source: MondoRescue/branches/3.3/mondo/src/mondorestore/mondo-rstr-tools.c@ 3849

/***************************************************************************
$Id: mondo-rstr-tools.c 3839 2024-03-05 02:05:42Z bruno $
***************************************************************************/

#include <pthread.h>
#include <linux/fd.h>
#include "my-stuff.h"
#include "mr_mem.h"
#include "mr_str.h"
#include "mr_file.h"
#include "mr_sys.h"
#include "../common/mondostructures.h"
#include "../common/libmondo.h"
#include "mr-externs.h"
#include "mondo-rstr-tools.h"
#include "libmondo-mountlist-EXT.h"

/**
 * The biggielist stub (appended to the directory where all.tar.gz was unpacked).
 */
#define BIGGIELIST_TXT_STUB "tmp/biggielist.txt"

/**
 * The filelist stub (appended to the directory where all.tar.gz was unpacked).
 */
#define FILELIST_FULL_STUB "tmp/filelist.full.gz"

/**
 * The mountlist stub (appended to the directory where all.tar.gz was unpacked).
 */
#define MOUNTLIST_FNAME_STUB "tmp/mountlist.txt"

/**
 * The mondorestore.cfg stub (appended to the directory where all.tar.gz was unpacked).
 */
#define MONDO_CFG_FILE_STUB "tmp/mondorestore.cfg"
/**
 * The i-want-my-lvm stub
 */
#define IWANTMYLVM_STUB "tmp/i-want-my-lvm"

extern bool g_ISO_restore_mode; /* are we in Iso Mode? */
extern bool g_I_have_just_nuked;
/*
extern char *g_tmpfs_mountpt;
*/

/**
 * The device to mount to get at the ISO images. Ignored unless @p g_ISO_restore_mode.
 */
char *g_isodir_device;


/**
 * The format of @p g_isodir_device. Ignored unless @p g_ISO_restore_mode.
 */
char *g_isodir_format;

extern long g_current_progress, g_maximum_progress;
extern char *g_biggielist_txt;  // where 'biggielist.txt' is stored, on ramdisk / tempdir;
                  // biggielist.txt is the list of big files stored on the
                  // backup media set in question
extern char *g_filelist_full;   // filelist.full.gz is the list of all regular files
                  // (excluding big files) stored on the backup media set
extern char *g_biggielist_pot;  // list of big files which _could_ be restored, if the
                  // user chooses them
extern char *g_filelist_imagedevs;  // list of devices (e.g. /dev/hda1, /dev/sda5) which
                     // were archived as images, not just /dev entries
                     // ... e.g. NTFS, BeOS partitions
extern char *g_imagedevs_restthese; // of the imagedevs listed in FILELIST_IMAGEDEVS,
                      // restore only these
extern char *g_mondo_cfg_file;  // where mondorestore.cfg (the config file) is stored
extern char *g_mountlist_fname; // where mountlist.txt (the mountlist file) is stored
extern char *g_mondo_home;      // homedir of Mondo; usually /usr/local/share/mondo

extern t_bkptype g_backup_media_type;

extern int g_partition_table_locked_up;
extern char *MONDO_LOGFILE;

/* Reference to global bkpinfo */
extern struct s_bkpinfo *bkpinfo;

/* Should we use or not extended attributes and acl when restoring */
extern char *g_getfattr;
extern char *g_getfacl;

extern void kill_anything_like_this(char *str);
extern int skip_obdr(void);
extern int mount_media();
extern int set_tape_block_size_with_mt(long internal_tape_block_size);
extern char *mr_popup_and_get_string(char *title, char *b, char *input);

/**
* @addtogroup restoreUtilityGroup
* @{
*/
/**
* Free the malloc()s for the filename variables.
*/
void free_MR_global_filenames(void)
{
paranoid_free(g_biggielist_txt);
paranoid_free(g_filelist_full);
paranoid_free(g_filelist_imagedevs);
paranoid_free(g_imagedevs_restthese);
paranoid_free(g_mondo_cfg_file);
paranoid_free(g_mountlist_fname);
paranoid_free(g_mondo_home);
/*
paranoid_free(g_tmpfs_mountpt);
*/
paranoid_free(g_isodir_device);
paranoid_free(g_isodir_format);

}



/**
* Ask the user which imagedevs from the list contained in @p infname should
* actually be restored.
* @param infname The file containing a list of all imagedevs.
* @param outfname The location of the output file containing the imagedevs the user wanted to restore.
* @ingroup restoreUtilityGroup
*/
void ask_about_these_imagedevs(char *infname, char *outfname) {

FILE *fin;
FILE *fout;
char *incoming = NULL;
char *p = NULL;
char *question = NULL;

assert_string_is_neither_NULL_nor_zerolength(infname);
assert_string_is_neither_NULL_nor_zerolength(outfname);

if (!(fin = fopen(infname, "r"))) {
    fatal_error("Cannot openin infname");
}
if (!(fout = fopen(outfname, "w"))) {
    fatal_error("Cannot openin outfname");
}
for (mr_getline(p, fin); !feof(fin) && (p != NULL); mr_getline(p, fin)) {
    incoming = mr_strip_spaces(p);
    mr_free(p);

    if (incoming[0] == '\0') {
        mr_free(incoming);
        continue;
    }

    mr_asprintf(question, "Should I restore the image of %s ?", incoming);
    
    if (ask_me_yes_or_no(question)) {
        fprintf(fout, "%s\n", incoming);
    }
    mr_free(incoming);
}
mr_free(incoming);
mr_free(question);
paranoid_fclose(fout);
paranoid_fclose(fin);
}

/**************************************************************************
*ASK_ABOUT_THESE_IMAGEDEVS                                               *
**************************************************************************/








/**
* Extract @c mondorestore.cfg and @c mountlist.txt from @p ramdisk_fname.
* @param bkpinfo The backup information structure. @c tmpdir is the only field used.
* @param ramdisk_fname The filename of the @b compressed ramdisk to look in.
* @param output_cfg_file Where to put the configuration file extracted.
* @param output_mountlist_file Where to put the mountlist file extracted.
* @return 0 for success, nonzero for failure.
* @ingroup restoreUtilityGroup
*/

/**
* Keep trying to get mondorestore.cfg from the archive, until the user gives up.
*/
void get_cfg_file_from_archive_or_bust()
{
while (get_cfg_file_from_archive()) {
    if (!ask_me_yes_or_no("Failed to find config file/archives. Choose another source?")) {
        fatal_error("Could not find config file/archives. Aborting.");
    }
    interactively_obtain_media_parameters_from_user(FALSE);
    }
}


/**
* Determine whether @p list_fname contains a line containing @p f.
* @param f The line to search for.
* @param list_fname The file to search in.
* @param preamble Ignore this beginning part of @p f ("" to disable).
* @return TRUE if it's in the list, FALSE if it's not.
*/
bool is_file_in_list(char *f, char *list_fname, char *preamble)
{

char *command = NULL;
char *file = NULL;
char *tmp = NULL;
int res;

assert_string_is_neither_NULL_nor_zerolength(f);
assert_string_is_neither_NULL_nor_zerolength(list_fname);
assert(preamble != NULL);

if (strncmp(preamble, f, strlen(preamble)) == 0) {
    mr_asprintf(file, "%s", f + strlen(preamble));
} else {
    mr_asprintf(file, "%s", f);
}
if (file[0] == '/' && file[1] == '/') {
    tmp = file;

    mr_asprintf(file, "%s", tmp + 1);
    mr_free(tmp);
}
log_msg(2, "Checking to see if f=%s, file=%s, is in the list of biggiefiles", f, file);
mr_asprintf(command, "grep -E '^%s$' %s", file, list_fname);
mr_free(file);

res = run_program_and_log_output(command, FALSE);
mr_free(command);
if (res) {
    return (FALSE);
} else {
    return (TRUE);
}
}

/**************************************************************************
*END_IS_FILE_IN_LIST                                                     *
**************************************************************************/

/**
 * Get information about the location of ISO images from the user.
 * @param isodir_device Where to put the device (e.g. /dev/hda4) the user enters.
 * @param isodir_format Where to put the format (e.g. ext2) the user enters.
 * @param nuke_me_please Whether we're planning on nuking or not.
 * @return TRUE if OK was pressed, FALSE otherwise.
 */
bool get_isodir_info(char *isodir_device, char *isodir_format,
                struct s_bkpinfo *bkpinfo, bool nuke_me_please)
{

    bool HDD = FALSE;
    char *tmp = NULL;
    /** initialize ********************************************************/

    assert(isodir_device != NULL);
    assert(isodir_format != NULL);
    assert(bkpinfo->isodir != NULL);

    log_it("bkpinfo->isodir = %s", bkpinfo->isodir);
    isodir_format[0] = '\0';
    if (isodir_device[0] == '\0') {
        strcpy(isodir_device, "/dev/");
    }
    if (bkpinfo->isodir == NULL) {
        mr_asprintf(bkpinfo->isodir, "%s", "/");
    }
    // TODO: Are we sure it does what it's expected to do here ?
    if (does_file_exist("/tmp/NETFS-SERVER-MOUNT")) {
        strcpy(isodir_device, last_line_of_file("/tmp/NETFS-SERVER-MOUNT"));
        strcpy(isodir_format, "netfs");
        mr_asprintf(bkpinfo->isodir, "%s", last_line_of_file("/tmp/ISO-DIR"));
    }
    if (nuke_me_please) {
        return (TRUE);
    }

    if (popup_and_get_string("ISO Mode - device", "On what device do the ISO files live?", isodir_device, MAX_STR_LEN / 4)) {
        if (popup_and_get_string ("ISO Mode - format", "What is the disk format of the device? (Hit ENTER if you don't know.)", isodir_format, 16)) {
            if (popup_with_buttons("Are you restoring from an external hard drive ?", "Yes", "No")) {
                HDD = TRUE;
            }
            tmp = mr_popup_and_get_string ("ISO Mode - path", "At what path on this device can the ISO files be found ?", bkpinfo->isodir);
            if (tmp) {
                strip_spaces(isodir_device);
                strip_spaces(isodir_format);
                bkpinfo->isodir = mr_strip_spaces(tmp);
                mr_free(tmp);
                log_it("isodir_device = %s - isodir_format = %s - bkpinfo->isodir = %s", isodir_device, isodir_format, bkpinfo->isodir);
                if (HDD) {
                    /*  We need an additional param */
                    mr_asprintf(bkpinfo->subdir, "%s", bkpinfo->isodir);
                    mr_asprintf(bkpinfo->isodir, "%s", "/tmp/isodir");
                    log_it("Now bkpinfo->isodir = %s and subdir = ", bkpinfo->isodir, bkpinfo->subdir);
                }
                return (TRUE);
            }
        }
    }
    return (FALSE);
}


