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bucketName: `ledgerflow-edi-output-${this.account}`,
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removalPolicy: cdk.RemovalPolicy.RETAIN,
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versioned: true,
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lifecycleRules: [{ expiration: cdk.Duration.days(365), id: "expire-old-output" }],
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});
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// ── Shared Lambda Environment ─────────────────────────────────────────────
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const commonEnv = {
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NODE_ENV: env,
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AWS_NODEJS_CONNECTION_REUSE_ENABLED: "1",
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POS_TABLE: posTable.tableName,
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INVOICES_TABLE: invoicesTable.tableName,
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EDI_TX_TABLE: ediTxTable.tableName,
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SESSIONS_TABLE: sessionsTable.tableName,
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SETTINGS_TABLE: settingsTable.tableName,
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EDI_INPUT_BUCKET: ediInputBucket.bucketName,
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EDI_OUTPUT_BUCKET: ediOutputBucket.bucketName,
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// Set these via SSM Parameter Store or Secrets Manager in production:
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// GOOGLE_CLIENT_ID, EDI_PARTNERSHIP_ID, EDI_TRANSFORMER_ID,
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// EDI_SENDER_ID, EDI_RECEIVER_ID, ALLOWED_DOMAINS, ALLOWED_ORIGIN
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GOOGLE_CLIENT_ID: process.env.GOOGLE_CLIENT_ID || "",
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ALLOWED_ORIGIN: process.env.ALLOWED_ORIGIN || "*",
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ALLOWED_DOMAINS: process.env.ALLOWED_DOMAINS || "",
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EDI_PARTNERSHIP_ID: process.env.EDI_PARTNERSHIP_ID || "",
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EDI_TRANSFORMER_ID: process.env.EDI_TRANSFORMER_ID || "",
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EDI_SENDER_ID: process.env.EDI_SENDER_ID || "",
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EDI_RECEIVER_ID: process.env.EDI_RECEIVER_ID || "",
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};
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const lambdaDefaults = {
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runtime: lambda.Runtime.NODEJS_20_X,
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architecture: lambda.Architecture.ARM_64, // Graviton2 — faster + cheaper
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memorySize: 512,
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timeout: cdk.Duration.seconds(30),
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logRetention: logs.RetentionDays.THIRTY_DAYS,
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bundling: { minify: false, sourceMap: true },
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};
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// ── Lambda Functions (NodejsFunction — esbuild bundles deps) ─────────────
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const authorizerFn = new nodejsFn.NodejsFunction(this, "AuthorizerFn", {
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...lambdaDefaults,
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functionName: "ledgerflow-authorizer",
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entry: path.join(__dirname, "../../lambdas/authorizer/index.js"),
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handler: "handler",
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environment: { ...commonEnv },
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description: "Google JWT Lambda Authorizer",
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});
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sessionsTable.grantWriteData(authorizerFn);
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const authFn = new nodejsFn.NodejsFunction(this, "AuthFn", {
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...lambdaDefaults,
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functionName: "ledgerflow-auth",
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entry: path.join(__dirname, "../../lambdas/auth/index.js"),
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handler: "handler",
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environment: { ...commonEnv },
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description: "Auth endpoints (/auth/me, /auth/config, /auth/logout)",
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});
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sessionsTable.grantReadWriteData(authFn);
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const posFn = new nodejsFn.NodejsFunction(this, "POsFn", {
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...lambdaDefaults,
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functionName: "ledgerflow-pos",
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entry: path.join(__dirname, "../../lambdas/pos/index.js"),
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handler: "handler",
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environment: { ...commonEnv },
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description: "Purchase Orders CRUD + DynamoDB import",
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});
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posTable.grantReadWriteData(posFn);
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settingsTable.grantReadData(posFn);
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// External purchase-orders table (Coupa POs) — grant read to POs and EDI lambdas
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const purchaseOrdersTable = dynamo.Table.fromTableName(this, "ExternalPOTable", "purchase-orders");
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purchaseOrdersTable.grantReadData(posFn);
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const invoicesFn = new nodejsFn.NodejsFunction(this, "InvoicesFn", {
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...lambdaDefaults,
