libzypp: zypp/media/MediaHandler.cc Source File

libzypp 17.38.10

MediaHandler.cc
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1/*---------------------------------------------------------------------\
2| ____ _ __ __ ___ |
3| |__ / \ / / . \ . \ |
4| / / \ V /| _/ _/ |
5| / /__ | | | | | | |
6| /_____||_| |_| |_| |
7| |
8\---------------------------------------------------------------------*/
12
13#include <iostream>
14#include <fstream>
15#include <sstream>
16
17#include <zypp/ZConfig.h>
18#include <zypp/TmpPath.h>
19#include <zypp-core/Date.h>
20#include <zypp-core/base/LogTools.h>
21#include <zypp-core/base/Gettext.h>
22#include <zypp-core/base/String.h>
23#include <zypp/media/MediaHandler.h>
24#include <zypp/media/MediaManager.h>
25#include <utility>
26#include <zypp-media/Mount>
27#include <limits.h>
28#include <stdlib.h>
29#include <errno.h>
30
31using std::endl;
32
33// use directory.yast on every media (not just via ftp/http)
34#define NONREMOTE_DIRECTORY_YAST 1
35
36namespace zypp {
37 namespace media {
38
39 Pathname MediaHandler::_attachPrefix("");
40
42//
43// CLASS NAME : MediaHandler
44//
46
48//
49//
50// METHOD NAME : MediaHandler::MediaHandler
51// METHOD TYPE : Constructor
52//
53// DESCRIPTION :
54//
55 MediaHandler::MediaHandler (MirroredOrigin origin_r,
56 const Pathname & attach_point_r,
57 Pathname urlpath_below_attachpoint_r,
58 const bool does_download_r )
59 : _mediaSource()
60 , _attachPoint( new AttachPoint())
61 , _attachPointHint()
62 , _relativeRoot(std::move( urlpath_below_attachpoint_r))
63 , _does_download( does_download_r )
64 , _attach_mtime(0)
65 , _origin(std::move( origin_r ))
66 , _parentId(0)
67{
68 Pathname real_attach_point( getRealPath(attach_point_r.asString()));
69
70 if ( !real_attach_point.empty() ) {
72 // check if provided attachpoint is usable.
74
75 PathInfo adir( real_attach_point );
76 //
77 // The verify if attach_point_r isn't a mountpoint of another
78 // device is done in the particular media handler (if needed).
79 //
80 // We just verify, if attach_point_r is a directory and for
81 // schemes other than "file" and "dir", if it is absolute.
82 //
83 if ( !adir.isDir()
84 || ( _origin.scheme() != "file"
85 && _origin.scheme() != "dir"
86 && !real_attach_point.absolute()) )
87 {
88 ERR << "Provided attach point is not a absolute directory: "
89 << adir << endl;
90 }
91 else {
92 attachPointHint( real_attach_point, false);
93 setAttachPoint( real_attach_point, false);
94 }
95 }
96}
97
99//
100//
101// METHOD NAME : MediaHandler::~MediaHandler
102// METHOD TYPE : Destructor
103//
104// DESCRIPTION :
105//
106MediaHandler::~MediaHandler()
107{
108 try
109 {
110 removeAttachPoint();
111 }
112 catch(...) {}
113}
114
115void
116MediaHandler::resetParentId()
117{
118 _parentId = 0;
119}
120
121std::string
122MediaHandler::getRealPath(const std::string &path)
123{
124 return getRealPath(zypp::Pathname(path)).asString();
125}
126
127 zypp::Pathname
128 MediaHandler::getRealPath(const Pathname &path)
129{
130 return path.realpath();
131}
132
133
135//
136//
137// METHOD NAME : MediaHandler::removeAttachPoint
138// METHOD TYPE : void
139//
140// DESCRIPTION :
141//
142void
143MediaHandler::removeAttachPoint()
144{
145 if ( _mediaSource ) {
146 INT << "MediaHandler deleted with media attached." << endl;
147 return; // no cleanup if media still mounted!
148 }
149
150 DBG << "MediaHandler - checking if to remove attach point" << endl;
151 if ( _attachPoint.unique() &&
152 _attachPoint->temp &&
153 !_attachPoint->path.empty() &&
154 PathInfo(_attachPoint->path).isDir())
155 {
156 Pathname path(_attachPoint->path);
157
158 setAttachPoint("", true);
159
160 int res = recursive_rmdir( path );
161 if ( res == 0 ) {
162 MIL << "Deleted default attach point " << path << endl;
163 } else {
164 ERR << "Failed to Delete default attach point " << path
165 << " errno(" << res << ")" << endl;
166 }
167 }
168 else
169 {
170 if( !_attachPoint->path.empty() && !_attachPoint->temp)
171 DBG << "MediaHandler - attachpoint is not temporary" << endl;
172 }
173}
174
175
177//
178//
179// METHOD NAME : MediaHandler::attachPoint
180// METHOD TYPE : Pathname
181//
182// DESCRIPTION :
183//
184 Pathname
185MediaHandler::attachPoint() const
186{
187 return _attachPoint->path;
188}
189
190
192//
193//
194// METHOD NAME : MediaHandler::attachPoint
195// METHOD TYPE :
196//
197// DESCRIPTION :
198//
199void
200MediaHandler::setAttachPoint(const Pathname &path, bool temporary)
201{
202 _attachPoint.reset( new AttachPoint(path, temporary));
203}
204
205 Pathname
206MediaHandler::localRoot() const
207{
208 if( _attachPoint->path.empty())
209 return Pathname();
210 else
211 return _attachPoint->path + _relativeRoot;
212}
213
215//
216//
217// METHOD NAME : MediaHandler::attachPoint
218// METHOD TYPE :
219//
220// DESCRIPTION :
221//
222void
223 MediaHandler::setAttachPoint(const AttachPointRef &ref)
224{
225 if( ref)
226 AttachPointRef(ref).swap(_attachPoint);
227 else
228 _attachPoint.reset( new AttachPoint());
229}
230
232//
233//
234// METHOD NAME : MediaHandler::attachPointHint
235// METHOD TYPE : void
236//
237// DESCRIPTION :
238//
239void
240 MediaHandler::attachPointHint(const Pathname &path, bool temporary)
241{
242 _attachPointHint.path = path;
243 _attachPointHint.temp = temporary;
244}
245
247//
248//
249// METHOD NAME : MediaHandler::attachPointHint
250// METHOD TYPE : AttachPoint
251//
252// DESCRIPTION :
253//
254 AttachPoint
255MediaHandler::attachPointHint() const
256{
257 return _attachPointHint;
258}
259
261//
262//
263// METHOD NAME : MediaHandler::findAttachedMedia
264// METHOD TYPE : AttachedMedia
265//
266// DESCRIPTION :
267//
268 AttachedMedia
269MediaHandler::findAttachedMedia(const MediaSourceRef &media) const
270{
271 return MediaManager().findAttachedMedia(media);
272}
273
275//
276//
277// METHOD NAME : MediaHandler::setAttachPrefix
278// METHOD TYPE : void
279//
280// DESCRIPTION :
281//
282bool
283MediaHandler::setAttachPrefix(const Pathname &attach_prefix)
284{
285 if( attach_prefix.empty())
