adding validated services? patching forcad_local.py

ctfcup2025-school-final/services/aws_sigma/api/src/functions/execution.controller.ts

@@ -0,0 +1,65 @@
+import { All, Controller, Param, Req, Res } from "@nestjs/common";
+import type { Request, Response } from "express";
+import { FunctionExecutionService } from "./execution.service.js";
+
+@Controller("exec")
+export class ExecutionController {
+  constructor(
+    private readonly functionExecutionService: FunctionExecutionService
+  ) {}
+
+  @All(":projectSlug")
+  async handleRoot(
+    @Param("projectSlug") projectSlug: string,
+    @Req() request: Request,
+    @Res() response: Response
+  ) {
+    await this.dispatchExecution(projectSlug, request, response);
+  }
+
+  @All(":projectSlug/*path")
+  async handleNested(
+    @Param("projectSlug") projectSlug: string,
+    @Req() request: Request,
+    @Res() response: Response
+  ) {
+    await this.dispatchExecution(projectSlug, request, response);
+  }
+
+  private async dispatchExecution(
+    projectSlug: string,
+    request: Request,
+    response: Response
+  ) {
+    const executionResult = await this.functionExecutionService.execute(
+      projectSlug,
+      request
+    );
+
+    if (executionResult.responsePayload) {
+      const { statusCode, headers, body } = executionResult.responsePayload;
+      this.applyHeaders(response, headers);
+      this.sendBody(response, statusCode ?? 200, body ?? "");
+      return;
+    } else {
+      this.sendBody(response, 500, executionResult.stderr);
+    }
+  }
+
+  private applyHeaders(
+    response: Response,
+    headers: Record<string, string> | undefined
+  ) {
+    if (!headers) {
+      return;
+    }
+
+    for (const [key, value] of Object.entries(headers)) {
+      response.setHeader(key, value);
+    }
+  }
+
+  private sendBody(response: Response, statusCode: number, body: string) {
+    response.status(statusCode).send(body);
+  }
+}