GRPC with ReactJS and NodeJS

Prerequisites:

1. Node
2. Docker (to run the envoy proxy).

To run the application:

1. Clone the repo
2. Install dependencies: npm install
3. Run below commands to run the envoy proxy.
   • docker build --no-cache -t learn-grpc-web .
   • docker run -d -p 9090:9090 -p 9901:9901 learn-grpc-web
4. Start node server: node server/index.js (it runs on port: 8080)
5. Start react app: npm run start
6. It will launch the react application.
7. Here you can play with application by clicking on buttons (Click Me & Get users) to see the grpc communication with node server.

GRPC - ReactJS (GRPC communication between WEB (ReactJS) & node server)

1. Hello World
   • Click on "Click Me" button, it will get the message from node server(server/index.js)
2. Users module
   • Click on "Get Users" button, it will fetch the list of users from node server(server/index.js)

GRPC - Node Client (GRPC communication between 2 node server)

For Users Module, CRUD operations can be performed by running the node files under server/client/*.js(except index.js) Examples: To add new user: node server/client/insert_user.js