/**
* Set up an ISO backup.
* @param bkpinfo The backup information structure. Fields used:
* - @c bkpinfo->backup_media_type
* - @c bkpinfo->disaster_recovery
* - @c bkpinfo->isodir
* @param nuke_me_please If TRUE, we're in nuke mode; if FALSE we're in interactive mode.
* @return 0 for success, nonzero for failure.
*/
int iso_fiddly_bits(bool nuke_me_please) {

char *mount_isodir_command = NULL;
char *command = NULL;
char *mds = NULL;
int retval = 0, i;

g_ISO_restore_mode = TRUE;
read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
if (bkpinfo->disaster_recovery) {
    /* Don't let this clobber an existing bkpinfo->isodir */
    if (bkpinfo->isodir == NULL) {
        mr_asprintf(bkpinfo->isodir, "%s", "/tmp/isodir");
    }
    mr_asprintf(command, "mkdir -p %s", bkpinfo->isodir);
    run_program_and_log_output(command, 5);
    mr_free(command);
    log_msg(2, "Setting isodir to %s", bkpinfo->isodir);
}

if (!get_isodir_info(g_isodir_device, g_isodir_format, bkpinfo, nuke_me_please)) {
    return (1);
}
paranoid_system("umount -d " MNT_CDROM " 2> /dev/null");    /* just in case */

if (is_this_device_mounted(g_isodir_device)) {
    log_to_screen("WARNING - isodir is already mounted");
} else {
    mr_asprintf(mount_isodir_command, "mount %s", g_isodir_device);
    if (strlen(g_isodir_format) > 1) {
        mr_strcat(mount_isodir_command, " -t %s", g_isodir_format);
    }

    mr_strcat(mount_isodir_command, " -o ro %s", bkpinfo->isodir);
    run_program_and_log_output("df -m -P -T", FALSE);
    log_msg(1, "The 'mount' command is '%s'. PLEASE report this command to be if you have problems, ok?", mount_isodir_command);
    if (run_program_and_log_output(mount_isodir_command, FALSE)) {
        popup_and_OK("Cannot mount the device where the ISO files are stored.");
        return (1);
    }
    paranoid_free(mount_isodir_command);
    log_to_screen("I have mounted the device where the ISO files are stored.");
}
if (!IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
    mount_media();
}
i = what_number_cd_is_this();   /* has the side-effect of calling mount_media() */
mds = media_descriptor_string(bkpinfo->backup_media_type);
mr_free(mds);

log_msg(1, "%s #%d has been mounted via loopback mount", mds, i);
if (i < 0) {
    popup_and_OK("Cannot find ISO images in the directory you specified.");
    retval = 1;
}
log_msg(2, "bkpinfo->isodir is now %s", bkpinfo->isodir);
return (retval);
}




/**
* Kill all Petris processes.
*/
void kill_petris(void) {
    kill_anything_like_this("petris");
}

/**************************************************************************
*END_KILL_PETRIS                                                         *
**************************************************************************/


/**
 * Mount @p device at @p mpt as @p format.
 * @param device The device (/dev entry) to mount.
 * @param mpt The directory to mount it on.
 * @param format The filesystem type of @p device.
 * @param writeable If TRUE, mount read-write; if FALSE, mount read-only.
 * @return 0 for success, nonzero for failure.
 */
int mount_device(char *device, char *mpt, char *format, bool writeable)
{
int res = 0;

/** malloc **/
char *tmp = NULL;
char *command = NULL;
char *mountdir = NULL;
char *mountpoint = NULL;
char *additional_parameters = NULL;

assert_string_is_neither_NULL_nor_zerolength(device);
assert_string_is_neither_NULL_nor_zerolength(mpt);
assert(format != NULL);

    if (!strcmp(mpt, "/1")) {
        mr_asprintf(mountpoint, "/");
        log_msg(3, "Mommm! SME is being a dildo!");
    } else {
        mr_asprintf(mountpoint, "%s", mpt);
    }

    if (!strcmp(mountpoint, "lvm")) {
        return (0);
    }
    if (!strcmp(mountpoint, "image")) {
        return (0);
    }
    mr_asprintf(tmp, "Mounting device %s   ", device);
    log_msg(1, tmp);
    /* Deal with additional params only if not /proc or /sys */
    mr_asprintf(additional_parameters, "");
    if (strcmp(format, "proc") && strcmp(format, "sys")) {
        if (writeable) {
            mr_strcat(additional_parameters, "-o rw");
        } else {
            mr_strcat(additional_parameters, "-o ro");
        }
        if (find_home_of_exe("setfattr")) {
            mr_strcat(additional_parameters, ",user_xattr");
        }
        if (find_home_of_exe("setfacl")) {
            mr_strcat(additional_parameters, ",acl");
        }
    }

    if (!strcmp(mountpoint, "swap")) {
        mr_asprintf(command, "swapon %s", device);
        mr_asprintf(mountdir, "swap");
    } else {
        if (!strcmp(mountpoint, "/")) {
            mr_asprintf(mountdir, "%s", MNT_RESTORING);
        } else {
            mr_asprintf(mountdir, "%s%s", MNT_RESTORING, mountpoint);
        }
        mr_asprintf(command, "mkdir -p %s", mountdir);
        run_program_and_log_output(command, FALSE);
        mr_free(command);

        mr_asprintf(command, "mount -t %s %s %s %s 2>> %s", format, device, additional_parameters, mountdir, MONDO_LOGFILE);
        log_msg(2, "command='%s'", command);
    }
    mr_free(additional_parameters);

    res = run_program_and_log_output(command, TRUE);
    if (res && (strstr(command, "xattr") || strstr(command, "acl"))) {
        log_msg(1, "Re-trying without the fancy extra parameters");
        mr_free(command);
        mr_asprintf(command, "mount -t %s %s %s 2>> %s", format, device, mountdir, MONDO_LOGFILE);
        res = run_program_and_log_output(command, TRUE);
    }
    if (res) {
        log_msg(1, "Unable to mount device %s (type %s) at %s", device, format, mountdir);
        log_msg(1, "command was '%s'", command);
        if (!strcmp(mountpoint, "swap")) {
            log_to_screen(tmp);
        } else {
            log_msg(2, "Retrying w/o the '-t' switch");
            mr_free(command);
            mr_asprintf(command, "mount %s %s 2>> %s", device, mountdir, MONDO_LOGFILE);
            log_msg(2, "2nd command = '%s'", command);
            res = run_program_and_log_output(command, TRUE);
            if (res == 0) {
                log_msg(1,
                    "That's OK. I called mount w/o a filesystem type and it worked fine in the end.");
            } else {
                log_to_screen(tmp);
            }
        }
    }

    if (res && !strcmp(mountpoint, "swap")) {
        log_msg(2, "That's ok. It's just a swap partition.");
        log_msg(2, "Non-fatal error. Returning 0.");
        res = 0;
    }

mr_free(tmp);
mr_free(command);
mr_free(mountdir);
mr_free(mountpoint);

return (res);
}
/**************************************************************************
 *END_MOUNT_DEVICE                                                        *
**************************************************************************/


/**
 * Mount all devices in @p p_external_copy_of_mountlist on @p MNT_RESTORING.
 * @param p_external_copy_of_mountlist The mountlist containing devices to be mounted.
 * @param writeable If TRUE, then mount read-write; if FALSE mount read-only.
 * @return The number of errors encountered (0 for success).
 */
int mount_all_devices(struct mountlist_itself *p_external_copy_of_mountlist, bool writeable)
{
int retval = 0, lino, res;
char *tmp = NULL;
char *these_failed = NULL;
struct mountlist_itself *mountlist = NULL;

assert(p_external_copy_of_mountlist != NULL);
mountlist = malloc(sizeof(struct mountlist_itself));
memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
   sizeof(struct mountlist_itself));
    sort_mountlist_by_mountpoint(mountlist, 0);


    mvaddstr_and_log_it(g_currentY, 0, "Mounting devices         ");
    open_progress_form("Mounting devices", "I am now mounting all the drives.", "This should not take long.", "", mountlist->entries);

    mr_asprintf(these_failed, "");
    for (lino = 0; lino < mountlist->entries; lino++) {
        if (!strcmp(mountlist->el[lino].device, "/proc")) {
            log_msg(1, "Again with the /proc - why is this in your mountlist?");
        } else if (is_this_device_mounted(mountlist->el[lino].device)) {
            log_to_screen("%s is already mounted", mountlist->el[lino].device);
        } else if (strcmp(mountlist->el[lino].mountpoint, "none")
           && strcmp(mountlist->el[lino].mountpoint, "lvm")
           && strcmp(mountlist->el[lino].mountpoint, "raid")
           && strcmp(mountlist->el[lino].mountpoint, "image")) {
            mr_asprintf(tmp, "Mounting %s", mountlist->el[lino].device);
            update_progress_form(tmp);
            mr_free(tmp);
            res = mount_device(mountlist->el[lino].device, mountlist->el[lino].mountpoint, mountlist->el[lino].format, writeable);
            retval += res;
            if (res) {
                mr_strcat(these_failed, "%s ",mountlist->el[lino].device);
            }
        }
        g_current_progress++;
    }
    close_progress_form();
    if (retval) {
        if (g_partition_table_locked_up > 0) {
            log_to_screen("fdisk's ictol() call to refresh its copy of the partition table causes the kernel to");
            log_to_screen("lock up the partition table. You might have to reboot and use Interactive Mode to");
            log_to_screen("format and restore *without* partitioning first. Sorry for the inconvenience.");
        }
        mr_asprintf(tmp, "Could not mount device(s) %s- shall I abort?", these_failed);

        if (!ask_me_yes_or_no(tmp)) {
            retval = 0;
            log_to_screen("Continuing, although some device(s) failed to be mounted");
            mvaddstr_and_log_it(g_currentY++, 74, "Done.");
        } else {
            mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
            log_to_screen("Unable to mount some or all of your partitions.");
        }
        mr_free(tmp);
    } else {
        log_to_screen("All partitions were mounted OK.");
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    }
    paranoid_free(these_failed);

