open-consul/agent/proxycfg-glue/internal_service_dump_test.go

143 lines
4.1 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package proxycfgglue
import (
"context"
"errors"
"fmt"
"testing"
"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/proxycfg"
"github.com/hashicorp/consul/agent/structs"
)
func TestServerInternalServiceDump(t *testing.T) {
t.Run("remote queries are delegated to the remote source", func(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
t.Cleanup(cancel)
var (
req = &structs.ServiceDumpRequest{Datacenter: "dc2"}
correlationID = "correlation-id"
ch = make(chan<- proxycfg.UpdateEvent)
result = errors.New("KABOOM")
)
remoteSource := newMockInternalServiceDump(t)
remoteSource.On("Notify", ctx, req, correlationID, ch).Return(result)
dataSource := ServerInternalServiceDump(ServerDataSourceDeps{Datacenter: "dc1"}, remoteSource)
err := dataSource.Notify(ctx, req, correlationID, ch)
require.Equal(t, result, err)
})
t.Run("local queries are served from the state store", func(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
t.Cleanup(cancel)
nextIndex := indexGenerator()
store := state.NewStateStore(nil)
services := []*structs.NodeService{
{
Service: "mgw",
Kind: structs.ServiceKindMeshGateway,
},
{
Service: "web",
Kind: structs.ServiceKindTypical,
},
{
Service: "db",
Kind: structs.ServiceKindTypical,
},
}
for idx, service := range services {
require.NoError(t, store.EnsureRegistration(nextIndex(), &structs.RegisterRequest{
Node: fmt.Sprintf("node-%d", idx),
Service: service,
}))
}
authz := newStaticResolver(
policyAuthorizer(t, `
service "mgw" { policy = "read" }
service "web" { policy = "read" }
service "db" { policy = "read" }
node_prefix "node-" { policy = "read" }
`),
)
dataSource := ServerInternalServiceDump(ServerDataSourceDeps{
GetStore: func() Store { return store },
ACLResolver: authz,
}, nil)
t.Run("filter by kind", func(t *testing.T) {
eventCh := make(chan proxycfg.UpdateEvent)
require.NoError(t, dataSource.Notify(ctx, &structs.ServiceDumpRequest{
ServiceKind: structs.ServiceKindMeshGateway,
UseServiceKind: true,
}, "", eventCh))
result := getEventResult[*structs.IndexedCheckServiceNodes](t, eventCh)
require.Len(t, result.Nodes, 1)
require.Equal(t, "mgw", result.Nodes[0].Service.Service)
})
t.Run("bexpr filtering", func(t *testing.T) {
eventCh := make(chan proxycfg.UpdateEvent)
require.NoError(t, dataSource.Notify(ctx, &structs.ServiceDumpRequest{
QueryOptions: structs.QueryOptions{Filter: `Service.Service == "web"`},
}, "", eventCh))
result := getEventResult[*structs.IndexedCheckServiceNodes](t, eventCh)
require.Len(t, result.Nodes, 1)
require.Equal(t, "web", result.Nodes[0].Service.Service)
})
t.Run("all services", func(t *testing.T) {
eventCh := make(chan proxycfg.UpdateEvent)
require.NoError(t, dataSource.Notify(ctx, &structs.ServiceDumpRequest{}, "", eventCh))
result := getEventResult[*structs.IndexedCheckServiceNodes](t, eventCh)
require.Len(t, result.Nodes, 3)
})
t.Run("access denied", func(t *testing.T) {
authz.SwapAuthorizer(acl.DenyAll())
eventCh := make(chan proxycfg.UpdateEvent)
require.NoError(t, dataSource.Notify(ctx, &structs.ServiceDumpRequest{}, "", eventCh))
result := getEventResult[*structs.IndexedCheckServiceNodes](t, eventCh)
require.Empty(t, result.Nodes)
})
})
}
func newMockInternalServiceDump(t *testing.T) *mockInternalServiceDump {
mock := &mockInternalServiceDump{}
mock.Mock.Test(t)
t.Cleanup(func() { mock.AssertExpectations(t) })
return mock
}
type mockInternalServiceDump struct {
mock.Mock
}
func (m *mockInternalServiceDump) Notify(ctx context.Context, req *structs.ServiceDumpRequest, correlationID string, ch chan<- proxycfg.UpdateEvent) error {
return m.Called(ctx, req, correlationID, ch).Error(0)
}