xref: /haiku/src/apps/installer/WorkerThread.cpp (revision 2710b4f5d4251c5cf88c82b0114ea99b0ef46d22)
1 /*
2  * Copyright 2009, Stephan Aßmus <superstippi@gmx.de>.
3  * Copyright 2005-2008, Jérôme DUVAL.
4  * All rights reserved. Distributed under the terms of the MIT License.
5  */
6 
7 #include "WorkerThread.h"
8 
9 #include <errno.h>
10 #include <stdio.h>
11 
12 #include <set>
13 #include <string>
14 #include <strings.h>
15 
16 #include <Alert.h>
17 #include <Autolock.h>
18 #include <Catalog.h>
19 #include <Directory.h>
20 #include <DiskDeviceVisitor.h>
21 #include <DiskDeviceTypes.h>
22 #include <FindDirectory.h>
23 #include <fs_index.h>
24 #include <Locale.h>
25 #include <Menu.h>
26 #include <MenuItem.h>
27 #include <Message.h>
28 #include <Messenger.h>
29 #include <Path.h>
30 #include <String.h>
31 #include <VolumeRoster.h>
32 
33 #include "AutoLocker.h"
34 #include "CopyEngine.h"
35 #include "InstallerDefs.h"
36 #include "PackageViews.h"
37 #include "PartitionMenuItem.h"
38 #include "ProgressReporter.h"
39 #include "StringForSize.h"
40 #include "UnzipEngine.h"
41 
42 
43 #define B_TRANSLATION_CONTEXT "InstallProgress"
44 
45 
46 //#define COPY_TRACE
47 #ifdef COPY_TRACE
48 #define CALLED() 		printf("CALLED %s\n",__PRETTY_FUNCTION__)
49 #define ERR2(x, y...)	fprintf(stderr, "WorkerThread: "x" %s\n", y, strerror(err))
50 #define ERR(x)			fprintf(stderr, "WorkerThread: "x" %s\n", strerror(err))
51 #else
52 #define CALLED()
53 #define ERR(x)
54 #define ERR2(x, y...)
55 #endif
56 
57 const char BOOT_PATH[] = "/boot";
58 
59 const uint32 MSG_START_INSTALLING = 'eSRT';
60 
61 
62 class SourceVisitor : public BDiskDeviceVisitor {
63 public:
64 	SourceVisitor(BMenu* menu);
65 	virtual bool Visit(BDiskDevice* device);
66 	virtual bool Visit(BPartition* partition, int32 level);
67 
68 private:
69 	BMenu* fMenu;
70 };
71 
72 
73 class TargetVisitor : public BDiskDeviceVisitor {
74 public:
75 	TargetVisitor(BMenu* menu);
76 	virtual bool Visit(BDiskDevice* device);
77 	virtual bool Visit(BPartition* partition, int32 level);
78 
79 private:
80 	BMenu* fMenu;
81 };
82 
83 
84 // #pragma mark - WorkerThread
85 
86 
87 class WorkerThread::EntryFilter : public CopyEngine::EntryFilter {
88 public:
EntryFilter(const char * sourceDirectory)89 	EntryFilter(const char* sourceDirectory)
90 		:
91 		fIgnorePaths(),
92 		fSourceDevice(-1)
93 	{
94 		try {
95 			fIgnorePaths.insert(kPackagesDirectoryPath);
96 			fIgnorePaths.insert(kSourcesDirectoryPath);
97 			fIgnorePaths.insert("rr_moved");
98 			fIgnorePaths.insert("boot.catalog");
99 			fIgnorePaths.insert("haiku-boot-floppy.image");
100 			fIgnorePaths.insert("system/var/swap");
101 			fIgnorePaths.insert("system/var/shared_memory");
102 			fIgnorePaths.insert("system/var/log/syslog");
103 			fIgnorePaths.insert("system/var/log/syslog.old");
104 
105 			fPackageFSRootPaths.insert("system");
106 			fPackageFSRootPaths.insert("home/config");
107 		} catch (std::bad_alloc&) {
108 		}
109 
110 		struct stat st;
111 		if (stat(sourceDirectory, &st) == 0)
112 			fSourceDevice = st.st_dev;
113 	}
114 
ShouldCopyEntry(const BEntry & entry,const char * path,const struct stat & statInfo) const115 	virtual bool ShouldCopyEntry(const BEntry& entry, const char* path,
116 		const struct stat& statInfo) const
117 	{
118 		if (S_ISBLK(statInfo.st_mode) || S_ISCHR(statInfo.st_mode)
119 				|| S_ISFIFO(statInfo.st_mode) || S_ISSOCK(statInfo.st_mode)) {
120 			printf("skipping '%s', it is a special file.\n", path);
121 			return false;
122 		}
123 
124 		if (fIgnorePaths.find(path) != fIgnorePaths.end()) {
125 			printf("ignoring '%s'.\n", path);
126 			return false;
127 		}
128 
129 		if (statInfo.st_dev != fSourceDevice) {
130 			// Allow that only for the root of the packagefs mounts, since
131 			// those contain directories that shine through from the
132 			// underlying volume.
