libzypp 17.31.7
ZYppImpl.cc
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1/*---------------------------------------------------------------------\
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8\---------------------------------------------------------------------*/
13#include <iostream>
14#include <zypp/TmpPath.h>
15#include <zypp/base/Logger.h>
16#include <zypp/base/String.h>
17#include <zypp/base/Env.h>
18
21#include <zypp/ZYpp.h>
23#include <zypp/ZConfig.h>
24#include <zypp/sat/Pool.h>
25#include <zypp/PoolItem.h>
26
27#include <zypp/ZYppCallbacks.h> // JobReport::instance
28
29using std::endl;
30
32namespace zypp
33{
34
36 namespace media
37 {
39 {
40 static weak_ptr<callback::TempConnect<media::MediaChangeReport> > globalguard;
41 if ( condition_r && ! (_guard = globalguard.lock()) )
42 {
43 // aquire a new one....
45 globalguard = _guard;
46 }
47 }
48 } // namespace media
50
52 {
54 return _report;
55 }
56
57
59 namespace zypp_detail
60 {
61
63 //
64 // METHOD NAME : ZYppImpl::ZYppImpl
65 // METHOD TYPE : Constructor
66 //
68 : _target( nullptr )
69 , _resolver( new Resolver( ResPool::instance()) )
70 {
72 MIL << "Initializing keyring..." << std::endl;
73 _keyring = new KeyRing(tmpPath());
74 _keyring->allowPreload( true );
75 }
76
78 //
79 // METHOD NAME : ZYppImpl::~ZYppImpl
80 // METHOD TYPE : Destructor
81 //
83 {}
84
85 //------------------------------------------------------------------------
86 // add/remove resolvables
87
89 {
90 if ( ! _disk_usage )
91 {
93 }
94 return _disk_usage->disk_usage(pool());
95 }
96
98 {
99 _disk_usage.reset(new DiskUsageCounter());
100 _disk_usage->setMountPoints(mp);
101 }
102
104 {
105 if (_disk_usage)
106 return _disk_usage->getMountPoints();
107 else
109 }
110
111 //------------------------------------------------------------------------
112 // target
113
115 {
116 if (! _target)
117 ZYPP_THROW(Exception("Target not initialized."));
118 return _target;
119 }
120
122 {
123 _target = newtarget_r;
125 resolver()->setDefaultSolverFlags( /*all_r*/false ); // just changed defaults
126 }
127
128 void ZYppImpl::initializeTarget( const Pathname & root, bool doRebuild_r )
129 {
130 MIL << "initTarget( " << root << (doRebuild_r?", rebuilddb":"") << ")" << endl;
131 if (_target) {
132 if (_target->root() == root) {
133 MIL << "Repeated call to initializeTarget()" << endl;
134 return;
135 }
136 _target->unload();
137 }
138 changeTargetTo( new Target( root, doRebuild_r ) );
139 _target->buildCache();
140 }
141
143 {
144 if (_target)
145 _target->unload();
146
147 changeTargetTo( nullptr );
148 }
149
150 //------------------------------------------------------------------------
151 // commit
152
156 {
157 if ( getenv("ZYPP_TESTSUITE_FAKE_ARCH") )
158 {
159 ZYPP_THROW( Exception("ZYPP_TESTSUITE_FAKE_ARCH set. Commit not allowed and disabled.") );
160 }
161
162 MIL << "Attempt to commit (" << policy_r << ")" << endl;
163 if (! _target)
164 ZYPP_THROW( Exception("Target not initialized.") );
165
166
167 env::ScopedSet ea { "ZYPP_IS_RUNNING", str::numstring(getpid()).c_str() };
169 if ( _target->chrooted() )
170 eb = env::ScopedSet( "SYSTEMD_OFFLINE", "1" ); // bsc#1118758 - indicate no systemd if chrooted install
171
172 ZYppCommitResult res = _target->_pimpl->commit( pool(), policy_r );
173
174 if (! policy_r.dryRun() )
175 {
176 if ( policy_r.syncPoolAfterCommit() )
177 {
178 // reload new status from target
179 DBG << "reloading " << sat::Pool::instance().systemRepoAlias() << " repo to pool" << endl;
180 _target->load();
181 }
182 else
183 {
184 DBG << "unloading " << sat::Pool::instance().systemRepoAlias() << " repo from pool" << endl;
185 _target->unload();
186 }
187 }
188
189 MIL << "Commit (" << policy_r << ") returned: "
190 << res << endl;
191 return res;
192 }
193
194 void ZYppImpl::installSrcPackage( const SrcPackage_constPtr & srcPackage_r )
195 {
196 if (! _target)
197 ZYPP_THROW( Exception("Target not initialized.") );
198 _target->_pimpl->installSrcPackage( srcPackage_r );
199 }
200
201 ManagedFile ZYppImpl::provideSrcPackage( const SrcPackage_constPtr & srcPackage_r )
202 {
203 if (! _target)
204 ZYPP_THROW( Exception("Target not initialized.") );
205 return _target->_pimpl->provideSrcPackage( srcPackage_r );
206 }
207
208 //------------------------------------------------------------------------
209 // target store path
210
212 { return _home_path.empty() ? Pathname("/var/lib/zypp") : _home_path; }
213
214 void ZYppImpl::setHomePath( const Pathname & path )
215 { _home_path = path; }
216
218 { return zypp::myTmpDir(); }
219
220 /******************************************************************
221 **
222 ** FUNCTION NAME : operator<<
223 ** FUNCTION TYPE : std::ostream &
224 */
225 std::ostream & operator<<( std::ostream & str, const ZYppImpl & obj )
226 {
227 return str << "ZYppImpl";
228 }
229
231 } // namespace zypp_detail
233
234 Pathname myTmpDir() // from TmpPath.h
235 {
236 static filesystem::TmpDir _tmpdir( filesystem::TmpPath::defaultLocation(), "zypp." );
237 return _tmpdir.path();
238 }
239
241} // namespace zypp
Compute disk space occupied by packages across partitions/directories.
