Sync from v0.13

tests/model_executor/model_loader/runai_streamer_loader/conftest.py

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+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+
+from vllm.utils.network_utils import get_distributed_init_method, get_ip, get_open_port
+from vllm.v1.executor import UniProcExecutor
+from vllm.v1.worker.worker_base import WorkerWrapperBase
+
+
+# This is a dummy executor for patching in test_runai_model_streamer_s3.py.
+# We cannot use vllm_runner fixture here, because it spawns worker process.
+# The worker process reimports the patched entities, and the patch is not applied.
+class RunaiDummyExecutor(UniProcExecutor):
+    def _init_executor(self) -> None:
+        distributed_init_method = get_distributed_init_method(get_ip(), get_open_port())
+
+        local_rank = 0
+        rank = 0
+        is_driver_worker = True
+
+        device_info = self.vllm_config.device_config.device.__str__().split(":")
+        if len(device_info) > 1:
+            local_rank = int(device_info[1])
+
+        worker_rpc_kwargs = dict(
+            vllm_config=self.vllm_config,
+            local_rank=local_rank,
+            rank=rank,
+            distributed_init_method=distributed_init_method,
+            is_driver_worker=is_driver_worker,
+        )
+
+        wrapper_kwargs = {
+            "vllm_config": self.vllm_config,
+        }
+
+        self.driver_worker = WorkerWrapperBase(**wrapper_kwargs)
+
+        self.collective_rpc("init_worker", args=([worker_rpc_kwargs],))
+        self.collective_rpc("init_device")

tests/model_executor/model_loader/runai_streamer_loader/test_runai_model_streamer_loader.py

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+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+
+import pytest
+
+from vllm import SamplingParams
+from vllm.config.load import LoadConfig
+from vllm.model_executor.model_loader import get_model_loader
+
+load_format = "runai_streamer"
+test_model = "openai-community/gpt2"
+# TODO(amacaskill): Replace with a GKE owned GCS bucket.
+test_gcs_model = "gs://vertex-model-garden-public-us/codegemma/codegemma-2b/"
+
+prompts = [
+    "Hello, my name is",
+    "The president of the United States is",
+    "The capital of France is",
+    "The future of AI is",
+]
+# Create a sampling params object.
+sampling_params = SamplingParams(temperature=0.8, top_p=0.95, seed=0)
+
+
+def get_runai_model_loader():
+    load_config = LoadConfig(load_format=load_format)
+    return get_model_loader(load_config)
+
+
+def test_get_model_loader_with_runai_flag():
+    model_loader = get_runai_model_loader()
+    assert model_loader.__class__.__name__ == "RunaiModelStreamerLoader"
+
+
+def test_runai_model_loader_download_files(vllm_runner):
+    with vllm_runner(test_model, load_format=load_format) as llm:
+        deserialized_outputs = llm.generate(prompts, sampling_params)
+        assert deserialized_outputs
+
+
+def test_runai_model_loader_download_files_gcs(
+    vllm_runner, monkeypatch: pytest.MonkeyPatch
+):
+    monkeypatch.setenv("GOOGLE_CLOUD_PROJECT", "fake-project")
+    monkeypatch.setenv("RUNAI_STREAMER_GCS_USE_ANONYMOUS_CREDENTIALS", "true")
+    monkeypatch.setenv(
+        "CLOUD_STORAGE_EMULATOR_ENDPOINT", "https://storage.googleapis.com"
+    )
+    with vllm_runner(test_gcs_model, load_format=load_format) as llm:
+        deserialized_outputs = llm.generate(prompts, sampling_params)
+        assert deserialized_outputs

tests/model_executor/model_loader/runai_streamer_loader/test_runai_model_streamer_s3.py

@@ -0,0 +1,52 @@
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+
+from pathlib import Path
+
+from huggingface_hub import snapshot_download
+from runai_model_streamer.safetensors_streamer.streamer_mock import StreamerPatcher
+
+from vllm.engine.arg_utils import EngineArgs
+
+from .conftest import RunaiDummyExecutor
+
+load_format = "runai_streamer"
+test_model = "openai-community/gpt2"
+
+
+def test_runai_model_loader_download_files_s3_mocked_with_patch(
+    vllm_runner,
+    tmp_path: Path,
+    monkeypatch,
+):
+    patcher = StreamerPatcher(str(tmp_path))
+
+    test_mock_s3_model = "s3://my-mock-bucket/gpt2/"
+
+    # Download model from HF
+    mock_model_dir = f"{tmp_path}/gpt2"
+    snapshot_download(repo_id=test_model, local_dir=mock_model_dir)
+
+    monkeypatch.setattr(
+        "vllm.transformers_utils.runai_utils.runai_list_safetensors",
+        patcher.shim_list_safetensors,
+    )
+    monkeypatch.setattr(
+        "vllm.transformers_utils.runai_utils.runai_pull_files",
+        patcher.shim_pull_files,
+    )
+    monkeypatch.setattr(
+        "vllm.model_executor.model_loader.weight_utils.SafetensorsStreamer",
+        patcher.create_mock_streamer,
+    )
+
+    engine_args = EngineArgs(
+        model=test_mock_s3_model,
+        load_format=load_format,
+        tensor_parallel_size=1,
+    )
+
+    vllm_config = engine_args.create_engine_config()
+
+    executor = RunaiDummyExecutor(vllm_config)
+    executor.driver_worker.load_model()

