feat: sync Python Grok hook integration
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ZacharyZhang-NY committed
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@@ -23,6 +23,7 @@ from .plugins.codex import CodexPlugin
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from .plugins.copilot import CopilotPlugin
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from .plugins.cursor import CursorPlugin
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from .plugins.gemini import GeminiPlugin
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from .plugins.grok import GrokPlugin
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from .plugins.kirocli import KiroCliPlugin
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from .plugins.kiroide import KiroIdePlugin
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from .plugins.kimi import KimiPlugin
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@@ -36,6 +37,7 @@ PLUGIN_MAP: Dict[str, Type[AgentPlugin]] = {
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"copilot": CopilotPlugin,
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"cursor": CursorPlugin,
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"gemini": GeminiPlugin,
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"grok": GrokPlugin,
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"kirocli": KiroCliPlugin,
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"kiroide": KiroIdePlugin,
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"kimi": KimiPlugin,
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@@ -0,0 +1,423 @@
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"""Grok Build native user-hook integration."""
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from __future__ import annotations
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from dataclasses import dataclass
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import math
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import os
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import shlex
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# subprocess provides argument quoting only; this module starts no process.
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import subprocess # nosec B404
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import sys
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from typing import Any, Dict, List, Optional, Set, Tuple
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from ._file_io import (
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read_json as _read_json,
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regular_file_exists as _regular_file_exists,
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remove_file as _remove_file,
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require_runtime as _require_runtime,
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write_json_atomic as _write_json_atomic,
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write_text_atomic as _write_text_atomic,
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)
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from .base import AgentPlugin, InstallConfig, PluginStatus
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from .hook_template import generate_hook_script
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AGENT_KEY = "grok"
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GUARD_SCRIPT = "guard.py"
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AUDIT_SCRIPT = "hook.py"
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HOOK_TIMEOUT_SECONDS = 10
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CONFIG_FILE = "elydora-audit.json"
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ELYDORA_DIR = os.path.join(os.path.expanduser("~"), ".elydora")
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JsonObject = Dict[str, Any]
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GrokHooks = Dict[str, List[JsonObject]]
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@dataclass(frozen=True)
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class GrokDocument:
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exists: bool
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config_path: str
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root: JsonObject
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hooks: GrokHooks
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@dataclass(frozen=True)
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class RuntimeContract:
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agent_id: str
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guard_path: str
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audit_path: str
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def _home_dir() -> str:
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return os.path.expanduser("~")
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def _resolve_config_path() -> str:
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grok_home = os.environ.get("GROK_HOME") or os.path.join(_home_dir(), ".grok")
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return os.path.join(grok_home, "hooks", CONFIG_FILE)
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def _build_command(script_path: str) -> str:
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arguments = [sys.executable, script_path]
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return (
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subprocess.list2cmdline(arguments)
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if os.name == "nt"
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else shlex.join(arguments)
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)
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def _build_handler(script_path: str) -> JsonObject:
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return {
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"type": "command",
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"command": _build_command(script_path),
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"timeout": HOOK_TIMEOUT_SECONDS,
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}
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def _parse_generated_command(command: str) -> Optional[Tuple[str, str]]:
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try:
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arguments = shlex.split(command, posix=os.name != "nt")
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except ValueError:
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return None
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if os.name == "nt":
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arguments = [
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value[1:-1]
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if len(value) >= 2 and value.startswith('"') and value.endswith('"')
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else value
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for value in arguments
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]
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if len(arguments) != 2 or not arguments[0] or not arguments[1]:
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return None
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return arguments[0], arguments[1]
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def _same_path(left: str, right: str) -> bool:
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return os.path.normcase(os.path.abspath(left)) == os.path.normcase(
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os.path.abspath(right)
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)
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def _same_agent_id(left: str, right: str) -> bool:
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return os.path.normcase(left) == os.path.normcase(right)
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def _managed_agent_id(handler: JsonObject, script_name: str) -> Optional[str]:
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if (
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handler.get("type") != "command"
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or handler.get("timeout") != HOOK_TIMEOUT_SECONDS
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or not isinstance(handler.get("command"), str)
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):
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return None
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parsed = _parse_generated_command(str(handler["command"]))
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if parsed is None:
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return None
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script_path = parsed[1]
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if os.path.normcase(os.path.basename(script_path)) != os.path.normcase(script_name):
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return None
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agent_dir = os.path.dirname(script_path)
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if not _same_path(os.path.dirname(agent_dir), ELYDORA_DIR):
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return None
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agent_id = os.path.basename(agent_dir)
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return agent_id if agent_id not in {"", ".", ".."} else None
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def _validate_handler(
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value: Any,
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event: str,
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group_index: int,
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handler_index: int,
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) -> JsonObject:
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label = (
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f"Grok hooks config handler hooks.{event}[{group_index}]"
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f".hooks[{handler_index}]"
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)
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if not isinstance(value, dict):
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raise ValueError(f"{label} must be an object")
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handler = dict(value)
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handler_type = handler.get("type")
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if handler_type not in ("command", "http"):
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raise ValueError(f'{label} has unsupported type "{handler_type}"')
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if handler_type == "command" and (
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not isinstance(handler.get("command"), str) or not handler["command"]
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):
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raise ValueError(f"{label} requires a non-empty command")
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if handler_type == "http" and (
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not isinstance(handler.get("url"), str) or not handler["url"]
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):
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raise ValueError(f"{label} requires a non-empty url")
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timeout = handler.get("timeout")
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if timeout is not None and (
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isinstance(timeout, bool)
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or not isinstance(timeout, (int, float))
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or not math.isfinite(timeout)
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or timeout <= 0
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):
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raise ValueError(f"{label} timeout must be a positive number")
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return handler
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def _validate_group(value: Any, event: str, group_index: int) -> JsonObject:
