def _get_role_path(self, role):
"""
Returns the path on disk to the directory containing
the role directories like tasks, templates, etc. Also
returns any variables that were included with the role
"""
orig_path = template(self.basedir, role, self.vars)
role_vars = {}
if type(orig_path) == dict:
# what, not a path?
parsed_role = utils.role_yaml_parse(orig_path)
role_name = parsed_role.get('role', parsed_role.get('name'))
if role_name is None:
raise errors.AnsibleError(
"expected a role name in dictionary: %s" % orig_path)
role_vars = orig_path
else:
role_name = utils.role_spec_parse(orig_path)["name"]
role_path = None
possible_paths = [
utils.path_dwim(self.basedir, os.path.join('roles', role_name)),
utils.path_dwim(self.basedir, role_name)
]
if C.DEFAULT_ROLES_PATH:
search_locations = C.DEFAULT_ROLES_PATH.split(os.pathsep)
for loc in search_locations:
loc = os.path.expanduser(loc)
possible_paths.append(utils.path_dwim(loc, role_name))
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 _get_role_path(self, role):
"""
Returns the path on disk to the directory containing
the role directories like tasks, templates, etc. Also
returns any variables that were included with the role
"""
orig_path = template(self.basedir,role,self.vars)
role_vars = {}
if type(orig_path) == dict:
# what, not a path?
parsed_role = utils.role_yaml_parse(orig_path)
role_name = parsed_role.get('role', parsed_role.get('name'))
if role_name is None:
raise errors.AnsibleError("expected a role name in dictionary: %s" % orig_path)
role_vars = orig_path
else:
role_name = utils.role_spec_parse(orig_path)["name"]
role_path = None
possible_paths = [
utils.path_dwim(self.basedir, os.path.join('roles', role_name)),
utils.path_dwim(self.basedir, role_name)
]
if C.DEFAULT_ROLES_PATH:
search_locations = C.DEFAULT_ROLES_PATH.split(os.pathsep)
for loc in search_locations:
loc = os.path.expanduser(loc)
possible_paths.append(utils.path_dwim(loc, role_name))
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 _load_roles(self, roles, ds):
# a role is a name that auto-includes the following if they exist
# <rolename>/tasks/main.yml
# <rolename>/handlers/main.yml
# <rolename>/vars/main.yml
# <rolename>/library
# and it auto-extends tasks/handlers/vars_files/module paths as appropriate if found
if roles is None:
roles = []
if type(roles) != list:
raise errors.AnsibleError("value of 'roles:' must be a list")
new_tasks = []
new_handlers = []
new_vars_files = []
defaults_files = []
pre_tasks = ds.get('pre_tasks', None)
if type(pre_tasks) != list:
pre_tasks = []
for x in pre_tasks:
new_tasks.append(x)
# flush handlers after pre_tasks
new_tasks.append(dict(meta='flush_handlers'))
roles = self._build_role_dependencies(roles, [], self.vars)
# give each role an uuid and
# make role_path available as variable to the task
for idx, val in enumerate(roles):
this_uuid = str(uuid.uuid4())
roles[idx][-2]['role_uuid'] = this_uuid
roles[idx][-2]['role_path'] = roles[idx][1]
role_names = []
for (role,role_path,role_vars,default_vars) in roles:
# special vars must be extracted from the dict to the included tasks
special_keys = [ "sudo", "sudo_user", "when", "with_items" ]
special_vars = {}
for k in special_keys:
if k in role_vars:
special_vars[k] = role_vars[k]
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'))
meta_basepath = utils.path_dwim(self.basedir, os.path.join(role_path, 'meta'))
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)
meta_file = self._resolve_main(meta_basepath)
defaults_file = self._resolve_main(defaults_basepath)
library = utils.path_dwim(self.basedir, os.path.join(role_path, 'library'))
missing = lambda f: not os.path.isfile(f)
if missing(task) and missing(handler) and missing(vars_file) and missing(defaults_file) and missing(meta_file) and not os.path.isdir(library):
raise errors.AnsibleError("found role at %s, but cannot find %s or %s or %s or %s or %s or %s" % (role_path, task, handler, vars_file, defaults_file, meta_file, library))
if isinstance(role, dict):
role_name = role['role']
else:
role_name = utils.role_spec_parse(role)["name"]
role_names.append(role_name)
if os.path.isfile(task):
nt = dict(include=pipes.quote(task), vars=role_vars, default_vars=default_vars, role_name=role_name)
for k in special_keys:
if k in special_vars:
nt[k] = special_vars[k]
new_tasks.append(nt)
if os.path.isfile(handler):
