Exemple #1
0
 def test_no_root(self):
     parser = ImageParser()
     disk = parser.add_disk("...")
     v1 = Volume(disk)
     v1.mountpoint = '...'
     v1.info['lastmountpoint'] = '/etc/x'
     v2 = Volume(disk)
     v2.mountpoint = '....'
     v2.info['lastmountpoint'] = '/etc'
     disk.volumes.volumes = [v1, v2]
     with self.assertRaises(NoRootFoundError):
         parser.reconstruct()
Exemple #2
0
 def test_simple(self):
     parser = ImageParser()
     disk = parser.add_disk("...")
     v1 = Volume(disk)
     v1.mountpoint = '...'
     v1.info['lastmountpoint'] = '/'
     v2 = Volume(disk)
     v2.mountpoint = '....'
     v2.info['lastmountpoint'] = '/etc'
     disk.volumes.volumes = [v1, v2]
     with mock.patch.object(v2, "bindmount") as v2_bm:
         parser.reconstruct()
         v2_bm.assert_called_once_with(".../etc")
Exemple #3
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 def test_multiple_roots(self):
     parser = ImageParser()
     disk = parser.add_disk("...")
     v1 = Volume(disk)
     v1.index = '1'
     v1.mountpoint = '...'
     v1.info['lastmountpoint'] = '/'
     v2 = Volume(disk)
     v2.index = '2'
     v2.mountpoint = '....'
     v2.info['lastmountpoint'] = '/'
     v3 = Volume(disk)
     v3.index = '3'
     v3.mountpoint = '.....'
     v3.info['lastmountpoint'] = '/etc'
     disk.volumes.volumes = [v1, v2, v3]
     with mock.patch.object(v1, "bindmount") as v1_bm, mock.patch.object(v2, "bindmount") as v2_bm, \
             mock.patch.object(v3, "bindmount") as v3_bm:
         parser.reconstruct()
         v1_bm.assert_not_called()
         v2_bm.assert_not_called()
         v3_bm.assert_called_with('.../etc')
Exemple #4
0
class ImageMounterShell(ArgumentParsedShell):
    prompt = '(imount) '
    file = None
    parser = None
    args = None
    saved = False

    def save(self):
        with open(SAVE_PATH, 'wb') as f:
            pickle.dump(self.parser, f)
        self.saved = True

    def load(self):
        with open(SAVE_PATH, 'rb') as f:
            self.parser = pickle.load(f)

    def preloop(self):
        """if the parser is not already set, loads the parser."""
        if not self.parser:
            self.stdout.write("Welcome to imagemounter {version}".format(version=__version__))
            self.stdout.write("\n")

            self.parser = ImageParser()
            for p in self.args.paths:
                self.onecmd('disk "{}"'.format(p))

    def onecmd(self, line):
        """Do not crash the entire program when a single command fails."""
        try:
            return cmd.Cmd.onecmd(self, line)
        except Exception as e:
            print("Critical error.", e)

    def error(self, error):
        """Writes an error to the console"""
        self.stdout.write('*** %s\n' % error)

    def _get_all_indexes(self):
        """Returns all indexes available in the parser"""
        if self.parser:
            return [v.index for v in self.parser.get_volumes()] + [d.index for d in self.parser.disks]
        else:
            return None

    def _get_by_index(self, index):
        """Returns a volume,disk tuple for the specified index"""
        volume_or_disk = self.parser.get_by_index(index)
        volume, disk = (volume_or_disk, None) if not isinstance(volume_or_disk, Disk) else (None, volume_or_disk)
        return volume, disk

    ######################################################################
    # disk command
    ######################################################################

    def parser_disk(self, parser):
        parser.description = "Add a disk to the current parser"
        p = parser.add_argument('path', help='path to the disk image that you want to mount')
        try:
            from argcomplete.completers import FilesCompleter
            p.completer = FilesCompleter([".dd", ".e01", ".aff", ".DD", ".E01", ".AFF"])
        except ImportError:
            pass
        parser.add_argument("--mounter", choices=DISK_MOUNTERS, help="the method to mount with")

    def arg_disk(self, args):
        args.path = os.path.expanduser(args.path)
        if not os.path.exists(args.path):
            return self.error("The path {path} does not exist".format(path=args.path))
        disk = self.parser.add_disk(args.path, disk_mounter=args.mounter)
        disk.mount()
        for _ in disk.detect_volumes():
            pass
        print("Added {path} to the image mounter as index {index}".format(path=args.path, index=disk.index))

