mirror of https://github.com/hashicorp/consul
141 lines
3.9 KiB
Go
141 lines
3.9 KiB
Go
package proxycfgglue
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/stretchr/testify/mock"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
"github.com/hashicorp/consul/acl"
|
|
"github.com/hashicorp/consul/agent/consul/state"
|
|
"github.com/hashicorp/consul/agent/consul/stream"
|
|
"github.com/hashicorp/consul/agent/proxycfg"
|
|
"github.com/hashicorp/consul/agent/structs"
|
|
"github.com/hashicorp/consul/agent/submatview"
|
|
"github.com/hashicorp/consul/proto/private/pbsubscribe"
|
|
"github.com/hashicorp/consul/sdk/testutil"
|
|
)
|
|
|
|
func TestServerServiceList(t *testing.T) {
|
|
t.Run("remote queries are delegated to the remote source", func(t *testing.T) {
|
|
var (
|
|
ctx = context.Background()
|
|
req = &structs.DCSpecificRequest{Datacenter: "dc2"}
|
|
correlationID = "correlation-id"
|
|
ch = make(chan<- proxycfg.UpdateEvent)
|
|
result = errors.New("KABOOM")
|
|
)
|
|
|
|
remoteSource := newMockServiceList(t)
|
|
remoteSource.On("Notify", ctx, req, correlationID, ch).Return(result)
|
|
|
|
dataSource := ServerServiceList(ServerDataSourceDeps{Datacenter: "dc1"}, remoteSource)
|
|
err := dataSource.Notify(ctx, req, correlationID, ch)
|
|
require.Equal(t, result, err)
|
|
})
|
|
|
|
t.Run("local queries are served from a materialized view", func(t *testing.T) {
|
|
const (
|
|
index uint64 = 123
|
|
datacenter = "dc1"
|
|
)
|
|
|
|
logger := testutil.Logger(t)
|
|
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
t.Cleanup(cancel)
|
|
|
|
store := submatview.NewStore(logger)
|
|
go store.Run(ctx)
|
|
|
|
publisher := stream.NewEventPublisher(10 * time.Second)
|
|
publisher.RegisterHandler(pbsubscribe.Topic_ServiceList,
|
|
func(stream.SubscribeRequest, stream.SnapshotAppender) (uint64, error) { return index, nil },
|
|
true)
|
|
go publisher.Run(ctx)
|
|
|
|
dataSource := ServerServiceList(ServerDataSourceDeps{
|
|
Datacenter: datacenter,
|
|
ACLResolver: newStaticResolver(acl.ManageAll()),
|
|
ViewStore: store,
|
|
EventPublisher: publisher,
|
|
Logger: logger,
|
|
}, nil)
|
|
|
|
eventCh := make(chan proxycfg.UpdateEvent)
|
|
require.NoError(t, dataSource.Notify(ctx, &structs.DCSpecificRequest{Datacenter: datacenter}, "", eventCh))
|
|
|
|
testutil.RunStep(t, "initial state", func(t *testing.T) {
|
|
result := getEventResult[*structs.IndexedServiceList](t, eventCh)
|
|
require.Empty(t, result.Services)
|
|
})
|
|
|
|
testutil.RunStep(t, "register services", func(t *testing.T) {
|
|
publisher.Publish([]stream.Event{
|
|
{
|
|
Index: index + 1,
|
|
Topic: pbsubscribe.Topic_ServiceList,
|
|
Payload: &state.EventPayloadServiceListUpdate{
|
|
Op: pbsubscribe.CatalogOp_Register,
|
|
Name: "web",
|
|
},
|
|
},
|
|
{
|
|
Index: index + 1,
|
|
Topic: pbsubscribe.Topic_ServiceList,
|
|
Payload: &state.EventPayloadServiceListUpdate{
|
|
Op: pbsubscribe.CatalogOp_Register,
|
|
Name: "db",
|
|
},
|
|
},
|
|
})
|
|
|
|
result := getEventResult[*structs.IndexedServiceList](t, eventCh)
|
|
require.Len(t, result.Services, 2)
|
|
|
|
var names []string
|
|
for _, service := range result.Services {
|
|
names = append(names, service.Name)
|
|
}
|
|
require.ElementsMatch(t, names, []string{"web", "db"})
|
|
})
|
|
|
|
testutil.RunStep(t, "deregister service", func(t *testing.T) {
|
|
publisher.Publish([]stream.Event{
|
|
{
|
|
Index: index + 2,
|
|
Topic: pbsubscribe.Topic_ServiceList,
|
|
Payload: &state.EventPayloadServiceListUpdate{
|
|
Op: pbsubscribe.CatalogOp_Deregister,
|
|
Name: "web",
|
|
},
|
|
},
|
|
})
|
|
|
|
result := getEventResult[*structs.IndexedServiceList](t, eventCh)
|
|
require.Len(t, result.Services, 1)
|
|
require.Equal(t, "db", result.Services[0].Name)
|
|
})
|
|
})
|
|
}
|
|
|
|
func newMockServiceList(t *testing.T) *mockServiceList {
|
|
mock := &mockServiceList{}
|
|
mock.Mock.Test(t)
|
|
|
|
t.Cleanup(func() { mock.AssertExpectations(t) })
|
|
|
|
return mock
|
|
}
|
|
|
|
type mockServiceList struct {
|
|
mock.Mock
|
|
}
|
|
|
|
func (m *mockServiceList) Notify(ctx context.Context, req *structs.DCSpecificRequest, correlationID string, ch chan<- proxycfg.UpdateEvent) error {
|
|
return m.Called(ctx, req, correlationID, ch).Error(0)
|
|
}
|