NEO: instanciate a single admin node, by default in the first subpartition

software/neoppod/root-common.cfg.in

@@ -61,19 +61,27 @@ software-type = {{ software_type }}
 {%   do storage_count.append(node.get('storage-count', 1)) -%}
 {% endfor -%}
 config-autostart = {{ dumps(sum(storage_count)) }}
-{% do assert(replicas < len(node_list)) -%}
-{% for i, node in enumerate(node_list) -%}
-{%   set section_id =  prefix ~ i -%}
-{%   do section_id_list.append(section_id) -%}
+{%- do assert(replicas < len(node_list)) %}
+{%- set admin_list = [] %}
+{%- for i, node in enumerate(node_list) %}
+{%-   set section_id =  prefix ~ i %}
+{%-   do section_id_list.append(section_id) %}
+{%-   if admin_list %}
+{%-     do node.setdefault('admin', 0) %}
+{%-   endif %}
 
 [{{section_id}}]
 <= {{ prefix }}request-common
 name = {{ section_id }}
-{%   for k, v in node.iteritems() -%}
+{%-   if node.get('admin') != 0 %}
+{%-     do admin_list.append(node) %}
+{%-   endif %}
+{%-   for k, v in node.iteritems() %}
 config-{{ k }} = {{ dumps(v) }}
-{%   endfor -%}
+{%-   endfor %}
 {{ sla(section_id) }}
-{% endfor -%}
+{%- endfor %}
+{%- do assert(len(admin_list) == 1, admin_list) %}
 
 [{{section(prefix ~ 'cluster')}}]
 recipe = slapos.cookbook:neoppod.cluster

software/neoppod/software-common.cfg

@@ -112,7 +112,7 @@ adapter-context =
 
 [root-common]
 <= download-base-neo
-md5sum = 15fa47a59cc3019f59612aaf33bd9ec5
+md5sum = 22ae2edfcbc7b7ef2a3128cb75e9f456
 
 [instance-neo-admin]
 <= download-base-neo