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Merge branch 'defaults' of https://github.com/smoothify/ansible into smoothify-defaults

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This commit is contained in:
James Cammarata 2013-08-28 16:24:37 -05:00
commit f66683863e
1 changed files with 25 additions and 0 deletions
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25
lib/ansible/playbook/play.py
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@ -183,6 +183,20 @@ class Play(object):
dep_stack.append([role,role_path,role_vars])
return dep_stack
def _load_role_defaults(self, defaults_files):
# process default variables
default_vars = {}
for filename in defaults_files:
if os.path.exists(filename):
new_default_vars = utils.parse_yaml_from_file(filename)
if new_default_vars:
if type(new_default_vars) != dict:
raise errors.AnsibleError("%s must be stored as dictonary/hash: %s" % (filename, type(new_default_vars)))
default_vars = utils.combine_vars(default_vars, new_default_vars)
return default_vars
def _load_roles(self, roles, ds):
# a role is a name that auto-includes the following if they exist
# <rolename>/tasks/main.yml
@ -199,6 +213,7 @@ class Play(object):
new_tasks = []
new_handlers = []
new_vars_files = []
defaults_files = []
pre_tasks = ds.get('pre_tasks', None)
if type(pre_tasks) != list:
@ -222,10 +237,13 @@ class Play(object):
task_basepath = utils.path_dwim(self.basedir, os.path.join(role_path, 'tasks'))
handler_basepath = utils.path_dwim(self.basedir, os.path.join(role_path, 'handlers'))
vars_basepath = utils.path_dwim(self.basedir, os.path.join(role_path, 'vars'))
defaults_basepath = utils.path_dwim(self.basedir, os.path.join(role_path, 'defaults'))
task = self._resolve_main(task_basepath)
handler = self._resolve_main(handler_basepath)
vars_file = self._resolve_main(vars_basepath)
defaults_file = self._resolve_main(defaults_basepath)
library = utils.path_dwim(self.basedir, os.path.join(role_path, 'library'))
if not os.path.isfile(task) and not os.path.isfile(handler) and not os.path.isfile(vars_file) and not os.path.isdir(library):
@ -244,6 +262,8 @@ class Play(object):
new_handlers.append(nt)
if os.path.isfile(vars_file):
new_vars_files.append(vars_file)
if os.path.isfile(defaults_file):
defaults_files.append(defaults_file)
if os.path.isdir(library):
utils.plugins.module_finder.add_directory(library)
@ -275,6 +295,11 @@ class Play(object):
ds['handlers'] = new_handlers
ds['vars_files'] = new_vars_files
defaults = self._load_role_defaults(defaults_files)
# merge default vars with self.vars, with vars taking precedence.
if defaults:
self.vars = utils.combine_vars(defaults, self.vars)
return ds
# *************************************************