rate-limiter

Configuration File - RateLimiter can take configuration in YAML and JSON file format. Any other file format (i.e XML) can be plugged in easily by just providing implementtion.

Repository - Current implementation is having In-Memory repository to store rate data. Redis, Aerospike or any other repository can be plugged in by just providing implementation to make Rate Limiter work in distributed environment.

Interceptor - Spring boot microservices interceptor implementation provided with current implementation. Other Interceptor can be plugged in by just providing implementation.

Sample code to add interceptor : addInterceptor(new SpringBootInterceptor(new YamlConfReader(),new InMemoryRepository()));

maven

<dependency>
   <groupId>com.rakesh.ratelimiter</groupId>
   <artifactId>rate-limiter</artifactId>
   <version>1.0-SNAPSHOT</version>
</dependency>

Sample Configuration File

clients:
 dot.com:
   limit:
     hour: 20
   specialization:
     api:
       "/pay":
         limit:
           min: 5
       "/catalog":
         limit:
           min: 5
     method:
       post:
         limit:
           hour: 5
       get:
         limit:
           min: 15
 dot.org:
   limit:
     min: 2
     hour: 10
   specialization:
     api:
       "/pay":
         limit:
           min: 9
           sec: 3
       "/details":
         limit:
           min: 9
           sec: 3
     method:
       post:
         limit:
           min: 9
           sec: 3
       get:
         limit:
           min: 9
           sec: 3