    /* Also mounting under MNT_RESTORING  special FS */
    (void)mount_device("/proc","/proc","proc",TRUE);
    (void)mount_device("/sys","/sys","sysfs",TRUE);
    /*  BR#852: we need to create BTRFS subvols now */
    /*  Creating potential btrfs subvolumes */
    if (does_file_exist("/tmp/create-btrfs-subvol")) {
        run_program_and_log_output("/tmp/create-btrfs-subvol",3);
    }
    /*  Mounting potential btrfs subvolumes */
    if (does_file_exist("/tmp/mount-btrfs-subvol")) {
        run_program_and_log_output("/tmp/mount-btrfs-subvol",3);
    }
    run_program_and_log_output("df -m -P -T", 3);
    paranoid_free(mountlist);
    return (retval);
}
/**************************************************************************
*END_MOUNT_ALL_DEVICES                                                   *
**************************************************************************/


/**
* Fix some miscellaneous things in the filesystem so the system will come
* up correctly on the first boot.
*/
void protect_against_braindead_sysadmins() {

run_program_and_log_output("touch " MNT_RESTORING "/var/log/pacct", 0);
run_program_and_log_output("touch " MNT_RESTORING "/var/account/pacct", 0);

/* Log the status of the boot area */
run_program_and_log_output("ls -alR " MNT_RESTORING "/boot", 0);

if (run_program_and_log_output("ls -al " MNT_RESTORING " /tmp", 0)) {
    run_program_and_log_output("chmod 1777 " MNT_RESTORING "/tmp", 0);
}
run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/run/console", 0);
run_program_and_log_output("chmod 666 " MNT_RESTORING "/dev/null", 0);
/* This doesn't work as the mkdir should be done in home ! Maybe time to remove 
   run_program_and_log_output("cd " MNT_RESTORING "; for i in `ls home/`; do echo \"Moving $i's spurious files to $i/.disabled\"; mkdir \"$i\"/.disabled ; mv -f \"$i\"/.DCOP* \"$i\"/.MCOP* \"$i\"/.*authority \"$i\"/.kde/tmp* \"$i\"/.kde/socket* \"$i\"/.disabled/ ; done", 1);
   */
run_program_and_log_output("rm -f " MNT_RESTORING "/var/run/*.pid", 1);
run_program_and_log_output("rm -f " MNT_RESTORING "/var/lock/subsys/*", 1);
}

/**************************************************************************
*END_PROTECT_AGAINST_BRAINDEAD_SYSADMINS                                 *
**************************************************************************/




/**
* Fill out @p bkpinfo based on @p cfg_file.
* @param cfg_file The mondorestore.cfg file to read into @p bkpinfo.
* @param bkpinfo The backup information structure to fill out with information
* from @p cfg_file.
* @return 0 for success, nonzero for failure.
*/
int read_cfg_file_into_bkpinfo(char *cfgf)
{
/** add mallocs **/
char value[MAX_STR_LEN];
char *tmp1 = NULL;
char *envtmp1 = NULL;
char *envtmp2 = NULL;
char *command = NULL;
char iso_mnt[MAX_STR_LEN];
char iso_path[MAX_STR_LEN];
char *old_isodir = NULL;
char *cfg_file = NULL;
t_bkptype media_specified_by_user;

//  assert_string_is_neither_NULL_nor_zerolength(cfg_file);
assert(bkpinfo != NULL);
assert(cfgf != NULL);
log_it("Entering read_cfg_file_into_bkpinfo");

if (!cfgf) {
    mr_asprintf(cfg_file, "%s", g_mondo_cfg_file);
} else {
    mr_asprintf(cfg_file, "%s", cfgf);
}

media_specified_by_user = bkpinfo->backup_media_type;   // or 'none', if not specified

if (0 == read_cfg_var(cfg_file, "backup-media-type", value)) {
    if (!strcmp(value, "cdstream")) {
        bkpinfo->backup_media_type = cdstream;
    } else if (!strcmp(value, "cdr")) {
        bkpinfo->backup_media_type = cdr;
    } else if (!strcmp(value, "cdrw")) {
        bkpinfo->backup_media_type = cdrw;
    } else if (!strcmp(value, "dvd")) {
        bkpinfo->backup_media_type = dvd;
    } else if (!strcmp(value, "usb")) {
        bkpinfo->backup_media_type = usb;
        bkpinfo->please_dont_eject = TRUE;
    } else if (!strcmp(value, "iso")) {
        bkpinfo->backup_media_type = iso;
        if (am_I_in_disaster_recovery_mode()) {
            /* Check to see if CD is already mounted before mounting it... */
            if (!is_this_device_mounted("/dev/cdrom")) {
                log_msg(2, "NB: CDROM device not mounted, mounting...");
                run_program_and_log_output("mount /dev/cdrom "MNT_CDROM, 1);
            }
            if (does_file_exist(MNT_CDROM"/archives/filelist.0")) {
                bkpinfo->backup_media_type = cdr;
                run_program_and_log_output("umount -d "MNT_CDROM, 1);
                log_it("Re-jigging configuration AGAIN. CD-R, not ISO.");
            }
        }
        if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
            mr_asprintf(bkpinfo->prefix, "%s", value);
        } else {
            mr_asprintf(bkpinfo->prefix, "%s", STD_PREFIX);
        }
        log_it("Setting Prefix to %s", bkpinfo->prefix);
    } else if ((!strcmp(value, "netfs")) || (!strcmp(value, "nfs"))) {
        /* Stay compatible with previous versions by allowing nfs as an entry here */
        bkpinfo->backup_media_type = netfs;
        bkpinfo->please_dont_eject = TRUE;
        if (read_cfg_var(cfg_file, "netfs-proto", value) == 0) {
            mr_asprintf(bkpinfo->netfs_proto,"%s", value);
        } else {
            /* For compatibility, force protocol in old nfs case to be transparent */
            mr_asprintf(bkpinfo->netfs_proto, "nfs");
        }
        if (read_cfg_var(cfg_file, "netfs-server-user", value) == 0) {
            mr_asprintf(bkpinfo->netfs_user,"%s", value);
        }
        if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
            mr_asprintf(bkpinfo->prefix, "%s", value);
        } else {
            mr_asprintf(bkpinfo->prefix, "%s", STD_PREFIX);
        }
        tmp1 = call_program_and_get_last_line_of_output("cat "CMDLINE);
        if (strstr(tmp1, "pxe")) {
            /* We need to override prefix value in PXE mode as it's
            * already done in start-netfs */
            envtmp1 = getenv("imgname");
            if (envtmp1 == NULL) {
                fatal_error("no imgname variable in environment");
            }
            mr_asprintf(bkpinfo->prefix, "%s", envtmp1);
        }   
        mr_free(tmp1);
    } else if (!strcmp(value, "tape")) {
        bkpinfo->backup_media_type = tape;
    } else if (!strcmp(value, "udev")) {
        bkpinfo->backup_media_type = udev;
    } else {
        fatal_error("UNKNOWN bkp-media-type");
    }
} else {
    fatal_error("backup-media-type not specified!");
}

if (bkpinfo->disaster_recovery) {
    if (bkpinfo->backup_media_type == cdstream) {
        mr_asprintf(bkpinfo->media_device, "%s", "/dev/cdrom");
        bkpinfo->media_size = 650;  /* good guess */
    } else if (bkpinfo->backup_media_type == usb) {
        envtmp1 = getenv("MRUSBDEV");
        if (envtmp1 == NULL) {
            if (read_cfg_var(cfg_file, "usb-dev", value)) {
                fatal_error("Cannot get USB device name from cfg file");
            }
        } else {
            strcpy(value,envtmp1);
        }
        mr_asprintf(bkpinfo->media_device, "%s1", value);
        log_msg(2, "Backup medium is USB --- dev=%s", bkpinfo->media_device);
    } else if (bkpinfo->backup_media_type == tape || bkpinfo->backup_media_type == udev) {
        if (read_cfg_var(cfg_file, "media-dev", value)) {
            fatal_error("Cannot get tape device name from cfg file");
        }
        mr_asprintf(bkpinfo->media_device, "%s", value);
        read_cfg_var(cfg_file, "media-size", value);
        bkpinfo->media_size = atol(value);
        log_msg(2, "Backup medium is TAPE --- dev=%s", bkpinfo->media_device);
    } else {
        mr_asprintf(bkpinfo->media_device, "%s", "/dev/cdrom"); /* we don't really need this var */
        bkpinfo->media_size = 1999 * 1024;  /* 650, probably, but we don't need this var anyway */
        log_msg(2, "Backup medium is similar to CD-R[W]");
    }
} else {
    log_msg(2, "Not in Disaster Recovery Mode. No need to derive device name from config file.");
}

read_cfg_var(cfg_file, "use-star", value);
if (strstr(value, "yes")) {
    bkpinfo->use_star = TRUE;
    log_msg(1, "Goody! ... bkpinfo->use_star is now true.");
}

read_cfg_var(cfg_file, "obdr", value);
if (strstr(value, "TRUE")) {
    bkpinfo->use_obdr = TRUE;
    log_msg(1, "OBDR mode activated");
}

read_cfg_var(cfg_file, "acl", value);
if (strstr(value, "TRUE")) {
    mr_asprintf(g_getfacl,"setfacl");
    log_msg(1, "We will restore ACLs");
    if (! find_home_of_exe("setfacl")) {
        log_msg(1, "Unable to restore ACLs as no setfacl found");
    }
}
read_cfg_var(cfg_file, "xattr", value);
if (strstr(value, "TRUE")) {
    mr_asprintf(g_getfattr,"setfattr");
    log_msg(1, "We will restore XATTRs");
    if (! find_home_of_exe("setfattr")) {
        log_msg(1, "Unable to restore XATTRs as no setfattr found");
    }
}

if (0 == read_cfg_var(cfg_file, "internal-tape-block-size", value)) {
    bkpinfo->internal_tape_block_size = atol(value);
} else {
    bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
}
log_msg(1, "Internal tape block size set to %ld", bkpinfo->internal_tape_block_size);

read_cfg_var(cfg_file, "use-lzma", value);
if (strstr(value, "yes")) {
    bkpinfo->use_lzma = TRUE;
    bkpinfo->use_lzo = FALSE;
    bkpinfo->use_gzip = FALSE;
    mr_asprintf(bkpinfo->zip_exe, "%s", "lzma");
    mr_asprintf(bkpinfo->zip_suffix, "%s", "lzma");
}