286 {
287 MIL << "Resetting to built-in attach point prefixes."
288 << std::endl;
289 MediaHandler::_attachPrefix = attach_prefix;
290 return true;
291 }
292 else
293 if( MediaHandler::checkAttachPoint(attach_prefix, false, true))
294 {
295 MIL << "Setting user defined attach point prefix: "
296 << attach_prefix << std::endl;
297 MediaHandler::_attachPrefix = attach_prefix;
298 return true;
299 }
300 return false;
301}
302
304//
305//
306// METHOD NAME : MediaHandler::attach
307// METHOD TYPE : Pathname
308//
309// DESCRIPTION :
310//
311 Pathname
312MediaHandler::createAttachPoint() const
313{
314 Pathname aroot;
315 Pathname apoint;
316 {
317 aroot = MediaHandler::_attachPrefix; // explicit request
318 if ( ! aroot.empty() )
319 apoint = createAttachPoint( aroot );
320 }
321
322 if ( apoint.empty() ) // fallback to config value
323 {
324 aroot = ZConfig::instance().download_mediaMountdir();
325 if ( ! aroot.empty() )
326 apoint = createAttachPoint( aroot );
327 }
328
329 if ( apoint.empty() ) // fall back to temp space
330 {
331 aroot = filesystem::TmpPath::defaultLocation();
332 if ( ! aroot.empty() )
333 apoint = createAttachPoint( aroot );
334 }
335
336 if ( apoint.empty() )
337 {
338 auto except = MediaBadAttachPointException( url() );
339 except.addHistory( _("Create attach point: Can't find a writable directory to create an attach point") );
340 ZYPP_THROW( except );
341 }
342
343 MIL << "Created default attach point " << apoint << std::endl;
344 return apoint;
345}
346
347 Pathname
348 MediaHandler::createAttachPoint(const Pathname &attach_root) const
349{
350 Pathname apoint;
351
352 if( attach_root.empty() || !attach_root.absolute()) {
353 ERR << "Create attach point: invalid attach root: '"
354 << attach_root << "'" << std::endl;
355 return apoint;
356 }
357
358 PathInfo adir( attach_root );
359 if( !adir.isDir() || (geteuid() != 0 && !adir.userMayRWX())) {
360 DBG << "Create attach point: attach root is not a writable directory: '"
361 << attach_root << "'" << std::endl;
362 return apoint;
363 }
364
365 static bool cleanup_once( true );
366 if ( cleanup_once )
367 {
368 cleanup_once = false;
369 DBG << "Look for orphaned attach points in " << adir << std::endl;
370 std::list<std::string> entries;
371 filesystem::readdir( entries, attach_root, false );
372 for ( const std::string & entry : entries )
373 {
374 if ( ! str::hasPrefix( entry, "AP_0x" ) )
375 continue;
376 PathInfo sdir( attach_root + entry );
377 if ( sdir.isDir()
378 && sdir.dev() == adir.dev()
379 && ( Date::now()-sdir.mtime() > Date::month ) )
380 {
381 DBG << "Remove orphaned attach point " << sdir << std::endl;
382 filesystem::recursive_rmdir( sdir.path() );
383 }
384 }
385 }
386
387 filesystem::TmpDir tmpdir( attach_root, "AP_0x" );
388 if ( tmpdir )
389 {
390 apoint = getRealPath( tmpdir.path().asString() );
391 if ( ! apoint.empty() )
392 {
393 tmpdir.autoCleanup( false ); // Take responsibility for cleanup.
394 }
395 else
396 {
397 ERR << "Unable to resolve real path for attach point " << tmpdir << std::endl;
398 }
399 }
400 else
401 {
402 ERR << "Unable to create attach point below " << attach_root << std::endl;
403 }
404 return apoint;
405}
406
408//
409//
410// METHOD NAME : MediaHandler::isUseableAttachPoint
411// METHOD TYPE : bool
412//
413// DESCRIPTION :
414//
415bool
416MediaHandler::isUseableAttachPoint(const Pathname &path, bool mtab) const
417{
418 MediaManager manager;
419 return manager.isUseableAttachPoint(path, mtab);
420}
421
422
424//
425//
426// METHOD NAME : MediaHandler::setMediaSource
427// METHOD TYPE : void
428//
429// DESCRIPTION :
430//
431void
432MediaHandler::setMediaSource(const MediaSourceRef &ref)
433{
434 _mediaSource.reset();
435 if( ref && !ref->type.empty() && !ref->name.empty())
436 _mediaSource = ref;
437}
438
440//
441//
442// METHOD NAME : MediaHandler::attachedMedia
443// METHOD TYPE : AttachedMedia
444//
445// DESCRIPTION :
446//
447 AttachedMedia
448MediaHandler::attachedMedia() const
449{
450 if ( _mediaSource && _attachPoint)
451 return AttachedMedia(_mediaSource, _attachPoint);
452 else
453 return AttachedMedia();
454}
455
457//
458//
459// METHOD NAME : MediaHandler::isSharedMedia
460// METHOD TYPE : bool
461//
462// DESCRIPTION :
463//
464bool
465MediaHandler::isSharedMedia() const
466{
467 return !_mediaSource.unique();
468}
469
471//
472//
473// METHOD NAME : MediaHandler::checkAttached
474// METHOD TYPE : bool
475//
476// DESCRIPTION :
477//
478bool
479MediaHandler::checkAttached(bool matchMountFs) const
480{
481 bool _isAttached = false;
482
483 AttachedMedia ref( attachedMedia() );
484 if( ref.mediaSource )
485 {
486 time_t old_mtime = _attach_mtime;
487 _attach_mtime = MediaManager::getMountTableMTime();
488 if( !(old_mtime <= 0 || _attach_mtime != old_mtime) )
489 {
490 // OK, skip the check (we've seen it at least once)
491 _isAttached = true;
492 }
493 else
494 {
495 if( old_mtime > 0)
496 DBG << "Mount table changed - rereading it" << std::endl;
497 else
498 DBG << "Forced check of the mount table" << std::endl;
499
500 MountEntries entries( MediaManager::getMountEntries());
501 for_( e, entries.begin(), entries.end() )
502 {
503 if ( ref.attachPoint->path != Pathname(e->dir) )
504 continue; // at least the mount points must match
505
506 bool is_device = e->isBlockDevice();
507 if( is_device && (ref.mediaSource->maj_nr &&
508 ref.mediaSource->bdir.empty()))
509 {
510 PathInfo dev_info(e->src);
511 std::string mtype(matchMountFs ? e->type : ref.mediaSource->type);
512 MediaSource media(mtype, e->src, dev_info.devMajor(), dev_info.devMinor());
513
514 if( ref.mediaSource->equals( media ) )
515 {
516 DBG << "Found media device "
517 << ref.mediaSource->asString()
518 << " in the mount table as " << e->src << std::endl;
519 _isAttached = true;
520 break;
521 }
522 // differs
523 }
524 else
525 if(!is_device && (!ref.mediaSource->maj_nr ||
526 !ref.mediaSource->bdir.empty()))
527 {
528 if( ref.mediaSource->bdir.empty())
529 {
530 // bnc#710269: Type nfs may appear as nfs4 in in the mount table
531 // and maybe vice versa. Similar cifs/smb. Need to unify these types:
532 if ( matchMountFs && e->type != ref.mediaSource->type )
533 {
534 if ( str::hasPrefix( e->type, "nfs" ) && str::hasPrefix( ref.mediaSource->type, "nfs" ) )
535 matchMountFs = false;
536 else if ( ( e->type == "cifs" || e->type == "smb" ) && ( ref.mediaSource->type == "cifs" || ref.mediaSource->type == "smb" ) )
537 matchMountFs = false;
538 else
539 continue; // different types cannot match
540 }
541 // Here: Types are ok or not to check.
