zypp/ZConfig.cc

   1 /*---------------------------------------------------------------------\
   2 |                          ____ _   __ __ ___                          |
   3 |                         |__  / \ / / . \ . \                         |
   4 |                           / / \ V /|  _/  _/                         |
   5 |                          / /__ | | | | | |                           |
   6 |                         /_____||_| |_| |_|                           |
   7 |                                                                      |
   8 \---------------------------------------------------------------------*/
   9 /** \file       zypp/ZConfig.cc
  10  *
  11 */
  12 extern "C"
  13 {
  14 #include <features.h>
  15 #include <sys/utsname.h>
  16 #if __GLIBC_PREREQ (2,16)
  17 #include <sys/auxv.h>   // getauxval for PPC64P7 detection
  18 #endif
  19 #include <unistd.h>
  20 #include <solv/solvversion.h>
  21 }
  22 #include <iostream>
  23 #include <fstream>
  24 #include "zypp/base/LogTools.h"
  25 #include "zypp/base/IOStream.h"
  26 #include "zypp/base/InputStream.h"
  27 #include "zypp/base/String.h"
  28 #include "zypp/base/Regex.h"
  29
  30 #include "zypp/ZConfig.h"
  31 #include "zypp/ZYppFactory.h"
  32 #include "zypp/PathInfo.h"
  33 #include "zypp/parser/IniDict.h"
  34
  35 #include "zypp/sat/Pool.h"
  36 #include "zypp/sat/detail/PoolImpl.h"
  37
  38 using namespace std;
  39 using namespace zypp::filesystem;
  40 using namespace zypp::parser;
  41
  42 #undef ZYPP_BASE_LOGGER_LOGGROUP
  43 #define ZYPP_BASE_LOGGER_LOGGROUP "zconfig"
  44
  45 ///////////////////////////////////////////////////////////////////
  46 namespace zypp
  47 { /////////////////////////////////////////////////////////////////
  48   /** \addtogroup ZyppConfig Zypp Configuration Options
  49    *
  50    * The global \c zypp.conf configuration file is per default located in \c /etc/zypp/.
  51    * An alternate config file can be set using the environment varaible \c ZYPP_CONF=<PATH>
  52    * (see \ref zypp-envars).
  53    *
  54    * \section ZyppConfig_ZyppConfSample Sample zypp.conf
  55    * \include ../zypp.conf
  56    */
  57   ///////////////////////////////////////////////////////////////////
  58   namespace
  59   { /////////////////////////////////////////////////////////////////
  60
  61     /** Determine system architecture evaluating \c uname and \c /proc/cpuinfo.
  62     */
  63     Arch _autodetectSystemArchitecture()
  64     {
  65       struct ::utsname buf;
  66       if ( ::uname( &buf ) < 0 )
  67       {
  68         ERR << "Can't determine system architecture" << endl;
  69         return Arch_noarch;
  70       }
  71
  72       Arch architecture( buf.machine );
  73       MIL << "Uname architecture is '" << buf.machine << "'" << endl;
  74
  75       if ( architecture == Arch_i686 )
  76       {
  77         // some CPUs report i686 but dont implement cx8 and cmov
  78         // check for both flags in /proc/cpuinfo and downgrade
  79         // to i586 if either is missing (cf bug #18885)
  80         std::ifstream cpuinfo( "/proc/cpuinfo" );
  81         if ( cpuinfo )
  82         {
  83           for( iostr::EachLine in( cpuinfo ); in; in.next() )
  84           {
  85             if ( str::hasPrefix( *in, "flags" ) )
  86             {
  87               if (    in->find( "cx8" ) == std::string::npos
  88                    || in->find( "cmov" ) == std::string::npos )
  89               {
  90                 architecture = Arch_i586;
  91                 WAR << "CPU lacks 'cx8' or 'cmov': architecture downgraded to '" << architecture << "'" << endl;
  92               }
  93               break;
  94             }
  95           }
  96         }
  97         else
  98         {
  99           ERR << "Cant open " << PathInfo("/proc/cpuinfo") << endl;
 100         }
 101       }
 102       else if ( architecture == Arch_sparc || architecture == Arch_sparc64 )
 103       {
 104         // Check for sun4[vum] to get the real arch. (bug #566291)
 105         std::ifstream cpuinfo( "/proc/cpuinfo" );
 106         if ( cpuinfo )
 107         {
 108           for( iostr::EachLine in( cpuinfo ); in; in.next() )
 109           {
 110             if ( str::hasPrefix( *in, "type" ) )
 111             {
 112               if ( in->find( "sun4v" ) != std::string::npos )
 113               {
 114                 architecture = ( architecture == Arch_sparc64 ? Arch_sparc64v : Arch_sparcv9v );
 115                 WAR << "CPU has 'sun4v': architecture upgraded to '" << architecture << "'" << endl;
 116               }
 117               else if ( in->find( "sun4u" ) != std::string::npos )
 118               {
 119                 architecture = ( architecture == Arch_sparc64 ? Arch_sparc64 : Arch_sparcv9 );
 120                 WAR << "CPU has 'sun4u': architecture upgraded to '" << architecture << "'" << endl;
 121               }
 122               else if ( in->find( "sun4m" ) != std::string::npos )
 123               {
 124                 architecture = Arch_sparcv8;
 125                 WAR << "CPU has 'sun4m': architecture upgraded to '" << architecture << "'" << endl;
 126               }
 127               break;
 128             }
 129           }
 130         }
 131         else
 132         {
 133           ERR << "Cant open " << PathInfo("/proc/cpuinfo") << endl;
 134         }
 135       }
 136       else if ( architecture == Arch_armv7l || architecture == Arch_armv6l )
 137       {
 138         std::ifstream platform( "/etc/rpm/platform" );
 139         if (platform)
 140         {
 141           for( iostr::EachLine in( platform ); in; in.next() )
 142           {
 143             if ( str::hasPrefix( *in, "armv7hl-" ) )
 144             {
 145               architecture = Arch_armv7hl;
 146               WAR << "/etc/rpm/platform contains armv7hl-: architecture upgraded to '" << architecture << "'" << endl;
 147               break;
 148             }
 149             if ( str::hasPrefix( *in, "armv6hl-" ) )
 150             {
 151               architecture = Arch_armv6hl;
 152               WAR << "/etc/rpm/platform contains armv6hl-: architecture upgraded to '" << architecture << "'" << endl;
 153               break;
 154             }
 155           }
 156         }
 157       }
 158 #if __GLIBC_PREREQ (2,16)
 159       else if ( architecture == Arch_ppc64 )
 160       {
 161         const char * platform = (const char *)getauxval( AT_PLATFORM );
 162         int powerlvl;
 163         if ( platform && sscanf( platform, "power%d", &powerlvl ) == 1 && powerlvl > 6 )
 164           architecture = Arch_ppc64p7;
 165       }
 166 #endif
 167       return architecture;
 168     }
 169
 170      /** The locale to be used for texts and messages.
