dendrite/federationapi/queue/queue_test.go

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// Copyright 2022 The Matrix.org Foundation C.I.C.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package queue
import (
"context"
"encoding/json"
"fmt"
"testing"
"time"
"github.com/matrix-org/dendrite/internal/caching"
"github.com/matrix-org/dendrite/internal/sqlutil"
"github.com/matrix-org/dendrite/test/testrig"
"github.com/matrix-org/gomatrixserverlib/fclient"
"github.com/matrix-org/gomatrixserverlib/spec"
"go.uber.org/atomic"
"gotest.tools/v3/poll"
"github.com/matrix-org/gomatrixserverlib"
"github.com/stretchr/testify/assert"
"github.com/matrix-org/dendrite/federationapi/statistics"
"github.com/matrix-org/dendrite/federationapi/storage"
"github.com/matrix-org/dendrite/roomserver/types"
"github.com/matrix-org/dendrite/setup/config"
"github.com/matrix-org/dendrite/setup/process"
"github.com/matrix-org/dendrite/test"
)
func mustCreateFederationDatabase(t *testing.T, dbType test.DBType, realDatabase bool) (storage.Database, *process.ProcessContext, func()) {
if realDatabase {
// Real Database/s
cfg, processCtx, close := testrig.CreateConfig(t, dbType)
cm := sqlutil.NewConnectionManager(processCtx, cfg.Global.DatabaseOptions)
caches := caching.NewRistrettoCache(128*1024*1024, time.Hour, caching.DisableMetrics)
connStr, dbClose := test.PrepareDBConnectionString(t, dbType)
db, err := storage.NewDatabase(processCtx.Context(), cm, &config.DatabaseOptions{
ConnectionString: config.DataSource(connStr),
}, caches, cfg.Global.IsLocalServerName)
if err != nil {
t.Fatalf("NewDatabase returned %s", err)
}
return db, processCtx, func() {
close()
dbClose()
}
} else {
// Fake Database
db := test.NewInMemoryFederationDatabase()
return db, process.NewProcessContext(), func() {}
}
}
type stubFederationClient struct {
fclient.FederationClient
shouldTxSucceed bool
shouldTxRelaySucceed bool
txCount atomic.Uint32
txRelayCount atomic.Uint32
}
func (f *stubFederationClient) SendTransaction(ctx context.Context, t gomatrixserverlib.Transaction) (res fclient.RespSend, err error) {
var result error
if !f.shouldTxSucceed {
result = fmt.Errorf("transaction failed")
}
f.txCount.Add(1)
return fclient.RespSend{}, result
}
func (f *stubFederationClient) P2PSendTransactionToRelay(ctx context.Context, u spec.UserID, t gomatrixserverlib.Transaction, forwardingServer spec.ServerName) (res fclient.EmptyResp, err error) {
var result error
if !f.shouldTxRelaySucceed {
result = fmt.Errorf("relay transaction failed")
}
f.txRelayCount.Add(1)
return fclient.EmptyResp{}, result
}
func mustCreatePDU(t *testing.T) *types.HeaderedEvent {
t.Helper()
content := `{"type":"m.room.message", "room_id":"!room:a"}`
ev, err := gomatrixserverlib.MustGetRoomVersion(gomatrixserverlib.RoomVersionV10).NewEventFromTrustedJSON([]byte(content), false)
if err != nil {
t.Fatalf("failed to create event: %v", err)
}
return &types.HeaderedEvent{PDU: ev}
}
func mustCreateEDU(t *testing.T) *gomatrixserverlib.EDU {
t.Helper()
return &gomatrixserverlib.EDU{Type: spec.MTyping}
}
func testSetup(failuresUntilBlacklist uint32, failuresUntilAssumedOffline uint32, shouldTxSucceed bool, shouldTxRelaySucceed bool, t *testing.T, dbType test.DBType, realDatabase bool) (storage.Database, *stubFederationClient, *OutgoingQueues, *process.ProcessContext, func()) {
db, processContext, close := mustCreateFederationDatabase(t, dbType, realDatabase)
fc := &stubFederationClient{
shouldTxSucceed: shouldTxSucceed,
shouldTxRelaySucceed: shouldTxRelaySucceed,
txCount: *atomic.NewUint32(0),
txRelayCount: *atomic.NewUint32(0),
}
stats := statistics.NewStatistics(db, failuresUntilBlacklist, failuresUntilAssumedOffline)
signingInfo := []*fclient.SigningIdentity{
2022-11-15 15:05:23 +00:00
{
KeyID: "ed21019:auto",
PrivateKey: test.PrivateKeyA,
ServerName: "localhost",
},
}
queues := NewOutgoingQueues(db, processContext, false, "localhost", fc, &stats, signingInfo)
return db, fc, queues, processContext, close
}
