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fe2d602240
Replaced msger with wic logger in the core wic modules. (From OE-Core rev: cdd6675951b74075c9b9159f7465a88f83775bac) Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
115 lines
3.2 KiB
Python
115 lines
3.2 KiB
Python
#!/usr/bin/env python -tt
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#
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# Copyright (c) 2011 Intel, Inc.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the Free
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# Software Foundation; version 2 of the License
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# 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., 59
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# Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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import logging
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import os
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import subprocess
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import sys
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logger = logging.getLogger('wic')
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def runtool(cmdln_or_args, catch=1):
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""" wrapper for most of the subprocess calls
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input:
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cmdln_or_args: can be both args and cmdln str (shell=True)
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catch: 0, quitely run
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1, only STDOUT
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2, only STDERR
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3, both STDOUT and STDERR
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return:
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(rc, output)
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if catch==0: the output will always None
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"""
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if catch not in (0, 1, 2, 3):
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# invalid catch selection, will cause exception, that's good
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return None
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if isinstance(cmdln_or_args, list):
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cmd = cmdln_or_args[0]
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shell = False
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else:
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import shlex
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cmd = shlex.split(cmdln_or_args)[0]
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shell = True
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if catch != 3:
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dev_null = os.open("/dev/null", os.O_WRONLY)
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if catch == 0:
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sout = dev_null
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serr = dev_null
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elif catch == 1:
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sout = subprocess.PIPE
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serr = dev_null
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elif catch == 2:
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sout = dev_null
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serr = subprocess.PIPE
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elif catch == 3:
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sout = subprocess.PIPE
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serr = subprocess.STDOUT
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try:
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process = subprocess.Popen(cmdln_or_args, stdout=sout,
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stderr=serr, shell=shell)
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(sout, serr) = process.communicate()
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# combine stdout and stderr, filter None out and decode
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out = ''.join([out.decode('utf-8') for out in [sout, serr] if out])
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except OSError as err:
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if err.errno == 2:
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# [Errno 2] No such file or directory
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logger.error('Cannot run command: %s, lost dependency?', cmd)
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sys.exit(1)
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else:
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raise # relay
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finally:
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if catch != 3:
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os.close(dev_null)
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return (process.returncode, out)
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def show(cmdln_or_args):
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"""Show all messages using logger.debug."""
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rcode, out = runtool(cmdln_or_args, catch=3)
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if isinstance(cmdln_or_args, list):
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cmd = ' '.join(cmdln_or_args)
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else:
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cmd = cmdln_or_args
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msg = 'running command: "%s"' % cmd
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if out:
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out = out.strip()
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if out:
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msg += ', with output::'
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msg += '\n +----------------'
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for line in out.splitlines():
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msg += '\n | %s' % line
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msg += '\n +----------------'
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logger.debug(msg)
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return rcode
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def outs(cmdln_or_args, catch=1):
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# get the outputs of tools
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return runtool(cmdln_or_args, catch)[1].strip()
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def quiet(cmdln_or_args):
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return runtool(cmdln_or_args, catch=0)[0]
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