open-consul/agent/grpc-external/services/peerstream/stream_test.go

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package peerstream
import (
"bytes"
"context"
"fmt"
"io"
"net"
"sort"
"sync"
"testing"
"time"
"github.com/golang/protobuf/proto"
"github.com/hashicorp/go-uuid"
"github.com/stretchr/testify/require"
"google.golang.org/genproto/googleapis/rpc/code"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
newproto "google.golang.org/protobuf/proto"
"google.golang.org/protobuf/types/known/anypb"
"github.com/hashicorp/consul/acl"
"github.com/hashicorp/consul/agent/cache"
"github.com/hashicorp/consul/agent/connect"
"github.com/hashicorp/consul/agent/consul/state"
"github.com/hashicorp/consul/agent/consul/stream"
"github.com/hashicorp/consul/agent/structs"
"github.com/hashicorp/consul/lib"
"github.com/hashicorp/consul/logging"
"github.com/hashicorp/consul/proto/pbcommon"
"github.com/hashicorp/consul/proto/pbpeering"
"github.com/hashicorp/consul/proto/pbpeerstream"
"github.com/hashicorp/consul/proto/pbservice"
"github.com/hashicorp/consul/proto/pbstatus"
"github.com/hashicorp/consul/proto/prototest"
"github.com/hashicorp/consul/sdk/freeport"
"github.com/hashicorp/consul/sdk/testutil"
"github.com/hashicorp/consul/sdk/testutil/retry"
"github.com/hashicorp/consul/types"
)
const (
testPeerID = "caf067a6-f112-4907-9101-d45857d2b149"
testActiveStreamSecretID = "e778c518-f0db-473a-9224-24b357da971d"
testPendingStreamSecretID = "522c0daf-2ef2-4dab-bc78-5e04e3daf552"
testEstablishmentSecretID = "f6569d37-1c5b-4415-aae5-26f4594f7f60"
)
func TestStreamResources_Server_Follower(t *testing.T) {
srv, _ := newTestServer(t, func(c *Config) {
backend := c.Backend.(*testStreamBackend)
backend.leader = func() bool {
return false
}
backend.leaderAddr = "expected:address"
})
client := NewMockClient(context.Background())
errCh := make(chan error, 1)
client.ErrCh = errCh
go func() {
// Pass errors from server handler into ErrCh so that they can be seen by the client on Recv().
// This matches gRPC's behavior when an error is returned by a server.
err := srv.StreamResources(client.ReplicationStream)
if err != nil {
errCh <- err
}
}()
// expect error
msg, err := client.Recv()
require.Nil(t, msg)
require.Error(t, err)
require.EqualError(t, err, "rpc error: code = FailedPrecondition desc = cannot establish a peering stream on a follower node")
// expect a status error
st, ok := status.FromError(err)
require.True(t, ok, "need to get back a grpc status error")
deets := st.Details()
// expect a LeaderAddress message
exp := []interface{}{&pbpeerstream.LeaderAddress{Address: "expected:address"}}
prototest.AssertDeepEqual(t, exp, deets)
}
// TestStreamResources_Server_LeaderBecomesFollower simulates a srv that is a leader when the
// subscription request is sent but loses leadership status for subsequent messages.
func TestStreamResources_Server_LeaderBecomesFollower(t *testing.T) {
srv, store := newTestServer(t, func(c *Config) {
backend := c.Backend.(*testStreamBackend)
first := true
backend.leader = func() bool {
if first {
first = false
return true
}
return false
}
backend.leaderAddr = "expected:address"
})
p := writePeeringToBeDialed(t, store, 1, "my-peer")
require.Empty(t, p.PeerID, "should be empty if being dialed")
// Set the initial roots and CA configuration.
_, _ = writeInitialRootsAndCA(t, store)
client := NewMockClient(context.Background())
errCh := make(chan error, 1)
client.ErrCh = errCh
go func() {
// Pass errors from server handler into ErrCh so that they can be seen by the client on Recv().
// This matches gRPC's behavior when an error is returned by a server.
if err := srv.StreamResources(client.ReplicationStream); err != nil {
errCh <- err
}
}()
// Receive a subscription from a peer. This message arrives while the
// server is a leader and should work.
testutil.RunStep(t, "send subscription request to leader and consume its two requests", func(t *testing.T) {
sub := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Open_{
Open: &pbpeerstream.ReplicationMessage_Open{
PeerID: testPeerID,
StreamSecretID: testPendingStreamSecretID,
},
},
}
err := client.Send(sub)
require.NoError(t, err)
msg1, err := client.Recv()
require.NoError(t, err)
require.NotEmpty(t, msg1)
msg2, err := client.Recv()
require.NoError(t, err)
require.NotEmpty(t, msg2)
})
// The ACK will be a new request but at this point the server is not the
// leader in the test and this should fail.
testutil.RunStep(t, "ack fails with non leader", func(t *testing.T) {
ack := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResponseNonce: "1",
},
},
}
err := client.Send(ack)
require.NoError(t, err)
// expect error
msg, err := client.Recv()
require.Nil(t, msg)
require.Error(t, err)
require.EqualError(t, err, "rpc error: code = FailedPrecondition desc = node is not a leader anymore; cannot continue streaming")
// expect a status error
st, ok := status.FromError(err)
require.True(t, ok, "need to get back a grpc status error")
// expect a LeaderAddress message
expect := []interface{}{
&pbpeerstream.LeaderAddress{Address: "expected:address"},
}
prototest.AssertDeepEqual(t, expect, st.Details())
})
}
func TestStreamResources_Server_ActiveSecretValidation(t *testing.T) {
type testSeed struct {
peering *pbpeering.Peering
secrets []*pbpeering.SecretsWriteRequest
}
type testCase struct {
name string
seed *testSeed
input *pbpeerstream.ReplicationMessage
wantErr error
}
peeringWithoutSecrets := "35bf39d2-836c-4f66-945f-85f20b17c3db"
run := func(t *testing.T, tc testCase) {
srv, store := newTestServer(t, nil)
// Write a seed peering.
if tc.seed != nil {
require.NoError(t, store.PeeringWrite(1, &pbpeering.PeeringWriteRequest{Peering: tc.seed.peering}))
for _, s := range tc.seed.secrets {
require.NoError(t, store.PeeringSecretsWrite(1, s))
}
}
// Set the initial roots and CA configuration.
_, _ = writeInitialRootsAndCA(t, store)
client := NewMockClient(context.Background())
errCh := make(chan error, 1)
client.ErrCh = errCh
go func() {
// Pass errors from server handler into ErrCh so that they can be seen by the client on Recv().
// This matches gRPC's behavior when an error is returned by a server.
err := srv.StreamResources(client.ReplicationStream)
if err != nil {
errCh <- err
}
}()
err := client.Send(tc.input)
require.NoError(t, err)
_, err = client.Recv()
if tc.wantErr != nil {
require.Error(t, err)
require.EqualError(t, err, tc.wantErr.Error())
} else {
require.NoError(t, err)
}
client.Close()
}
tt := []testCase{
{
name: "no secret for peering",
seed: &testSeed{
peering: &pbpeering.Peering{
Name: "foo",
ID: peeringWithoutSecrets,
},
},
input: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Open_{
Open: &pbpeerstream.ReplicationMessage_Open{
PeerID: peeringWithoutSecrets,
},
},
},
wantErr: status.Error(codes.Internal, "unable to authorize connection, peering must be re-established"),
},
{
name: "unknown secret",
seed: &testSeed{
peering: &pbpeering.Peering{
Name: "foo",
ID: testPeerID,
},
secrets: []*pbpeering.SecretsWriteRequest{
{
PeerID: testPeerID,
Request: &pbpeering.SecretsWriteRequest_GenerateToken{
GenerateToken: &pbpeering.SecretsWriteRequest_GenerateTokenRequest{
EstablishmentSecret: testEstablishmentSecretID,
},
},
},
},
},
input: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Open_{
Open: &pbpeerstream.ReplicationMessage_Open{
PeerID: testPeerID,
StreamSecretID: "unknown-secret",
},
},
},
wantErr: status.Error(codes.PermissionDenied, "invalid peering stream secret"),
},
{
name: "known pending secret",
seed: &testSeed{
peering: &pbpeering.Peering{
Name: "foo",
ID: testPeerID,
},
secrets: []*pbpeering.SecretsWriteRequest{
{
PeerID: testPeerID,
Request: &pbpeering.SecretsWriteRequest_GenerateToken{
GenerateToken: &pbpeering.SecretsWriteRequest_GenerateTokenRequest{
EstablishmentSecret: testEstablishmentSecretID,
},
},
},
{
PeerID: testPeerID,
Request: &pbpeering.SecretsWriteRequest_ExchangeSecret{
ExchangeSecret: &pbpeering.SecretsWriteRequest_ExchangeSecretRequest{
EstablishmentSecret: testEstablishmentSecretID,
PendingStreamSecret: testPendingStreamSecretID,
},
},
},
},
},
input: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Open_{
Open: &pbpeerstream.ReplicationMessage_Open{
PeerID: testPeerID,
StreamSecretID: testPendingStreamSecretID,
},
},
},
},
{
name: "known active secret",
seed: &testSeed{
peering: &pbpeering.Peering{
Name: "foo",
ID: testPeerID,
},
secrets: []*pbpeering.SecretsWriteRequest{
{
PeerID: testPeerID,
Request: &pbpeering.SecretsWriteRequest_GenerateToken{
GenerateToken: &pbpeering.SecretsWriteRequest_GenerateTokenRequest{
EstablishmentSecret: testEstablishmentSecretID,
},
},
},
{
PeerID: testPeerID,
Request: &pbpeering.SecretsWriteRequest_ExchangeSecret{
ExchangeSecret: &pbpeering.SecretsWriteRequest_ExchangeSecretRequest{
EstablishmentSecret: testEstablishmentSecretID,
PendingStreamSecret: testPendingStreamSecretID,
},
},
},
{
PeerID: testPeerID,
Request: &pbpeering.SecretsWriteRequest_PromotePending{
PromotePending: &pbpeering.SecretsWriteRequest_PromotePendingRequest{
// Pending gets promoted to active.
