managed auth keys

PROD-17856

Change-Id: I3c6f153b603f68a38b8726703b7b129f27e106c8
diff --git a/xtrabackup/files/authorized_keys b/xtrabackup/files/authorized_keys
new file mode 100644
index 0000000..693fee0
--- /dev/null
+++ b/xtrabackup/files/authorized_keys
@@ -0,0 +1,19 @@
+{%- from "xtrabackup/map.jinja" import server with context %}
+{%- for key_name, key in server.key.iteritems() %}
+{%- if key.get('enabled', False) %}
+{%- set clients = [] %}
+{%- if server.restrict_clients %}
+  {%- for node_name, node_grains in salt['mine.get']('*', 'grains.items').iteritems() %}
+    {%- if node_grains.get('xtrabackup', {}).get('client') %}
+    {%- set client = node_grains.xtrabackup.get("client") %}
+      {%- if client.get('addresses') and client.get('addresses', []) is iterable %}
+        {%- for address in client.addresses %}
+          {%- do clients.append(address|string) %}
+        {%- endfor %}
+      {%- endif %}
+    {%- endif %}
+  {%- endfor %}
+{%- endif %}
+no-pty{%- if clients %},from="{{ clients|join(',') }}"{%- endif %} {{ key.key }}
+{%- endif %}
+{%- endfor %}
diff --git a/xtrabackup/server.sls b/xtrabackup/server.sls
index 988b2b4..59296ff 100644
--- a/xtrabackup/server.sls
+++ b/xtrabackup/server.sls
@@ -42,48 +42,16 @@
     - user: xtrabackup_user
     - pkg: xtrabackup_server_packages
 
-{%- for key_name, key in server.key.iteritems() %}
-
-{%- if key.get('enabled', False) %}
-
-{%- set clients = [] %}
-{%- if server.restrict_clients %}
-  {%- for node_name, node_grains in salt['mine.get']('*', 'grains.items').iteritems() %}
-    {%- if node_grains.get('xtrabackup', {}).get('client') %}
-    {%- set client = node_grains.xtrabackup.get("client") %}
-      {%- if client.get('addresses') and client.get('addresses', []) is iterable %}
-        {%- for address in client.addresses %}
-          {%- do clients.append(address|string) %}
-        {%- endfor %}
-      {%- endif %}
-    {%- endif %}
-  {%- endfor %}
-{%- endif %}
-
-xtrabackup_key_{{ key.key }}:
-  ssh_auth.present:
+{{ server.backup_dir }}/.ssh/authorized_keys:
+  file.managed:
   - user: xtrabackup
-  - name: {{ key.key }}
-  - options:
-    - no-pty
-{%- if clients %}
-    - from="{{ clients|join(',') }}"
-{%- endif %}
+  - group: xtrabackup
+  - template: jinja
+  - source: salt://xtrabackup/files/authorized_keys
   - require:
     - file: {{ server.backup_dir }}/full
     - file: {{ server.backup_dir }}/incr
 
-{%- else %}
-
-xtrabackup_key_{{ key.key }}:
-  ssh_auth.absent:
-  - user: xtrabackup
-  - name: {{ key.key }}
-
-{%- endif %}
-
-{%- endfor %}
-
 xtrabackup_server_script:
   file.managed:
   - name: /usr/local/bin/innobackupex-runner.sh