forked from ungleich-public/cdist
82 lines
2.3 KiB
Python
82 lines
2.3 KiB
Python
# -*- coding: utf-8 -*-
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#
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# 2013 Nico Schottelius (nico-cdist at schottelius.org)
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#
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# This file is part of cdist.
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#
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# cdist is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# cdist 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
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# along with cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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#
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import logging
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import os
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import subprocess
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# initialise cdist
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import cdist.exec.local
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import cdist.config
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log = logging.getLogger(__name__)
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class Shell(object):
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def __init__(self, shell=None):
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self.shell = shell
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self.target_host = "cdist-shell-no-target-host"
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self.local = cdist.exec.local.Local(
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target_host=self.target_host)
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def _init_shell(self):
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"""Select shell to execute, if not specified by user"""
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if not self.shell:
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if 'SHELL' in os.environ:
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self.shell = os.environ['SHELL']
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else:
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self.shell = "/bin/sh"
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def _init_files_dirs(self):
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self.local.create_files_dirs()
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def _init_environment(self):
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self.env = os.environ.copy()
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additional_env = {
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'PATH': "%s:%s" % (self.local.bin_path, os.environ['PATH']),
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'__cdist_type_base_path': self.local.type_path, # for use in type emulator
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'__cdist_manifest': "cdist shell",
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'__global': self.local.base_path,
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'__target_host': self.target_host,
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'__manifest': self.local.manifest_path,
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'__explorer': self.local.global_explorer_path,
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}
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self.env.update(additional_env)
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def run(self):
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self._init_shell()
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self._init_files_dirs()
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self._init_environment()
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log.info("Starting shell...")
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self.local.run([self.shell], self.env)
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log.info("Finished shell.")
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@classmethod
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def commandline(cls, args):
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shell = cls(args.shell)
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shell.run()
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