read_cfg_var(cfg_file, "use-lzo", value);
if (strstr(value, "yes")) {
    bkpinfo->use_lzma = FALSE;
    bkpinfo->use_lzo = TRUE;
    bkpinfo->use_gzip = FALSE;
    mr_asprintf(bkpinfo->zip_exe, "%s", "lzop");
    mr_asprintf(bkpinfo->zip_suffix, "%s", "lzo");
}

read_cfg_var(cfg_file, "use-gzip", value);
if (strstr(value, "yes")) {
    bkpinfo->use_lzma = FALSE;
    bkpinfo->use_lzo = FALSE;
    bkpinfo->use_gzip = TRUE;
    mr_asprintf(bkpinfo->zip_exe, "%s", "gzip");
    mr_asprintf(bkpinfo->zip_suffix, "%s", "gz");
}

read_cfg_var(cfg_file, "use-comp", value);
if (strstr(value, "yes")) {
    bkpinfo->use_lzma = FALSE;
    bkpinfo->use_lzo = FALSE;
    bkpinfo->use_gzip = FALSE;
    mr_asprintf(bkpinfo->zip_exe, "%s", "xz");
    mr_asprintf(bkpinfo->zip_suffix, "%s", "xz");
}

value[0] = '\0';
read_cfg_var(cfg_file, "differential", value);
if (!strcmp(value, "yes") || !strcmp(value, "1")) {
    bkpinfo->differential = TRUE;
}
log_msg(2, "differential var = '%s'", value);
if (bkpinfo->differential) {
    log_msg(2, "THIS IS A DIFFERENTIAL BACKUP");
} else {
    log_msg(2, "This is a regular (full) backup");
}

read_cfg_var(cfg_file, "please-dont-eject", value);
tmp1 = call_program_and_get_last_line_of_output("cat "CMDLINE);
if (value[0] || strstr(tmp1, "donteject")) {
    bkpinfo->please_dont_eject = TRUE;
    log_msg(2, "Ok, I shan't eject when restoring! Groovy.");
}
mr_free(tmp1);

/* TODO: Read here the boot_* variables */
read_cfg_var(cfg_file, "boot-type", value);
if (!strcmp(value, "BIOS")) {
    bkpinfo->boot_type = BIOS;
} else if (!strcmp(value, "EFI")) {
    bkpinfo->boot_type = EFI;
} else if (!strcmp(value, "UEFI")) {
    bkpinfo->boot_type = UEFI;
} else {
    log_msg(1, "No known boot type found");
}
log_msg(1, "Found %s boot type",value);

if (bkpinfo->backup_media_type == netfs) {
    if (!cfgf) {
        if (bkpinfo->netfs_mount) {
            log_msg(2, "netfs_mount remains %s", bkpinfo->netfs_mount);
        }
        if (bkpinfo->netfs_remote_dir != NULL) {
            log_msg(2, "netfs_remote_dir remains %s", bkpinfo->netfs_remote_dir);
        }
        log_msg(2, "...cos it wouldn't make sense to abandon the values that GOT ME to this config file in the first place");
    } else {
        read_cfg_var(cfg_file, "netfs-server-mount", value);
        mr_free(bkpinfo->netfs_mount);
        mr_asprintf(bkpinfo->netfs_mount, "%s", value);
        if (bkpinfo->netfs_mount != NULL) {
            log_msg(2, "netfs_mount is %s", bkpinfo->netfs_mount);
        }

        read_cfg_var(cfg_file, "iso-dir", value);
        mr_free(bkpinfo->netfs_remote_dir);
        mr_asprintf(bkpinfo->netfs_remote_dir, "%s", value);
        if (bkpinfo->netfs_remote_dir != NULL) {
            log_msg(2, "netfs_remote_dir is %s", bkpinfo->netfs_remote_dir);
        }

        if (bkpinfo->netfs_proto != NULL) {
            log_msg(2, "netfs_proto is %s", bkpinfo->netfs_proto);
        }
        if (bkpinfo->netfs_user != NULL) {
            log_msg(2, "netfs_user is %s", bkpinfo->netfs_user);
        }
    }
    tmp1 = call_program_and_get_last_line_of_output("cat "CMDLINE);
    if (strstr(tmp1, "pxe")) {
        /* We need to override values in PXE mode as it's
        * already done in start-netfs */
        envtmp1 = getenv("netfsmount");
        if (envtmp1 == NULL) {
            fatal_error("no netfsmount variable in environment");
        }
        envtmp2 = getenv("dirimg");
        if (envtmp2 == NULL) {
            fatal_error("no dirimg variable in environment");
        }
        mr_free(bkpinfo->netfs_mount);
        mr_asprintf(bkpinfo->netfs_mount, "%s", envtmp1);

        mr_free(bkpinfo->netfs_remote_dir);
        mr_asprintf(bkpinfo->netfs_remote_dir, "%s", envtmp2);
    }
    mr_free(tmp1);
} else if (bkpinfo->backup_media_type == iso) {
    /* Patch by Conor Daly 23-june-2004 
    * to correctly mount iso-dev and set a sensible
    * isodir in disaster recovery mode
    */
    mr_asprintf(old_isodir, "%s", bkpinfo->isodir);
    if (read_cfg_var(cfg_file, "iso-mnt", iso_mnt) != 0) {
        iso_mnt[0] = '\0';
    }
    if (read_cfg_var(cfg_file, "iso-dir", iso_path) != 0) {
        iso_path[0] = '\0';
    }
    mr_asprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
    if (!strcmp(bkpinfo->isodir,"")) {
        mr_asprintf(bkpinfo->isodir, "%s", old_isodir);
    }

    if ((!bkpinfo->disaster_recovery) || (g_isodir_device[0] != '\0')) {
        if (strcmp(old_isodir, bkpinfo->isodir)) {
            log_it("user nominated isodir %s differs from archive, keeping user's choice: %s\n", bkpinfo->isodir, old_isodir );
            mr_asprintf(bkpinfo->isodir, "%s", old_isodir);
        }
    }
    mr_free(old_isodir);

    if (g_isodir_device[0] == '\0') {
        /*  We don't want to loose our conf made earlier in iso_fiddly_bits 
         *  so go here only if job not done already */
        read_cfg_var(cfg_file, "iso-dev", g_isodir_device);
    }

    log_msg(2, "isodir=%s; iso-dev=%s", bkpinfo->isodir, g_isodir_device);

    if (bkpinfo->disaster_recovery) {
        if (is_this_device_mounted(g_isodir_device)) {
            log_msg(2, "NB: isodir is already mounted");
            /* Find out where it's mounted */
            mr_asprintf(command, "mount | grep -E '^%s' | tail -n1 | cut -d' ' -f3", g_isodir_device);
            log_it("command = %s", command);
            tmp1 = call_program_and_get_last_line_of_output(command);
            log_it("res of it = %s", tmp1);
            sprintf(iso_mnt, "%s", tmp1);
            mr_free(command);
            mr_free(tmp1);
        } else {
            sprintf(iso_mnt, "/tmp/isodir");
            mr_asprintf(tmp1, "mkdir -p %s", iso_mnt);
            run_program_and_log_output(tmp1, 5);
            mr_free(tmp1);

            mr_asprintf(tmp1, "mount %s %s", g_isodir_device, iso_mnt);
            if (run_program_and_log_output(tmp1, 3)) {
                log_msg(1, "Unable to mount isodir. Perhaps this is really a CD backup?");
                bkpinfo->backup_media_type = cdr;
                mr_asprintf(bkpinfo->media_device, "%s", "/dev/cdrom"); /* superfluous */
                mr_free(bkpinfo->isodir);
                iso_mnt[0] = iso_path[0] = '\0';
                if (mount_media()) {
                    mr_free(tmp1);
                    fatal_error("Unable to mount isodir. Failed to mount CD-ROM as well.");
                } else {
                    log_msg(1, "You backed up to disk, then burned some CDs.");
                }
            }
            mr_free(tmp1);
        }
        /* bkpinfo->isodir should now be the true path to prefix-1.iso etc... */
        /*  except when already done in iso_fiddly_bits */
        if ((bkpinfo->backup_media_type == iso) && (g_isodir_device[0] == '\0')) {
            mr_asprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
        }
    }
}
mr_free(cfg_file);

if (media_specified_by_user != none) {
    if (g_restoring_live_from_cd) {
        if (bkpinfo->backup_media_type != media_specified_by_user) {
            log_msg(2, "bkpinfo->backup_media_type != media_specified_by_user, so I'd better ask :)");
            interactively_obtain_media_parameters_from_user(FALSE);
            media_specified_by_user = bkpinfo->backup_media_type;
            get_cfg_file_from_archive();
        }
    }
    bkpinfo->backup_media_type = media_specified_by_user;
}
g_backup_media_type = bkpinfo->backup_media_type;
return (0);

}

/**************************************************************************
*END_READ_CFG_FILE_INTO_BKPINFO                                          *
**************************************************************************/




/**
 * Allow the user to edit the filelist and biggielist.
 * The filelist is unlinked after it is read.
 * @param bkpinfo The backup information structure. Fields used:
 * - @c bkpinfo->backup_media_type
 * - @c bkpinfo->isodir
 * - @c bkpinfo->media_device
 * - @c bkpinfo->tmpdir
 * @return The filelist structure containing the information read from disk.
 */
struct
s_node *process_filelist_and_biggielist()
{
struct s_node *filelist;

char *command = NULL;
char *old_pwd = NULL;
char *q;
int res = 0;
pid_t pid;
bool extract_mountlist_stub = FALSE;

assert(bkpinfo != NULL);

