paulbsd-salt/states/zabbix/scripts/systemd_discovery.py

#!/usr/bin/python3
# vim: ft=python

import subprocess
import json
import re

def main():
    ret = {"data": []}
    output_list = subprocess.run("""
        systemctl list-unit-files | grep -E '\.service\s+(generated|enabled)' | awk -F'.service ' '{print $1}'
        """,shell=True,capture_output=True).stdout

    for line in output_list.splitlines():
        output_is_enabled = subprocess.run(f"""
            systemctl is-enabled {line.decode("utf-8")}
            """,shell=True,capture_output=True).stdout.decode('utf-8')
        #output_is_active = subprocess.run(f"""
        #    systemctl is-active {line.decode("utf-8")}
        #    """,shell=True,capture_output=True).stdout.decode('utf-8')

        if re.match("^enabled", output_is_enabled) is not None:
            ret["data"].append({"{#SERVICE}": line.decode("utf-8")})

    return json.dumps(ret)

if __name__ == "__main__":
    res = main()
    print(res)