1. summary

This paper introduces the overall system architecture of digital platform ;

• Use the medium platform microservice Architecture ;
• Use springcloud Microservice framework ;
• Use Alibaba cloud service environment as the production environment ;
• Use k8s Cluster management container ;

2. Architecture brief

2.1. Overall architecture

2.2. Architecture description

2.2.1. Login authentication

Overall use jwt Login authentication ;

• After the user logs in , The user center will generate a jwt

2.2.2. Permission authentication

Use the front end for pseudo authority authentication ;

• After allocating resource permissions to users in the background , The front end controls the corresponding menu according to the allocated resource permission code / Display and hide of buttons ;
• The background port does not verify whether the user has access rights , It can only achieve the effect of pseudo authority authentication ;

2.2.3. Load balancing

• Load balancing of applications
  • Each application usually exposes the interface through the domain name ;
  • When there are multiple instances of each application , Ali cloud, slb Provide load balancing for the domain name ;
• Load balancing in the center
  • Each center usually does not allow Internet access , Only applications are allowed to access through the intranet ;
  • Each center passes k8s Of service Name register an instance to eureka;
  • When there are multiple instances in each center , too k8s Of service Provide load balancing for each center ;
  • None of the centers are used springcloud Load balancing function provided by component ;