/* If those files already exist, do not overwrite them later on */
if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
    extract_mountlist_stub = FALSE;
} else {
    extract_mountlist_stub = TRUE;
}

if (does_file_exist(g_filelist_full)
&& does_file_exist(g_biggielist_txt)) {
    log_msg(1, "%s exists", g_filelist_full);
    log_msg(1, "%s exists", g_biggielist_txt);
    log_msg(2,
        "Filelist and biggielist already recovered from media. Yay!");
} else {
    old_pwd = mr_getcwd();
    if (chdir(bkpinfo->tmpdir)) {
        // FIXME
    }
    log_msg(1, "chdir(%s)", bkpinfo->tmpdir);
    log_to_screen("Extracting filelist and biggielist from media...");
    unlink("/tmp/filelist.full");
    unlink(FILELIST_FULL_STUB);
    if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
        mr_asprintf(command, "tar -b %ld -zxf %s ./%s ./%s ./%s ./%s ./%s", bkpinfo->internal_tape_block_size, bkpinfo->media_device, MOUNTLIST_FNAME_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB, MONDO_CFG_FILE_STUB);
        log_msg(1, "tarcommand = %s", command);
        run_program_and_log_output(command, 1);
        mr_free(command);

        if (!does_file_exist(FILELIST_FULL_STUB)) {
            /* Doing that allow us to remain compatible with pre-2.2.5 versions */
            log_msg(2, "pre-2.2.4 compatible mode on");
            mr_asprintf(command, "tar -b %ld -zxf %s %s %s %s %s %s", bkpinfo->internal_tape_block_size, bkpinfo->media_device, MOUNTLIST_FNAME_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB, MONDO_CFG_FILE_STUB);
            log_msg(1, "tarcommand = %s", command);
            run_program_and_log_output(command, 1);
            mr_free(command);
        }
    } else {
        log_msg(2, "Calling insist_on_this_cd_number; bkpinfo->isodir=%s", bkpinfo->isodir);
        insist_on_this_cd_number(1);
        log_msg(2, "Back from iotcn");
        run_program_and_log_output("mount", 1);
        mr_asprintf(command, "tar -zxf %s/images/all.tar.gz ./%s ./%s ./%s ./%s ./%s", MNT_CDROM, MOUNTLIST_FNAME_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB, MONDO_CFG_FILE_STUB);

        log_msg(1, "tarcommand = %s", command);
        run_program_and_log_output(command, 1);
        mr_free(command);

        if (!does_file_exist(FILELIST_FULL_STUB)) {
            /* Doing that allow us to remain compatible with pre-2.2.5 versions */
            log_msg(2, "pre-2.2.4 compatible mode on");
            mr_asprintf(command, "tar -zxf %s/images/all.tar.gz %s %s %s %s %s", MNT_CDROM, MOUNTLIST_FNAME_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB, MONDO_CFG_FILE_STUB);

            log_msg(1, "tarcommand = %s", command);
            run_program_and_log_output(command, 1);
            mr_free(command);
        }
        if (!does_file_exist(BIGGIELIST_TXT_STUB)) {
            fatal_error("all.tar.gz did not include " BIGGIELIST_TXT_STUB);
        }
        if (!does_file_exist(FILELIST_FULL_STUB)) {
            fatal_error("all.tar.gz did not include " FILELIST_FULL_STUB);
        }
    }
    mr_asprintf(command, "cp -f %s %s", MONDO_CFG_FILE_STUB, g_mondo_cfg_file);
    run_program_and_log_output(command, FALSE);
    mr_free(command);

    mr_asprintf(command, "cp -f %s/%s %s", bkpinfo->tmpdir, BIGGIELIST_TXT_STUB, g_biggielist_txt);
    log_msg(1, "command = %s", command);
    paranoid_system(command);
    mr_free(command);

    mr_asprintf(command, "ln -sf %s/%s %s", bkpinfo->tmpdir, FILELIST_FULL_STUB, g_filelist_full);
    log_msg(1, "command = %s", command);
    paranoid_system(command);
    mr_free(command);
    }

    if (am_I_in_disaster_recovery_mode()
    &&
    /* If it was there, do not overwrite it */
    (extract_mountlist_stub) 
    &&
    ask_me_yes_or_no("Do you want to retrieve the mountlist as well?"))
    {
        mr_asprintf(command, "ln -sf %s/%s /tmp", MOUNTLIST_FNAME_STUB, bkpinfo->tmpdir);
        paranoid_system(command);
        mr_free(command);
    }

    if (chdir(old_pwd)) {
        // FIXME
    }
    mr_free(old_pwd);

    if (!does_file_exist(g_biggielist_txt)) {
        log_msg(1, "Warning - %s not found", g_biggielist_txt);
    }
    if (!does_file_exist(g_filelist_full)) {
        log_msg(1, "Warning - %s does not exist", g_filelist_full);
    }

    log_msg(2, "Forking");
    pid = fork();
    switch (pid) {
    case -1:
        fatal_error("Forking error");
        break;

    case 0:
        log_to_screen("Pre-processing filelist");
        if (!does_file_exist(g_biggielist_txt)) {
            mr_asprintf(command, "echo -n > %s", g_biggielist_txt);
            paranoid_system(command);
            mr_free(command);
        }
        mr_asprintf(command, "grep -E '^/dev/.*' %s > %s", g_biggielist_txt, g_filelist_imagedevs);
        paranoid_system(command);
        mr_free(command);
        exit(0);
        break;

    default:
        open_evalcall_form("Pre-processing filelist");
        while (!waitpid(pid, (int *) 0, WNOHANG)) {
            usleep(100000);
            update_evalcall_form(0);
        }
    }
    close_evalcall_form();

    log_msg(3, "loading filelist");
    filelist = load_filelist(g_filelist_full);
    log_msg(3, "deleting original filelist");
    unlink(g_filelist_full);
    if (g_text_mode) {
        q = NULL;
        while (q == NULL) {
            printf("Restore which directory? --> ");
            mr_getline(q, stdin);
        }
        toggle_path_selection(filelist, q, TRUE);
        if (strlen(q) == 0) {
            res = 1;
        } else {
            res = 0;
        }
        mr_free(q);
    } else {
        res = edit_filelist(filelist);
    }
    if (res) {
        log_msg(2, "User hit 'cancel'. Freeing filelist and aborting.");
        free_filelist(filelist);
        return (NULL);
    }
    ask_about_these_imagedevs(g_filelist_imagedevs, g_imagedevs_restthese);
    close_evalcall_form();

    // NB: It's not necessary to add g_biggielist_txt to the filelist.full
    // file. The filelist.full file already contains the filename of EVERY
    // file backed up - regular and biggie files.

    // However, we do want to make sure the imagedevs selected by the user
    // are flagged for restoring.
    if (length_of_file(g_imagedevs_restthese) > 2) {
        add_list_of_files_to_filelist(filelist, g_imagedevs_restthese,
                                      TRUE);
    }

    return (filelist);
}

/**************************************************************************
 *END_ PROCESS_FILELIST_AND_BIGGIELIST                                    *
 **************************************************************************/




/**
 * Make a backup copy of <tt>path_root</tt>/<tt>filename</tt>.
 * The backup filename is the filename of the original with ".pristine" added.
 * @param path_root The place where the filesystem is mounted (e.g. MNT_RESTORING).
 * @param filename The filename (absolute path) within @p path_root.
 * @return 0 for success, nonzero for failure.
 */
int backup_crucial_file(char *path_root, char *filename)
{
    char *tmp = NULL;
    char *command = NULL;
    int res;

    assert(path_root != NULL);
    assert_string_is_neither_NULL_nor_zerolength(filename);

    mr_asprintf(tmp, "%s/%s", path_root, filename);
    mr_asprintf(command, "cp -f %s %s.pristine", tmp, tmp);
    mr_free(tmp);

    res = run_program_and_log_output(command, 5);
    mr_free(command);
    return (res);
}

void offer_to_make_initrd() {

if (bkpinfo->restore_mode != nuke) {
    if (ask_me_yes_or_no
        ("You will now be able to re-generate your initrd.\nThis is especially useful if you changed of hardware configuration, cloned, made P2V, used multipath...\nDo you need to do it ?")) {
        log_msg(1,"Launching shell for manual initrd recreation");
        if (does_file_exist(MNT_RESTORING"/etc/arch-release")) {
            popup_and_OK("You'll now be chrooted under your future / partition.\nEdit /etc/mkinitcpio.conf if needed and rebuild your initrd with the kernel preset name e.g.\nmkinitcpio -p kernel26\nThen type exit to finish.\n");
        } else {
            popup_and_OK("You'll now be chrooted under your future / partition.\nGo under /boot and rebuild your init(rd|ramfs) with\nmkinitrd -f -v initrd-2.x.y.img 2.x.y e.g.\nor initramfs, dracut, ... Then type exit to finish.");
        }
        mvaddstr_and_log_it(g_currentY, 0, "Modifying initrd...");
        if (!g_text_mode) {
            newtSuspend();
        }
        paranoid_system("chroot " MNT_RESTORING);
        if (!g_text_mode) {
            newtResume();
        }
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    } else {
        return;
    }
} else {
    log_to_screen("Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
    log_msg(1,"Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
}
}


/**
 * Install the user's boot loader in the MBR.
 * Currently LILO, ELILO, GRUB, RAW (dd of MBR), and the FreeBSD bootloader are supported.
 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
 * @return 0 for success, nonzero for failure.
 */
int run_boot_loader(bool offer_to_hack_scripts)
{
    int res;
    int retval = 0;

  /** malloc *******/
    char *device = NULL;
    char *disk = NULL;
    char *name = NULL;
    char *type = NULL;
    char *cmd = NULL;

    malloc_string(device);
    malloc_string(name);
    malloc_string(type);

    /* In order to have a working bootloader, we need to have all devices
     * ready in the chroot. If they are not there (udev) then copy them from
     * the current /dev location 
     */
    mr_asprintf(cmd,"tar cf - /dev | ( cd %s ; tar xf - )",MNT_RESTORING);
    run_program_and_log_output(cmd, 3);
    mr_free(cmd);

    backup_crucial_file(MNT_RESTORING, "/etc/fstab");
    backup_crucial_file(MNT_RESTORING, "/boot/grub/menu.lst");
    backup_crucial_file(MNT_RESTORING, "/boot/grub/grub.cfg");
    backup_crucial_file(MNT_RESTORING, "/boot/grub2/grub.cfg");
    backup_crucial_file(MNT_RESTORING, "/etc/lilo.conf");
    backup_crucial_file(MNT_RESTORING, "/etc/elilo.conf");
    backup_crucial_file(MNT_RESTORING, "/boot/grub/device.map");
    backup_crucial_file(MNT_RESTORING, "/boot/grub2/device.map");
    backup_crucial_file(MNT_RESTORING, "/etc/mtab");
    read_cfg_var(g_mondo_cfg_file, "bootloader.device", device);
    read_cfg_var(g_mondo_cfg_file, "bootloader.name", name);
    read_cfg_var(g_mondo_cfg_file, "boot-type", type);
    log_msg(2, "run_boot_loader: device='%s', name='%s', type='%s'", device, name, type);
    sync();

    offer_to_make_initrd();

    disk = truncate_to_drive_name(device);
    if (strcmp(type,"BIOS") == 0) {
        // Force installation of a MBR bootloader brought by mindi on the disk
        // in case none was available and we then start from a partition
        log_msg(2, "Reinstalling mbr.bin on %s", disk);
        mr_system("dd bs=440 count=1 conv=notrunc if=/tmp/mbr.bin of=%s &> /dev/null",disk);
    } else {
        // Same for GPT
        log_msg(2, "Reinstalling gptmbr.bin on %s", disk);
        mr_system("dd bs=440 count=1 conv=notrunc if=/tmp/gptmbr.bin of=%s &> /dev/null",disk);
    }

