caddy-frontend: Configure log retention locally

Logs are critical for caddy-frontend, so let's configure rotate-num locally,
as changes in the stack can come unattended, and can result with loosing logs.

software/caddy-frontend/buildout.hash.cfg

@@ -14,7 +14,7 @@
 # not need these here).
 [template]
 filename = instance.cfg.in
-md5sum = 99f2f6d8818da4a98ca48412453c4f90
+md5sum = dae3bf6daf851b5610a1a6bd83057b29
 
 [template-common]
 filename = instance-common.cfg.in
@@ -22,7 +22,7 @@ md5sum = c801b7f9f11f0965677c22e6bbe9281b
 
 [template-apache-frontend]
 filename = instance-apache-frontend.cfg.in
-md5sum = 57401c2ad08e3de286be343fa4913fdc
+md5sum = 9700f997fe840a86c328a9a3b31ee85f
 
 [template-caddy-replicate]
 filename = instance-apache-replicate.cfg.in
@@ -30,7 +30,7 @@ md5sum = 19debfbc27c464f451b1eb5bb5ce3c84
 
 [template-slave-list]
 _update_hash_filename_ = templates/apache-custom-slave-list.cfg.in
-md5sum = c513db3319399c1612754ba688ffacba
+md5sum = 8f518a7b543126ce91fe218255fb201c
 
 [template-replicate-publish-slave-information]
 _update_hash_filename_ = templates/replicate-publish-slave-information.cfg.in
@@ -114,7 +114,7 @@ md5sum = 38792c2dceae38ab411592ec36fff6a8
 
 [template-kedifa]
 filename = instance-kedifa.cfg.in
-md5sum = 9d6111a5d6bc07e708116ca331925241
+md5sum = f77744e52f9d028c39f99cfbf31eadaf
 
 [template-backend-haproxy-rsyslogd-conf]
 _update_hash_filename_ = templates/backend-haproxy-rsyslogd.conf.in

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

@@ -425,13 +425,13 @@ rendered = ${directory:bbb-ssl-dir}/frontend.crt
 <= logrotate-entry-base
 name = caddy
 log = ${caddy-configuration:error-log} ${caddy-configuration:access-log}
-rotate-num = 30
 # Note: Slaves do not define their own reload, as this would be repeated,
 #       because sharedscripts work per entry, and each slave needs its own
 #       olddir
 #       Here we trust that there will be something to be rotated with error
 #       or access log, and that this will trigger postrotate script.
 post = ${frontend-caddy-lazy-graceful:rendered} &
+rotate-num = ${configuration:rotate-num}
 
 #################
 # Trafficserver
@@ -734,13 +734,13 @@ extra-context =
 <= logrotate-entry-base
 name = backend-haproxy
 log = ${backend-haproxy-rsyslogd-config:log-file}
-rotate-num = 30
 # Note: Slaves do not define their own reload, as this would be repeated,
 #       because sharedscripts work per entry, and each slave needs its own
 #       olddir
 #       Here we trust that there will be something to be rotated with error
 #       or access log, and that this will trigger postrotate script.
 post = ${backend-haproxy-rsyslogd-lazy-graceful:rendered} &
+rotate-num = ${configuration:rotate-num}
 
 [backend-haproxy-configuration-state]
 <= jinja2-template-base

software/caddy-frontend/instance-kedifa.cfg.in

@@ -230,7 +230,7 @@ config-ca-cert-file = ${kedifa-config:ca-certificate}
 <= logrotate-entry-base
 name = kedifa
 log = ${kedifa-config:logfile}
-rotate-num = 30
+rotate-num = {{ instance_parameter['configuration.rotate-num'] | int }}
 
 [kedifa]
 recipe = slapos.cookbook:wrapper

software/caddy-frontend/instance.cfg.in

@@ -123,3 +123,4 @@ configuration.backend-connect-retries = 3
 configuration.backend-haproxy-http-port = 21080
 configuration.backend-haproxy-https-port = 21443
 configuration.authenticate-to-backend = False
+configuration.rotate-num = 4000

software/caddy-frontend/templates/apache-custom-slave-list.cfg.in

@@ -145,6 +145,7 @@ context =
 name = ${:_buildout_section_name_}
 log = {{slave_parameter_dict.get('access_log')}} {{slave_parameter_dict.get('error_log')}} {{slave_parameter_dict.get('backend_log')}}
 backup = {{ slave_log_folder }}
+rotate-num = {{ dumps('' ~ configuration['rotate-num']) }}
 
 {#-   integrate current logs inside #}