apache-frontend: group monitoring sections, add cache stats

software/apache-frontend/instance-apache-frontend.cfg

@@ -50,6 +50,8 @@ parts =
 ## Monitor for apache
   monitor-current-log-access
   monitor-backup-log-access
+  monitor-ats-cache-stats-wrapper
+
 extends = ${monitor-template:output}
 
 
@@ -121,14 +123,6 @@ apache-directory = ${apache-2.2:location}
 apache-ipv6 = $${instance-parameter:ipv6-random}
 apache-https-port = $${instance-parameter:configuration.port}
 
-[monitor-current-log-access]
-< = monitor-directory-access
-source = $${directory:log}
-
-[monitor-backup-log-access]
-< = monitor-directory-access
-source = $${directory:logrotate-backup}
-
 [jinja2-template-base]
 recipe = slapos.recipe.template:jinja2
 rendered = $${buildout:directory}/$${:filename}
@@ -501,6 +495,8 @@ mode = 700
 context =
     key content trafficserver-variable:disk-cache-config
 
+### End of ATS sections
+
 ### Apaches Graceful and promises
 [frontend-apache-graceful]
 < = jinja2-template-base
@@ -591,3 +587,34 @@ apache-certificate =
 open-port = 80 443
 extra_slave_instance_list =
 frontend-name =
+
+
+#######
+# Monitoring sections
+#
+
+[monitor-current-log-access]
+< = monitor-directory-access
+source = $${directory:log}
+
+[monitor-backup-log-access]
+< = monitor-directory-access
+source = $${directory:logrotate-backup}
+
+# Produce ATS Cache stats
+[monitor-ats-cache-stats-wrapper]
+< = jinja2-template-base
+template = ${template-wrapper:output}
+rendered = $${monitor-directory:monitoring-cgi}/ats-cache-stats
+mode = 0700
+command = export TS_ROOT=$${buildout:directory} && echo "<pre>$(${trafficserver:location}/bin/traffic_shell $${monitor-ats-cache-stats-config:rendered})</pre>"
+extra-context =
+  key content monitor-ats-cache-stats-wrapper:command
+
+[monitor-ats-cache-stats-config]
+< = jinja2-template-base
+template = ${template-empty:target}
+rendered = $${trafficserver-configuration-directory:target}/cache-config.stats
+mode = 644
+context =
+    raw content show:cache-stats