Merge pull request #1082 from albertomurillo/v2.2

sync config_template plugin with master branch

diff --cc roles/ceph-common/tasks/facts.yml
index 4491f68749729f35a0cf4ab051e695a74fc6b863,4491f68749729f35a0cf4ab051e695a74fc6b863..dd6129517de69713ae44564cef9444844bdea7cc
--- 1/roles/ceph-common/tasks/facts.yml
--- 2/roles/ceph-common/tasks/facts.yml
+++ b/roles/ceph-common/tasks/facts.yml
@@@ -2,7 -2,7 +2,7 @@@
  - name: get ceph version
    command: ceph --version
    changed_when: false
--  always_run: true
++  check_mode: no
    register: ceph_version
  
  - set_fact:
@@@ -12,7 -12,7 +12,7 @@@
  - name: check init system
    slurp:
      src: /proc/1/comm
--  always_run: true
++  check_mode: no
    register: init_system
  
  - set_fact:

diff --cc roles/ceph-common/tasks/misc/system_tuning.yml
index b63d4096e20fb1bc9306de560cee122be42399b1,b63d4096e20fb1bc9306de560cee122be42399b1..5b38a63b3dfe551fe347f597262a43c0abe1c819
--- 1/roles/ceph-common/tasks/misc/system_tuning.yml
--- 2/roles/ceph-common/tasks/misc/system_tuning.yml
+++ b/roles/ceph-common/tasks/misc/system_tuning.yml
@@@ -14,7 -14,7 +14,7 @@@
    command: sysctl -b vm.min_free_kbytes
    changed_when: false
    failed_when: false
--  always_run: true
++  check_mode: no
    register: default_vm_min_free_kbytes
  
  - name: define vm.min_free_kbytes