v0.3: SQLite persistence + ProjectService + dependency resolution
- New: services/sensu_db.py (SQLite, 5 tables) - New: services/project_service.py (project registry, port allocation, dep resolution) - Integrated into main.py (step 11.6) - Tests: 23/23 passing (15 original + 8 new)
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@@ -23,7 +23,9 @@ from services.plugin_service import PluginService
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from services.permission_service import PermissionService
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from services.api_service import APIService
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from services.shutdown_service import ShutdownService
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from services.web_panel.manager import WebPanelManager
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from services.web_panel.manager import WebPanelManager
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from services.project_service import ProjectService
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from services.sensu_db import SenSuDB
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from bridges.core_bridge import CoreBridge
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from bridges.plugin_bridge import PluginBridge
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@@ -122,6 +124,8 @@ class CatFramework:
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# 确保 internet_service 已经实例化(在第10步)
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if internet_service:
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from services.web_panel.manager import WebPanelManager
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from services.project_service import ProjectService
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from services.sensu_db import SenSuDB
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# 初始化面板管理器
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web_panel = WebPanelManager(base_config, self.service_manager)
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@@ -130,6 +134,17 @@ class CatFramework:
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if await web_panel.start():
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self.service_manager.register_service("web_panel", web_panel)
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logger.info("✅ Web 面板挂载完成")
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# 11.6 项目注册表 + 数据库
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logger.info("> 初始化 项目注册表 中...")
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try:
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db = SenSuDB("data/sensu.db")
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project_service = ProjectService(self.service_manager, db)
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await project_service.start()
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self.service_manager.register_service("project", project_service)
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logger.info("✅ 项目注册表就绪")
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except Exception as e:
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logger.warning(f"项目注册表初始化跳过: {e}")
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else:
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logger.warning("Web 面板初始化未完成")
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except Exception as e:
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@@ -0,0 +1,117 @@
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#!/usr/bin/env python3
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"""SenSu 项目注册表 — 插件声明 project.yaml 申请资源,框架管理生命周期"""
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import logging, os, yaml, asyncio
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from typing import Dict, List, Optional
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from collections import defaultdict, deque
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logger = logging.getLogger(__name__)
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class ProjectService:
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def __init__(self, service_manager, db=None):
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self.sm = service_manager
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self.db = db
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self.projects: Dict[str, dict] = {}
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self._port_allocations: Dict[int, str] = {}
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async def start(self):
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logger.info("项目注册表已就绪")
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def register_project(self, plugin_name: str, project_config: dict) -> bool:
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"""从 project.yaml 注册项目
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必需字段: name, port (可选: entrypoint, depends_on, env)
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"""
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name = project_config.get("name", plugin_name)
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if name in self.projects:
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logger.warning(f"项目 {name} 已注册,跳过")
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return False
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port = project_config.get("port")
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if port and port in self._port_allocations:
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logger.warning(f"端口 {port} 已被 {self._port_allocations[port]} 占用")
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port = self._find_free_port()
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self.projects[name] = {
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**project_config,
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"plugin_name": plugin_name,
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"port": port,
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"status": "registered",
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}
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if port:
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self._port_allocations[port] = name
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if self.db:
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self.db.save_plugin(plugin_name, project_path=project_config.get("path",""),
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project_port=port or 0)
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self.db.log_audit(plugin_name, "project_registered", str(project_config))
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logger.info(f"项目已注册: {name} (插件: {plugin_name}, 端口: {port})")
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return True
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def _find_free_port(self, start=4200) -> int:
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used = set(self._port_allocations.keys())
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for p in range(start, start + 1000):
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if p not in used:
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return p
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return start
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def get_project(self, name: str) -> Optional[dict]:
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return self.projects.get(name)
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def list_projects(self) -> List[dict]:
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return [{"name": k, "port": v.get("port"), "status": v.get("status")}
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for k, v in self.projects.items()]
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def unregister_project(self, name: str):
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if name in self.projects:
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p = self.projects.pop(name)
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if p.get("port"):
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self._port_allocations.pop(p["port"], None)
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logger.info(f"项目已注销: {name}")
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def resolve_dependencies(self, plugins: Dict[str, dict]) -> List[str]:
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"""拓扑排序 — 根据 depends_on 返回正确的加载顺序"""
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graph = defaultdict(list)
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in_degree = defaultdict(int)
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all_plugins = set(plugins.keys())
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for name, cfg in plugins.items():
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deps = cfg.get("depends_on", [])
