software/kvm: Use backup-signature tool

Thanks to this tool allowing incremental checksum calculation increase of
backup size does not result with increase of backup time spend on checksum
calculation.

software/kvm/buildout.hash.cfg

@@ -15,7 +15,7 @@
 
 [template]
 filename = instance.cfg.in
-md5sum = 2ef12d7fc16d74e0887a8cb16a848445
+md5sum = 09552cbd0da123f018ddd0fcd75f3507
 
 [template-kvm]
 filename = instance-kvm.cfg.jinja2
@@ -31,19 +31,19 @@ md5sum = 12d46a7d45f00e091d18e6d4552d0973
 
 [template-kvm-import]
 filename = instance-kvm-import.cfg.jinja2.in
-md5sum = 0829d08337a09b8ef017e71fbb9384fb
+md5sum = e39ebf2a6db9ea7187df8cebcb87711a
 
 [template-kvm-import-script]
 filename = template/kvm-import.sh.jinja2
-md5sum = a6e6abb3b17fae37b84233d63014b885
+md5sum = 21a620fafd8b76d4e915e359c69ae553
 
 [template-kvm-export]
 filename = instance-kvm-export.cfg.jinja2
-md5sum = a02f0694dcb944c18d99f7f79afa2384
+md5sum = 72f1f334e3b9f8de0f65373b4cd6e6d6
 
 [template-kvm-export-script]
 filename = template/kvm-export.sh.jinja2
-md5sum = 667e4668cfdf396d18785d8cfa096396
+md5sum = e07fb8561c9aed4919c656c2d192e02b
 
 [template-nginx]
 filename = template/nginx_conf.in

software/kvm/instance-kvm-export.cfg.jinja2

@@ -43,6 +43,7 @@ context =
     key socket_path kvm-instance:socket-path
     section disk disk
     raw qmpbackup {{ qmpbackup }}
+    raw backup_signature {{ backup_signature }}
 
 # Extends publish section with resilient parameters
 [publish-connection-information]

software/kvm/instance-kvm-import.cfg.jinja2.in

@@ -67,6 +67,7 @@ wrapper = ${:output}
 context =
     section directory directory
     raw qmprestore {{ qmprestore }}
+    raw backup_signature {{ backup_signature }}
 
 [kvm-disk-image-corruption-bin]
 recipe = collective.recipe.template

software/kvm/instance.cfg.in

@@ -146,6 +146,7 @@ context =
     key slapparameter_dict slap-configuration:configuration
     key qmpbackup qmpbackup-binary:wrapper-path
     raw check_backup_directory ${check-backup-directory.sh:output}
+    raw backup_signature ${buildout:bin-directory}/backup-signature
 
 [qmprestore-binary]
 recipe = slapos.cookbook:wrapper
@@ -170,3 +171,4 @@ context =
     key pbsready_import_template template-pbsready-import:output
     key slapparameter_dict slap-configuration:configuration
     key qmprestore qmprestore-binary:wrapper-path
+    raw backup_signature ${buildout:bin-directory}/backup-signature

software/kvm/template/kvm-export.sh.jinja2

@@ -47,4 +47,4 @@ if [ x"$recent_full" != x"" ] ; then
   done
 fi
 
-cd $BACKUP_DIR && find -type f ! -name backup.signature -print0 | xargs -0 sha256sum | LC_ALL=C sort -k 66 > backup.signature
+{{ backup_signature }} --action update --directory $BACKUP_DIR --signature-file-name backup.signature

software/kvm/template/kvm-import.sh.jinja2

@@ -10,7 +10,7 @@ umask 077
 
 write_backup_proof () {
   cd {{ directory['backup'] }}
-  find -type f ! -name backup.signature ! -wholename "./rdiff-backup-data/*" -print0 | xargs -0 sha256sum  | LC_ALL=C sort -k 66 > {{ directory['srv'] }}/proof.signature
+  {{ backup_signature }} --action update --directory {{ directory['backup'] }} --signature-file-name backup.signature --proof-signature-path {{ directory['srv'] }}/proof.signature
   diff -ruw {{ directory['backup'] }}/backup.signature {{ directory['srv'] }}/proof.signature > {{ directory['srv'] }}/backup.diff
 }
 

stack/slapos.cfg

@@ -368,7 +368,7 @@ slapos.rebootstrap = 4.7
 slapos.recipe.build = 0.58
 slapos.recipe.cmmi = 0.22
 slapos.recipe.template = 5.1
-slapos.toolbox = 0.147
+slapos.toolbox = 0.149
 smmap = 5.0.0
 sniffio = 1.3.0
 sortedcontainers = 2.4.0