Easily switch from main MariaDB to backup one

slapos/recipe/request.py

@@ -75,9 +75,16 @@ class Recipe(object):
         partition_parameter_kw[config_parameter] = \
             options['config-%s' % config_parameter]
 
+    name = options['name']
+    if 'id' in options:
+      id_ = int(options['id'], 10)
+      if 'id-increment' in options:
+        id_ += int(options['id-increment'], 10)
+      name += '-%03d' % id_
+
     instance = self.request(options['software-url'], software_type,
-      options['name'], partition_parameter_kw=partition_parameter_kw,
-        filter_kw=filter_kw, shared=self.isSlave)
+      name, partition_parameter_kw=partition_parameter_kw,
+      filter_kw=filter_kw, shared=self.isSlave)
 
     self.failed = None
     for param in self.return_parameters:

stack/lamp/buildout.cfg

@@ -76,7 +76,7 @@ strip-top-level-dir = true
 recipe = slapos.recipe.template
 url = ${:_profile_base_location_}/instance.cfg
 output = ${buildout:directory}/template.cfg
-md5sum = d7a6e9bbde95bf8bbb3f1844aefd789a
+md5sum = f4e4cf75225685e1787c0bc6d1c16910
 mode = 0644
 
 [template-apache-php]
@@ -90,14 +90,7 @@ mode = 0644
 recipe = slapos.recipe.template
 url = ${:_profile_base_location_}/instance-backuped.cfg
 output = ${buildout:directory}/template-backuped.cfg
-md5sum = 0fedb9ed84137b2d5518ffbaaa6d76eb
-mode = 0644
-
-[template-use-backup]
-recipe = slapos.recipe.template
-url = ${:_profile_base_location_}/instance-use-backup.cfg
-output = ${buildout:directory}/template-use-backup.cfg
-md5sum = e2e0fe0da5d2944feba0991b8948d04b
+md5sum = d2d910986762b52d8ff965292d7c3635
 mode = 0644
 
 [template-mariadb]

stack/lamp/instance-backuped.cfg

@@ -31,6 +31,7 @@ slave = false
 
 [request-mariadb]
 software-type = mariadb-pbsready-export
+id = $${slap-parameter:mariadb-id}
 config = authorized-key notify
 config-authorized-key = $${request-pull-backup-server:connection-ssh-key}
 config-notify = $${request-pull-backup-server:connection-notification-url}
@@ -39,7 +40,9 @@ return = url ssh-public-key ssh-url notification-id
 [request-mariadb-pseudo-replicating]
 <= slap-connection
 recipe = slapos.cookbook:request
-name = MariaDB (backup)
+name = $${request-mariadb:name}
+id = $${request-mariadb:id}
+id-increment = 1
 software-url = $${slap-connection:software-release-url}
 software-type = mariadb-pbsready-import
 return = url ssh-public-key ssh-url notification-url

stack/lamp/instance-use-backup.cfg

-[buildout]
-
-extends = 
-  ${template-backuped:output}
-
-[mariadb-urlparse]
-recipe = slapos.cookbook:urlparse
-url = $${request-mariadb-pseudo-replicating:connection-url}
-
-[request-mariadb]
-software-type = mariadb-pbsready-import
-
-[request-mariadb-pseudo-replicating]
-software-type = mariadb-pbsready-export
-
-[request-pull-backup-server-mariadb]
-config-type = push
-
-[request-pull-backup-server-mariadb-backup]
-config-type = pull

stack/lamp/instance.cfg

@@ -10,7 +10,6 @@ offline = true
 recipe = slapos.cookbook:softwaretype
 default = ${template-apache-php:output}
 backuped = ${template-backuped:output}
-use-backup = ${template-use-backup:output}
 mariadb = ${template-mariadb:output}
 mariadb-pbsready-import = ${template-mariadb-pbsready-import:output}
 mariadb-pbsready-export = ${template-mariadb-pbsready-export:output}