105 lines
2.7 KiB
Python
105 lines
2.7 KiB
Python
import sys
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import os
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import commands
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import re
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import socket
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import logging
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logging.basicConfig(level=logging.DEBUG)
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logger = logging.getLogger('pylorax')
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# XXX is the input a path to a file?
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def filtermoddeps(input):
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try:
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f = open(input, 'r')
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except IOError:
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logger.error('cannot open file %s', input)
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return
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# concatenate lines ending with \
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lines = []
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for line in f.readlines():
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if line.endswith('\\\n'):
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line = line[:-2]
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lines.append(line)
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f.close()
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lines = ''.join(lines).split('\n')
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# XXX what's the purpose of these gentlemen?
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lines = filter(lambda line: re.search(':.*ko', line), lines)
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lines = map(lambda line: re.sub('\.ko', '', line), lines)
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lines = map(lambda line: re.sub('/[^: ]*/', '', line), lines)
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lines = map(lambda line: re.sub('\t+', ' ', line), lines)
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return lines
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# XXX what are the inputs for this thing?
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def trimpciids(pciids, *paths):
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vendors = []
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devices = []
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for file in paths:
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try:
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f = open(file, 'r')
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except IOError:
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logger.error('cannot open file %s', file)
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continue
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else:
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pcitable = f.readlines()
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f.close()
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for line in pcitable:
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if line.startswith('alias pci:'):
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vend = '0x%s' % line[15:19]
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dev = '0x%s' % line[24:28]
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elif line.startswith('alias pcivideo:'):
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vend = '0x%s' % line[20:24]
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dev = '0x%s' % line[29:33]
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else:
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continue
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vend = vend.upper()
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dev = dev.upper()
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if vend not in vendors:
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vendors.append(vend)
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if (vend, dev) not in devices:
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devices.append((vend, dev))
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current_vend = 0
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for line in pciids:
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if line.startswith('#') or line.startswith('\t\t') or line == '\n':
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continue
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# XXX print or return?
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if not line.startswith('\t'):
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current_vend = '0x%s' % line.split()[0]
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current_vend = current_vend.upper()
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if current_vend in vendors:
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print line,
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continue
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# XXX print or return?
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dev = '0x%s' % line.split()[0]
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dev = dev.upper()
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if (current_vend, dev) in devices:
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print line,
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# XXX what is this whole thing for?
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def geninitrdsz(size, filename):
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size = socket.htonl(size)
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try:
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f = open(filename, 'w')
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except IOError:
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logger.error('cannot open file %s', filename)
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else:
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f.write(str(size))
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f.close()
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# XXX is this needed? default mode is 0664
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os.chmod(filename, 0644)
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