133 			if (fPackageFSRootPaths.find(path) == fPackageFSRootPaths.end())
134 				return false;
135 		}
136 
137 		return true;
138 	}
139 
140 private:
141 	typedef std::set<std::string> StringSet;
142 
143 			StringSet			fIgnorePaths;
144 			StringSet			fPackageFSRootPaths;
145 			dev_t				fSourceDevice;
146 };
147 
148 
149 // #pragma mark - WorkerThread
150 
151 
WorkerThread(const BMessenger & owner)152 WorkerThread::WorkerThread(const BMessenger& owner)
153 	:
154 	BLooper("copy_engine"),
155 	fOwner(owner),
156 	fPackages(NULL),
157 	fSpaceRequired(0),
158 	fCancelSemaphore(-1)
159 {
160 	Run();
161 }
162 
163 
164 void
MessageReceived(BMessage * message)165 WorkerThread::MessageReceived(BMessage* message)
166 {
167 	CALLED();
168 
169 	switch (message->what) {
170 		case MSG_START_INSTALLING:
171 			_PerformInstall(message->GetInt32("source", -1),
172 				message->GetInt32("target", -1));
173 			break;
174 
175 		case MSG_WRITE_BOOT_SECTOR:
176 		{
177 			int32 id;
178 			if (message->FindInt32("id", &id) != B_OK) {
179 				_SetStatusMessage(B_TRANSLATE("Boot sector not written "
180 					"because of an internal error."));
181 				break;
182 			}
183 
184 			// TODO: Refactor with _PerformInstall()
185 			BPath targetDirectory;
186 			BDiskDevice device;
187 			BPartition* partition;
188 
189 			if (fDDRoster.GetPartitionWithID(id, &device, &partition) == B_OK) {
190 				if (!partition->IsMounted()) {
191 					if (partition->Mount() < B_OK) {
192 						_SetStatusMessage(B_TRANSLATE("The partition can't be "
193 							"mounted. Please choose a different partition."));
194 						break;
195 					}
196 				}
197 				if (partition->GetMountPoint(&targetDirectory) != B_OK) {
198 					_SetStatusMessage(B_TRANSLATE("The mount point could not "
199 						"be retrieved."));
200 					break;
201 				}
202 			} else if (fDDRoster.GetDeviceWithID(id, &device) == B_OK) {
203 				if (!device.IsMounted()) {
204 					if (device.Mount() < B_OK) {
205 						_SetStatusMessage(B_TRANSLATE("The disk can't be "
206 							"mounted. Please choose a different disk."));
207 						break;
208 					}
209 				}
210 				if (device.GetMountPoint(&targetDirectory) != B_OK) {
211 					_SetStatusMessage(B_TRANSLATE("The mount point could not "
212 						"be retrieved."));
213 					break;
214 				}
215 			}
216 
217 			if (_WriteBootSector(targetDirectory) != B_OK) {
218 				_SetStatusMessage(
219 					B_TRANSLATE("Error writing boot sector."));
220 				break;
221 			}
222 			_SetStatusMessage(
223 				B_TRANSLATE("Boot sector successfully written."));
224 		}
225 		default:
226 			BLooper::MessageReceived(message);
227 	}
228 }
229 
230 
231 
232 
233 void
ScanDisksPartitions(BMenu * srcMenu,BMenu * targetMenu)234 WorkerThread::ScanDisksPartitions(BMenu *srcMenu, BMenu *targetMenu)
235 {
236 	// NOTE: This is actually executed in the window thread.
237 	BDiskDevice device;
238 	BPartition *partition = NULL;
239 
240 	SourceVisitor srcVisitor(srcMenu);
241 	fDDRoster.VisitEachMountedPartition(&srcVisitor, &device, &partition);
242 
243 	TargetVisitor targetVisitor(targetMenu);
244 	fDDRoster.VisitEachPartition(&targetVisitor, &device, &partition);
245 }
246 
247 
248 void
SetPackagesList(BList * list)249 WorkerThread::SetPackagesList(BList *list)
250 {
251 	// Executed in window thread.