 171      *
 172      * For the encoding to be used the preference is
 173      *
 174      *    LC_ALL, LC_CTYPE, LANG
 175      *
 176      * For the language of the messages to be used, the preference is
 177      *
 178      *    LANGUAGE, LC_ALL, LC_MESSAGES, LANG
 179      *
 180      * Note that LANGUAGE can contain more than one locale name, it can be
 181      * a list of locale names like for example
 182      *
 183      *    LANGUAGE=ja_JP.UTF-8:de_DE.UTF-8:fr_FR.UTF-8
 184
 185      * \todo Support dynamic fallbacklists defined by LANGUAGE
 186      */
 187     Locale _autodetectTextLocale()
 188     {
 189       Locale ret( Locale::enCode );
 190       const char * envlist[] = { "LC_ALL", "LC_MESSAGES", "LANG", NULL };
 191       for ( const char ** envvar = envlist; *envvar; ++envvar )
 192       {
 193         const char * envlang = getenv( *envvar );
 194         if ( envlang )
 195         {
 196           std::string envstr( envlang );
 197           if ( envstr != "POSIX" && envstr != "C" )
 198           {
 199             Locale lang( envstr );
 200             if ( lang )
 201             {
 202               MIL << "Found " << *envvar << "=" << envstr << endl;
 203               ret = lang;
 204               break;
 205             }
 206           }
 207         }
 208       }
 209       MIL << "Default text locale is '" << ret << "'" << endl;
 210 #warning HACK AROUND BOOST_TEST_CATCH_SYSTEM_ERRORS
 211       setenv( "BOOST_TEST_CATCH_SYSTEM_ERRORS", "no", 1 );
 212       return ret;
 213     }
 214
 215
 216     inline Pathname _autodetectSystemRoot()
 217     {
 218       Target_Ptr target( getZYpp()->getTarget() );
 219       return target ? target->root() : Pathname();
 220     }
 221
 222     inline Pathname _autodetectZyppConfPath()
 223     {
 224       const char *env_confpath = getenv( "ZYPP_CONF" );
 225       return env_confpath ? env_confpath : "/etc/zypp/zypp.conf";
 226     }
 227
 228    /////////////////////////////////////////////////////////////////
 229   } // namespace zypp
 230   ///////////////////////////////////////////////////////////////////
 231
 232   /** Mutable option. */
 233   template<class Tp>
 234       struct Option
 235       {
 236         typedef Tp value_type;
 237
 238         /** No default ctor, explicit initialisation! */
 239         Option( const value_type & initial_r )
 240           : _val( initial_r )
 241         {}
 242
 243         /** Get the value.  */
 244         const value_type & get() const
 245         { return _val; }
 246
 247         /** Autoconversion to value_type.  */
 248         operator const value_type &() const
 249         { return _val; }
 250
 251         /** Set a new value.  */
 252         void set( const value_type & newval_r )
 253         { _val = newval_r; }
 254
 255         /** Non-const reference to set a new value. */
 256         value_type & ref()
 257         { return _val; }
 258
 259         private:
 260           value_type _val;
 261       };
 262
 263   /** Mutable option with initial value also remembering a config value. */
 264   template<class Tp>
 265       struct DefaultOption : public Option<Tp>
 266       {
 267         typedef Tp         value_type;
 268         typedef Option<Tp> option_type;
 269
 270         DefaultOption( const value_type & initial_r )
 271           : Option<Tp>( initial_r ), _default( initial_r )
 272         {}
 273
 274         /** Reset value to the current default. */
 275         void restoreToDefault()
 276         { this->set( _default.get() ); }
 277
 278         /** Reset value to a new default. */
 279         void restoreToDefault( const value_type & newval_r )
 280         { setDefault( newval_r ); restoreToDefault(); }
 281
 282         /** Get the current default value. */
 283         const value_type & getDefault() const
 284         { return _default.get(); }
 285
 286         /** Set a new default value. */
 287         void setDefault( const value_type & newval_r )
 288         { _default.set( newval_r ); }
 289
 290         private:
 291           option_type _default;
 292       };
 293
 294   ///////////////////////////////////////////////////////////////////
 295   //
 296   //    CLASS NAME : ZConfig::Impl
 297   //
 298   /** ZConfig implementation.
 299    * \todo Enrich section and entry definition by some comment
 300    * (including the default setting and provide some method to
 301    * write this into a sample zypp.conf.
