mirror of https://github.com/tidwall/tile38.git
73 lines
1.5 KiB
Go
73 lines
1.5 KiB
Go
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// Copyright 2018 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// +build psdebug
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package pubsub
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import (
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"sync"
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"time"
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)
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var (
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dmu sync.Mutex
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msgTraces = map[string][]Event{}
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ackIDToMsgID = map[string]string{}
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)
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type Event struct {
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Desc string
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At time.Time
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}
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func MessageEvents(msgID string) []Event {
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dmu.Lock()
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defer dmu.Unlock()
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return msgTraces[msgID]
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}
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func addRecv(msgID, ackID string, t time.Time) {
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dmu.Lock()
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defer dmu.Unlock()
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ackIDToMsgID[ackID] = msgID
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addEvent(msgID, "recv", t)
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}
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func addAcks(ackIDs []string) {
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dmu.Lock()
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defer dmu.Unlock()
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now := time.Now()
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for _, id := range ackIDs {
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addEvent(ackIDToMsgID[id], "ack", now)
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}
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}
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func addModAcks(ackIDs []string, deadlineSecs int32) {
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dmu.Lock()
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defer dmu.Unlock()
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desc := "modack"
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if deadlineSecs == 0 {
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desc = "nack"
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}
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now := time.Now()
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for _, id := range ackIDs {
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addEvent(ackIDToMsgID[id], desc, now)
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}
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}
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func addEvent(msgID, desc string, t time.Time) {
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msgTraces[msgID] = append(msgTraces[msgID], Event{desc, t})
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}
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