57 lines
1.2 KiB
Go
57 lines
1.2 KiB
Go
package rabbit
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import (
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"context"
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amqp "github.com/rabbitmq/amqp091-go"
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"golang.org/x/time/rate"
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"log"
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"time"
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)
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func runConsumer(ctx context.Context, queue *Client, msgCh chan []byte) {
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runCtx, cancel := context.WithCancel(ctx)
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defer cancel()
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limiter := rate.NewLimiter(rate.Every(time.Millisecond*500), 100)
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deliveries, err := queue.Consume()
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if err != nil {
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log.Printf("Could not start consuming: %s\n", err)
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return
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}
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chClosedCh := make(chan *amqp.Error, 1)
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queue.Channel.NotifyClose(chClosedCh)
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for {
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select {
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case <-runCtx.Done():
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err = queue.Close()
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if err != nil {
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log.Printf("Close failed: %s\n", err)
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}
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return
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case amqErr := <-chClosedCh:
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log.Printf("AMQP Channel closed due to: %s\n", amqErr)
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deliveries, err = queue.Consume()
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if err != nil {
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log.Println("Error trying to consume, will try again")
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continue
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}
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chClosedCh = make(chan *amqp.Error, 1)
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queue.Channel.NotifyClose(chClosedCh)
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case delivery := <-deliveries:
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msgCh <- delivery.Body
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log.Printf("Received message: %s\n", delivery.Body)
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if err = delivery.Ack(false); err != nil {
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log.Printf("Error acknowledging message: %s\n", err)
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}
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limiter.Wait(runCtx)
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}
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}
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}
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