mDNS local network discovery

readme.md

Instructions

Run:

python3 -m venv .venv

venv/bin/activate 

pip3 install -r requirements.txt

python3 app.py

app.py

from zeroconf import ServiceBrowser, ServiceListener, Zeroconf, ZeroconfServiceTypes


class MyListener(ServiceListener):

    def update_service(self, zc: Zeroconf, type_: str, name: str) -> None:
        info = zc.get_service_info(type_, name)
        print("Updated: \t", format_info(info))

    def remove_service(self, zc: Zeroconf, type_: str, name: str) -> None:
        info = zc.get_service_info(type_, name)
        print("Removed: \t", format_info(info))
        
    def add_service(self, zc: Zeroconf, type_: str, name: str) -> None:
        info = zc.get_service_info(type_, name)
        print("Added: \t\t", format_info(info))


def format_info(info):
    if info is None:
        return "None"

    str =  "Server: \t" + info.server + ",\t\tIP: \t" + info.parsed_addresses()[0]
    return str

zeroconf = Zeroconf()
listener = MyListener()

services = ZeroconfServiceTypes.find()

#map services into string array
services = list(services)



browser = ServiceBrowser(zeroconf, services, listener)


try:
    input("Press enter to exit...\n\n")
finally:
    zeroconf.close()

requirements.txt

zeroconf==0.74.0