1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
|
// cmdline_check_resolver.cc
//
// Copyright (C) 2005, 2007-2008 Daniel Burrows
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
// 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; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
//
// Just print out the current resolver state (debugging tool)
#include "cmdline_check_resolver.h"
#include <generic/apt/aptitude_resolver_universe.h>
#include <generic/problemresolver/sanity_check_universe.h>
#include <apt-pkg/error.h>
#include <algorithm>
#include <iterator>
using namespace std;
namespace
{
// Check that each real (non-virtual) package and real version are
// represented in the universe.
void check_packages_and_versions(const aptitude_universe &u)
{
std::set<pkgCache::PkgIterator> real_packages;
// Insert each non-virtual package into real_packages.
for(pkgCache::PkgIterator pkg = (*apt_cache_file)->PkgBegin();
!pkg.end(); ++pkg)
{
if(!pkg.VersionList().end())
real_packages.insert(pkg);
}
std::set<pkgCache::PkgIterator> seen_packages;
for(aptitude_universe::package_iterator pi = u.packages_begin();
!pi.end(); ++pi)
{
const aptitude_universe::package p = *pi;
const pkgCache::PkgIterator apt_pkg = p.get_pkg();
bool seen_uninst = false;
seen_packages.insert(apt_pkg);
std::set<pkgCache::VerIterator> real_versions;
for(pkgCache::VerIterator ver = apt_pkg.VersionList();
!ver.end(); ++ver)
{
// Skip versions that exist only on the current system and
// that have been removed; the resolver does.
if( ! (!ver.Downloadable() &&
(ver != apt_pkg.CurrentVer() ||
apt_pkg->CurrentState == pkgCache::State::ConfigFiles) ))
real_versions.insert(ver);
}
std::set<pkgCache::VerIterator> seen_versions;
for(aptitude_universe::package::version_iterator vi = p.versions_begin();
!vi.end(); ++vi)
{
if(vi.get_ver().end())
seen_uninst = true;
else
seen_versions.insert(vi.get_ver());
}
if(!seen_uninst)
std::cout << "Didn't see the UNINST version of the package " << apt_pkg.FullName(false) << "." << std::endl;
std::vector<pkgCache::VerIterator> remaining_versions;
std::set_difference(real_versions.begin(), real_versions.end(),
seen_versions.begin(), seen_versions.end(),
std::back_inserter(remaining_versions));
for(std::vector<pkgCache::VerIterator>::const_iterator it =
remaining_versions.begin(); it != remaining_versions.end();
++it)
{
std::cout << "The package version " << it->ParentPkg().FullName(false)
<< " " << it->VerStr() << " is missing from the resolver."
<< std::endl;
}
if((*apt_cache_file)[apt_pkg].Keep() &&
apt_pkg->CurrentState == pkgCache::State::ConfigFiles)
{
if(!p.current_version().get_ver().end())
{
std::cout << "The package " << apt_pkg.FullName(false)
<< " only has config files installed, but version "
<< p.current_version().get_ver().VerStr()
<< " is installed according to the resolver."
<< std::endl;
}
}
else
{
pkgCache::VerIterator cache_instver = (*apt_cache_file)[apt_pkg].InstVerIter(*apt_cache_file);
pkgCache::VerIterator resolver_instver = p.current_version().get_ver();
if(cache_instver != resolver_instver)
{
if(cache_instver.end())
std::cout << "The package " << apt_pkg.FullName(false)
<< " should not be installed, but version "
<< resolver_instver.VerStr()
<< " is installed according to the resolver."
<< std::endl;
else if(resolver_instver.end())
std::cout << "The package " << apt_pkg.FullName(false)
<< " should be installed at version "
<< cache_instver.VerStr()
<< ", but it isn't installed according to the resolver."
<< std::endl;
else
std::cout << "The package " << apt_pkg.FullName(false)
<< " should be installed at version "
<< cache_instver.VerStr()
<< ", but version "
<< resolver_instver.VerStr()
<< " is installed according to the resolver."
<< std::endl;
}
}
}
std::vector<pkgCache::PkgIterator> remaining_packages;
std::set_difference(real_packages.begin(), real_packages.end(),
seen_packages.begin(), seen_packages.end(),
std::back_inserter(remaining_packages));
for(std::vector<pkgCache::PkgIterator>::const_iterator it =
remaining_packages.begin(); it != remaining_packages.end(); ++it)
{
std::cout << "The package " << it->FullName(true)
<< " is missing from the resolver model." << std::endl;
}
}
}
int cmdline_check_resolver(int argc, char *argv[],
const char *status_fname)
{
consume_errors();
OpProgress progress;
apt_init(&progress, true, status_fname);
if(_error->PendingError())
return 100;
aptitude_universe u(*apt_cache_file);
std::cout << "Checking that packages and versions are properly projected."
<< std::endl;
check_packages_and_versions(u);
// TODO: test that all dependencies are represented, somehow. This
// is complicated since dependency representation isn't one-to-one.
std::cout << "Checking internal consistency of the dependency model."
<< std::endl;
sanity_check_universe(u);
std::cout << "Sanity check complete." << std::endl;
return 0;
}
|
