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##############################################################################
#
# Copyright (c) 2010 Vifib SARL and Contributors. All Rights Reserved.
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsibility of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# guarantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 3
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
import shlex
from slapos.recipe.librecipe import GenericBaseRecipe
class Recipe(GenericBaseRecipe):
def install(self):
command_line = shlex.split(self.options['command-line'])
wrapper_path = self.options['wrapper-path']
wait_files = self.options.get('wait-for-files')
environment = self.options.get('environment')
parameters_extra = self.options.get('parameters-extra')
if not wait_files and not environment:
# Create a simple wrapper as shell script
return [self.createWrapper(
name=wrapper_path,
command=command_line[0],
parameters=command_line[1:],
parameters_extra=parameters_extra,
)]
# More complex needs: create a Python script as wrapper
if wait_files is not None:
wait_files = [filename.strip() for filename in wait_files.split()
if filename.strip()]
if environment is not None:
environment = dict((k.strip(), v.strip()) for k, v in [
line.split('=') for line in environment.splitlines() if line.strip() ])
# We create a python script and a wrapper around the python
# script because the python script might have a too long #! line
python_script = self.createPythonScript(
wrapper_path+'.py',
'slapos.recipe.librecipe.execute.generic_exec',
(command_line, wait_files, environment,), )
return [python_script, self.createWrapper(
name=wrapper_path,
command=python_script,
parameters_extra=parameters_extra) ]