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@@ -923,3 +923,5 @@ vllm/lib/python3.10/site-packages/pip/_vendor/distlib/w64.exe filter=lfs diff=lf
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 vllm/lib/python3.10/site-packages/pip/_vendor/distlib/w64-arm.exe filter=lfs diff=lfs merge=lfs -text
+vllm/lib/python3.10/site-packages/pip/_vendor/__pycache__/typing_extensions.cpython-310.pyc filter=lfs diff=lfs merge=lfs -text
+vllm/lib/python3.10/site-packages/pip/_vendor/rich/__pycache__/_emoji_codes.cpython-310.pyc filter=lfs diff=lfs merge=lfs -text

vllm/lib/python3.10/site-packages/fastapi/dependencies/models.py

@@ -0,0 +1,37 @@
+from dataclasses import dataclass, field
+from typing import Any, Callable, List, Optional, Sequence, Tuple
+
+from fastapi._compat import ModelField
+from fastapi.security.base import SecurityBase
+
+
+@dataclass
+class SecurityRequirement:
+    security_scheme: SecurityBase
+    scopes: Optional[Sequence[str]] = None
+
+
+@dataclass
+class Dependant:
+    path_params: List[ModelField] = field(default_factory=list)
+    query_params: List[ModelField] = field(default_factory=list)
+    header_params: List[ModelField] = field(default_factory=list)
+    cookie_params: List[ModelField] = field(default_factory=list)
+    body_params: List[ModelField] = field(default_factory=list)
+    dependencies: List["Dependant"] = field(default_factory=list)
+    security_requirements: List[SecurityRequirement] = field(default_factory=list)
+    name: Optional[str] = None
+    call: Optional[Callable[..., Any]] = None
+    request_param_name: Optional[str] = None
+    websocket_param_name: Optional[str] = None
+    http_connection_param_name: Optional[str] = None
+    response_param_name: Optional[str] = None
+    background_tasks_param_name: Optional[str] = None
+    security_scopes_param_name: Optional[str] = None
+    security_scopes: Optional[List[str]] = None
+    use_cache: bool = True
+    path: Optional[str] = None
+    cache_key: Tuple[Optional[Callable[..., Any]], Tuple[str, ...]] = field(init=False)
+
+    def __post_init__(self) -> None:
+        self.cache_key = (self.call, tuple(sorted(set(self.security_scopes or []))))

