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Merge pull request #1785 from karlmortensen/arePermissionsAppropriate

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Check if permissions are sufficient to read and write output folder
This commit is contained in:
Richard Cordovano 2016-01-05 16:36:31 -05:00
commit 1fb8079b18
3 changed files with 44 additions and 8 deletions
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27
Core/src/org/sleuthkit/autopsy/coreutils/FileUtil.java
View File

@ -22,6 +22,8 @@ import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import org.openide.filesystems.FileObject;
import java.nio.file.Files;
import java.nio.file.Path;
/**
* File and dir utilities
@ -29,6 +31,7 @@ import org.openide.filesystems.FileObject;
public class FileUtil {
private static final Logger logger = Logger.getLogger(FileUtil.class.getName());
private static String TEMP_FILE_PREFIX = "Autopsy";
/**
* Recursively delete all of the files and sub-directories in a directory.
@ -167,4 +170,28 @@ public class FileUtil {
//with underscores. We are only keeping \ as it could be part of the path.
return fileName.replaceAll("[/:\"*?<>|]+", "_");
}
/**
* Test if the current user has read and write access to the path.
*
* @param path The path to test for read and write access.
*
* @return True if we have both read and write access, false otherwise.
*/
public static boolean hasReadWriteAccess(Path path) {
Path p = null;
try {
p = Files.createTempFile(path, TEMP_FILE_PREFIX, null);
return (p.toFile().canRead() && p.toFile().canWrite());
} catch (IOException ex) {
return false;
} finally {
if (p != null) {
try {
p.toFile().delete();
} catch (Exception ignored) {
}
}
}
}
}

4
Core/src/org/sleuthkit/autopsy/modules/photoreccarver/Bundle.properties
View File

@ -23,4 +23,6 @@ PhotoRecIngestModule.NotEnoughDiskSpace.detail.msg=PhotoRec error processing {0}
PhotoRecIngestModule.cancelledByUser=PhotoRec cancelled by user.
PhotoRecIngestModule.error.exitValue=PhotoRec carver returned error exit value = {0} when scanning {1}
PhotoRecIngestModule.error.msg=Error processing {0} with PhotoRec carver.
PhotoRecIngestModule.complete.numberOfErrors=Number of Errors while Carving\:
PhotoRecIngestModule.complete.numberOfErrors=Number of Errors while Carving\:
PhotoRecIngestModule.PermissionsNotSufficient=Insufficient permissions accessing
PhotoRecIngestModule.PermissionsNotSufficientSeeReference=See "Shared Drive Authentication" in Autopsy help.

21
Core/src/org/sleuthkit/autopsy/modules/photoreccarver/PhotoRecCarverFileIngestModule.java
View File

@ -77,6 +77,7 @@ final class PhotoRecCarverFileIngestModule implements FileIngestModule {
private static final String PHOTOREC_REPORT = "report.xml"; //NON-NLS
private static final String LOG_FILE = "run_log.txt"; //NON-NLS
private static final String TEMP_DIR_NAME = "temp"; // NON-NLS
private static final String SEP = System.getProperty("line.separator");
private static final Logger logger = Logger.getLogger(PhotoRecCarverFileIngestModule.class.getName());
private static final HashMap<Long, IngestJobTotals> totalsForIngestJobs = new HashMap<>();
private static final IngestModuleReferenceCounter refCounter = new IngestModuleReferenceCounter();
@ -377,15 +378,21 @@ final class PhotoRecCarverFileIngestModule implements FileIngestModule {
*/
synchronized Path createModuleOutputDirectoryForCase() throws IngestModule.IngestModuleException {
Path path = Paths.get(Case.getCurrentCase().getModuleDirectory(), PhotoRecCarverIngestModuleFactory.getModuleName());
if (UNCPathUtilities.isUNC(path)) {
// if the UNC path is using an IP address, convert to hostname
path = uncPathUtilities.ipToHostName(path);
if (path == null) {
throw new IngestModule.IngestModuleException(NbBundle.getMessage(PhotoRecCarverFileIngestModule.class, "PhotoRecIngestModule.nonHostnameUNCPathUsed"));
}
}
try {
Files.createDirectory(path);
if (UNCPathUtilities.isUNC(path)) {
// if the UNC path is using an IP address, convert to hostname
path = uncPathUtilities.ipToHostName(path);
if (path == null) {
throw new IngestModule.IngestModuleException(NbBundle.getMessage(PhotoRecCarverFileIngestModule.class, "PhotoRecIngestModule.nonHostnameUNCPathUsed"));
}
if (false == FileUtil.hasReadWriteAccess(path)) {
throw new IngestModule.IngestModuleException(
NbBundle.getMessage(PhotoRecCarverFileIngestModule.class, "PhotoRecIngestModule.PermissionsNotSufficient")
+ SEP + path.toString() + SEP // SEP is line breaks to make the dialog display nicely.
+ NbBundle.getMessage(PhotoRecCarverFileIngestModule.class, "PhotoRecIngestModule.PermissionsNotSufficientSeeReference"));
}
}
} catch (FileAlreadyExistsException ex) {
// No worries.
} catch (IOException | SecurityException | UnsupportedOperationException ex) {