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Made groups.groupname and group_names variables accessible in playbooks.

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This commit is contained in:
Timothy Appnel 2012-09-07 18:07:52 -04:00
parent 0709c48f64
commit 20fc6a29d3
2 changed files with 16 additions and 6 deletions
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14
lib/ansible/inventory/__init__.py
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@ -35,7 +35,7 @@ class Inventory(object):
"""
__slots__ = [ 'host_list', 'groups', '_restriction', '_also_restriction', '_subset', '_is_script',
'parser', '_vars_per_host', '_vars_per_group', '_hosts_cache' ]
'parser', '_vars_per_host', '_vars_per_group', '_hosts_cache', '_groups_list' ]
def __init__(self, host_list=C.DEFAULT_HOST_LIST):
@ -49,6 +49,7 @@ class Inventory(object):
self._vars_per_host = {}
self._vars_per_group = {}
self._hosts_cache = {}
self._groups_list = {}
# the inventory object holds a list of groups
self.groups = []
@ -213,6 +214,17 @@ class Inventory(object):
continue
return results
def groups_list(self):
if not self._groups_list:
groups = {}
for g in self.groups:
groups[g.name] = [h.name for h in g.get_hosts()]
ancestors = g.get_ancestors()
for a in ancestors:
groups[a.name] = [h.name for h in a.get_hosts()]
self._groups_list = groups
return self._groups_list
def get_groups(self):
return self.groups

8
lib/ansible/runner/__init__.py
View file

@ -250,17 +250,15 @@ class Runner(object):
inject.update(self.module_vars)
inject.update(self.setup_cache[host])
inject['hostvars'] = self.setup_cache
inject['group_names'] = host_variables.get('group_names', [])
inject['groups'] = self.inventory.groups_list()
# allow with_items to work in playbooks...
# apt and yum are converted into a single call, others run in a loop
items = self.module_vars.get('items', [])
if isinstance(items, basestring) and items.startswith("$"):
items = items.replace("$","")
if items in inject:
items = inject[items]
else:
raise errors.AnsibleError("unbound variable in with_items: %s" % items)
items = utils.varLookup(items, inject)
if type(items) != list:
raise errors.AnsibleError("with_items only takes a list: %s" % items)