roles/apache: Role to deploy Apache HTTPD

The *apache* role installs and configures the Apache HTTPD server and
its *mod_ssl* module. It currently only works on Fedora/RHEL-based
distributions.

roles/apache/templates/httpd.logrotate.j2

@@ -0,0 +1,18 @@
+/var/log/httpd/*log {
+    missingok
+    notifempty
+    rotate {{ apache_keep_num_logs }}
+    maxsize {{ apache_max_log_size }}
+    sharedscripts
+    compress
+    compresscmd /usr/bin/xz
+    compressext .xz
+    delaycompress
+    postrotate
+{% if ansible_distribution_major_version|int < 7 %}
+        /sbin/service httpd reload > /dev/null 2>/dev/null || true
+{% else %}
+        /bin/systemctl reload httpd.service > /dev/null 2>/dev/null || true
+{% endif %}
+    endscript
+}