def getTemplatePath(self):
kkdir = PathFinder.find_kolla_kubernetes_dir()
path = os.path.join(kkdir, self.getTemplate())
assert os.path.exists(path)
return path
def GetJinjaDict(service_name=None, cli_args={}, debug_regex=None):
# check the cache first
cache_key = ((service_name if service_name is not None else "None") +
str(cli_args) +
(debug_regex if debug_regex is not None else "None"))
if cache_key in KollaKubernetesResources._jinja_dict_cache:
return KollaKubernetesResources._jinja_dict_cache[cache_key]
# Apply basic variables that aren't defined in any config file
jvars = {'node_config_directory': '', 'timestamp': str(time.time())}
# Add the cli args to the template vars, to be fed into templates
jvars["kolla_kubernetes"] = {
"cli": {
"args": YamlUtils.yaml_dict_normalize(cli_args)
}
}
# Create the prioritized list of config files that need to be
# merged. Search method for config files: locks onto the first
# path where the file exists. Search method for template files:
# locks onto the first path that exists, and then expects the file
# to be there.
kolla_k8s_dir = PathFinder.find_kolla_kubernetes_dir()
files = [
PathFinder.find_config_file('kolla-kubernetes.yml'),
PathFinder.find_config_file('globals.yml'),
PathFinder.find_config_file('passwords.yml'),
os.path.join(kolla_k8s_dir, 'ansible/group_vars/all.yml')
]
if service_name is not None:
ansible_roles_dir = os.path.join(kolla_k8s_dir, 'ansible/roles')
service_ansible_file = os.path.join(ansible_roles_dir,
service_name,
'defaults/main.yml')
if os.path.exists(service_ansible_file):
files.append(service_ansible_file)
files.append(
os.path.join(kolla_k8s_dir,
'ansible/roles/common/defaults/main.yml'))
# FIXME I think we need a way to add aditional roles to services
# in the service_resources.yaml.
files.append(
os.path.join(kolla_k8s_dir,
'ansible/roles/neutron/defaults/main.yml'))
# Create the config dict
x = JinjaUtils.merge_configs_to_dict(reversed(files), jvars,
debug_regex)
# Render values containing nested jinja variables
r = JinjaUtils.dict_self_render(x)
# Add a self referential link so templates can look up things by name.
r['global'] = r
# Fix up hostlabels so that they are always strings. Kubernetes
# expects this.
for (key, value) in r.items():
if key.startswith('kolla_kubernetes_hostlabel_'):
value['value'] = "'%s'" % value['value'].replace("'", "''")
if os.environ.get('KOLLA_KUBERNETES_TOX', None):
r['kolla_kubernetes_namespace'] = 'not_real_namespace'
# Update the cache
KollaKubernetesResources._jinja_dict_cache[cache_key] = r
return r