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8c486a8 7fedc25 8c486a8 7fedc25 8c486a8 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 | """Dynamic component resolution for OpenRange.
Loads Builder, NPC, and Validator implementations at startup from
dotted class paths specified in YAML config.
"""
from __future__ import annotations
import importlib
import inspect
from pathlib import Path
from typing import Any, Type
import yaml
from open_range.protocols import (
NPCBehavior,
SnapshotBuilder,
ValidatorCheck,
)
# Default validator checks when none specified in config
DEFAULT_CHECKS: list[dict[str, Any]] = [
{"class": "open_range.validator.build_boot.BuildBootCheck"},
{"class": "open_range.validator.exploitability.ExploitabilityCheck"},
{"class": "open_range.validator.patchability.PatchabilityCheck"},
{"class": "open_range.validator.evidence.EvidenceCheck"},
{"class": "open_range.validator.reward_grounding.RewardGroundingCheck"},
{"class": "open_range.validator.isolation.IsolationCheck"},
]
def _missing_methods(instance: Any, protocol: Type) -> list[str]:
"""Return protocol method names missing from instance."""
missing = []
for name, method in inspect.getmembers(protocol, predicate=inspect.isfunction):
if name.startswith("_"):
continue
if not hasattr(instance, name) or not callable(getattr(instance, name)):
missing.append(name)
return missing
def resolve_component(class_path: str, kwargs: dict, protocol: Type) -> Any:
"""Import class by dotted path, instantiate, verify protocol compliance.
Args:
class_path: Dotted Python class path (e.g. "open_range.builder.builder.LLMSnapshotBuilder")
kwargs: Constructor keyword arguments
protocol: Protocol class to check against
Returns:
Instantiated component satisfying the protocol.
Raises:
TypeError: If the class doesn't satisfy the protocol.
ImportError: If the module can't be imported.
AttributeError: If the class doesn't exist in the module.
"""
module_name, _, class_name = class_path.rpartition(".")
module = importlib.import_module(module_name)
cls = getattr(module, class_name)
instance = cls(**kwargs)
if not isinstance(instance, protocol):
missing = _missing_methods(instance, protocol)
raise TypeError(
f"{class_path} does not satisfy {protocol.__name__} protocol. "
f"Missing methods: {missing}"
)
return instance
def load_agent_config(config_path: str) -> dict:
"""Load agent configuration from YAML file.
Returns the 'agents' block from the config, or empty dict.
"""
path = Path(config_path)
if not path.exists():
return {}
with open(path) as f:
config = yaml.safe_load(f) or {}
return config.get("agents", {})
def build_components(
config: dict,
) -> tuple[SnapshotBuilder, NPCBehavior, list[ValidatorCheck]]:
"""Resolve all infrastructure components from config dict.
Args:
config: The 'agents' block from openrange.yaml
Returns:
(builder, npc_behavior, validator_checks) tuple
"""
builder_cfg = config.get("builder", {})
builder = resolve_component(
builder_cfg.get("class", "open_range.builder.builder.LLMSnapshotBuilder"),
builder_cfg.get("kwargs", {}),
SnapshotBuilder,
)
npc_cfg = config.get("npc_behavior", {})
npc = resolve_component(
npc_cfg.get("class", "open_range.builder.npc.npc_agent.NullNPCBehavior"),
npc_cfg.get("kwargs", {}),
NPCBehavior,
)
checks: list[ValidatorCheck] = []
for check_cfg in config.get("validator_checks", DEFAULT_CHECKS):
checks.append(
resolve_component(
check_cfg["class"],
check_cfg.get("kwargs", {}),
ValidatorCheck,
)
)
return builder, npc, checks
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