add optional `{{source}} to sshd_config

openssh/files/sshd_config

@@ -66,6 +66,14 @@
 {%- else -%}
 # This file is managed by salt. Manual changes risk being overwritten.
 {%- endif %}
+{%- set global_src_url = salt ['pillar.get']('__formulas:print_template_url', None) %}
+{%- set local_src_url = salt ['pillar.get']('openssh-formula:print_template_url', None) %}
+{%- if (global_src_url and local_src_url is none) or local_src_url %}
+#
+# Template used to generate this file:
+# {{ source }}
+#
+{%- endif %}
 # The contents of the original sshd_config are kept on the bottom for
 # quick reference.
 # See the sshd_config(5) manpage for details