Files
2025-08-05 19:02:46 +08:00

136 lines
3.7 KiB
Python

from dataclasses import dataclass
from enum import Enum
from typing import List, Mapping, Optional, Union, overload
from vllm import PoolingParams
from vllm.inputs import PromptType
from vllm.lora.request import LoRARequest
from vllm.outputs import RequestOutput
from vllm.prompt_adapter.request import PromptAdapterRequest
from vllm.sampling_params import SamplingParams
from vllm.utils import deprecate_kwargs
VLLM_RPC_SUCCESS_STR = "SUCCESS"
IPC_INPUT_EXT = "_input_socket"
IPC_OUTPUT_EXT = "_output_socket"
IPC_HEALTH_EXT = "_health_socket"
IPC_DATA_EXT = "_data_socket"
class MQEngineDeadError(RuntimeError):
pass
@dataclass
class RPCProcessRequest:
prompt: PromptType
params: Union[SamplingParams, PoolingParams]
request_id: str
lora_request: Optional[LoRARequest] = None
trace_headers: Optional[Mapping[str, str]] = None
prompt_adapter_request: Optional[PromptAdapterRequest] = None
priority: int = 0
@overload # DEPRECATED
def __init__(
self,
*,
inputs: PromptType,
params: Union[SamplingParams, PoolingParams],
request_id: str,
lora_request: Optional[LoRARequest] = None,
trace_headers: Optional[Mapping[str, str]] = None,
prompt_adapter_request: Optional[PromptAdapterRequest] = None,
priority: int = 0,
) -> None:
...
@overload
def __init__(
self,
prompt: PromptType,
params: Union[SamplingParams, PoolingParams],
request_id: str,
lora_request: Optional[LoRARequest] = None,
trace_headers: Optional[Mapping[str, str]] = None,
prompt_adapter_request: Optional[PromptAdapterRequest] = None,
priority: int = 0,
) -> None:
...
@deprecate_kwargs(
"inputs",
additional_message="Please use the 'prompt' parameter instead.",
)
def __init__(
self,
prompt: Optional[PromptType] = None,
params: Optional[Union[SamplingParams, PoolingParams]] = None,
request_id: Optional[str] = None,
lora_request: Optional[LoRARequest] = None,
trace_headers: Optional[Mapping[str, str]] = None,
prompt_adapter_request: Optional[PromptAdapterRequest] = None,
priority: int = 0,
*,
inputs: Optional[PromptType] = None, # DEPRECATED
) -> None:
if inputs is not None:
prompt = inputs
assert (prompt is not None and params is not None
and request_id is not None)
super().__init__()
self.prompt = prompt
self.params = params
self.request_id = request_id
self.lora_request = lora_request
self.trace_headers = trace_headers
self.prompt_adapter_request = prompt_adapter_request
self.priority = priority
@dataclass
class RPCError:
request_id: Optional[str]
is_engine_errored: bool
exception: BaseException
@dataclass
class RPCAbortRequest:
request_id: str
class RPCStartupRequest(Enum):
IS_SERVER_READY = 1
@dataclass
class RPCStartupResponse:
tracing_enabled: bool
class RPCUProfileRequest(Enum):
START_PROFILE = 1
STOP_PROFILE = 2
RPC_REQUEST_T = Union[RPCProcessRequest, RPCAbortRequest, RPCStartupRequest,
RPCUProfileRequest]
REQUEST_OUTPUTS_T = Union[List[RequestOutput], RPCError]
def ENGINE_DEAD_ERROR(
error: Optional[BaseException] = None) -> MQEngineDeadError:
if error is None:
return MQEngineDeadError(
"Engine loop is not running. Inspect the stacktrace to "
"find the original error")
return MQEngineDeadError(
"Engine loop is not running. Inspect the stacktrace to "
f"find the original error: {repr(error)}.")