542 // Check the name except for nfs (bnc#804544; symlink resolution in mount path)
543 //
544 // [fibonacci]$ ls -l /Local/ma/c12.1
545 // lrwxrwxrwx /Local/ma/c12.1 -> zypp-SuSE-Code-12_1-Branch/
546 //
547 // [localhost]$ mount -t nfs4 fibonacci:/Local/ma/c12.1 /mnt
548 // [localhost]$ mount
549 // fibonacci:/Local/ma/zypp-SuSE-Code-12_1-Branch on /mnt
550
551 // std::string mtype(matchMountFs ? e->type : ref.mediaSource->type);
552 // MediaSource media(mtype, e->src);
553
554 if( ref.mediaSource->name == e->src || str::hasPrefix( ref.mediaSource->type, "nfs" ) )
555 {
556 DBG << "Found media name "
557 << ref.mediaSource->asString()
558 << " in the mount table as " << e->src << std::endl;
559 _isAttached = true;
560 break;
561 }
562 }
563 else
564 {
565 if ( ref.mediaSource->bdir == e->src )
566 {
567 DBG << "Found bound media "
568 << ref.mediaSource->asString()
569 << " in the mount table as " << e->src << std::endl;
570 _isAttached = true;
571 break;
572 }
573 }
574 // differs
575 }
576 else // mixed cases:
577 {
578 // Type ISO: Since 11.1 mtab might contain the name of
579 // the loop device instead of the iso file:
580 if ( ref.mediaSource->type == "iso"
581 && str::hasPrefix( Pathname(e->src).asString(), "/dev/loop" )
582 && ref.attachPoint->path == Pathname(e->dir) )
583 {
584 DBG << "Found bound media "
585 << ref.mediaSource->asString()
586 << " in the mount table as " << e->src << std::endl;
587 _isAttached = true;
588 break;
589 }
590 }
591 }
592
593 if( !_isAttached)
594 {
595 MIL << "Looking for " << ref << endl;
596 if( entries.empty() )
597 {
598 ERR << "Unable to find any entry in the /etc/mtab file" << std::endl;
599 }
600 else
601 {
602 dumpRange( DBG << "MountEntries: ", entries.begin(), entries.end() ) << endl;
603 }
604 if( old_mtime > 0 )
605 {
606 ERR << "Attached media not in mount table any more - forcing reset!"
607 << std::endl;
608
609 _mediaSource.reset();
610 }
611 else
612 {
613 WAR << "Attached media not in mount table ..." << std::endl;
614 }
615
616 // reset the mtime and force a new check to make sure,
617 // that we've found the media at least once in the mtab.
618 _attach_mtime = 0;
619 }
620 }
621 }
622 return _isAttached;
623}
624
626//
627//
628// METHOD NAME : MediaHandler::attach
629// METHOD TYPE : PMError
630//
631// DESCRIPTION :
632//
633 void MediaHandler::attach( bool next )
634{
635 if ( isAttached() )
636 return;
637
638 // reset it in case of overloaded isAttached()
639 // that checks the media against /etc/mtab ...
640 setMediaSource(MediaSourceRef());
641
642 AttachPoint ap( attachPointHint());
643 setAttachPoint(ap.path, ap.temp);
644
645 try
646 {
647 attachTo( next ); // pass to concrete handler
648 }
649 catch(const MediaException &e)
650 {
651 removeAttachPoint();
652 ZYPP_RETHROW(e);
653 }
654 MIL << "Attached: " << *this << endl;
655}
656
657
659//
660//
661// METHOD NAME : MediaHandler::localPath
662// METHOD TYPE : Pathname
663//
664 Pathname MediaHandler::localPath( const Pathname & pathname ) const
665{
666 Pathname _localRoot( localRoot());
667 if ( _localRoot.empty() )
668 return _localRoot;
669
670 // we must check maximum file name length
671 // this is important for fetching the suseservers, the
672 // url with all parameters can get too long (bug #42021)
673
674 return _localRoot + pathname.absolutename();
675}
676
677
678
679
680
682//
683//
684// METHOD NAME : MediaHandler::disconnect
685// METHOD TYPE : PMError
686//
687 void MediaHandler::disconnect()
688{
689 if ( !isAttached() )
690 return;
691
692 disconnectFrom(); // pass to concrete handler
693 MIL << "Disconnected: " << *this << endl;
694}
695
697//
698//
699// METHOD NAME : MediaHandler::release
700// METHOD TYPE : PMError
701//
702// DESCRIPTION :
703//
704 void MediaHandler::release( const std::string & ejectDev )
705{
706 if ( !isAttached() ) {
707 DBG << "Request to release media - not attached; eject '" << ejectDev << "'"
708 << std::endl;
709 if ( !ejectDev.empty() )
710 forceEject(ejectDev);
711 return;
712 }
713
714 DBG << "Request to release attached media "
715 << _mediaSource->asString()
716 << ", use count=" << _mediaSource.use_count()
717 << std::endl;
718
719 if( _mediaSource.unique())
720 {
721 DBG << "Releasing media " << _mediaSource->asString() << std::endl;
722 try {
723 releaseFrom( ejectDev ); // pass to concrete handler
724 }
725 catch(const MediaNotEjectedException &e)
726 {
727 // not ejected because the media
728 // is mounted by somebody else
729 // (if our attach point is busy,
730 // we get an umount exception)
731 _mediaSource.reset(NULL);
732 removeAttachPoint();
733 // OK, retrow now
734 ZYPP_RETHROW(e);
735 }
736 _mediaSource.reset(NULL);
737 removeAttachPoint();
738 }
739 else if( !ejectDev.empty() ) {
740 //
741 // Can't eject a shared media
742 //
743 //ZYPP_THROW(MediaIsSharedException(_mediaSource->asString()));
744
745 MediaSourceRef media( new MediaSource(*_mediaSource));
746 _mediaSource.reset(NULL);
747
748 MediaManager manager;
749 manager.forceReleaseShared(media);
750
751 setMediaSource(media);
752 DBG << "Releasing media (forced) " << _mediaSource->asString() << std::endl;
753 try {
754 releaseFrom( ejectDev ); // pass to concrete handler
755 }
756 catch(const MediaNotEjectedException &e)
757 {
758 // not ejected because the media
759 // is mounted by somebody else
760 // (if our attach point is busy,
761 // we get an umount exception)
762 _mediaSource.reset(NULL);
763 removeAttachPoint();
764 // OK, retrow now
765 ZYPP_RETHROW(e);
766 }
767 _mediaSource.reset(NULL);
768 removeAttachPoint();
769 }
770 else {
771 DBG << "Releasing shared media reference only" << std::endl;
772 _mediaSource.reset(NULL);
773 setAttachPoint("", true);
774 }
775 MIL << "Released: " << *this << endl;
776}
777
778 void MediaHandler::forceRelaseAllMedia(bool matchMountFs)
779{
780 forceRelaseAllMedia( attachedMedia().mediaSource, matchMountFs);
781}
782
783 void MediaHandler::forceRelaseAllMedia(const MediaSourceRef &ref,
784 bool matchMountFs)
785{
786 if( !ref)
787 return;
788
789 MountEntries entries( MediaManager::getMountEntries());
790 MountEntries::const_iterator e;