252 	BAutolock _(this);
253 
254 	delete fPackages;
255 	fPackages = list;
256 }
257 
258 
259 void
StartInstall(partition_id sourcePartitionID,partition_id targetPartitionID)260 WorkerThread::StartInstall(partition_id sourcePartitionID,
261 	partition_id targetPartitionID)
262 {
263 	// Executed in window thread.
264 	BMessage message(MSG_START_INSTALLING);
265 	message.AddInt32("source", sourcePartitionID);
266 	message.AddInt32("target", targetPartitionID);
267 
268 	PostMessage(&message, this);
269 }
270 
271 
272 void
WriteBootSector(BMenu * targetMenu)273 WorkerThread::WriteBootSector(BMenu* targetMenu)
274 {
275 	// Executed in window thread.
276 	CALLED();
277 
278 	PartitionMenuItem* item = (PartitionMenuItem*)targetMenu->FindMarked();
279 	if (item == NULL) {
280 		ERR("bad menu items\n");
281 		return;
282 	}
283 
284 	BMessage message(MSG_WRITE_BOOT_SECTOR);
285 	message.AddInt32("id", item->ID());
286 	PostMessage(&message, this);
287 }
288 
289 
290 // #pragma mark -
291 
292 
293 status_t
_WriteBootSector(BPath & path)294 WorkerThread::_WriteBootSector(BPath &path)
295 {
296 	BPath bootPath;
297 	find_directory(B_BEOS_BOOT_DIRECTORY, &bootPath);
298 	BString command;
299 	command.SetToFormat("makebootable \"%s\"", path.Path());
300 	_SetStatusMessage(B_TRANSLATE("Writing bootsector."));
301 	return system(command.String());
302 }
303 
304 
305 status_t
_LaunchFinishScript(BPath & path)306 WorkerThread::_LaunchFinishScript(BPath &path)
307 {
308 	_SetStatusMessage(B_TRANSLATE("Finishing installation."));
309 
310 	BString command;
311 	command.SetToFormat("mkdir -p \"%s/system/cache/tmp\"", path.Path());
312 	if (system(command.String()) != 0)
313 		return B_ERROR;
314 	command.SetToFormat("mkdir -p \"%s/system/packages/administrative\"",
315 		path.Path());
316 	if (system(command.String()) != 0)
317 		return B_ERROR;
318 
319 	// Ask for first boot processing of all the packages copied into the new
320 	// installation, since by just copying them the normal package processing
321 	// isn't done.  package_daemon will detect the magic file and do it.
322 	command.SetToFormat("echo 'First Boot written by Installer.' > "
323 		"\"%s/system/packages/administrative/FirstBootProcessingNeeded\"",
324 		path.Path());
325 	if (system(command.String()) != 0)
326 		return B_ERROR;
327 
328 	command.SetToFormat("rm -f \"%s/home/Desktop/Installer\"", path.Path());
329 	return system(command.String());
330 }
331 
332 
333 status_t
_PerformInstall(partition_id sourcePartitionID,partition_id targetPartitionID)334 WorkerThread::_PerformInstall(partition_id sourcePartitionID,
335 	partition_id targetPartitionID)
336 {
337 	CALLED();
338 
339 	BPath targetDirectory;
340 	BPath srcDirectory;
341 	BPath trashPath;
342 	BPath testPath;
343 	BDirectory targetDir;
344 	BDiskDevice device;
345 	BPartition* partition;
346 	BVolume targetVolume;
347 	status_t err = B_OK;
348 	int32 entries = 0;
349 	entry_ref testRef;
350 	const char* mountError = B_TRANSLATE("The disk can't be mounted. Please "
351 		"choose a different disk.");
352 
353 	if (sourcePartitionID < 0 || targetPartitionID < 0) {
354 		ERR("bad source or target partition ID\n");
355 		return _InstallationError(err);
356 	}
357 
358 	// check if target is initialized
359 	// ask if init or mount as is
360 	if (fDDRoster.GetPartitionWithID(targetPartitionID, &device,
361 			&partition) == B_OK) {
362 		if (!partition->IsMounted()) {
363 			if ((err = partition->Mount()) < B_OK) {
364 				_SetStatusMessage(mountError);
365 				ERR("BPartition::Mount");
366 				return _InstallationError(err);
367 			}
368 		}
369 		if ((err = partition->GetVolume(&targetVolume)) != B_OK) {
370 			ERR("BPartition::GetVolume");
371 			return _InstallationError(err);
372 		}
373 		if ((err = partition->GetMountPoint(&targetDirectory)) != B_OK) {
374 			ERR("BPartition::GetMountPoint");
375 			return _InstallationError(err);
376 		}
377 	} else if (fDDRoster.GetDeviceWithID(targetPartitionID, &device) == B_OK) {
378 		if (!device.IsMounted()) {
