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feat: basic implementation and usage of Credentials API for MCP

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This commit is contained in:
Ashwin Bharambe 2025-05-19 16:51:03 -07:00
parent b43cdaaed5
commit 6e57929ede
8 changed files with 280 additions and 45 deletions
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19
llama_stack/distribution/request_headers.py
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@ -22,11 +22,16 @@ class RequestProviderDataContext(AbstractContextManager):
"""Context manager for request provider data"""
def __init__(
self, provider_data: dict[str, Any] | None = None, auth_attributes: dict[str, list[str]] | None = None
self,
provider_data: dict[str, Any] | None = None,
auth_attributes: dict[str, list[str]] | None = None,
logged_in_user: str | None = None,
):
self.provider_data = provider_data or {}
if auth_attributes:
self.provider_data["__auth_attributes"] = auth_attributes
if logged_in_user:
self.provider_data["__logged_in_user"] = logged_in_user
self.token = None
@ -88,11 +93,13 @@ def parse_request_provider_data(headers: dict[str, str]) -> dict[str, Any] | Non
def request_provider_data_context(
headers: dict[str, str], auth_attributes: dict[str, list[str]] | None = None
headers: dict[str, str],
auth_attributes: dict[str, list[str]] | None = None,
logged_in_user: str | None = None,
) -> AbstractContextManager:
"""Context manager that sets request provider data from headers and auth attributes for the duration of the context"""
provider_data = parse_request_provider_data(headers)
return RequestProviderDataContext(provider_data, auth_attributes)
return RequestProviderDataContext(provider_data, auth_attributes, logged_in_user)
def get_auth_attributes() -> dict[str, list[str]] | None:
@ -101,3 +108,9 @@ def get_auth_attributes() -> dict[str, list[str]] | None:
if not provider_data:
return None
return provider_data.get("__auth_attributes")
def get_logged_in_user() -> str | None:
"""Helper to retrieve logged in user from the provider data context"""
provider_data = PROVIDER_DATA_VAR.get()
return provider_data.get("__logged_in_user")