791 for( e = entries.begin(); e != entries.end(); ++e)
792 {
793 bool is_device = false;
794 PathInfo dev_info;
795
796 if( str::hasPrefix( Pathname(e->src).asString(), "/dev/" ) &&
797 dev_info(e->src) && dev_info.isBlk())
798 {
799 is_device = true;
800 }
801
802 if( is_device && ref->maj_nr)
803 {
804 std::string mtype(matchMountFs ? e->type : ref->type);
805 MediaSource media(mtype, e->src, dev_info.devMajor(), dev_info.devMinor());
806
807 if( ref->equals( media) && e->type != "subfs")
808 {
809 DBG << "Forcing release of media device "
810 << ref->asString()
811 << " in the mount table as "
812 << e->src << std::endl;
813 try {
814 Mount mount;
815 mount.umount(e->dir);
816 }
817 catch (const Exception &e)
818 {
819 ZYPP_CAUGHT(e);
820 }
821 }
822 }
823 else
824 if(!is_device && !ref->maj_nr)
825 {
826 std::string mtype(matchMountFs ? e->type : ref->type);
827 MediaSource media(mtype, e->src);
828 if( ref->equals( media))
829 {
830 DBG << "Forcing release of media name "
831 << ref->asString()
832 << " in the mount table as "
833 << e->src << std::endl;
834 try {
835 Mount mount;
836 mount.umount(e->dir);
837 }
838 catch (const Exception &e)
839 {
840 ZYPP_CAUGHT(e);
841 }
842 }
843 }
844 }
845}
846
847bool
848MediaHandler::checkAttachPoint(const Pathname &apoint) const
849{
850 return MediaHandler::checkAttachPoint( apoint, true, false);
851}
852
853// STATIC
854bool
855 MediaHandler::checkAttachPoint(const Pathname &apoint,
856 bool emptydir,
857 bool writeable)
858{
859 if( apoint.empty() || !apoint.absolute())
860 {
861 ERR << "Attach point '" << apoint << "' is not absolute"
862 << std::endl;
863 return false;
864 }
865 if( apoint == "/")
866 {
867 ERR << "Attach point '" << apoint << "' is not allowed"
868 << std::endl;
869 return false;
870 }
871
872 PathInfo ainfo(apoint);
873 if( !ainfo.isDir())
874 {
875 ERR << "Attach point '" << apoint << "' is not a directory"
876 << std::endl;
877 return false;
878 }
879
880 if( emptydir)
881 {
882 if( 0 != zypp::filesystem::is_empty_dir(apoint))
883 {
884 ERR << "Attach point '" << apoint << "' is not a empty directory"
885 << std::endl;
886 return false;
887 }
888 }
889
890 if( writeable)
891 {
892 Pathname apath(apoint + "XXXXXX");
893 char *atemp = ::strdup( apath.asString().c_str());
894 char *atest = NULL;
895 if( !ainfo.userMayRWX() || atemp == NULL ||
896 (atest=::mkdtemp(atemp)) == NULL)
897 {
898 if( atemp != NULL)
899 ::free(atemp);
900
901 ERR << "Attach point '" << ainfo.path()
902 << "' is not a writeable directory" << std::endl;
903 return false;
904 }
905 else if( atest != NULL)
906 ::rmdir(atest);
907
908 if( atemp != NULL)
909 ::free(atemp);
910 }
911 return true;
912}
913
915//
916// METHOD NAME : MediaHandler::dependsOnParent
917// METHOD TYPE : bool
918//
919// DESCRIPTION :
920//
921bool
922MediaHandler::dependsOnParent()
923{
924 return _parentId != 0;
925}
926
927bool
928 MediaHandler::dependsOnParent(MediaAccessId parentId, bool exactIdMatch)
929{
930 if( _parentId != 0)
931 {
932 if(parentId == _parentId)
933 return true;
934
935 if( !exactIdMatch)
936 {
937 MediaManager mm;
938 AttachedMedia am1 = mm.getAttachedMedia(_parentId);
939 AttachedMedia am2 = mm.getAttachedMedia(parentId);
940 if( am1.mediaSource && am2.mediaSource)
941 {
942 return am1.mediaSource->equals( *(am2.mediaSource));
943 }
944 }
945 }
946 return false;
947}
948
950//
951//
952// METHOD NAME : MediaHandler::provideFile
953// METHOD TYPE : PMError
954//
955// DESCRIPTION :
956//
957 void MediaHandler::provideFileCopy( const OnMediaLocation &srcFile, const Pathname& targetFilename ) const
958{
959 if ( !isAttached() ) {
960 INT << "Media not_attached on provideFileCopy(" << srcFile
961 << "," << targetFilename << ")" << endl;
962 ZYPP_THROW(MediaNotAttachedException(url()));
963 }
964
965 getFileCopy( srcFile, targetFilename ); // pass to concrete handler
966 DBG << "provideFileCopy(" << srcFile << "," << targetFilename << ")" << endl;
967}
968
969 void MediaHandler::provideFile( const OnMediaLocation &file ) const
970{
971 if ( !isAttached() ) {
972 INT << "Error: Not attached on provideFile(" << file << ")" << endl;
973 ZYPP_THROW(MediaNotAttachedException(url()));
974 }
975
976 getFile( file ); // pass to concrete handler
977 DBG << "provideFile(" << file << ")" << endl;
978}
979
980
982//
983//
984// METHOD NAME : MediaHandler::provideDir
985// METHOD TYPE : PMError
986//
987// DESCRIPTION :
988//
989 void MediaHandler::provideDir( const Pathname& dirname ) const
990{
991 if ( !isAttached() ) {
992 INT << "Error: Not attached on provideDir(" << dirname << ")" << endl;
993 ZYPP_THROW(MediaNotAttachedException(url()));
994 }
995
996 getDir( dirname, /*recursive*/false ); // pass to concrete handler
997 MIL << "provideDir(" << dirname << ")" << endl;
998}
999
1001//
1002//
1003// METHOD NAME : MediaHandler::provideDirTree
1004// METHOD TYPE : PMError
1005//
1006// DESCRIPTION :
1007//
1008 void MediaHandler::provideDirTree( const Pathname& dirname ) const
1009{
1010 if ( !isAttached() ) {
1011 INT << "Error Not attached on provideDirTree(" << dirname << ")" << endl;
1012 ZYPP_THROW(MediaNotAttachedException(url()));
1013 }
1014
1015 getDir( dirname, /*recursive*/true ); // pass to concrete handler
1016 MIL << "provideDirTree(" << dirname << ")" << endl;
1017}
1018
1020//
1021//
1022// METHOD NAME : MediaHandler::releasePath
1023// METHOD TYPE : PMError
1024//
1025// DESCRIPTION :
1026//
1027 void MediaHandler::releasePath( const Pathname& pathname ) const
1028{
1029 if ( ! _does_download || _attachPoint->empty() )
1030 return;
1031
1032 PathInfo info( localPath( pathname ) );
1033
1034 if ( info.isFile() ) {
1035 unlink( info.path() );
1036 } else if ( info.isDir() ) {
1037 if ( info.path() != localRoot() ) {
1038 recursive_rmdir( info.path() );
1039 } else {
1040 clean_dir( info.path() );
1041 }
1042 }
1043}
1044
1046//
1047//
1048// METHOD NAME : MediaHandler::dirInfo
1049// METHOD TYPE : PMError
1050//
1051// DESCRIPTION :
1052//
1053 void MediaHandler::dirInfo( std::list<std::string> & retlist,
1054 const Pathname & dirname, bool dots ) const
1055{
1056 retlist.clear();
1057
1058 if ( !isAttached() ) {
