Allow server configuration

README.md

@@ -17,7 +17,7 @@ None
 | `chrony_pkg_state` | No | `present` | Set pkg `enabled`, `disabled`, `latest` |
 | `chrony_service_state` | No | `started` | Set service state, started, enabled or disabled |
 | `chrony_service_enabled` | No | `yes` | A list of NTP servers to use.                   |
-| `chrony_config_server` | No | `["0.pool.ntp.org","1.pool.ntp.org","2.pool.ntp.org", "3.pool.ntp.org"]` | A list of NTP servers to use. |
+| `chrony_config_server` | No | `[{"0.pool.ntp.org", "options": [{"option":"iburst"}]}, {"1.pool.ntp.org", "options": [{"option":"iburst"}]}, {"2.pool.ntp.org", "options": [{"option":"iburst"}]}, {"3.pool.ntp.org", "options": [{"option":"iburst"}]}]` | A list of NTP servers, or list of maps of NTP servers and options to use (see example in defaults/main.yml). |
 | `chrony_config_logdir` | No | `/var/log/chrony` | A list of NTP servers to use. |
 | `chrony_config_extra_options` | No | `{}` | A dict of extra config options. |
 

defaults/main.yml

@@ -3,9 +3,40 @@ chrony_pkg_state: present
 chrony_service_state: started
 chrony_service_enabled: yes
 chrony_config_server:
-  - 0.pool.ntp.org
-  - 1.pool.ntp.org
-  - 2.pool.ntp.org
-  - 3.pool.ntp.org
+  - server: 0.pool.ntp.org
+    options:
+      - option: iburst
+  - server: 1.pool.ntp.org
+    options:
+      - option: iburst
+  - server: 2.pool.ntp.org
+    options:
+      - option: iburst
+  - server: 3.pool.ntp.org
+    options:
+      - option: iburst
+
+# See also an example of chrony_config_server with options in option\val pairs:
+#chrony_config_server:
+#  - server: 0.pool.ntp.org
+#    options:
+#      - option: iburst
+#      - option: minpoll
+#        val: 8
+#  - server: 1.pool.ntp.org
+#    options:
+#      - option: iburst
+#      - option: minpoll
+#        val: 8
+#  - server: 2.pool.ntp.org
+#    options:
+#      - option: iburst
+#      - option: minpoll
+#        val: 8
+#  - server: 3.pool.ntp.org
+#    options:
+#      - option: iburst
+#      - option: minpoll
+#        val: 8
 chrony_config_logdir: /var/log/chrony
 chrony_config_extra_options: {}

templates/chrony.conf.j2

@@ -1,8 +1,13 @@
 # {{ ansible_managed }}
 
 # List of NTP servers to use.
-{% for server in chrony_config_server %}
-server {{ server }} iburst
+{% for item in chrony_config_server %}
+{%   if item['options'] is not defined %}
+server {{ item['server'] }}
+{%   elif item['options'] is defined %}
+server {{ item['server'] }}{% for opt in item['options'] %} {{ opt['option'] }}{% if opt['val'] is defined %} {{ opt['val'] }}{% endif %}{% endfor %}
+
+{%   endif %}
 {% endfor %}
 
 # This directive specify the location of the file containing ID/key pairs for