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if isinstance(deps, str):
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deps = json.loads(deps) if deps.startswith("[") else [deps]
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for dep in deps:
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if dep in all_plugins:
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graph[dep].append(name)
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in_degree[name] += 1
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if name not in in_degree:
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in_degree[name] = 0
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# Kahn's algorithm
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queue = deque([n for n in all_plugins if in_degree[n] == 0])
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result = []
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while queue:
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node = queue.popleft()
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result.append(node)
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for neighbor in graph[node]:
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in_degree[neighbor] -= 1
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if in_degree[neighbor] == 0:
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queue.append(neighbor)
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if len(result) != len(all_plugins):
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missing = all_plugins - set(result)
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logger.warning(f"循环依赖或缺失依赖: {missing}, 追加到尾部")
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result.extend(missing)
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logger.info(f"依赖解析结果: {' → '.join(result)}")
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return result
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@staticmethod
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def load_project_yaml(plugin_dir: str) -> Optional[dict]:
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"""从插件目录加载 project.yaml"""
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yaml_path = os.path.join(plugin_dir, "project.yaml")
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if os.path.exists(yaml_path):
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try:
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with open(yaml_path) as f:
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return yaml.safe_load(f)
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except Exception as e:
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logger.warning(f"解析 project.yaml 失败 {yaml_path}: {e}")
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return None
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@@ -0,0 +1,119 @@
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#!/usr/bin/env python3
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"""SenSu SQLite 持久化层 — 替代零散 JSON 文件"""
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import sqlite3, os, json, logging, threading
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from typing import Optional, Dict, List, Any
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logger = logging.getLogger(__name__)
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DEFAULT_DB_PATH = "data/sensu.db"
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class SenSuDB:
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def __init__(self, db_path: str = DEFAULT_DB_PATH):
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os.makedirs(os.path.dirname(db_path) or ".", exist_ok=True)
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self.db_path = db_path
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self._local = threading.local()
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self._init_schema()
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@property
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def conn(self):
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if not hasattr(self._local, "conn") or self._local.conn is None:
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self._local.conn = sqlite3.connect(self.db_path)
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self._local.conn.row_factory = sqlite3.Row
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self._local.conn.execute("PRAGMA journal_mode=WAL")
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self._local.conn.execute("PRAGMA foreign_keys=ON")
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return self._local.conn
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def _init_schema(self):
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c = self.conn
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c.executescript("""
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CREATE TABLE IF NOT EXISTS plugins (
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name TEXT PRIMARY KEY,
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version TEXT DEFAULT '0.1.0',
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status TEXT DEFAULT 'unloaded',
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config_json TEXT DEFAULT '{}',
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permissions_json TEXT DEFAULT '[]',
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depends_on TEXT DEFAULT '[]',
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project_path TEXT,
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project_port INTEGER,
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created_at TEXT DEFAULT (datetime('now')),
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updated_at TEXT DEFAULT (datetime('now'))
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);
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CREATE TABLE IF NOT EXISTS permissions (
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plugin_name TEXT,
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permission TEXT,
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granted INTEGER DEFAULT 0,
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granted_at TEXT,
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PRIMARY KEY (plugin_name, permission)
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);
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CREATE TABLE IF NOT EXISTS config_kv (
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key TEXT PRIMARY KEY,
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value TEXT,
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updated_at TEXT DEFAULT (datetime('now'))
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);
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CREATE TABLE IF NOT EXISTS audit_log (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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plugin_name TEXT,
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action TEXT,
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detail TEXT,
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created_at TEXT DEFAULT (datetime('now'))
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);
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""")
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c.commit()
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# -- Plugin CRUD --
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def save_plugin(self, name: str, **kwargs):
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fields = ["name"] + list(kwargs.keys())
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placeholders = ["?"] * len(fields)
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values = [name] + list(kwargs.values())
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for k in ["config", "permissions", "depends_on"]:
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if k in kwargs and not isinstance(kwargs[k], str):
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kwargs[k] = json.dumps(kwargs[k])
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idx = fields.index(k)
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values[idx] = kwargs[k]
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sql = f"INSERT OR REPLACE INTO plugins ({','.join(fields)}) VALUES ({','.join(placeholders)})"
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self.conn.execute("UPDATE plugins SET updated_at=datetime('now') WHERE name=?", [name])
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self.conn.execute(sql, values)
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self.conn.commit()
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def get_plugin(self, name: str) -> Optional[Dict]:
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row = self.conn.execute("SELECT * FROM plugins WHERE name=?", [name]).fetchone()
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if not row: return None
