Files
kratos-bootstrap/grpc.go
2023-11-02 20:25:11 +08:00

108 lines
3.1 KiB
Go

package bootstrap
import (
"context"
"time"
"google.golang.org/grpc"
"github.com/go-kratos/aegis/ratelimit"
"github.com/go-kratos/aegis/ratelimit/bbr"
"github.com/go-kratos/kratos/v2/log"
"github.com/go-kratos/kratos/v2/registry"
"github.com/go-kratos/kratos/v2/middleware"
midRateLimit "github.com/go-kratos/kratos/v2/middleware/ratelimit"
"github.com/go-kratos/kratos/v2/middleware/recovery"
"github.com/go-kratos/kratos/v2/middleware/tracing"
"github.com/go-kratos/kratos/v2/middleware/validate"
kratosGrpc "github.com/go-kratos/kratos/v2/transport/grpc"
conf "github.com/tx7do/kratos-bootstrap/gen/api/go/conf/v1"
)
const defaultTimeout = 5 * time.Second
// CreateGrpcClient 创建GRPC客户端
func CreateGrpcClient(ctx context.Context, r registry.Discovery, serviceName string, cfg *conf.Bootstrap, m ...middleware.Middleware) grpc.ClientConnInterface {
endpoint := "discovery:///" + serviceName
var ms []middleware.Middleware
timeout := defaultTimeout
if cfg.Client != nil && cfg.Client.Grpc != nil {
if cfg.Client.Grpc.Timeout != nil {
timeout = cfg.Client.Grpc.Timeout.AsDuration()
}
if cfg.Client.Grpc.Middleware != nil {
if cfg.Client.Grpc.Middleware.GetEnableRecovery() {
ms = append(ms, recovery.Recovery())
}
if cfg.Client.Grpc.Middleware.GetEnableTracing() {
ms = append(ms, tracing.Client())
}
if cfg.Client.Grpc.Middleware.GetEnableValidate() {
ms = append(ms, validate.Validator())
}
}
}
ms = append(ms, m...)
conn, err := kratosGrpc.DialInsecure(
ctx,
kratosGrpc.WithEndpoint(endpoint),
kratosGrpc.WithDiscovery(r),
kratosGrpc.WithTimeout(timeout),
kratosGrpc.WithMiddleware(ms...),
)
if err != nil {
log.Fatalf("dial grpc client [%s] failed: %s", serviceName, err.Error())
}
return conn
}
// CreateGrpcServer 创建GRPC服务端
func CreateGrpcServer(cfg *conf.Bootstrap, m ...middleware.Middleware) *kratosGrpc.Server {
var opts []kratosGrpc.ServerOption
var ms []middleware.Middleware
if cfg.Server != nil && cfg.Server.Grpc != nil && cfg.Server.Grpc.Middleware != nil {
if cfg.Server.Grpc.Middleware.GetEnableRecovery() {
ms = append(ms, recovery.Recovery())
}
if cfg.Server.Grpc.Middleware.GetEnableTracing() {
ms = append(ms, tracing.Server())
}
if cfg.Server.Grpc.Middleware.GetEnableValidate() {
ms = append(ms, validate.Validator())
}
if cfg.Server.Grpc.Middleware.GetEnableCircuitBreaker() {
}
if cfg.Server.Grpc.Middleware.Limiter != nil {
var limiter ratelimit.Limiter
switch cfg.Server.Grpc.Middleware.Limiter.GetName() {
case "bbr":
limiter = bbr.NewLimiter()
}
ms = append(ms, midRateLimit.Server(midRateLimit.WithLimiter(limiter)))
}
}
ms = append(ms, m...)
opts = append(opts, kratosGrpc.Middleware(ms...))
if cfg.Server.Grpc.Network != "" {
opts = append(opts, kratosGrpc.Network(cfg.Server.Grpc.Network))
}
if cfg.Server.Grpc.Addr != "" {
opts = append(opts, kratosGrpc.Address(cfg.Server.Grpc.Addr))
}
if cfg.Server.Grpc.Timeout != nil {
opts = append(opts, kratosGrpc.Timeout(cfg.Server.Grpc.Timeout.AsDuration()))
}
return kratosGrpc.NewServer(opts...)
}