erp5: do not calculate sha256sum of repozo backups

stack/erp5/buildout.hash.cfg

@@ -78,7 +78,7 @@ md5sum = 83e69244728a0d323f535dd3e8b734b6
 
 [template-zeo]
 filename = instance-zeo.cfg.in
-md5sum = 47b2759adcdf784359d2e015ef3fae55
+md5sum = 9696b4d573262edb2b91bf5f8c878766
 
 [template-zope]
 filename = instance-zope.cfg.in

stack/erp5/instance-zeo.cfg.in

@@ -112,6 +112,26 @@ mode = 644
 template = {{ 'inline:{{ "${directory:zodb}/**\\n${directory:log}\\n" }}' }}
 rendered = ${directory:srv}/exporter.exclude
 
+[{{ section("resiliency-identity-signature-scrip")}}]
+# Generate identity script used by webrunner to check data integrity
+# It excludes repozo files as they already include a hash function
+# used to check backups when rebuilding the datafs
+recipe = collective.recipe.template
+input = inline: #!/bin/env python2
+  import os
+  import subprocess
+  import sys
+  zodb_backup_directory = os.path.relpath("{{ default_backup_path }}")
+
+  for file in sys.stdin.read().split('\0'):
+    if os.path.relpath(file).startswith(zodb_packup_directory):
+      continue
+    else:
+      signature = subprocess.check_output(["sha256sum", file])
+      print "%s  %s" % (signature, file)
+output = ${directory:srv}/.backup_identity_script
+mode = 755
+
 [{{ section("resiliency-after-import-script") }}]
 # Generate after import script used by importer instance of webrunner
 recipe = collective.recipe.template