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fix: treat llm_base_url="" as explicit clear in store_llm_settings (#13471)

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Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Abi
2026-03-20 15:44:15 +05:30
committed by GitHub
parent 63956c3292
commit a75b576f1c
2 changed files with 32 additions and 7 deletions
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10
openhands/server/routes/settings.py
View File

@@ -123,10 +123,9 @@ async def store_llm_settings(
settings.llm_api_key = existing_settings.llm_api_key
if settings.llm_model is None:
settings.llm_model = existing_settings.llm_model
# if llm_base_url is missing or empty, try to preserve existing or determine appropriate URL
if not settings.llm_base_url:
if settings.llm_base_url is None and existing_settings.llm_base_url:
# Not provided at all (e.g. MCP config save) - preserve existing
if settings.llm_base_url is None:
# Not provided at all (e.g. MCP config save) - preserve existing or auto-detect
if existing_settings.llm_base_url:
settings.llm_base_url = existing_settings.llm_base_url
elif is_openhands_model(settings.llm_model):
# OpenHands models use the LiteLLM proxy
@@ -145,6 +144,9 @@ async def store_llm_settings(
logger.error(
f'Failed to get api_base from litellm for model {settings.llm_model}: {e}'
)
elif settings.llm_base_url == '':
# Explicitly cleared by the user (basic view save or advanced view clear)
settings.llm_base_url = None
# Keep search API key if missing or empty
if not settings.search_api_key:
settings.search_api_key = existing_settings.search_api_key

29
tests/unit/server/routes/test_settings_store_functions.py
View File

@@ -211,9 +211,32 @@ async def test_store_llm_settings_partial_update():
assert result.llm_model == 'gpt-4'
# For SecretStr objects, we need to compare the secret value
assert result.llm_api_key.get_secret_value() == 'existing-api-key'
# llm_base_url was explicitly cleared (""), so auto-detection runs
# OpenAI models: litellm.get_api_base() returns https://api.openai.com
assert result.llm_base_url == 'https://api.openai.com'
# llm_base_url="" is an explicit clear — must not be repopulated via auto-detection
assert result.llm_base_url is None
@pytest.mark.asyncio
async def test_store_llm_settings_advanced_view_clear_removes_base_url():
"""Regression test for #13420: clearing Base URL in Advanced view must persist.
Before the fix, llm_base_url="" was treated identically to llm_base_url=None,
causing the backend to re-run auto-detection and overwrite the user's intent.
"""
settings = Settings(
llm_model='gpt-4',
llm_base_url='', # User deleted the field in Advanced view
)
existing_settings = Settings(
llm_model='gpt-4',
llm_api_key=SecretStr('my-api-key'),
llm_base_url='https://my-custom-proxy.example.com',
)
result = await store_llm_settings(settings, existing_settings)
# The old custom URL must not come back
assert result.llm_base_url is None
@pytest.mark.asyncio