    ######################################################################
    # mount command
    ######################################################################

    def parser_mount(self, parser):
        parser.description = "Mount a volume or disk by its index"
        parser.add_argument('index', help='volume or disk index', choices=self._get_all_indexes())
        parser.add_argument('-r', '--recursive', action='store_true',
                            help='recursively mount all volumes under this index')
        parser.add_argument('-f', '--fstype', default=None, choices=FILE_SYSTEM_TYPES,
                            help='specify the file system type for the volume')
        parser.add_argument('-k', '--key', default=None,
                            help='specify the key for the volume')

    def arg_mount(self, args):
        col = get_coloring_func()
        volume, disk = self._get_by_index(args.index)

        if not args.recursive:
            if disk:
                if not disk.is_mounted:
                    try:
                        disk.mount()
                    except Exception as e:
                        pass
                else:
                    print(col("Disk {} is already mounted.".format(disk.index), 'red'))
            else:
                if not volume.is_mounted:
                    try:
                        if args.key is not None:
                            volume.key = args.key
                        volume.init_volume(fstype=args.fstype)
                        if volume.is_mounted:
                            if volume.mountpoint:
                                print("Mounted volume {index} at {path}"
                                      .format(path=col(volume.mountpoint, "green", attrs=['bold']),
                                              index=volume.index))
                            else:
                                print("Mounted volume {index} (no mountpoint available)".format(index=volume.index))
                        else:
                            print("Refused to mount volume {index}.".format(index=volume.index))
                    except Exception as e:
                        print(col("An error occurred while mounting volume {index}: {type}: {args}"
                                  .format(type=type(e).__name__,
                                          args=" ".join(map(str, e.args)),
                                          index=volume.index), "red"))
                else:
                    if volume.mountpoint:
                        print(col("Volume {} is already mounted at {}.".format(volume.index, volume.mountpoint), 'red'))
                    else:
                        print(col("Volume {} is already mounted.".format(volume.index), 'red'))
        else:
            if disk:
                if not disk.is_mounted:
                    try:
                        disk.mount()
                    except Exception as e:
                        pass
                it = disk.init_volumes
            else:
                it = volume.init
            for v in it():
                if v.mountpoint:
                    print("Mounted volume {index} at {path}"
                          .format(path=col(v.mountpoint, "green", attrs=['bold']),
                                  index=v.index))
                elif v.exception:
                    e = v.exception
                    print(col("An error occurred while mounting volume {index}: {type}: {args}"
                              .format(type=type(e).__name__,
                                      args=" ".join(map(str, e.args)),
                                      index=v.index), "red"))

    ######################################################################
    # unmount command
    ######################################################################

    def parser_unmount(self, parser):
        parser.description = "Unmount a disk or volume by its index. Is recursive by design."
        parser.add_argument('index', help='volume index', nargs='?', choices=self._get_all_indexes())

    def arg_unmount(self, args):
        if args.index:
            volume = self.parser.get_by_index(args.index)
            volume.unmount()
            print("Unmounted {index}".format(index=volume.index))
        else:
            self.parser.clean()
            print("Unmounted everything")

    ######################################################################
    # show command
    ######################################################################

    def parser_show(self, parser):
        parser.description = "Without arguments, displays a tree view of all known volumes and disks. With an " \
                             "argument, it provides details about the referenced volume or disk."
        parser.add_argument('index', help='volume index', nargs='?', choices=self._get_all_indexes())

    def arg_show(self, args):
        if not args.index:
            self._show_tree()
        else:
            col = get_coloring_func()
            volume, disk = self._get_by_index(args.index)