ActiveStreamSecret: testPendingStreamSecretID,
},
},
},
},
},
input: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Open_{
Open: &pbpeerstream.ReplicationMessage_Open{
PeerID: testPeerID,
StreamSecretID: testPendingStreamSecretID,
},
},
},
},
}
for _, tc := range tt {
t.Run(tc.name, func(t *testing.T) {
run(t, tc)
})
}
}
func TestStreamResources_Server_PendingSecretPromotion(t *testing.T) {
srv, store := newTestServer(t, nil)
_ = writePeeringToBeDialed(t, store, 1, "my-peer")
client := NewMockClient(context.Background())
errCh := make(chan error, 1)
client.ErrCh = errCh
go func() {
// Pass errors from server handler into ErrCh so that they can be seen by the client on Recv().
// This matches gRPC's behavior when an error is returned by a server.
err := srv.StreamResources(client.ReplicationStream)
if err != nil {
errCh <- err
}
}()
err := client.Send(&pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Open_{
Open: &pbpeerstream.ReplicationMessage_Open{
PeerID: testPeerID,
StreamSecretID: testPendingStreamSecretID,
},
},
})
require.NoError(t, err)
retry.Run(t, func(r *retry.R) {
// Upon presenting a known pending secret ID, it should be promoted to active.
secrets, err := store.PeeringSecretsRead(nil, testPeerID)
require.NoError(r, err)
require.Empty(r, secrets.GetStream().GetPendingSecretID())
require.Equal(r, testPendingStreamSecretID, secrets.GetStream().GetActiveSecretID())
})
}
func TestStreamResources_Server_FirstRequest(t *testing.T) {
type testCase struct {
name string
input *pbpeerstream.ReplicationMessage
wantErr error
}
run := func(t *testing.T, tc testCase) {
srv, _ := newTestServer(t, nil)
client := NewMockClient(context.Background())
errCh := make(chan error, 1)
client.ErrCh = errCh
go func() {
// Pass errors from server handler into ErrCh so that they can be seen by the client on Recv().
// This matches gRPC's behavior when an error is returned by a server.
err := srv.StreamResources(client.ReplicationStream)
if err != nil {
errCh <- err
}
}()
err := client.Send(tc.input)
require.NoError(t, err)
msg, err := client.Recv()
require.Nil(t, msg)
require.Error(t, err)
require.EqualError(t, err, tc.wantErr.Error())
}
tt := []testCase{
{
name: "unexpected response",
input: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Response_{
Response: &pbpeerstream.ReplicationMessage_Response{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResourceID: "api-service",
Nonce: "2",
},
},
},
wantErr: status.Error(codes.InvalidArgument, "first message when initiating a peering must be: Open"),
},
{
name: "unexpected request",
input: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: pbpeerstream.TypeURLExportedService,
},
},
},
wantErr: status.Error(codes.InvalidArgument, "first message when initiating a peering must be: Open"),
},
{
name: "missing peer id",
input: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Open_{
Open: &pbpeerstream.ReplicationMessage_Open{},
},
},
wantErr: status.Error(codes.InvalidArgument, "initial subscription request must specify a PeerID"),
},
{
name: "unknown peer",
input: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Open_{
Open: &pbpeerstream.ReplicationMessage_Open{
PeerID: "63b60245-c475-426b-b314-4588d210859d",
},
},
},
wantErr: status.Error(codes.InvalidArgument, "initial subscription for unknown PeerID: 63b60245-c475-426b-b314-4588d210859d"),
},
}
for _, tc := range tt {
t.Run(tc.name, func(t *testing.T) {
run(t, tc)
})
}
}
func TestStreamResources_Server_Terminate(t *testing.T) {
it := incrementalTime{
base: time.Date(2000, time.January, 1, 0, 0, 0, 0, time.UTC),
}
srv, store := newTestServer(t, func(c *Config) {
c.Tracker.SetClock(it.Now)
})
p := writePeeringToBeDialed(t, store, 1, "my-peer")
require.Empty(t, p.PeerID, "should be empty if being dialed")
// Set the initial roots and CA configuration.
_, _ = writeInitialRootsAndCA(t, store)
client := makeClient(t, srv, testPeerID)
// TODO(peering): test fails if we don't drain the stream with this call because the
// server gets blocked sending the termination message. Figure out a way to let
// messages queue and filter replication messages.
receiveRoots, err := client.Recv()
require.NoError(t, err)
require.NotNil(t, receiveRoots.GetResponse())
require.Equal(t, pbpeerstream.TypeURLPeeringTrustBundle, receiveRoots.GetResponse().ResourceURL)
testutil.RunStep(t, "new stream gets tracked", func(t *testing.T) {
retry.Run(t, func(r *retry.R) {
status, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.True(r, status.Connected)
})
})
testutil.RunStep(t, "terminate the stream", func(t *testing.T) {
done := srv.ConnectedStreams()[testPeerID]
close(done)
retry.Run(t, func(r *retry.R) {
_, ok := srv.StreamStatus(testPeerID)
require.False(r, ok)
})
})
receivedTerm, err := client.Recv()
require.NoError(t, err)
expect := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Terminated_{
Terminated: &pbpeerstream.ReplicationMessage_Terminated{},
},
}
prototest.AssertDeepEqual(t, expect, receivedTerm)
}
func TestStreamResources_Server_StreamTracker(t *testing.T) {
it := incrementalTime{
base: time.Date(2000, time.January, 1, 0, 0, 0, 0, time.UTC),
}
srv, store := newTestServer(t, func(c *Config) {
c.Tracker.SetClock(it.Now)
})
// Set the initial roots and CA configuration.
_, rootA := writeInitialRootsAndCA(t, store)
p := writePeeringToBeDialed(t, store, 1, "my-peer")
require.Empty(t, p.PeerID, "should be empty if being dialed")
client := makeClient(t, srv, testPeerID)
testutil.RunStep(t, "new stream gets tracked", func(t *testing.T) {
retry.Run(t, func(r *retry.R) {
status, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.True(r, status.Connected)
})
})
var lastSendAck, lastSendSuccess time.Time
testutil.RunStep(t, "ack tracked as success", func(t *testing.T) {
ack := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
PeerID: testPeerID,
ResourceURL: pbpeerstream.TypeURLExportedService,
ResponseNonce: "1",
// Acks do not have an Error populated in the request
},
},
}
lastSendAck = time.Date(2000, time.January, 1, 0, 0, 2, 0, time.UTC)
lastSendSuccess = time.Date(2000, time.January, 1, 0, 0, 3, 0, time.UTC)
err := client.Send(ack)
require.NoError(t, err)
expect := Status{
Connected: true,
LastAck: lastSendAck,
heartbeatTimeout: defaultIncomingHeartbeatTimeout,
LastSendSuccess: lastSendSuccess,
}
retry.Run(t, func(r *retry.R) {
rStatus, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.Equal(r, expect, rStatus)
})
})
var lastNack time.Time
var lastNackMsg string
testutil.RunStep(t, "nack tracked as error", func(t *testing.T) {
nack := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
PeerID: testPeerID,
ResourceURL: pbpeerstream.TypeURLExportedService,
ResponseNonce: "2",
Error: &pbstatus.Status{
Code: int32(code.Code_UNAVAILABLE),
Message: "bad bad not good",
},
},
},
}
lastSendAck = time.Date(2000, time.January, 1, 0, 0, 4, 0, time.UTC)
lastNack = time.Date(2000, time.January, 1, 0, 0, 5, 0, time.UTC)
err := client.Send(nack)
require.NoError(t, err)
lastNackMsg = "client peer was unable to apply resource: bad bad not good"
expect := Status{
Connected: true,
LastAck: lastSendAck,
LastNack: lastNack,
LastNackMessage: lastNackMsg,
heartbeatTimeout: defaultIncomingHeartbeatTimeout,
LastSendSuccess: lastSendSuccess,
}
retry.Run(t, func(r *retry.R) {
rStatus, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.Equal(r, expect, rStatus)
})
})
var lastRecvResourceSuccess time.Time
testutil.RunStep(t, "response applied locally", func(t *testing.T) {
resp := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Response_{
Response: &pbpeerstream.ReplicationMessage_Response{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResourceID: "api",
Nonce: "21",
Operation: pbpeerstream.Operation_OPERATION_UPSERT,
Resource: makeAnyPB(t, &pbpeerstream.ExportedService{}),
},
},
}
lastRecvResourceSuccess = it.FutureNow(1)
err := client.Send(resp)
require.NoError(t, err)
expectRoots := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Response_{
Response: &pbpeerstream.ReplicationMessage_Response{
ResourceURL: pbpeerstream.TypeURLPeeringTrustBundle,
ResourceID: "roots",
Resource: makeAnyPB(t, &pbpeering.PeeringTrustBundle{
TrustDomain: connect.TestTrustDomain,
RootPEMs: []string{rootA.RootCert},
