ansible/lib/ansible/constants.py
2021-04-26 13:02:00 -04:00

204 lines
8.4 KiB
Python

# Copyright: (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
# Copyright: (c) 2017, Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import re
from ast import literal_eval
from jinja2 import Template
from string import ascii_letters, digits
from ansible.config.manager import ConfigManager, ensure_type
from ansible.module_utils._text import to_text
from ansible.module_utils.common.collections import Sequence
from ansible.module_utils.parsing.convert_bool import BOOLEANS_TRUE
from ansible.module_utils.six import string_types
from ansible.release import __version__
from ansible.utils.fqcn import add_internal_fqcns
def _warning(msg):
''' display is not guaranteed here, nor it being the full class, but try anyways, fallback to sys.stderr.write '''
try:
from ansible.utils.display import Display
Display().warning(msg)
except Exception:
import sys
sys.stderr.write(' [WARNING] %s\n' % (msg))
def _deprecated(msg, version):
''' display is not guaranteed here, nor it being the full class, but try anyways, fallback to sys.stderr.write '''
try:
from ansible.utils.display import Display
Display().deprecated(msg, version=version)
except Exception:
import sys
sys.stderr.write(' [DEPRECATED] %s, to be removed in %s\n' % (msg, version))
def set_constant(name, value, export=vars()):
''' sets constants and returns resolved options dict '''
export[name] = value
class _DeprecatedSequenceConstant(Sequence):
def __init__(self, value, msg, version):
self._value = value
self._msg = msg
self._version = version
def __len__(self):
_deprecated(self._msg, self._version)
return len(self._value)
def __getitem__(self, y):
_deprecated(self._msg, self._version)
return self._value[y]
# CONSTANTS ### yes, actual ones
# The following are hard-coded action names
_ACTION_DEBUG = add_internal_fqcns(('debug', ))
_ACTION_IMPORT_PLAYBOOK = add_internal_fqcns(('import_playbook', ))
_ACTION_IMPORT_ROLE = add_internal_fqcns(('import_role', ))
_ACTION_IMPORT_TASKS = add_internal_fqcns(('import_tasks', ))
_ACTION_INCLUDE = add_internal_fqcns(('include', ))
_ACTION_INCLUDE_ROLE = add_internal_fqcns(('include_role', ))
_ACTION_INCLUDE_TASKS = add_internal_fqcns(('include_tasks', ))
_ACTION_INCLUDE_VARS = add_internal_fqcns(('include_vars', ))
_ACTION_META = add_internal_fqcns(('meta', ))
_ACTION_SET_FACT = add_internal_fqcns(('set_fact', ))
_ACTION_SETUP = add_internal_fqcns(('setup', ))
_ACTION_HAS_CMD = add_internal_fqcns(('command', 'shell', 'script'))
_ACTION_ALLOWS_RAW_ARGS = _ACTION_HAS_CMD + add_internal_fqcns(('raw', ))
_ACTION_ALL_INCLUDES = _ACTION_INCLUDE + _ACTION_INCLUDE_TASKS + _ACTION_INCLUDE_ROLE
_ACTION_ALL_INCLUDE_IMPORT_TASKS = _ACTION_INCLUDE + _ACTION_INCLUDE_TASKS + _ACTION_IMPORT_TASKS
_ACTION_ALL_PROPER_INCLUDE_IMPORT_ROLES = _ACTION_INCLUDE_ROLE + _ACTION_IMPORT_ROLE
_ACTION_ALL_PROPER_INCLUDE_IMPORT_TASKS = _ACTION_INCLUDE_TASKS + _ACTION_IMPORT_TASKS
_ACTION_ALL_INCLUDE_ROLE_TASKS = _ACTION_INCLUDE_ROLE + _ACTION_INCLUDE_TASKS
_ACTION_ALL_INCLUDE_TASKS = _ACTION_INCLUDE + _ACTION_INCLUDE_TASKS
_ACTION_FACT_GATHERING = _ACTION_SETUP + add_internal_fqcns(('gather_facts', ))
_ACTION_WITH_CLEAN_FACTS = _ACTION_SET_FACT + _ACTION_INCLUDE_VARS
# http://nezzen.net/2008/06/23/colored-text-in-python-using-ansi-escape-sequences/
COLOR_CODES = {
'black': u'0;30', 'bright gray': u'0;37',
'blue': u'0;34', 'white': u'1;37',
'green': u'0;32', 'bright blue': u'1;34',
'cyan': u'0;36', 'bright green': u'1;32',
'red': u'0;31', 'bright cyan': u'1;36',
'purple': u'0;35', 'bright red': u'1;31',
'yellow': u'0;33', 'bright purple': u'1;35',
'dark gray': u'1;30', 'bright yellow': u'1;33',
'magenta': u'0;35', 'bright magenta': u'1;35',
'normal': u'0',
}
REJECT_EXTS = ('.pyc', '.pyo', '.swp', '.bak', '~', '.rpm', '.md', '.txt', '.rst')
BOOL_TRUE = BOOLEANS_TRUE
COLLECTION_PTYPE_COMPAT = {'module': 'modules'}