vllm/lib/python3.10/site-packages/fastapi/dependencies/utils.py

@@ -0,0 +1,972 @@
+import inspect
+from contextlib import AsyncExitStack, contextmanager
+from copy import copy, deepcopy
+from dataclasses import dataclass
+from typing import (
+    Any,
+    Callable,
+    Coroutine,
+    Dict,
+    ForwardRef,
+    List,
+    Mapping,
+    Optional,
+    Sequence,
+    Tuple,
+    Type,
+    Union,
+    cast,
+)
+
+import anyio
+from fastapi import params
+from fastapi._compat import (
+    PYDANTIC_V2,
+    ErrorWrapper,
+    ModelField,
+    RequiredParam,
+    Undefined,
+    _regenerate_error_with_loc,
+    copy_field_info,
+    create_body_model,
+    evaluate_forwardref,
+    field_annotation_is_scalar,
+    get_annotation_from_field_info,
+    get_cached_model_fields,
+    get_missing_field_error,
+    is_bytes_field,
+    is_bytes_sequence_field,
+    is_scalar_field,
+    is_scalar_sequence_field,
+    is_sequence_field,
+    is_uploadfile_or_nonable_uploadfile_annotation,
+    is_uploadfile_sequence_annotation,
+    lenient_issubclass,
+    sequence_types,
+    serialize_sequence_value,
+    value_is_sequence,
+)
+from fastapi.background import BackgroundTasks
+from fastapi.concurrency import (
+    asynccontextmanager,
+    contextmanager_in_threadpool,
+)
+from fastapi.dependencies.models import Dependant, SecurityRequirement
+from fastapi.logger import logger
+from fastapi.security.base import SecurityBase
+from fastapi.security.oauth2 import OAuth2, SecurityScopes
+from fastapi.security.open_id_connect_url import OpenIdConnect
+from fastapi.utils import create_model_field, get_path_param_names
+from pydantic import BaseModel
+from pydantic.fields import FieldInfo
+from starlette.background import BackgroundTasks as StarletteBackgroundTasks
+from starlette.concurrency import run_in_threadpool
+from starlette.datastructures import (
+    FormData,
+    Headers,
+    ImmutableMultiDict,
+    QueryParams,
+    UploadFile,
+)
+from starlette.requests import HTTPConnection, Request
+from starlette.responses import Response
+from starlette.websockets import WebSocket
+from typing_extensions import Annotated, get_args, get_origin
+
+multipart_not_installed_error = (
+    'Form data requires "python-multipart" to be installed. \n'
+    'You can install "python-multipart" with: \n\n'
+    "pip install python-multipart\n"
+)
+multipart_incorrect_install_error = (
+    'Form data requires "python-multipart" to be installed. '
+    'It seems you installed "multipart" instead. \n'
+    'You can remove "multipart" with: \n\n'
+    "pip uninstall multipart\n\n"
+    'And then install "python-multipart" with: \n\n'
+    "pip install python-multipart\n"
+)
+
+
+def ensure_multipart_is_installed() -> None:
+    try:
+        from python_multipart import __version__
+
+        # Import an attribute that can be mocked/deleted in testing
+        assert __version__ > "0.0.12"
+    except (ImportError, AssertionError):
+        try:
+            # __version__ is available in both multiparts, and can be mocked
+            from multipart import __version__  # type: ignore[no-redef,import-untyped]
+
+            assert __version__
+            try:
+                # parse_options_header is only available in the right multipart
+                from multipart.multipart import (  # type: ignore[import-untyped]
+                    parse_options_header,
+                )
+
+                assert parse_options_header
+            except ImportError:
+                logger.error(multipart_incorrect_install_error)
+                raise RuntimeError(multipart_incorrect_install_error) from None
+        except ImportError:
+            logger.error(multipart_not_installed_error)
+            raise RuntimeError(multipart_not_installed_error) from None
+
+
+def get_param_sub_dependant(
+    *,
+    param_name: str,
+    depends: params.Depends,
+    path: str,
+    security_scopes: Optional[List[str]] = None,
+) -> Dependant:
+    assert depends.dependency
+    return get_sub_dependant(
+        depends=depends,
+        dependency=depends.dependency,
+        path=path,
+        name=param_name,
+        security_scopes=security_scopes,
+    )
+
+
+def get_parameterless_sub_dependant(*, depends: params.Depends, path: str) -> Dependant:
+    assert callable(
+        depends.dependency
+    ), "A parameter-less dependency must have a callable dependency"
+    return get_sub_dependant(depends=depends, dependency=depends.dependency, path=path)
+
+
+def get_sub_dependant(
+    *,
+    depends: params.Depends,
+    dependency: Callable[..., Any],
+    path: str,
+    name: Optional[str] = None,
+    security_scopes: Optional[List[str]] = None,
+) -> Dependant:
+    security_requirement = None
+    security_scopes = security_scopes or []
+    if isinstance(depends, params.Security):
+        dependency_scopes = depends.scopes
+        security_scopes.extend(dependency_scopes)
+    if isinstance(dependency, SecurityBase):
+        use_scopes: List[str] = []
+        if isinstance(dependency, (OAuth2, OpenIdConnect)):
+            use_scopes = security_scopes
+        security_requirement = SecurityRequirement(
+            security_scheme=dependency, scopes=use_scopes
+        )
+    sub_dependant = get_dependant(
+        path=path,
+        call=dependency,
+        name=name,
+        security_scopes=security_scopes,
+        use_cache=depends.use_cache,
+    )
+    if security_requirement:
+        sub_dependant.security_requirements.append(security_requirement)
+    return sub_dependant
+
+
+CacheKey = Tuple[Optional[Callable[..., Any]], Tuple[str, ...]]
+
+
+def get_flat_dependant(
+    dependant: Dependant,
+    *,
+    skip_repeats: bool = False,
+    visited: Optional[List[CacheKey]] = None,
+) -> Dependant:
+    if visited is None:
+        visited = []
+    visited.append(dependant.cache_key)
+
+    flat_dependant = Dependant(
+        path_params=dependant.path_params.copy(),
+        query_params=dependant.query_params.copy(),
+        header_params=dependant.header_params.copy(),
+        cookie_params=dependant.cookie_params.copy(),
+        body_params=dependant.body_params.copy(),
+        security_requirements=dependant.security_requirements.copy(),
+        use_cache=dependant.use_cache,
+        path=dependant.path,
+    )
+    for sub_dependant in dependant.dependencies:
+        if skip_repeats and sub_dependant.cache_key in visited:
+            continue
+        flat_sub = get_flat_dependant(
+            sub_dependant, skip_repeats=skip_repeats, visited=visited
+        )
+        flat_dependant.path_params.extend(flat_sub.path_params)
+        flat_dependant.query_params.extend(flat_sub.query_params)
+        flat_dependant.header_params.extend(flat_sub.header_params)
+        flat_dependant.cookie_params.extend(flat_sub.cookie_params)
+        flat_dependant.body_params.extend(flat_sub.body_params)
+        flat_dependant.security_requirements.extend(flat_sub.security_requirements)
+    return flat_dependant
+
+
+def _get_flat_fields_from_params(fields: List[ModelField]) -> List[ModelField]:
+    if not fields:
+        return fields
+    first_field = fields[0]
+    if len(fields) == 1 and lenient_issubclass(first_field.type_, BaseModel):
+        fields_to_extract = get_cached_model_fields(first_field.type_)
