ch06/

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Chapter 6: Secured gRPC

ProductInfo Service and Client

• Online retail scenario has a ProductInfo microservice which is responsible for managing the products and their information. The consumer of that service can add, retrieve products via that service.

• ProductInfo service and the consumer of that service are implemented in both Go and Java languages.

• This use case shows how you can implement both ProductInfo service and its consumer.

Service Definition

package ecommerce;

service ProductInfo {
    rpc addProduct(Product) returns (ProductID);
    rpc getProduct(ProductID) returns (Product);
}

message Product {
    string id = 1;
    string name = 2;
    string description = 3;
    float price = 4;
}

message ProductID {
    string value = 1;
}

Implementation

• Secure Channel [Go] [Java]
• Mutual TLS Channel [Go] [Java]
• Basic Authentication [Go] [Java]
• Token Based Authentication [Go] [Java]