379 			if ((err = device.Mount()) < B_OK) {
380 				_SetStatusMessage(mountError);
381 				ERR("BDiskDevice::Mount");
382 				return _InstallationError(err);
383 			}
384 		}
385 		if ((err = device.GetVolume(&targetVolume)) != B_OK) {
386 			ERR("BDiskDevice::GetVolume");
387 			return _InstallationError(err);
388 		}
389 		if ((err = device.GetMountPoint(&targetDirectory)) != B_OK) {
390 			ERR("BDiskDevice::GetMountPoint");
391 			return _InstallationError(err);
392 		}
393 	} else
394 		return _InstallationError(err);  // shouldn't happen
395 
396 	// check if target has enough space
397 	if (fSpaceRequired > 0 && targetVolume.FreeBytes() < fSpaceRequired) {
398 		BAlert* alert = new BAlert("", B_TRANSLATE("The destination disk may "
399 			"not have enough space. Try choosing a different disk or choose "
400 			"to not install optional items."),
401 			B_TRANSLATE("Try installing anyway"), B_TRANSLATE("Cancel"), 0,
402 			B_WIDTH_AS_USUAL, B_STOP_ALERT);
403 		alert->SetShortcut(1, B_ESCAPE);
404 		if (alert->Go() != 0)
405 			return _InstallationError(err);
406 	}
407 
408 	if (fDDRoster.GetPartitionWithID(sourcePartitionID, &device, &partition)
409 			== B_OK) {
410 		if ((err = partition->GetMountPoint(&srcDirectory)) != B_OK) {
411 			ERR("BPartition::GetMountPoint");
412 			return _InstallationError(err);
413 		}
414 	} else if (fDDRoster.GetDeviceWithID(sourcePartitionID, &device) == B_OK) {
415 		if ((err = device.GetMountPoint(&srcDirectory)) != B_OK) {
416 			ERR("BDiskDevice::GetMountPoint");
417 			return _InstallationError(err);
418 		}
419 	} else
420 		return _InstallationError(err); // shouldn't happen
421 
422 	// check not installing on itself
423 	if (strcmp(srcDirectory.Path(), targetDirectory.Path()) == 0) {
424 		_SetStatusMessage(B_TRANSLATE("You can't install the contents of a "
425 			"disk onto itself. Please choose a different disk."));
426 		return _InstallationError(err);
427 	}
428 
429 	// check not installing on boot volume
430 	if (strncmp(BOOT_PATH, targetDirectory.Path(), strlen(BOOT_PATH)) == 0) {
431 		BAlert* alert = new BAlert("", B_TRANSLATE("Are you sure you want to "
432 			"install onto the current boot disk? The Installer will have to "
433 			"reboot your machine if you proceed."), B_TRANSLATE("OK"),
434 			B_TRANSLATE("Cancel"), 0, B_WIDTH_AS_USUAL, B_STOP_ALERT);
435 		alert->SetShortcut(1, B_ESCAPE);
436 		if (alert->Go() != 0) {
437 			_SetStatusMessage("Installation stopped.");
438 			return _InstallationError(err);
439 		}
440 	}
441 
442 	// check if target volume's trash dir has anything in it
443 	// (target volume w/ only an empty trash dir is considered
444 	// an empty volume)
445 	if (find_directory(B_TRASH_DIRECTORY, &trashPath, false,
446 		&targetVolume) == B_OK && targetDir.SetTo(trashPath.Path()) == B_OK) {
447 			while (targetDir.GetNextRef(&testRef) == B_OK) {
448 				// Something in the Trash
449 				entries++;
450 				break;
451 			}
452 	}
453 
454 	targetDir.SetTo(targetDirectory.Path());
455 
456 	// check if target volume otherwise has any entries
457 	while (entries == 0 && targetDir.GetNextRef(&testRef) == B_OK) {
458 		if (testPath.SetTo(&testRef) == B_OK && testPath != trashPath)
459 			entries++;
460 	}
461 
462 	if (entries != 0) {
463 		BAlert* alert = new BAlert("", B_TRANSLATE("The target volume is not "
464 			"empty. If it already contains a Haiku installation, it will be "
465 			"overwritten. This will remove all installed software.\n\n"
466 			"If you want to upgrade your system without removing installed "
467 			"software, see the Haiku User Guide's topic on the application "
468 			"\"SoftwareUpdater\" for update instructions.\n\n"
469 			"Are you sure you want to continue the installation?"),
470 			B_TRANSLATE("Install anyway"), B_TRANSLATE("Cancel"), 0,
471 			B_WIDTH_AS_USUAL, B_STOP_ALERT);
472 		alert->SetShortcut(1, B_ESCAPE);
473 		if (alert->Go() != 0) {
474 		// TODO: Would be cool to offer the option here to clean additional
475 		// folders at the user's choice.