 302   */
 303   class ZConfig::Impl
 304   {
 305     typedef std::set<std::string> MultiversionSpec;
 306
 307     public:
 308       Impl( const Pathname & override_r = Pathname() )
 309         : _parsedZyppConf               ( override_r )
 310         , cfg_arch                      ( defaultSystemArchitecture() )
 311         , cfg_textLocale                ( defaultTextLocale() )
 312         , updateMessagesNotify          ( "" )
 313         , repo_add_probe                ( false )
 314         , repo_refresh_delay            ( 10 )
 315         , repoLabelIsAlias              ( false )
 316         , download_use_deltarpm         ( true )
 317         , download_use_deltarpm_always  ( false )
 318         , download_media_prefer_download( true )
 319         , download_mediaMountdir        ( "/var/adm/mount" )
 320         , download_max_concurrent_connections( 5 )
 321         , download_min_download_speed   ( 0 )
 322         , download_max_download_speed   ( 0 )
 323         , download_max_silent_tries     ( 5 )
 324         , download_transfer_timeout     ( 180 )
 325         , commit_downloadMode           ( DownloadDefault )
 326         , gpgCheck                      ( true )
 327         , repoGpgCheck                  ( indeterminate )
 328         , pkgGpgCheck                   ( indeterminate )
 329         , solver_onlyRequires           ( false )
 330         , solver_allowVendorChange      ( false )
 331         , solver_dupAllowDowngrade      ( true )
 332         , solver_dupAllowNameChange     ( true )
 333         , solver_dupAllowArchChange     ( true )
 334         , solver_dupAllowVendorChange   ( true )
 335         , solver_cleandepsOnRemove      ( false )
 336         , solver_upgradeTestcasesToKeep ( 2 )
 337         , solverUpgradeRemoveDroppedPackages( true )
 338         , apply_locks_file              ( true )
 339         , pluginsPath                   ( "/usr/lib/zypp/plugins" )
 340       {
 341         MIL << "libzypp: " << VERSION << endl;
 342         // override_r has higest prio
 343         // ZYPP_CONF might override /etc/zypp/zypp.conf
 344         if ( _parsedZyppConf.empty() )
 345         {
 346           _parsedZyppConf = _autodetectZyppConfPath();
 347         }
 348         else
 349         {
 350           // Inject this into ZConfig. Be shure this is
 351           // allocated via new. See: reconfigureZConfig
 352           INT << "Reconfigure to " << _parsedZyppConf << endl;
 353           ZConfig::instance()._pimpl.reset( this );
 354         }
 355         if ( PathInfo(_parsedZyppConf).isExist() )
 356         {
 357           parser::IniDict dict( _parsedZyppConf );
 358           for ( IniDict::section_const_iterator sit = dict.sectionsBegin();
 359                 sit != dict.sectionsEnd();
 360                 ++sit )
 361           {
 362             string section(*sit);
 363             //MIL << section << endl;
 364             for ( IniDict::entry_const_iterator it = dict.entriesBegin(*sit);
 365                   it != dict.entriesEnd(*sit);
 366                   ++it )
 367             {
 368               string entry(it->first);
 369               string value(it->second);
 370               //DBG << (*it).first << "=" << (*it).second << endl;
 371               if ( section == "main" )
 372               {
 373                 if ( entry == "arch" )
 374                 {
 375                   Arch carch( value );
 376                   if ( carch != cfg_arch )
 377                   {
 378                     WAR << "Overriding system architecture (" << cfg_arch << "): " << carch << endl;
 379                     cfg_arch = carch;
 380                   }
 381                 }
 382                 else if ( entry == "cachedir" )
 383                 {
 384                   cfg_cache_path = Pathname(value);
 385                 }
 386                 else if ( entry == "metadatadir" )
 387                 {
 388                   cfg_metadata_path = Pathname(value);
 389                 }
 390                 else if ( entry == "solvfilesdir" )
 391                 {
 392                   cfg_solvfiles_path = Pathname(value);
 393                 }
 394                 else if ( entry == "packagesdir" )
 395                 {
 396                   cfg_packages_path = Pathname(value);
 397                 }
 398                 else if ( entry == "configdir" )
 399                 {
 400                   cfg_config_path = Pathname(value);
 401                 }
 402                 else if ( entry == "reposdir" )
 403                 {
 404                   cfg_known_repos_path = Pathname(value);
 405                 }
 406                 else if ( entry == "servicesdir" )
 407                 {
 408                   cfg_known_services_path = Pathname(value);
 409                 }
 410                 else if ( entry == "varsdir" )
 411                 {
 412                   cfg_vars_path = Pathname(value);
 413                 }
 414                 else if ( entry == "repo.add.probe" )
 415                 {
 416                   repo_add_probe = str::strToBool( value, repo_add_probe );
 417                 }
 418                 else if ( entry == "repo.refresh.delay" )
 419                 {
 420                   str::strtonum(value, repo_refresh_delay);
 421                 }
 422                 else if ( entry == "repo.refresh.locales" )
 423                 {
 424                   std::vector<std::string> tmp;
 425                   str::split( value, back_inserter( tmp ), ", \t" );
 426
 427                   boost::function<Locale(const std::string &)> transform(
 428                     [](const std::string & str_r)->Locale{ return Locale(str_r); }
 429                   );
 430                   repoRefreshLocales.insert( make_transform_iterator( tmp.begin(), transform ),
 431                                              make_transform_iterator( tmp.end(), transform ) );
 432                 }
 433                 else if ( entry == "download.use_deltarpm" )
 434                 {
 435                   download_use_deltarpm = str::strToBool( value, download_use_deltarpm );
 436                 }
 437                 else if ( entry == "download.use_deltarpm.always" )
 438                 {
 439                   download_use_deltarpm_always = str::strToBool( value, download_use_deltarpm_always );
 440                 }
 441                 else if ( entry == "download.media_preference" )
 442                 {
 443                   download_media_prefer_download.restoreToDefault( str::compareCI( value, "volatile" ) != 0 );
 444                 }
 445
 446                 else if ( entry == "download.media_mountdir" )
 447                 {
 448                   download_mediaMountdir.restoreToDefault( Pathname(value) );
 449                 }
 450
 451                 else if ( entry == "download.max_concurrent_connections" )
 452                 {
 453                   str::strtonum(value, download_max_concurrent_connections);
 454                 }
 455                 else if ( entry == "download.min_download_speed" )
 456                 {
 457                   str::strtonum(value, download_min_download_speed);
 458                 }