1059 INT << "Error: Not attached on dirInfo(" << dirname << ")" << endl;
1060 ZYPP_THROW(MediaNotAttachedException(url()));
1061 }
1062
1063 getDirInfo( retlist, dirname, dots ); // pass to concrete handler
1064 MIL << "dirInfo(" << dirname << ")" << endl;
1065}
1066
1068//
1069//
1070// METHOD NAME : MediaHandler::dirInfo
1071// METHOD TYPE : PMError
1072//
1073// DESCRIPTION :
1074//
1075 void MediaHandler::dirInfo( filesystem::DirContent & retlist,
1076 const Pathname & dirname, bool dots ) const
1077{
1078 retlist.clear();
1079
1080 if ( !isAttached() ) {
1081 INT << "Error: Not attached on dirInfo(" << dirname << ")" << endl;
1082 ZYPP_THROW(MediaNotAttachedException(url()));
1083 }
1084
1085 getDirInfo( retlist, dirname, dots ); // pass to concrete handler
1086 MIL << "dirInfo(" << dirname << ")" << endl;
1087}
1088
1090//
1091//
1092// METHOD NAME : MediaHandler::doesFileExist
1093// METHOD TYPE : PMError
1094//
1095// DESCRIPTION :
1096//
1097 bool MediaHandler::doesFileExist( const Pathname & filename ) const
1098{
1099 // TODO do some logging
1100 if ( !isAttached() ) {
1101 INT << "Error Not attached on doesFileExist(" << filename << ")" << endl;
1102 ZYPP_THROW(MediaNotAttachedException(url()));
1103 }
1104 return getDoesFileExist( filename );
1105 MIL << "doesFileExist(" << filename << ")" << endl;
1106}
1107
1109//
1110//
1111// METHOD NAME : MediaHandler::getDirectoryYast
1112// METHOD TYPE : PMError
1113//
1114 void MediaHandler::getDirectoryYast( std::list<std::string> & retlist,
1115 const Pathname & dirname, bool dots ) const
1116{
1117 retlist.clear();
1118
1119 filesystem::DirContent content;
1120 getDirectoryYast( content, dirname, dots );
1121
1122 // convert to std::list<std::string>
1123 for ( filesystem::DirContent::const_iterator it = content.begin(); it != content.end(); ++it ) {
1124 retlist.push_back( it->name );
1125 }
1126}
1127
1129//
1130//
1131// METHOD NAME : MediaHandler::getDirectoryYast
1132// METHOD TYPE : PMError
1133//
1134 void MediaHandler::getDirectoryYast( filesystem::DirContent & retlist,
1135 const Pathname & dirname, bool dots ) const
1136{
1137 retlist.clear();
1138
1139 // look for directory.yast
1140 auto dirFile = OnMediaLocation( dirname + "directory.yast" );
1141 getFile( dirFile );
1142 DBG << "provideFile(" << dirFile << "): " << "OK" << endl;
1143
1144 // using directory.yast
1145 std::ifstream dir( localPath( dirFile.filename() ).asString().c_str() );
1146 if ( dir.fail() ) {
1147 ERR << "Unable to load '" << localPath( dirFile.filename() ) << "'" << endl;
1148 ZYPP_THROW(MediaSystemException(url(),
1149 "Unable to load '" + localPath( dirFile.filename() ).asString() + "'"));
1150 }
1151
1152 std::string line;
1153 while( getline( dir, line ) ) {
1154 if ( line.empty() ) continue;
1155 if ( line == "directory.yast" ) continue;
1156
1157 // Newer directory.yast append '/' to directory names
1158 // Remaining entries are unspecified, although most probabely files.
1159 filesystem::FileType type = filesystem::FT_NOT_AVAIL;
1160 if ( *line.rbegin() == '/' ) {
1161 line.erase( line.end()-1 );
1162 type = filesystem::FT_DIR;
1163 }
1164
1165 if ( dots ) {
1166 if ( line == "." || line == ".." ) continue;
1167 } else {
1168 if ( *line.begin() == '.' ) continue;
1169 }
1170
1171 retlist.push_back( filesystem::DirEntry( line, type ) );
1172 }
1173}
1174
1175/******************************************************************
1176**
1177**
1178** FUNCTION NAME : operator<<
1179** FUNCTION TYPE : ostream &
1180*/
1181std::ostream & operator<<( std::ostream & str, const MediaHandler & obj )
1182{
1183 str << obj.url() << ( obj.isAttached() ? "" : " not" )
1184 << " attached; localRoot \"" << obj.localRoot() << "\"";
1185 return str;
1186}
1187
1188 void MediaHandler::getFile( const OnMediaLocation &file ) const
1189{
1190 PathInfo info( localPath( file.filename() ) );
1191 if( info.isFile() ) {
1192 return;
1193 }
1194
1195 if (info.isExist())
1196 ZYPP_THROW(MediaNotAFileException(url(), localPath(file.filename())));
1197 else
1198 ZYPP_THROW(MediaFileNotFoundException(url(), file.filename()));
1199}
1200
1201 void MediaHandler::getFileCopy( const OnMediaLocation &file, const Pathname &targetFilename ) const
1202{
1203 getFile( file );
1204 if ( copy( localPath( file.filename() ), targetFilename ) != 0 ) {
1205 ZYPP_THROW(MediaWriteException(targetFilename));
1206 }
1207}
1208
1209
1211//
1212//
1213// METHOD NAME : MediaHandler::getDir
1214// METHOD TYPE : PMError
1215//
1216// DESCRIPTION : Asserted that media is attached.
1217// Default implementation of pure virtual.
1218//
1219 void MediaHandler::getDir( const Pathname & dirname, bool recurse_r ) const
1220{
1221 PathInfo info( localPath( dirname ) );
1222 if( info.isDir() ) {
1223 return;
1224 }
1225
1226 if (info.isExist())
1227 ZYPP_THROW(MediaNotADirException(url(), localPath(dirname)));
1228 else
1229 ZYPP_THROW(MediaFileNotFoundException(url(), dirname));
1230}
1231
1233//
1234//
1235// METHOD NAME : MediaHandler::getDirInfo
1236// METHOD TYPE : PMError
1237//
1238// DESCRIPTION : Asserted that media is attached and retlist is empty.
1239// Default implementation of pure virtual.
1240//
1241 void MediaHandler::getDirInfo( std::list<std::string> & retlist,
1242 const Pathname & dirname, bool dots ) const
1243{
1244 PathInfo info( localPath( dirname ) );
1245 if( ! info.isDir() ) {
1246 ZYPP_THROW(MediaNotADirException(url(), localPath(dirname)));
1247 }
1248
1249#if NONREMOTE_DIRECTORY_YAST
1250 // use directory.yast if available
1251 try {
1252 getDirectoryYast( retlist, dirname, dots );
1253 }
1254 catch (const MediaException & excpt_r)
1255 {
1256#endif
1257
1258 // readdir
1259 int res = readdir( retlist, info.path(), dots );
1260 if ( res )
1261 {
1262 MediaSystemException nexcpt(url(), "readdir failed");
1263#if NONREMOTE_DIRECTORY_YAST
1264 nexcpt.remember(excpt_r);
1265#endif
1266 ZYPP_THROW(nexcpt);
1267 }
1268
1269#if NONREMOTE_DIRECTORY_YAST
1270 }
1271#endif
1272
1273 return;
1274}
1275
1277//
1278//
1279// METHOD NAME : MediaHandler::getDirInfo
1280// METHOD TYPE : PMError
1281//
1282// DESCRIPTION : Asserted that media is attached and retlist is empty.
