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nexedi
slapos.core
Commits
2c9ea680
Commit
2c9ea680
authored
Jan 31, 2013
by
Marco Mariani
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backup slapos.xml
parent
5a09abdd
Changes
2
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2 changed files
with
41 additions
and
3 deletions
+41
-3
CHANGES.txt
CHANGES.txt
+6
-0
slapos/format.py
slapos/format.py
+35
-3
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CHANGES.txt
View file @
2c9ea680
Changes
=======
0.34.1 (unreleased)
-------------------
* slapos: display version number with help [Marco Mariani]
* slapformat: backup slapos.xml to a zip archive at every change [Marco Mariani]
0.34 (2013-01-23)
-----------------
...
...
slapos/format.py
View file @
2c9ea680
# -*- coding: utf-8 -*-
# vim: set et sts=2:
##############################################################################
#
# Copyright (c) 2010, 2011, 2012 Vifib SARL and Contributors.
...
...
@@ -46,6 +47,15 @@ import subprocess
import
sys
import
threading
import
time
import
zipfile
import
lxml.etree
def
prettify_xml
(
xml
):
root
=
lxml
.
etree
.
fromstring
(
xml
)
return
lxml
.
etree
.
tostring
(
root
,
pretty_print
=
True
)
class
OS
(
object
):
_os
=
os
...
...
@@ -253,9 +263,31 @@ class Computer(object):
"""
computer_dict
=
_getDict
(
self
)
output_file
=
open
(
path_to_xml
,
'w'
)
output_file
.
write
(
xml_marshaller
.
dumps
(
computer_dict
))
output_file
.
close
()
new_xml
=
xml_marshaller
.
dumps
(
computer_dict
)
new_pretty_xml
=
prettify_xml
(
new_xml
)
path_to_archive
=
path_to_xml
+
'.zip'
if
os
.
path
.
exists
(
path_to_archive
):
# the archive file exists, we only backup if something has changed
with
open
(
path_to_xml
,
'rb'
)
as
fin
:
if
fin
.
read
()
==
new_pretty_xml
:
# computer configuration did not change, nothing to write
return
self
.
backup_xml
(
path_to_archive
,
path_to_xml
)
with
open
(
path_to_xml
,
'wb'
)
as
fout
:
fout
.
write
(
new_pretty_xml
)
def
backup_xml
(
self
,
path_to_archive
,
path_to_xml
):
xml_content
=
open
(
path_to_xml
).
read
()
saved_filename
=
path_to_xml
+
time
.
strftime
(
'.%Y%M%d-%H:%M'
)
with
zipfile
.
ZipFile
(
path_to_archive
,
'a'
)
as
archive
:
archive
.
writestr
(
saved_filename
,
xml_content
,
zipfile
.
ZIP_DEFLATED
)
@
classmethod
def
load
(
cls
,
path_to_xml
,
reference
,
ipv6_interface
):
...
...
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