This requires php >= 5.5, pecl, composer

• Install the grpc extension

  $ [sudo] pecl install grpc

• Install the protoc compiler plugin grpc_php_plugin

  $ git clone -b RELEASE_TAG_HERE https://github.com/grpc/grpc
  $ cd grpc
  $ make grpc_php_plugin

• Install the grpc/grpc composer package

  $ cd examples/php
  $ composer install
  

• Run the server

  Please follow the instruction in Node to run the server

  $ cd examples/node
  $ npm install
  $ cd dynamic_codegen or cd static_codegen
  $ node greeter_server.js
  

• Generate proto files and run the client

  $ cd examples/php
  $ ./greeter_proto_gen.sh
  $ ./run_greeter_client.sh
  

You can find a more detailed tutorial in gRPC Basics: PHP