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36 lines
1.3 KiB
Python
36 lines
1.3 KiB
Python
#!/usr/bin/python2
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# This is a sample python script for going through all observed mac addresses
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# and assuming they are BMC related and printing nodeattrib commands
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# for each node to access the bmc using the interface specified on the command
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# line
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# Not necessarily as useful if there may be mistakes in the
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# net.switch/net.switchport attributes, but a handy utility in a pinch when
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# you really know
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import confluent.client as cl
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import socket
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import struct
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c = cl.Command()
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macs = []
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interface = sys.argv[1]
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for mac in c.read('/networking/macs/by-mac/'):
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macs.append(mac['item']['href'])
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for mac in macs:
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macinfo = list(c.read('/networking/macs/by-mac/{0}'.format(mac)))[0]
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if 'possiblenode' in macinfo and macinfo['possiblenode']:
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if macinfo['macsonport'] > 1:
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print('#Ambiguous set of macs on port for ' + macinfo[
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'possiblenode'])
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prefix = int(mac.replace('-', '')[:6], 16) ^ 0b100000000000000000
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prefix = prefix << 8
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prefix |= 0xff
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suffix = int(mac.replace('-', '')[6:], 16)
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suffix |= 0xfe000000
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rawn = struct.pack('!QLL', 0xfe80000000000000, prefix, suffix)
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bmc = socket.inet_ntop(socket.AF_INET6, rawn)
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print('nodeattrib {0} bmc={1}%{2}'.format(macinfo['possiblenode'],
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bmc, interface))
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