Replace grpc.WithInsecure()

grpc.WithInsecure() has been deprecated and our linter is screaming
about it. I've replaced it with the new way which is
grpc.WithTransportCredentials(insecure.NewCredentials).

Signed-off-by: Jesus Vazquez <jesus.vazquez@grafana.com>

pkg/ingester/client/mimir_util_test.go

@@ -18,6 +18,7 @@ import (
 	"github.com/stretchr/testify/mock"
 	"github.com/stretchr/testify/require"
 	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
 	"google.golang.org/grpc/test/bufconn"
 )
 
@@ -29,7 +30,7 @@ func TestSendQueryStream(t *testing.T) {
 		return listen.Dial()
 	}
 
-	conn, err := grpc.DialContext(context.Background(), "bufnet", grpc.WithContextDialer(bufDialer), grpc.WithInsecure())
+	conn, err := grpc.DialContext(context.Background(), "bufnet", grpc.WithContextDialer(bufDialer), grpc.WithTransportCredentials(insecure.NewCredentials()))
 	require.NoError(t, err)
 	defer conn.Close()
 

pkg/mimir/mimir_test.go

@@ -35,6 +35,7 @@ import (
 	"github.com/weaveworks/common/server"
 	"go.uber.org/atomic"
 	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
 
 	"github.com/grafana/mimir/pkg/alertmanager"
 	"github.com/grafana/mimir/pkg/alertmanager/alertstore"
@@ -362,7 +363,7 @@ func TestGrpcAuthMiddleware(t *testing.T) {
 		}()
 	}
 
-	conn, err := grpc.Dial(net.JoinHostPort(cfg.Server.GRPCListenAddress, strconv.Itoa(cfg.Server.GRPCListenPort)), grpc.WithInsecure())
+	conn, err := grpc.Dial(net.JoinHostPort(cfg.Server.GRPCListenAddress, strconv.Itoa(cfg.Server.GRPCListenPort)), grpc.WithTransportCredentials(insecure.NewCredentials()))
 	require.NoError(t, err)
 	defer func() {
 		require.NoError(t, conn.Close())

pkg/querier/worker/frontend_processor_test.go

@@ -16,14 +16,15 @@ import (
 	"github.com/stretchr/testify/require"
 	"go.uber.org/atomic"
 	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
 )
 
 func TestRecvFailDoesntCancelProcess(t *testing.T) {
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	// We use random port here, hopefully without any gRPC server.
-	cc, err := grpc.DialContext(ctx, "localhost:999", grpc.WithInsecure())
+	cc, err := grpc.DialContext(ctx, "localhost:999", grpc.WithTransportCredentials(insecure.NewCredentials()))
 	require.NoError(t, err)
 
 	cfg := Config{}
@@ -56,7 +57,7 @@ func TestContextCancelStopsProcess(t *testing.T) {
 	defer cancel()
 
 	// We use random port here, hopefully without any gRPC server.
-	cc, err := grpc.DialContext(ctx, "localhost:999", grpc.WithInsecure())
+	cc, err := grpc.DialContext(ctx, "localhost:999", grpc.WithTransportCredentials(insecure.NewCredentials()))
 	require.NoError(t, err)
 
 	pm := newProcessorManager(ctx, &mockProcessor{}, cc, "test")

pkg/scheduler/scheduler_test.go

@@ -26,6 +26,7 @@ import (
 	"github.com/uber/jaeger-client-go/config"
 	"github.com/weaveworks/common/httpgrpc"
 	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
 
 	"github.com/grafana/mimir/pkg/frontend/v2/frontendv2pb"
 	"github.com/grafana/mimir/pkg/scheduler/schedulerpb"
@@ -62,7 +63,7 @@ func setupScheduler(t *testing.T, reg prometheus.Registerer) (*Scheduler, schedu
 		_ = l.Close()
 	})
 
-	c, err := grpc.Dial(l.Addr().String(), grpc.WithInsecure())
+	c, err := grpc.Dial(l.Addr().String(), grpc.WithTransportCredentials(insecure.NewCredentials()))
 	require.NoError(t, err)
 
 	t.Cleanup(func() {