            # displays a volume's details
            if volume:
                print(col("Details of volume {description}".format(description=volume.get_description()),
                          attrs=['bold']))
                if volume.is_mounted:
                    print(col("Currently mounted", 'green'))

                print("\nAttributes:")
                for attr in ['size', 'offset', 'slot', 'flag', 'block_size', 'fstype', 'key']:
                    print(" - {name:<15} {value}".format(name=attr, value=getattr(volume, attr)))

                if volume.mountpoint or volume.loopback or volume._paths:
                    print("\nPaths:")
                    if volume.mountpoint:
                        print(" - mountpoint      {value}".format(value=volume.mountpoint))
                    if volume.loopback:
                        print(" - loopback        {value}".format(value=volume.loopback))
                    for k, v in volume._paths.items():
                        print(" - {name:<15} {value}".format(name=k, value=v))

                if volume.info:
                    print("\nAdditional information:")
                    for k, v in volume.info.items():
                        print(" - {name:<15} {value}".format(name=k, value=v))

            else:  # displays a disk's details
                print(col("Details of disk {description}".format(description=disk.paths[0]), attrs=['bold']))
                if disk.is_mounted:
                    print(col("Currently mounted", 'green'))

                print("\nAttributes:")
                for attr in ['offset', 'block_size', 'read_write', 'disk_mounter']:
                    print(" - {name:<15} {value}".format(name=attr, value=getattr(disk, attr)))

                if disk.mountpoint or disk.rwpath or disk._paths:
                    print("\nPaths:")
                    if disk.mountpoint:
                        print(" - mountpoint      {value}".format(value=disk.mountpoint))
                    if disk.rwpath:
                        print(" - rwpath          {value}".format(value=disk.rwpath))
                    for k, v in disk._paths.items():
                        print(" - {name:<15} {value}".format(name=k, value=v))

    def _show_tree(self):
        col = get_coloring_func()

        for disk in self.parser.disks:
            print("- {index:<5}  {type} {filename}".format(
                index=col("{:<5}".format(disk.index), 'green' if disk.is_mounted else None, attrs=['bold']),
                type=col("{:<10}".format(disk.volumes.vstype), attrs=['dark']),
                filename=disk.paths[0]
            ))

            def _show_volume_system(volumes, level=0):
                level += 1
                for i, v in enumerate(volumes):
                    level_str = "  " * level + ("└ " if i == len(volumes) - 1 else "├ ")
                    tp = v.volumes.vstype if v.fstype.type == 'volumesystem' else v.fstype if v.flag == 'alloc' else v.flag

                    print("{level_str}{index}  {type} {size:<10}  {description}".format(
                        level_str=level_str,
                        index=col("{:<5}".format(v.index), 'green' if v.is_mounted else None, attrs=['bold']),
                        type=col("{:<10}".format(str(tp)), attrs=['dark']),
                        description=v.get_description(with_index=False, with_size=False)[:30],
                        size=v.get_formatted_size()
                    ))
                    _show_volume_system(v.volumes, level)

            _show_volume_system(disk.volumes)

    ######################################################################
    # set command
    ######################################################################

    def parser_set(self, parser):
        parser.description = "Modifies a property of a volume or disk. This is for advanced usage only."
        parser.add_argument('index', help='volume index', choices=self._get_all_indexes())
        parser.add_argument('name', help='property name', choices=['size', 'offset', 'slot', 'flag', 'block_size',
                                                                   'fstype', 'key', 'disk_mounter'])
        parser.add_argument('value', help='property value')

    def arg_set(self, args):
        col = get_coloring_func()
        volume, disk = self._get_by_index(args.index)

        if volume:
            if args.name in ['size', 'offset', 'block_size']:
                try:
                    setattr(volume, args.name, int(args.value))
                except ValueError:
                    print(col("Invalid value provided for {}".format(args.name), 'red'))
                else:
                    print(col("Updated value for {}".format(args.name), 'green'))
            elif args.name in ['slot', 'flag', 'fstype', 'key']:
                setattr(volume, args.name, args.value)
                print(col("Updated value for {}".format(args.name), 'green'))
            else:
                print(col("Property {} can't be set for a volume".format(args.name), 'red'))

        else:
            if args.name in ['offset', 'block_size']:
                try:
                    setattr(disk, args.name, int(args.value))
                except ValueError:
                    print(col("Invalid value provided for {}".format(args.name), 'red'))
                else:
                    print(col("Updated value for {}".format(args.name), 'green'))
            elif args.name in ['disk_mounter']:
                setattr(disk, args.name, args.value)
                print(col("Updated value for {}".format(args.name), 'green'))
            else:
                print(col("Property {} can't be set for a disk".format(args.name), 'red'))

