| 1 | #!/usr/bin/env python3 |
| 2 | # SPDX-License-Identifier: Apache-2.0 |
| 3 | # SPDX-FileCopyrightText: Copyright contributors to the vLLM project |
| 4 | |
| 5 | import argparse |
| 6 | import json |
| 7 | import sys |
| 8 | |
| 9 | import requests |
| 10 | |
| 11 | |
| 12 | def scale(host, port, new_dp_size): |
| 13 | url = f"http://{host}:{port}/scale_elastic_ep" |
| 14 | payload = {"new_data_parallel_size": new_dp_size} |
| 15 | headers = {"Content-Type": "application/json"} |
| 16 | |
| 17 | print(f"Sending scale request to {url}") |
| 18 | print(f"Payload: {json.dumps(payload, indent=2)}") |
| 19 | |
| 20 | try: |
| 21 | response = requests.post(url, json=payload, headers=headers, timeout=300) |
| 22 | |
| 23 | print(f"Status Code: {response.status_code}") |
| 24 | print(f"Response: {response.text}") |
| 25 | |
| 26 | if response.status_code == 200: |
| 27 | print("Scale up/down request successful!") |
| 28 | return True |
| 29 | else: |
| 30 | print("Scale up/down request failed!") |
| 31 | return False |
| 32 | |
| 33 | except requests.exceptions.RequestException as e: |
| 34 | print(f"Request failed: {e}") |
| 35 | return False |
| 36 | |
| 37 | |
| 38 | def main(): |
| 39 | parser = argparse.ArgumentParser(description="Test scale up/down functionality") |
| 40 | parser.add_argument("--host", default="localhost", help="API server host") |
| 41 | parser.add_argument("--port", type=int, default=8006, help="API server port") |
| 42 | parser.add_argument( |
| 43 | "--new-dp-size", type=int, default=2, help="New data parallel size" |
| 44 | ) |
| 45 | |
| 46 | args = parser.parse_args() |
| 47 | |
| 48 | success = scale(args.host, args.port, args.new_dp_size) |
| 49 | sys.exit(0 if success else 1) |
| 50 | |
| 51 | |
| 52 | if __name__ == "__main__": |
| 53 | main() |