Files
Elydora-Python-SDK/elydora/plugins/kimi_io.py
T

277 lines
9.2 KiB
Python

"""Kimi configuration discovery and managed runtime I/O."""
from __future__ import annotations
import base64
import os
from typing import Any, List, Optional
import urllib.parse
from ._managed_files import (
MAX_CONFIG_BYTES,
MAX_SECRET_BYTES,
physical_directory_exists,
physical_file_exists,
read_physical_file,
)
from ._strict_json import JsonObject, parse_json_object
from .kimi_command import (
runtime_root,
same_kimi_agent_id,
same_kimi_path,
)
from .kimi_contract import (
AGENT_KEY,
LEGACY_EVENTS,
STABLE_EVENTS,
KimiContract,
KimiDocument,
KimiRuntimeContract,
create_kimi_document,
parse_kimi_document,
)
def _entry_exists(file_path: str, label: str) -> bool:
try:
os.lstat(file_path)
return True
except (FileNotFoundError, NotADirectoryError):
return False
except OSError as error:
raise OSError(f"Inspect {label} at {file_path}: {error}") from error
def _stable_contract(config_path: str) -> KimiContract:
return KimiContract(
generation="stable",
runtime_name="Kimi Code",
label="Kimi Code hooks config",
directory_label="Kimi Code home directory",
config_path=config_path,
events=frozenset(STABLE_EVENTS),
)
def _legacy_contract(config_path: str) -> KimiContract:
return KimiContract(
generation="legacy",
runtime_name="kimi-cli",
label="kimi-cli legacy hooks config",
directory_label="kimi-cli legacy home directory",
config_path=config_path,
events=frozenset(LEGACY_EVENTS),
)
def resolve_kimi_contracts() -> List[KimiContract]:
home = os.path.expanduser("~")
configured_home = os.environ.get("KIMI_CODE_HOME")
explicit_home = (
None
if configured_home is None or configured_home == ""
else os.path.abspath(configured_home)
)
stable_home = explicit_home or os.path.join(home, ".kimi-code")
legacy_home = os.path.join(home, ".kimi")
stable = _stable_contract(os.path.join(stable_home, "config.toml"))
legacy = _legacy_contract(os.path.join(legacy_home, "config.toml"))
if same_kimi_path(stable.config_path, legacy.config_path):
return [stable]
stable_detected = explicit_home is not None or _entry_exists(
stable_home, "Kimi Code home"
)
legacy_detected = _entry_exists(legacy_home, "kimi-cli legacy home")
if legacy_detected and not stable_detected:
return [legacy]
return [stable, legacy] if legacy_detected else [stable]
def _read_kimi_document(contract: KimiContract) -> KimiDocument:
directory = os.path.dirname(contract.config_path)
physical_directory_exists(directory, contract.directory_label)
snapshot = read_physical_file(contract.config_path, contract.label)
if snapshot is None:
return create_kimi_document(contract)
return parse_kimi_document(contract, snapshot.contents)
def read_kimi_documents() -> List[KimiDocument]:
return [_read_kimi_document(contract) for contract in resolve_kimi_contracts()]
def validate_api_origin(value: str, label: str = "base_url") -> None:
try:
parsed = urllib.parse.urlsplit(value)
hostname = parsed.hostname
parsed.port
except ValueError as error:
raise ValueError(f"{label} must be an absolute HTTP or HTTPS URL") from error
invalid_character = "\\" in value or any(
character.isspace() or ord(character) < 32 for character in value
)
if (
parsed.scheme not in ("http", "https")
or not parsed.netloc
or hostname is None
or invalid_character
):
raise ValueError(f"{label} must be an absolute HTTP or HTTPS URL")
if (
parsed.username is not None
or parsed.password is not None
or parsed.query
or parsed.fragment
):
raise ValueError(
f"{label} must exclude credentials, query parameters, and fragments"
)
def validate_private_key(value: str, label: str = "private_key") -> None:
try:
padded = value + "=" * ((4 - len(value) % 4) % 4)
seed = base64.b64decode(
padded.replace("-", "+").replace("_", "/"),
validate=True,
)
canonical = base64.urlsafe_b64encode(seed).rstrip(b"=").decode("ascii")
except (ValueError, UnicodeEncodeError) as error:
raise ValueError(
f"{label} must be a canonical 32-byte base64url value"
) from error
if len(seed) != 32 or canonical != value:
raise ValueError(f"{label} must be a canonical 32-byte base64url value")