    ######################################################################
    # quit command
    ######################################################################

    def do_save(self, arg):
        self.save()

    def do_EOF(self, arg):
        self.save()
        return True

    def do_quit(self, arg):
        """Quits the program."""
        if self.saved:
            self.save()
        else:
            self.parser.clean()
        return True
Exemple #5
0
class ImageMounterShell(ArgumentParsedShell):
    prompt = '(imount) '
    file = None
    parser = None

    def preloop(self):
        self.stdout.write("Welcome to imagemounter {version}".format(version=__version__))
        self.stdout.write("\n")
        self.parser = ImageParser()

    def error(self, error):
        self.stdout.write('*** %s\n' % error)

    def parser_disk(self, parser):
        parser.description = "Add a disk to the current parser"
        p = parser.add_argument('path', help='path to the disk image that you want to mount')
        try:
            from argcomplete.completers import FilesCompleter
            p.completer = FilesCompleter([".dd", ".e01", ".aff", ".DD", ".E01", ".AFF"])
        except ImportError:
            pass
        parser.add_argument("--mounter", choices=DISK_MOUNTERS, help="the method to mount with")

    def arg_disk(self, args):
        if not os.path.exists(args.path):
            return self.error("The path {path} does not exist".format(path=args.path))
        disk = self.parser.add_disk(args.path, disk_mounter=args.mounter)
        disk.mount()
        for _ in disk.detect_volumes():
            pass
        print("Added {path} to the image mounter as index {index}".format(path=args.path, index=disk.index))

    def _get_all_indexes(self):
        if self.parser:
            return [v.index for v in self.parser.get_volumes()] + [d.index for d in self.parser.disks]
        else:
            return None

    def parser_mount(self, parser):
        parser.description = "Mount a volume by its index"
        parser.add_argument('index', help='volume index', choices=self._get_all_indexes())
        parser.add_argument('-r', '--recursive', action='store_true')

    def arg_mount(self, args):
        col = get_coloring_func()
        volume_or_disk = self.parser.get_by_index(args.index)
        volume, disk = (volume_or_disk, None) if not isinstance(volume_or_disk, Disk) else (None, volume_or_disk)

        if not args.recursive:
            if disk and not disk.is_mounted:
                try:
                    disk.mount()
                except Exception as e:
                    pass
            else:
                try:
                    volume.init_volume()
                    if volume.mountpoint:
                        print("Mounted volume {index} at {path}"
                              .format(path=col(volume.mountpoint, "green", attrs=['bold']),
                                      index=volume.index))
                    else:
                        print("Mounted volume {index} (no mountpoint available)".format(index=volume.index))
                except Exception as e:
                    import traceback ; traceback.print_exc()
                    print(col("An error occurred while mounting volume {index}: {type}: {args}"
                              .format(type=type(e).__name__,
                                      args=" ".join(map(str, e.args)),
                                      index=volume.index), "red"))
        else:
            if disk:
                it = disk.init_volumes
            else:
                it = volume.init
            for v in it():
                if v.mountpoint:
                    print("Mounted volume {index} at {path}"
                          .format(path=col(v.mountpoint, "green", attrs=['bold']),
                                  index=v.index))
                elif v.exception:
                    e = v.exception
                    print(col("An error occurred while mounting volume {index}: {type}: {args}"
                              .format(type=type(e).__name__,
                                      args=" ".join(map(str, e.args)),
                                      index=v.index), "red"))

    def parser_unmount(self, parser):
        parser.description = "Unmount a volume by its index"
        parser.add_argument('index', help='volume index', nargs='?', choices=self._get_all_indexes())

    def arg_unmount(self, args):
        if args.index:
            volume = self.parser.get_by_index(args.index)
            volume.unmount()
            print("Unmounted {index}".format(index=volume.index))
        else:
            self.parser.clean()
            print("Unmounted everything")