    // Now reinstall bootloader
    if (!strcmp(name, "LILO")) {
        res = run_lilo(offer_to_hack_scripts);
    } else if (!strcmp(name, "ELILO")) {
        res = run_elilo(offer_to_hack_scripts);
    } else if (!strcmp(name, "GRUB")) {
        res = run_grub(offer_to_hack_scripts, device);
    } else if (!strcmp(name, "RAW")) {
        res = run_raw_mbr(offer_to_hack_scripts, device);
    }
#ifdef __FreeBSD__
    else if (!strcmp(name, "BOOT0")) {
        mr_asprintf(tmp, "boot0cfg -B %s", device);
        res = run_program_and_log_output(tmp, FALSE);
        paranoid_free(tmp);
    } else {
        mr_asprintf(tmp, "ls /dev | grep -Eq '^%ss[1-4].*'", device);
        if (!system(tmp)) {
            mr_free(tmp);
            mr_asprintf(tmp, MNT_RESTORING "/sbin/fdisk -B %s", device);
            res = run_program_and_log_output(tmp, 3);
        } else {
            log_msg(1, "I'm not running any boot loader. You have a DD boot drive. It's already loaded up.");
        }
        mr_free(tmp);
    }
#else
    else {
        log_to_screen
            ("Unable to determine type of boot loader. Defaulting to LILO.");
        res = run_lilo(offer_to_hack_scripts);
    }
#endif
    retval += res;
    if (res) {
        log_to_screen("Your boot loader returned an error");
    } else {
        log_to_screen("Your boot loader ran OK");
    }
    paranoid_free(device);
    paranoid_free(name);
    return (retval);
}

/**************************************************************************
 *END_ RUN_BOOT_LOADER                                                    *
 **************************************************************************/



/**
 * Attempt to find the user's editor.
 * @return The editor found ("vi" if none could be found).
 * @note The returned string points to static storage that will be overwritten with each call.
 */
char *find_my_editor(void) {

    static char output[MAX_STR_LEN];
    if (find_home_of_exe("pico")) {
        strcpy(output, "pico");
    } else if (find_home_of_exe("nano")) {
        strcpy(output, "nano");
    } else if (find_home_of_exe("e3em")) {
        strcpy(output, "e3em");
    } else if (find_home_of_exe("e3vi")) {
        strcpy(output, "e3vi");
    } else {
        strcpy(output, "vi");
    }
    if (!find_home_of_exe(output)) {
        log_msg(2, " (find_my_editor) --- warning - %s not found", output);
    }
    return (output);
}


/**
 * Install GRUB on @p bd.
 * @param offer_to_run_stabgrub If TRUE, then offer to hack the user's fstab for them.
 * @param bd The boot device where GRUB is installed.
 * @return 0 for success, nonzero for failure.
 */
int run_grub(bool offer_to_run_stabgrub, char *bd)
{
  /** malloc **/
    char *command = NULL;
    char *boot_device = NULL;
    char *tmp = NULL;
    char *editor = NULL;

    bool done;
    int res = 0;        /*  FALSE */
    bool mntlistchg = FALSE;
    FILE *fin = NULL;

    malloc_string(boot_device);

    assert_string_is_neither_NULL_nor_zerolength(bd);
    strcpy(boot_device, bd);

    if (offer_to_run_stabgrub && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?")) {
        /* interactive mode */
        mvaddstr_and_log_it(g_currentY, 0, "Modifying fstab, mtab, device.map and menu.lst/grub.cfg, and running GRUB...");
        /*  Did we changed the mountlist ? If yes, then force editing conf files */
        if ((fin = fopen(MONDO_MNTLISTCHG, "r")) != NULL) {
            mntlistchg = TRUE;
        }
        for (done = FALSE; !done;) {
            popup_and_get_string("Boot device", "Please confirm/enter the boot device. If in doubt, try /dev/sda", boot_device, MAX_STR_LEN / 4);
            /*  Only try to adapt grub here first if the mountlist wasn't changed before */
            if (! mntlistchg) {
                mr_asprintf(command, "mr-stabgrub-me %s", boot_device);
                res = run_program_and_log_output(command, 1);
                mr_free(command);
            }

            if ((res) || (mntlistchg)) {
                if (res) {
                    popup_and_OK("GRUB installation failed. You will now edit fstab, mtab, device.map and menu.lst/grub.cfg in order to fix grub install");
                } else {
                    popup_and_OK("The mountlist was changed. You will now edit fstab, mtab, device.map and menu.lst/grub.cfg in order to fix grub install");
                }
                if (!g_text_mode) {
                    newtSuspend();
                }
                mr_asprintf(editor, "%s", find_my_editor());
                mr_asprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
                paranoid_system(tmp);
                mr_free(tmp);

                mr_asprintf(tmp, "chroot %s %s /etc/mtab", MNT_RESTORING, editor);
                paranoid_system(tmp);
                mr_free(tmp);
    
                if (does_file_exist(MNT_RESTORING"/boot/grub/menu.lst")) {
                    mr_asprintf(tmp, "chroot %s %s /boot/grub/menu.lst", MNT_RESTORING, editor);
                } else if (does_file_exist(MNT_RESTORING"/boot/grub/grub.cfg")) {
                    mr_asprintf(tmp, "chroot %s %s /boot/grub/grub.cfg", MNT_RESTORING, editor);
                } else if (does_file_exist(MNT_RESTORING"/boot/grub2/grub.cfg")) {
                    mr_asprintf(tmp, "chroot %s %s /boot/grub2/grub.cfg", MNT_RESTORING, editor);
                }
                paranoid_system(tmp);
                mr_free(tmp);
    
                if (does_file_exist(MNT_RESTORING"/boot/grub/device.map")) {
                    mr_asprintf(tmp, "chroot %s %s /boot/grub/device.map", MNT_RESTORING, editor);
                } else if (does_file_exist(MNT_RESTORING"/boot/grub2/device.map")) {
                    mr_asprintf(tmp, "chroot %s %s /boot/grub2/device.map", MNT_RESTORING, editor);
                }
                paranoid_system(tmp);
                mr_free(tmp);
                mr_free(editor);

                if (!g_text_mode) {
                    newtResume();
                }
                mr_asprintf(command, "mr-stabgrub-me %s", boot_device);
                res = run_program_and_log_output(command, 1);
                mr_free(command);

                if (res) {
                    popup_and_OK("GRUB installation failed. Please fix the conf files so that a manual install using 'grub-install' or similar command works. You are now chroot()'ed to your restored system. Please type 'exit' when you are done.");
                    newtSuspend();
                    paranoid_system("chroot " MNT_RESTORING);
                    newtResume();
                } else {
                    popup_and_OK("GRUB is now installed correctly");
                    done = TRUE;
                }
            } else {
                done = TRUE;
            }
        }
    } else {
        /* nuke mode */
        if (!run_program_and_log_output("which mr-grub", FALSE)) {
            log_msg(1, "Yay! mr-grub found...");
            mr_asprintf(command, "mr-grub %s /"MOUNTLIST_FNAME_STUB, boot_device);
            log_msg(1, "command = %s", command);
        } else {
            // Or grub2-install
            mr_asprintf(command, "chroot " MNT_RESTORING " grub-install %s", boot_device);
            log_msg(1, "WARNING - mr-grub not found; using grub-install");
        }
        mvaddstr_and_log_it(g_currentY, 0, "Running GRUB...                                                 ");
        log_it("%s",command);
        res = run_program_and_log_output(command, 1);
        mr_free(command);

        if (res) {
            popup_and_OK("Because of bugs in GRUB's own installer, GRUB was not installed properly. Please install the boot loader manually now, using this chroot()'ed shell prompt. Type 'exit' when you have finished.");
            newtSuspend();
            paranoid_system("chroot " MNT_RESTORING);
            newtResume();
        }
    }
    if (res) {
        mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
        log_to_screen
            ("GRUB ran w/error(s). See %s for more info.", MONDO_LOGFILE);
        log_msg(1, "Type:-");
        log_msg(1, "    mr-mount-me");
        log_msg(1, "    chroot " MNT_RESTORING);
        log_msg(1, "    mount /boot if needed");
        log_msg(1, "    grub-install '(hd0)'");
        log_msg(1, "    exit");
        log_msg(1, "    mr-unmount-me");
        log_msg(1,
                "If you're really stuck, please e-mail the mailing list.");
    } else {
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    }
    paranoid_free(boot_device);

    return (res);
}

/**************************************************************************
 *END_RUN_GRUB                                                            *
 **************************************************************************/


/**
 * Install ELILO on the user's boot drive (determined by elilo.conf).
 * @param offer_to_run_stabelilo If TRUE, then offer to hack the user's fstab for them.
 * @return 0 for success, nonzero for failure.
 */
int run_elilo(bool offer_to_run_stabelilo)
{
  /** malloc **/
    char *command = NULL;
    char *tmp = NULL;
    char *editor = NULL;

    int res;
    int done;

    if (offer_to_run_stabelilo
        && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))

        /* interactive mode */
    {
        mvaddstr_and_log_it(g_currentY,
                            0,
                            "Modifying fstab and elilo.conf...                             ");
        mr_asprintf(command, "mr-stabelilo-me");
        res = run_program_and_log_output(command, 3);
        mr_free(command);

        if (res) {
            popup_and_OK
                ("You will now edit fstab and elilo.conf, to make sure they match your new mountlist.");
            for (done = FALSE; !done;) {
                if (!g_text_mode) {
                    newtSuspend();
                }
                mr_asprintf(editor, "%s", find_my_editor());

                mr_asprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
                paranoid_system(tmp);
                mr_free(tmp);

                mr_asprintf(tmp, "chroot %s %s /etc/elilo.conf", MNT_RESTORING, editor);
                paranoid_system(tmp);
                mr_free(tmp);
                mr_free(editor);

                if (!g_text_mode) {
                    newtResume();
                }
//              newtCls();
                if (ask_me_yes_or_no("Edit them again?")) {
                    continue;
                }
                done = TRUE;
            }
        } else {
            log_to_screen("elilo.conf and fstab were modified OK");
        }
    } else
        /* nuke mode */
    {
        res = TRUE;
    }
    return (res);
}