+        return fields_to_extract
+    return fields
+
+
+def get_flat_params(dependant: Dependant) -> List[ModelField]:
+    flat_dependant = get_flat_dependant(dependant, skip_repeats=True)
+    path_params = _get_flat_fields_from_params(flat_dependant.path_params)
+    query_params = _get_flat_fields_from_params(flat_dependant.query_params)
+    header_params = _get_flat_fields_from_params(flat_dependant.header_params)
+    cookie_params = _get_flat_fields_from_params(flat_dependant.cookie_params)
+    return path_params + query_params + header_params + cookie_params
+
+
+def get_typed_signature(call: Callable[..., Any]) -> inspect.Signature:
+    signature = inspect.signature(call)
+    globalns = getattr(call, "__globals__", {})
+    typed_params = [
+        inspect.Parameter(
+            name=param.name,
+            kind=param.kind,
+            default=param.default,
+            annotation=get_typed_annotation(param.annotation, globalns),
+        )
+        for param in signature.parameters.values()
+    ]
+    typed_signature = inspect.Signature(typed_params)
+    return typed_signature
+
+
+def get_typed_annotation(annotation: Any, globalns: Dict[str, Any]) -> Any:
+    if isinstance(annotation, str):
+        annotation = ForwardRef(annotation)
+        annotation = evaluate_forwardref(annotation, globalns, globalns)
+    return annotation
+
+
+def get_typed_return_annotation(call: Callable[..., Any]) -> Any:
+    signature = inspect.signature(call)
+    annotation = signature.return_annotation
+
+    if annotation is inspect.Signature.empty:
+        return None
+
+    globalns = getattr(call, "__globals__", {})
+    return get_typed_annotation(annotation, globalns)
+
+
+def get_dependant(
+    *,
+    path: str,
+    call: Callable[..., Any],
+    name: Optional[str] = None,
+    security_scopes: Optional[List[str]] = None,
+    use_cache: bool = True,
+) -> Dependant:
+    path_param_names = get_path_param_names(path)
+    endpoint_signature = get_typed_signature(call)
+    signature_params = endpoint_signature.parameters
+    dependant = Dependant(
+        call=call,
+        name=name,
+        path=path,
+        security_scopes=security_scopes,
+        use_cache=use_cache,
+    )
+    for param_name, param in signature_params.items():
+        is_path_param = param_name in path_param_names
+        param_details = analyze_param(
+            param_name=param_name,
+            annotation=param.annotation,
+            value=param.default,
+            is_path_param=is_path_param,
+        )
+        if param_details.depends is not None:
+            sub_dependant = get_param_sub_dependant(
+                param_name=param_name,
+                depends=param_details.depends,
+                path=path,
+                security_scopes=security_scopes,
+            )
+            dependant.dependencies.append(sub_dependant)
+            continue
+        if add_non_field_param_to_dependency(
+            param_name=param_name,
+            type_annotation=param_details.type_annotation,
+            dependant=dependant,
+        ):
+            assert (
+                param_details.field is None
+            ), f"Cannot specify multiple FastAPI annotations for {param_name!r}"
+            continue
+        assert param_details.field is not None
+        if isinstance(param_details.field.field_info, params.Body):
+            dependant.body_params.append(param_details.field)
+        else:
+            add_param_to_fields(field=param_details.field, dependant=dependant)
+    return dependant
+
+
+def add_non_field_param_to_dependency(
+    *, param_name: str, type_annotation: Any, dependant: Dependant
+) -> Optional[bool]:
+    if lenient_issubclass(type_annotation, Request):
+        dependant.request_param_name = param_name
+        return True
+    elif lenient_issubclass(type_annotation, WebSocket):
+        dependant.websocket_param_name = param_name
+        return True
+    elif lenient_issubclass(type_annotation, HTTPConnection):
+        dependant.http_connection_param_name = param_name
+        return True
+    elif lenient_issubclass(type_annotation, Response):
+        dependant.response_param_name = param_name
+        return True
+    elif lenient_issubclass(type_annotation, StarletteBackgroundTasks):
+        dependant.background_tasks_param_name = param_name
+        return True
+    elif lenient_issubclass(type_annotation, SecurityScopes):
+        dependant.security_scopes_param_name = param_name
+        return True
+    return None
+
+
+@dataclass
+class ParamDetails:
+    type_annotation: Any
+    depends: Optional[params.Depends]
+    field: Optional[ModelField]
+
+
+def analyze_param(
+    *,
+    param_name: str,
+    annotation: Any,
+    value: Any,
+    is_path_param: bool,
+) -> ParamDetails:
+    field_info = None
+    depends = None
+    type_annotation: Any = Any
+    use_annotation: Any = Any
+    if annotation is not inspect.Signature.empty:
+        use_annotation = annotation
+        type_annotation = annotation
+    # Extract Annotated info
+    if get_origin(use_annotation) is Annotated:
+        annotated_args = get_args(annotation)
+        type_annotation = annotated_args[0]
+        fastapi_annotations = [
+            arg
+            for arg in annotated_args[1:]
+            if isinstance(arg, (FieldInfo, params.Depends))
+        ]
+        fastapi_specific_annotations = [
+            arg
+            for arg in fastapi_annotations
+            if isinstance(arg, (params.Param, params.Body, params.Depends))
+        ]
+        if fastapi_specific_annotations:
+            fastapi_annotation: Union[FieldInfo, params.Depends, None] = (
+                fastapi_specific_annotations[-1]
+            )
+        else:
+            fastapi_annotation = None
+        # Set default for Annotated FieldInfo
+        if isinstance(fastapi_annotation, FieldInfo):
+            # Copy `field_info` because we mutate `field_info.default` below.
+            field_info = copy_field_info(
+                field_info=fastapi_annotation, annotation=use_annotation
+            )
+            assert (
+                field_info.default is Undefined or field_info.default is RequiredParam
+            ), (
+                f"`{field_info.__class__.__name__}` default value cannot be set in"
+                f" `Annotated` for {param_name!r}. Set the default value with `=` instead."
+            )
+            if value is not inspect.Signature.empty:
+                assert not is_path_param, "Path parameters cannot have default values"
+                field_info.default = value
+            else:
+                field_info.default = RequiredParam
+        # Get Annotated Depends
+        elif isinstance(fastapi_annotation, params.Depends):
+            depends = fastapi_annotation
+    # Get Depends from default value
+    if isinstance(value, params.Depends):
+        assert depends is None, (
+            "Cannot specify `Depends` in `Annotated` and default value"
+            f" together for {param_name!r}"
+        )
+        assert field_info is None, (
+            "Cannot specify a FastAPI annotation in `Annotated` and `Depends` as a"
+            f" default value together for {param_name!r}"
+        )
