Add wrapper recipe

setup.py

@@ -124,6 +124,7 @@ setup(name=name,
           'urlparse = slapos.recipe._urlparse:Recipe',
           'vifib = slapos.recipe.vifib:Recipe',
           'waitfor = slapos.recipe.waitfor:Recipe',
+          'wrapper = slapos.recipe.wrapper:Recipe',
           'xvfb = slapos.recipe.xvfb:Recipe',
           'xwiki = slapos.recipe.xwiki:Recipe',
           'zabbixagent = slapos.recipe.zabbixagent:Recipe',

slapos/recipe/wrapper.py

+##############################################################################
+#
+# 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'])
+
+        wait_files = self.options.get('wait-for-files')
+        if wait_files is not None:
+            wait_files = [filename.strip() for filename in wait_files.split()
+                          if filename.strip()]
+
+        environment = self.options.get('environment')
+        if environment is not None:
+            environment = {k.strip(): v.strip() for k, v in [
+                             line.split('=')
+                             for line in environment.split('\n')
+                           ]}
+
+        return [self.createPythonScript(
+            self.options['output'],
+            'slapos.recipe.librecipe.execute.generic_exec',
+            (command_line, wait_files, environment,),
+        )]