func TestSendPDUOnSuccessRemovedFromDB(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, true, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
ev := mustCreatePDU(t)
err := queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == 1 {
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 0 {
return poll.Success()
}
return poll.Continue("waiting for event to be removed from database. Currently present PDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendEDUOnSuccessRemovedFromDB(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, true, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
ev := mustCreateEDU(t)
err := queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == 1 {
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 0 {
return poll.Success()
}
return poll.Continue("waiting for event to be removed from database. Currently present EDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendPDUOnFailStoredInDB(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
ev := mustCreatePDU(t)
err := queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
// Wait for 2 backoff attempts to ensure there was adequate time to attempt sending
if fc.txCount.Load() >= 2 {
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
return poll.Success()
}
return poll.Continue("waiting for event to be added to database. Currently present PDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendEDUOnFailStoredInDB(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
ev := mustCreateEDU(t)
err := queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
// Wait for 2 backoff attempts to ensure there was adequate time to attempt sending
if fc.txCount.Load() >= 2 {
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
return poll.Success()
}
return poll.Continue("waiting for event to be added to database. Currently present EDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendPDUAgainDoesntInterruptBackoff(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
ev := mustCreatePDU(t)
err := queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
// Wait for 2 backoff attempts to ensure there was adequate time to attempt sending
if fc.txCount.Load() >= 2 {
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
return poll.Success()
}
return poll.Continue("waiting for event to be added to database. Currently present PDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
fc.shouldTxSucceed = true
ev = mustCreatePDU(t)
err = queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
pollEnd := time.Now().Add(1 * time.Second)
immediateCheck := func(log poll.LogT) poll.Result {
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 0 {
return poll.Error(fmt.Errorf("The backoff was interrupted early"))
}
if time.Now().After(pollEnd) {
// Allow more than enough time for the backoff to be interrupted before
// reporting that it wasn't.
return poll.Success()
}
return poll.Continue("waiting for events to be removed from database. Currently present PDU: %d", len(data))
}
poll.WaitOn(t, immediateCheck, poll.WithTimeout(2*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendEDUAgainDoesntInterruptBackoff(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
ev := mustCreateEDU(t)
err := queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
// Wait for 2 backoff attempts to ensure there was adequate time to attempt sending
if fc.txCount.Load() >= 2 {
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
return poll.Success()
}
return poll.Continue("waiting for event to be added to database. Currently present EDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
fc.shouldTxSucceed = true
ev = mustCreateEDU(t)
err = queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
pollEnd := time.Now().Add(1 * time.Second)
immediateCheck := func(log poll.LogT) poll.Result {
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 0 {
return poll.Error(fmt.Errorf("The backoff was interrupted early"))
}
if time.Now().After(pollEnd) {
// Allow more than enough time for the backoff to be interrupted before
// reporting that it wasn't.
