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# $Id$
#
# Copyright (C) 2012 Internet Systems Consortium, Inc. ("ISC")
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.
"""
Diff a series of rcynic.xml files, sort of.
"""
import sys
try:
from lxml.etree import ElementTree
except ImportError:
from xml.etree.ElementTree import ElementTree
show_backup_generation = False
show_rsync_transfer = False
class Object(object):
def __init__(self, session, uri, generation):
self.session = session
self.uri = uri
self.generation = generation
self.labels = []
def add(self, label):
self.labels.append(label)
def __cmp__(self, other):
return cmp(self.labels, other.labels)
def show(old = None, new = None):
assert old is not None or new is not None
assert old is None or new is None or old.uri == new.uri
if old is None:
obj = new
labels = ["+" + label for label in new.labels]
elif new is None:
obj = old
labels = ["-" + label for label in old.labels]
else:
obj = new
labels = []
for label in new.session.labels:
if label in new.labels and label in old.labels:
labels.append(label)
elif label in new.labels:
labels.append("+" + label)
elif label in old.labels:
labels.append("-" + label)
labels = " ".join(labels)
if show_backup_generation:
print " ", obj.uri, obj.generation, labels
else:
print " ", obj.uri, labels
class Session(dict):
def __init__(self, name):
self.name = name
tree = ElementTree(file = name)
self.labels = [elt.tag.strip() for elt in tree.find("labels")]
for elt in tree.findall("validation_status"):
generation = elt.get("generation")
status = elt.get("status")
uri = elt.text.strip()
if not show_rsync_transfer and status.startswith("rsync_transfer_"):
continue
if show_backup_generation:
key = (uri, generation)
elif generation == "backup":
continue
else:
key = uri
if key not in self:
self[key] = Object(self, uri, generation)
self[key].add(status)
old_db = new_db = None
for arg in sys.argv[1:]:
old_db = new_db
new_db = Session(arg)
if old_db is None:
continue
only_old = set(old_db) - set(new_db)
only_new = set(new_db) - set(old_db)
changed = set(key for key in (set(old_db) & set(new_db)) if old_db[key] != new_db[key])
if only_old or changed or only_new:
print "Comparing", old_db.name, "with", new_db.name
for key in sorted(only_old):
show(old = old_db[key])
for key in sorted(changed):
show(old = old_db[key], new = new_db[key])
for key in sorted(only_new):
show(new = new_db[key])
print
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