nt = dict(include=pipes.quote(handler), vars=role_vars, role_name=role_name)
for k in special_keys:
if k in special_vars:
nt[k] = special_vars[k]
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)
tasks = ds.get('tasks', None)
post_tasks = ds.get('post_tasks', None)
handlers = ds.get('handlers', None)
vars_files = ds.get('vars_files', None)
if type(tasks) != list:
tasks = []
if type(handlers) != list:
handlers = []
if type(vars_files) != list:
vars_files = []
if type(post_tasks) != list:
post_tasks = []
new_tasks.extend(tasks)
# flush handlers after tasks + role tasks
new_tasks.append(dict(meta='flush_handlers'))
new_tasks.extend(post_tasks)
# flush handlers after post tasks
new_tasks.append(dict(meta='flush_handlers'))
new_handlers.extend(handlers)
new_vars_files.extend(vars_files)
ds['tasks'] = new_tasks
ds['handlers'] = new_handlers
ds['vars_files'] = new_vars_files
ds['role_names'] = role_names
self.default_vars = self._load_role_defaults(defaults_files)
return ds
def _load_roles(self, roles, ds):
# a role is a name that auto-includes the following if they exist
# <rolename>/tasks/main.yml
# <rolename>/handlers/main.yml
# <rolename>/vars/main.yml
# <rolename>/library
# and it auto-extends tasks/handlers/vars_files/module paths as appropriate if found
if roles is None:
roles = []
if type(roles) != list:
raise errors.AnsibleError("value of 'roles:' must be a list")
new_tasks = []
new_handlers = []
new_vars_files = []
defaults_files = []
pre_tasks = ds.get('pre_tasks', None)
if type(pre_tasks) != list:
pre_tasks = []
for x in pre_tasks:
new_tasks.append(x)
# flush handlers after pre_tasks
new_tasks.append(dict(meta='flush_handlers'))
roles = self._build_role_dependencies(roles, [], {})
# give each role an uuid and
# make role_path available as variable to the task
for idx, val in enumerate(roles):
this_uuid = str(uuid.uuid4())
roles[idx][-2]['role_uuid'] = this_uuid
roles[idx][-2]['role_path'] = roles[idx][1]
role_names = []
for (role, role_path, role_vars, default_vars) in roles:
# special vars must be extracted from the dict to the included tasks
special_keys = ["sudo", "sudo_user", "when", "with_items"]
special_vars = {}
for k in special_keys:
if k in role_vars:
special_vars[k] = role_vars[k]
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'))
meta_basepath = utils.path_dwim(self.basedir,
os.path.join(role_path, 'meta'))
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)
meta_file = self._resolve_main(meta_basepath)
defaults_file = self._resolve_main(defaults_basepath)
library = utils.path_dwim(self.basedir,
os.path.join(role_path, 'library'))
missing = lambda f: not os.path.isfile(f)
if missing(task) and missing(handler) and missing(
vars_file) and missing(defaults_file) and missing(
meta_file) and not os.path.isdir(library):
raise errors.AnsibleError(
"found role at %s, but cannot find %s or %s or %s or %s or %s or %s"
% (role_path, task, handler, vars_file, defaults_file,
meta_file, library))
if isinstance(role, dict):
role_name = role['role']
else:
role_name = utils.role_spec_parse(role)["name"]
role_names.append(role_name)
if os.path.isfile(task):
nt = dict(include=pipes.quote(task),
vars=role_vars,
default_vars=default_vars,
role_name=role_name)
for k in special_keys:
if k in special_vars:
nt[k] = special_vars[k]
new_tasks.append(nt)
if os.path.isfile(handler):
nt = dict(include=pipes.quote(handler),
vars=role_vars,
role_name=role_name)
for k in special_keys:
if k in special_vars:
nt[k] = special_vars[k]
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)
tasks = ds.get('tasks', None)
post_tasks = ds.get('post_tasks', None)
handlers = ds.get('handlers', None)
vars_files = ds.get('vars_files', None)
if type(tasks) != list:
tasks = []
if type(handlers) != list:
handlers = []
if type(vars_files) != list:
vars_files = []
if type(post_tasks) != list:
post_tasks = []
new_tasks.extend(tasks)
# flush handlers after tasks + role tasks
new_tasks.append(dict(meta='flush_handlers'))
new_tasks.extend(post_tasks)
# flush handlers after post tasks
new_tasks.append(dict(meta='flush_handlers'))
new_handlers.extend(handlers)
new_vars_files.extend(vars_files)
ds['tasks'] = new_tasks
ds['handlers'] = new_handlers
ds['vars_files'] = new_vars_files
ds['role_names'] = role_names
self.default_vars = self._load_role_defaults(defaults_files)
return ds
