func PublishMessage(msg string) {
rmqenv := os.Getenv("RABBITMQ_PORT_5672_TCP_ADDR")
var buffer bytes.Buffer
buffer.WriteString("amqp://*****:*****@")
buffer.WriteString(rmqenv)
buffer.WriteString(":5672")
dialaddr := helpers.StringConcat("amqp://*****:*****@", rmqenv, ":5672")
log.Printf("Dialing %s", dialaddr)
conn, err := amqp.Dial(dialaddr)
failOnError(err, "failed to connect to rabbitmq")
defer conn.Close()
ch, err := conn.Channel()
failOnError(err, "Failed to open a channel")
defer ch.Close()
q, err := ch.QueueDeclare(
"hello", //name
false, //durable
false, //autoDelete
false, //exclusive
false, //noWait
nil, //args
)
failOnError(err, "Failed to declare a queue")
err = ch.Publish(
"", //exchange
q.Name, // key
false, // mandatory
false, // immediate
amqp.Publishing{
ContentType: "text/plain",
Body: []byte(msg),
})
log.Printf(" [x] Sent %s", msg)
failOnError(err, "failed to publish a message")
}
func PublishToDirectExchange(exchangename string, routingkey string, msg string) {
rmqenv := os.Getenv("RABBITMQ_PORT_5672_TCP_ADDR")
dialaddr := helpers.StringConcat("amqp://*****:*****@", rmqenv, ":5672")
log.Printf("Dialing %s", dialaddr)
conn, err := amqp.Dial(dialaddr)
failOnError(err, "failed to connect to rabbitmq")
defer conn.Close()
ch, err := conn.Channel()
failOnError(err, "Failed to open a channel")
defer ch.Close()
err = ch.ExchangeDeclare(
exchangename, // name
"direct", // type
true, // durable
false, // auto-deleted
false, // internal
false, // no-wait
nil, // arguments
)
failOnError(err, "Failed to declare an exchange")
err = ch.Publish(
exchangename // exchange
routingkey, // routing key
false, // mandatory
false, // immediate
amqp.Publishing{
ContentType: "text/plain",
Body: []byte(msg),
})
failOnError(err, "Failed to publish a message")
log.Printf(" [x] Sent %s", msg)
}