    def do_show(self, args):
        col = get_coloring_func()
        for disk in self.parser.disks:
            print("- {index:<5}  {type} {filename}"
                  .format(index=col("{:<5}".format(disk.index), 'green' if disk.is_mounted else None, attrs=['bold']),
                          type=col("{:<10}".format(disk.volumes.vstype), attrs=['dark']),
                          filename=disk.paths[0]))

            def _show_volume_system(volumes, level=0):
                level += 1
                for i, v in enumerate(volumes):
                    level_str = "  "*level + ("└ " if i == len(volumes)-1 else "├ ")
                    tp = v.volumes.vstype if v.fstype == 'volumesystem' else v.fstype if v.flag == 'alloc' else v.flag

                    print("{level_str}{index}  {type} {size:<10}  {description}"
                          .format(level_str=level_str,
                                  index=col("{:<5}".format(v.index), 'green' if v.is_mounted else None, attrs=['bold']),
                                  type=col("{:<10}".format(tp), attrs=['dark']),
                                  description=v.get_description(with_index=False, with_size=False)[:30],
                                  size=v.get_formatted_size()))
                    _show_volume_system(v.volumes, level)

            _show_volume_system(disk.volumes)

    def do_quit(self, arg):
        """Quits the program."""
        return True
Exemple #6
0
class ImageMounterShell(ArgumentParsedShell):
    prompt = '(imount) '
    file = None
    parser = None
    args = None
    saved = False

    def save(self):
        with open(SAVE_PATH, 'wb') as f:
            pickle.dump(self.parser, f)
        self.saved = True

    def load(self):
        with open(SAVE_PATH, 'rb') as f:
            self.parser = pickle.load(f)

    def preloop(self):
        """if the parser is not already set, loads the parser."""
        if not self.parser:
            self.stdout.write("Welcome to imagemounter {version}".format(version=__version__))
            self.stdout.write("\n")

            self.parser = ImageParser()
            for p in self.args.paths:
                self.onecmd('disk "{}"'.format(p))

    def onecmd(self, line):
        """Do not crash the entire program when a single command fails."""
        try:
            return cmd.Cmd.onecmd(self, line)
        except Exception as e:
            print("Critical error.", e)

    def error(self, error):
        """Writes an error to the console"""
        self.stdout.write('*** %s\n' % error)

    def _get_all_indexes(self):
        """Returns all indexes available in the parser"""
        if self.parser:
            return [v.index for v in self.parser.get_volumes()] + [d.index for d in self.parser.disks]
        else:
            return None

    def _get_by_index(self, index):
        """Returns a volume,disk tuple for the specified index"""
        volume_or_disk = self.parser.get_by_index(index)
        volume, disk = (volume_or_disk, None) if not isinstance(volume_or_disk, Disk) else (None, volume_or_disk)
        return volume, disk

    ######################################################################
    # disk command
    ######################################################################

    def parser_disk(self, parser):
        parser.description = "Add a disk to the current parser"
        p = parser.add_argument('path', help='path to the disk image that you want to mount')
        try:
            from argcomplete.completers import FilesCompleter
            p.completer = FilesCompleter([".dd", ".e01", ".aff", ".DD", ".E01", ".AFF"])
        except ImportError:
            pass
        parser.add_argument("--mounter", choices=DISK_MOUNTERS, help="the method to mount with")

    def arg_disk(self, args):
        args.path = os.path.expanduser(args.path)
        if not os.path.exists(args.path):
            return self.error("The path {path} does not exist".format(path=args.path))
        disk = self.parser.add_disk(args.path, disk_mounter=args.mounter)
        disk.mount()
        for _ in disk.detect_volumes():
            pass
        print("Added {path} to the image mounter as index {index}".format(path=args.path, index=disk.index))

