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* fix(mcp): fix OpenAPI OAuth flow — transport mapping, error messages, and discovery bypass
Three bugs fixed to make the end-to-end OAuth flow work for OpenAPI MCP servers:
1. **Transport mapping in getTemporaryPayload**: `TRANSPORT.OPENAPI` is a UI-only concept;
the backend only accepts `"http"`, `"sse"`, or `"stdio"`. The pre-OAuth temp-session
call was sending `transport: "openapi"` and getting a 422. Fixed by mapping to `"http"`.
2. **deriveErrorMessage handles FastAPI 422 arrays**: FastAPI validation errors return
`detail` as an array of `{loc, msg, type}` objects. The shared error extractor was
returning the array directly, causing `Error: [object Object]`. Fixed to map each
item to its `.msg` field.
3. **Skip OAuth discovery when authorization_url already provided**: `build_mcp_server_from_table`
was unconditionally calling `_descovery_metadata(server_url)` for OAuth servers. For
OpenAPI servers the url is the spec JSON file, not the API base — this caused a timeout
fetching e.g. the GitHub spec (2 MB). Fixed by skipping discovery when `authorization_url`
is already set.
Also: collapsible auth section in MCP server form, "Create OAuth App →" link next to
Client ID when a docs URL is available (e.g. GitHub OAuth App creation page), and
`extractErrorMessage` helper in `useMcpOAuthFlow` for cleaner error display.
* refactor(mcp): extract needs_discovery flag and reduceStaticHeaders helper
* feat(mcp): user OAuth connect flow — OAuthConnectModal, MCPCredentialsTab, useUserMcpOAuthFlow
Adds the user-facing MCP OAuth2 PKCE connect flow:
- OAuthConnectModal: modal that launches the PKCE flow for a user to connect to an MCP server
- MCPCredentialsTab: credentials management tab in the MCP apps panel
- useUserMcpOAuthFlow: hook that handles the full PKCE auth code exchange for user-level connections
- MCPAppsPanel: wires up the new credentials tab and connect modal
- ChatPage: further cleanup after responses-API revert
- db.py / mcp_management_endpoints.py / _types.py: backend support for storing user MCP credentials
* fix(mcp): make client_id optional in /authorize — use server's stored client_id when not provided
* address greptile review feedback
* fix(mcp): narrow bare except to RecordNotFoundError in BYOK credential delete
* refactor(mcp): move inline imports to module level in db.py
* docs(claude): add MCP OAuth, transport mapping, and browser storage patterns
* fix(security): remove accessToken from sessionStorage in OAuth flow state
The LiteLLM API key was being serialised into sessionStorage as part of
StoredFlowState. After the OAuth redirect the component re-mounts with the
same accessToken prop, so it never needed to be stored. Read it from props
in resumeOAuthFlow instead.
* fix(ui): remove duplicate extractErrorMessage, sessionStorage-only in admin OAuth hook, call delete API on disconnect
* fix(ui): guard resumeOAuthFlow against wrong hook instance consuming OAuth result
* fix(ui): separate OAuth result keys per flow, sessionStorage-only, surface revoke errors
* fix(ui): remove dead OAuthConnectModal, revert tsconfig jsx mode to preserve
* fix(mcp): guard BYOK overwrite in oauth credential store, raise clear error when client_id absent
* fix: forward OAuth error params in callback, fix BYOK guard exception handling in db.py
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|---|---|---|
| .. | ||
| agent_tests | ||
| audio_tests | ||
| basic_proxy_startup_tests | ||
| batches_tests | ||
| code_coverage_tests | ||
| documentation_tests | ||
| enterprise | ||
| guardrails_tests | ||
| image_gen_tests | ||
| litellm | ||
| litellm-proxy-extras | ||
| litellm_core_utils | ||
| litellm_utils_tests | ||
| llm_responses_api_testing | ||
| llm_translation | ||
| load_tests | ||
| local_testing | ||
| logging_callback_tests | ||
| mcp_tests | ||
| multi_instance_e2e_tests | ||
| ocr_tests | ||
| old_proxy_tests/tests | ||
| openai_endpoints_tests | ||
| otel_tests | ||
| pass_through_tests | ||
| pass_through_unit_tests | ||
| proxy_admin_ui_tests | ||
| proxy_e2e_anthropic_messages_tests | ||
| proxy_e2e_azure_batches_tests | ||
| proxy_security_tests | ||
| proxy_unit_tests | ||
| router_unit_tests | ||
| scim_tests | ||
| search_tests | ||
| spend_tracking_tests | ||
| store_model_in_db_tests | ||
| test_litellm | ||
| unified_google_tests | ||
| vector_store_tests | ||
| windows_tests | ||
| __init__.py | ||
| gettysburg.wav | ||
| large_text.py | ||
| openai_batch_completions.jsonl | ||
| README.MD | ||
| test_budget_management.py | ||
| test_callbacks_on_proxy.py | ||
| test_config.py | ||
| test_debug_warning.py | ||
| test_default_encoding_non_root.py | ||
| test_end_users.py | ||
| test_entrypoint.py | ||
| test_fallbacks.py | ||
| test_gpt5_azure_temperature_support.py | ||
| test_health.py | ||
| test_keys.py | ||
| test_litellm_proxy_responses_config.py | ||
| test_logging.conf | ||
| test_models.py | ||
| test_openai_endpoints.py | ||
| test_organizations.py | ||
| test_otel_thread_leak.py | ||
| test_passthrough_endpoints.py | ||
| test_presidio_latency.py | ||
| test_proxy_server_non_root.py | ||
| test_ratelimit.py | ||
| test_resource_cleanup.py | ||
| test_service_logger_otel.py | ||
| test_spend_logs.py | ||
| test_team.py | ||
| test_team_logging.py | ||
| test_team_members.py | ||
| test_users.py | ||
In total litellm runs 1000+ tests
[02/20/2025] Update:
To make it easier to contribute and map what behavior is tested,
we've started mapping the litellm directory in tests/test_litellm
This folder can only run mock tests.