current state from 2015-11-29

.gitignore

@@ -0,0 +1 @@
+*~

tasks/main.yml

@@ -0,0 +1,24 @@
+---
+
+- name: blkid
+  command: blkid
+  register: blkid
+  
+- name: set devices
+  set_fact: mdraid_devices={{ _mdraid_devices }}
+
+- name: zero superblock
+  command:
+    mdadm --zero-superblock
+    {{ item.devices | join(" ")  }}
+  with_items: "{{ mdraid_devices }}"
+
+- name: create
+  command:
+    mdadm --create
+    {{ item.device }}
+    --level={{ item.level | default(1) }}
+    --raid-devices={{ item.devices | length }}
+    --metadata={{ item.metadata | default("1.2") }}
+    {{ item.devices | join(" ")  }}
+  with_items: "{{ mdraid_devices }}"

templates/set_fact-blkid-mdraid.j2

@@ -0,0 +1,3 @@
+{% for device in ( md.devices |  ) %}
+- {{  }}
+{% endfor %}

templates/set_fact-mdraid_devices.j2

@@ -0,0 +1,19 @@
+{% for md in mdraid_devices %}
+- devices:
+{% if md.devices is string  %}
+{% for blk in blkid.stdout_lines %}
+{% if md.devices in blk %}
+    - {{ blk.split(":")[0] }}
+{% endif %}
+{% endfor %}
+{% else %}
+{% for device in md.devices %}
+    - {{ device }}
+{% endfor %}
+{% endif %}
+{% for key,val in md.iteritems() %}
+{% if key != "devices" %}
+  {{ key }}: {{ val | to_json }}
+{% endif %}
+{% endfor %}
+{% endfor %}

vars/main.yml

@@ -0,0 +1 @@
+_mdraid_devices: "{{ lookup('template','set_fact-mdraid_devices.j2') | from_yaml }}"