}),
Operation: pbpeerstream.Operation_OPERATION_UPSERT,
},
},
}
roots, err := client.Recv()
require.NoError(t, err)
prototest.AssertDeepEqual(t, expectRoots, roots)
ack, err := client.Recv()
require.NoError(t, err)
expectAck := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResponseNonce: "21",
},
},
}
prototest.AssertDeepEqual(t, expectAck, ack)
api := structs.NewServiceName("api", nil)
expect := Status{
Connected: true,
LastAck: lastSendAck,
LastNack: lastNack,
LastNackMessage: lastNackMsg,
LastRecvResourceSuccess: lastRecvResourceSuccess,
ImportedServices: map[string]struct{}{
api.String(): {},
},
heartbeatTimeout: defaultIncomingHeartbeatTimeout,
LastSendSuccess: lastSendSuccess,
}
retry.Run(t, func(r *retry.R) {
status, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.Equal(r, expect, status)
})
})
var lastRecvError time.Time
var lastRecvErrorMsg string
testutil.RunStep(t, "response fails to apply locally", func(t *testing.T) {
resp := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Response_{
Response: &pbpeerstream.ReplicationMessage_Response{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResourceID: "web",
Nonce: "24",
// Unknown operation gets NACKed
Operation: pbpeerstream.Operation_OPERATION_UNSPECIFIED,
},
},
}
lastRecvError = it.FutureNow(1)
err := client.Send(resp)
require.NoError(t, err)
ack, err := client.Recv()
require.NoError(t, err)
expectNack := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResponseNonce: "24",
Error: &pbstatus.Status{
Code: int32(code.Code_INVALID_ARGUMENT),
Message: `unsupported operation: "OPERATION_UNSPECIFIED"`,
},
},
},
}
prototest.AssertDeepEqual(t, expectNack, ack)
lastRecvErrorMsg = `unsupported operation: "OPERATION_UNSPECIFIED"`
api := structs.NewServiceName("api", nil)
expect := Status{
Connected: true,
LastAck: lastSendAck,
LastNack: lastNack,
LastNackMessage: lastNackMsg,
LastRecvResourceSuccess: lastRecvResourceSuccess,
LastRecvError: lastRecvError,
LastRecvErrorMessage: lastRecvErrorMsg,
ImportedServices: map[string]struct{}{
api.String(): {},
},
heartbeatTimeout: defaultIncomingHeartbeatTimeout,
LastSendSuccess: lastSendSuccess,
}
retry.Run(t, func(r *retry.R) {
status, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.Equal(r, expect, status)
})
})
var lastRecvHeartbeat time.Time
testutil.RunStep(t, "receives heartbeat", func(t *testing.T) {
resp := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Heartbeat_{
Heartbeat: &pbpeerstream.ReplicationMessage_Heartbeat{},
},
}
lastRecvHeartbeat = it.FutureNow(1)
err := client.Send(resp)
require.NoError(t, err)
api := structs.NewServiceName("api", nil)
expect := Status{
Connected: true,
LastAck: lastSendAck,
LastNack: lastNack,
LastNackMessage: lastNackMsg,
LastRecvResourceSuccess: lastRecvResourceSuccess,
LastRecvError: lastRecvError,
LastRecvErrorMessage: lastRecvErrorMsg,
LastRecvHeartbeat: lastRecvHeartbeat,
ImportedServices: map[string]struct{}{
api.String(): {},
},
heartbeatTimeout: defaultIncomingHeartbeatTimeout,
LastSendSuccess: lastSendSuccess,
}
retry.Run(t, func(r *retry.R) {
status, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.Equal(r, expect, status)
})
})
testutil.RunStep(t, "client disconnect marks stream as disconnected", func(t *testing.T) {
lastRecvError = it.FutureNow(1)
disconnectTime := it.FutureNow(2)
lastRecvErrorMsg = "stream ended unexpectedly"
client.Close()
api := structs.NewServiceName("api", nil)
expect := Status{
Connected: false,
DisconnectErrorMessage: lastRecvErrorMsg,
LastAck: lastSendAck,
LastNack: lastNack,
LastNackMessage: lastNackMsg,
DisconnectTime: disconnectTime,
LastRecvResourceSuccess: lastRecvResourceSuccess,
LastRecvError: lastRecvError,
LastRecvErrorMessage: lastRecvErrorMsg,
LastRecvHeartbeat: lastRecvHeartbeat,
ImportedServices: map[string]struct{}{
api.String(): {},
},
heartbeatTimeout: defaultIncomingHeartbeatTimeout,
LastSendSuccess: lastSendSuccess,
}
retry.Run(t, func(r *retry.R) {
status, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.Equal(r, expect, status)
})
})
}
func TestStreamResources_Server_ServiceUpdates(t *testing.T) {
srv, store := newTestServer(t, nil)
// Create a peering
var lastIdx uint64 = 1
p := writePeeringToBeDialed(t, store, lastIdx, "my-peering")
require.Empty(t, p.PeerID, "should be empty if being dialed")
// Set the initial roots and CA configuration.
_, _ = writeInitialRootsAndCA(t, store)
client := makeClient(t, srv, p.ID)
// Register a service that is not yet exported
mysql := &structs.CheckServiceNode{
Node: &structs.Node{Node: "foo", Address: "10.0.0.1"},
Service: &structs.NodeService{ID: "mysql-1", Service: "mysql", Port: 5000},
}
lastIdx++
require.NoError(t, store.EnsureNode(lastIdx, mysql.Node))
lastIdx++
require.NoError(t, store.EnsureService(lastIdx, "foo", mysql.Service))
mongoSvcDefaults := &structs.ServiceConfigEntry{
Kind: structs.ServiceDefaults,
Name: "mongo",
Protocol: "grpc",
}
require.NoError(t, mongoSvcDefaults.Normalize())
require.NoError(t, mongoSvcDefaults.Validate())
lastIdx++
require.NoError(t, store.EnsureConfigEntry(lastIdx, mongoSvcDefaults))
// NOTE: for this test we'll just live in a fantasy realm where we assume
// that mongo understands gRPC
var (
mongoSN = structs.NewServiceName("mongo", nil).String()
mongoProxySN = structs.NewServiceName("mongo-sidecar-proxy", nil).String()
mysqlSN = structs.NewServiceName("mysql", nil).String()
mysqlProxySN = structs.NewServiceName("mysql-sidecar-proxy", nil).String()
)
testutil.RunStep(t, "exporting mysql leads to an UPSERT event", func(t *testing.T) {
entry := &structs.ExportedServicesConfigEntry{
Name: "default",
Services: []structs.ExportedService{
{
Name: "mysql",
Consumers: []structs.ServiceConsumer{
{PeerName: "my-peering"},
},
},
{
// Mongo does not get pushed because it does not have instances registered.
Name: "mongo",
Consumers: []structs.ServiceConsumer{
{PeerName: "my-peering"},
},
},
},
}
require.NoError(t, entry.Normalize())
require.NoError(t, entry.Validate())
lastIdx++
require.NoError(t, store.EnsureConfigEntry(lastIdx, entry))
expectReplEvents(t, client,
func(t *testing.T, msg *pbpeerstream.ReplicationMessage) {
require.Equal(t, pbpeerstream.TypeURLPeeringTrustBundle, msg.GetResponse().ResourceURL)
// Roots tested in TestStreamResources_Server_CARootUpdates
},
func(t *testing.T, msg *pbpeerstream.ReplicationMessage) {
// no mongo instances exist
require.Equal(t, pbpeerstream.TypeURLExportedService, msg.GetResponse().ResourceURL)
require.Equal(t, mongoSN, msg.GetResponse().ResourceID)
require.Equal(t, pbpeerstream.Operation_OPERATION_DELETE, msg.GetResponse().Operation)
require.Nil(t, msg.GetResponse().Resource)
},
func(t *testing.T, msg *pbpeerstream.ReplicationMessage) {
// proxies can't export because no mesh gateway exists yet
require.Equal(t, pbpeerstream.TypeURLExportedService, msg.GetResponse().ResourceURL)
require.Equal(t, mongoProxySN, msg.GetResponse().ResourceID)
require.Equal(t, pbpeerstream.Operation_OPERATION_DELETE, msg.GetResponse().Operation)
require.Nil(t, msg.GetResponse().Resource)
},
func(t *testing.T, msg *pbpeerstream.ReplicationMessage) {
require.Equal(t, pbpeerstream.TypeURLExportedService, msg.GetResponse().ResourceURL)
require.Equal(t, mysqlSN, msg.GetResponse().ResourceID)
require.Equal(t, pbpeerstream.Operation_OPERATION_UPSERT, msg.GetResponse().Operation)
var nodes pbpeerstream.ExportedService
require.NoError(t, msg.GetResponse().Resource.UnmarshalTo(&nodes))
require.Len(t, nodes.Nodes, 1)
},
func(t *testing.T, msg *pbpeerstream.ReplicationMessage) {
// proxies can't export because no mesh gateway exists yet
require.Equal(t, pbpeerstream.TypeURLExportedService, msg.GetResponse().ResourceURL)
require.Equal(t, mysqlProxySN, msg.GetResponse().ResourceID)
require.Equal(t, pbpeerstream.Operation_OPERATION_DELETE, msg.GetResponse().Operation)
require.Nil(t, msg.GetResponse().Resource)
},
)
})
testutil.RunStep(t, "register mesh gateway to send proxy updates", func(t *testing.T) {
gateway := &structs.CheckServiceNode{Node: &structs.Node{Node: "mgw", Address: "10.1.1.1"},
Service: &structs.NodeService{ID: "gateway-1", Kind: structs.ServiceKindMeshGateway, Service: "gateway", Port: 8443},
// TODO: checks
}
lastIdx++
