88 lines
3.3 KiB
Python
88 lines
3.3 KiB
Python
#
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# Copyright (c) 2025 Huawei Technologies Co., Ltd. All Rights Reserved.
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# This file is a part of the vllm-ascend project.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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from vllm.distributed.kv_transfer.kv_connector.factory import KVConnectorFactory
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def register_connector():
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# override multi_connector as ascend_multi_connector
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if "MultiConnector" in KVConnectorFactory._registry:
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KVConnectorFactory._registry.pop("MultiConnector")
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KVConnectorFactory.register_connector(
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"MultiConnector", "vllm_ascend.distributed.kv_transfer.ascend_multi_connector", "AscendMultiConnector"
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)
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KVConnectorFactory.register_connector(
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"MooncakeConnectorV1", "vllm_ascend.distributed.kv_transfer.kv_p2p.mooncake_connector", "MooncakeConnector"
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)
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KVConnectorFactory.register_connector(
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"MooncakeHybridConnector",
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"vllm_ascend.distributed.kv_transfer.kv_p2p.mooncake_hybrid_connector",
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"MooncakeConnector",
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)
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KVConnectorFactory.register_connector(
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"MooncakeConnectorStoreV1",
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"vllm_ascend.distributed.kv_transfer.kv_pool.ascend_store.ascend_store_connector",
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"AscendStoreConnector",
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)
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KVConnectorFactory.register_connector(
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"AscendStoreConnector",
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"vllm_ascend.distributed.kv_transfer.kv_pool.ascend_store.ascend_store_connector",
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"AscendStoreConnector",
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)
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KVConnectorFactory.register_connector(
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"MooncakeLayerwiseConnector",
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"vllm_ascend.distributed.kv_transfer.kv_p2p.mooncake_layerwise_connector",
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"MooncakeLayerwiseConnector",
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)
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KVConnectorFactory.register_connector(
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"UCMConnector", "vllm_ascend.distributed.kv_transfer.kv_pool.ucm_connector", "UCMConnectorV1"
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)
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KVConnectorFactory.register_connector(
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"LMCacheAscendConnector",
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"vllm_ascend.distributed.kv_transfer.kv_pool.lmcache_ascend_connector",
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"LMCacheConnectorV1",
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)
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# Override the upstream SimpleCPUOffloadConnector with the NPU
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# adaptation that uses aclrtMemcpyBatchAsync + torch.npu streams.
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# Only override if the upstream module exists in this vLLM version.
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try:
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import vllm.v1.simple_kv_offload # noqa: F401
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except ImportError:
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pass
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else:
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if "SimpleCPUOffloadConnector" in KVConnectorFactory._registry:
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KVConnectorFactory._registry.pop("SimpleCPUOffloadConnector")
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KVConnectorFactory.register_connector(
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"SimpleCPUOffloadConnector",
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"vllm_ascend.distributed.kv_transfer.kv_pool.simple_cpu_offload.simple_cpu_offload_connector", # noqa: E501
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"AscendSimpleCPUOffloadConnector",
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)
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KVConnectorFactory.register_connector(
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"RecomputeCPUOffloadConnector",
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"vllm_ascend.distributed.kv_transfer.kv_pool.recompute_cpu_offload.recompute_cpu_offload_connector",
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"RecomputeCPUOffloadConnectorV1",
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)
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