62 lines
		
	
	
		
			1021 B
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			62 lines
		
	
	
		
			1021 B
		
	
	
	
		
			Go
		
	
	
	
| // Copyright 2023 The Gitea Authors. All rights reserved.
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| // SPDX-License-Identifier: MIT
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| 
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| package releasereopen
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| 
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| import (
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| 	"errors"
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| 	"sync"
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| )
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| 
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| type ReleaseReopener interface {
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| 	ReleaseReopen() error
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| }
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| 
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| type Manager struct {
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| 	mu      sync.Mutex
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| 	counter int64
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| 
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| 	releaseReopeners map[int64]ReleaseReopener
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| }
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| 
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| func (r *Manager) Register(rr ReleaseReopener) (cancel func()) {
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| 	r.mu.Lock()
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| 	defer r.mu.Unlock()
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| 
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| 	r.counter++
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| 	currentCounter := r.counter
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| 	r.releaseReopeners[r.counter] = rr
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| 
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| 	return func() {
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| 		r.mu.Lock()
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| 		defer r.mu.Unlock()
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| 
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| 		delete(r.releaseReopeners, currentCounter)
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| 	}
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| }
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| 
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| func (r *Manager) ReleaseReopen() error {
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| 	r.mu.Lock()
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| 	defer r.mu.Unlock()
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| 
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| 	var errs []error
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| 	for _, rr := range r.releaseReopeners {
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| 		if err := rr.ReleaseReopen(); err != nil {
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| 			errs = append(errs, err)
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| 		}
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| 	}
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| 	return errors.Join(errs...)
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| }
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| 
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| func GetManager() *Manager {
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| 	return manager
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| }
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| 
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| func NewManager() *Manager {
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| 	return &Manager{
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| 		releaseReopeners: make(map[int64]ReleaseReopener),
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| 	}
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| }
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| 
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| var manager = NewManager()
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