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a0d008e071
* Move cncd/{logging,pubsub,queue}/ to server/{logging,pubsub,queue}/
* Update REAMDEs and include history
Co-authored-by: Anbraten <anton@ju60.de>
Co-authored-by: Anbraten <anton@ju60.de>
46 lines
627 B
Go
46 lines
627 B
Go
package pubsub
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import "sync"
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type topic struct {
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sync.Mutex
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name string
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done chan struct{}
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subs map[*subscriber]struct{}
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}
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func newTopic(dest string) *topic {
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return &topic{
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name: dest,
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done: make(chan struct{}),
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subs: make(map[*subscriber]struct{}),
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}
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}
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func (t *topic) subscribe(s *subscriber) {
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t.Lock()
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t.subs[s] = struct{}{}
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t.Unlock()
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}
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func (t *topic) unsubscribe(s *subscriber) {
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t.Lock()
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delete(t.subs, s)
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t.Unlock()
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}
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func (t *topic) publish(m Message) {
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t.Lock()
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for s := range t.subs {
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go s.receiver(m)
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}
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t.Unlock()
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}
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func (t *topic) close() {
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t.Lock()
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close(t.done)
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t.Unlock()
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}
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