DEFAULT_BECOME_PASS = None
DEFAULT_PASSWORD_CHARS = to_text(ascii_letters + digits + ".,:-_", errors='strict') # characters included in auto-generated passwords
DEFAULT_REMOTE_PASS = None
DEFAULT_SUBSET = None
# FIXME: expand to other plugins, but never doc fragments
CONFIGURABLE_PLUGINS = ('become', 'cache', 'callback', 'cliconf', 'connection', 'httpapi', 'inventory', 'lookup', 'netconf', 'shell', 'vars')
# NOTE: always update the docs/docsite/Makefile to match
DOCUMENTABLE_PLUGINS = CONFIGURABLE_PLUGINS + ('module', 'strategy')
IGNORE_FILES = ("COPYING", "CONTRIBUTING", "LICENSE", "README", "VERSION", "GUIDELINES") # ignore during module search
INTERNAL_RESULT_KEYS = ('add_host', 'add_group')
LOCALHOST = ('127.0.0.1', 'localhost', '::1')
MODULE_REQUIRE_ARGS = tuple(add_internal_fqcns(('command', 'win_command', 'ansible.windows.win_command', 'shell', 'win_shell',
'ansible.windows.win_shell', 'raw', 'script')))
MODULE_NO_JSON = tuple(add_internal_fqcns(('command', 'win_command', 'ansible.windows.win_command', 'shell', 'win_shell',
'ansible.windows.win_shell', 'raw')))
RESTRICTED_RESULT_KEYS = ('ansible_rsync_path', 'ansible_playbook_python', 'ansible_facts')
TREE_DIR = None
VAULT_VERSION_MIN = 1.0
VAULT_VERSION_MAX = 1.0
# This matches a string that cannot be used as a valid python variable name i.e 'not-valid', 'not!valid@either' '1_nor_This'
INVALID_VARIABLE_NAMES = re.compile(r'^[\d\W]|[^\w]')
# FIXME: remove once play_context mangling is removed
# the magic variable mapping dictionary below is used to translate
# host/inventory variables to fields in the PlayContext
# object. The dictionary values are tuples, to account for aliases
# in variable names.
COMMON_CONNECTION_VARS = frozenset(('ansible_connection', 'ansible_host', 'ansible_user', 'ansible_shell_executable',
'ansible_port', 'ansible_pipelining', 'ansible_password', 'ansible_timeout',
'ansible_shell_type', 'ansible_module_compression', 'ansible_private_key_file'))
MAGIC_VARIABLE_MAPPING = dict(
# base
connection=('ansible_connection', ),
module_compression=('ansible_module_compression', ),
shell=('ansible_shell_type', ),
executable=('ansible_shell_executable', ),
# connection common
remote_addr=('ansible_ssh_host', 'ansible_host'),
remote_user=('ansible_ssh_user', 'ansible_user'),
password=('ansible_ssh_pass', 'ansible_password'),
port=('ansible_ssh_port', 'ansible_port'),
pipelining=('ansible_ssh_pipelining', 'ansible_pipelining'),
timeout=('ansible_ssh_timeout', 'ansible_timeout'),
private_key_file=('ansible_ssh_private_key_file', 'ansible_private_key_file'),
# networking modules
network_os=('ansible_network_os', ),
connection_user=('ansible_connection_user',),
# ssh TODO: remove
ssh_executable=('ansible_ssh_executable', ),
ssh_common_args=('ansible_ssh_common_args', ),
sftp_extra_args=('ansible_sftp_extra_args', ),
scp_extra_args=('ansible_scp_extra_args', ),
ssh_extra_args=('ansible_ssh_extra_args', ),
ssh_transfer_method=('ansible_ssh_transfer_method', ),
# docker TODO: remove
docker_extra_args=('ansible_docker_extra_args', ),
# become
become=('ansible_become', ),
become_method=('ansible_become_method', ),
become_user=('ansible_become_user', ),
become_pass=('ansible_become_password', 'ansible_become_pass'),
become_exe=('ansible_become_exe', ),
become_flags=('ansible_become_flags', ),
)
# POPULATE SETTINGS FROM CONFIG ###
config = ConfigManager()
# Generate constants from config
for setting in config.data.get_settings():
value = setting.value
if setting.origin == 'default' and \
isinstance(setting.value, string_types) and \
(setting.value.startswith('{{') and setting.value.endswith('}}')):
try:
t = Template(setting.value)
value = t.render(vars())
try:
value = literal_eval(value)
except ValueError:
pass # not a python data structure
except Exception:
pass # not templatable
value = ensure_type(value, setting.type)
set_constant(setting.name, value)
for warn in config.WARNINGS:
_warning(warn)