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gRPC-Go with Polaris

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Introduction

gRPC-Go-Polaris provides a series of components based on gRPC-Go framework, developers can use gRPC-Go-Polaris to build distributed gRPC-Go applications.

Key Features

• Service Registration and Heartbeat: To register the gRPC Service and send heartbeat periodly.
• Service Routing and LoadBalancing: Implement gRPC resover and balancer, providing semantic rule routing and loadbalacing cases.
• Fault node circuitbreaking: Kick of the unhealthy nodes when loadbalacing, base on the service invoke successful rate.
• RateLimiting: Implement gRPC interceptor, providing request ratelimit check to ensure the reliability for server.

Base Architecture

gRPC-Go-Polaris implements the interfaces on gRPC-Go, to access polarismesh functions.

How To Use

Prerequisites

• Go: any one of the three latest major releases.

Installation

With Go module support (Go 1.11+), simply add the following import

import "github.com/polarismesh/grpc-go-polaris"

to your code, and then go [build|run|test] will automatically fetch the necessary dependencies.

Otherwise, to install the grpc-go-polaris package, run the following command:

$ go get -u github.com/polarismesh/grpc-go-polaris

Note: gRPC-Go-Polaris has gRPC-Go dependencies, it will encounter timeout while go getting gRPC-Go in China, to solution the problem, you can refer FAQ.

Examples

• QuickStart