require.NoError(t, store.EnsureNode(lastIdx, gateway.Node))
lastIdx++
require.NoError(t, store.EnsureService(lastIdx, "mgw", gateway.Service))
expectReplEvents(t, client,
func(t *testing.T, msg *pbpeerstream.ReplicationMessage) {
require.Equal(t, pbpeerstream.TypeURLExportedService, msg.GetResponse().ResourceURL)
require.Equal(t, mongoProxySN, msg.GetResponse().ResourceID)
require.Equal(t, pbpeerstream.Operation_OPERATION_UPSERT, msg.GetResponse().Operation)
var nodes pbpeerstream.ExportedService
require.NoError(t, msg.GetResponse().Resource.UnmarshalTo(&nodes))
require.Len(t, nodes.Nodes, 1)
pm := nodes.Nodes[0].Service.Connect.PeerMeta
require.Equal(t, "grpc", pm.Protocol)
spiffeIDs := []string{
"spiffe://11111111-2222-3333-4444-555555555555.consul/ns/default/dc/dc1/svc/mongo",
"spiffe://11111111-2222-3333-4444-555555555555.consul/gateway/mesh/dc/dc1",
}
require.Equal(t, spiffeIDs, pm.SpiffeID)
},
func(t *testing.T, msg *pbpeerstream.ReplicationMessage) {
require.Equal(t, pbpeerstream.TypeURLExportedService, msg.GetResponse().ResourceURL)
require.Equal(t, mysqlProxySN, msg.GetResponse().ResourceID)
require.Equal(t, pbpeerstream.Operation_OPERATION_UPSERT, msg.GetResponse().Operation)
var nodes pbpeerstream.ExportedService
require.NoError(t, msg.GetResponse().Resource.UnmarshalTo(&nodes))
require.Len(t, nodes.Nodes, 1)
pm := nodes.Nodes[0].Service.Connect.PeerMeta
require.Equal(t, "tcp", pm.Protocol)
spiffeIDs := []string{
"spiffe://11111111-2222-3333-4444-555555555555.consul/ns/default/dc/dc1/svc/mysql",
"spiffe://11111111-2222-3333-4444-555555555555.consul/gateway/mesh/dc/dc1",
}
require.Equal(t, spiffeIDs, pm.SpiffeID)
},
)
})
mongo := &structs.CheckServiceNode{
Node: &structs.Node{Node: "zip", Address: "10.0.0.3"},
Service: &structs.NodeService{ID: "mongo-1", Service: "mongo", Port: 5000},
}
testutil.RunStep(t, "registering mongo instance leads to an UPSERT event", func(t *testing.T) {
lastIdx++
require.NoError(t, store.EnsureNode(lastIdx, mongo.Node))
lastIdx++
require.NoError(t, store.EnsureService(lastIdx, "zip", mongo.Service))
retry.Run(t, func(r *retry.R) {
msg, err := client.RecvWithTimeout(100 * time.Millisecond)
require.NoError(r, err)
require.Equal(r, pbpeerstream.Operation_OPERATION_UPSERT, msg.GetResponse().Operation)
require.Equal(r, mongo.Service.CompoundServiceName().String(), msg.GetResponse().ResourceID)
var nodes pbpeerstream.ExportedService
require.NoError(t, msg.GetResponse().Resource.UnmarshalTo(&nodes))
require.Len(r, nodes.Nodes, 1)
})
})
testutil.RunStep(t, "un-exporting mysql leads to a DELETE event for mysql", func(t *testing.T) {
entry := &structs.ExportedServicesConfigEntry{
Name: "default",
Services: []structs.ExportedService{
{
Name: "mongo",
Consumers: []structs.ServiceConsumer{
{
PeerName: "my-peering",
},
},
},
},
}
require.NoError(t, entry.Normalize())
require.NoError(t, entry.Validate())
lastIdx++
err := store.EnsureConfigEntry(lastIdx, entry)
require.NoError(t, err)
retry.Run(t, func(r *retry.R) {
msg, err := client.RecvWithTimeout(100 * time.Millisecond)
require.NoError(r, err)
require.Equal(r, pbpeerstream.Operation_OPERATION_DELETE, msg.GetResponse().Operation)
require.Equal(r, mysql.Service.CompoundServiceName().String(), msg.GetResponse().ResourceID)
require.Nil(r, msg.GetResponse().Resource)
})
})
testutil.RunStep(t, "deleting the config entry leads to a DELETE event for mongo", func(t *testing.T) {
lastIdx++
err := store.DeleteConfigEntry(lastIdx, structs.ExportedServices, "default", nil)
require.NoError(t, err)
retry.Run(t, func(r *retry.R) {
msg, err := client.RecvWithTimeout(100 * time.Millisecond)
require.NoError(r, err)
require.Equal(r, pbpeerstream.Operation_OPERATION_DELETE, msg.GetResponse().Operation)
require.Equal(r, mongo.Service.CompoundServiceName().String(), msg.GetResponse().ResourceID)
require.Nil(r, msg.GetResponse().Resource)
})
})
}
func TestStreamResources_Server_CARootUpdates(t *testing.T) {
srv, store := newTestServer(t, nil)
// Create a peering
var lastIdx uint64 = 1
p := writePeeringToBeDialed(t, store, lastIdx, "my-peering")
require.Empty(t, p.PeerID, "should be empty if being dialed")
// Set the initial roots and CA configuration.
clusterID, rootA := writeInitialRootsAndCA(t, store)
client := makeClient(t, srv, p.ID)
testutil.RunStep(t, "initial CA Roots replication", func(t *testing.T) {
expectReplEvents(t, client,
func(t *testing.T, msg *pbpeerstream.ReplicationMessage) {
require.Equal(t, pbpeerstream.TypeURLPeeringTrustBundle, msg.GetResponse().ResourceURL)
require.Equal(t, "roots", msg.GetResponse().ResourceID)
require.Equal(t, pbpeerstream.Operation_OPERATION_UPSERT, msg.GetResponse().Operation)
var trustBundle pbpeering.PeeringTrustBundle
require.NoError(t, msg.GetResponse().Resource.UnmarshalTo(&trustBundle))
require.ElementsMatch(t, []string{rootA.RootCert}, trustBundle.RootPEMs)
expect := connect.SpiffeIDSigningForCluster(clusterID).Host()
require.Equal(t, expect, trustBundle.TrustDomain)
},
)
})
testutil.RunStep(t, "CA root rotation sends upsert event", func(t *testing.T) {
// get max index for CAS operation
cidx, _, err := store.CARoots(nil)
require.NoError(t, err)
rootB := connect.TestCA(t, nil)
rootC := connect.TestCA(t, nil)
rootC.Active = false // there can only be one active root
lastIdx++
set, err := store.CARootSetCAS(lastIdx, cidx, []*structs.CARoot{rootB, rootC})
require.True(t, set)
require.NoError(t, err)
expectReplEvents(t, client,
func(t *testing.T, msg *pbpeerstream.ReplicationMessage) {
require.Equal(t, pbpeerstream.TypeURLPeeringTrustBundle, msg.GetResponse().ResourceURL)
require.Equal(t, "roots", msg.GetResponse().ResourceID)
require.Equal(t, pbpeerstream.Operation_OPERATION_UPSERT, msg.GetResponse().Operation)
var trustBundle pbpeering.PeeringTrustBundle
require.NoError(t, msg.GetResponse().Resource.UnmarshalTo(&trustBundle))
require.ElementsMatch(t, []string{rootB.RootCert, rootC.RootCert}, trustBundle.RootPEMs)
expect := connect.SpiffeIDSigningForCluster(clusterID).Host()
require.Equal(t, expect, trustBundle.TrustDomain)
},
)
})
}
// Test that when the client doesn't send a heartbeat in time, the stream is disconnected.
func TestStreamResources_Server_DisconnectsOnHeartbeatTimeout(t *testing.T) {
it := incrementalTime{
base: time.Date(2000, time.January, 1, 0, 0, 0, 0, time.UTC),
}
srv, store := newTestServer(t, func(c *Config) {
c.Tracker.SetClock(it.Now)
c.IncomingHeartbeatTimeout = 5 * time.Millisecond
})
p := writePeeringToBeDialed(t, store, 1, "my-peer")
require.Empty(t, p.PeerID, "should be empty if being dialed")
// Set the initial roots and CA configuration.
_, _ = writeInitialRootsAndCA(t, store)
client := makeClient(t, srv, testPeerID)
// TODO(peering): test fails if we don't drain the stream with this call because the
// server gets blocked sending the termination message. Figure out a way to let
// messages queue and filter replication messages.
receiveRoots, err := client.Recv()
require.NoError(t, err)
require.NotNil(t, receiveRoots.GetResponse())
require.Equal(t, pbpeerstream.TypeURLPeeringTrustBundle, receiveRoots.GetResponse().ResourceURL)
testutil.RunStep(t, "new stream gets tracked", func(t *testing.T) {
retry.Run(t, func(r *retry.R) {
status, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.True(r, status.Connected)
})
})
testutil.RunStep(t, "stream is disconnected due to heartbeat timeout", func(t *testing.T) {
disconnectTime := it.FutureNow(1)
retry.Run(t, func(r *retry.R) {
status, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.False(r, status.Connected)
require.Equal(r, "heartbeat timeout", status.DisconnectErrorMessage)
require.Equal(r, disconnectTime, status.DisconnectTime)
})
})
}
// Test that the server sends heartbeats at the expected interval.
func TestStreamResources_Server_SendsHeartbeats(t *testing.T) {
it := incrementalTime{
base: time.Date(2000, time.January, 1, 0, 0, 0, 0, time.UTC),
}
outgoingHeartbeatInterval := 5 * time.Millisecond
srv, store := newTestServer(t, func(c *Config) {
c.Tracker.SetClock(it.Now)
c.outgoingHeartbeatInterval = outgoingHeartbeatInterval
})
p := writePeeringToBeDialed(t, store, 1, "my-peer")
require.Empty(t, p.PeerID, "should be empty if being dialed")
// Set the initial roots and CA configuration.
