mirror of
https://github.com/linka-cloud/grpc.git
synced 2024-11-22 19:06:26 +00:00
96 lines
3.2 KiB
Go
96 lines
3.2 KiB
Go
package main
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import (
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"context"
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"fmt"
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"net/http"
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"time"
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logging2 "github.com/grpc-ecosystem/go-grpc-middleware/v2/interceptors/logging"
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"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp"
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"go.opentelemetry.io/otel/trace"
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"go.linka.cloud/grpc-tookit/example/pb"
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"go.linka.cloud/grpc-toolkit/interceptors/auth"
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"go.linka.cloud/grpc-toolkit/interceptors/ban"
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"go.linka.cloud/grpc-toolkit/interceptors/defaulter"
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"go.linka.cloud/grpc-toolkit/interceptors/iface"
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"go.linka.cloud/grpc-toolkit/interceptors/logging"
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metrics2 "go.linka.cloud/grpc-toolkit/interceptors/metrics"
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"go.linka.cloud/grpc-toolkit/interceptors/tracing"
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validation2 "go.linka.cloud/grpc-toolkit/interceptors/validation"
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"go.linka.cloud/grpc-toolkit/logger"
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"go.linka.cloud/grpc-toolkit/service"
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)
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func newService(ctx context.Context, opts ...service.Option) (service.Service, error) {
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log := logger.C(ctx)
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metrics := metrics2.NewInterceptors(metrics2.WithExemplarFromContext(metrics2.DefaultExemplarFromCtx))
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address := "0.0.0.0:9991"
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var svc service.Service
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opts = append(opts,
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service.WithContext(ctx),
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service.WithAddress(address),
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// service.WithRegistry(mdns.NewRegistry()),
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service.WithReflection(true),
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service.WithoutCmux(),
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service.WithGateway(pb.RegisterGreeterHandler),
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service.WithGatewayPrefix("/rest"),
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service.WithGRPCWeb(true),
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service.WithGRPCWebPrefix("/grpc"),
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service.WithMiddlewares(otelhttp.NewMiddleware("hello"), httpLogger),
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service.WithInterceptors(
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tracing.NewInterceptors(),
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metrics,
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logging.New(ctx, logging2.WithFieldsFromContext(func(ctx context.Context) logging2.Fields {
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if span := trace.SpanContextFromContext(ctx); span.IsSampled() {
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return logging2.Fields{"traceID", span.TraceID().String()}
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}
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return nil
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})),
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),
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service.WithServerInterceptors(
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ban.NewInterceptors(ban.WithDefaultJailDuration(time.Second), ban.WithDefaultCallback(func(action ban.Action, actor string, rule *ban.Rule) error {
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log.WithFields("action", action, "actor", actor, "rule", rule.Name).Info("ban callback")
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return nil
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})),
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auth.NewServerInterceptors(auth.WithBasicValidators(func(ctx context.Context, user, password string) (context.Context, error) {
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if !auth.Equals(user, "admin") || !auth.Equals(password, "admin") {
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return ctx, fmt.Errorf("invalid user or password")
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}
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log.Infof("request authenticated")
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return ctx, nil
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})),
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),
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service.WithInterceptors(
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defaulter.NewInterceptors(),
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validation2.NewInterceptors(true),
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),
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// enable server interface interceptor
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service.WithServerInterceptors(iface.New()),
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)
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svc, err := service.New(opts...)
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if err != nil {
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return nil, err
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}
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pb.RegisterGreeterServer(svc, &GreeterHandler{})
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metrics.Register(svc)
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return svc, nil
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}
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func httpLogger(next http.Handler) http.Handler {
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return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
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start := time.Now()
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log := logger.From(request.Context()).WithFields(
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"method", request.Method,
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"host", request.Host,
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"path", request.URL.Path,
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"remoteAddress", request.RemoteAddr,
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)
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next.ServeHTTP(writer, request)
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log.WithField("duration", time.Since(start)).Info()
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})
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}
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