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label = f"Grok hooks config group hooks.{event}[{group_index}]"
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if not isinstance(value, dict):
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raise ValueError(f"{label} must be an object")
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group = dict(value)
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matcher = group.get("matcher")
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if "matcher" in group and not isinstance(matcher, str):
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raise ValueError(f"{label} matcher must be a string")
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handlers = group.get("hooks")
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if not isinstance(handlers, list):
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raise ValueError(f"{label} must contain a hooks array")
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group["hooks"] = [
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_validate_handler(handler, event, group_index, handler_index)
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for handler_index, handler in enumerate(handlers)
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]
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return group
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def _read_hooks(root: JsonObject) -> GrokHooks:
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if "hooks" not in root:
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return {}
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raw_hooks = root["hooks"]
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if not isinstance(raw_hooks, dict):
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raise ValueError('Grok hooks config field "hooks" must be an object')
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hooks: GrokHooks = {}
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for event, groups in raw_hooks.items():
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if not isinstance(groups, list):
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raise ValueError(
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f'Grok hooks config field "hooks.{event}" must be an array'
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)
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hooks[event] = [
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_validate_group(group, event, group_index)
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for group_index, group in enumerate(groups)
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]
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return hooks
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def _read_config() -> GrokDocument:
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config_path = _resolve_config_path()
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root = _read_json(config_path, "Grok hooks config")
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if root is None:
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return GrokDocument(False, config_path, {}, {})
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return GrokDocument(True, config_path, root, _read_hooks(root))
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def _remove_managed(
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groups: List[JsonObject],
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script_name: str,
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agent_id: str = "",
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) -> Tuple[List[JsonObject], bool]:
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result: List[JsonObject] = []
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changed = False
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for group in groups:
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if "matcher" in group:
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result.append(group)
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continue
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handlers = group["hooks"]
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kept: List[JsonObject] = []
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for handler in handlers:
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managed_id = _managed_agent_id(handler, script_name)
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remove = managed_id is not None and (
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not agent_id or _same_agent_id(managed_id, agent_id)
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)
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if remove:
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changed = True
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else:
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kept.append(handler)
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if kept:
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result.append(group if len(kept) == len(handlers) else {**group, "hooks": kept})
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return result, changed
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def _remove_managed_hooks(
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hooks: GrokHooks,
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agent_id: str = "",
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) -> Tuple[GrokHooks, bool]:
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result = dict(hooks)
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changed = False
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for event, script_name in (
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("PreToolUse", GUARD_SCRIPT),
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("PostToolUse", AUDIT_SCRIPT),
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):
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groups, event_changed = _remove_managed(
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result.get(event, []), script_name, agent_id
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)
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if not event_changed:
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continue
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changed = True
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if groups:
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result[event] = groups
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else:
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result.pop(event, None)
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return result, changed
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def _managed_ids(groups: List[JsonObject], script_name: str) -> Dict[str, str]:
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result: Dict[str, str] = {}
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for group in groups:
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if "matcher" in group:
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continue
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for handler in group["hooks"]:
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agent_id = _managed_agent_id(handler, script_name)
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if agent_id:
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result[os.path.normcase(agent_id)] = agent_id
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return result
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def _runtime_contracts(hooks: GrokHooks) -> List[RuntimeContract]:
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guards = _managed_ids(hooks.get("PreToolUse", []), GUARD_SCRIPT)
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audits = _managed_ids(hooks.get("PostToolUse", []), AUDIT_SCRIPT)
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contracts: List[RuntimeContract] = []
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for normalized_id in sorted(set(guards) & set(audits)):
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agent_id = guards[normalized_id]
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contracts.append(RuntimeContract(
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agent_id=agent_id,
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guard_path=os.path.join(ELYDORA_DIR, agent_id, GUARD_SCRIPT),
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audit_path=os.path.join(ELYDORA_DIR, agent_id, AUDIT_SCRIPT),
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))
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return contracts
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def _runtime_scripts_exist(contracts: List[RuntimeContract]) -> bool:
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try:
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with os.scandir(ELYDORA_DIR) as iterator:
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entries = sorted(iterator, key=lambda entry: entry.name)
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except FileNotFoundError:
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return False
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except OSError as error:
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raise OSError(f"Read Elydora runtime directory at {ELYDORA_DIR}: {error}") from error
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for contract in contracts:
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entry = next(
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(
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candidate
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for candidate in entries
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if _same_agent_id(candidate.name, contract.agent_id)
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),
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None,
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)
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if entry is None:
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continue
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try:
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if not entry.is_dir(follow_symlinks=False):
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continue
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except OSError as error:
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raise OSError(f"Read Elydora runtime entry at {entry.path}: {error}") from error
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runtime_config_path = os.path.join(entry.path, "config.json")
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runtime_config = _read_json(runtime_config_path, "Elydora runtime config")
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if runtime_config is None:
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continue
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agent_name = runtime_config.get("agent_name")
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if not isinstance(agent_name, str):
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raise ValueError(
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f'Elydora runtime config at {runtime_config_path} field '
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'"agent_name" must be a string'
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)
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if agent_name != AGENT_KEY:
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continue
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guard_path = os.path.join(entry.path, GUARD_SCRIPT)
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audit_path = os.path.join(entry.path, AUDIT_SCRIPT)
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return _regular_file_exists(
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guard_path, "Elydora guard runtime"
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) and _regular_file_exists(audit_path, "Elydora audit runtime")
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return False
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class GrokPlugin(AgentPlugin):
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"""Install Elydora into Grok Build's native global user hooks."""