_, _ = writeInitialRootsAndCA(t, store)
client := makeClient(t, srv, testPeerID)
// TODO(peering): test fails if we don't drain the stream with this call because the
// server gets blocked sending the termination message. Figure out a way to let
// messages queue and filter replication messages.
receiveRoots, err := client.Recv()
require.NoError(t, err)
require.NotNil(t, receiveRoots.GetResponse())
require.Equal(t, pbpeerstream.TypeURLPeeringTrustBundle, receiveRoots.GetResponse().ResourceURL)
testutil.RunStep(t, "new stream gets tracked", func(t *testing.T) {
retry.Run(t, func(r *retry.R) {
status, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.True(r, status.Connected)
})
})
testutil.RunStep(t, "sends first heartbeat", func(t *testing.T) {
retry.RunWith(&retry.Timer{
Timeout: outgoingHeartbeatInterval * 2,
Wait: outgoingHeartbeatInterval / 2,
}, t, func(r *retry.R) {
heartbeat, err := client.Recv()
require.NoError(t, err)
require.NotNil(t, heartbeat.GetHeartbeat())
})
})
testutil.RunStep(t, "sends second heartbeat", func(t *testing.T) {
retry.RunWith(&retry.Timer{
Timeout: outgoingHeartbeatInterval * 2,
Wait: outgoingHeartbeatInterval / 2,
}, t, func(r *retry.R) {
heartbeat, err := client.Recv()
require.NoError(t, err)
require.NotNil(t, heartbeat.GetHeartbeat())
})
})
}
// Test that as long as the server receives heartbeats it keeps the connection open.
func TestStreamResources_Server_KeepsConnectionOpenWithHeartbeat(t *testing.T) {
it := incrementalTime{
base: time.Date(2000, time.January, 1, 0, 0, 0, 0, time.UTC),
}
incomingHeartbeatTimeout := 10 * time.Millisecond
srv, store := newTestServer(t, func(c *Config) {
c.Tracker.SetClock(it.Now)
c.IncomingHeartbeatTimeout = incomingHeartbeatTimeout
})
p := writePeeringToBeDialed(t, store, 1, "my-peer")
require.Empty(t, p.PeerID, "should be empty if being dialed")
// Set the initial roots and CA configuration.
_, _ = writeInitialRootsAndCA(t, store)
client := makeClient(t, srv, testPeerID)
// TODO(peering): test fails if we don't drain the stream with this call because the
// server gets blocked sending the termination message. Figure out a way to let
// messages queue and filter replication messages.
receiveRoots, err := client.Recv()
require.NoError(t, err)
require.NotNil(t, receiveRoots.GetResponse())
require.Equal(t, pbpeerstream.TypeURLPeeringTrustBundle, receiveRoots.GetResponse().ResourceURL)
testutil.RunStep(t, "new stream gets tracked", func(t *testing.T) {
retry.Run(t, func(r *retry.R) {
status, ok := srv.StreamStatus(testPeerID)
require.True(r, ok)
require.True(r, status.Connected)
})
})
heartbeatMsg := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Heartbeat_{
Heartbeat: &pbpeerstream.ReplicationMessage_Heartbeat{}}}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// errCh is used to collect any send errors from within the goroutine.
errCh := make(chan error)
// Set up a goroutine to send the heartbeat every 1/2 of the timeout.
go func() {
// This is just a do while loop. We want to send the heartbeat right away to start
// because the test setup above takes some time and we might be close to the heartbeat
// timeout already.
for {
err := client.Send(heartbeatMsg)
if err != nil {
select {
case errCh <- err:
case <-ctx.Done():
}
return
}
select {
case <-time.After(incomingHeartbeatTimeout / 2):
case <-ctx.Done():
close(errCh)
return
}
}
}()
// Assert that the stream remains connected for 5 heartbeat timeouts.
require.Never(t, func() bool {
status, ok := srv.StreamStatus(testPeerID)
if !ok {
return true
}
return !status.Connected
}, incomingHeartbeatTimeout*5, incomingHeartbeatTimeout)
// Kill the heartbeat sending goroutine and check if it had any errors.
cancel()
err, ok := <-errCh
if ok {
require.NoError(t, err)
}
}
// makeClient sets up a *MockClient with the initial subscription
// message handshake.
func makeClient(t *testing.T, srv pbpeerstream.PeerStreamServiceServer, peerID string) *MockClient {
t.Helper()
client := NewMockClient(context.Background())
errCh := make(chan error, 1)
client.ErrCh = errCh
go func() {
// Pass errors from server handler into ErrCh so that they can be seen by the client on Recv().
// This matches gRPC's behavior when an error is returned by a server.
if err := srv.StreamResources(client.ReplicationStream); err != nil {
errCh <- srv.StreamResources(client.ReplicationStream)
}
}()
// Send the initial request
require.NoError(t, client.Send(&pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Open_{
Open: &pbpeerstream.ReplicationMessage_Open{
PeerID: testPeerID,
StreamSecretID: testPendingStreamSecretID,
},
},
}))
// Receive a services and roots subscription request pair from server
receivedSub1, err := client.Recv()
require.NoError(t, err)
receivedSub2, err := client.Recv()
require.NoError(t, err)
// Issue a services and roots subscription pair to server
for _, resourceURL := range []string{
pbpeerstream.TypeURLExportedService,
pbpeerstream.TypeURLPeeringTrustBundle,
} {
init := &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
PeerID: peerID,
ResourceURL: resourceURL,
},
},
}
require.NoError(t, client.Send(init))
}
expect := []*pbpeerstream.ReplicationMessage{
{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: pbpeerstream.TypeURLExportedService,
// The PeerID field is only set for the messages coming FROM
// the establishing side and are going to be empty from the
// other side.
PeerID: "",
},
},
},
{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: pbpeerstream.TypeURLPeeringTrustBundle,
// The PeerID field is only set for the messages coming FROM
// the establishing side and are going to be empty from the
// other side.
PeerID: "",
},
},
},
}
got := []*pbpeerstream.ReplicationMessage{
receivedSub1,
receivedSub2,
}
prototest.AssertElementsMatch(t, expect, got)
return client
}
type testStreamBackend struct {
pub state.EventPublisher
store *state.Store
leader func() bool
leaderAddrLock sync.Mutex
leaderAddr string
}
var _ Backend = (*testStreamBackend)(nil)
func (b *testStreamBackend) IsLeader() bool {
if b.leader != nil {
return b.leader()
}
return true
}
func (b *testStreamBackend) SetLeaderAddress(addr string) {
b.leaderAddrLock.Lock()
defer b.leaderAddrLock.Unlock()
b.leaderAddr = addr
}
func (b *testStreamBackend) GetLeaderAddress() string {
b.leaderAddrLock.Lock()
defer b.leaderAddrLock.Unlock()
return b.leaderAddr
}
func (b *testStreamBackend) Subscribe(req *stream.SubscribeRequest) (*stream.Subscription, error) {
return b.pub.Subscribe(req)
}
func (b *testStreamBackend) PeeringTerminateByID(req *pbpeering.PeeringTerminateByIDRequest) error {
panic("not implemented")
}
func (b *testStreamBackend) PeeringTrustBundleWrite(req *pbpeering.PeeringTrustBundleWriteRequest) error {
panic("not implemented")
}
func (b *testStreamBackend) ValidateProposedPeeringSecret(id string) (bool, error) {
return true, nil
}
func (b *testStreamBackend) PeeringSecretsWrite(req *pbpeering.SecretsWriteRequest) error {
return b.store.PeeringSecretsWrite(1, req)
}
// CatalogRegister mocks catalog registrations through Raft by copying the logic of FSM.applyRegister.
func (b *testStreamBackend) CatalogRegister(req *structs.RegisterRequest) error {
return b.store.EnsureRegistration(1, req)
}
// CatalogDeregister mocks catalog de-registrations through Raft by copying the logic of FSM.applyDeregister.
