Archiving a bunch of old stuff

oldstuff/sylvilagus/go/sylvilagus-ch02-hello-world-producer/main.go

@@ -0,0 +1,46 @@
+package main
+
+import (
+	"log"
+	"os"
+	"time"
+)
+
+import (
+	"github.com/meatballhat/box-o-sand/sylvilagus/go/sylvilagus"
+	"github.com/streadway/amqp"
+)
+
+func main() {
+	if len(os.Args) < 2 {
+		log.Fatal("You must provide a message as first arg!")
+	}
+
+	msgBody := string(os.Args[1])
+
+	connection, err := amqp.Dial(sylvilagus.AMQP_URI)
+	if err != nil {
+		log.Fatal("Failed to connect!: ", err)
+	}
+
+	defer connection.Close()
+
+	channel, err := sylvilagus.CreateHelloTopology(connection)
+	if err != nil {
+		log.Fatal("Failed to build topology!: ", err)
+	}
+
+	msg := amqp.Publishing{
+		DeliveryMode: amqp.Persistent,
+		Timestamp:    time.Now(),
+		ContentType:  "text/plain",
+		Body:         []byte(msgBody),
+	}
+
+	err = channel.Publish("hello-exchange", "hola", false, false, msg)
+	if err != nil {
+		log.Fatal("Failed to publish message!: ", err)
+	} else {
+		log.Printf("Published '%v'\n", msgBody)
+	}
+}