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Adding config flag role_path for common/global roles

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Using ANSIBLE_ROLE_PATH environment variable or role_path in ansible.cfg
can configure paths where roles will be searched for
extra paths will only be used as a backup once regular locations are exhausted
This commit is contained in:
Thomas Omans 2013-09-27 10:03:28 -07:00 committed by Michael DeHaan
parent 43df00550d
commit 632232259a
3 changed files with 23 additions and 9 deletions
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1
examples/ansible.cfg
View file

@ -12,6 +12,7 @@
hostfile = /etc/ansible/hosts
library = /usr/share/ansible
#roles_path = /etc/ansible/roles
remote_tmp = $HOME/.ansible/tmp
pattern = *
forks = 5

1
lib/ansible/constants.py
View file

@ -95,6 +95,7 @@ DEFAULTS='defaults'
# configurable things
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_ROLES_PATH = get_config(p, DEFAULTS, 'roles_path', 'ANSIBLE_ROLES_PATH', None)
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')
DEFAULT_PATTERN = get_config(p, DEFAULTS, 'pattern', None, '*')

30
lib/ansible/playbook/play.py
View file

@ -21,6 +21,7 @@ from ansible.utils.template import template
from ansible import utils
from ansible import errors
from ansible.playbook.task import Task
import ansible.constants as C
import pipes
import shlex
import os
@ -148,16 +149,27 @@ class Play(object):
role_vars = orig_path
orig_path = role_name
path = utils.path_dwim(self.basedir, os.path.join('roles', orig_path))
if not os.path.isdir(path) and not orig_path.startswith(".") and not orig_path.startswith("/"):
path2 = utils.path_dwim(self.basedir, orig_path)
if not os.path.isdir(path2):
raise errors.AnsibleError("cannot find role in %s or %s" % (path, path2))
path = path2
elif not os.path.isdir(path):
raise errors.AnsibleError("cannot find role in %s" % (path))
role_path = None
return (path, role_vars)
possible_paths = [
utils.path_dwim(self.basedir, os.path.join('roles', orig_path)),
utils.path_dwim(self.basedir, orig_path)
]
if C.DEFAULT_ROLES_PATH:
search_locations = C.DEFAULT_ROLES_PATH.split(os.pathsep)
for loc in search_locations:
possible_paths.append(utils.path_dwim(loc, orig_path))
for path_option in possible_paths:
if os.path.isdir(path_option):
role_path = path_option
break
if role_path is None:
raise errors.AnsibleError("cannot find role in %s" % " or ".join(possible_paths))
return (role_path, role_vars)
def _build_role_dependencies(self, roles, dep_stack, passed_vars={}, level=0):
# this number is arbitrary, but it seems sane