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def install(self, config: InstallConfig) -> None:
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agent_id = config.get("agent_id", "")
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if not agent_id:
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raise ValueError("agent_id is required")
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source = _read_config()
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guard_path = config.get("guard_script_path", "")
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_require_runtime(guard_path, "Elydora guard runtime")
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agent_dir = os.path.join(ELYDORA_DIR, agent_id)
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audit_path = os.path.join(agent_dir, AUDIT_SCRIPT)
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cleaned, _ = _remove_managed_hooks(source.hooks)
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hooks: GrokHooks = {
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**cleaned,
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"PreToolUse": [
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*cleaned.get("PreToolUse", []),
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{"hooks": [_build_handler(guard_path)]},
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],
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"PostToolUse": [
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*cleaned.get("PostToolUse", []),
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{"hooks": [_build_handler(audit_path)]},
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],
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}
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runtime_config: JsonObject = {
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"org_id": config.get("org_id", ""),
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"agent_id": agent_id,
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"kid": config.get("kid", ""),
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"base_url": config.get("base_url", "https://api.elydora.com"),
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"token": config.get("token", ""),
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"agent_name": AGENT_KEY,
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}
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audit_script = generate_hook_script(
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org_id=config.get("org_id", ""),
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agent_id=agent_id,
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private_key=config.get("private_key", ""),
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kid=config.get("kid", ""),
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base_url=config.get("base_url", "https://api.elydora.com"),
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)
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_write_json_atomic(
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os.path.join(agent_dir, "config.json"),
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runtime_config,
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0o600,
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"Elydora runtime config",
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)
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_write_text_atomic(
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os.path.join(agent_dir, "private.key"),
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config.get("private_key", ""),
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0o600,
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"Elydora private key",
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)
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_write_text_atomic(audit_path, audit_script, 0o700, "Elydora audit runtime")
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_write_json_atomic(
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source.config_path,
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{**source.root, "hooks": hooks},
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0o600,
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"Grok hooks config",
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)
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print("Grok Build: global PreToolUse and PostToolUse hooks installed.")
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def uninstall(self, agent_id: str = "") -> None:
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source = _read_config()
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if not source.exists:
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return
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hooks, changed = _remove_managed_hooks(source.hooks, agent_id)
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if not changed:
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return
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root = dict(source.root)
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if hooks:
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root["hooks"] = hooks
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else:
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root.pop("hooks", None)
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if root:
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_write_json_atomic(
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source.config_path,
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root,
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0o600,
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"Grok hooks config",
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)
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else:
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_remove_file(source.config_path, "Grok hooks config")
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def status(self) -> PluginStatus:
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source = _read_config()
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contracts = _runtime_contracts(source.hooks)
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if not contracts:
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return PluginStatus(
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installed=False,
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agent=AGENT_KEY,
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details="Not installed",
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)
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installed = _runtime_scripts_exist(contracts)
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details = (
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f"Config: {source.config_path}"
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if installed
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else f"Configured at {source.config_path}; runtime scripts missing"
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)
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return PluginStatus(installed=installed, agent=AGENT_KEY, details=details)
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@@ -31,6 +31,11 @@ SUPPORTED_AGENTS: Dict[str, Dict[str, str]] = {
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"hook_event": "AfterTool",
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"config_path": "~/.gemini/settings.json",
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},
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"grok": {
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"name": "Grok Build",
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"hook_event": "PreToolUse/PostToolUse",
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"config_path": "~/.grok/hooks/elydora-audit.json",
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},
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"kirocli": {
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"name": "Kiro CLI",
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"hook_event": "PreToolUse/PostToolUse",
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Reference in new issue
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