Add support for using loopback devices as OSDs

This is particularly useful in CI environments where you dont have
the option of adding extra devices or volumes to the host. It is also
a simple change to support loopback devices

diff --git a/roles/ceph-osd/tasks/activate_osds.yml b/roles/ceph-osd/tasks/activate_osds.yml
index bedd475e0c818c72f0f57028a18d24fd4e1c4fb1..7b4bf1620e4433021bfc2f21206c0ff9aaf618c2 100644 (file)
--- a/roles/ceph-osd/tasks/activate_osds.yml
+++ b/roles/ceph-osd/tasks/activate_osds.yml
@@ -3,7 +3,7 @@
 # partition.
 
 - name: activate osd(s) when device is a disk
-  command: ceph-disk activate {{ item | regex_replace('^(\/dev\/cciss\/c[0-9]{1}d[0-9]{1})$', '\\1p') }}1
+  command: ceph-disk activate "{{ item | regex_replace('^(\/dev\/cciss\/c[0-9]{1}d[0-9]{1})$', '\1p') | regex_replace('^(\/dev\/loop[0-9]{1})$', '\1p') }}1"
   with_items:
     - "{{ devices|unique }}"
   changed_when: false
@@ -13,7 +13,7 @@
     - not dmcrypt
 
 - name: activate osd(s) when device is a disk (dmcrypt)
-  command: ceph-disk activate --dmcrypt {{ item | regex_replace('^(\/dev\/cciss\/c[0-9]{1}d[0-9]{1})$', '\\1p') }}1
+  command: ceph-disk activate --dmcrypt "{{ item | regex_replace('^(\/dev\/cciss\/c[0-9]{1}d[0-9]{1})$', '\1p') | regex_replace('^(\/dev\/loop[0-9]{1})$', '\1p') }}1"
   with_items:
     - "{{ devices|unique }}"
   changed_when: false