476 			return _InstallationError(B_CANCELED);
477 		}
478 		err = _PrepareCleanInstall(targetDirectory);
479 		if (err != B_OK)
480 			return _InstallationError(err);
481 	}
482 
483 	// Begin actual installation
484 
485 	ProgressReporter reporter(fOwner, new BMessage(MSG_STATUS_MESSAGE));
486 	EntryFilter entryFilter(srcDirectory.Path());
487 	CopyEngine engine(&reporter, &entryFilter);
488 	BList unzipEngines;
489 
490 	// Create the default indices which should always be present on a proper
491 	// boot volume. We don't care if the source volume does not have them.
492 	// After all, the user might be re-installing to another drive and may
493 	// want problems fixed along the way...
494 	err = _CreateDefaultIndices(targetDirectory);
495 	if (err != B_OK)
496 		return _InstallationError(err);
497 	// Mirror all the indices which are present on the source volume onto
498 	// the target volume.
499 	err = _MirrorIndices(srcDirectory, targetDirectory);
500 	if (err != B_OK)
501 		return _InstallationError(err);
502 
503 	// Let the engine collect information for the progress bar later on
504 	engine.ResetTargets(srcDirectory.Path());
505 	err = engine.CollectTargets(srcDirectory.Path(), fCancelSemaphore);
506 	if (err != B_OK)
507 		return _InstallationError(err);
508 
509 	// Collect selected packages also
510 	if (fPackages) {
511 		int32 count = fPackages->CountItems();
512 		for (int32 i = 0; i < count; i++) {
513 			Package *p = static_cast<Package*>(fPackages->ItemAt(i));
514 			const BPath& pkgPath = p->Path();
515 			err = pkgPath.InitCheck();
516 			if (err != B_OK)
517 				return _InstallationError(err);
518 			err = engine.CollectTargets(pkgPath.Path(), fCancelSemaphore);
519 			if (err != B_OK)
520 				return _InstallationError(err);
521 		}
522 	}
523 
524 	// collect information about all zip packages
525 	err = _ProcessZipPackages(srcDirectory.Path(), targetDirectory.Path(),
526 		&reporter, unzipEngines);
527 	if (err != B_OK)
528 		return _InstallationError(err);
529 
530 	reporter.StartTimer();
531 
532 	// copy source volume
533 	err = engine.Copy(srcDirectory.Path(), targetDirectory.Path(),
534 		fCancelSemaphore);
535 	if (err != B_OK)
536 		return _InstallationError(err);
537 
538 	// copy selected packages
539 	if (fPackages) {
540 		int32 count = fPackages->CountItems();
541 		// FIXME: find_directory doesn't return the folder in the target volume,
542 		// so we are hard coding this for now.
543 		BPath targetPkgDir(targetDirectory.Path(), "system/packages");
544 		err = targetPkgDir.InitCheck();
545 		if (err != B_OK)
546 			return _InstallationError(err);
547 		for (int32 i = 0; i < count; i++) {
548 			Package *p = static_cast<Package*>(fPackages->ItemAt(i));
549 			const BPath& pkgPath = p->Path();
550 			err = pkgPath.InitCheck();
551 			if (err != B_OK)
552 				return _InstallationError(err);
553 			BPath targetPath(targetPkgDir.Path(), pkgPath.Leaf());
554 			err = targetPath.InitCheck();
555 			if (err != B_OK)
556 				return _InstallationError(err);
557 			err = engine.Copy(pkgPath.Path(), targetPath.Path(),
558 				fCancelSemaphore);
559 			if (err != B_OK)
560 				return _InstallationError(err);
561 		}
562 	}
563 
564 	// Extract all zip packages. If an error occured, delete the rest of
565 	// the engines, but stop extracting.