 459                 else if ( entry == "download.max_download_speed" )
 460                 {
 461                   str::strtonum(value, download_max_download_speed);
 462                 }
 463                 else if ( entry == "download.max_silent_tries" )
 464                 {
 465                   str::strtonum(value, download_max_silent_tries);
 466                 }
 467                 else if ( entry == "download.transfer_timeout" )
 468                 {
 469                   str::strtonum(value, download_transfer_timeout);
 470                   if ( download_transfer_timeout < 0 )          download_transfer_timeout = 0;
 471                   else if ( download_transfer_timeout > 3600 )  download_transfer_timeout = 3600;
 472                 }
 473                 else if ( entry == "commit.downloadMode" )
 474                 {
 475                   commit_downloadMode.set( deserializeDownloadMode( value ) );
 476                 }
 477                 else if ( entry == "gpgcheck" )
 478                 {
 479                   gpgCheck.restoreToDefault( str::strToBool( value, gpgCheck ) );
 480                 }
 481                 else if ( entry == "repo_gpgcheck" )
 482                 {
 483                   repoGpgCheck.restoreToDefault( str::strToTriBool( value ) );
 484                 }
 485                 else if ( entry == "pkg_gpgcheck" )
 486                 {
 487                   pkgGpgCheck.restoreToDefault( str::strToTriBool( value ) );
 488                 }
 489                 else if ( entry == "vendordir" )
 490                 {
 491                   cfg_vendor_path = Pathname(value);
 492                 }
 493                 else if ( entry == "multiversiondir" )
 494                 {
 495                   cfg_multiversion_path = Pathname(value);
 496                 }
 497                 else if ( entry == "solver.onlyRequires" )
 498                 {
 499                   solver_onlyRequires.set( str::strToBool( value, solver_onlyRequires ) );
 500                 }
 501                 else if ( entry == "solver.allowVendorChange" )
 502                 {
 503                   solver_allowVendorChange.set( str::strToBool( value, solver_allowVendorChange ) );
 504                 }
 505                 else if ( entry == "solver.dupAllowDowngrade" )
 506                 {
 507                   solver_dupAllowDowngrade.set( str::strToBool( value, solver_dupAllowDowngrade ) );
 508                 }
 509                 else if ( entry == "solver.dupAllowNameChange" )
 510                 {
 511                   solver_dupAllowNameChange.set( str::strToBool( value, solver_dupAllowNameChange ) );
 512                 }
 513                 else if ( entry == "solver.dupAllowArchChange" )
 514                 {
 515                   solver_dupAllowArchChange.set( str::strToBool( value, solver_dupAllowArchChange ) );
 516                 }
 517                 else if ( entry == "solver.dupAllowVendorChange" )
 518                 {
 519                   solver_dupAllowVendorChange.set( str::strToBool( value, solver_dupAllowVendorChange ) );
 520                 }
 521                 else if ( entry == "solver.cleandepsOnRemove" )
 522                 {
 523                   solver_cleandepsOnRemove.set( str::strToBool( value, solver_cleandepsOnRemove ) );
 524                 }
 525                 else if ( entry == "solver.upgradeTestcasesToKeep" )
 526                 {
 527                   solver_upgradeTestcasesToKeep.set( str::strtonum<unsigned>( value ) );
 528                 }
 529                 else if ( entry == "solver.upgradeRemoveDroppedPackages" )
 530                 {
 531                   solverUpgradeRemoveDroppedPackages.restoreToDefault( str::strToBool( value, solverUpgradeRemoveDroppedPackages.getDefault() ) );
 532                 }
 533                 else if ( entry == "solver.checkSystemFile" )
 534                 {
 535                   solver_checkSystemFile = Pathname(value);
 536                 }
 537                 else if ( entry == "solver.checkSystemFileDir" )
 538                 {
 539                   solver_checkSystemFileDir = Pathname(value);
 540                 }
 541                 else if ( entry == "multiversion" )
 542                 {
 543                   MultiversionSpec & defSpec( _multiversionMap.getDefaultSpec() );
 544                   str::splitEscaped( value, std::inserter( defSpec, defSpec.end() ), ", \t" );
 545                 }
 546                 else if ( entry == "locksfile.path" )
 547                 {
 548                   locks_file = Pathname(value);
 549                 }
 550                 else if ( entry == "locksfile.apply" )
 551                 {
 552                   apply_locks_file = str::strToBool( value, apply_locks_file );
 553                 }
 554                 else if ( entry == "update.datadir" )
 555                 {
 556                   update_data_path = Pathname(value);
 557                 }
 558                 else if ( entry == "update.scriptsdir" )
 559                 {
 560                   update_scripts_path = Pathname(value);
 561                 }
 562                 else if ( entry == "update.messagessdir" )
 563                 {
 564                   update_messages_path = Pathname(value);
 565                 }
 566                 else if ( entry == "update.messages.notify" )
 567                 {
 568                   updateMessagesNotify.set( value );
 569                 }
 570                 else if ( entry == "rpm.install.excludedocs" )
 571                 {
 572                   rpmInstallFlags.setFlag( target::rpm::RPMINST_EXCLUDEDOCS,
 573                                            str::strToBool( value, false ) );
 574                 }
 575                 else if ( entry == "history.logfile" )
 576                 {
 577                   history_log_path = Pathname(value);
 578                 }
 579                 else if ( entry == "credentials.global.dir" )
 580                 {
 581                   credentials_global_dir_path = Pathname(value);
 582                 }
 583                 else if ( entry == "credentials.global.file" )
 584                 {
 585                   credentials_global_file_path = Pathname(value);
 586                 }
 587               }
 588             }
 589           }
 590           //
 591
 592         }
 593         else
 594         {
 595           MIL << _parsedZyppConf << " not found, using defaults instead." << endl;
 596           _parsedZyppConf = _parsedZyppConf.extend( " (NOT FOUND)" );
 597         }
 598
 599         // legacy:
 600         if ( getenv( "ZYPP_TESTSUITE_FAKE_ARCH" ) )
 601         {
 602           Arch carch( getenv( "ZYPP_TESTSUITE_FAKE_ARCH" ) );
 603           if ( carch != cfg_arch )
 604           {
 605             WAR << "ZYPP_TESTSUITE_FAKE_ARCH: Overriding system architecture (" << cfg_arch << "): " << carch << endl;
 606             cfg_arch = carch;
 607           }
 608         }
 609         MIL << "ZConfig singleton created." << endl;
 610       }
 611
 612       ~Impl()
 613       {}
 614
 615     public:
 616     /** Remember any parsed zypp.conf. */
 617     Pathname _parsedZyppConf;
