.

1 files changed, 38 insertions, 0 deletions

diff --git a/services/sandbox-exec/index.js b/services/sandbox-exec/index.js
new file mode 100644
index 0000000..8c256ab
--- /dev/null
+++ b/services/sandbox-exec/index.js
@@ -0,0 +1,38 @@
+import { fork } from 'node:child_process'
+import { serve } from '@hono/node-server'
+import { Hono } from 'hono'
+
+const execPhp = (code, input, timeoutMsec) => {
+  return new Promise((resolve, _reject) => {
+    const proc = fork('./lib/exec.js');
+
+    proc.send({ code, input });
+
+    proc.on('message', (result) => {
+      resolve(result);
+      proc.kill();
+    });
+
+    setTimeout(() => {
+      resolve({
+        status: 'TLE',
+        stdout: '',
+        stderr: `Time Limit Exceeded: ${timeoutMsec} msec`,
+      });
+      proc.kill();
+    }, timeoutMsec);
+  });
+};
+
+const app = new Hono();
+
+app.post('/exec', async (c) => {
+  const { code, input, timeout } = await c.req.json();
+  const result = await execPhp(code, input, timeout);
+  return c.json(result);
+});
+
+serve({
+  fetch: app.fetch,
+  port: 8888,
+})