return poll.Success()
}
return poll.Continue("waiting for events to be removed from database. Currently present EDU: %d", len(data))
}
poll.WaitOn(t, immediateCheck, poll.WithTimeout(2*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendPDUMultipleFailuresBlacklisted(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(2)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
ev := mustCreatePDU(t)
err := queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == failuresUntilBlacklist {
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
if val, _ := db.IsServerBlacklisted(destination); val {
return poll.Success()
}
return poll.Continue("waiting for server to be blacklisted")
}
return poll.Continue("waiting for event to be added to database. Currently present PDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendEDUMultipleFailuresBlacklisted(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(2)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
ev := mustCreateEDU(t)
err := queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == failuresUntilBlacklist {
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
if val, _ := db.IsServerBlacklisted(destination); val {
return poll.Success()
}
return poll.Continue("waiting for server to be blacklisted")
}
return poll.Continue("waiting for event to be added to database. Currently present EDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendPDUBlacklistedWithPriorExternalFailure(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(2)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
queues.statistics.ForServer(destination).Failure()
ev := mustCreatePDU(t)
err := queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == failuresUntilBlacklist {
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
if val, _ := db.IsServerBlacklisted(destination); val {
return poll.Success()
}
return poll.Continue("waiting for server to be blacklisted")
}
return poll.Continue("waiting for event to be added to database. Currently present PDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendEDUBlacklistedWithPriorExternalFailure(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(2)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
queues.statistics.ForServer(destination).Failure()
ev := mustCreateEDU(t)
err := queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == failuresUntilBlacklist {
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
if val, _ := db.IsServerBlacklisted(destination); val {
return poll.Success()
}
return poll.Continue("waiting for server to be blacklisted")
}
return poll.Continue("waiting for event to be added to database. Currently present EDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestRetryServerSendsPDUSuccessfully(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(1)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
// NOTE : getQueue before sending event to ensure we grab the same queue reference
// before it is blacklisted and deleted.
dest := queues.getQueue(destination)
ev := mustCreatePDU(t)
err := queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
checkBlacklisted := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == failuresUntilBlacklist {
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
if val, _ := db.IsServerBlacklisted(destination); val {
if !dest.running.Load() {
return poll.Success()
}
return poll.Continue("waiting for queue to stop completely")
}
return poll.Continue("waiting for server to be blacklisted")
}
return poll.Continue("waiting for event to be added to database. Currently present PDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, checkBlacklisted, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
fc.shouldTxSucceed = true
wasBlacklisted := dest.statistics.MarkServerAlive()
queues.RetryServer(destination, wasBlacklisted)
checkRetry := func(log poll.LogT) poll.Result {
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 0 {
return poll.Success()
}
return poll.Continue("waiting for event to be removed from database. Currently present PDU: %d", len(data))
}
poll.WaitOn(t, checkRetry, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestRetryServerSendsEDUSuccessfully(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(1)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
// NOTE : getQueue before sending event to ensure we grab the same queue reference
// before it is blacklisted and deleted.
