نحوه شروع استفاده از GRPC با PHP – قسمت 4/4

docker run --rm  getjv/grpc-php-base php -m | grep grpc

syntax = "proto3";

option go_package = "getjv.github.com/protos";

package helloworld;

// The greeting service definition.
service Greeter {
  // Sends a greeting
  rpc SayHello (HelloRequest) returns (HelloReply) {}

  // Sends a stream of greetings from server to client
  rpc StreamGreetings (HelloRequest) returns (stream HelloReply) {}
}

// The request message containing the user name.
message HelloRequest {
  string name = 1;
}

// The response message containing the greetings
message HelloReply {
  string message = 1;
}

PHP_GRPC_CLIENT_PATH=src
GENERATED_FOLDER_NAME=generated
PROTO_PATH=infra/protos
GRPC_PHP_PLUGIN=/usr/local/bin/protoc-gen-grpc

${PWD}/bin/php/protoc-29.0.0 \
        --php_out=${PHP_GRPC_CLIENT_PATH}/${GENERATED_FOLDER_NAME} \
        --grpc_out=generate_server:${PHP_GRPC_CLIENT_PATH}/${GENERATED_FOLDER_NAME} \
        --proto_path=${PWD}/${PROTO_PATH} \
        --plugin=protoc-gen-grpc=${PWD}/bin/php/grpc_php_plugin \
        ${PWD}/${PROTO_PATH}/*.proto

{
    "autoload": {
        "psr-4": {
            "Helloworld\\": "generated/Helloworld/",
            "GPBMetadata\\": "generated/GPBMetadata"
        }
    },
    "require": {
        "grpc/grpc": "^v1.39.0",
        "google/protobuf": "^v3.12.2",
        "ext-grpc": "*"
    }
}

use Grpc\ChannelCredentials;
use Helloworld\GreeterClient;
use Helloworld\HelloRequest;

require __DIR__ . '/../vendor/autoload.php';

// Client gRPC (for windows and mac use: host.docker.internal:50051)
$client = new GreeterClient('172.17.0.1:50051', [
    'credentials' => ChannelCredentials::createInsecure(),
]);

$helloRequest = new HelloRequest();
$helloRequest->setName("Jhonatan");


// Unary call sample
list($reply, $status) = $client->SayHello($helloRequest)->wait();

if ($status->code === Grpc\STATUS_OK) {
    echo "Server answer: " . $reply->getMessage() . PHP_EOL;
} else {
    echo "Erro: gRPC failure status " . $status->code . " - " . $status->details . PHP_EOL;
}