+        depends = value
+    # Get FieldInfo from default value
+    elif isinstance(value, FieldInfo):
+        assert field_info is None, (
+            "Cannot specify FastAPI annotations in `Annotated` and default value"
+            f" together for {param_name!r}"
+        )
+        field_info = value
+        if PYDANTIC_V2:
+            field_info.annotation = type_annotation
+
+    # Get Depends from type annotation
+    if depends is not None and depends.dependency is None:
+        # Copy `depends` before mutating it
+        depends = copy(depends)
+        depends.dependency = type_annotation
+
+    # Handle non-param type annotations like Request
+    if lenient_issubclass(
+        type_annotation,
+        (
+            Request,
+            WebSocket,
+            HTTPConnection,
+            Response,
+            StarletteBackgroundTasks,
+            SecurityScopes,
+        ),
+    ):
+        assert depends is None, f"Cannot specify `Depends` for type {type_annotation!r}"
+        assert (
+            field_info is None
+        ), f"Cannot specify FastAPI annotation for type {type_annotation!r}"
+    # Handle default assignations, neither field_info nor depends was not found in Annotated nor default value
+    elif field_info is None and depends is None:
+        default_value = value if value is not inspect.Signature.empty else RequiredParam
+        if is_path_param:
+            # We might check here that `default_value is RequiredParam`, but the fact is that the same
+            # parameter might sometimes be a path parameter and sometimes not. See
+            # `tests/test_infer_param_optionality.py` for an example.
+            field_info = params.Path(annotation=use_annotation)
+        elif is_uploadfile_or_nonable_uploadfile_annotation(
+            type_annotation
+        ) or is_uploadfile_sequence_annotation(type_annotation):
+            field_info = params.File(annotation=use_annotation, default=default_value)
+        elif not field_annotation_is_scalar(annotation=type_annotation):
+            field_info = params.Body(annotation=use_annotation, default=default_value)
+        else:
+            field_info = params.Query(annotation=use_annotation, default=default_value)
+
+    field = None
+    # It's a field_info, not a dependency
+    if field_info is not None:
+        # Handle field_info.in_
+        if is_path_param:
+            assert isinstance(field_info, params.Path), (
+                f"Cannot use `{field_info.__class__.__name__}` for path param"
+                f" {param_name!r}"
+            )
+        elif (
+            isinstance(field_info, params.Param)
+            and getattr(field_info, "in_", None) is None
+        ):
+            field_info.in_ = params.ParamTypes.query
+        use_annotation_from_field_info = get_annotation_from_field_info(
+            use_annotation,
+            field_info,
+            param_name,
+        )
+        if isinstance(field_info, params.Form):
+            ensure_multipart_is_installed()
+        if not field_info.alias and getattr(field_info, "convert_underscores", None):
+            alias = param_name.replace("_", "-")
+        else:
+            alias = field_info.alias or param_name
+        field_info.alias = alias
+        field = create_model_field(
+            name=param_name,
+            type_=use_annotation_from_field_info,
+            default=field_info.default,
+            alias=alias,
+            required=field_info.default in (RequiredParam, Undefined),
+            field_info=field_info,
+        )
+        if is_path_param:
+            assert is_scalar_field(
+                field=field
+            ), "Path params must be of one of the supported types"
+        elif isinstance(field_info, params.Query):
+            assert (
+                is_scalar_field(field)
+                or is_scalar_sequence_field(field)
+                or (
+                    lenient_issubclass(field.type_, BaseModel)
+                    # For Pydantic v1
+                    and getattr(field, "shape", 1) == 1
+                )
+            )
+
+    return ParamDetails(type_annotation=type_annotation, depends=depends, field=field)
+
+
+def add_param_to_fields(*, field: ModelField, dependant: Dependant) -> None:
+    field_info = field.field_info
+    field_info_in = getattr(field_info, "in_", None)
+    if field_info_in == params.ParamTypes.path:
+        dependant.path_params.append(field)
+    elif field_info_in == params.ParamTypes.query:
+        dependant.query_params.append(field)
+    elif field_info_in == params.ParamTypes.header:
+        dependant.header_params.append(field)
+    else:
+        assert (
+            field_info_in == params.ParamTypes.cookie
+        ), f"non-body parameters must be in path, query, header or cookie: {field.name}"
+        dependant.cookie_params.append(field)
+
+
+def is_coroutine_callable(call: Callable[..., Any]) -> bool:
+    if inspect.isroutine(call):
+        return inspect.iscoroutinefunction(call)
+    if inspect.isclass(call):
+        return False
+    dunder_call = getattr(call, "__call__", None)  # noqa: B004
+    return inspect.iscoroutinefunction(dunder_call)
+
+
+def is_async_gen_callable(call: Callable[..., Any]) -> bool:
+    if inspect.isasyncgenfunction(call):
+        return True
+    dunder_call = getattr(call, "__call__", None)  # noqa: B004
+    return inspect.isasyncgenfunction(dunder_call)
+
+
+def is_gen_callable(call: Callable[..., Any]) -> bool:
+    if inspect.isgeneratorfunction(call):
+        return True
+    dunder_call = getattr(call, "__call__", None)  # noqa: B004
+    return inspect.isgeneratorfunction(dunder_call)
+
+
+async def solve_generator(
+    *, call: Callable[..., Any], stack: AsyncExitStack, sub_values: Dict[str, Any]
+) -> Any:
+    if is_gen_callable(call):
+        cm = contextmanager_in_threadpool(contextmanager(call)(**sub_values))
+    elif is_async_gen_callable(call):
+        cm = asynccontextmanager(call)(**sub_values)
+    return await stack.enter_async_context(cm)
+
+
+@dataclass
+class SolvedDependency:
+    values: Dict[str, Any]
+    errors: List[Any]
+    background_tasks: Optional[StarletteBackgroundTasks]
+    response: Response
+    dependency_cache: Dict[Tuple[Callable[..., Any], Tuple[str]], Any]
+
+
+async def solve_dependencies(
+    *,
+    request: Union[Request, WebSocket],
+    dependant: Dependant,
+    body: Optional[Union[Dict[str, Any], FormData]] = None,
+    background_tasks: Optional[StarletteBackgroundTasks] = None,
+    response: Optional[Response] = None,
+    dependency_overrides_provider: Optional[Any] = None,
+    dependency_cache: Optional[Dict[Tuple[Callable[..., Any], Tuple[str]], Any]] = None,
+    async_exit_stack: AsyncExitStack,
+    embed_body_fields: bool,
+) -> SolvedDependency:
+    values: Dict[str, Any] = {}
+    errors: List[Any] = []
+    if response is None:
+        response = Response()
+        del response.headers["content-length"]
+        response.status_code = None  # type: ignore
+    dependency_cache = dependency_cache or {}
+    sub_dependant: Dependant
+    for sub_dependant in dependant.dependencies:
+        sub_dependant.call = cast(Callable[..., Any], sub_dependant.call)
+        sub_dependant.cache_key = cast(