func (b *testStreamBackend) CatalogDeregister(req *structs.DeregisterRequest) error {
if req.ServiceID != "" {
if err := b.store.DeleteService(1, req.Node, req.ServiceID, &req.EnterpriseMeta, req.PeerName); err != nil {
return err
}
} else if req.CheckID != "" {
if err := b.store.DeleteCheck(1, req.Node, req.CheckID, &req.EnterpriseMeta, req.PeerName); err != nil {
return err
}
} else {
if err := b.store.DeleteNode(1, req.Node, &req.EnterpriseMeta, req.PeerName); err != nil {
return err
}
}
return nil
}
func Test_makeServiceResponse_ExportedServicesCount(t *testing.T) {
peerName := "billing"
peerID := "1fabcd52-1d46-49b0-b1d8-71559aee47f5"
srv, store := newTestServer(t, nil)
require.NoError(t, store.PeeringWrite(31, &pbpeering.PeeringWriteRequest{
Peering: &pbpeering.Peering{
ID: peerID,
Name: peerName,
},
}))
// connect the stream
mst, err := srv.Tracker.Connected(peerID)
require.NoError(t, err)
testutil.RunStep(t, "simulate an update to export a service", func(t *testing.T) {
update := cache.UpdateEvent{
CorrelationID: subExportedService + "api",
Result: &pbservice.IndexedCheckServiceNodes{
Nodes: []*pbservice.CheckServiceNode{
{
Service: &pbservice.NodeService{
ID: "api-1",
Service: "api",
PeerName: peerName,
},
},
},
}}
_, err := makeServiceResponse(srv.Logger, mst, update)
require.NoError(t, err)
require.Equal(t, 1, mst.GetExportedServicesCount())
})
testutil.RunStep(t, "simulate a delete for an exported service", func(t *testing.T) {
update := cache.UpdateEvent{
CorrelationID: subExportedService + "api",
Result: &pbservice.IndexedCheckServiceNodes{
Nodes: []*pbservice.CheckServiceNode{},
}}
_, err := makeServiceResponse(srv.Logger, mst, update)
require.NoError(t, err)
require.Equal(t, 0, mst.GetExportedServicesCount())
})
}
func Test_processResponse_Validation(t *testing.T) {
peerName := "billing"
peerID := "1fabcd52-1d46-49b0-b1d8-71559aee47f5"
type testCase struct {
name string
in *pbpeerstream.ReplicationMessage_Response
expect *pbpeerstream.ReplicationMessage
wantErr bool
}
srv, store := newTestServer(t, nil)
require.NoError(t, store.PeeringWrite(31, &pbpeering.PeeringWriteRequest{
Peering: &pbpeering.Peering{
ID: peerID,
Name: peerName,
},
}))
// connect the stream
mst, err := srv.Tracker.Connected(peerID)
require.NoError(t, err)
run := func(t *testing.T, tc testCase) {
reply, err := srv.processResponse(peerName, "", mst, tc.in, srv.Logger)
if tc.wantErr {
require.Error(t, err)
} else {
require.NoError(t, err)
}
require.Equal(t, tc.expect, reply)
}
tt := []testCase{
{
name: "valid upsert",
in: &pbpeerstream.ReplicationMessage_Response{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResourceID: "api",
Nonce: "1",
Operation: pbpeerstream.Operation_OPERATION_UPSERT,
Resource: makeAnyPB(t, &pbpeerstream.ExportedService{}),
},
expect: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResponseNonce: "1",
},
},
},
wantErr: false,
},
{
name: "valid delete",
in: &pbpeerstream.ReplicationMessage_Response{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResourceID: "api",
Nonce: "1",
Operation: pbpeerstream.Operation_OPERATION_DELETE,
},
expect: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResponseNonce: "1",
},
},
},
wantErr: false,
},
{
name: "invalid resource url",
in: &pbpeerstream.ReplicationMessage_Response{
ResourceURL: "nomad.Job",
Nonce: "1",
Operation: pbpeerstream.Operation_OPERATION_UNSPECIFIED,
},
expect: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: "nomad.Job",
ResponseNonce: "1",
Error: &pbstatus.Status{
Code: int32(code.Code_INVALID_ARGUMENT),
Message: `received response for unknown resource type "nomad.Job"`,
},
},
},
},
wantErr: true,
},
{
name: "unknown operation",
in: &pbpeerstream.ReplicationMessage_Response{
ResourceURL: pbpeerstream.TypeURLExportedService,
Nonce: "1",
Operation: pbpeerstream.Operation_OPERATION_UNSPECIFIED,
},
expect: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResponseNonce: "1",
Error: &pbstatus.Status{
Code: int32(code.Code_INVALID_ARGUMENT),
Message: `unsupported operation: "OPERATION_UNSPECIFIED"`,
},
},
},
},
wantErr: true,
},
{
name: "out of range operation",
in: &pbpeerstream.ReplicationMessage_Response{
ResourceURL: pbpeerstream.TypeURLExportedService,
Nonce: "1",
Operation: pbpeerstream.Operation(100000),
},
expect: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Request_{
Request: &pbpeerstream.ReplicationMessage_Request{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResponseNonce: "1",
Error: &pbstatus.Status{
Code: int32(code.Code_INVALID_ARGUMENT),
Message: `unsupported operation: 100000`,
},
},
},
},
wantErr: true,
},
}
for _, tc := range tt {
t.Run(tc.name, func(t *testing.T) {
run(t, tc)
})
}
}
// writePeeringToDialFrom creates a peering with the provided name and ensures
// the PeerID field is set for the ID of the remote peer.
func writePeeringToDialFrom(t *testing.T, store *state.Store, idx uint64, peerName string) *pbpeering.Peering {
remotePeerID, err := uuid.GenerateUUID()
require.NoError(t, err)
return writeTestPeering(t, store, idx, peerName, remotePeerID)
}
// writePeeringToBeDialed creates a peering with the provided name and ensures
// the PeerID field is NOT set for the ID of the remote peer.
func writePeeringToBeDialed(t *testing.T, store *state.Store, idx uint64, peerName string) *pbpeering.Peering {
return writeTestPeering(t, store, idx, peerName, "")
}
func writeTestPeering(t *testing.T, store *state.Store, idx uint64, peerName, remotePeerID string) *pbpeering.Peering {
peering := pbpeering.Peering{
ID: testPeerID,
Name: peerName,
PeerID: remotePeerID,
}
if remotePeerID != "" {
peering.PeerServerAddresses = []string{"127.0.0.1:5300"}
}
require.NoError(t, store.PeeringWrite(idx, &pbpeering.PeeringWriteRequest{
Peering: &peering,
SecretsRequest: &pbpeering.SecretsWriteRequest{
PeerID: testPeerID,
// Simulate generating a stream secret by first generating a token then exchanging for a stream secret.
Request: &pbpeering.SecretsWriteRequest_GenerateToken{
GenerateToken: &pbpeering.SecretsWriteRequest_GenerateTokenRequest{
EstablishmentSecret: testEstablishmentSecretID,
},
},
},
}))
require.NoError(t, store.PeeringSecretsWrite(idx, &pbpeering.SecretsWriteRequest{
PeerID: testPeerID,
Request: &pbpeering.SecretsWriteRequest_ExchangeSecret{
ExchangeSecret: &pbpeering.SecretsWriteRequest_ExchangeSecretRequest{
EstablishmentSecret: testEstablishmentSecretID,
PendingStreamSecret: testPendingStreamSecretID,
},
},
}))
_, p, err := store.PeeringRead(nil, state.Query{Value: peerName})
require.NoError(t, err)
return p
}
func writeInitialRootsAndCA(t *testing.T, store *state.Store) (string, *structs.CARoot) {
const clusterID = connect.TestClusterID
rootA := connect.TestCA(t, nil)
_, err := store.CARootSetCAS(1, 0, structs.CARoots{rootA})
require.NoError(t, err)
err = store.CASetConfig(0, &structs.CAConfiguration{ClusterID: clusterID})
require.NoError(t, err)
return clusterID, rootA
}
func makeAnyPB(t *testing.T, pb newproto.Message) *anypb.Any {
any, err := anypb.New(pb)
require.NoError(t, err)
return any
}
func expectReplEvents(t *testing.T, client *MockClient, checkFns ...func(t *testing.T, got *pbpeerstream.ReplicationMessage)) {
t.Helper()
num := len(checkFns)
if num == 0 {
// No updates should be received.
msg, err := client.RecvWithTimeout(100 * time.Millisecond)
if err == io.EOF && msg == nil {
return
} else if err != nil {
t.Fatalf("received unexpected update error: %v", err)
} else {
t.Fatalf("received unexpected update: %+v", msg)
}
}
const timeout = 10 * time.Second
var out []*pbpeerstream.ReplicationMessage
for len(out) < num {
msg, err := client.RecvWithTimeout(timeout)
if err == io.EOF && msg == nil {
t.Fatalf("timed out with %d of %d events", len(out), num)
}
require.NoError(t, err)
out = append(out, msg)
}
if msg, err := client.RecvWithTimeout(100 * time.Millisecond); err != io.EOF || msg != nil {
t.Fatalf("expected only %d events but got more; prev %+v; next %+v", num, out, msg)
}
require.Len(t, out, num)
sort.SliceStable(out, func(i, j int) bool {
a, b := out[i], out[j]
typeA := fmt.Sprintf("%T", a.GetPayload())
typeB := fmt.Sprintf("%T", b.GetPayload())
if typeA != typeB {
return typeA < typeB
}
switch a.GetPayload().(type) {
case *pbpeerstream.ReplicationMessage_Request_:
reqA, reqB := a.GetRequest(), b.GetRequest()
if reqA.ResourceURL != reqB.ResourceURL {
return reqA.ResourceURL < reqB.ResourceURL
}
return reqA.ResponseNonce < reqB.ResponseNonce
case *pbpeerstream.ReplicationMessage_Response_:
respA, respB := a.GetResponse(), b.GetResponse()
if respA.ResourceURL != respB.ResourceURL {
return respA.ResourceURL < respB.ResourceURL
}
if respA.ResourceID != respB.ResourceID {
return respA.ResourceID < respB.ResourceID
}
return respA.Nonce < respB.Nonce
case *pbpeerstream.ReplicationMessage_Terminated_:
return false
default:
panic("unknown type")
}
})
for i := 0; i < num; i++ {
checkFns[i](t, out[i])
}
}
func Test_processResponse_handleUpsert_handleDelete(t *testing.T) {
srv, store := newTestServer(t, func(c *Config) {
backend := c.Backend.(*testStreamBackend)
backend.leader = func() bool {
return false
}
})
type testCase struct {
name string
seed []*structs.RegisterRequest
input *pbpeerstream.ExportedService
expect map[string]structs.CheckServiceNodes
expectedImportedServicesCount int
}
peerName := "billing"
peerID := "1fabcd52-1d46-49b0-b1d8-71559aee47f5"
remoteMeta := pbcommon.NewEnterpriseMetaFromStructs(*structs.DefaultEnterpriseMetaInPartition("billing-ap"))
// "api" service is imported from the billing-ap partition, corresponding to the billing peer.
