Directives
grpc_bind
grpc_buffer_size
grpc_connect_timeout
grpc_hide_header
grpc_ignore_headers
grpc_intercept_errors
grpc_next_upstream
grpc_next_upstream_timeout
grpc_next_upstream_tries
grpc_pass
grpc_pass_header
grpc_read_timeout
grpc_send_timeout
grpc_set_header
grpc_socket_keepalive
grpc_ssl_certificate
grpc_ssl_certificate_key
grpc_ssl_ciphers
grpc_ssl_conf_command
grpc_ssl_crl
grpc_ssl_name
grpc_ssl_password_file
grpc_ssl_protocols
grpc_ssl_server_name
grpc_ssl_session_reuse
grpc_ssl_trusted_certificate
grpc_ssl_verify
grpc_ssl_verify_depth
服务端启动
string.proto:
syntax = "proto3";
package pb;
service StringService{
rpc Concat(StringRequest) returns (StringResponse) {}
}
message StringRequest {
string A = 1;
string B = 2;
}
message StringResponse {
string Ret = 1;
string err = 2;
}
string.go:
package service
import (
"context"
"grpc-demo/pb"
)
type StringService struct {
}
func (s *StringService)Concat(ctx context.Context,req *pb.StringRequest)(*pb.StringResponse,error) {
response := pb.StringResponse{Ret:req.A + req.B}
return &response,nil
}
main.go:
package main
import (
"flag"
"fmt"
"google.golang.org/grpc"
"grpc-demo/pb"
"grpc-demo/service"
"log"
"net"
)
func main() {
port := flag.Int("port",1234,"端口")
flag.Parse()
lis,err := net.Listen("tcp",fmt.Sprintf(":%d",*port))
if err != nil {
log.Fatal("listen失败：",err)
}
grpcServer := grpc.NewServer()
stringService := new(service.StringService)
pb.RegisterStringServiceServer(grpcServer,stringService)
grpcServer.Serve(lis)
}
交叉编译：
GOOS=linux go build -o grpc_service server.go
docker-composer.yaml:
go:
build:
context: ./go
ports:
- "1234:1234"
networks:
- web-network
volumes:
- "./go/apps/:/apps"
command: ["/apps/grpc_service"]
Dockerfile:
From alpine:3.12
WORKDIR /apps
启动：
docker-compose up -d go
Nginx配置
server {
listen 9200 http2;
server_name ngrpc.com;
access_log /var/log/nginx/ngrpc.com.access.log;
location / {
grpc_pass grpc://go:1234;
}
}
测试
57-1.png
观察 access log：
172.18.0.1 - - [21/Mar/2022:18:01:24 +0800] "POST /pb.StringService/Concat HTTP/2.0" 200 17 "-" "grpc-node-js/1.4.2"
golang client 测试：
57-2.png