/**************************************************************************
 *END_RUN_ELILO                                                            *
 **************************************************************************/


/**
 * Install LILO on the user's boot drive (determined by /etc/lilo.conf).
 * @param offer_to_run_stablilo If TRUE, then offer to hack the user's fstab for them.
 * @return 0 for success, nonzero for failure.
 */
int run_lilo(bool offer_to_run_stablilo)
{
  /** malloc **/
    char *command = NULL;
    char *tmp = NULL;
    char *editor = NULL;

    int res;
    int done;
    bool run_lilo_M = FALSE;

    if (!run_program_and_log_output
        ("grep \"boot.*=.*/dev/md\" " MNT_RESTORING "/etc/lilo.conf", 1)) {
        run_lilo_M = TRUE;
    }

    if (offer_to_run_stablilo
        && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))

        /* interactive mode */
    {
        mvaddstr_and_log_it(g_currentY,
                            0,
                            "Modifying fstab and lilo.conf, and running LILO...                             ");
        mr_asprintf(command, "mr-stablilo-me");
        res = run_program_and_log_output(command, 3);
        mr_free(command);

        if (res) {
            popup_and_OK
                ("You will now edit fstab and lilo.conf, to make sure they match your new mountlist.");
            for (done = FALSE; !done;) {
                if (!g_text_mode) {
                    newtSuspend();
                }
                mr_asprintf(editor, "%s", find_my_editor());

                mr_asprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
                paranoid_system(tmp);
                mr_free(tmp);

                mr_asprintf(tmp, "%s " MNT_RESTORING "/etc/lilo.conf", editor);
                paranoid_system(tmp);
                mr_free(tmp);
                mr_free(editor);

                if (!g_text_mode) {
                    newtResume();
                }
//              newtCls();
                if (ask_me_yes_or_no("Edit them again?")) {
                    continue;
                }
                res =
                    run_program_and_log_output("chroot " MNT_RESTORING
                                               " lilo -L", 3);
                if (res) {
                    res =
                        run_program_and_log_output("chroot " MNT_RESTORING
                                                   " lilo", 3);
                }
                if (res) {
                    done =
                        ask_me_yes_or_no
                        ("LILO failed. Re-edit system files?");
                } else {
                    done = TRUE;
                }
            }
        } else {
            log_to_screen("lilo.conf and fstab were modified OK");
        }
    } else
        /* nuke mode */
    {
        mvaddstr_and_log_it(g_currentY,
                            0,
                            "Running LILO...                                                 ");
        res =
            run_program_and_log_output("chroot " MNT_RESTORING " lilo -L",
                                       3);
        if (res) {
            res =
                run_program_and_log_output("chroot " MNT_RESTORING " lilo",
                                           3);
        }
        if (res) {
            mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
            log_to_screen
                ("Failed to re-jig fstab and/or lilo. Edit/run manually, please.");
        } else {
            mvaddstr_and_log_it(g_currentY++, 74, "Done.");
        }
    }
    if (run_lilo_M) {
        run_program_and_log_output("chroot " MNT_RESTORING
                                   " lilo -M /dev/hda", 3);
        run_program_and_log_output("chroot " MNT_RESTORING
                                   " lilo -M /dev/sda", 3);
    }
    return (res);
}

/**************************************************************************
 *END_RUN_LILO                                                            *
 **************************************************************************/


/**
 * Install a raw MBR onto @p bd.
 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
 * @param bd The device to copy the stored MBR to.
 * @return 0 for success, nonzero for failure.
 */
int run_raw_mbr(bool offer_to_hack_scripts, char *bd)
{
  /** malloc **/
    char *command = NULL;
    char *boot_device = NULL;
    char *tmp = NULL;
    char *editor;
    int res;
    int done;

    malloc_string(boot_device);
    assert_string_is_neither_NULL_nor_zerolength(bd);

    strcpy(boot_device, bd);

    if (offer_to_hack_scripts
        && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?")) {
        /* interactive mode */
        mvaddstr_and_log_it(g_currentY, 0, "Modifying fstab and restoring MBR...                           ");
        for (done = FALSE; !done;) {
            if (!run_program_and_log_output("which vi", FALSE)) {
                popup_and_OK("You will now edit fstab");
                if (!g_text_mode) {
                    newtSuspend();
                }
                mr_asprintf(editor, "%s", find_my_editor());
                mr_asprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
                mr_free(editor);

                paranoid_system(tmp);
                mr_free(tmp);
                if (!g_text_mode) {
                    newtResume();
                }
            }
            popup_and_get_string("Boot device", "Please confirm/enter the boot device. If in doubt, try /dev/hda", boot_device, MAX_STR_LEN / 4);
            mr_asprintf(command, "mr-stabraw-me %s", boot_device);
            res = run_program_and_log_output(command, 3);
            mr_free(command);

            if (res) {
                done = ask_me_yes_or_no("Modifications failed. Re-try?");
            } else {
                done = TRUE;
            }
        }
    } else {
        /* nuke mode */
        mr_asprintf(command, "mr-raw %s /"MOUNTLIST_FNAME_STUB, boot_device);
        log_msg(2, "run_raw_mbr() --- command='%s'", command);

        mvaddstr_and_log_it(g_currentY, 0, "Restoring MBR...                                               ");
        res = run_program_and_log_output(command, 3);
        mr_free(command);
    }
    if (res) {
        mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
        log_to_screen("MBR+fstab processed w/error(s). See %s for more info.", MONDO_LOGFILE);
    } else {
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    }
    paranoid_free(boot_device);
    return (res);
}

/**************************************************************************
 *END_RUN_RAW_MBR                                                         *
 **************************************************************************/



/**
 * malloc() and set sensible defaults for the mondorestore filename variables.
 * @param bkpinfo The backup information structure. Fields used:
 * - @c bkpinfo->tmpdir
 * - @c bkpinfo->disaster_recovery
 */
void setup_MR_global_filenames()
{
    assert(bkpinfo != NULL);

    malloc_string(g_biggielist_txt);
    malloc_string(g_filelist_full);
    malloc_string(g_filelist_imagedevs);
    malloc_string(g_imagedevs_restthese);
    malloc_string(g_mondo_cfg_file);
    malloc_string(g_mountlist_fname);
    malloc_string(g_mondo_home);
    malloc_string(g_isodir_device);
    malloc_string(g_isodir_format);

    sprintf(g_biggielist_txt, "%s/%s", bkpinfo->tmpdir, BIGGIELIST_TXT_STUB);
    sprintf(g_filelist_full, "%s/%s", bkpinfo->tmpdir, FILELIST_FULL_STUB);
    sprintf(g_filelist_imagedevs, "%s/tmp/filelist.imagedevs", bkpinfo->tmpdir);
//  sprintf(g_imagedevs_pot, "%s/tmp/imagedevs.pot", bkpinfo->tmpdir);
    sprintf(g_imagedevs_restthese, "%s/tmp/imagedevs.restore-these",
            bkpinfo->tmpdir);
    if (bkpinfo->disaster_recovery) {
        sprintf(g_mondo_cfg_file, "/%s", MONDO_CFG_FILE_STUB);
        sprintf(g_mountlist_fname, "/%s", MOUNTLIST_FNAME_STUB);
    } else {
        sprintf(g_mondo_cfg_file, "%s/%s", bkpinfo->tmpdir, MONDO_CFG_FILE_STUB);
        sprintf(g_mountlist_fname, "%s/%s", bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
    }
}

/**************************************************************************
 *END_SET_GLOBAL_FILENAME                                                 *
 **************************************************************************/


/**
 * Copy @p input_file (containing the result of a compare) to @p output_file,
 * deleting spurious "changes" along the way.
 * @param output_file The output file to write with spurious changes removed.
 * @param input_file The input file, a list of changed files created by a compare.
 */
void streamline_changes_file(char *output_file, char *input_file)
{
    FILE *fin;
    FILE *fout;
    char *incoming = NULL;

    assert_string_is_neither_NULL_nor_zerolength(output_file);
    assert_string_is_neither_NULL_nor_zerolength(input_file);

    if (!(fin = fopen(input_file, "r"))) {
        log_OS_error(input_file);
        return;
    }
    if (!(fout = fopen(output_file, "w"))) {
        fatal_error("cannot open output_file");
    }
    for (mr_getline(incoming, fin); !feof(fin); mr_getline(incoming, fin)) {
        if (strncmp(incoming, "etc/adjtime", 11)
            && strncmp(incoming, "etc/mtab", 8)
            && strncmp(incoming, "tmp/", 4)
            && strncmp(incoming, "boot/map", 8)
            && !strstr(incoming, "incheckentry")
            && strncmp(incoming, "etc/mail/statistics", 19)
            && strncmp(incoming, "var/", 4))
            fprintf(fout, "%s", incoming);  /* don't need \n here, for some reason.. */
        mr_free(incoming);
    }
    mr_free(incoming);
    paranoid_fclose(fout);
    paranoid_fclose(fin);
}

/**************************************************************************
 *END_STREAMLINE_CHANGES_FILE                                             *
 **************************************************************************/


/**
 * Give the user twenty seconds to press Ctrl-Alt-Del before we nuke their drives.
 */
void twenty_seconds_til_yikes()
{
    int i;
    /* MALLOC * */
    char *tmp = NULL;

    if (does_file_exist("/tmp/NOPAUSE")) {
        return;
    }
    open_progress_form("CAUTION",
                       "Be advised: I am about to ERASE your hard disk(s)!",
                       "You may press Ctrl+Alt+Del to abort safely.",
                       "", 20);
    for (i = 0; i < 20; i++) {
        g_current_progress = i;
        mr_asprintf(tmp, "You have %d seconds left to abort.", 20 - i);
        update_progress_form(tmp);
        mr_free(tmp);
        sleep(1);
    }
    close_progress_form();
}

/**************************************************************************
 *END_TWENTY_SECONDS_TIL_YIKES                                            *
 **************************************************************************/


