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Fix kafka consumer setup in monolith. (#184)

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We can't consume the same topic on a single kafka consumer more than
once. So when using kafka we have to create a new consumer for each
component in the monolith.
This commit is contained in:
Mark Haines 2017-08-16 16:55:34 +01:00 committed by Brendan Abolivier
parent c27d1fdfb4
commit ba8b5d8bf9
1 changed files with 20 additions and 13 deletions
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33
src/github.com/matrix-org/dendrite/cmd/dendrite-monolith-server/main.go
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@ -127,7 +127,7 @@ type monolith struct {
queryAPI *roomserver_query.RoomserverQueryAPI queryAPI *roomserver_query.RoomserverQueryAPI
aliasAPI *roomserver_alias.RoomserverAliasAPI aliasAPI *roomserver_alias.RoomserverAliasAPI
kafkaConsumer sarama.Consumer naffka *naffka.Naffka
kafkaProducer sarama.SyncProducer kafkaProducer sarama.SyncProducer
roomServerProducer *producers.RoomserverProducer roomServerProducer *producers.RoomserverProducer
@ -196,16 +196,9 @@ func (m *monolith) setupKafka() {
log.ErrorKey: err, log.ErrorKey: err,
}).Panic("Failed to setup naffka") }).Panic("Failed to setup naffka")
} }
m.kafkaConsumer = naff m.naffka = naff
m.kafkaProducer = naff m.kafkaProducer = naff
} else { } else {
m.kafkaConsumer, err = sarama.NewConsumer(m.cfg.Kafka.Addresses, nil)
if err != nil {
log.WithFields(log.Fields{
log.ErrorKey: err,
"addresses": m.cfg.Kafka.Addresses,
}).Panic("Failed to setup kafka consumers")
}
m.kafkaProducer, err = sarama.NewSyncProducer(m.cfg.Kafka.Addresses, nil) m.kafkaProducer, err = sarama.NewSyncProducer(m.cfg.Kafka.Addresses, nil)
if err != nil { if err != nil {
log.WithFields(log.Fields{ log.WithFields(log.Fields{
@ -216,6 +209,20 @@ func (m *monolith) setupKafka() {
} }
} }
func (m *monolith) kafkaConsumer() sarama.Consumer {
if m.cfg.Kafka.UseNaffka {
return m.naffka
}
consumer, err := sarama.NewConsumer(m.cfg.Kafka.Addresses, nil)
if err != nil {
log.WithFields(log.Fields{
log.ErrorKey: err,
"addresses": m.cfg.Kafka.Addresses,
}).Panic("Failed to setup kafka consumers")
}
return consumer
}
func (m *monolith) setupRoomServer() { func (m *monolith) setupRoomServer() {
m.inputAPI = &roomserver_input.RoomserverInputAPI{ m.inputAPI = &roomserver_input.RoomserverInputAPI{
DB: m.roomServerDB, DB: m.roomServerDB,
@ -263,21 +270,21 @@ func (m *monolith) setupConsumers() {
var err error var err error
clientAPIConsumer := clientapi_consumers.NewOutputRoomEvent( clientAPIConsumer := clientapi_consumers.NewOutputRoomEvent(
m.cfg, m.kafkaConsumer, m.accountDB, m.queryAPI, m.cfg, m.kafkaConsumer(), m.accountDB, m.queryAPI,
) )
if err = clientAPIConsumer.Start(); err != nil { if err = clientAPIConsumer.Start(); err != nil {
log.Panicf("startup: failed to start room server consumer") log.Panicf("startup: failed to start room server consumer")
} }
syncAPIRoomConsumer := syncapi_consumers.NewOutputRoomEvent( syncAPIRoomConsumer := syncapi_consumers.NewOutputRoomEvent(
m.cfg, m.kafkaConsumer, m.syncAPINotifier, m.syncAPIDB, m.queryAPI, m.cfg, m.kafkaConsumer(), m.syncAPINotifier, m.syncAPIDB, m.queryAPI,
) )
if err = syncAPIRoomConsumer.Start(); err != nil { if err = syncAPIRoomConsumer.Start(); err != nil {
log.Panicf("startup: failed to start room server consumer: %s", err) log.Panicf("startup: failed to start room server consumer: %s", err)
} }
syncAPIClientConsumer := syncapi_consumers.NewOutputClientData( syncAPIClientConsumer := syncapi_consumers.NewOutputClientData(
m.cfg, m.kafkaConsumer, m.syncAPINotifier, m.syncAPIDB, m.cfg, m.kafkaConsumer(), m.syncAPINotifier, m.syncAPIDB,
) )
if err = syncAPIClientConsumer.Start(); err != nil { if err = syncAPIClientConsumer.Start(); err != nil {
log.Panicf("startup: failed to start client API server consumer: %s", err) log.Panicf("startup: failed to start client API server consumer: %s", err)
@ -286,7 +293,7 @@ func (m *monolith) setupConsumers() {
federationSenderQueues := queue.NewOutgoingQueues(m.cfg.Matrix.ServerName, m.federation) federationSenderQueues := queue.NewOutgoingQueues(m.cfg.Matrix.ServerName, m.federation)
federationSenderRoomConsumer := federationsender_consumers.NewOutputRoomEvent( federationSenderRoomConsumer := federationsender_consumers.NewOutputRoomEvent(
m.cfg, m.kafkaConsumer, federationSenderQueues, m.federationSenderDB, m.queryAPI, m.cfg, m.kafkaConsumer(), federationSenderQueues, m.federationSenderDB, m.queryAPI,
) )
if err = federationSenderRoomConsumer.Start(); err != nil { if err = federationSenderRoomConsumer.Start(); err != nil {
log.WithError(err).Panicf("startup: failed to start room server consumer") log.WithError(err).Panicf("startup: failed to start room server consumer")