566 	for (int32 i = 0; i < unzipEngines.CountItems(); i++) {
567 		UnzipEngine* engine = reinterpret_cast<UnzipEngine*>(
568 			unzipEngines.ItemAtFast(i));
569 		if (err == B_OK)
570 			err = engine->UnzipPackage();
571 		delete engine;
572 	}
573 	if (err != B_OK)
574 		return _InstallationError(err);
575 
576 	err = _WriteBootSector(targetDirectory);
577 	if (err != B_OK)
578 		return _InstallationError(err);
579 
580 	err = _LaunchFinishScript(targetDirectory);
581 	if (err != B_OK)
582 		return _InstallationError(err);
583 
584 	fOwner.SendMessage(MSG_INSTALL_FINISHED);
585 	return B_OK;
586 }
587 
588 
589 status_t
_PrepareCleanInstall(const BPath & targetDirectory) const590 WorkerThread::_PrepareCleanInstall(const BPath& targetDirectory) const
591 {
592 	// When a target volume has files (other than the trash), the /system
593 	// folder will be purged, except for the /system/settings subdirectory.
594 	BPath systemPath(targetDirectory.Path(), "system", true);
595 	status_t ret = systemPath.InitCheck();
596 	if (ret != B_OK)
597 		return ret;
598 
599 	BEntry systemEntry(systemPath.Path());
600 	ret = systemEntry.InitCheck();
601 	if (ret != B_OK)
602 		return ret;
603 	if (!systemEntry.Exists())
604 		// target does not exist, done
605 		return B_OK;
606 	if (!systemEntry.IsDirectory())
607 		// the system entry is a file or a symlink
608 		return systemEntry.Remove();
609 
610 	BDirectory systemDirectory(&systemEntry);
611 	ret = systemDirectory.InitCheck();
612 	if (ret != B_OK)
613 		return ret;
614 
615 	BEntry subEntry;
616 	char fileName[B_FILE_NAME_LENGTH];
617 	while (systemDirectory.GetNextEntry(&subEntry) == B_OK) {
618 		ret = subEntry.GetName(fileName);
619 		if (ret != B_OK)
620 			return ret;
621 
622 		if (subEntry.IsDirectory() && strcmp(fileName, "settings") == 0) {
623 			// Keep the settings folder
624 			continue;
625 		} else if (subEntry.IsDirectory()) {
626 			ret = CopyEngine::RemoveFolder(subEntry);
627 			if (ret != B_OK)
628 				return ret;
629 		} else {
630 			ret = subEntry.Remove();
631 			if (ret != B_OK)
632 				return ret;
633 		}
634 	}
635 
636 	return B_OK;
637 }
638 
639 
640 status_t
_InstallationError(status_t error)641 WorkerThread::_InstallationError(status_t error)
642 {
643 	BMessage statusMessage(MSG_RESET);
644 	if (error == B_CANCELED)
645 		_SetStatusMessage(B_TRANSLATE("Installation canceled."));
646 	else
647 		statusMessage.AddInt32("error", error);
648 	ERR("_PerformInstall failed");
649 	fOwner.SendMessage(&statusMessage);
650 	return error;
651 }
652 
653 
654 status_t
_MirrorIndices(const BPath & sourceDirectory,const BPath & targetDirectory) const655 WorkerThread::_MirrorIndices(const BPath& sourceDirectory,
656 	const BPath& targetDirectory) const
657 {
658 	dev_t sourceDevice = dev_for_path(sourceDirectory.Path());
659 	if (sourceDevice < 0)
660 		return (status_t)sourceDevice;
661 	dev_t targetDevice = dev_for_path(targetDirectory.Path());
662 	if (targetDevice < 0)
663 		return (status_t)targetDevice;
664 	DIR* indices = fs_open_index_dir(sourceDevice);
665 	if (indices == NULL) {
666 		printf("%s: fs_open_index_dir(): (%d) %s\n", sourceDirectory.Path(),
667 			errno, strerror(errno));
668 		// Opening the index directory will fail for example on ISO-Live
669 		// CDs. The default indices have already been created earlier, so
670 		// we simply bail.
671 		return B_OK;
672 	}
673 	while (dirent* index = fs_read_index_dir(indices)) {
674 		if (strcmp(index->d_name, "name") == 0
675 			|| strcmp(index->d_name, "size") == 0
676 			|| strcmp(index->d_name, "last_modified") == 0) {
677 			continue;
678 		}
679 
680 		index_info info;
681 		if (fs_stat_index(sourceDevice, index->d_name, &info) != B_OK) {
682 			printf("Failed to mirror index %s: fs_stat_index(): (%d) %s\n",
683 				index->d_name, errno, strerror(errno));
684 			continue;
685 		}
686 
687 		uint32 flags = 0;
688 			// Flags are always 0 for the moment.
