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This commit is contained in:
Dinesh Yeduguru 2024-11-07 12:09:14 -08:00
parent 7ee9f8d8ac
commit d960f9b60f
16 changed files with 140 additions and 105 deletions
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8
llama_stack/providers/inline/meta_reference/codeshield/code_scanner.py
View file

@ -24,20 +24,16 @@ class MetaReferenceCodeScannerSafetyImpl(Safety):
async def shutdown(self) -> None:
pass
async def register_shield(self, shield: ShieldDef) -> None:
async def register_shield(self, shield: Shield) -> None:
if shield.shield_type != ShieldType.code_scanner.value:
raise ValueError(f"Unsupported safety shield type: {shield.shield_type}")
async def run_shield(
self,
shield_type: str,
shield: Shield,
messages: List[Message],
params: Dict[str, Any] = None,
) -> RunShieldResponse:
shield_def = await self.shield_store.get_shield(shield_type)
if not shield_def:
raise ValueError(f"Unknown shield {shield_type}")
from codeshield.cs import CodeShield
text = "\n".join([interleaved_text_media_as_str(m.content) for m in messages])

23
llama_stack/providers/inline/safety/meta_reference/safety.py
View file

@ -42,30 +42,17 @@ class MetaReferenceSafetyImpl(Safety, ShieldsProtocolPrivate):
async def shutdown(self) -> None:
pass
async def register_shield(self, shield: ShieldDef) -> None:
async def register_shield(self, shield: Shield) -> None:
raise ValueError("Registering dynamic shields is not supported")
async def list_shields(self) -> List[ShieldDef]:
return [
ShieldDef(
identifier=shield_type,
shield_type=shield_type,
params={},
)
for shield_type in self.available_shields
]
async def run_shield(
self,
identifier: str,
shield: Shield,
messages: List[Message],
params: Dict[str, Any] = None,
) -> RunShieldResponse:
shield_def = await self.shield_store.get_shield(identifier)
if not shield_def:
raise ValueError(f"Unknown shield {identifier}")
shield = self.get_shield_impl(shield_def)
shield_impl = self.get_shield_impl(shield)
messages = messages.copy()
# some shields like llama-guard require the first message to be a user message
@ -74,7 +61,7 @@ class MetaReferenceSafetyImpl(Safety, ShieldsProtocolPrivate):
messages[0] = UserMessage(content=messages[0].content)
# TODO: we can refactor ShieldBase, etc. to be inline with the API types
res = await shield.run(messages)
res = await shield_impl.run(messages)
violation = None
if res.is_violation and shield.on_violation_action != OnViolationAction.IGNORE:
violation = SafetyViolation(
@ -91,7 +78,7 @@ class MetaReferenceSafetyImpl(Safety, ShieldsProtocolPrivate):
return RunShieldResponse(violation=violation)
def get_shield_impl(self, shield: ShieldDef) -> ShieldBase:
def get_shield_impl(self, shield: Shield) -> ShieldBase:
if shield.shield_type == ShieldType.llama_guard.value:
cfg = self.config.llama_guard_shield
return LlamaGuardShield(