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Makes host key checking the default behavior but can be disabled in ansible.cfg or by environment variable.

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This commit is contained in:
Michael DeHaan 2013-07-03 16:47:20 -04:00
commit 9db4f7a9a6
5 changed files with 117 additions and 11 deletions
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33
lib/ansible/constants.py
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@ -20,7 +20,25 @@ import pwd
import sys
import ConfigParser
def get_config(p, section, key, env_var, default):
# copied from utils, avoid circular reference fun :)
def mk_boolean(value):
val = str(value)
if val.lower() in [ "true", "t", "y", "1", "yes" ]:
return True
else:
return False
def get_config(p, section, key, env_var, default, boolean=False, integer=False):
''' return a configuration variable with casting '''
value = _get_config(p, section, key, env_var, default)
if boolean:
return mk_boolean(value)
if integer:
return int(value)
return value
def _get_config(p, section, key, env_var, default, boolean=True):
''' helper function for get_config '''
if env_var is not None:
value = os.environ.get(env_var, None)
if value is not None:
@ -70,7 +88,7 @@ else:
DEFAULTS='defaults'
# configurable things
DEFAULT_HOST_LIST = shell_expand_path(get_config(p, DEFAULTS, 'hostfile', 'ANSIBLE_HOSTS', '/etc/ansible/hosts'))
DEFAULT_HOST_LIST = shell_expand_path(get_config(p, DEFAULTS, 'hostfile', 'ANSIBLE_HOSTS', '/etc/ansible/hosts'))
DEFAULT_MODULE_PATH = get_config(p, DEFAULTS, 'library', 'ANSIBLE_LIBRARY', DIST_MODULE_PATH)
DEFAULT_REMOTE_TMP = shell_expand_path(get_config(p, DEFAULTS, 'remote_tmp', 'ANSIBLE_REMOTE_TEMP', '$HOME/.ansible/tmp'))
DEFAULT_MODULE_NAME = get_config(p, DEFAULTS, 'module_name', None, 'command')
@ -81,20 +99,20 @@ DEFAULT_MODULE_LANG = get_config(p, DEFAULTS, 'module_lang', 'ANSIBLE
DEFAULT_TIMEOUT = get_config(p, DEFAULTS, 'timeout', 'ANSIBLE_TIMEOUT', 10)
DEFAULT_POLL_INTERVAL = get_config(p, DEFAULTS, 'poll_interval', 'ANSIBLE_POLL_INTERVAL', 15)
DEFAULT_REMOTE_USER = get_config(p, DEFAULTS, 'remote_user', 'ANSIBLE_REMOTE_USER', active_user)
DEFAULT_ASK_PASS = get_config(p, DEFAULTS, 'ask_pass', 'ANSIBLE_ASK_PASS', False)
DEFAULT_ASK_PASS = get_config(p, DEFAULTS, 'ask_pass', 'ANSIBLE_ASK_PASS', False, boolean=True)
DEFAULT_PRIVATE_KEY_FILE = shell_expand_path(get_config(p, DEFAULTS, 'private_key_file', 'ANSIBLE_PRIVATE_KEY_FILE', None))
DEFAULT_SUDO_USER = get_config(p, DEFAULTS, 'sudo_user', 'ANSIBLE_SUDO_USER', 'root')
DEFAULT_ASK_SUDO_PASS = get_config(p, DEFAULTS, 'ask_sudo_pass', 'ANSIBLE_ASK_SUDO_PASS', False)
DEFAULT_ASK_SUDO_PASS = get_config(p, DEFAULTS, 'ask_sudo_pass', 'ANSIBLE_ASK_SUDO_PASS', False, boolean=True)
DEFAULT_REMOTE_PORT = int(get_config(p, DEFAULTS, 'remote_port', 'ANSIBLE_REMOTE_PORT', 22))
DEFAULT_TRANSPORT = get_config(p, DEFAULTS, 'transport', 'ANSIBLE_TRANSPORT', 'paramiko')
DEFAULT_SCP_IF_SSH = get_config(p, 'ssh_connection', 'scp_if_ssh', 'ANSIBLE_SCP_IF_SSH', False)
DEFAULT_SCP_IF_SSH = get_config(p, 'ssh_connection', 'scp_if_ssh', 'ANSIBLE_SCP_IF_SSH', False, boolean=True)
DEFAULT_MANAGED_STR = get_config(p, DEFAULTS, 'ansible_managed', None, 'Ansible managed: {file} modified on %Y-%m-%d %H:%M:%S by {uid} on {host}')
DEFAULT_SYSLOG_FACILITY = get_config(p, DEFAULTS, 'syslog_facility', 'ANSIBLE_SYSLOG_FACILITY', 'LOG_USER')
DEFAULT_KEEP_REMOTE_FILES = get_config(p, DEFAULTS, 'keep_remote_files', 'ANSIBLE_KEEP_REMOTE_FILES', '0')
DEFAULT_SUDO_EXE = get_config(p, DEFAULTS, 'sudo_exe', 'ANSIBLE_SUDO_EXE', 'sudo')
DEFAULT_SUDO_FLAGS = get_config(p, DEFAULTS, 'sudo_flags', 'ANSIBLE_SUDO_FLAGS', '-H')
DEFAULT_HASH_BEHAVIOUR = get_config(p, DEFAULTS, 'hash_behaviour', 'ANSIBLE_HASH_BEHAVIOUR', 'replace')
DEFAULT_LEGACY_PLAYBOOK_VARIABLES = get_config(p, DEFAULTS, 'legacy_playbook_variables', 'ANSIBLE_LEGACY_PLAYBOOK_VARIABLES', 'yes')
DEFAULT_LEGACY_PLAYBOOK_VARIABLES = get_config(p, DEFAULTS, 'legacy_playbook_variables', 'ANSIBLE_LEGACY_PLAYBOOK_VARIABLES', True, boolean=True)
DEFAULT_JINJA2_EXTENSIONS = get_config(p, DEFAULTS, 'jinja2_extensions', 'ANSIBLE_JINJA2_EXTENSIONS', None)
DEFAULT_EXECUTABLE = get_config(p, DEFAULTS, 'executable', 'ANSIBLE_EXECUTABLE', '/bin/sh')
@ -110,7 +128,8 @@ ANSIBLE_NOCOWS = get_config(p, DEFAULTS, 'nocows', 'ANSIBLE_NOCO
ANSIBLE_SSH_ARGS = get_config(p, 'ssh_connection', 'ssh_args', 'ANSIBLE_SSH_ARGS', None)
ZEROMQ_PORT = int(get_config(p, 'fireball', 'zeromq_port', 'ANSIBLE_ZEROMQ_PORT', 5099))
DEFAULT_UNDEFINED_VAR_BEHAVIOR = get_config(p, DEFAULTS, 'error_on_undefined_vars', 'ANSIBLE_ERROR_ON_UNDEFINED_VARS', False)
DEFAULT_UNDEFINED_VAR_BEHAVIOR = get_config(p, DEFAULTS, 'error_on_undefined_vars', 'ANSIBLE_ERROR_ON_UNDEFINED_VARS', False, boolean=True)
HOST_KEY_CHECKING = get_config(p, DEFAULTS, 'host_key_checking', 'ANSIBLE_HOST_KEY_CHECKING', True, boolean=True)
# non-configurable things
DEFAULT_SUDO_PASS = None