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Dir : //proc/self/root/opt/saltstack/salt/lib/python3.10/site-packages/salt/runners/network.py

"""
Network tools to run from the Master
"""

import logging
import socket

import salt.utils.files
import salt.utils.network
import salt.utils.stringutils

log = logging.getLogger(__name__)


def wollist(maclist, bcast="255.255.255.255", destport=9):
    """
    Send a "Magic Packet" to wake up a list of Minions.
    This list must contain one MAC hardware address per line

    CLI Example:

    .. code-block:: bash

        salt-run network.wollist '/path/to/maclist'
        salt-run network.wollist '/path/to/maclist' 255.255.255.255 7
        salt-run network.wollist '/path/to/maclist' 255.255.255.255 7
    """
    ret = []
    try:
        with salt.utils.files.fopen(maclist, "r") as ifile:
            for mac in ifile:
                mac = salt.utils.stringutils.to_unicode(mac).strip()
                wol(mac, bcast, destport)
                print(f"Waking up {mac}")
                ret.append(mac)
    except Exception as err:  # pylint: disable=broad-except
        __jid_event__.fire_event(
            {"error": f"Failed to open the MAC file. Error: {err}"}, "progress"
        )
        return []
    return ret


def wol(mac, bcast="255.255.255.255", destport=9):
    """
    Send a "Magic Packet" to wake up a Minion

    CLI Example:

    .. code-block:: bash

        salt-run network.wol 08-00-27-13-69-77
        salt-run network.wol 080027136977 255.255.255.255 7
        salt-run network.wol 08:00:27:13:69:77 255.255.255.255 7
    """
    dest = salt.utils.network.mac_str_to_bytes(mac)
    sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
    sock.sendto(b"\xff" * 6 + dest * 16, (bcast, int(destport)))
    return True


def wolmatch(tgt, tgt_type="glob", bcast="255.255.255.255", destport=9):
    """
    Send a "Magic Packet" to wake up Minions that are matched in the grains cache

    CLI Example:

    .. code-block:: bash

        salt-run network.wolmatch minion_id
        salt-run network.wolmatch 192.168.0.0/16 tgt_type='ipcidr' bcast=255.255.255.255 destport=7
    """
    ret = []
    minions = __salt__["cache.grains"](tgt, tgt_type)
    for minion in minions:
        for iface, mac in minions[minion]["hwaddr_interfaces"].items():
            if iface == "lo":
                continue
            mac = mac.strip()
            wol(mac, bcast, destport)
            log.info("Waking up %s", mac)
            ret.append(mac)
    return ret