 618
 619     Arch     cfg_arch;
 620     Locale   cfg_textLocale;
 621
 622     Pathname cfg_cache_path;
 623     Pathname cfg_metadata_path;
 624     Pathname cfg_solvfiles_path;
 625     Pathname cfg_packages_path;
 626
 627     Pathname cfg_config_path;
 628     Pathname cfg_known_repos_path;
 629     Pathname cfg_known_services_path;
 630     Pathname cfg_vars_path;
 631     Pathname cfg_repo_mgr_root_path;
 632
 633     Pathname cfg_vendor_path;
 634     Pathname cfg_multiversion_path;
 635     Pathname locks_file;
 636
 637     Pathname update_data_path;
 638     Pathname update_scripts_path;
 639     Pathname update_messages_path;
 640     DefaultOption<std::string> updateMessagesNotify;
 641
 642     bool        repo_add_probe;
 643     unsigned    repo_refresh_delay;
 644     LocaleSet   repoRefreshLocales;
 645     bool        repoLabelIsAlias;
 646
 647     bool download_use_deltarpm;
 648     bool download_use_deltarpm_always;
 649     DefaultOption<bool> download_media_prefer_download;
 650     DefaultOption<Pathname> download_mediaMountdir;
 651
 652     int download_max_concurrent_connections;
 653     int download_min_download_speed;
 654     int download_max_download_speed;
 655     int download_max_silent_tries;
 656     int download_transfer_timeout;
 657
 658     Option<DownloadMode> commit_downloadMode;
 659
 660     DefaultOption<bool>         gpgCheck;
 661     DefaultOption<TriBool>      repoGpgCheck;
 662     DefaultOption<TriBool>      pkgGpgCheck;
 663
 664     Option<bool>        solver_onlyRequires;
 665     Option<bool>        solver_allowVendorChange;
 666     Option<bool>        solver_dupAllowDowngrade;
 667     Option<bool>        solver_dupAllowNameChange;
 668     Option<bool>        solver_dupAllowArchChange;
 669     Option<bool>        solver_dupAllowVendorChange;
 670     Option<bool>        solver_cleandepsOnRemove;
 671     Option<unsigned>    solver_upgradeTestcasesToKeep;
 672     DefaultOption<bool> solverUpgradeRemoveDroppedPackages;
 673
 674     Pathname solver_checkSystemFile;
 675     Pathname solver_checkSystemFileDir;
 676
 677     MultiversionSpec &          multiversion()          { return getMultiversion(); }
 678     const MultiversionSpec &    multiversion() const    { return getMultiversion(); }
 679
 680     bool apply_locks_file;
 681
 682     target::rpm::RpmInstFlags rpmInstallFlags;
 683
 684     Pathname history_log_path;
 685     Pathname credentials_global_dir_path;
 686     Pathname credentials_global_file_path;
 687
 688     std::string userData;
 689
 690     Option<Pathname> pluginsPath;
 691
 692   private:
 693     // HACK for bnc#906096: let pool re-evaluate multiversion spec
 694     // if target root changes. ZConfig returns data sensitive to
 695     // current target root.
 696     // TODO Actually we'd need to scan the target systems zypp.conf and
 697     // overlay all system specific values.
 698     struct MultiversionMap
 699     {
 700       typedef std::map<Pathname,MultiversionSpec> SpecMap;
 701
 702       MultiversionSpec & getSpec( Pathname root_r, const Impl & zConfImpl_r )   // from system at root
 703       {
 704         // _specMap[]     - the plain zypp.conf value
 705         // _specMap[/]    - combine [] and multiversion.d scan
 706         // _specMap[root] - scan root/zypp.conf and root/multiversion.d
 707
 708         if ( root_r.empty() )
 709           root_r == "/";
 710         bool cacheHit = _specMap.count( root_r );
 711         MultiversionSpec & ret( _specMap[root_r] );     // creates new entry on the fly
 712
 713         if ( ! cacheHit )
 714         {
 715           if ( root_r == "/" )
 716             ret.swap( _specMap[Pathname()] );           // original zypp.conf
 717           else
 718             scanConfAt( root_r, ret, zConfImpl_r );     // scan zypp.conf at root_r
 719           scanDirAt( root_r, ret, zConfImpl_r );        // add multiversion.d at root_r
 720           using zypp::operator<<;
 721           MIL << "MultiversionSpec '" << root_r << "' = " << ret << endl;
 722         }
 723         return ret;
 724       }
 725
 726       MultiversionSpec & getDefaultSpec()       // Spec from zypp.conf parsing; called before any getSpec
 727       { return _specMap[Pathname()]; }
 728
 729     private:
 730       void scanConfAt( const Pathname root_r, MultiversionSpec & spec_r, const Impl & zConfImpl_r )
 731       {
 732         static const str::regex rx( "^multiversion *= *(.*)" );
 733         str::smatch what;
 734         iostr::simpleParseFile( InputStream( Pathname::assertprefix( root_r, _autodetectZyppConfPath() ) ),
 735                                 [&]( int num_r, std::string line_r )->bool
 736                                 {
 737                                   if ( line_r[0] == 'm' && str::regex_match( line_r, what, rx ) )
 738                                   {
 739                                     str::splitEscaped( what[1], std::inserter( spec_r, spec_r.end() ), ", \t" );
 740                                     return false;       // stop after match
 741                                   }
 742                                   return true;
 743                                 } );
 744       }
 745
 746       void scanDirAt( const Pathname root_r, MultiversionSpec & spec_r, const Impl & zConfImpl_r )
 747       {
 748         // NOTE:  Actually we'd need to scan and use the root_r! zypp.conf values.
 749         Pathname multiversionDir( zConfImpl_r.cfg_multiversion_path );
 750         if ( multiversionDir.empty() )
 751           multiversionDir = ( zConfImpl_r.cfg_config_path.empty()
 752                             ? Pathname("/etc/zypp")
 753                             : zConfImpl_r.cfg_config_path ) / "multiversion.d";
 754
 755         filesystem::dirForEach( Pathname::assertprefix( root_r, multiversionDir ),
 756                                 [&spec_r]( const Pathname & dir_r, const char *const & name_r )->bool
 757                                 {
 758                                   MIL << "Parsing " << dir_r/name_r << endl;
 759                                   iostr::simpleParseFile( InputStream( dir_r/name_r ),
 760                                                           [&spec_r]( int num_r, std::string line_r )->bool
 761                                                           {
 762                                                             DBG << "  found " << line_r << endl;
 763                                                             spec_r.insert( std::move(line_r) );
 764                                                             return true;
 765                                                           } );
 766                                   return true;
 767                                 } );
 768       }
 769
 770     private:
 771       SpecMap _specMap;
 772     };
 773
 774     MultiversionSpec & getMultiversion() const
 775     { return _multiversionMap.getSpec( _autodetectSystemRoot(), *this ); }
 776
 777     mutable MultiversionMap _multiversionMap;
 778   };
 779   ///////////////////////////////////////////////////////////////////
 780
 781   // Backdoor to redirect ZConfig from within the running
 782   // TEST-application. HANDLE WITH CARE!
