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dendrite/syncapi/consumers/clientapi.go
Kegsay af41f6d454
Add Sentry support (#1803)
* Add Sentry support

* Use HTTP Sentry properly maybe

* Capture panics

* Log fed Sentry stuff correctly

* British english linter
2021-03-24 10:25:24 +00:00

107 lines
3.5 KiB
Go

// Copyright 2017 Vector Creations Ltd
//
// 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 consumers
import (
"context"
"encoding/json"
"github.com/Shopify/sarama"
"github.com/getsentry/sentry-go"
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/internal/eventutil"
"github.com/matrix-org/dendrite/setup/config"
"github.com/matrix-org/dendrite/setup/process"
"github.com/matrix-org/dendrite/syncapi/notifier"
"github.com/matrix-org/dendrite/syncapi/storage"
"github.com/matrix-org/dendrite/syncapi/types"
log "github.com/sirupsen/logrus"
)
// OutputClientDataConsumer consumes events that originated in the client API server.
type OutputClientDataConsumer struct {
clientAPIConsumer *internal.ContinualConsumer
db storage.Database
stream types.StreamProvider
notifier *notifier.Notifier
}
// NewOutputClientDataConsumer creates a new OutputClientData consumer. Call Start() to begin consuming from room servers.
func NewOutputClientDataConsumer(
process *process.ProcessContext,
cfg *config.SyncAPI,
kafkaConsumer sarama.Consumer,
store storage.Database,
notifier *notifier.Notifier,
stream types.StreamProvider,
) *OutputClientDataConsumer {
consumer := internal.ContinualConsumer{
Process: process,
ComponentName: "syncapi/clientapi",
Topic: string(cfg.Matrix.Kafka.TopicFor(config.TopicOutputClientData)),
Consumer: kafkaConsumer,
PartitionStore: store,
}
s := &OutputClientDataConsumer{
clientAPIConsumer: &consumer,
db: store,
notifier: notifier,
stream: stream,
}
consumer.ProcessMessage = s.onMessage
return s
}
// Start consuming from room servers
func (s *OutputClientDataConsumer) Start() error {
return s.clientAPIConsumer.Start()
}
// onMessage is called when the sync server receives a new event from the client API server output log.
// It is not safe for this function to be called from multiple goroutines, or else the
// sync stream position may race and be incorrectly calculated.
func (s *OutputClientDataConsumer) onMessage(msg *sarama.ConsumerMessage) error {
// Parse out the event JSON
var output eventutil.AccountData
if err := json.Unmarshal(msg.Value, &output); err != nil {
// If the message was invalid, log it and move on to the next message in the stream
log.WithError(err).Errorf("client API server output log: message parse failure")
sentry.CaptureException(err)
return nil
}
log.WithFields(log.Fields{
"type": output.Type,
"room_id": output.RoomID,
}).Info("received data from client API server")
streamPos, err := s.db.UpsertAccountData(
context.TODO(), string(msg.Key), output.RoomID, output.Type,
)
if err != nil {
sentry.CaptureException(err)
log.WithFields(log.Fields{
"type": output.Type,
"room_id": output.RoomID,
log.ErrorKey: err,
}).Panicf("could not save account data")
}
s.stream.Advance(streamPos)
s.notifier.OnNewAccountData(string(msg.Key), types.StreamingToken{AccountDataPosition: streamPos})
return nil
}