tests/model_executor/model_loader/runai_streamer_loader/test_runai_utils.py

@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+
+import glob
+import hashlib
+import os
+import tempfile
+
+import huggingface_hub.constants
+
+from vllm.model_executor.model_loader.weight_utils import download_weights_from_hf
+from vllm.transformers_utils.runai_utils import (
+    ObjectStorageModel,
+    is_runai_obj_uri,
+    list_safetensors,
+)
+
+
+def test_is_runai_obj_uri():
+    assert is_runai_obj_uri("gs://some-gcs-bucket/path")
+    assert is_runai_obj_uri("s3://some-s3-bucket/path")
+    assert not is_runai_obj_uri("nfs://some-nfs-path")
+
+
+def test_runai_list_safetensors_local():
+    with tempfile.TemporaryDirectory() as tmpdir:
+        huggingface_hub.constants.HF_HUB_OFFLINE = False
+        download_weights_from_hf(
+            "openai-community/gpt2",
+            allow_patterns=["*.safetensors", "*.json"],
+            cache_dir=tmpdir,
+        )
+        safetensors = glob.glob(f"{tmpdir}/**/*.safetensors", recursive=True)
+        assert len(safetensors) > 0
+        parentdir = [os.path.dirname(safetensor) for safetensor in safetensors][0]
+        files = list_safetensors(parentdir)
+        assert len(safetensors) == len(files)
+
+
+def test_runai_pull_files_gcs(monkeypatch):
+    monkeypatch.setenv("RUNAI_STREAMER_GCS_USE_ANONYMOUS_CREDENTIALS", "true")
+    # Bypass default project lookup by setting GOOGLE_CLOUD_PROJECT
+    monkeypatch.setenv("GOOGLE_CLOUD_PROJECT", "fake-project")
+    filename = "LT08_L1GT_074061_20130309_20170505_01_T2_MTL.txt"
+    gcs_bucket = "gs://gcp-public-data-landsat/LT08/01/074/061/LT08_L1GT_074061_20130309_20170505_01_T2/"
+    gcs_url = f"{gcs_bucket}/{filename}"
+    model = ObjectStorageModel(gcs_url)
+    model.pull_files(gcs_bucket, allow_pattern=[f"*{filename}"])
+    # To re-generate / change URLs:
+    #   gsutil ls -L gs://<gcs-url> | grep "Hash (md5)" | tr -d ' ' \
+    #     | cut -d":" -f2 | base64 -d | xxd -p
+    expected_checksum = "f60dea775da1392434275b311b31a431"
+    hasher = hashlib.new("md5")
+    with open(os.path.join(model.dir, filename), "rb") as f:
+        # Read the file in chunks to handle large files efficiently
+        for chunk in iter(lambda: f.read(4096), b""):
+            hasher.update(chunk)
+    actual_checksum = hasher.hexdigest()
+    assert actual_checksum == expected_checksum

tests/model_executor/model_loader/runai_streamer_loader/test_weight_utils.py

@@ -0,0 +1,44 @@
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+
+import glob
+import tempfile
+
+import huggingface_hub.constants
+import torch
+
+from vllm.model_executor.model_loader.weight_utils import (
+    download_weights_from_hf,
+    runai_safetensors_weights_iterator,
+    safetensors_weights_iterator,
+)
+
+
+def test_runai_model_loader():
+    with tempfile.TemporaryDirectory() as tmpdir:
+        huggingface_hub.constants.HF_HUB_OFFLINE = False
+        download_weights_from_hf(
+            "openai-community/gpt2", allow_patterns=["*.safetensors"], cache_dir=tmpdir
+        )
+        safetensors = glob.glob(f"{tmpdir}/**/*.safetensors", recursive=True)
+        assert len(safetensors) > 0
+
+        runai_model_streamer_tensors = {}
+        hf_safetensors_tensors = {}
+
+        for name, tensor in runai_safetensors_weights_iterator(safetensors, True):
+            runai_model_streamer_tensors[name] = tensor
+
+        for name, tensor in safetensors_weights_iterator(safetensors, True):
+            hf_safetensors_tensors[name] = tensor
+
+        assert len(runai_model_streamer_tensors) == len(hf_safetensors_tensors)
+
+        for name, runai_tensor in runai_model_streamer_tensors.items():
+            assert runai_tensor.dtype == hf_safetensors_tensors[name].dtype
+            assert runai_tensor.shape == hf_safetensors_tensors[name].shape
+            assert torch.all(runai_tensor.eq(hf_safetensors_tensors[name]))
+
+
+if __name__ == "__main__":
+    test_runai_model_loader()