# db\_base\_plugin\_v2.py

其中定义了NeutronDbPluginV2，是各个plugin的基础类。 继承自neutron.neutron\_plugin\_base\_v2.NeutronPluginBaseV2类和neutron.common\_db\_mixin.CommonDbMixin类。

该类利用SQLAlchemy的模型实现了neutron plugin 的接口，主要包括对网络、子网、端口等资源的 CRUD 操作。


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