Module VI

Homework ： Splitting e-commerce system into micro service

【 background 】

Suppose you are now a of a startup  CTO, The development team is about 30 Left and right , Include 5 Front end and 25 Back ends , Back end developers are all  Java, Now you are ready to start from  0 Start a small program e-commerce business , Please design the architecture of micro service splitting and the selection of micro service infrastructure .

【 Job requirements 】

1.  We need to clarify the idea of service splitting , And draw the split system architecture ;

2.  It is necessary to clarify the selection idea of micro service infrastructure , And select a microservice framework ;

3.  use 1~2 page  PPT  that will do .

【 Tips 】

1.  Three Musketeer principles need to be applied ; 

2.  You need to select the splitting method ;

3.  You need to select the mode of the microservice framework .

One 、 Service split

1、 Split ideas ：

1、 Small program e-commerce business starts from 0 Start , So the split method is “ Split microservices by business ”, And is “ One step in place ”.

2、 Because of common ownership 25 A back-end Developer , According to the three Musketeer principles , Split one-to-one , Split into 8 Micro services , Respectively ：

• Order service

• Member services

• Inventory service

• Shop services

• Goods and services

• Financial services

• Marketing services

• Other services

2、 The system architecture is as follows ：

Two 、 Microservice infrastructure selection

1、 Microservice infrastructure will be gradually implemented according to priority , First implement the microservice framework of the service operation layer .

2、 Because it's a startup , The business scale is small , No need RPC, And back-end developers are all  Java, therefore  spring cloud  As a microservice framework .