95 lines
2.8 KiB
Plaintext
95 lines
2.8 KiB
Plaintext
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#!/usr/bin/env python3
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# bitbake-dumpsig
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# BitBake task signature dump utility
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#
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# Copyright (C) 2013 Intel Corporation
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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import os
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import sys
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import warnings
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import optparse
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import logging
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import pickle
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sys.path.insert(0, os.path.join(os.path.dirname(os.path.dirname(sys.argv[0])), 'lib'))
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import bb.tinfoil
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import bb.siggen
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import bb.msg
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logger = bb.msg.logger_create('bitbake-dumpsig')
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def find_siginfo_task(bbhandler, pn, taskname):
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""" Find the most recent signature file for the specified PN/task """
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if not hasattr(bb.siggen, 'find_siginfo'):
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logger.error('Metadata does not support finding signature data files')
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sys.exit(1)
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if not taskname.startswith('do_'):
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taskname = 'do_%s' % taskname
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filedates = bb.siggen.find_siginfo(pn, taskname, None, bbhandler.config_data)
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latestfiles = sorted(filedates.keys(), key=lambda f: filedates[f])[-1:]
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if not latestfiles:
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logger.error('No sigdata files found matching %s %s' % (pn, taskname))
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sys.exit(1)
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return latestfiles[0]
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parser = optparse.OptionParser(
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description = "Dumps siginfo/sigdata files written out by BitBake",
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usage = """
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%prog -t recipename taskname
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%prog sigdatafile""")
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parser.add_option("-D", "--debug",
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help = "enable debug",
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action = "store_true", dest="debug", default = False)
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parser.add_option("-t", "--task",
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help = "find the signature data file for the specified task",
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action="store", dest="taskargs", nargs=2, metavar='recipename taskname')
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options, args = parser.parse_args(sys.argv)
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if options.debug:
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logger.setLevel(logging.DEBUG)
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if options.taskargs:
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tinfoil = bb.tinfoil.Tinfoil()
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tinfoil.prepare(config_only = True)
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file = find_siginfo_task(tinfoil, options.taskargs[0], options.taskargs[1])
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logger.debug("Signature file: %s" % file)
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elif len(args) == 1:
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parser.print_help()
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sys.exit(0)
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else:
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file = args[1]
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try:
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output = bb.siggen.dump_sigfile(file)
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except IOError as e:
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logger.error(str(e))
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sys.exit(1)
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except (pickle.UnpicklingError, EOFError):
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logger.error('Invalid signature data - ensure you are specifying a sigdata/siginfo file')
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sys.exit(1)
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if output:
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print('\n'.join(output))
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