 783   void reconfigureZConfig( const Pathname & override_r )
 784   {
 785     // ctor puts itself unter smart pointer control.
 786     new ZConfig::Impl( override_r );
 787   }
 788
 789   ///////////////////////////////////////////////////////////////////
 790   //
 791   //    METHOD NAME : ZConfig::instance
 792   //    METHOD TYPE : ZConfig &
 793   //
 794   ZConfig & ZConfig::instance()
 795   {
 796     static ZConfig _instance; // The singleton
 797     return _instance;
 798   }
 799
 800   ///////////////////////////////////////////////////////////////////
 801   //
 802   //    METHOD NAME : ZConfig::ZConfig
 803   //    METHOD TYPE : Ctor
 804   //
 805   ZConfig::ZConfig()
 806   : _pimpl( new Impl )
 807   {
 808     about( MIL );
 809   }
 810
 811   ///////////////////////////////////////////////////////////////////
 812   //
 813   //    METHOD NAME : ZConfig::~ZConfig
 814   //    METHOD TYPE : Dtor
 815   //
 816   ZConfig::~ZConfig( )
 817   {}
 818
 819   Pathname ZConfig::systemRoot() const
 820   { return _autodetectSystemRoot(); }
 821
 822
 823   Pathname ZConfig::repoManagerRoot() const
 824   {
 825     return ( _pimpl->cfg_repo_mgr_root_path.empty()
 826              ? systemRoot() : _pimpl->cfg_repo_mgr_root_path );
 827   }
 828
 829   void ZConfig::setRepoManagerRoot(const zypp::filesystem::Pathname &root)
 830   { _pimpl->cfg_repo_mgr_root_path = root; }
 831
 832   ///////////////////////////////////////////////////////////////////
 833   //
 834   // system architecture
 835   //
 836   ///////////////////////////////////////////////////////////////////
 837
 838   Arch ZConfig::defaultSystemArchitecture()
 839   {
 840     static Arch _val( _autodetectSystemArchitecture() );
 841     return _val;
 842   }
 843
 844   Arch ZConfig::systemArchitecture() const
 845   { return _pimpl->cfg_arch; }
 846
 847   void ZConfig::setSystemArchitecture( const Arch & arch_r )
 848   {
 849     if ( arch_r != _pimpl->cfg_arch )
 850     {
 851       WAR << "Overriding system architecture (" << _pimpl->cfg_arch << "): " << arch_r << endl;
 852       _pimpl->cfg_arch = arch_r;
 853     }
 854   }
 855
 856   ///////////////////////////////////////////////////////////////////
 857   //
 858   // text locale
 859   //
 860   ///////////////////////////////////////////////////////////////////
 861
 862   Locale ZConfig::defaultTextLocale()
 863   {
 864     static Locale _val( _autodetectTextLocale() );
 865     return _val;
 866   }
 867
 868   Locale ZConfig::textLocale() const
 869   { return _pimpl->cfg_textLocale; }
 870
 871   void ZConfig::setTextLocale( const Locale & locale_r )
 872   {
 873     if ( locale_r != _pimpl->cfg_textLocale )
 874     {
 875       WAR << "Overriding text locale (" << _pimpl->cfg_textLocale << "): " << locale_r << endl;
 876       _pimpl->cfg_textLocale = locale_r;
 877 #warning prefer signal
 878       sat::Pool::instance().setTextLocale( locale_r );
 879     }
 880   }
 881
 882   ///////////////////////////////////////////////////////////////////
 883   // user data
 884   ///////////////////////////////////////////////////////////////////
 885
 886   bool ZConfig::hasUserData() const
 887   { return !_pimpl->userData.empty(); }
 888
 889   std::string ZConfig::userData() const
 890   { return _pimpl->userData; }
 891
 892   bool ZConfig::setUserData( const std::string & str_r )
 893   {
 894     for_( ch, str_r.begin(), str_r.end() )
 895     {
 896       if ( *ch < ' ' && *ch != '\t' )
 897       {
 898         ERR << "New user data string rejectded: char " << (int)*ch << " at position " <<  (ch - str_r.begin()) << endl;
 899         return false;
 900       }
 901     }
 902     MIL << "Set user data string to '" << str_r << "'" << endl;
 903     _pimpl->userData = str_r;
 904     return true;
 905   }
 906
 907   ///////////////////////////////////////////////////////////////////
 908
 909   Pathname ZConfig::repoCachePath() const
 910   {
 911     return ( _pimpl->cfg_cache_path.empty()
 912              ? Pathname("/var/cache/zypp") : _pimpl->cfg_cache_path );
 913   }
 914
 915   Pathname ZConfig::pubkeyCachePath() const
 916   {
 917     return ( _pimpl->cfg_cache_path.empty()
 918              ? Pathname("/var/cache/zypp/pubkeys") : _pimpl->cfg_cache_path/"pubkeys" );
 919   }
 920
 921   void ZConfig::setRepoCachePath(const zypp::filesystem::Pathname &path_r)
 922   {
 923     _pimpl->cfg_cache_path = path_r;
 924   }
 925
 926   Pathname ZConfig::repoMetadataPath() const
 927   {
 928     return ( _pimpl->cfg_metadata_path.empty()
 929         ? (repoCachePath()/"raw") : _pimpl->cfg_metadata_path );
 930   }
 931
 932   void ZConfig::setRepoMetadataPath(const zypp::filesystem::Pathname &path_r)
 933   {
 934     _pimpl->cfg_metadata_path = path_r;
 935   }
 936
 937   Pathname ZConfig::repoSolvfilesPath() const
 938   {
 939     return ( _pimpl->cfg_solvfiles_path.empty()
 940         ? (repoCachePath()/"solv") : _pimpl->cfg_solvfiles_path );
 941   }
 942
 943   void ZConfig::setRepoSolvfilesPath(const zypp::filesystem::Pathname &path_r)
 944   {
 945     _pimpl->cfg_solvfiles_path = path_r;
 946   }
 947
 948   Pathname ZConfig::repoPackagesPath() const
 949   {
 950     return ( _pimpl->cfg_packages_path.empty()
 951         ? (repoCachePath()/"packages") : _pimpl->cfg_packages_path );
