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129 lines
3.9 KiB
Python
129 lines
3.9 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# (c) 2012, Michael DeHaan <michael.dehaan@gmail.com>, and others
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#
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# This file is part of Ansible
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#
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# Ansible 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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# Ansible 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 Ansible. If not, see <http://www.gnu.org/licenses/>.
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import subprocess
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import sys
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import datetime
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import traceback
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import shlex
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import os
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def main():
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# the command module is the one ansible module that does not take key=value args
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# hence don't copy this one if you are looking to build others!
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module = CommandModule(argument_spec=dict())
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shell = module.params['shell']
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chdir = module.params['chdir']
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args = module.params['args']
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if args.strip() == '':
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module.fail_json(msg="no command given")
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if chdir:
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os.chdir(chdir)
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if not shell:
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args = shlex.split(args)
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startd = datetime.datetime.now()
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try:
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cmd = subprocess.Popen(args, shell=shell, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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out, err = cmd.communicate()
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except (OSError, IOError), e:
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module.fail_json(cmd=args, msg=str(e))
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except:
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module.fail_json(msg=traceback.format_exc())
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endd = datetime.datetime.now()
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delta = endd - startd
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if out is None:
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out = ''
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if err is None:
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err = ''
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module.exit_json(
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cmd = args,
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stdout = out.strip(),
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stderr = err.strip(),
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rc = cmd.returncode,
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start = str(startd),
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end = str(endd),
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delta = str(delta),
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changed = True
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)
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# include magic from lib/ansible/module_common.py
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#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
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# only the command module should ever need to do this
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# everything else should be simple key=value
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class CommandModule(AnsibleModule):
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def _handle_aliases(self):
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pass
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def _check_invalid_arguments(self):
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pass
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def _load_params(self):
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''' read the input and return a dictionary and the arguments string '''
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args = MODULE_ARGS
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items = shlex.split(args)
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params = {}
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params['chdir'] = None
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params['shell'] = False
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if args.find("#USE_SHELL") != -1:
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args = args.replace("#USE_SHELL", "")
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params['shell'] = True
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check_args = shlex.split(args)
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for x in check_args:
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if x.startswith("creates="):
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# do not run the command if the line contains creates=filename
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# and the filename already exists. This allows idempotence
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# of command executions.
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(k,v) = x.split("=",1)
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if os.path.exists(v):
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self.exit_json(
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cmd=args,
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stdout="skipped, since %s exists" % v,
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skipped=True,
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changed=False,
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stderr=False,
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rc=0
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)
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args = args.replace(x,'')
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elif x.startswith("chdir="):
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(k,v) = x.split("=", 1)
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if not (os.path.exists(v) and os.path.isdir(v)):
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self.fail_json(msg="cannot change to directory '%s': path does not exist" % v)
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elif v[0] != '/':
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self.fail_json(msg="the path for 'chdir' argument must be fully qualified")
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params['chdir'] = v
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args = args.replace(x, '')
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params['args'] = args
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return (params, args)
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main()
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