    ######################################################################
    # mount command
    ######################################################################

    def parser_mount(self, parser):
        parser.description = "Mount a volume or disk by its index"
        parser.add_argument('index', help='volume or disk index', choices=self._get_all_indexes())
        parser.add_argument('-r', '--recursive', action='store_true',
                            help='recursively mount all volumes under this index')
        parser.add_argument('-f', '--fstype', default=None, choices=FILE_SYSTEM_TYPES,
                            help='specify the file system type for the volume')
        parser.add_argument('-k', '--key', default=None,
                            help='specify the key for the volume')

    def arg_mount(self, args):
        col = get_coloring_func()
        volume, disk = self._get_by_index(args.index)

        if not args.recursive:
            if disk:
                if not disk.is_mounted:
                    try:
                        disk.mount()
                    except Exception as e:
                        pass
                else:
                    print(col("Disk {} is already mounted.".format(disk.index), 'red'))
            else:
                if not volume.is_mounted:
                    try:
                        if args.key is not None:
                            volume.key = args.key
                        volume.init_volume(fstype=args.fstype)
                        if volume.is_mounted:
                            if volume.mountpoint:
                                print("Mounted volume {index} at {path}"
                                      .format(path=col(volume.mountpoint, "green", attrs=['bold']),
                                              index=volume.index))
                            else:
                                print("Mounted volume {index} (no mountpoint available)".format(index=volume.index))
                        else:
                            print("Refused to mount volume {index}.".format(index=volume.index))
                    except Exception as e:
                        print(col("An error occurred while mounting volume {index}: {type}: {args}"
                                  .format(type=type(e).__name__,
                                          args=" ".join(map(str, e.args)),
                                          index=volume.index), "red"))
                else:
                    if volume.mountpoint:
                        print(col("Volume {} is already mounted at {}.".format(volume.index, volume.mountpoint), 'red'))
                    else:
                        print(col("Volume {} is already mounted.".format(volume.index), 'red'))
        else:
            if disk:
                if not disk.is_mounted:
                    try:
                        disk.mount()
                    except Exception as e:
                        pass
                it = disk.init_volumes
            else:
                it = volume.init
            for v in it():
                if v.mountpoint:
                    print("Mounted volume {index} at {path}"
                          .format(path=col(v.mountpoint, "green", attrs=['bold']),
                                  index=v.index))
                elif v.exception:
                    e = v.exception
                    print(col("An error occurred while mounting volume {index}: {type}: {args}"
                              .format(type=type(e).__name__,
                                      args=" ".join(map(str, e.args)),
                                      index=v.index), "red"))

    ######################################################################
    # unmount command
    ######################################################################

    def parser_unmount(self, parser):
        parser.description = "Unmount a disk or volume by its index. Is recursive by design."
        parser.add_argument('index', help='volume index', nargs='?', choices=self._get_all_indexes())

    def arg_unmount(self, args):
        if args.index:
            volume = self.parser.get_by_index(args.index)
            volume.unmount()
            print("Unmounted {index}".format(index=volume.index))
        else:
            self.parser.clean()
            print("Unmounted everything")

    ######################################################################
    # show command
    ######################################################################

    def parser_show(self, parser):
        parser.description = "Without arguments, displays a tree view of all known volumes and disks. With an " \
                             "argument, it provides details about the referenced volume or disk."
        parser.add_argument('index', help='volume index', nargs='?', choices=self._get_all_indexes())

    def arg_show(self, args):
        if not args.index:
            self._show_tree()
        else:
            col = get_coloring_func()
            volume, disk = self._get_by_index(args.index)

            # displays a volume's details
            if volume:
                print(col("Details of volume {description}".format(description=volume.get_description()),
                          attrs=['bold']))
                if volume.is_mounted:
                    print(col("Currently mounted", 'green'))

                print("\nAttributes:")
                for attr in ['size', 'offset', 'slot', 'flag', 'block_size', 'fstype', 'key']:
                    print(" - {name:<15} {value}".format(name=attr, value=getattr(volume, attr)))

                if volume.mountpoint or volume.loopback or volume._paths:
                    print("\nPaths:")
                    if volume.mountpoint:
                        print(" - mountpoint      {value}".format(value=volume.mountpoint))
                    if volume.loopback:
                        print(" - loopback        {value}".format(value=volume.loopback))
                    for k, v in volume._paths.items():
                        print(" - {name:<15} {value}".format(name=k, value=v))

                if volume.info:
                    print("\nAdditional information:")
                    for k, v in volume.info.items():
                        print(" - {name:<15} {value}".format(name=k, value=v))

