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47 lines
832 B
Go
47 lines
832 B
Go
// Copyright 2012-2016 Apcera Inc. All rights reserved.
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// +build ignore
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package main
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import (
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"flag"
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"log"
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"github.com/nats-io/go-nats"
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)
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// NOTE: Use tls scheme for TLS, e.g. nats-pub -s tls://demo.nats.io:4443 foo hello
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func usage() {
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log.Fatalf("Usage: nats-pub [-s server (%s)] <subject> <msg> \n", nats.DefaultURL)
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}
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func main() {
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var urls = flag.String("s", nats.DefaultURL, "The nats server URLs (separated by comma)")
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log.SetFlags(0)
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flag.Usage = usage
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flag.Parse()
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args := flag.Args()
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if len(args) < 2 {
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usage()
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}
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nc, err := nats.Connect(*urls)
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if err != nil {
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log.Fatal(err)
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}
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defer nc.Close()
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subj, msg := args[0], []byte(args[1])
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nc.Publish(subj, msg)
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nc.Flush()
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if err := nc.LastError(); err != nil {
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log.Fatal(err)
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} else {
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log.Printf("Published [%s] : '%s'\n", subj, msg)
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}
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}
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