// Locally it is stored to the default partition.
defaultMeta := *acl.DefaultEnterpriseMeta()
apiSN := structs.NewServiceName("api", &defaultMeta)
// create a peering in the state store
require.NoError(t, store.PeeringWrite(31, &pbpeering.PeeringWriteRequest{
Peering: &pbpeering.Peering{
ID: peerID,
Name: peerName,
},
}))
// connect the stream
mst, err := srv.Tracker.Connected(peerID)
require.NoError(t, err)
run := func(t *testing.T, tc testCase) {
// Seed the local catalog with some data to reconcile against.
// and increment the tracker's imported services count
for _, reg := range tc.seed {
require.NoError(t, srv.Backend.CatalogRegister(reg))
mst.TrackImportedService(reg.Service.CompoundServiceName())
}
var op pbpeerstream.Operation
if len(tc.input.Nodes) == 0 {
op = pbpeerstream.Operation_OPERATION_DELETE
} else {
op = pbpeerstream.Operation_OPERATION_UPSERT
}
in := &pbpeerstream.ReplicationMessage_Response{
ResourceURL: pbpeerstream.TypeURLExportedService,
ResourceID: apiSN.String(),
Nonce: "1",
Operation: op,
Resource: makeAnyPB(t, tc.input),
}
// Simulate an update arriving for billing/api.
_, err = srv.processResponse(peerName, acl.DefaultPartitionName, mst, in, srv.Logger)
require.NoError(t, err)
for svc, expect := range tc.expect {
t.Run(svc, func(t *testing.T) {
_, got, err := srv.GetStore().CheckServiceNodes(nil, svc, &defaultMeta, peerName)
require.NoError(t, err)
requireEqualInstances(t, expect, got)
})
}
// assert the imported services count modifications
require.Equal(t, tc.expectedImportedServicesCount, mst.GetImportedServicesCount())
}
tt := []testCase{
{
name: "upsert two service instances to the same node",
input: &pbpeerstream.ExportedService{
Nodes: []*pbservice.CheckServiceNode{
{
Node: &pbservice.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: remoteMeta.Partition,
PeerName: peerName,
},
Service: &pbservice.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
Checks: []*pbservice.HealthCheck{
{
CheckID: "node-foo-check",
Node: "node-foo",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
{
CheckID: "api-1-check",
ServiceID: "api-1",
Node: "node-foo",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
},
},
{
Node: &pbservice.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: remoteMeta.Partition,
PeerName: peerName,
},
Service: &pbservice.NodeService{
ID: "api-2",
Service: "api",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
Checks: []*pbservice.HealthCheck{
{
CheckID: "node-foo-check",
Node: "node-foo",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
{
CheckID: "api-2-check",
ServiceID: "api-2",
Node: "node-foo",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
},
},
},
},
expect: map[string]structs.CheckServiceNodes{
"api": {
{
Node: &structs.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
// The remote billing-ap partition is overwritten for all resources with the local default.
Partition: defaultMeta.PartitionOrEmpty(),
// The name of the peer "billing" is attached as well.
PeerName: peerName,
},
Service: &structs.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: []*structs.HealthCheck{
{
CheckID: "node-foo-check",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
{
CheckID: "api-1-check",
ServiceID: "api-1",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
},
},
{
Node: &structs.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: defaultMeta.PartitionOrEmpty(),
PeerName: peerName,
},
Service: &structs.NodeService{
ID: "api-2",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: []*structs.HealthCheck{
{
CheckID: "node-foo-check",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
{
CheckID: "api-2-check",
ServiceID: "api-2",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
},
},
},
},
expectedImportedServicesCount: 1,
},
{
name: "upsert two service instances to different nodes",
input: &pbpeerstream.ExportedService{
Nodes: []*pbservice.CheckServiceNode{
{
Node: &pbservice.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: remoteMeta.Partition,
PeerName: peerName,
},
Service: &pbservice.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
Checks: []*pbservice.HealthCheck{
{
CheckID: "node-foo-check",
Node: "node-foo",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
{
CheckID: "api-1-check",
ServiceID: "api-1",
Node: "node-foo",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
},
},
{
Node: &pbservice.Node{
ID: "c0f97de9-4e1b-4e80-a1c6-cd8725835ab2",
Node: "node-bar",
Partition: remoteMeta.Partition,
PeerName: peerName,
},
Service: &pbservice.NodeService{
ID: "api-2",
Service: "api",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
Checks: []*pbservice.HealthCheck{
{
CheckID: "node-bar-check",
Node: "node-bar",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
{
CheckID: "api-2-check",
ServiceID: "api-2",
Node: "node-bar",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
},
},
},
},
expect: map[string]structs.CheckServiceNodes{
"api": {
{
Node: &structs.Node{
ID: "c0f97de9-4e1b-4e80-a1c6-cd8725835ab2",
Node: "node-bar",
Partition: defaultMeta.PartitionOrEmpty(),
PeerName: peerName,
},
Service: &structs.NodeService{
ID: "api-2",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: []*structs.HealthCheck{
{
CheckID: "node-bar-check",
Node: "node-bar",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
{
CheckID: "api-2-check",
ServiceID: "api-2",
Node: "node-bar",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
},
},
{
Node: &structs.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
// The remote billing-ap partition is overwritten for all resources with the local default.
Partition: defaultMeta.PartitionOrEmpty(),
// The name of the peer "billing" is attached as well.
PeerName: peerName,
},
Service: &structs.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: []*structs.HealthCheck{
{
CheckID: "node-foo-check",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
{
CheckID: "api-1-check",
ServiceID: "api-1",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
},
},
},
},
expectedImportedServicesCount: 1,
},
{
name: "receiving a nil input leads to deleting data in the catalog",
seed: []*structs.RegisterRequest{
{
ID: types.NodeID("c0f97de9-4e1b-4e80-a1c6-cd8725835ab2"),
Node: "node-bar",
PeerName: peerName,
Service: &structs.NodeService{
ID: "api-2",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: structs.HealthChecks{
{
Node: "node-bar",
ServiceID: "api-2",
CheckID: types.CheckID("api-2-check"),
PeerName: peerName,
},
{
Node: "node-bar",
CheckID: types.CheckID("node-bar-check"),
PeerName: peerName,
},
},
},
{
ID: types.NodeID("af913374-68ea-41e5-82e8-6ffd3dffc461"),
Node: "node-foo",
PeerName: peerName,
Service: &structs.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: structs.HealthChecks{
{
Node: "node-foo",
ServiceID: "api-1",
CheckID: types.CheckID("api-1-check"),
PeerName: peerName,
},
{
Node: "node-foo",
CheckID: types.CheckID("node-foo-check"),
PeerName: peerName,
},
},
},
},
input: &pbpeerstream.ExportedService{},
expect: map[string]structs.CheckServiceNodes{
"api": {},
},
expectedImportedServicesCount: 0,
},
{
name: "deleting one service name from a node does not delete other service names",
seed: []*structs.RegisterRequest{
{
ID: types.NodeID("af913374-68ea-41e5-82e8-6ffd3dffc461"),
Node: "node-foo",
PeerName: peerName,
Service: &structs.NodeService{
ID: "redis-2",
Service: "redis",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: structs.HealthChecks{
{
Node: "node-foo",
ServiceID: "redis-2",
CheckID: types.CheckID("redis-2-check"),
PeerName: peerName,
},
{
Node: "node-foo",
CheckID: types.CheckID("node-foo-check"),
PeerName: peerName,
},
},
},
{
ID: types.NodeID("af913374-68ea-41e5-82e8-6ffd3dffc461"),
Node: "node-foo",
PeerName: peerName,
Service: &structs.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: structs.HealthChecks{
{
Node: "node-foo",
ServiceID: "api-1",
CheckID: types.CheckID("api-1-check"),
PeerName: peerName,
},
{
Node: "node-foo",
CheckID: types.CheckID("node-foo-check"),
PeerName: peerName,
},
},
},
},
// Nil input is for the "api" service.
input: &pbpeerstream.ExportedService{},
expect: map[string]structs.CheckServiceNodes{
"api": {},
// Existing redis service was not affected by deletion.
