{
    "summary": [
        {
            "name": "hostwatch_rules",
            "title": "日志监控规则",
            "primary": ["id"],
            "catelog": "entity"
        }
    ],
    "fields": [
        {"name": "id", "title": "规则ID", "type": "str", "length": 32, "nullable": "no"},
        {"name": "rule_name", "title": "规则名称", "type": "str", "length": 128, "nullable": "no"},
        {"name": "match_type", "title": "匹配类型", "type": "str", "length": 16, "nullable": "no", "default": "keyword"},
        {"name": "pattern", "title": "匹配模式(关键词/正则)", "type": "str", "length": 512, "nullable": "no"},
        {"name": "log_level", "title": "限定日志级别", "type": "str", "length": 16},
        {"name": "severity", "title": "告警级别", "type": "str", "length": 16, "nullable": "no", "default": "warning"},
        {"name": "threshold_count", "title": "频次阈值(次/窗口)", "type": "int", "default": "1"},
        {"name": "window_sec", "title": "窗口(秒)", "type": "int", "default": "60"},
        {"name": "notify", "title": "通知方式", "type": "str", "length": 128},
        {"name": "enabled", "title": "启用", "type": "str", "length": 1, "nullable": "no", "default": "1"},
        {"name": "created_at", "title": "创建时间", "type": "datetime"},
        {"name": "updated_at", "title": "更新时间", "type": "datetime"}
    ],
    "indexes": [
        {"name": "idx_hw_rule_name", "idxtype": "index", "idxfields": ["rule_name"]}
    ],
    "codes": [
        {"field": "match_type", "table": "appcodes_kv", "valuefield": "k", "textfield": "v", "cond": "parentid='match_type'"},
        {"field": "severity", "table": "appcodes_kv", "valuefield": "k", "textfield": "v", "cond": "parentid='severity'"}
    ]
}