test: Add HTTP test for deep JSON in repository index requests

qa/L0_http/http_test.py

@@ -423,6 +423,39 @@ def create_nested_json(depth, value):
                     except ValueError:
                         self.fail("Response is not valid JSON")
 
+    def test_repository_index_deeply_nested_json(self):
+        """Test for deeply nested JSON on model repository index."""
+        depth = 250000
+        nested = ("[" * depth) + "true" + ("]" * depth)
+        payload = '{"ready":' + nested + "}"
+
+        # Keep request below default --http-max-input-size so parsing path is exercised.
+        self.assertLess(len(payload), 64 * 1024 * 1024)
+
+        response = requests.post(
+            "http://localhost:8000/v2/repository/index",
+            data=payload,
+            headers={"Content-Type": "application/json"},
+            timeout=60,
+        )
+        self.assertEqual(
+            400,
+            response.status_code,
+            "Expected repository index request to fail on invalid 'ready' type.",
+        )
+        self.assertIn("error", response.json())
+        self.assertIn(
+            "Invalid value for 'ready': expected a boolean",
+            response.json()["error"],
+        )
+
+        live_response = requests.get("http://localhost:8000/v2/health/live", timeout=10)
+        self.assertEqual(
+            200,
+            live_response.status_code,
+            "Expected server to remain live after deeply nested JSON request.",
+        )
+
 
 if __name__ == "__main__":
     unittest.main()

qa/L0_http/test.sh

@@ -672,7 +672,7 @@ fi
 
 TEST_RESULT_FILE='test_results.txt'
 PYTHON_TEST=http_test.py
-EXPECTED_NUM_TESTS=13
+EXPECTED_NUM_TESTS=14
 set +e
 python $PYTHON_TEST >$CLIENT_LOG 2>&1
 if [ $? -ne 0 ]; then

src/http_server.cc

@@ -1413,7 +1413,13 @@ HTTPAPIServer::HandleRepositoryIndex(
   if (buffer_len > 0) {
     triton::common::TritonJson::Value ready_json;
     if (index_request.Find("ready", &ready_json)) {
-      err = ready_json.AsBool(&ready);
+      if (!ready_json.IsBool()) {
+        err = TRITONSERVER_ErrorNew(
+            TRITONSERVER_ERROR_INVALID_ARG,
+            "Invalid value for 'ready': expected a boolean");
+      } else {
+        err = ready_json.AsBool(&ready);
+      }
     }
   }