            else:  # displays a disk's details
                print(col("Details of disk {description}".format(description=disk.paths[0]), attrs=['bold']))
                if disk.is_mounted:
                    print(col("Currently mounted", 'green'))

                print("\nAttributes:")
                for attr in ['offset', 'block_size', 'read_write', 'disk_mounter']:
                    print(" - {name:<15} {value}".format(name=attr, value=getattr(disk, attr)))

                if disk.mountpoint or disk.rwpath or disk._paths:
                    print("\nPaths:")
                    if disk.mountpoint:
                        print(" - mountpoint      {value}".format(value=disk.mountpoint))
                    if disk.rwpath:
                        print(" - rwpath          {value}".format(value=disk.rwpath))
                    for k, v in disk._paths.items():
                        print(" - {name:<15} {value}".format(name=k, value=v))

    def _show_tree(self):
        col = get_coloring_func()

        for disk in self.parser.disks:
            print("- {index:<5}  {type} {filename}".format(
                index=col("{:<5}".format(disk.index), 'green' if disk.is_mounted else None, attrs=['bold']),
                type=col("{:<10}".format(disk.volumes.vstype), attrs=['dark']),
                filename=disk.paths[0]
            ))

            def _show_volume_system(volumes, level=0):
                level += 1
                for i, v in enumerate(volumes):
                    level_str = "  "*level + ("└ " if i == len(volumes)-1 else "├ ")
                    tp = v.volumes.vstype if v.fstype == 'volumesystem' else v.fstype if v.flag == 'alloc' else v.flag

                    print("{level_str}{index}  {type} {size:<10}  {description}".format(
                        level_str=level_str,
                        index=col("{:<5}".format(v.index), 'green' if v.is_mounted else None, attrs=['bold']),
                        type=col("{:<10}".format(tp), attrs=['dark']),
                        description=v.get_description(with_index=False, with_size=False)[:30],
                        size=v.get_formatted_size()
                    ))
                    _show_volume_system(v.volumes, level)

            _show_volume_system(disk.volumes)

    ######################################################################
    # set command
    ######################################################################

    def parser_set(self, parser):
        parser.description = "Modifies a property of a volume or disk. This is for advanced usage only."
        parser.add_argument('index', help='volume index', choices=self._get_all_indexes())
        parser.add_argument('name', help='property name', choices=['size', 'offset', 'slot', 'flag', 'block_size',
                                                                   'fstype', 'key', 'disk_mounter'])
        parser.add_argument('value', help='property value')

    def arg_set(self, args):
        col = get_coloring_func()
        volume, disk = self._get_by_index(args.index)

        if volume:
            if args.name in ['size', 'offset', 'block_size']:
                try:
                    setattr(volume, args.name, int(args.value))
                except ValueError:
                    print(col("Invalid value provided for {}".format(args.name), 'red'))
                else:
                    print(col("Updated value for {}".format(args.name), 'green'))
            elif args.name in ['slot', 'flag', 'fstype', 'key']:
                setattr(volume, args.name, args.value)
                print(col("Updated value for {}".format(args.name), 'green'))
            else:
                print(col("Property {} can't be set for a volume".format(args.name), 'red'))

        else:
            if args.name in ['offset', 'block_size']:
                try:
                    setattr(disk, args.name, int(args.value))
                except ValueError:
                    print(col("Invalid value provided for {}".format(args.name), 'red'))
                else:
                    print(col("Updated value for {}".format(args.name), 'green'))
            elif args.name in ['disk_mounter']:
                setattr(disk, args.name, args.value)
                print(col("Updated value for {}".format(args.name), 'green'))
            else:
                print(col("Property {} can't be set for a disk".format(args.name), 'red'))

    ######################################################################
    # quit command
    ######################################################################

    def do_save(self, arg):
        self.save()

    def do_EOF(self, arg):
        self.save()
        return True

    def do_quit(self, arg):
        """Quits the program."""
        if self.saved:
            self.save()
        else:
            self.parser.clean()
        return True
Exemple #7
0
 def test_no_volumes(self):
     parser = ImageParser()
     parser.add_disk("...")
     with self.assertRaises(NoRootFoundError):
         parser.reconstruct()