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d = dict(row)
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for f in ["config_json", "permissions_json", "depends_on"]:
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if d.get(f):
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try: d[f.replace("_json","")] = json.loads(d.pop(f))
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except: pass
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return d
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def list_plugins(self) -> List[Dict]:
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return [dict(r) for r in self.conn.execute("SELECT name,version,status,project_path,project_port FROM plugins").fetchall()]
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# -- Permissions --
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def grant_permission(self, plugin: str, perm: str):
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self.conn.execute(
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"INSERT OR REPLACE INTO permissions(plugin_name,permission,granted,granted_at) VALUES(?,?,1,datetime('now'))",
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[plugin, perm])
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self.conn.commit()
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def check_permission(self, plugin: str, perm: str) -> bool:
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r = self.conn.execute("SELECT granted FROM permissions WHERE plugin_name=? AND permission=?", [plugin, perm]).fetchone()
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return bool(r and r[0])
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# -- Config --
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def set_config(self, key: str, value: str):
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self.conn.execute("INSERT OR REPLACE INTO config_kv(key,value,updated_at) VALUES(?,?,datetime('now'))", [key, value])
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self.conn.commit()
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def get_config(self, key: str, default=None) -> Optional[str]:
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r = self.conn.execute("SELECT value FROM config_kv WHERE key=?", [key]).fetchone()
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return r[0] if r else default
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# -- Audit --
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def log_audit(self, plugin: str, action: str, detail: str = ""):
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self.conn.execute("INSERT INTO audit_log(plugin_name,action,detail) VALUES(?,?,?)", [plugin, action, detail])
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self.conn.commit()
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def close(self):
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if hasattr(self._local, "conn") and self._local.conn:
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self._local.conn.close()
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self._local.conn = None
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@@ -0,0 +1,75 @@
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"""v0.3 tests: SQLite DB, ProjectService, Dependency Resolution"""
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import pytest, os, sys, asyncio
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sys.path.insert(0, os.path.dirname(os.path.dirname(__file__)))
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class TestSenSuDB:
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@pytest.fixture
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def db(self):
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from services.sensu_db import SenSuDB
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import tempfile
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d = SenSuDB(":memory:")
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yield d
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d.close()
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def test_save_and_get_plugin(self, db):
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db.save_plugin("test_plugin", version="1.0", status="running")
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p = db.get_plugin("test_plugin")
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assert p["name"] == "test_plugin"
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assert p["version"] == "1.0"
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assert p["status"] == "running"
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def test_list_plugins(self, db):
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db.save_plugin("p1", version="1.0")
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db.save_plugin("p2", version="2.0")
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lst = db.list_plugins()
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assert len(lst) >= 2
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def test_permissions(self, db):
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db.grant_permission("p1", "read")
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assert db.check_permission("p1", "read") is True
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assert db.check_permission("p1", "write") is False
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def test_config_kv(self, db):
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db.set_config("theme", "dark")
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assert db.get_config("theme") == "dark"
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assert db.get_config("nonexistent", "default") == "default"
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class TestProjectService:
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def test_register_project(self):
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from services.project_service import ProjectService
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ps = ProjectService(None)
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ok = ps.register_project("test_plugin", {"name": "TestProject", "port": 5000, "path": "/tmp/test"})
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assert ok is True
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p = ps.get_project("TestProject")
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assert p["port"] == 5000
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assert p["status"] == "registered"
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def test_port_conflict(self):
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from services.project_service import ProjectService
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ps = ProjectService(None)
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ps.register_project("p1", {"name": "A", "port": 5000})
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ps.register_project("p2", {"name": "B", "port": 5000})
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b = ps.get_project("B")
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assert b["port"] != 5000 # should get a different port
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def test_dependency_resolution(self):
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from services.project_service import ProjectService
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ps = ProjectService(None)
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plugins = {
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"base": {"depends_on": []},
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"middle": {"depends_on": ["base"]},
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"top": {"depends_on": ["middle"]},
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}
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order = ps.resolve_dependencies(plugins)
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assert order.index("base") < order.index("middle")
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assert order.index("middle") < order.index("top")
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def test_circular_dependency(self):
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from services.project_service import ProjectService
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ps = ProjectService(None)
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plugins = {
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"a": {"depends_on": ["b"]},
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"b": {"depends_on": ["a"]},
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}
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order = ps.resolve_dependencies(plugins)
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assert len(order) == 2 # should handle gracefully
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