Make fastify body limit configurable (#56)

Author: SandeepSamba

src/index.ts

@@ -54,7 +54,10 @@ export function getServeCommand<Configuration, State>(
       new Option("--service-token-secret <secret>").env("HASURA_SERVICE_TOKEN_SECRET")
     )
     .addOption(new Option("--log-level <level>").env("HASURA_LOG_LEVEL").default("info"))
-    .addOption(new Option("--pretty-print-logs").env("HASURA_PRETTY_PRINT_LOGS").default(false));
+    .addOption(new Option("--pretty-print-logs").env("HASURA_PRETTY_PRINT_LOGS").default(false))
+    .addOption(
+      new Option("--body-limit <bytes>").env("HASURA_BODY_LIMIT").default(31457280).argParser(parseIntOption)
+    );
 
   if (connector) {
     command.action(async (options: ServerOptions) => {

src/server.ts

@@ -79,6 +79,7 @@ export interface ServerOptions {
   serviceTokenSecret: string | undefined;
   logLevel: string;
   prettyPrintLogs: string;
+  bodyLimit: number | undefined;
 }
 
 const tracer = opentelemetry.trace.getTracer("ndc-sdk-typescript.server");
@@ -134,7 +135,7 @@ export async function startServer<Configuration, State>(
 
   const server = Fastify({
     logger: configureFastifyLogging(options),
-    bodyLimit: 1048576 * 30, // 30mb body limit
+    bodyLimit: options.bodyLimit ?? 1048576 * 30, // 30mb body limit
     ajv: {
       customOptions: customAjvOptions,
     },