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/*
* Copyright (c) [2011-2015] Novell, Inc.
* Copyright (c) [2016-2020] SUSE LLC
*
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as published
* by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, contact Novell, Inc.
*
* To contact Novell about this file by physical or electronic mail, you may
* find current contact information at www.novell.com.
*/
#include "config.h"
#include <iostream>
#include <snapper/XAttributes.h>
#include "utils/text.h"
#include "GlobalOptions.h"
#include "proxy.h"
#include "MyFiles.h"
namespace snapper
{
using namespace std;
#ifdef ENABLE_XATTRS
void
help_xadiff()
{
cout << _(" Comparing snapshots extended attributes:") << '\n'
<< _("\tsnapper xadiff <number1>..<number2> [files]") << '\n'
<< endl;
}
void
print_xadiff(const string loc_pre, const string loc_post)
{
try
{
XAModification xa_mod = XAModification(XAttributes(loc_pre), XAttributes(loc_post));
if (!xa_mod.empty())
{
cout << "--- " << loc_pre << endl << "+++ " << loc_post << endl;
xa_mod.dumpDiffReport(cout);
}
}
catch (const XAttributesException& e)
{
SN_CAUGHT(e);
}
}
void
command_xadiff(GlobalOptions& global_options, GetOpts& get_opts, ProxySnappers*, ProxySnapper* snapper)
{
ParsedOpts opts = get_opts.parse("xadiff", GetOpts::no_options);
if (get_opts.num_args() < 1)
{
cerr << _("Command 'xadiff' needs at least one argument.") << endl;
exit(EXIT_FAILURE);
}
ProxySnapshots& snapshots = snapper->getSnapshots();
pair<ProxySnapshots::const_iterator, ProxySnapshots::const_iterator> range =
snapshots.findNums(get_opts.pop_arg());
ProxyComparison comparison = snapper->createComparison(*range.first, *range.second, true);
MyFiles files(comparison.getFiles());
if (get_opts.num_args() == 0)
{
for (Files::const_iterator it1 = files.begin(); it1 != files.end(); ++it1)
if (it1->getPreToPostStatus() & XATTRS)
print_xadiff(it1->getAbsolutePath(LOC_PRE), it1->getAbsolutePath(LOC_POST));
}
else
{
while (get_opts.num_args() > 0)
{
string name = get_opts.pop_arg();
Files::const_iterator it1 = files.findAbsolutePath(name);
if (it1 == files.end())
continue;
if (it1->getPreToPostStatus() & XATTRS)
print_xadiff(it1->getAbsolutePath(LOC_PRE), it1->getAbsolutePath(LOC_POST));
}
}
}
#endif
}
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