std::set< MountPoint > MountPointSet
static MountPointSet detectMountPoints(const std::string &rootdir="/")
Get mountpoints of system below rootdir If we happen to detect snapshotting btrfs partitions,...
Base class for Exception.
Definition: Exception.h:146
Gpg key handling.
Definition: KeyRing.h:187
Global ResObject pool.
Definition: ResPool.h:61
Dependency resolver interface.
Definition: Resolver.h:45
void notifyTargetChanged()
internal
Definition: ZConfig.cc:857
static ZConfig & instance()
Singleton ctor.
Definition: ZConfig.cc:832
std::ostream & about(std::ostream &str) const
Print some detail about the current libzypp version.
Definition: ZConfig.cc:1241
Options and policies for ZYpp::commit.
ZYppCommitPolicy & syncPoolAfterCommit(bool yesNo_r)
Kepp pool in sync with the Target databases after commit (default: true)
ZYppCommitPolicy & dryRun(bool yesNo_r)
Set dry run (default: false).
Result returned from ZYpp::commit.
bool empty() const
Test for an empty path.
Definition: Pathname.h:114
Provide a new empty temporary directory and recursively delete it when no longer needed.
Definition: TmpPath.h:178
static const Pathname & defaultLocation()
Definition: TmpPath.cc:157
Pathname path() const
Definition: TmpPath.cc:146
static Pool instance()
Singleton ctor.
Definition: Pool.h:55
static const std::string & systemRepoAlias()
Reserved system repository alias @System .
Definition: Pool.cc:46
DiskUsageCounter::MountPointSet getPartitions() const
Definition: ZYppImpl.cc:103
ResPool pool() const
Definition: ZYppImpl.h:50
ZYppImpl()
Default ctor.
Definition: ZYppImpl.cc:67
void setPartitions(const DiskUsageCounter::MountPointSet &mp)
Definition: ZYppImpl.cc:97
Target_Ptr target() const
Definition: ZYppImpl.cc:114
void setHomePath(const Pathname &path)
set the home, if you need to change it
Definition: ZYppImpl.cc:214
Resolver_Ptr resolver() const
Definition: ZYppImpl.h:61
Pathname tmpPath() const
Get the path where zypp related plugins store tmp data
Definition: ZYppImpl.cc:217
ZYppCommitResult commit(const ZYppCommitPolicy &policy_r)
Commit changes and transactions.
Definition: ZYppImpl.cc:155
void changeTargetTo(Target_Ptr newtarget_r)
Hook for actions to trigger if the Target changes (initialize/finish)
Definition: ZYppImpl.cc:121
void installSrcPackage(const SrcPackage_constPtr &srcPackage_r)
Install a source package on the Target.
Definition: ZYppImpl.cc:194
shared_ptr< DiskUsageCounter > _disk_usage
defined mount points, used for disk usage counting
Definition: ZYppImpl.h:126
ManagedFile provideSrcPackage(const SrcPackage_constPtr &srcPackage_r)
Install a source package on the Target.
Definition: ZYppImpl.cc:201
Pathname homePath() const
Get the path where zypp related plugins store persistent data and caches
Definition: ZYppImpl.cc:211
DiskUsageCounter::MountPointSet diskUsage()
Definition: ZYppImpl.cc:88
void initializeTarget(const Pathname &root, bool doRebuild_r)
Definition: ZYppImpl.cc:128
String related utilities and Regular expression matching.
std::string numstring(char n, int w=0)
Definition: String.h:289
std::ostream & operator<<(std::ostream &str, const ZYppImpl &obj)
Definition: ZYppImpl.cc:225
Easy-to use interface to the ZYPP dependency resolver.
Definition: CodePitfalls.doc:2
Pathname myTmpDir()
Global access to the zypp.TMPDIR (created on demand, deleted when libzypp is unloaded)
Definition: ZYppImpl.cc:234
static callback::SendReport< JobReport > & instance()
Singleton sender instance.
Definition: ZYppImpl.cc:51
Temporarily connect a ReceiveReport then restore the previous one.
Definition: Callback.h:285
Temporarily set/unset an environment variable.
Definition: Env.h:29
ScopedDisableMediaChangeReport(bool condition_r=true)
Disbale MediaChangeReport if condition_r is true.
Definition: ZYppImpl.cc:38
shared_ptr< callback::TempConnect< media::MediaChangeReport > > _guard
#define nullptr
Definition: Easy.h:55
#define ZYPP_THROW(EXCPT)
Drops a logline and throws the Exception.
Definition: Exception.h:428
#define DBG
Definition: Logger.h:95
#define MIL
Definition: Logger.h:96