dd0e8eec14
* copyright headers for agent folder * Ignore test data files * fix proto files and remove headers in agent/uiserver folder * ignore deep-copy files
85 lines
1.7 KiB
Go
85 lines
1.7 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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package consul
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import (
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"sync"
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"time"
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)
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// SessionTimers provides a map of named timers which
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// is safe for concurrent use.
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type SessionTimers struct {
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sync.RWMutex
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m map[string]*time.Timer
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}
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func NewSessionTimers() *SessionTimers {
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return &SessionTimers{m: make(map[string]*time.Timer)}
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}
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// Get returns the timer with the given id or nil.
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func (t *SessionTimers) Get(id string) *time.Timer {
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t.RLock()
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defer t.RUnlock()
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return t.m[id]
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}
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// Set stores the timer under given id. If tm is nil the timer
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// with the given id is removed.
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func (t *SessionTimers) Set(id string, tm *time.Timer) {
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t.Lock()
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defer t.Unlock()
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if tm == nil {
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delete(t.m, id)
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} else {
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t.m[id] = tm
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}
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}
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// Del removes the timer with the given id.
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func (t *SessionTimers) Del(id string) {
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t.Set(id, nil)
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}
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// Len returns the number of registered timers.
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func (t *SessionTimers) Len() int {
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t.RLock()
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defer t.RUnlock()
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return len(t.m)
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}
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// ResetOrCreate sets the ttl of the timer with the given id or creates a new
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// one if it does not exist.
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func (t *SessionTimers) ResetOrCreate(id string, ttl time.Duration, afterFunc func()) {
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t.Lock()
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defer t.Unlock()
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if tm := t.m[id]; tm != nil {
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tm.Reset(ttl)
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return
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}
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t.m[id] = time.AfterFunc(ttl, afterFunc)
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}
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// Stop stops the timer with the given id and removes it.
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func (t *SessionTimers) Stop(id string) {
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t.Lock()
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defer t.Unlock()
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if tm := t.m[id]; tm != nil {
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tm.Stop()
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delete(t.m, id)
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}
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}
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// StopAll stops and removes all registered timers.
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func (t *SessionTimers) StopAll() {
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t.Lock()
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defer t.Unlock()
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for _, tm := range t.m {
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tm.Stop()
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}
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t.m = make(map[string]*time.Timer)
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}
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