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Waterdrop

Waterdrop is a high performance micro-service framework based on gin and grpc. Waterdrop comes from (The Three Body Problem).

Features

• HTTP Server: Based on gin and can reuse all its features
• RPC Server: Based on the official gRPC-go and use ETCD for service registration and discovery, default load balancing policy is roundrobin
• Conf: Support YAML, TOML, JSON and other extensions, default TOML parsing, user can decide whether or not to watch the config file changes for hot reload configuration
• Database: Integrated MySQL, Redis
• Log: Based on Zap encapsulation
• Trace: Integrate Opentracing access and use jaeger to record trace records
• Distribute Lock: distributed Lock is implemented based on Redis and ETCD. The former is suitable for final consistent business locks, while the latter is suitable for strongly consistent business locks
• Stats: Metrics & Profile for service operation
• Broker: Support RocketMQ and Kafka
• Utils: Helper class function
• Registry: Service Registry discovery, etcd is the default service discovery component
• Status: Global error handling for error conversion between HTTP/RPC
• Dashboard: Build metrics dashboard based on Grafana, to be implemented
• Breaker: Support alibaba sentinel, google sre breaker
• Middlewares & Interceptors: HTTP/RPC Server common middleware, such as recovery, trace, metric and logger,etc

Installation

go get github.com/UnderTreeTech/waterdrop

Tools

Execute the following command to get waterdrop tool to help you boost your development progress

go get -u github.com/UnderTreeTech/waterdrop/tools/waterdrop

You can use waterdrop help to find out how to use tools

You can generate protobuf codes but make sure you've already installed protc and protoc-gen-go. Here we don't install the two plugins automatically because we are not sure which version you will choose.

• waterdrop new your_project_name new a standard layout project
• waterdrop protoc --grpc --swagger xx.proto generate grpc code and swagger api file
• waterdrop swagger serve xx.swagger.json serve and browse swagger api
• waterdrop utgen xx.go generate unit tests
• waterdrop upgrade upgrade tool waterdrop

Contributing

Contributions are always welcomed! You can start with the issues labeled with bug or feature.