"redis": {
{
Node: &structs.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: defaultMeta.PartitionOrEmpty(),
PeerName: peerName,
},
Service: &structs.NodeService{
ID: "redis-2",
Service: "redis",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: []*structs.HealthCheck{
{
CheckID: "node-foo-check",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
{
CheckID: "redis-2-check",
ServiceID: "redis-2",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
},
},
},
},
expectedImportedServicesCount: 1,
},
{
name: "service checks are cleaned up when not present in a response",
seed: []*structs.RegisterRequest{
{
ID: types.NodeID("af913374-68ea-41e5-82e8-6ffd3dffc461"),
Node: "node-foo",
PeerName: peerName,
Service: &structs.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: structs.HealthChecks{
{
Node: "node-foo",
ServiceID: "api-1",
CheckID: types.CheckID("api-1-check"),
PeerName: peerName,
},
{
Node: "node-foo",
CheckID: types.CheckID("node-foo-check"),
PeerName: peerName,
},
},
},
},
input: &pbpeerstream.ExportedService{
Nodes: []*pbservice.CheckServiceNode{
{
Node: &pbservice.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: remoteMeta.Partition,
PeerName: peerName,
},
Service: &pbservice.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
Checks: []*pbservice.HealthCheck{
// Service check was deleted
},
},
},
},
expect: map[string]structs.CheckServiceNodes{
// Service check should be gone
"api": {
{
Node: &structs.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: defaultMeta.PartitionOrEmpty(),
PeerName: peerName,
},
Service: &structs.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: []*structs.HealthCheck{},
},
},
},
expectedImportedServicesCount: 2,
},
{
name: "node checks are cleaned up when not present in a response",
seed: []*structs.RegisterRequest{
{
ID: types.NodeID("af913374-68ea-41e5-82e8-6ffd3dffc461"),
Node: "node-foo",
PeerName: peerName,
Service: &structs.NodeService{
ID: "redis-2",
Service: "redis",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: structs.HealthChecks{
{
Node: "node-foo",
ServiceID: "redis-2",
CheckID: types.CheckID("redis-2-check"),
PeerName: peerName,
},
{
Node: "node-foo",
CheckID: types.CheckID("node-foo-check"),
PeerName: peerName,
},
},
},
{
ID: types.NodeID("af913374-68ea-41e5-82e8-6ffd3dffc461"),
Node: "node-foo",
PeerName: peerName,
Service: &structs.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: structs.HealthChecks{
{
Node: "node-foo",
ServiceID: "api-1",
CheckID: types.CheckID("api-1-check"),
PeerName: peerName,
},
{
Node: "node-foo",
CheckID: types.CheckID("node-foo-check"),
PeerName: peerName,
},
},
},
},
input: &pbpeerstream.ExportedService{
Nodes: []*pbservice.CheckServiceNode{
{
Node: &pbservice.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: remoteMeta.Partition,
PeerName: peerName,
},
Service: &pbservice.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
Checks: []*pbservice.HealthCheck{
// Node check was deleted
{
CheckID: "api-1-check",
ServiceID: "api-1",
Node: "node-foo",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
},
},
},
},
expect: map[string]structs.CheckServiceNodes{
// Node check should be gone
"api": {
{
Node: &structs.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: defaultMeta.PartitionOrEmpty(),
PeerName: peerName,
},
Service: &structs.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: []*structs.HealthCheck{
{
CheckID: "api-1-check",
ServiceID: "api-1",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
},
},
},
"redis": {
{
Node: &structs.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: defaultMeta.PartitionOrEmpty(),
PeerName: peerName,
},
Service: &structs.NodeService{
ID: "redis-2",
Service: "redis",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: []*structs.HealthCheck{
{
CheckID: "redis-2-check",
ServiceID: "redis-2",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
},
},
},
},
expectedImportedServicesCount: 2,
},
{
name: "replacing a service instance on a node cleans up the old instance",
seed: []*structs.RegisterRequest{
{
ID: types.NodeID("af913374-68ea-41e5-82e8-6ffd3dffc461"),
Node: "node-foo",
PeerName: peerName,
Service: &structs.NodeService{
ID: "redis-2",
Service: "redis",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: structs.HealthChecks{
{
Node: "node-foo",
ServiceID: "redis-2",
CheckID: types.CheckID("redis-2-check"),
PeerName: peerName,
},
{
Node: "node-foo",
CheckID: types.CheckID("node-foo-check"),
PeerName: peerName,
},
},
},
{
ID: types.NodeID("af913374-68ea-41e5-82e8-6ffd3dffc461"),
Node: "node-foo",
PeerName: peerName,
Service: &structs.NodeService{
ID: "api-1",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: structs.HealthChecks{
{
Node: "node-foo",
ServiceID: "api-1",
CheckID: types.CheckID("api-1-check"),
PeerName: peerName,
},
{
Node: "node-foo",
CheckID: types.CheckID("node-foo-check"),
PeerName: peerName,
},
},
},
},
input: &pbpeerstream.ExportedService{
Nodes: []*pbservice.CheckServiceNode{
{
Node: &pbservice.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: remoteMeta.Partition,
PeerName: peerName,
},
// New service ID and checks for the api service.
Service: &pbservice.NodeService{
ID: "new-api-v2",
Service: "api",
EnterpriseMeta: remoteMeta,
PeerName: peerName,
},
Checks: []*pbservice.HealthCheck{
{
Node: "node-foo",
ServiceID: "new-api-v2",
CheckID: "new-api-v2-check",
PeerName: peerName,
},
{
Node: "node-foo",
CheckID: "node-foo-check",
PeerName: peerName,
},
},
},
},
},
expect: map[string]structs.CheckServiceNodes{
"api": {
{
Node: &structs.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: defaultMeta.PartitionOrEmpty(),
PeerName: peerName,
},
Service: &structs.NodeService{
ID: "new-api-v2",
Service: "api",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: []*structs.HealthCheck{
{
Node: "node-foo",
CheckID: "node-foo-check",
PeerName: peerName,
},
{
CheckID: "new-api-v2-check",
ServiceID: "new-api-v2",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
},
},
},
"redis": {
{
Node: &structs.Node{
ID: "af913374-68ea-41e5-82e8-6ffd3dffc461",
Node: "node-foo",
Partition: defaultMeta.PartitionOrEmpty(),
PeerName: peerName,
},
Service: &structs.NodeService{
ID: "redis-2",
Service: "redis",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
Checks: []*structs.HealthCheck{
{
Node: "node-foo",
CheckID: "node-foo-check",
PeerName: peerName,
},
{
CheckID: "redis-2-check",
ServiceID: "redis-2",
Node: "node-foo",
EnterpriseMeta: defaultMeta,
PeerName: peerName,
},
},
},
},
},
expectedImportedServicesCount: 2,
},
}
for _, tc := range tt {
t.Run(tc.name, func(t *testing.T) {
run(t, tc)
})
}
}
// TestLogTraceProto tests that all PB trace log helpers redact the
// long-lived SecretStreamID.
// We ensure it gets redacted when logging a ReplicationMessage_Open or a ReplicationMessage.
// In the stream handler we only log the ReplicationMessage_Open, but testing both guards against
// a change in that behavior.
func TestLogTraceProto(t *testing.T) {
type testCase struct {
input proto.Message
}
tt := map[string]testCase{
"replication message": {
input: &pbpeerstream.ReplicationMessage{
Payload: &pbpeerstream.ReplicationMessage_Open_{
Open: &pbpeerstream.ReplicationMessage_Open{
StreamSecretID: testPendingStreamSecretID,
},
},
},
},
"open message": {
input: &pbpeerstream.ReplicationMessage_Open{
StreamSecretID: testPendingStreamSecretID,
},
},
}
for name, tc := range tt {
t.Run(name, func(t *testing.T) {
var b bytes.Buffer
logger, err := logging.Setup(logging.Config{
LogLevel: "TRACE",
}, &b)
require.NoError(t, err)
logTraceRecv(logger, tc.input)
logTraceSend(logger, tc.input)
logTraceProto(logger, tc.input, false)
body, err := io.ReadAll(&b)
require.NoError(t, err)
require.NotContains(t, string(body), testPendingStreamSecretID)
})
}
}
func requireEqualInstances(t *testing.T, expect, got structs.CheckServiceNodes) {
t.Helper()
require.Equal(t, len(expect), len(got), "got differing number of instances")
for i := range expect {
// Node equality
require.Equal(t, expect[i].Node.ID, got[i].Node.ID, "node mismatch")
require.Equal(t, expect[i].Node.Partition, got[i].Node.Partition, "partition mismatch")
require.Equal(t, expect[i].Node.PeerName, got[i].Node.PeerName, "peer name mismatch")
// Service equality
require.Equal(t, expect[i].Service.ID, got[i].Service.ID, "service id mismatch")
require.Equal(t, expect[i].Service.PeerName, got[i].Service.PeerName, "peer name mismatch")
require.Equal(t, expect[i].Service.PartitionOrDefault(), got[i].Service.PartitionOrDefault(), "partition mismatch")
// Check equality
require.Equal(t, len(expect[i].Checks), len(got[i].Checks), "got differing number of check")
for j := range expect[i].Checks {
require.Equal(t, expect[i].Checks[j].CheckID, got[i].Checks[j].CheckID, "check id mismatch")
require.Equal(t, expect[i].Checks[j].PeerName, got[i].Checks[j].PeerName, "peer name mismatch")
require.Equal(t, expect[i].Checks[j].PartitionOrDefault(), got[i].Checks[j].PartitionOrDefault(), "partition mismatch")
}
}
}
type testServer struct {
*Server
}
func newTestServer(t *testing.T, configFn func(c *Config)) (*testServer, *state.Store) {
publisher := stream.NewEventPublisher(10 * time.Second)
store := newStateStore(t, publisher)
ports := freeport.GetN(t, 1) // {grpc}
cfg := Config{
Backend: &testStreamBackend{
store: store,
pub: publisher,
},
Tracker: NewTracker(),
GetStore: func() StateStore { return store },
Logger: testutil.Logger(t),
Datacenter: "dc1",
ConnectEnabled: true,
ForwardRPC: noopForwardRPC,
}
if configFn != nil {
configFn(&cfg)
}
grpcServer := grpc.NewServer()
srv := NewServer(cfg)
srv.Register(grpcServer)
var (
grpcPort = ports[0]
grpcAddr = fmt.Sprintf("127.0.0.1:%d", grpcPort)
)
ln, err := net.Listen("tcp", grpcAddr)
require.NoError(t, err)
go func() {
_ = grpcServer.Serve(ln)
}()
t.Cleanup(grpcServer.Stop)
return &testServer{
Server: srv,
}, store
}
func testUUID(t *testing.T) string {
v, err := lib.GenerateUUID(nil)
require.NoError(t, err)
return v
}
func noopForwardRPC(structs.RPCInfo, func(*grpc.ClientConn) error) (bool, error) {
return false, nil
}