dest := queues.getQueue(destination)
ev := mustCreateEDU(t)
err := queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
checkBlacklisted := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == failuresUntilBlacklist {
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
if val, _ := db.IsServerBlacklisted(destination); val {
if !dest.running.Load() {
return poll.Success()
}
return poll.Continue("waiting for queue to stop completely")
}
return poll.Continue("waiting for server to be blacklisted")
}
return poll.Continue("waiting for event to be added to database. Currently present EDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, checkBlacklisted, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
fc.shouldTxSucceed = true
wasBlacklisted := dest.statistics.MarkServerAlive()
queues.RetryServer(destination, wasBlacklisted)
checkRetry := func(log poll.LogT) poll.Result {
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 0 {
return poll.Success()
}
return poll.Continue("waiting for event to be removed from database. Currently present EDU: %d", len(data))
}
poll.WaitOn(t, checkRetry, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendPDUBatches(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
destination := spec.ServerName("remotehost")
// test.WithAllDatabases(t, func(t *testing.T, dbType test.DBType) {
// db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, true, t, dbType, true)
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, true, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
destinations := map[spec.ServerName]struct{}{destination: {}}
// Populate database with > maxPDUsPerTransaction
pduMultiplier := uint32(3)
for i := 0; i < maxPDUsPerTransaction*int(pduMultiplier); i++ {
ev := mustCreatePDU(t)
headeredJSON, _ := json.Marshal(ev)
nid, _ := db.StoreJSON(pc.Context(), string(headeredJSON))
err := db.AssociatePDUWithDestinations(pc.Context(), destinations, nid)
assert.NoError(t, err, "failed to associate PDU with destinations")
}
ev := mustCreatePDU(t)
err := queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == pduMultiplier+1 { // +1 for the extra SendEvent()
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 200)
assert.NoError(t, dbErr)
if len(data) == 0 {
return poll.Success()
}
return poll.Continue("waiting for all events to be removed from database. Currently present PDU: %d", len(data))
}
return poll.Continue("waiting for the right amount of send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
// })
}
func TestSendEDUBatches(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
destination := spec.ServerName("remotehost")
// test.WithAllDatabases(t, func(t *testing.T, dbType test.DBType) {
// db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, true, t, dbType, true)
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, true, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
destinations := map[spec.ServerName]struct{}{destination: {}}
// Populate database with > maxEDUsPerTransaction
eduMultiplier := uint32(3)
for i := 0; i < maxEDUsPerTransaction*int(eduMultiplier); i++ {
ev := mustCreateEDU(t)
ephemeralJSON, _ := json.Marshal(ev)
nid, _ := db.StoreJSON(pc.Context(), string(ephemeralJSON))
err := db.AssociateEDUWithDestinations(pc.Context(), destinations, nid, ev.Type, nil)
assert.NoError(t, err, "failed to associate EDU with destinations")
}
ev := mustCreateEDU(t)
err := queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == eduMultiplier+1 { // +1 for the extra SendEvent()
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 200)
assert.NoError(t, dbErr)
if len(data) == 0 {
return poll.Success()
}
return poll.Continue("waiting for all events to be removed from database. Currently present EDU: %d", len(data))
}
return poll.Continue("waiting for the right amount of send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
// })
}
func TestSendPDUAndEDUBatches(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
destination := spec.ServerName("remotehost")
// test.WithAllDatabases(t, func(t *testing.T, dbType test.DBType) {
// db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, true, t, dbType, true)
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, true, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
destinations := map[spec.ServerName]struct{}{destination: {}}
// Populate database with > maxEDUsPerTransaction
multiplier := uint32(3)
for i := 0; i < maxPDUsPerTransaction*int(multiplier)+1; i++ {
ev := mustCreatePDU(t)
headeredJSON, _ := json.Marshal(ev)
nid, _ := db.StoreJSON(pc.Context(), string(headeredJSON))
err := db.AssociatePDUWithDestinations(pc.Context(), destinations, nid)
assert.NoError(t, err, "failed to associate PDU with destinations")
}
for i := 0; i < maxEDUsPerTransaction*int(multiplier); i++ {
ev := mustCreateEDU(t)
ephemeralJSON, _ := json.Marshal(ev)
nid, _ := db.StoreJSON(pc.Context(), string(ephemeralJSON))
err := db.AssociateEDUWithDestinations(pc.Context(), destinations, nid, ev.Type, nil)
assert.NoError(t, err, "failed to associate EDU with destinations")
}
ev := mustCreateEDU(t)
err := queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == multiplier+1 { // +1 for the extra SendEvent()
pduData, dbErrPDU := db.GetPendingPDUs(pc.Context(), destination, 200)
assert.NoError(t, dbErrPDU)
eduData, dbErrEDU := db.GetPendingEDUs(pc.Context(), destination, 200)
assert.NoError(t, dbErrEDU)
if len(pduData) == 0 && len(eduData) == 0 {
return poll.Success()
}
return poll.Continue("waiting for all events to be removed from database. Currently present PDU: %d EDU: %d", len(pduData), len(eduData))
}
return poll.Continue("waiting for the right amount of send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
// })
}
func TestExternalFailureBackoffDoesntStartQueue(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, true, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
dest := queues.getQueue(destination)
queues.statistics.ForServer(destination).Failure()
destinations := map[spec.ServerName]struct{}{destination: {}}
ev := mustCreatePDU(t)
headeredJSON, _ := json.Marshal(ev)
nid, _ := db.StoreJSON(pc.Context(), string(headeredJSON))
err := db.AssociatePDUWithDestinations(pc.Context(), destinations, nid)
assert.NoError(t, err, "failed to associate PDU with destinations")
pollEnd := time.Now().Add(3 * time.Second)
runningCheck := func(log poll.LogT) poll.Result {
if dest.running.Load() || fc.txCount.Load() > 0 {
return poll.Error(fmt.Errorf("The queue was started"))
}
if time.Now().After(pollEnd) {
// Allow more than enough time for the queue to be started in the case
// of backoff triggering it to start.
