playbook: Adapt erp5-show to unusual software releases

As only two software releases shall be present on a box, assume that one
which is NOT apache frontend is the ERP5 one.

We have no control over how the ERP5 SR will be named, so this change
support this case.

playbook/roles/standalone-shared/files/erp5-show

@@ -28,16 +28,14 @@ def get_connection_information(software_release):
   conn = sqlite3.connect("/opt/slapos/slapproxy.db")
   cur = conn.cursor()
 
-  if 'software/erp5' in software_release:
-    partition_reference = 'instance-of-erp5'
-  elif  'software/wendelin' in software_release:
-    partition_reference = 'instance-of-wendelin'
+  if 'software/apache-frontend' not in software_release:
+    partition_reference = 'instance-of-%'
   elif 'software/apache-frontend' in software_release:
     partition_reference = 'apache-frontend-1'
   else:
     raise ValueError
 
-  qry = cur.execute("SELECT connection_xml FROM partition11 WHERE connection_xml IS NOT NULL AND software_release=? AND partition_reference=?", (software_release, partition_reference) )
+  qry = cur.execute("SELECT connection_xml FROM partition11 WHERE connection_xml IS NOT NULL AND software_release=? AND partition_reference LIKE ?", (software_release, partition_reference) )
   xml = None
   for row in qry:
     xml = str(row[0])
@@ -47,7 +45,7 @@ def get_connection_information(software_release):
     return (None, None)
 
   instance = minidom.parseString(xml)
-  if partition_reference in ['instance-of-erp5', 'instance-of-wendelin']:
+  if partition_reference.startswith('instance-of-'):
     try:
       el = instance.getElementsByTagName('parameter')[0]
       value = el.childNodes[0].nodeValue
@@ -118,7 +116,7 @@ def status():
     build = False
 
   if build:
-    erp5_sr = [q for q in software_release_list if 'software/erp5' in q or 'software/wendelin' in q][0]
+    erp5_sr = [q for q in software_release_list if 'software/apache-frontend' not in q][0]
     frn_sr = [q for q in software_release_list
         if 'software/apache-frontend' in q][0]
     zope_ip, pw = get_connection_information(erp5_sr)