+            Tuple[Callable[..., Any], Tuple[str]], sub_dependant.cache_key
+        )
+        call = sub_dependant.call
+        use_sub_dependant = sub_dependant
+        if (
+            dependency_overrides_provider
+            and dependency_overrides_provider.dependency_overrides
+        ):
+            original_call = sub_dependant.call
+            call = getattr(
+                dependency_overrides_provider, "dependency_overrides", {}
+            ).get(original_call, original_call)
+            use_path: str = sub_dependant.path  # type: ignore
+            use_sub_dependant = get_dependant(
+                path=use_path,
+                call=call,
+                name=sub_dependant.name,
+                security_scopes=sub_dependant.security_scopes,
+            )
+
+        solved_result = await solve_dependencies(
+            request=request,
+            dependant=use_sub_dependant,
+            body=body,
+            background_tasks=background_tasks,
+            response=response,
+            dependency_overrides_provider=dependency_overrides_provider,
+            dependency_cache=dependency_cache,
+            async_exit_stack=async_exit_stack,
+            embed_body_fields=embed_body_fields,
+        )
+        background_tasks = solved_result.background_tasks
+        dependency_cache.update(solved_result.dependency_cache)
+        if solved_result.errors:
+            errors.extend(solved_result.errors)
+            continue
+        if sub_dependant.use_cache and sub_dependant.cache_key in dependency_cache:
+            solved = dependency_cache[sub_dependant.cache_key]
+        elif is_gen_callable(call) or is_async_gen_callable(call):
+            solved = await solve_generator(
+                call=call, stack=async_exit_stack, sub_values=solved_result.values
+            )
+        elif is_coroutine_callable(call):
+            solved = await call(**solved_result.values)
+        else:
+            solved = await run_in_threadpool(call, **solved_result.values)
+        if sub_dependant.name is not None:
+            values[sub_dependant.name] = solved
+        if sub_dependant.cache_key not in dependency_cache:
+            dependency_cache[sub_dependant.cache_key] = solved
+    path_values, path_errors = request_params_to_args(
+        dependant.path_params, request.path_params
+    )
+    query_values, query_errors = request_params_to_args(
+        dependant.query_params, request.query_params
+    )
+    header_values, header_errors = request_params_to_args(
+        dependant.header_params, request.headers
+    )
+    cookie_values, cookie_errors = request_params_to_args(
+        dependant.cookie_params, request.cookies
+    )
+    values.update(path_values)
+    values.update(query_values)
+    values.update(header_values)
+    values.update(cookie_values)
+    errors += path_errors + query_errors + header_errors + cookie_errors
+    if dependant.body_params:
+        (
+            body_values,
+            body_errors,
+        ) = await request_body_to_args(  # body_params checked above
+            body_fields=dependant.body_params,
+            received_body=body,
+            embed_body_fields=embed_body_fields,
+        )
+        values.update(body_values)
+        errors.extend(body_errors)
+    if dependant.http_connection_param_name:
+        values[dependant.http_connection_param_name] = request
+    if dependant.request_param_name and isinstance(request, Request):
+        values[dependant.request_param_name] = request
+    elif dependant.websocket_param_name and isinstance(request, WebSocket):
+        values[dependant.websocket_param_name] = request
+    if dependant.background_tasks_param_name:
+        if background_tasks is None:
+            background_tasks = BackgroundTasks()
+        values[dependant.background_tasks_param_name] = background_tasks
+    if dependant.response_param_name:
+        values[dependant.response_param_name] = response
+    if dependant.security_scopes_param_name:
+        values[dependant.security_scopes_param_name] = SecurityScopes(
+            scopes=dependant.security_scopes
+        )
+    return SolvedDependency(
+        values=values,
+        errors=errors,
+        background_tasks=background_tasks,
+        response=response,
+        dependency_cache=dependency_cache,
+    )
+
+
+def _validate_value_with_model_field(
+    *, field: ModelField, value: Any, values: Dict[str, Any], loc: Tuple[str, ...]
+) -> Tuple[Any, List[Any]]:
+    if value is None:
+        if field.required:
+            return None, [get_missing_field_error(loc=loc)]
+        else:
+            return deepcopy(field.default), []
+    v_, errors_ = field.validate(value, values, loc=loc)
+    if isinstance(errors_, ErrorWrapper):
+        return None, [errors_]
+    elif isinstance(errors_, list):
+        new_errors = _regenerate_error_with_loc(errors=errors_, loc_prefix=())
+        return None, new_errors
+    else:
+        return v_, []
+
+
+def _get_multidict_value(
+    field: ModelField, values: Mapping[str, Any], alias: Union[str, None] = None
+) -> Any:
+    alias = alias or field.alias
+    if is_sequence_field(field) and isinstance(values, (ImmutableMultiDict, Headers)):
+        value = values.getlist(alias)
+    else:
+        value = values.get(alias, None)
+    if (
+        value is None
+        or (
+            isinstance(field.field_info, params.Form)
+            and isinstance(value, str)  # For type checks
+            and value == ""
+        )
+        or (is_sequence_field(field) and len(value) == 0)
+    ):
+        if field.required:
+            return
+        else:
+            return deepcopy(field.default)
+    return value
+
+
+def request_params_to_args(
+    fields: Sequence[ModelField],
+    received_params: Union[Mapping[str, Any], QueryParams, Headers],
+) -> Tuple[Dict[str, Any], List[Any]]:
+    values: Dict[str, Any] = {}
+    errors: List[Dict[str, Any]] = []
+
+    if not fields:
+        return values, errors
+
+    first_field = fields[0]
+    fields_to_extract = fields
+    single_not_embedded_field = False
+    if len(fields) == 1 and lenient_issubclass(first_field.type_, BaseModel):
+        fields_to_extract = get_cached_model_fields(first_field.type_)
+        single_not_embedded_field = True
+
+    params_to_process: Dict[str, Any] = {}
+
+    processed_keys = set()
+
+    for field in fields_to_extract:
+        alias = None
+        if isinstance(received_params, Headers):
+            # Handle fields extracted from a Pydantic Model for a header, each field
+            # doesn't have a FieldInfo of type Header with the default convert_underscores=True
+            convert_underscores = getattr(field.field_info, "convert_underscores", True)
+            if convert_underscores:
+                alias = (
+                    field.alias
+                    if field.alias != field.name
+                    else field.name.replace("_", "-")
+                )
+        value = _get_multidict_value(field, received_params, alias=alias)
+        if value is not None:
+            params_to_process[field.name] = value
+        processed_keys.add(alias or field.alias)
+        processed_keys.add(field.name)
+
+    for key, value in received_params.items():
+        if key not in processed_keys:
+            params_to_process[key] = value
+
+    if single_not_embedded_field:
+        field_info = first_field.field_info
+        assert isinstance(
+            field_info, params.Param
+        ), "Params must be subclasses of Param"
+        loc: Tuple[str, ...] = (field_info.in_.value,)
+        v_, errors_ = _validate_value_with_model_field(
+            field=first_field, value=params_to_process, values=values, loc=loc
+        )
+        return {first_field.name: v_}, errors_
+
+    for field in fields:
+        value = _get_multidict_value(field, received_params)
+        field_info = field.field_info
+        assert isinstance(
+            field_info, params.Param
+        ), "Params must be subclasses of Param"
+        loc = (field_info.in_.value, field.alias)
+        v_, errors_ = _validate_value_with_model_field(
+            field=field, value=value, values=values, loc=loc
+        )
+        if errors_:
+            errors.extend(errors_)
+        else:
+            values[field.name] = v_
+    return values, errors
+
+
+def _should_embed_body_fields(fields: List[ModelField]) -> bool:
+    if not fields:
+        return False
+    # More than one dependency could have the same field, it would show up as multiple
+    # fields but it's the same one, so count them by name
+    body_param_names_set = {field.name for field in fields}
+    # A top level field has to be a single field, not multiple
+    if len(body_param_names_set) > 1:
+        return True
+    first_field = fields[0]
+    # If it explicitly specifies it is embedded, it has to be embedded
+    if getattr(first_field.field_info, "embed", None):
+        return True
+    # If it's a Form (or File) field, it has to be a BaseModel to be top level
+    # otherwise it has to be embedded, so that the key value pair can be extracted
+    if isinstance(first_field.field_info, params.Form) and not lenient_issubclass(
+        first_field.type_, BaseModel
+    ):
+        return True
+    return False
+
+
+async def _extract_form_body(
+    body_fields: List[ModelField],
+    received_body: FormData,
+) -> Dict[str, Any]:
+    values = {}
+    first_field = body_fields[0]
+    first_field_info = first_field.field_info
+
+    for field in body_fields:
+        value = _get_multidict_value(field, received_body)
+        if (
+            isinstance(first_field_info, params.File)
+            and is_bytes_field(field)
+            and isinstance(value, UploadFile)
+        ):
+            value = await value.read()
+        elif (
+            is_bytes_sequence_field(field)
+            and isinstance(first_field_info, params.File)
+            and value_is_sequence(value)
+        ):
+            # For types
+            assert isinstance(value, sequence_types)  # type: ignore[arg-type]
+            results: List[Union[bytes, str]] = []
+
+            async def process_fn(
+                fn: Callable[[], Coroutine[Any, Any, Any]],
+            ) -> None:
+                result = await fn()
+                results.append(result)  # noqa: B023
+
+            async with anyio.create_task_group() as tg:
+                for sub_value in value:
+                    tg.start_soon(process_fn, sub_value.read)
+            value = serialize_sequence_value(field=field, value=results)
+        if value is not None:
+            values[field.alias] = value
+    for key, value in received_body.items():
+        if key not in values:
+            values[key] = value
+    return values
+
+
+async def request_body_to_args(
+    body_fields: List[ModelField],
+    received_body: Optional[Union[Dict[str, Any], FormData]],
+    embed_body_fields: bool,
+) -> Tuple[Dict[str, Any], List[Dict[str, Any]]]:
+    values: Dict[str, Any] = {}
+    errors: List[Dict[str, Any]] = []
+    assert body_fields, "request_body_to_args() should be called with fields"
+    single_not_embedded_field = len(body_fields) == 1 and not embed_body_fields
+    first_field = body_fields[0]
+    body_to_process = received_body
+
+    fields_to_extract: List[ModelField] = body_fields
+
+    if single_not_embedded_field and lenient_issubclass(first_field.type_, BaseModel):
+        fields_to_extract = get_cached_model_fields(first_field.type_)
+
+    if isinstance(received_body, FormData):
+        body_to_process = await _extract_form_body(fields_to_extract, received_body)
+
+    if single_not_embedded_field:
+        loc: Tuple[str, ...] = ("body",)
+        v_, errors_ = _validate_value_with_model_field(
+            field=first_field, value=body_to_process, values=values, loc=loc
+        )
+        return {first_field.name: v_}, errors_
+    for field in body_fields:
+        loc = ("body", field.alias)
+        value: Optional[Any] = None
+        if body_to_process is not None:
+            try:
+                value = body_to_process.get(field.alias)
+            # If the received body is a list, not a dict
+            except AttributeError:
+                errors.append(get_missing_field_error(loc))
+                continue
+        v_, errors_ = _validate_value_with_model_field(
+            field=field, value=value, values=values, loc=loc
+        )
+        if errors_:
+            errors.extend(errors_)
+        else:
+            values[field.name] = v_
+    return values, errors
+
+
+def get_body_field(
+    *, flat_dependant: Dependant, name: str, embed_body_fields: bool
+) -> Optional[ModelField]:
+    """
+    Get a ModelField representing the request body for a path operation, combining
+    all body parameters into a single field if necessary.
+
+    Used to check if it's form data (with `isinstance(body_field, params.Form)`)
+    or JSON and to generate the JSON Schema for a request body.
+
+    This is **not** used to validate/parse the request body, that's done with each
+    individual body parameter.
+    """
+    if not flat_dependant.body_params:
+        return None
+    first_param = flat_dependant.body_params[0]
+    if not embed_body_fields:
+        return first_param
+    model_name = "Body_" + name
+    BodyModel = create_body_model(
+        fields=flat_dependant.body_params, model_name=model_name
+    )
+    required = any(True for f in flat_dependant.body_params if f.required)
+    BodyFieldInfo_kwargs: Dict[str, Any] = {
+        "annotation": BodyModel,
+        "alias": "body",
+    }
+    if not required:
+        BodyFieldInfo_kwargs["default"] = None
+    if any(isinstance(f.field_info, params.File) for f in flat_dependant.body_params):
+        BodyFieldInfo: Type[params.Body] = params.File
+    elif any(isinstance(f.field_info, params.Form) for f in flat_dependant.body_params):
+        BodyFieldInfo = params.Form
+    else:
+        BodyFieldInfo = params.Body
+
+        body_param_media_types = [
+            f.field_info.media_type
+            for f in flat_dependant.body_params
+            if isinstance(f.field_info, params.Body)
+        ]
+        if len(set(body_param_media_types)) == 1:
+            BodyFieldInfo_kwargs["media_type"] = body_param_media_types[0]
+    final_field = create_model_field(
+        name="body",
+        type_=BodyModel,
+        required=required,
+        alias="body",
+        field_info=BodyFieldInfo(**BodyFieldInfo_kwargs),
+    )
+    return final_field