1283// Default implementation of pure virtual.
1284//
1285 void MediaHandler::getDirInfo( filesystem::DirContent & retlist,
1286 const Pathname & dirname, bool dots ) const
1287{
1288 PathInfo info( localPath( dirname ) );
1289 if( ! info.isDir() ) {
1290 ZYPP_THROW(MediaNotADirException(url(), localPath(dirname)));
1291 }
1292
1293#if NONREMOTE_DIRECTORY_YAST
1294 // use directory.yast if available
1295 try {
1296 getDirectoryYast( retlist, dirname, dots );
1297 }
1298 catch (const MediaException & excpt_r)
1299 {
1300#endif
1301
1302 // readdir
1303 int res = readdir( retlist, info.path(), dots );
1304 if ( res )
1305 {
1306 MediaSystemException nexcpt(url(), "readdir failed");
1307#if NONREMOTE_DIRECTORY_YAST
1308 nexcpt.remember(excpt_r);
1309#endif
1310 ZYPP_THROW(nexcpt);
1311 }
1312#if NONREMOTE_DIRECTORY_YAST
1313 }
1314#endif
1315}
1316
1318//
1319//
1320// METHOD NAME : MediaHandler::getDoesFileExist
1321// METHOD TYPE : PMError
1322//
1323// DESCRIPTION : Asserted that file is not a directory
1324// Default implementation of pure virtual.
1325//
1326 bool MediaHandler::getDoesFileExist( const Pathname & filename ) const
1327{
1328 PathInfo info( localPath( filename ) );
1329 if( info.isDir() ) {
1330 ZYPP_THROW(MediaNotAFileException(url(), localPath(filename)));
1331 }
1332 return info.isExist();
1333}
1334
1335 bool MediaHandler::hasMoreDevices()
1336{
1337 return false;
1338}
1339
1340 void MediaHandler::getDetectedDevices(std::vector<std::string> & devices,
1341 unsigned int & index) const
1342{
1343 // clear the vector by default
1344 if (!devices.empty())
1345 devices.clear();
1346 index = 0;
1347
1348 DBG << "No devices for this medium" << endl;
1349}
1350
1351 void MediaHandler::precacheFiles( const std::vector<OnMediaLocation> & )
1352{
1353 /* do nothing */
1354}
1355
1356 } // namespace media
1357} // namespace zypp
1358// vim: set ts=8 sts=2 sw=2 ai noet:
Date.h
for_
#define for_(IT, BEG, END)
Convenient for-loops using iterator.
Definition Easy.h:27
ZYPP_RETHROW
#define ZYPP_RETHROW(EXCPT)
Drops a logline and rethrows, updating the CodeLocation.
Definition Exception.h:479
ZYPP_CAUGHT
#define ZYPP_CAUGHT(EXCPT)
Drops a logline telling the Exception was caught (in order to handle it).
Definition Exception.h:475
ZYPP_THROW
#define ZYPP_THROW(EXCPT)
Drops a logline and throws the Exception.
Definition Exception.h:459
Gettext.h
_
#define _(MSG)
Definition Gettext.h:39
LogTools.h
DBG
#define DBG
Definition Logger.h:102
MIL
#define MIL
Definition Logger.h:103
ERR
#define ERR
Definition Logger.h:105
WAR
#define WAR
Definition Logger.h:104
INT
#define INT
Definition Logger.h:107
MediaHandler.h
MediaManager.h
String.h
ZConfig.h
zypp::Date::month
static const ValueType month
Definition Date.h:49
zypp::Date::now
static Date now()
Return the current time.
Definition Date.h:78
zypp::Exception
Base class for Exception.
Definition Exception.h:153
zypp::Exception::remember
void remember(const Exception &old_r)
Store an other Exception as history.
Definition Exception.cc:154
zypp::MirroredOrigin
Manages a data source characterized by an authoritative URL and a list of mirror URLs.
Definition MirroredOrigin.h:170
zypp::OnMediaLocation
Describes a resource file located on a medium.
Definition onmedialocation.h:37
zypp::OnMediaLocation::filename
const Pathname & filename() const
The path to the resource on the medium.
Definition onmedialocation.cc:90
zypp::ZConfig::download_mediaMountdir
Pathname download_mediaMountdir() const
Path where media are preferably mounted or downloaded.
Definition ZConfig.cc:1080
zypp::ZConfig::instance
static ZConfig & instance()
Singleton ctor.
Definition ZConfig.cc:788
zypp::filesystem::PathInfo
Wrapper class for stat/lstat.
Definition PathInfo.h:226
zypp::filesystem::PathInfo::dev
dev_t dev() const
Definition PathInfo.h:367
zypp::filesystem::PathInfo::isBlk
bool isBlk() const
Definition PathInfo.h:299
zypp::filesystem::PathInfo::mtime
time_t mtime() const
Definition PathInfo.h:384
zypp::filesystem::PathInfo::userMayRWX
bool userMayRWX() const
Definition PathInfo.h:361
zypp::filesystem::PathInfo::path
const Pathname & path() const
Return current Pathname.
Definition PathInfo.h:251
zypp::filesystem::PathInfo::isDir
bool isDir() const
Definition PathInfo.h:296
zypp::filesystem::PathInfo::isFile
bool isFile() const
Definition PathInfo.h:295
zypp::filesystem::PathInfo::devMinor
unsigned int devMinor() const
Definition PathInfo.cc:252
zypp::filesystem::PathInfo::isExist
bool isExist() const
Return whether valid stat info exists.
Definition PathInfo.h:286
zypp::filesystem::PathInfo::devMajor
unsigned int devMajor() const
Definition PathInfo.cc:242
zypp::filesystem::Pathname
Pathname.
Definition Pathname.h:48
zypp::filesystem::Pathname::absolute
bool absolute() const
Test for an absolute path.
Definition Pathname.h:119
zypp::filesystem::Pathname::asString
const std::string & asString() const
String representation.
Definition Pathname.h:94
zypp::filesystem::Pathname::empty
bool empty() const
Test for an empty path.
Definition Pathname.h:117
zypp::filesystem::Pathname::realpath
Pathname realpath() const
Returns this path as the absolute canonical pathname.
Definition Pathname.cc:231
zypp::filesystem::Pathname::absolutename
Pathname absolutename() const
Return this path, adding a leading '/' if relative.
Definition Pathname.h:148
zypp::filesystem::TmpDir
Provide a new empty temporary directory and recursively delete it when no longer needed.
Definition TmpPath.h:173
zypp::filesystem::TmpPath::defaultLocation
static const Pathname & defaultLocation()
Definition TmpPath.cc:129
zypp::filesystem::TmpPath::path
Pathname path() const
Definition TmpPath.cc:124
zypp::filesystem::TmpPath::autoCleanup
bool autoCleanup() const
Whether path is valid and deleted when the last reference drops.
Definition TmpPath.cc:142
zypp::media::AttachPoint
Attach point of a media source.
Definition MediaSource.h:107
zypp::media::AttachPoint::path
Pathname path
The path name (mount point).
Definition MediaSource.h:117
zypp::media::AttachPoint::temp
bool temp
If it was created temporary.