689 		if (fs_create_index(targetDevice, index->d_name, info.type, flags)
690 			!= B_OK) {
691 			if (errno == B_FILE_EXISTS)
692 				continue;
693 			printf("Failed to mirror index %s: fs_create_index(): (%d) %s\n",
694 				index->d_name, errno, strerror(errno));
695 			continue;
696 		}
697 	}
698 	fs_close_index_dir(indices);
699 	return B_OK;
700 }
701 
702 
703 status_t
_CreateDefaultIndices(const BPath & targetDirectory) const704 WorkerThread::_CreateDefaultIndices(const BPath& targetDirectory) const
705 {
706 	dev_t targetDevice = dev_for_path(targetDirectory.Path());
707 	if (targetDevice < 0)
708 		return (status_t)targetDevice;
709 
710 	struct IndexInfo {
711 		const char* name;
712 		uint32_t	type;
713 	};
714 
715 	const IndexInfo defaultIndices[] = {
716 		{ "BEOS:APP_SIG", B_STRING_TYPE },
717 		{ "BEOS:LOCALE_LANGUAGE", B_STRING_TYPE },
718 		{ "BEOS:LOCALE_SIGNATURE", B_STRING_TYPE },
719 		{ "_trk/qrylastchange", B_INT32_TYPE },
720 		{ "_trk/recentQuery", B_INT32_TYPE },
721 		{ "be:deskbar_item_status", B_STRING_TYPE }
722 	};
723 
724 	uint32 flags = 0;
725 		// Flags are always 0 for the moment.
726 
727 	for (uint32 i = 0; i < sizeof(defaultIndices) / sizeof(IndexInfo); i++) {
728 		const IndexInfo& info = defaultIndices[i];
729 		if (fs_create_index(targetDevice, info.name, info.type, flags)
730 			!= B_OK) {
731 			if (errno == B_FILE_EXISTS)
732 				continue;
733 			printf("Failed to create index %s: fs_create_index(): (%d) %s\n",
734 				info.name, errno, strerror(errno));
735 			return errno;
736 		}
737 	}
738 
739 	return B_OK;
740 }
741 
742 
743 status_t
_ProcessZipPackages(const char * sourcePath,const char * targetPath,ProgressReporter * reporter,BList & unzipEngines)744 WorkerThread::_ProcessZipPackages(const char* sourcePath,
745 	const char* targetPath, ProgressReporter* reporter, BList& unzipEngines)
746 {
747 	// TODO: Put those in the optional packages list view
748 	// TODO: Implement mechanism to handle dependencies between these
749 	// packages. (Selecting one will auto-select others.)
750 	BPath pkgRootDir(sourcePath, kPackagesDirectoryPath);
751 	BDirectory directory(pkgRootDir.Path());
752 	BEntry entry;
753 	while (directory.GetNextEntry(&entry) == B_OK) {
754 		char name[B_FILE_NAME_LENGTH];
755 		if (entry.GetName(name) != B_OK)
756 			continue;
757 		int nameLength = strlen(name);
758 		if (nameLength <= 0)
759 			continue;
760 		char* nameExtension = name + nameLength - 4;
761 		if (strcasecmp(nameExtension, ".zip") != 0)
762 			continue;
763 		printf("found .zip package: %s\n", name);
764 
765 		UnzipEngine* unzipEngine = new(std::nothrow) UnzipEngine(reporter,
766 			fCancelSemaphore);
767 		if (unzipEngine == NULL || !unzipEngines.AddItem(unzipEngine)) {
768 			delete unzipEngine;
769 			return B_NO_MEMORY;
770 		}
771 		BPath path;
772 		entry.GetPath(&path);
773 		status_t ret = unzipEngine->SetTo(path.Path(), targetPath);
774 		if (ret != B_OK)
775 			return ret;
776 
777 		reporter->AddItems(unzipEngine->ItemsToUncompress(),
778 			unzipEngine->BytesToUncompress());
779 	}
780 
781 	return B_OK;
782 }
783 
784 
785 void
_SetStatusMessage(const char * status)786 WorkerThread::_SetStatusMessage(const char *status)
787 {
788 	BMessage msg(MSG_STATUS_MESSAGE);
789 	msg.AddString("status", status);
790 	fOwner.SendMessage(&msg);
791 }
792 
793 
794 static void
make_partition_label(BPartition * partition,char * label,char * menuLabel,bool showContentType)795 make_partition_label(BPartition* partition, char* label, char* menuLabel,
796 	bool showContentType)
797 {
798 	char size[20];
799 	string_for_size(partition->Size(), size, sizeof(size));
800 
801 	BPath path;
802 	partition->GetPath(&path);
803 
804 	if (showContentType) {
805 		const char* type = partition->ContentType();
806 		if (type == NULL)
807 			type = B_TRANSLATE_COMMENT("Unknown Type", "Partition content type");
808 
