115 lines
2.7 KiB
Go
115 lines
2.7 KiB
Go
package integration
|
|
|
|
import (
|
|
"crypto/tls"
|
|
"crypto/x509"
|
|
"io/ioutil"
|
|
"net"
|
|
"os"
|
|
"time"
|
|
|
|
"github.com/containous/traefik/integration/helloworld"
|
|
"github.com/containous/traefik/integration/try"
|
|
"github.com/go-check/check"
|
|
"golang.org/x/net/context"
|
|
"google.golang.org/grpc"
|
|
"google.golang.org/grpc/credentials"
|
|
)
|
|
|
|
var LocalhostCert []byte
|
|
var LocalhostKey []byte
|
|
|
|
// GRPCSuite
|
|
type GRPCSuite struct{ BaseSuite }
|
|
|
|
type myserver struct{}
|
|
|
|
func (suite *GRPCSuite) SetUpSuite(c *check.C) {
|
|
var err error
|
|
LocalhostCert, err = ioutil.ReadFile("./resources/tls/local.cert")
|
|
c.Assert(err, check.IsNil)
|
|
LocalhostKey, err = ioutil.ReadFile("./resources/tls/local.key")
|
|
c.Assert(err, check.IsNil)
|
|
}
|
|
|
|
func (s *myserver) SayHello(ctx context.Context, in *helloworld.HelloRequest) (*helloworld.HelloReply, error) {
|
|
return &helloworld.HelloReply{Message: "Hello " + in.Name}, nil
|
|
}
|
|
|
|
func startGRPCServer(lis net.Listener) error {
|
|
cert, err := tls.X509KeyPair(LocalhostCert, LocalhostKey)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
creds := credentials.NewServerTLSFromCert(&cert)
|
|
serverOption := grpc.Creds(creds)
|
|
|
|
var s *grpc.Server = grpc.NewServer(serverOption)
|
|
defer s.Stop()
|
|
|
|
helloworld.RegisterGreeterServer(s, &myserver{})
|
|
return s.Serve(lis)
|
|
}
|
|
|
|
func callHelloClientGRPC() (string, error) {
|
|
roots := x509.NewCertPool()
|
|
roots.AppendCertsFromPEM(LocalhostCert)
|
|
credsClient := credentials.NewClientTLSFromCert(roots, "")
|
|
conn, err := grpc.Dial("127.0.0.1:4443", grpc.WithTransportCredentials(credsClient))
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
defer conn.Close()
|
|
client := helloworld.NewGreeterClient(conn)
|
|
|
|
name := "World"
|
|
r, err := client.SayHello(context.Background(), &helloworld.HelloRequest{Name: name})
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
return r.Message, nil
|
|
}
|
|
|
|
func (suite *GRPCSuite) TestGRPC(c *check.C) {
|
|
lis, err := net.Listen("tcp", ":0")
|
|
_, port, err := net.SplitHostPort(lis.Addr().String())
|
|
c.Assert(err, check.IsNil)
|
|
|
|
go func() {
|
|
err := startGRPCServer(lis)
|
|
c.Log(err)
|
|
c.Assert(err, check.IsNil)
|
|
}()
|
|
|
|
file := suite.adaptFile(c, "fixtures/grpc/config.toml", struct {
|
|
CertContent string
|
|
KeyContent string
|
|
GRPCServerPort string
|
|
}{
|
|
CertContent: string(LocalhostCert),
|
|
KeyContent: string(LocalhostKey),
|
|
GRPCServerPort: port,
|
|
})
|
|
|
|
defer os.Remove(file)
|
|
cmd, _ := suite.cmdTraefik(withConfigFile(file))
|
|
|
|
err = cmd.Start()
|
|
c.Assert(err, check.IsNil)
|
|
defer cmd.Process.Kill()
|
|
|
|
// wait for Traefik
|
|
err = try.GetRequest("http://127.0.0.1:8080/api/providers", 1*time.Second, try.BodyContains("Host:127.0.0.1"))
|
|
c.Assert(err, check.IsNil)
|
|
var response string
|
|
err = try.Do(1*time.Second, func() error {
|
|
response, err = callHelloClientGRPC()
|
|
return err
|
|
})
|
|
|
|
c.Assert(err, check.IsNil)
|
|
c.Assert(response, check.Equals, "Hello World")
|
|
}
|