[Resilient stack] Allow to define complete backup periodicity.

In cron format.

stack/resilient/buildout.cfg

@@ -37,7 +37,7 @@ eggs = collective.recipe.template
 recipe = slapos.recipe.template
 url = ${:_profile_base_location_}/pbsready.cfg.in
 output = ${buildout:directory}/pbsready.cfg
-#md5sum = fcb6d12fc34e7b34bb97786ef4f85f01
+md5sum = 02a5f1741d6b732519c06b522dbe0d66
 mode = 0644
 
 [pbsready-import]
@@ -46,7 +46,7 @@ mode = 0644
 recipe = slapos.recipe.template
 url = ${:_profile_base_location_}/pbsready-import.cfg.in
 output = ${buildout:directory}/pbsready-import.cfg
-#md5sum = cb562bd954b9e809c8748d0f96de4116
+md5sum = 0f953067aac3e0132f72fc7e1ed38bd4
 mode = 0644
 
 [pbsready-export]
@@ -55,7 +55,7 @@ mode = 0644
 recipe = slapos.recipe.template
 url = ${:_profile_base_location_}/pbsready-export.cfg.in
 output = ${buildout:directory}/pbsready-export.cfg
-md5sum = 8fb619622a08aff2321497895e04df16
+md5sum = 135638b8c513c7723efb51e3d9182ae9
 mode = 0644
 
 [template-pull-backup]
@@ -68,7 +68,7 @@ mode = 0644
 [template-replicated]
 recipe = slapos.recipe.download
 url = ${:_profile_base_location_}/template-replicated.cfg.in
-#md5sum = d2926c3dd292cb1d4fd99dd0e2211666
+md5sum = 0bb089f73934bd651efa045c01c46473
 mode = 0644
 destination = ${buildout:directory}/template-replicated.cfg.in
 
@@ -91,7 +91,7 @@ output = ${buildout:directory}/instance-frozen.cfg
 [resilient-web-takeover-cgi-script-download]
 recipe = slapos.recipe.download
 url = ${:_profile_base_location_}/resilient-web-takeover-cgi-script.py.in
-#md5sum = 
+md5sum = e6262c5cf9b1c4d1ea4d959fdcbe3070
 mode = 0644
 destination = ${buildout:directory}/resilient-web-takeover-cgi-script.py.in
 
@@ -100,4 +100,3 @@ destination = ${buildout:directory}/resilient-web-takeover-cgi-script.py.in
 Jinja2 = 2.6
 # ... And newer s.r.template requires Jinja2 >= 2.7
 slapos.recipe.template = 2.4.2
-

stack/resilient/pbsready-export.cfg.in

@@ -53,10 +53,10 @@ pidfile = $${resilient-directory:pid}/$${:name}.pid
 <= cron
 recipe = slapos.cookbook:cron.d
 name = backup
-frequency = $${slap-parameter:resiliency-backup-periodicity} * * * *
+frequency = $${slap-parameter:resiliency-backup-periodicity}
 command = $${notifier-exporter:wrapper}
 
 [slap-parameter]
-# in minutes, modulo 60, in cron.d format (i.e */15 is accepted).
-resiliency-backup-periodicity = 0
+# In cron.d format (i.e things like */15 * * * * are accepted).
+resiliency-backup-periodicity = 0 0 * * *