[ci][build] fix commit id (#6420)

Co-authored-by: Cyrus Leung <tlleungac@connect.ust.hk>

.buildkite/test-pipeline.yaml

@@ -194,7 +194,9 @@ steps:
   command: pytest -v -s test_logits_processor.py
 
 - label: Utils Test
-  command: pytest -v -s test_utils.py
+  commands:
+    - pytest -v -s test_utils.py
+    - pytest -v -s test_embedded_commit.py
 
 - label: Worker Test
   mirror_hardwares: [amd]

Dockerfile

@@ -88,6 +88,9 @@ ENV NVCC_THREADS=$nvcc_threads
 # make sure punica kernels are built (for LoRA)
 ENV VLLM_INSTALL_PUNICA_KERNELS=1
 
+ARG buildkite_commit
+ENV BUILDKITE_COMMIT=${buildkite_commit}
+
 ARG USE_SCCACHE
 # if USE_SCCACHE is set, use sccache to speed up compilation
 RUN --mount=type=cache,target=/root/.cache/pip \

setup.py

@@ -30,8 +30,13 @@ logger = logging.getLogger(__name__)
 
 def embed_commit_hash():
     try:
+        if "BUILDKITE_COMMIT" in os.environ:
+            # ci build
+            commit_id = os.environ["BUILDKITE_COMMIT"]
+        else:
             commit_id = subprocess.check_output(["git", "rev-parse", "HEAD"],
                                                 encoding="utf-8").strip()
+
         commit_contents = f'__commit__ = "{commit_id}"\n'
 
         version_file = os.path.join(ROOT_DIR, "vllm", "commit_id.py")