 952   }
 953
 954   void ZConfig::setRepoPackagesPath(const zypp::filesystem::Pathname &path_r)
 955   {
 956     _pimpl->cfg_packages_path = path_r;
 957   }
 958
 959   ///////////////////////////////////////////////////////////////////
 960
 961   Pathname ZConfig::configPath() const
 962   {
 963     return ( _pimpl->cfg_config_path.empty()
 964         ? Pathname("/etc/zypp") : _pimpl->cfg_config_path );
 965   }
 966
 967   Pathname ZConfig::knownReposPath() const
 968   {
 969     return ( _pimpl->cfg_known_repos_path.empty()
 970         ? (configPath()/"repos.d") : _pimpl->cfg_known_repos_path );
 971   }
 972
 973   Pathname ZConfig::knownServicesPath() const
 974   {
 975     return ( _pimpl->cfg_known_services_path.empty()
 976         ? (configPath()/"services.d") : _pimpl->cfg_known_services_path );
 977   }
 978
 979   Pathname ZConfig::needrebootFile() const
 980   { return configPath()/"needreboot"; }
 981
 982   Pathname ZConfig::needrebootPath() const
 983   { return configPath()/"needreboot.d"; }
 984
 985   Pathname ZConfig::varsPath() const
 986   {
 987     return ( _pimpl->cfg_vars_path.empty()
 988         ? (configPath()/"vars.d") : _pimpl->cfg_vars_path );
 989   }
 990
 991   Pathname ZConfig::vendorPath() const
 992   {
 993     return ( _pimpl->cfg_vendor_path.empty()
 994         ? (configPath()/"vendors.d") : _pimpl->cfg_vendor_path );
 995   }
 996
 997   Pathname ZConfig::locksFile() const
 998   {
 999     return ( _pimpl->locks_file.empty()
1000         ? (configPath()/"locks") : _pimpl->locks_file );
1001   }
1002
1003   ///////////////////////////////////////////////////////////////////
1004
1005   bool ZConfig::repo_add_probe() const
1006   { return _pimpl->repo_add_probe; }
1007
1008   unsigned ZConfig::repo_refresh_delay() const
1009   { return _pimpl->repo_refresh_delay; }
1010
1011   LocaleSet ZConfig::repoRefreshLocales() const
1012   { return _pimpl->repoRefreshLocales.empty() ? Target::requestedLocales("") :_pimpl->repoRefreshLocales; }
1013
1014   bool ZConfig::repoLabelIsAlias() const
1015   { return _pimpl->repoLabelIsAlias; }
1016
1017   void ZConfig::repoLabelIsAlias( bool yesno_r )
1018   { _pimpl->repoLabelIsAlias = yesno_r; }
1019
1020   bool ZConfig::download_use_deltarpm() const
1021   { return _pimpl->download_use_deltarpm; }
1022
1023   bool ZConfig::download_use_deltarpm_always() const
1024   { return download_use_deltarpm() && _pimpl->download_use_deltarpm_always; }
1025
1026   bool ZConfig::download_media_prefer_download() const
1027   { return _pimpl->download_media_prefer_download; }
1028
1029   void ZConfig::set_download_media_prefer_download( bool yesno_r )
1030   { _pimpl->download_media_prefer_download.set( yesno_r ); }
1031
1032   void ZConfig::set_default_download_media_prefer_download()
1033   { _pimpl->download_media_prefer_download.restoreToDefault(); }
1034
1035   long ZConfig::download_max_concurrent_connections() const
1036   { return _pimpl->download_max_concurrent_connections; }
1037
1038   long ZConfig::download_min_download_speed() const
1039   { return _pimpl->download_min_download_speed; }
1040
1041   long ZConfig::download_max_download_speed() const
1042   { return _pimpl->download_max_download_speed; }
1043
1044   long ZConfig::download_max_silent_tries() const
1045   { return _pimpl->download_max_silent_tries; }
1046
1047   long ZConfig::download_transfer_timeout() const
1048   { return _pimpl->download_transfer_timeout; }
1049
1050   Pathname ZConfig::download_mediaMountdir() const              { return _pimpl->download_mediaMountdir; }
1051   void ZConfig::set_download_mediaMountdir( Pathname newval_r ) { _pimpl->download_mediaMountdir.set( std::move(newval_r) ); }
1052   void ZConfig::set_default_download_mediaMountdir()            { _pimpl->download_mediaMountdir.restoreToDefault(); }
1053
1054   DownloadMode ZConfig::commit_downloadMode() const
1055   { return _pimpl->commit_downloadMode; }
1056
1057
1058   bool ZConfig::gpgCheck() const                        { return _pimpl->gpgCheck; }
1059   TriBool ZConfig::repoGpgCheck() const                 { return _pimpl->repoGpgCheck; }
1060   TriBool ZConfig::pkgGpgCheck() const                  { return _pimpl->pkgGpgCheck; }
1061
1062   void ZConfig::setGpgCheck( bool val_r )               { _pimpl->gpgCheck.set( val_r ); }
1063   void ZConfig::setRepoGpgCheck( TriBool val_r )        { _pimpl->repoGpgCheck.set( val_r ); }
1064   void ZConfig::setPkgGpgCheck( TriBool val_r )         { _pimpl->pkgGpgCheck.set( val_r ); }
1065
1066   void ZConfig::resetGpgCheck()                         { _pimpl->gpgCheck.restoreToDefault(); }
1067   void ZConfig::resetRepoGpgCheck()                     { _pimpl->repoGpgCheck.restoreToDefault(); }
1068   void ZConfig::resetPkgGpgCheck()                      { _pimpl->pkgGpgCheck.restoreToDefault(); }
1069
1070
1071   bool ZConfig::solver_onlyRequires() const
1072   { return _pimpl->solver_onlyRequires; }
1073
1074   bool ZConfig::solver_allowVendorChange() const
1075   { return _pimpl->solver_allowVendorChange; }
1076
1077   bool ZConfig::solver_dupAllowDowngrade() const        { return _pimpl->solver_dupAllowDowngrade; }
1078   bool ZConfig::solver_dupAllowNameChange() const       { return _pimpl->solver_dupAllowNameChange; }
1079   bool ZConfig::solver_dupAllowArchChange() const       { return _pimpl->solver_dupAllowArchChange; }