vllm/lib/python3.10/site-packages/fastapi/middleware/__init__.py

@@ -0,0 +1 @@
+from starlette.middleware import Middleware as Middleware

vllm/lib/python3.10/site-packages/fastapi/middleware/cors.py

@@ -0,0 +1 @@
+from starlette.middleware.cors import CORSMiddleware as CORSMiddleware  # noqa

vllm/lib/python3.10/site-packages/fastapi/middleware/gzip.py

@@ -0,0 +1 @@
+from starlette.middleware.gzip import GZipMiddleware as GZipMiddleware  # noqa

vllm/lib/python3.10/site-packages/fastapi/middleware/httpsredirect.py

@@ -0,0 +1,3 @@
+from starlette.middleware.httpsredirect import (  # noqa
+    HTTPSRedirectMiddleware as HTTPSRedirectMiddleware,
+)

vllm/lib/python3.10/site-packages/fastapi/middleware/trustedhost.py

@@ -0,0 +1,3 @@
+from starlette.middleware.trustedhost import (  # noqa
+    TrustedHostMiddleware as TrustedHostMiddleware,
+)

vllm/lib/python3.10/site-packages/fastapi/middleware/wsgi.py

@@ -0,0 +1 @@
+from starlette.middleware.wsgi import WSGIMiddleware as WSGIMiddleware  # noqa

vllm/lib/python3.10/site-packages/fastapi/openapi/constants.py

@@ -0,0 +1,3 @@
+METHODS_WITH_BODY = {"GET", "HEAD", "POST", "PUT", "DELETE", "PATCH"}
+REF_PREFIX = "#/components/schemas/"
+REF_TEMPLATE = "#/components/schemas/{model}"

