51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
package main
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import (
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"bufio"
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"fmt"
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"github.com/rabbitmq/rabbitmq-stream-go-client/pkg/amqp"
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"github.com/rabbitmq/rabbitmq-stream-go-client/pkg/stream"
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"os"
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)
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func CheckErrReceive(err error) {
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if err != nil {
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fmt.Printf("%s ", err)
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os.Exit(1)
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}
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}
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func main() {
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env, err := stream.NewEnvironment(
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stream.NewEnvironmentOptions().
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SetHost("localhost").
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SetPort(5552).
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SetUser("guest").
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SetPassword("guest"))
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CheckErrReceive(err)
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streamName := "hello-go-stream"
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err = env.DeclareStream(streamName,
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&stream.StreamOptions{
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MaxLengthBytes: stream.ByteCapacity{}.GB(2),
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},
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)
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CheckErrReceive(err)
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messagesHandler := func(consumerContext stream.ConsumerContext, message *amqp.Message) {
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fmt.Printf("Stream: %s - Received message: %s\n", consumerContext.Consumer.GetStreamName(),
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message.Data)
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}
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consumer, err := env.NewConsumer(streamName, messagesHandler,
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stream.NewConsumerOptions().SetOffset(stream.OffsetSpecification{}.First()))
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CheckErrReceive(err)
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reader := bufio.NewReader(os.Stdin)
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fmt.Println(" [x] Waiting for messages. enter to close the consumer")
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_, _ = reader.ReadString('\n')
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err = consumer.Close()
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CheckErrReceive(err)
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}
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