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- // Copyright 2018 Google LLC
- //
- // 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.
-
- // +build psdebug
-
- package pubsub
-
- import (
- "sync"
- "time"
- )
-
- var (
- dmu sync.Mutex
- msgTraces = map[string][]Event{}
- ackIDToMsgID = map[string]string{}
- )
-
- type Event struct {
- Desc string
- At time.Time
- }
-
- func MessageEvents(msgID string) []Event {
- dmu.Lock()
- defer dmu.Unlock()
- return msgTraces[msgID]
- }
-
- func addRecv(msgID, ackID string, t time.Time) {
- dmu.Lock()
- defer dmu.Unlock()
- ackIDToMsgID[ackID] = msgID
- addEvent(msgID, "recv", t)
- }
-
- func addAcks(ackIDs []string) {
- dmu.Lock()
- defer dmu.Unlock()
- now := time.Now()
- for _, id := range ackIDs {
- addEvent(ackIDToMsgID[id], "ack", now)
- }
- }
-
- func addModAcks(ackIDs []string, deadlineSecs int32) {
- dmu.Lock()
- defer dmu.Unlock()
- desc := "modack"
- if deadlineSecs == 0 {
- desc = "nack"
- }
- now := time.Now()
- for _, id := range ackIDs {
- addEvent(ackIDToMsgID[id], desc, now)
- }
- }
-
- func addEvent(msgID, desc string, t time.Time) {
- msgTraces[msgID] = append(msgTraces[msgID], Event{desc, t})
- }
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