Definition MediaSource.h:118
zypp::media::MediaBadAttachPointException
Definition mediaexception.h:213
zypp::media::MediaException
Just inherits Exception to separate media exceptions.
Definition mediaexception.h:37
zypp::media::MediaFileNotFoundException
Definition mediaexception.h:164
zypp::media::MediaHandler::isUseableAttachPoint
bool isUseableAttachPoint(const Pathname &path, bool mtab=true) const
Ask media manager, if the specified path is already used as attach point or if there are another atta...
Definition MediaHandler.cc:416
zypp::media::MediaHandler::getFile
virtual void getFile(const OnMediaLocation &file) const
Call concrete handler to provide file below attach point.
Definition MediaHandler.cc:1188
zypp::media::MediaHandler::MediaHandler
MediaHandler(MirroredOrigin origin_r, const Pathname &attach_point_r, Pathname urlpath_below_attachpoint_r, const bool does_download_r)
If the concrete media handler provides a nonempty attach_point, it must be an existing directory.
Definition MediaHandler.cc:55
zypp::media::MediaHandler::attachTo
virtual void attachTo(bool next=false)=0
Call concrete handler to attach the media.
zypp::media::MediaHandler::_origin
MirroredOrigin _origin
Contains the authority URL and mirrors.
Definition MediaHandler.h:112
zypp::media::MediaHandler::url
Url url() const
Primary Url used.
Definition MediaHandler.h:507
zypp::media::MediaHandler::provideDirTree
void provideDirTree(const Pathname &dirname) const
Use concrete handler to provide directory tree denoted by path below 'localRoot' (recursive!
Definition MediaHandler.cc:1008
zypp::media::MediaHandler::getDoesFileExist
virtual bool getDoesFileExist(const Pathname &filename) const =0
check if a file exists
Definition MediaHandler.cc:1326
zypp::media::MediaHandler::getDetectedDevices
virtual void getDetectedDevices(std::vector< std::string > &devices, unsigned int &index) const
Fill in a vector of detected ejectable devices and the index of the currently attached device within ...
Definition MediaHandler.cc:1340
zypp::media::MediaHandler::checkAttachPoint
virtual bool checkAttachPoint(const Pathname &apoint) const
Verify if the specified directory as attach point (root) as requires by the particular media handler ...
Definition MediaHandler.cc:848
zypp::media::MediaHandler::disconnect
void disconnect()
Use concrete handler to isconnect media.
Definition MediaHandler.cc:687
zypp::media::MediaHandler::_mediaSource
MediaSourceRef _mediaSource
The attached media source description reference.
Definition MediaHandler.h:71
zypp::media::MediaHandler::attach
void attach(bool next)
Use concrete handler to attach the media.
Definition MediaHandler.cc:633
zypp::media::MediaHandler::resetParentId
void resetParentId()
Called in case, where the media manager takes over the destruction of the parent id (e....
Definition MediaHandler.cc:116
zypp::media::MediaHandler::_attach_mtime
time_t _attach_mtime
timestamp of the the last attach verification
Definition MediaHandler.h:105
zypp::media::MediaHandler::precacheFiles
virtual void precacheFiles(const std::vector< OnMediaLocation > &files)
Tries to fetch the given files and precaches them.
Definition MediaHandler.cc:1351
zypp::media::MediaHandler::isAttached
virtual bool isAttached() const
True if media is attached.
Definition MediaHandler.h:529
zypp::media::MediaHandler::hasMoreDevices
virtual bool hasMoreDevices()
Check if the media has one more device available for attach(true).
Definition MediaHandler.cc:1335
zypp::media::MediaHandler::_attachPointHint
AttachPoint _attachPointHint
The user provided attach preferred point.
Definition MediaHandler.h:89
zypp::media::MediaHandler::disconnectFrom
virtual void disconnectFrom()
Call concrete handler to disconnect media.
Definition MediaHandler.h:321
zypp::media::MediaHandler::getRealPath
static std::string getRealPath(const std::string &path)
Definition MediaHandler.cc:122
zypp::media::MediaHandler::dirInfo
void dirInfo(std::list< std::string > &retlist, const Pathname &dirname, bool dots=true) const
Return content of directory on media via retlist.
Definition MediaHandler.cc:1053
zypp::media::MediaHandler::createAttachPoint
Pathname createAttachPoint() const
Try to create a default / temporary attach point.
Definition MediaHandler.cc:312
zypp::media::MediaHandler::_attachPoint
AttachPointRef _attachPoint
This is where the media will be actually attached ("mounted").
Definition MediaHandler.h:77
zypp::media::MediaHandler::attachPointHint
AttachPoint attachPointHint() const
Get the actual attach point hint.
Definition MediaHandler.cc:255
zypp::media::MediaHandler::doesFileExist
bool doesFileExist(const Pathname &filename) const
check if a file exists
Definition MediaHandler.cc:1097
zypp::media::MediaHandler::setAttachPrefix
static bool setAttachPrefix(const Pathname &attach_prefix)
Definition MediaHandler.cc:283
zypp::media::MediaHandler::getFileCopy
virtual void getFileCopy(const OnMediaLocation &file, const Pathname &targetFilename) const
Call concrete handler to provide a file under a different place in the file system (usually not under...
Definition MediaHandler.cc:1201
zypp::media::MediaHandler::setMediaSource
void setMediaSource(const MediaSourceRef &ref)
Set new media source reference.
Definition MediaHandler.cc:432
zypp::media::MediaHandler::localPath
Pathname localPath(const Pathname &pathname) const
Files provided will be available at 'localPath(filename)'.
Definition MediaHandler.cc:664
zypp::media::MediaHandler::_attachPrefix
static Pathname _attachPrefix
User defined default attach point prefix.
Definition MediaHandler.h:65
zypp::media::MediaHandler::forceRelaseAllMedia
void forceRelaseAllMedia(bool matchMountFs)
Call to this function will try to release all media matching the currenlty attached media source,...
Definition MediaHandler.cc:778
zypp::media::MediaHandler::release
void release(const std::string &ejectDev="")
Use concrete handler to release the media.
Definition MediaHandler.cc:704
zypp::media::MediaHandler::checkAttached
bool checkAttached(bool matchMountFs) const
Check actual mediaSource attachment against the current mount table of the system.
Definition MediaHandler.cc:479
zypp::media::MediaHandler::removeAttachPoint
void removeAttachPoint()
Remove unused attach point.
Definition MediaHandler.cc:143
zypp::media::MediaHandler::getDirectoryYast
void getDirectoryYast(std::list< std::string > &retlist, const Pathname &dirname, bool dots=true) const
Retrieve and if available scan dirname/directory.yast.
Definition MediaHandler.cc:1114
zypp::media::MediaHandler::setAttachPoint
void setAttachPoint(const Pathname &path, bool temp)
Set a new attach point.
Definition MediaHandler.cc:200
zypp::media::MediaHandler::attachPoint
Pathname attachPoint() const
Return the currently used attach point.
Definition MediaHandler.cc:185
zypp::media::MediaHandler::localRoot
Pathname localRoot() const
Return the local directory that corresponds to medias url, no matter if media isAttached or not.
Definition MediaHandler.cc:206
zypp::media::MediaHandler::dependsOnParent
bool dependsOnParent()
Definition MediaHandler.cc:922
zypp::media::MediaHandler::~MediaHandler
virtual ~MediaHandler()
Contolling MediaAccess takes care, that attached media is released prior to deleting this.
