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32 lines
1.0 KiB
Python
32 lines
1.0 KiB
Python
#!/usr/bin/python3
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import glob
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import os
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import select
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import socket
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def scan_nic(nicidx):
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srvs = {}
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s6 = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
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s6.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 1)
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s6.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
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s6.bind(('::', 0))
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msg = b'M-SEARCH * HTTP/1.1\r\nHOST: [ff02::c]:1900\r\nMAN: "ssdp:discover"\r\nST: urn:dmtf-org:service:redfish-rest:1\r\nMX: 3\r\n\r\n'
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s6.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_MULTICAST_IF, nicidx)
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s6.sendto(msg, ('ff02::c', 1900))
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(rsp, peer) = s6.recvfrom(9000)
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print('{}%{}'.format(peer[0], nicidx))
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if __name__ == '__main__':
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for nic in glob.glob('/sys/class/net/*'):
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nic = os.path.basename(nic)
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try:
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driver = os.readlink('/sys/class/net/{}/device/driver/module'.format(nic))
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except:
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continue
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if 'cdc_ether' not in driver:
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continue
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idx = int(open('/sys/class/net/{}/ifindex'.format(nic)).read())
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break
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scan_nic(idx)
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