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Resource oriented design for shields (#399)

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* init

* working bedrock tests

* bedrock test for inference fixes

* use env vars for bedrock guardrail vars

* add register in meta reference

* use correct shield impl in meta ref

* dont add together fixture

* right naming

* minor updates

* improved registration flow

* address feedback

---------

Co-authored-by: Dinesh Yeduguru <dineshyv@fb.com>
This commit is contained in:
Dinesh Yeduguru 2024-11-08 12:16:11 -08:00 • committed by GitHub
parent 7ee9f8d8ac
commit d800a16acd
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20 changed files with 262 additions and 124 deletions
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36
llama_stack/distribution/routers/routing_tables.py
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@ -86,11 +86,8 @@ class CommonRoutingTableImpl(RoutingTable):
p.model_store = self
models = await p.list_models()
await add_objects(models, pid, ModelDefWithProvider)
elif api == Api.safety:
p.shield_store = self
shields = await p.list_shields()
await add_objects(shields, pid, ShieldDefWithProvider)
elif api == Api.memory:
p.memory_bank_store = self
@ -212,14 +209,41 @@ class ModelsRoutingTable(CommonRoutingTableImpl, Models):
class ShieldsRoutingTable(CommonRoutingTableImpl, Shields):
async def list_shields(self) -> List[ShieldDef]:
async def list_shields(self) -> List[Shield]:
return await self.get_all_with_type("shield")
async def get_shield(self, identifier: str) -> Optional[ShieldDefWithProvider]:
async def get_shield(self, identifier: str) -> Optional[Shield]:
return await self.get_object_by_identifier(identifier)
async def register_shield(self, shield: ShieldDefWithProvider) -> None:
async def register_shield(
self,
shield_id: str,
shield_type: ShieldType,
provider_shield_id: Optional[str] = None,
provider_id: Optional[str] = None,
params: Optional[Dict[str, Any]] = None,
) -> Shield:
if provider_shield_id is None:
provider_shield_id = shield_id
if provider_id is None:
# If provider_id not specified, use the only provider if it supports this shield type
if len(self.impls_by_provider_id) == 1:
provider_id = list(self.impls_by_provider_id.keys())[0]
else:
raise ValueError(
"No provider specified and multiple providers available. Please specify a provider_id."
)
if params is None:
params = {}
shield = Shield(
identifier=shield_id,
shield_type=shield_type,
provider_resource_id=provider_shield_id,
provider_id=provider_id,
params=params,
)
await self.register_object(shield)
return shield
class MemoryBanksRoutingTable(CommonRoutingTableImpl, MemoryBanks):