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Makefile, Dockerfile, GoReleaser, config.yml, systemd service

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This commit is contained in:
Philipp Heckel 2021-10-23 21:29:45 -04:00
parent a66bd6dad7
commit e1c9fef6dc
16 changed files with 512 additions and 68 deletions
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11
server/topic.go
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@ -41,10 +41,11 @@ func (t *topic) Subscribe(s subscriber) int {
return subscriberID
}
func (t *topic) Unsubscribe(id int) {
func (t *topic) Unsubscribe(id int) int {
t.mu.Lock()
defer t.mu.Unlock()
delete(t.subscribers, id)
return len(t.subscribers)
}
func (t *topic) Publish(m *message) error {
@ -57,12 +58,18 @@ func (t *topic) Publish(m *message) error {
t.messages++
for _, s := range t.subscribers {
if err := s(m); err != nil {
log.Printf("error publishing message to subscriber x")
log.Printf("error publishing message to subscriber")
}
}
return nil
}
func (t *topic) Stats() (subscribers int, messages int) {
t.mu.Lock()
defer t.mu.Unlock()
return len(t.subscribers), t.messages
}
func (t *topic) Close() {
t.cancel()
}