1080   bool ZConfig::solver_dupAllowVendorChange() const     { return _pimpl->solver_dupAllowVendorChange; }
1081
1082   bool ZConfig::solver_cleandepsOnRemove() const
1083   { return _pimpl->solver_cleandepsOnRemove; }
1084
1085   Pathname ZConfig::solver_checkSystemFile() const
1086   { return ( _pimpl->solver_checkSystemFile.empty()
1087       ? (configPath()/"systemCheck") : _pimpl->solver_checkSystemFile ); }
1088
1089   Pathname ZConfig::solver_checkSystemFileDir() const
1090   { return ( _pimpl->solver_checkSystemFileDir.empty()
1091       ? (configPath()/"systemCheck.d") : _pimpl->solver_checkSystemFileDir ); }
1092
1093   unsigned ZConfig::solver_upgradeTestcasesToKeep() const
1094   { return _pimpl->solver_upgradeTestcasesToKeep; }
1095
1096   bool ZConfig::solverUpgradeRemoveDroppedPackages() const              { return _pimpl->solverUpgradeRemoveDroppedPackages; }
1097   void ZConfig::setSolverUpgradeRemoveDroppedPackages( bool val_r )     { _pimpl->solverUpgradeRemoveDroppedPackages.set( val_r ); }
1098   void ZConfig::resetSolverUpgradeRemoveDroppedPackages()               { _pimpl->solverUpgradeRemoveDroppedPackages.restoreToDefault(); }
1099
1100   namespace
1101   {
1102     inline void sigMultiversionSpecChanged()
1103     {
1104       sat::detail::PoolMember::myPool().multiversionSpecChanged();
1105     }
1106   }
1107
1108   const std::set<std::string> & ZConfig::multiversionSpec() const       { return _pimpl->multiversion(); }
1109   void ZConfig::multiversionSpec( std::set<std::string> new_r )         { _pimpl->multiversion().swap( new_r );         sigMultiversionSpecChanged(); }
1110   void ZConfig::clearMultiversionSpec()                                 { _pimpl->multiversion().clear();               sigMultiversionSpecChanged(); }
1111   void ZConfig::addMultiversionSpec( const std::string & name_r )       { _pimpl->multiversion().insert( name_r );      sigMultiversionSpecChanged(); }
1112   void ZConfig::removeMultiversionSpec( const std::string & name_r )    { _pimpl->multiversion().erase( name_r );       sigMultiversionSpecChanged(); }
1113
1114   bool ZConfig::apply_locks_file() const
1115   { return _pimpl->apply_locks_file; }
1116
1117   Pathname ZConfig::update_dataPath() const
1118   {
1119     return ( _pimpl->update_data_path.empty()
1120         ? Pathname("/var/adm") : _pimpl->update_data_path );
1121   }
1122
1123   Pathname ZConfig::update_messagesPath() const
1124   {
1125     return ( _pimpl->update_messages_path.empty()
1126              ? Pathname(update_dataPath()/"update-messages") : _pimpl->update_messages_path );
1127   }
1128
1129   Pathname ZConfig::update_scriptsPath() const
1130   {
1131     return ( _pimpl->update_scripts_path.empty()
1132              ? Pathname(update_dataPath()/"update-scripts") : _pimpl->update_scripts_path );
1133   }
1134
1135   std::string ZConfig::updateMessagesNotify() const
1136   { return _pimpl->updateMessagesNotify; }
1137
1138   void ZConfig::setUpdateMessagesNotify( const std::string & val_r )
1139   { _pimpl->updateMessagesNotify.set( val_r ); }
1140
1141   void ZConfig::resetUpdateMessagesNotify()
1142   { _pimpl->updateMessagesNotify.restoreToDefault(); }
1143
1144   ///////////////////////////////////////////////////////////////////
1145
1146   target::rpm::RpmInstFlags ZConfig::rpmInstallFlags() const
1147   { return _pimpl->rpmInstallFlags; }
1148
1149
1150   Pathname ZConfig::historyLogFile() const
1151   {
1152     return ( _pimpl->history_log_path.empty() ?
1153         Pathname("/var/log/zypp/history") : _pimpl->history_log_path );
1154   }
1155
1156   Pathname ZConfig::credentialsGlobalDir() const
1157   {
1158     return ( _pimpl->credentials_global_dir_path.empty() ?
1159         Pathname("/etc/zypp/credentials.d") : _pimpl->credentials_global_dir_path );
1160   }
1161
1162   Pathname ZConfig::credentialsGlobalFile() const
1163   {
1164     return ( _pimpl->credentials_global_file_path.empty() ?
1165         Pathname("/etc/zypp/credentials.cat") : _pimpl->credentials_global_file_path );
1166   }
1167
1168   ///////////////////////////////////////////////////////////////////
1169
1170   std::string ZConfig::distroverpkg() const
1171   { return "system-release"; }
1172
1173   ///////////////////////////////////////////////////////////////////
1174
1175   Pathname ZConfig::pluginsPath() const
1176   { return _pimpl->pluginsPath.get(); }
1177
1178   ///////////////////////////////////////////////////////////////////
1179
1180   std::ostream & ZConfig::about( std::ostream & str ) const
1181   {
1182     str << "libzypp: " << VERSION << endl;
1183
1184     str << "libsolv: " << solv_version;
1185     if ( ::strcmp( solv_version, LIBSOLV_VERSION_STRING ) )
1186       str << " (built against " << LIBSOLV_VERSION_STRING << ")";
1187     str << endl;
1188
1189     str << "zypp.conf: '" << _pimpl->_parsedZyppConf << "'" << endl;
1190     str << "TextLocale: '" << textLocale() << "' (" << defaultTextLocale() << ")" << endl;
1191     str << "SystemArchitecture: '" << systemArchitecture() << "' (" << defaultSystemArchitecture() << ")" << endl;
1192     return str;
1193   }
1194
1195   /////////////////////////////////////////////////////////////////
1196 } // namespace zypp
1197 ///////////////////////////////////////////////////////////////////