809 		sprintf(label, "%s - %s [%s] (%s)", partition->ContentName().String(), size,
810 			path.Path(), type);
811 	} else {
812 		sprintf(label, "%s - %s [%s]", partition->ContentName().String(), size,
813 			path.Path());
814 	}
815 
816 	sprintf(menuLabel, "%s - %s", partition->ContentName().String(), size);
817 }
818 
819 
820 // #pragma mark - SourceVisitor
821 
822 
SourceVisitor(BMenu * menu)823 SourceVisitor::SourceVisitor(BMenu *menu)
824 	: fMenu(menu)
825 {
826 }
827 
828 bool
Visit(BDiskDevice * device)829 SourceVisitor::Visit(BDiskDevice *device)
830 {
831 	return Visit(device, 0);
832 }
833 
834 
835 bool
Visit(BPartition * partition,int32 level)836 SourceVisitor::Visit(BPartition *partition, int32 level)
837 {
838 	BPath path;
839 
840 	if (partition->ContentType() == NULL)
841 		return false;
842 
843 	bool isBootPartition = false;
844 	if (partition->IsMounted()) {
845 		BPath mountPoint;
846 		if (partition->GetMountPoint(&mountPoint) != B_OK)
847 			return false;
848 		isBootPartition = strcmp(BOOT_PATH, mountPoint.Path()) == 0;
849 	}
850 
851 	if (!isBootPartition
852 		&& strcmp(partition->ContentType(), kPartitionTypeBFS) != 0) {
853 		// Except only BFS partitions, except this is the boot partition
854 		// (ISO9660 with write overlay for example).
855 		return false;
856 	}
857 
858 	// TODO: We could probably check if this volume contains
859 	// the Haiku kernel or something. Does it make sense to "install"
860 	// from your BFS volume containing the music collection?
861 	// TODO: Then the check for BFS could also be removed above.
862 
863 	char label[255];
864 	char menuLabel[255];
865 	make_partition_label(partition, label, menuLabel, false);
866 	PartitionMenuItem* item = new PartitionMenuItem(partition->ContentName(),
867 		label, menuLabel, new BMessage(SOURCE_PARTITION), partition->ID());
868 	item->SetMarked(isBootPartition);
869 	fMenu->AddItem(item);
870 	return false;
871 }
872 
873 
874 // #pragma mark - TargetVisitor
875 
876 
TargetVisitor(BMenu * menu)877 TargetVisitor::TargetVisitor(BMenu *menu)
878 	: fMenu(menu)
879 {
880 }
881 
882 
883 bool
Visit(BDiskDevice * device)884 TargetVisitor::Visit(BDiskDevice *device)
885 {
886 	if (device->IsReadOnlyMedia())
887 		return false;
888 	return Visit(device, 0);
889 }
890 
891 
892 bool
Visit(BPartition * partition,int32 level)893 TargetVisitor::Visit(BPartition *partition, int32 level)
894 {
895 	if (partition->ContentSize() < 20 * 1024 * 1024) {
896 		// reject partitions which are too small anyway
897 		// TODO: Could depend on the source size
898 		return false;
899 	}
900 
901 	if (partition->CountChildren() > 0) {
902 		// Looks like an extended partition, or the device itself.
903 		// Do not accept this as target...
904 		return false;
905 	}
906 
907 	// TODO: After running DriveSetup and doing another scan, it would
908 	// be great to pick the partition which just appeared!
909 
910 	bool isBootPartition = false;
911 	if (partition->IsMounted()) {
912 		BPath mountPoint;
913 		partition->GetMountPoint(&mountPoint);
914 		isBootPartition = strcmp(BOOT_PATH, mountPoint.Path()) == 0;
915 	}
916 
917 	// Only writable non-boot BFS partitions are valid targets, but we want to
918 	// display the other partitions as well, to inform the user that they are
919 	// detected but somehow not appropriate.
920 	bool isValidTarget = isBootPartition == false
921 		&& !partition->IsReadOnly()
922 		&& partition->ContentType() != NULL
923 		&& strcmp(partition->ContentType(), kPartitionTypeBFS) == 0;
924 
925 	char label[255];
926 	char menuLabel[255];
927 	make_partition_label(partition, label, menuLabel, !isValidTarget);
928 	PartitionMenuItem* item = new PartitionMenuItem(partition->ContentName(),
929 		label, menuLabel, new BMessage(TARGET_PARTITION), partition->ID());
930 
931 	item->SetIsValidTarget(isValidTarget);
932 
933 
934 	fMenu->AddItem(item);
935 	return false;
936 }
937 
938