return poll.Success()
}
return poll.Continue("waiting to ensure queue doesn't start.")
}
poll.WaitOn(t, runningCheck, poll.WithTimeout(4*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestQueueInteractsWithRealDatabasePDUAndEDU(t *testing.T) {
// NOTE : Only one test case against real databases can be run at a time.
t.Parallel()
failuresUntilBlacklist := uint32(1)
destination := spec.ServerName("remotehost")
destinations := map[spec.ServerName]struct{}{destination: {}}
test.WithAllDatabases(t, func(t *testing.T, dbType test.DBType) {
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilBlacklist+1, false, false, t, dbType, true)
// NOTE : These defers aren't called if go test is killed so the dbs may not get cleaned up.
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
// NOTE : getQueue before sending event to ensure we grab the same queue reference
// before it is blacklisted and deleted.
dest := queues.getQueue(destination)
ev := mustCreatePDU(t)
err := queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
// NOTE : The server can be blacklisted before this, so manually inject the event
// into the database.
edu := mustCreateEDU(t)
ephemeralJSON, _ := json.Marshal(edu)
nid, _ := db.StoreJSON(pc.Context(), string(ephemeralJSON))
err = db.AssociateEDUWithDestinations(pc.Context(), destinations, nid, edu.Type, nil)
assert.NoError(t, err, "failed to associate EDU with destinations")
checkBlacklisted := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == failuresUntilBlacklist {
pduData, dbErrPDU := db.GetPendingPDUs(pc.Context(), destination, 200)
assert.NoError(t, dbErrPDU)
eduData, dbErrEDU := db.GetPendingEDUs(pc.Context(), destination, 200)
assert.NoError(t, dbErrEDU)
if len(pduData) == 1 && len(eduData) == 1 {
if val, _ := db.IsServerBlacklisted(destination); val {
if !dest.running.Load() {
return poll.Success()
}
return poll.Continue("waiting for queue to stop completely")
}
return poll.Continue("waiting for server to be blacklisted")
}
return poll.Continue("waiting for events to be added to database. Currently present PDU: %d EDU: %d", len(pduData), len(eduData))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, checkBlacklisted, poll.WithTimeout(10*time.Second), poll.WithDelay(100*time.Millisecond))
fc.shouldTxSucceed = true
wasBlacklisted := dest.statistics.MarkServerAlive()
queues.RetryServer(destination, wasBlacklisted)
checkRetry := func(log poll.LogT) poll.Result {
pduData, dbErrPDU := db.GetPendingPDUs(pc.Context(), destination, 200)
assert.NoError(t, dbErrPDU)
eduData, dbErrEDU := db.GetPendingEDUs(pc.Context(), destination, 200)
assert.NoError(t, dbErrEDU)
if len(pduData) == 0 && len(eduData) == 0 {
return poll.Success()
}
return poll.Continue("waiting for events to be removed from database. Currently present PDU: %d EDU: %d", len(pduData), len(eduData))
}
poll.WaitOn(t, checkRetry, poll.WithTimeout(10*time.Second), poll.WithDelay(100*time.Millisecond))
})
}
func TestSendPDUMultipleFailuresAssumedOffline(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(7)
failuresUntilAssumedOffline := uint32(2)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilAssumedOffline, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
ev := mustCreatePDU(t)
err := queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == failuresUntilAssumedOffline {
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
if val, _ := db.IsServerAssumedOffline(context.Background(), destination); val {
return poll.Success()
}