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functionName: "ledgerflow-invoices",
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entry: path.join(__dirname, "../../lambdas/invoices/index.js"),
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handler: "handler",
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environment: { ...commonEnv },
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description: "Invoices CRUD",
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});
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invoicesTable.grantReadWriteData(invoicesFn);
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posTable.grantReadWriteData(invoicesFn); // needs to update PO billed amount
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const ediFn = new nodejsFn.NodejsFunction(this, "EDIFn", {
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...lambdaDefaults,
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functionName: "ledgerflow-edi",
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entry: path.join(__dirname, "../../lambdas/edi/index.js"),
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handler: "handler",
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environment: { ...commonEnv },
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description: "AWS B2B EDI submission + transaction history",
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timeout: cdk.Duration.seconds(60), // EDI calls can take a few seconds
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});
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ediTxTable.grantReadWriteData(ediFn);
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invoicesTable.grantReadWriteData(ediFn);
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settingsTable.grantReadData(ediFn);
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purchaseOrdersTable.grantReadData(ediFn);
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ediInputBucket.grantReadWrite(ediFn);
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ediOutputBucket.grantReadWrite(ediFn);
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const settingsFn = new nodejsFn.NodejsFunction(this, "SettingsFn", {
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...lambdaDefaults,
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functionName: "ledgerflow-settings",
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entry: path.join(__dirname, "../../lambdas/settings/index.js"),
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handler: "handler",
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environment: { ...commonEnv },
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description: "User settings (config, invCounter)",
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});
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settingsTable.grantReadWriteData(settingsFn);
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// Allow EDI Lambda to call AWS B2B Data Interchange
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ediFn.addToRolePolicy(new iam.PolicyStatement({
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actions: [
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"b2bi:StartTransformerJob",
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"b2bi:GetTransformerJob",
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"b2bi:ListTransformerJobs",
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"b2bi:CreateTransformer",
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"b2bi:GetTransformer",
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],
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resources: ["*"],
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}));
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// ── API Gateway HTTP API ──────────────────────────────────────────────────
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const httpApi = new apigwv2.HttpApi(this, "LedgerFlowAPI", {
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apiName: "ledgerflow-api",
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description: "LedgerFlow B2B Accounting API",
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corsPreflight: {
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allowOrigins: [
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process.env.ALLOWED_ORIGIN || "*",
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"http://localhost:3000",
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],
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allowMethods: [apigwv2.CorsHttpMethod.ANY],
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allowHeaders: ["Content-Type", "Authorization"],
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maxAge: cdk.Duration.days(1),
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},
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});
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// Lambda Authorizer (JWT)
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const jwtAuthorizer = new auth.HttpLambdaAuthorizer("GoogleJWTAuthorizer", authorizerFn, {
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authorizerName: "google-jwt",
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responseTypes: [auth.HttpLambdaResponseType.SIMPLE],
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identitySource: ["$request.header.Authorization"],
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resultsCacheTtl: cdk.Duration.minutes(5),
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});
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// ── Route Definitions ─────────────────────────────────────────────────────
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const apiMethods = [
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apigwv2.HttpMethod.GET, apigwv2.HttpMethod.POST,
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apigwv2.HttpMethod.PUT, apigwv2.HttpMethod.PATCH,
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apigwv2.HttpMethod.DELETE,
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];
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const addRoutes = (routePath, fn, useAuth = true) => {
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const integration = new integ.HttpLambdaIntegration(`${fn.node.id}-integ`, fn);
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const opts = useAuth ? { authorizer: jwtAuthorizer } : {};
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httpApi.addRoutes({ path: routePath, methods: apiMethods, integration, ...opts });