def _require_non_empty_string(
value: Any, field: str, config_path: str
) -> str:
if not isinstance(value, str) or not value.strip():
raise ValueError(
f"Elydora runtime config {field} is invalid: {config_path}"
)
return value
def _validate_runtime_config(
config: JsonObject,
expected_agent_id: str,
config_path: str,
) -> None:
supported = {"org_id", "agent_id", "kid", "base_url", "token", "agent_name"}
extra = next((key for key in config if key not in supported), None)
if extra is not None:
raise ValueError(
f'Elydora runtime config has unsupported field "{extra}": {config_path}'
)
_require_non_empty_string(config.get("org_id"), "org_id", config_path)
_require_non_empty_string(config.get("kid"), "kid", config_path)
agent_id = _require_non_empty_string(
config.get("agent_id"), "agent_id", config_path
)
if (
not same_kimi_agent_id(agent_id, expected_agent_id)
or config.get("agent_name") != AGENT_KEY
):
raise ValueError(
f"Elydora runtime identity does not match Kimi hooks: {config_path}"
)
if "token" in config:
_require_non_empty_string(config.get("token"), "token", config_path)
base_url = _require_non_empty_string(
config.get("base_url"), "base_url", config_path
)
validate_api_origin(base_url, "Elydora runtime config base_url")
def _read_runtime_config(file_path: str) -> Optional[JsonObject]:
snapshot = read_physical_file(
file_path,
"Elydora runtime config",
MAX_CONFIG_BYTES,
)
if snapshot is None:
return None
return parse_json_object(
snapshot.contents,
f"Elydora runtime config at {file_path}",
)
def validate_runtime_tree(agent_directory: str, agent_id: str) -> None:
root = runtime_root()
if not physical_directory_exists(root, "Elydora runtime directory"):
return
if not physical_directory_exists(
agent_directory, "Elydora agent runtime directory"
):
return
config_path = os.path.join(agent_directory, "config.json")
config = _read_runtime_config(config_path)
artifacts = [
("private.key", "Elydora private key"),
("guard.py", "Elydora guard runtime"),
("hook.py", "Elydora audit runtime"),
("chain-state.json", "Elydora chain state"),
("status-cache.json", "Elydora status cache"),
("error.log", "Elydora error log"),
]
artifact_states = [
physical_file_exists(os.path.join(agent_directory, name), label)
for name, label in artifacts
]
artifact_exists = any(artifact_states)
if config is None:
if artifact_exists:
raise ValueError(
"Elydora runtime identity cannot be verified without config.json: "
f"{agent_directory}"
)
return
configured_id = config.get("agent_id")
if (
not isinstance(configured_id, str)
or not same_kimi_agent_id(configured_id, agent_id)
or config.get("agent_name") != AGENT_KEY
):
raise ValueError(
f"Elydora runtime config identity does not match Kimi agent {agent_id}: "
f"{config_path}"
)
def _runtime_contract_exists(contract: KimiRuntimeContract) -> bool:
root = runtime_root()
agent_directory = os.path.dirname(contract.guard_path)
if (
not same_kimi_path(os.path.dirname(agent_directory), root)
or not same_kimi_path(
contract.audit_path, os.path.join(agent_directory, "hook.py")
)
):
return False
if not physical_directory_exists(root, "Elydora runtime directory"):
return False
if not physical_directory_exists(
agent_directory, "Elydora agent runtime directory"
):
return False
config_path = os.path.join(agent_directory, "config.json")
key_path = os.path.join(agent_directory, "private.key")
config = _read_runtime_config(config_path)
key = read_physical_file(key_path, "Elydora private key", MAX_SECRET_BYTES)
guard = read_physical_file(contract.guard_path, "Elydora guard runtime")
audit = read_physical_file(contract.audit_path, "Elydora audit runtime")
if config is None or key is None or guard is None or audit is None:
return False
_validate_runtime_config(config, contract.agent_id, config_path)
validate_private_key(key.contents, "Elydora private key")
return bool(guard.contents) and bool(audit.contents)
def kimi_runtime_files_exist(contracts: List[KimiRuntimeContract]) -> bool:
return any(_runtime_contract_exists(contract) for contract in contracts)