218 lines
6.8 KiB
Python
Executable file
218 lines
6.8 KiB
Python
Executable file
#!/usr/bin/env python
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# (c) 2014, James Tanner <tanner.jc@gmail.com>
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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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#
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# ansible-pull is a script that runs ansible in local mode
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# after checking out a playbooks directory from source repo. There is an
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# example playbook to bootstrap this script in the examples/ dir which
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# installs ansible and sets it up to run on cron.
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import os
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import sys
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import traceback
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from ansible import utils
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from ansible import errors
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from ansible.utils.vault import VaultEditor
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from optparse import OptionParser
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#-------------------------------------------------------------------------------------
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# Utility functions for parsing actions/options
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#-------------------------------------------------------------------------------------
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VALID_ACTIONS = ("create", "decrypt", "edit", "encrypt", "rekey")
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def build_option_parser(action):
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"""
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Builds an option parser object based on the action
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the user wants to execute.
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"""
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usage = "usage: %%prog [%s] [--help] [options] file_name" % "|".join(VALID_ACTIONS)
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epilog = "\nSee '%s <command> --help' for more information on a specific command.\n\n" % os.path.basename(sys.argv[0])
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OptionParser.format_epilog = lambda self, formatter: self.epilog
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parser = OptionParser(usage=usage, epilog=epilog)
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if not action:
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parser.print_help()
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sys.exit()
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# options for all actions
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#parser.add_option('-c', '--cipher', dest='cipher', default="AES256", help="cipher to use")
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parser.add_option('--debug', dest='debug', action="store_true", help="debug")
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parser.add_option('--vault-password-file', dest='password_file',
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help="vault password file")
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# options specific to actions
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if action == "create":
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parser.set_usage("usage: %prog create [options] file_name")
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elif action == "decrypt":
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parser.set_usage("usage: %prog decrypt [options] file_name")
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elif action == "edit":
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parser.set_usage("usage: %prog edit [options] file_name")
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elif action == "encrypt":
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parser.set_usage("usage: %prog encrypt [options] file_name")
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elif action == "rekey":
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parser.set_usage("usage: %prog rekey [options] file_name")
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# done, return the parser
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return parser
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def get_action(args):
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"""
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Get the action the user wants to execute from the
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sys argv list.
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"""
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for i in range(0,len(args)):
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arg = args[i]
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if arg in VALID_ACTIONS:
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del args[i]
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return arg
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return None
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def get_opt(options, k, defval=""):
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"""
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Returns an option from an Optparse values instance.
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"""
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try:
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data = getattr(options, k)
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except:
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return defval
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if k == "roles_path":
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if os.pathsep in data:
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data = data.split(os.pathsep)[0]
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return data
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#-------------------------------------------------------------------------------------
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# Command functions
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#-------------------------------------------------------------------------------------
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def _read_password(filename):
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f = open(filename, "rb")
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data = f.read()
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f.close
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return data
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def execute_create(args, options, parser):
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if len(args) > 1:
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raise errors.AnsibleError("'create' does not accept more than one filename")
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if not options.password_file:
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password, new_password = utils.ask_vault_passwords(ask_vault_pass=True, confirm_vault=True)
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else:
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password = _read_password(options.password_file)
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cipher = 'AES256'
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if hasattr(options, 'cipher'):
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cipher = options.cipher
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this_editor = VaultEditor(cipher, password, args[0])
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this_editor.create_file()
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def execute_decrypt(args, options, parser):
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if not options.password_file:
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password, new_password = utils.ask_vault_passwords(ask_vault_pass=True)
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else:
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password = _read_password(options.password_file)
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cipher = 'AES256'
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if hasattr(options, 'cipher'):
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cipher = options.cipher
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for f in args:
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this_editor = VaultEditor(cipher, password, f)
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this_editor.decrypt_file()
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print "Decryption successful"
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def execute_edit(args, options, parser):
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if len(args) > 1:
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raise errors.AnsibleError("create does not accept more than one filename")
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if not options.password_file:
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password, new_password = utils.ask_vault_passwords(ask_vault_pass=True)
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else:
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password = _read_password(options.password_file)
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cipher = None
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for f in args:
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this_editor = VaultEditor(cipher, password, f)
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this_editor.edit_file()
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def execute_encrypt(args, options, parser):
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if len(args) > 1:
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raise errors.AnsibleError("'create' does not accept more than one filename")
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if not options.password_file:
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password, new_password = utils.ask_vault_passwords(ask_vault_pass=True, confirm_vault=True)
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else:
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password = _read_password(options.password_file)
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cipher = 'AES256'
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if hasattr(options, 'cipher'):
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cipher = options.cipher
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for f in args:
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this_editor = VaultEditor(cipher, password, f)
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this_editor.encrypt_file()
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print "Encryption successful"
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def execute_rekey(args, options, parser):
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if not options.password_file:
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password, __ = utils.ask_vault_passwords(ask_vault_pass=True)
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else:
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password = _read_password(options.password_file)
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__, new_password = utils.ask_vault_passwords(ask_vault_pass=False, ask_new_vault_pass=True, confirm_new=True)
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cipher = None
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for f in args:
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this_editor = VaultEditor(cipher, password, f)
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this_editor.rekey_file(new_password)
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print "Rekey successful"
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#-------------------------------------------------------------------------------------
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# MAIN
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#-------------------------------------------------------------------------------------
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def main():
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action = get_action(sys.argv)
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parser = build_option_parser(action)
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(options, args) = parser.parse_args()
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# execute the desired action
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try:
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fn = globals()["execute_%s" % action]
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fn(args, options, parser)
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except Exception, err:
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if options.debug:
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print traceback.format_exc()
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print "ERROR:",err
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sys.exit(1)
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if __name__ == "__main__":
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main()
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