return poll.Continue("waiting for server to be assumed offline")
}
return poll.Continue("waiting for event to be added to database. Currently present PDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendEDUMultipleFailuresAssumedOffline(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(7)
failuresUntilAssumedOffline := uint32(2)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilAssumedOffline, false, false, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
ev := mustCreateEDU(t)
err := queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() == failuresUntilAssumedOffline {
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 1 {
if val, _ := db.IsServerAssumedOffline(context.Background(), destination); val {
return poll.Success()
}
return poll.Continue("waiting for server to be assumed offline")
}
return poll.Continue("waiting for event to be added to database. Currently present EDU: %d", len(data))
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
}
func TestSendPDUOnRelaySuccessRemovedFromDB(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
failuresUntilAssumedOffline := uint32(1)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilAssumedOffline, false, true, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
relayServers := []spec.ServerName{"relayserver"}
queues.statistics.ForServer(destination).AddRelayServers(relayServers)
ev := mustCreatePDU(t)
err := queues.SendEvent(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() >= 1 {
if fc.txRelayCount.Load() == 1 {
data, dbErr := db.GetPendingPDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 0 {
return poll.Success()
}
return poll.Continue("waiting for event to be removed from database. Currently present PDU: %d", len(data))
}
return poll.Continue("waiting for more relay send attempts before checking database. Currently %d", fc.txRelayCount.Load())
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
assumedOffline, _ := db.IsServerAssumedOffline(context.Background(), destination)
assert.Equal(t, true, assumedOffline)
}
func TestSendEDUOnRelaySuccessRemovedFromDB(t *testing.T) {
t.Parallel()
failuresUntilBlacklist := uint32(16)
failuresUntilAssumedOffline := uint32(1)
destination := spec.ServerName("remotehost")
db, fc, queues, pc, close := testSetup(failuresUntilBlacklist, failuresUntilAssumedOffline, false, true, t, test.DBTypeSQLite, false)
defer close()
defer func() {
pc.ShutdownDendrite()
<-pc.WaitForShutdown()
}()
relayServers := []spec.ServerName{"relayserver"}
queues.statistics.ForServer(destination).AddRelayServers(relayServers)
ev := mustCreateEDU(t)
err := queues.SendEDU(ev, "localhost", []spec.ServerName{destination})
assert.NoError(t, err)
check := func(log poll.LogT) poll.Result {
if fc.txCount.Load() >= 1 {
if fc.txRelayCount.Load() == 1 {
data, dbErr := db.GetPendingEDUs(pc.Context(), destination, 100)
assert.NoError(t, dbErr)
if len(data) == 0 {
return poll.Success()
}
return poll.Continue("waiting for event to be removed from database. Currently present EDU: %d", len(data))
}
return poll.Continue("waiting for more relay send attempts before checking database. Currently %d", fc.txRelayCount.Load())
}
return poll.Continue("waiting for more send attempts before checking database. Currently %d", fc.txCount.Load())
}
poll.WaitOn(t, check, poll.WithTimeout(5*time.Second), poll.WithDelay(100*time.Millisecond))
assumedOffline, _ := db.IsServerAssumedOffline(context.Background(), destination)
assert.Equal(t, true, assumedOffline)
}