Don't fail if graph is empty
Change-Id: Id8fbf6f94533346af6ceea10257cd4d2dd745a6a
diff --git a/salt/meta/salt.yml b/salt/meta/salt.yml
index cb50afd..91c0dfe 100644
--- a/salt/meta/salt.yml
+++ b/salt/meta/salt.yml
@@ -3,7 +3,7 @@
{%- set grains_fragment_file = service_name+'/meta/meta.yml' %}
{%- macro load_grains_file() %}{% include grains_fragment_file ignore missing %}{% endmacro %}
{%- set grains_yaml = load_grains_file()|load_yaml %}
- {%- if grains_yaml is mapping %}
+ {%- if grains_yaml is mapping and grains_yaml.graph %}
{%- for node in grains_yaml.graph if grains_yaml.graph %}
{%- do service_grains.salt.graph.append(node) %}
{%- endfor %}