https://github.com/rustedbones/scout

Zeroconf for scala (multicast DNS service discovery)
https://github.com/rustedbones/scout

cats-effect dns-sd scala zeroconf

Last synced: 3 months ago
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Zeroconf for scala (multicast DNS service discovery)

• Host: GitHub
• URL: https://github.com/rustedbones/scout
• Owner: RustedBones
• License: apache-2.0
• Created: 2020-05-23T14:41:17.000Z (about 5 years ago)
• Default Branch: main
• Last Pushed: 2024-08-19T19:25:59.000Z (11 months ago)
• Last Synced: 2025-03-24T04:22:00.247Z (4 months ago)
• Topics: cats-effect, dns-sd, scala, zeroconf
• Language: Scala
• Homepage:
• Size: 63.5 KB
• Stars: 3
• Watchers: 0
• Forks: 1
• Open Issues: 14
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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# scout

[![Continuous Integration](https://github.com/RustedBones/scout/actions/workflows/ci.yml/badge.svg)](https://github.com/RustedBones/scout/actions/workflows/ci.yml)

[![Maven Central](https://maven-badges.herokuapp.com/maven-central/fr.davit/scout_3/badge.svg)](https://maven-badges.herokuapp.com/maven-central/fr.davit/scout_3)

[![Software License](https://img.shields.io/badge/license-Apache%202-brightgreen.svg?style=flat)](LICENSE)

[![Scala Steward badge](https://img.shields.io/badge/Scala_Steward-helping-blue.svg?style=flat&logo=data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA4AAAAQCAMAAAARSr4IAAAAVFBMVEUAAACHjojlOy5NWlrKzcYRKjGFjIbp293YycuLa3pYY2LSqql4f3pCUFTgSjNodYRmcXUsPD/NTTbjRS+2jomhgnzNc223cGvZS0HaSD0XLjbaSjElhIr+AAAAAXRSTlMAQObYZgAAAHlJREFUCNdNyosOwyAIhWHAQS1Vt7a77/3fcxxdmv0xwmckutAR1nkm4ggbyEcg/wWmlGLDAA3oL50xi6fk5ffZ3E2E3QfZDCcCN2YtbEWZt+Drc6u6rlqv7Uk0LdKqqr5rk2UCRXOk0vmQKGfc94nOJyQjouF9H/wCc9gECEYfONoAAAAASUVORK5CYII=)](https://scala-steward.org)

Zeroconf for scala (multicast DNS service discovery)

## Versions

| Version | Release date | fs2 version | Scala versions      |

|---------|--------------| ----------  | ------------------- |

| `0.2.1` | 2023-01-10   | `3.4.0`     | `3.2.1`             |

| `0.2.0` | 2022-12-27   | `3.4.0`     | `3.2.1`             |

| `0.1.0` | 2021-01-13   | `2.5.0`     | `2.13.4`, `2.12.12` |

## Getting scout

```sbt

libraryDependencies += "fr.davit" %% "scout" % ""

```

## Zeroconf

```scala

import cats.effect.{IO, IOApp}

import fr.davit.scout.Zeroconf

import fr.davit.taxonomy.model.DnsMessage

import fr.davit.taxonomy.scodec.DnsCodec

import scodec.Codec

import java.net.InetAddress

import scala.concurrent.duration*

object App extends IOApp.Simple:

  // service definition

  val service = Zeroconf.Service("ipp", "tcp")

  // Scanning for service instances

  val instances = Zeroconf

    .scan[IO](service)

    .interruptAfter(50.seconds)

    .compile

    .toList

    .unsafeRunSync()

  // instance definition

  val instance = Zeroconf.Instance(

    service = service,

    name = "Ed’s Party Mix",

    port = 1010,

    target = "eds-musicbox",

    information = Map("codec" -> "ogg"),

    addresses = Seq(InetAddress.getByName("169.254.150.84")) // use local address when left empty

  )

  // Registering an instance

  Zeroconf.register[IO](instance)

```