Fix auto uuid generation

Signed-off-by: Sébastien Han <sebastien.han@enovance.com>

.gitignore

@@ -1,4 +1,4 @@
 .vagrant
 *.vdi
 *.keyring
-fetch/4a158d27-f750-41d5-9e7f-26ce4c9d2d45
+fetch/*

roles/ceph-common/tasks/main.yml

@@ -23,11 +23,15 @@
   register: socket
 
 - name: Generate cluster UUID
-  shell: "uuidgen | tee /etc/ceph/ceph_cluster_uuid.conf" creates=/etc/ceph/ceph_cluster_uuid.conf
+  shell: uuidgen | tee fetch/ceph_cluster_uuid.conf creates=fetch/ceph_cluster_uuid.conf
+  connection: local
+  sudo: false
   register: cluster_uuid
 
 - name: Read cluster UUID if it already exists
-  command: cat /etc/ceph/ceph_cluster_uuid.conf removes=/etc/ceph/ceph_cluster_uuid.conf
+  command: cat fetch/ceph_cluster_uuid.conf removes=fetch/ceph_cluster_uuid.conf
+  connection: local
+  sudo: false
   register: cluster_uuid
 
 - name: Generate Ceph configuration file