Definition MediaHandler.cc:106
zypp::media::MediaHandler::getDir
virtual void getDir(const Pathname &dirname, bool recurse_r) const =0
Call concrete handler to provide directory content (not recursive!) below attach point.
Definition MediaHandler.cc:1219
zypp::media::MediaHandler::_relativeRoot
Pathname _relativeRoot
The relative root directory of the data on the media.
Definition MediaHandler.h:96
zypp::media::MediaHandler::findAttachedMedia
AttachedMedia findAttachedMedia(const MediaSourceRef &media) const
Ask the media manager if specified media source is already attached.
Definition MediaHandler.cc:269
zypp::media::MediaHandler::provideDir
void provideDir(const Pathname &dirname) const
Use concrete handler to provide directory denoted by path below 'localRoot' (not recursive!...
Definition MediaHandler.cc:989
zypp::media::MediaHandler::isSharedMedia
bool isSharedMedia() const
Returns a hint if the media is shared or not.
Definition MediaHandler.cc:465
zypp::media::MediaHandler::provideFileCopy
void provideFileCopy(const OnMediaLocation &srcFile, const Pathname &targetFilename) const
Call concrete handler to provide a copy of a file under a different place in the file system (usually...
Definition MediaHandler.cc:957
zypp::media::MediaHandler::releaseFrom
virtual void releaseFrom(const std::string &ejectDev="")=0
Call concrete handler to release the media.
zypp::media::MediaHandler::provideFile
void provideFile(const OnMediaLocation &file) const
Use concrete handler to provide file denoted by path below 'localRoot'.
Definition MediaHandler.cc:969
zypp::media::MediaHandler::attachedMedia
AttachedMedia attachedMedia() const
Returns the attached media.
Definition MediaHandler.cc:448
zypp::media::MediaHandler::releasePath
void releasePath(const Pathname &pathname) const
Remove pathname below localRoot IFF handler downloads files to the local filesystem.
Definition MediaHandler.cc:1027
zypp::media::MediaHandler::forceEject
virtual void forceEject(const std::string &device)
Call concrete handler to physically eject the media (i.e.
Definition MediaHandler.h:343
zypp::media::MediaHandler::_does_download
bool _does_download
True if concrete handler downloads files to the local filesystem.
Definition MediaHandler.h:102
zypp::media::MediaHandler::getDirInfo
virtual void getDirInfo(std::list< std::string > &retlist, const Pathname &dirname, bool dots=true) const =0
Call concrete handler to provide a content list of directory on media via retlist.
Definition MediaHandler.cc:1241
zypp::media::MediaHandler::_parentId
MediaAccessId _parentId
Access Id of media handler we depend on.
Definition MediaHandler.h:117
zypp::media::MediaManager
Manages access to the 'physical' media, e.g CDROM drives, Disk volumes, directory trees,...
Definition MediaManager.h:454
zypp::media::MediaManager::forceReleaseShared
void forceReleaseShared(const MediaSourceRef &media)
Definition MediaManager.cc:992
zypp::media::MediaManager::getAttachedMedia
AttachedMedia getAttachedMedia(MediaAccessId &accessId) const
Definition MediaManager.cc:963
zypp::media::MediaManager::getMountTableMTime
static time_t getMountTableMTime()
Get the modification time of the /etc/mtab file.
Definition MediaManager.cc:879
zypp::media::MediaManager::findAttachedMedia
AttachedMedia findAttachedMedia(const MediaSourceRef &media) const
Definition MediaManager.cc:972
zypp::media::MediaManager::isUseableAttachPoint
bool isUseableAttachPoint(const Pathname &path, bool mtab=true) const
Check if the specified path is useable as attach point.
Definition MediaManager.cc:894
zypp::media::MediaManager::getMountEntries
static std::vector< MountEntry > getMountEntries()
Get current mount entries from /etc/mtab file.
Definition MediaManager.cc:887
zypp::media::MediaNotADirException
Definition mediaexception.h:275
zypp::media::MediaNotAFileException
Definition mediaexception.h:258
zypp::media::MediaNotAttachedException
Definition mediaexception.h:199
zypp::media::MediaNotEjectedException
Definition mediaexception.h:431
zypp::media::MediaSource
Media source internally used by MediaManager and MediaHandler.
Definition MediaSource.h:38
zypp::media::MediaSystemException
Definition mediaexception.h:241
zypp::media::MediaWriteException
Definition mediaexception.h:185
zypp::media::Mount
Interface to the mount program.
Definition mount.h:76
zypp::media::Mount::umount
void umount(const std::string &path)
umount device
Definition mount.cc:117
std
Definition ansi.h:855
str
String related utilities and Regular expression matching.
zypp::filesystem::FileType
FileType
File type information.
Definition PathInfo.h:60
zypp::filesystem::FT_DIR
@ FT_DIR
Definition PathInfo.h:64
zypp::filesystem::FT_NOT_AVAIL
@ FT_NOT_AVAIL
Definition PathInfo.h:61
zypp::filesystem::recursive_rmdir
int recursive_rmdir(const Pathname &path)
Like 'rm -r DIR'.
Definition PathInfo.cc:431
zypp::filesystem::DirContent
std::list< DirEntry > DirContent
Returned by readdir.
Definition PathInfo.h:534
zypp::filesystem::readdir
int readdir(std::list< std::string > &retlist_r, const Pathname &path_r, bool dots_r)
Return content of directory via retlist.
Definition PathInfo.cc:624
zypp::filesystem::is_empty_dir
int is_empty_dir(const Pathname &path_r)
Check if the specified directory is empty.
Definition PathInfo.cc:707
zypp::media
Definition MediaNetworkRequestExecutor.h:22
zypp::media::operator<<
std::ostream & operator<<(std::ostream &str, const MediaHandler &obj)
Definition MediaHandler.cc:1181
zypp::media::MountEntries
std::vector< MountEntry > MountEntries
relates: MountEntry A vector of mount entries.
Definition mount.h:67
zypp::media::MediaAccessId
unsigned int MediaAccessId
Media manager access Id type.
Definition MediaSource.h:30
zypp::media::MediaSourceRef
zypp::RW_pointer< MediaSource > MediaSourceRef
Definition MediaSource.h:125
zypp::media::AttachPointRef
zypp::RW_pointer< AttachPoint > AttachPointRef
Definition MediaSource.h:126
zypp::str::hasPrefix
bool hasPrefix(const C_Str &str_r, const C_Str &prefix_r)
Return whether str_r has prefix prefix_r.
Definition String.h:1097
zypp
Easy-to use interface to the ZYPP dependency resolver.
Definition CodePitfalls.doc:2
zypp::dumpRange
std::ostream & dumpRange(std::ostream &str, TIterator begin, TIterator end, const std::string &intro="{", const std::string &pfx="\n ", const std::string &sep="\n ", const std::string &sfx="\n", const std::string &extro="}")
Print range defined by iterators (multiline style).
Definition LogTools.h:419
zypp::RW_pointer::swap
void swap(RW_pointer &rhs) noexcept
Definition PtrTypes.h:325
zypp::filesystem::DirEntry
Listentry returned by readdir.
Definition PathInfo.h:517
zypp::media::AttachedMedia
A simple structure containing references to a media source and its attach point.
Definition MediaSource.h:135
zypp::media::AttachedMedia::mediaSource
MediaSourceRef mediaSource
Definition MediaSource.h:145
zypp::media::AttachedMedia::attachPoint
AttachPointRef attachPoint
Definition MediaSource.h:146
TmpPath.h