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httpApi.addRoutes({ path: `${routePath}/{proxy+}`, methods: apiMethods, integration, ...opts });
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};
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// Public routes (no auth)
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addRoutes("/auth/config", authFn, false);
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addRoutes("/auth/me", authFn, false); // Google token is self-validating
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addRoutes("/auth/logout", authFn, false);
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// Protected routes
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addRoutes("/pos", posFn);
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addRoutes("/invoices", invoicesFn);
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addRoutes("/edi", ediFn);
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addRoutes("/settings", settingsFn);
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// ── Frontend (S3 + CloudFront + Route 53 + ACM) ─────────────────────────
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const domainName = "ledgerflow.seahaven.com";
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const hostedZone = route53.HostedZone.fromHostedZoneAttributes(this, "SeahavenZone", {
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hostedZoneId: "Z06652411XKH89KTZD3XA",
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zoneName: "seahaven.com",
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});
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const certificate = acm.Certificate.fromCertificateArn(this, "FrontendCert",
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"arn:aws:acm:us-east-1:328440206208:certificate/a66c0994-90d4-410a-a1d9-5595c2a3fae3",
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);
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const siteBucket = new s3.Bucket(this, "FrontendBucket", {
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bucketName: `ledgerflow-frontend-${this.account}`,
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removalPolicy: cdk.RemovalPolicy.DESTROY,
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autoDeleteObjects: true,
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blockPublicAccess: s3.BlockPublicAccess.BLOCK_ALL,
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});
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const distribution = new cf.Distribution(this, "FrontendCDN", {
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defaultBehavior: {
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origin: origins.S3BucketOrigin.withOriginAccessControl(siteBucket),
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viewerProtocolPolicy: cf.ViewerProtocolPolicy.REDIRECT_TO_HTTPS,
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cachePolicy: cf.CachePolicy.CACHING_OPTIMIZED,
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},
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domainNames: [domainName],
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certificate,
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defaultRootObject: "login.html",
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errorResponses: [
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{ httpStatus: 403, responseHttpStatus: 200, responsePagePath: "/login.html" },
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{ httpStatus: 404, responseHttpStatus: 200, responsePagePath: "/login.html" },
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],
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});
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// Deploy frontend files to S3 and invalidate CloudFront
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new s3deploy.BucketDeployment(this, "DeployFrontend", {
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sources: [s3deploy.Source.asset(path.join(__dirname, "../../../ledgerflow_frontend"))],
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destinationBucket: siteBucket,
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distribution,
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distributionPaths: ["/*"],
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});
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// DNS records
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new route53.ARecord(this, "FrontendARecord", {
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zone: hostedZone,
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recordName: "ledgerflow",
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target: route53.RecordTarget.fromAlias(new targets.CloudFrontTarget(distribution)),
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});
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new route53.AaaaRecord(this, "FrontendAAAARecord", {
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zone: hostedZone,
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recordName: "ledgerflow",
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target: route53.RecordTarget.fromAlias(new targets.CloudFrontTarget(distribution)),
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});
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// ── Outputs ───────────────────────────────────────────────────────────────
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new cdk.CfnOutput(this, "ApiUrl", {
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value: httpApi.apiEndpoint,
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description: "API Gateway endpoint URL — set as VITE_API_URL in the frontend",
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exportName: "LedgerFlowApiUrl",
|
||
|
|
});
|
||
|
|
|
||
|
|
new cdk.CfnOutput(this, "FrontendUrl", {
|
||
|
|
value: `https://${domainName}`,
|
||
|
|
description: "Frontend URL",
|
||
|
|
});
|
||
|
|
|
||
|
|
new cdk.CfnOutput(this, "DistributionId", {
|
||
|
|
value: distribution.distributionId,
|
||
|
|
description: "CloudFront distribution ID",
|
||
|
|
});
|
||
|
|
|
||
|
|
new cdk.CfnOutput(this, "FrontendBucketName", { value: siteBucket.bucketName });
|
||
|
|
new cdk.CfnOutput(this, "EDIInputBucketName", { value: ediInputBucket.bucketName });
|
||
|
|
new cdk.CfnOutput(this, "EDIOutputBucketName", { value: ediOutputBucket.bucketName });
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = { LedgerFlowStack };
|