vllm/lib/python3.10/site-packages/fastapi/openapi/docs.py

@@ -0,0 +1,344 @@
+import json
+from typing import Any, Dict, Optional
+
+from fastapi.encoders import jsonable_encoder
+from starlette.responses import HTMLResponse
+from typing_extensions import Annotated, Doc
+
+swagger_ui_default_parameters: Annotated[
+    Dict[str, Any],
+    Doc(
+        """
+        Default configurations for Swagger UI.
+
+        You can use it as a template to add any other configurations needed.
+        """
+    ),
+] = {
+    "dom_id": "#swagger-ui",
+    "layout": "BaseLayout",
+    "deepLinking": True,
+    "showExtensions": True,
+    "showCommonExtensions": True,
+}
+
+
+def get_swagger_ui_html(
+    *,
+    openapi_url: Annotated[
+        str,
+        Doc(
+            """
+            The OpenAPI URL that Swagger UI should load and use.
+
+            This is normally done automatically by FastAPI using the default URL
+            `/openapi.json`.
+            """
+        ),
+    ],
+    title: Annotated[
+        str,
+        Doc(
+            """
+            The HTML `<title>` content, normally shown in the browser tab.
+            """
+        ),
+    ],
+    swagger_js_url: Annotated[
+        str,
+        Doc(
+            """
+            The URL to use to load the Swagger UI JavaScript.
+
+            It is normally set to a CDN URL.
+            """
+        ),
+    ] = "https://cdn.jsdelivr.net/npm/swagger-ui-dist@5/swagger-ui-bundle.js",
+    swagger_css_url: Annotated[
+        str,
+        Doc(
+            """
+            The URL to use to load the Swagger UI CSS.
+
+            It is normally set to a CDN URL.
+            """
+        ),
+    ] = "https://cdn.jsdelivr.net/npm/swagger-ui-dist@5/swagger-ui.css",
+    swagger_favicon_url: Annotated[
+        str,
+        Doc(
+            """
+            The URL of the favicon to use. It is normally shown in the browser tab.
+            """
+        ),
+    ] = "https://fastapi.tiangolo.com/img/favicon.png",
+    oauth2_redirect_url: Annotated[
+        Optional[str],
+        Doc(
+            """
+            The OAuth2 redirect URL, it is normally automatically handled by FastAPI.
+            """
+        ),
+    ] = None,
+    init_oauth: Annotated[
+        Optional[Dict[str, Any]],
+        Doc(
+            """
+            A dictionary with Swagger UI OAuth2 initialization configurations.
+            """
+        ),
+    ] = None,
+    swagger_ui_parameters: Annotated[
+        Optional[Dict[str, Any]],
+        Doc(
+            """
+            Configuration parameters for Swagger UI.
+
+            It defaults to [swagger_ui_default_parameters][fastapi.openapi.docs.swagger_ui_default_parameters].
+            """
+        ),
+    ] = None,
+) -> HTMLResponse:
+    """
+    Generate and return the HTML  that loads Swagger UI for the interactive
+    API docs (normally served at `/docs`).
+
+    You would only call this function yourself if you needed to override some parts,
+    for example the URLs to use to load Swagger UI's JavaScript and CSS.
+
+    Read more about it in the
+    [FastAPI docs for Configure Swagger UI](https://fastapi.tiangolo.com/how-to/configure-swagger-ui/)
+    and the [FastAPI docs for Custom Docs UI Static Assets (Self-Hosting)](https://fastapi.tiangolo.com/how-to/custom-docs-ui-assets/).
+    """
+    current_swagger_ui_parameters = swagger_ui_default_parameters.copy()
+    if swagger_ui_parameters:
+        current_swagger_ui_parameters.update(swagger_ui_parameters)
+
+    html = f"""
+    <!DOCTYPE html>
+    <html>
+    <head>
+    <link type="text/css" rel="stylesheet" href="{swagger_css_url}">
+    <link rel="shortcut icon" href="{swagger_favicon_url}">
+    <title>{title}</title>
+    </head>
+    <body>
+    <div id="swagger-ui">
+    </div>
+    <script src="{swagger_js_url}"></script>
+    <!-- `SwaggerUIBundle` is now available on the page -->
+    <script>
+    const ui = SwaggerUIBundle({{
+        url: '{openapi_url}',
+    """
+
+    for key, value in current_swagger_ui_parameters.items():
+        html += f"{json.dumps(key)}: {json.dumps(jsonable_encoder(value))},\n"
+
+    if oauth2_redirect_url:
+        html += f"oauth2RedirectUrl: window.location.origin + '{oauth2_redirect_url}',"
+
+    html += """
+    presets: [
+        SwaggerUIBundle.presets.apis,
+        SwaggerUIBundle.SwaggerUIStandalonePreset
+        ],
+    })"""
+
+    if init_oauth:
+        html += f"""
+        ui.initOAuth({json.dumps(jsonable_encoder(init_oauth))})
+        """
+
+    html += """
+    </script>
+    </body>
+    </html>
+    """
+    return HTMLResponse(html)
+
+
+def get_redoc_html(
+    *,
+    openapi_url: Annotated[
+        str,
+        Doc(
+            """
+            The OpenAPI URL that ReDoc should load and use.
+
+            This is normally done automatically by FastAPI using the default URL
+            `/openapi.json`.
+            """
+        ),
+    ],
+    title: Annotated[
+        str,
+        Doc(
+            """
+            The HTML `<title>` content, normally shown in the browser tab.
+            """
+        ),
+    ],
+    redoc_js_url: Annotated[
+        str,
+        Doc(
+            """
+            The URL to use to load the ReDoc JavaScript.
+
+            It is normally set to a CDN URL.
+            """
+        ),
+    ] = "https://cdn.jsdelivr.net/npm/redoc@next/bundles/redoc.standalone.js",
+    redoc_favicon_url: Annotated[
+        str,
+        Doc(
+            """
+            The URL of the favicon to use. It is normally shown in the browser tab.
+            """
+        ),
+    ] = "https://fastapi.tiangolo.com/img/favicon.png",
+    with_google_fonts: Annotated[
+        bool,
+        Doc(
+            """
+            Load and use Google Fonts.
+            """
+        ),
+    ] = True,
+) -> HTMLResponse:
+    """
+    Generate and return the HTML response that loads ReDoc for the alternative
+    API docs (normally served at `/redoc`).
+
+    You would only call this function yourself if you needed to override some parts,
+    for example the URLs to use to load ReDoc's JavaScript and CSS.
+
+    Read more about it in the
+    [FastAPI docs for Custom Docs UI Static Assets (Self-Hosting)](https://fastapi.tiangolo.com/how-to/custom-docs-ui-assets/).
+    """
+    html = f"""
+    <!DOCTYPE html>
+    <html>
+    <head>
+    <title>{title}</title>
+    <!-- needed for adaptive design -->
+    <meta charset="utf-8"/>
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    """
+    if with_google_fonts:
+        html += """
+    <link href="https://fonts.googleapis.com/css?family=Montserrat:300,400,700|Roboto:300,400,700" rel="stylesheet">
+    """
+    html += f"""
+    <link rel="shortcut icon" href="{redoc_favicon_url}">
+    <!--
+    ReDoc doesn't change outer page styles
+    -->
+    <style>
+      body {{
+        margin: 0;
+        padding: 0;
+      }}
+    </style>
+    </head>
+    <body>
+    <noscript>
+        ReDoc requires Javascript to function. Please enable it to browse the documentation.
+    </noscript>
+    <redoc spec-url="{openapi_url}"></redoc>
+    <script src="{redoc_js_url}"> </script>
+    </body>
+    </html>
+    """
+    return HTMLResponse(html)
+
+
+def get_swagger_ui_oauth2_redirect_html() -> HTMLResponse:
+    """
+    Generate the HTML response with the OAuth2 redirection for Swagger UI.
+
+    You normally don't need to use or change this.
+    """
+    # copied from https://github.com/swagger-api/swagger-ui/blob/v4.14.0/dist/oauth2-redirect.html
+    html = """
+    <!doctype html>
+    <html lang="en-US">
+    <head>
+        <title>Swagger UI: OAuth2 Redirect</title>
+    </head>
+    <body>
+    <script>
+        'use strict';
+        function run () {
+            var oauth2 = window.opener.swaggerUIRedirectOauth2;
+            var sentState = oauth2.state;
+            var redirectUrl = oauth2.redirectUrl;
+            var isValid, qp, arr;
+
+            if (/code|token|error/.test(window.location.hash)) {
+                qp = window.location.hash.substring(1).replace('?', '&');
+            } else {
+                qp = location.search.substring(1);
+            }
+
+            arr = qp.split("&");
+            arr.forEach(function (v,i,_arr) { _arr[i] = '"' + v.replace('=', '":"') + '"';});
+            qp = qp ? JSON.parse('{' + arr.join() + '}',
+                    function (key, value) {
+                        return key === "" ? value : decodeURIComponent(value);
+                    }
+            ) : {};
+
+            isValid = qp.state === sentState;
+
+            if ((
+              oauth2.auth.schema.get("flow") === "accessCode" ||
+              oauth2.auth.schema.get("flow") === "authorizationCode" ||
+              oauth2.auth.schema.get("flow") === "authorization_code"
+            ) && !oauth2.auth.code) {
+                if (!isValid) {
+                    oauth2.errCb({
+                        authId: oauth2.auth.name,
+                        source: "auth",
+                        level: "warning",
+                        message: "Authorization may be unsafe, passed state was changed in server. The passed state wasn't returned from auth server."
+                    });
+                }
+
+                if (qp.code) {
+                    delete oauth2.state;
+                    oauth2.auth.code = qp.code;
+                    oauth2.callback({auth: oauth2.auth, redirectUrl: redirectUrl});
+                } else {
+                    let oauthErrorMsg;
+                    if (qp.error) {
+                        oauthErrorMsg = "["+qp.error+"]: " +
+                            (qp.error_description ? qp.error_description+ ". " : "no accessCode received from the server. ") +
+                            (qp.error_uri ? "More info: "+qp.error_uri : "");
+                    }
+
+                    oauth2.errCb({
+                        authId: oauth2.auth.name,
+                        source: "auth",
+                        level: "error",
+                        message: oauthErrorMsg || "[Authorization failed]: no accessCode received from the server."
+                    });
+                }
+            } else {
+                oauth2.callback({auth: oauth2.auth, token: qp, isValid: isValid, redirectUrl: redirectUrl});
+            }
+            window.close();
+        }
+
+        if (document.readyState !== 'loading') {
+            run();
+        } else {
+            document.addEventListener('DOMContentLoaded', function () {
+                run();
+            });
+        }
+    </script>
+    </body>
+    </html>
+        """
+    return HTMLResponse(content=html)