/**
 * Unmount all devices in @p p_external_copy_of_mountlist.
 * @param p_external_copy_of_mountlist The mountlist to guide the devices to unmount.
 * @return 0 for success, nonzero for failure.
 */
int unmount_all_devices(struct mountlist_itself
                        *p_external_copy_of_mountlist)
{
    struct mountlist_itself *mountlist;
    int retval = 0, lino, res = 0, i;
    char *command = NULL;
    char *tmp = NULL;

    assert(p_external_copy_of_mountlist != NULL);

    mountlist = malloc(sizeof(struct mountlist_itself));
    memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist, sizeof(struct mountlist_itself));
    sort_mountlist_by_mountpoint(mountlist, 0);

    run_program_and_log_output("df -m -P -T", 3);
    mvaddstr_and_log_it(g_currentY, 0, "Unmounting devices      ");
    open_progress_form("Unmounting devices", "Unmounting all devices that were mounted,", "in preparation for the post-restoration reboot.", "", mountlist->entries);
    if (chdir("/")) {
        // FIXME
    }
    for (i = 0; i < 10 && run_program_and_log_output("ps | grep buffer | grep -v \"grep buffer\"", TRUE) == 0; i++) {
        sleep(1);
        log_msg(2, "Waiting for buffer() to finish");
    }

    sync();

    /* after that what is logged is not copied on disk, typically the result of labelling */
    mr_asprintf(tmp, "cp -f %s " MNT_RESTORING "/var/log", MONDO_LOGFILE);
    if (run_program_and_log_output(tmp, FALSE)) {
        log_msg(1, "Error. Failed to copy log to the machine's /var/log dir. (Mounted read-only?)");
    }
    paranoid_free(tmp);
    if (does_file_exist("/tmp/DUMBASS-GENTOO")) {
        run_program_and_log_output("mkdir -p " MNT_RESTORING "/mnt/.boot.d", 5);
    }

    /* Unmounting the local /proc and /sys first */
    run_program_and_log_output("umount -d " MNT_RESTORING "/proc",3);
    run_program_and_log_output("umount -d " MNT_RESTORING "/sys",3);

    /*  Unmounting potential btrfs subvolumes */
    if (does_file_exist("/tmp/umount-btrfs-subvol")) {
        run_program_and_log_output("/tmp/umount-btrfs-subvol",3);
    }

    for (lino = mountlist->entries - 1; lino >= 0; lino--) {
        if (!strcmp(mountlist->el[lino].mountpoint, "lvm")) {
            continue;
        }
        mr_asprintf(tmp, "Unmounting device %s  ", mountlist->el[lino].device);
        update_progress_form(tmp);

        //TODO: this should be done in a certain order normally if there are cascading mount
        if (is_this_device_mounted(mountlist->el[lino].device)) {
            if (!strcmp(mountlist->el[lino].mountpoint, "swap")) {
                mr_asprintf(command, "swapoff %s", mountlist->el[lino].device);
            } else {
                if (!strcmp(mountlist->el[lino].mountpoint, "/1")) {
                    mr_asprintf(command, "umount -d %s/", MNT_RESTORING);
                    log_msg(3,
                            "Well, I know a certain kitty-kitty who'll be sleeping with Mommy tonight...");
                } else {
                    mr_asprintf(command, "umount -d " MNT_RESTORING "%s", mountlist->el[lino].mountpoint);

                    /* To support latest Ubuntu where /var is a separate FS 
                     * Cf: http://linux.derkeiler.com/Mailing-Lists/Ubuntu/2007-04/msg01319.html 
                     * we need to create some dirs under the real / before unmounting it */
                    if (!strcmp(mountlist->el[lino].mountpoint, "/")) {
                        run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/lock", FALSE);
                        run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/run", FALSE);
                    }
                }
            }
            log_msg(10, "The 'umount' command is '%s'", command);
            res = run_program_and_log_output(command, 3);
            mr_free(command);
        } else {
            mr_strcat(tmp, "...not mounted anyway :-) OK");
            res = 0;
        }
        g_current_progress++;
        if (res) {
            mr_strcat(tmp, "...Failed");
            retval++;
            log_to_screen(tmp);
        } else {
            log_msg(2, tmp);
        }
        paranoid_free(tmp);
    }
    close_progress_form();
    if (retval) {
        mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
    } else {
        mvaddstr_and_log_it(g_currentY++, 74, "Done.");
    }
    if (retval) {
        log_to_screen("Unable to unmount some of your partitions.");
    } else {
        log_to_screen("All partitions were unmounted OK.");
    }
    mr_asprintf(command, "mount");
    log_msg(4, "mount result after unmounting all FS", command);
    (void)run_program_and_log_output(command, 3);
    mr_free(command);
    free(mountlist);
    return (retval);
}

/**************************************************************************
 *END_UNMOUNT_ALL_DEVICES                                                 *
 **************************************************************************/

/**
 * Extract mondorestore.cfg and the mountlist from the tape inserted
 * to the ./tmp/ directory.
 * @param dev The tape device to read from.
 * @return 0 for success, nonzero for failure.
 */
int extract_cfg_file_and_mountlist_from_tape_dev(char *dev)
{
    char *command = NULL;
    int res = 0;

    if (bkpinfo->use_obdr) {
        skip_obdr();
    } else {
        // TODO: below 32KB seems to block at least on RHAS 2.1 and MDK 10.0
        set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
    }

    mr_asprintf(command, "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx ./%s ./%s ./%s ./%s ./%s", dev, bkpinfo->internal_tape_block_size, 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size, MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
    log_msg(2, "command = '%s'", command);
    res = run_program_and_log_output(command, -1);
    mr_free(command);

    if (res != 0) {
        if (does_file_exist(MONDO_CFG_FILE_STUB)) {
            res = 0;
        } else {
            /* Doing that allow us to remain compatible with pre-2.2.5 versions */
            log_msg(2, "pre-2.2.4 compatible mode on");
            mr_asprintf(command,    "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx %s %s %s %s %s", dev, bkpinfo->internal_tape_block_size, 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size, MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
            log_msg(2, "command = '%s'", command);
            res = run_program_and_log_output(command, -1);
            mr_free(command);
            if ((res != 0) && (does_file_exist(MONDO_CFG_FILE_STUB))) {
                res = 0;
            }
        }
    }
    paranoid_free(command);
    return (res);
}


/**
 * Get the configuration file from the tape, or CD.
 * @param bkpinfo The backup information structure. Fields used:
 * - @c bkpinfo->backup_media_type
 * - @c bkpinfo->media_device
 * - @c bkpinfo->tmpdir
 * @return 0 for success, nonzero for failure.
 */
int get_cfg_file_from_archive()
{
    int retval = 0;

   /** malloc *****/
    char *command = NULL;
    char *cfg_file = NULL;
    char *tmp = NULL;
    char *tmp1 = NULL;
    char *mountpt = NULL;
    char *mountlist_file = NULL;
    bool extract_mountlist_stub = FALSE;
    bool extract_i_want_my_lvm = FALSE;

    bool try_plan_B;

    assert(bkpinfo != NULL);
    log_msg(2, "gcffa --- starting");
    log_to_screen("I'm thinking...");
    mr_asprintf(mountpt, "%s/mount.bootdisk", bkpinfo->tmpdir);
    if (chdir(bkpinfo->tmpdir)) {
        // FIXME
    }
    mr_asprintf(cfg_file, "%s", MONDO_CFG_FILE_STUB);
    unlink(cfg_file);           // cfg_file[] is missing the '/' at the start, FYI, by intent
    mr_free(cfg_file);

    unlink(FILELIST_FULL_STUB);
    unlink(BIGGIELIST_TXT_STUB);
    mr_asprintf(command, "mkdir -p %s", mountpt);
    run_program_and_log_output(command, FALSE);
    mr_free(command);

    mr_asprintf(cfg_file, "%s/%s", bkpinfo->tmpdir, MONDO_CFG_FILE_STUB);
    mr_asprintf(mountlist_file, "%s/%s", bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
    log_msg(2, "mountpt = %s; cfg_file=%s", mountpt, cfg_file);
    mr_free(mountpt);

    if (!does_file_exist(cfg_file)) {
        log_msg(2, "gcffa --- we don't have cfg file yet.");
        if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
            try_plan_B = TRUE;
        } else {
            log_msg(2, "gcffa --- calling mount_media now :)");
            if (!mount_media()) {
                log_msg(2, "gcffa --- managed to mount CD; so, no need for Plan B");
                try_plan_B = FALSE;
            } else {
                try_plan_B = TRUE;
            }
            if (what_number_cd_is_this() > 1) {
                insist_on_this_cd_number((g_current_media_number = 1));
            }
        }
        if (try_plan_B) {
            log_msg(2, "gcffa --- OK, switching to Plan B");
            if (chdir(bkpinfo->tmpdir)) {
                // FIXME
            }
            run_program_and_log_output("mkdir -p tmp", FALSE);

            if (bkpinfo->media_device == NULL) {
                mr_asprintf(bkpinfo->media_device, "%s", "/dev/st0");
                log_msg(2, "media_device is blank; assuming %s", bkpinfo->media_device);
            }
            mr_asprintf(tmp, "%s", bkpinfo->media_device);
            if (extract_cfg_file_and_mountlist_from_tape_dev(bkpinfo->media_device)) {
                mr_free(bkpinfo->media_device);
                mr_asprintf(bkpinfo->media_device, "%s", "/dev/st0");
                if (extract_cfg_file_and_mountlist_from_tape_dev(bkpinfo->media_device)) {
                    mr_free(bkpinfo->media_device);
                    mr_asprintf(bkpinfo->media_device, "%s", "/dev/osst0");
                    if (extract_cfg_file_and_mountlist_from_tape_dev(bkpinfo->media_device)) {
                        mr_free(bkpinfo->media_device);
                        mr_asprintf(bkpinfo->media_device, "%s", "/dev/ht0");
                        if (extract_cfg_file_and_mountlist_from_tape_dev(bkpinfo->media_device)) {
                            log_msg(3, "I tried lots of devices but none worked.");
                            mr_free(bkpinfo->media_device);
                        }
                    }
                }
            }
            if (bkpinfo->media_device == NULL) {
                bkpinfo->media_device = tmp;
            } else {
                mr_free(tmp);
            }

            if (!does_file_exist("tmp/mondorestore.cfg")) {
                log_to_screen("Cannot find config info on media");
                return (1);
            }
        } else {
                if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
                    extract_mountlist_stub = FALSE;
                } else {
                    extract_mountlist_stub = TRUE;
                }
                if (does_file_exist("/"IWANTMYLVM_STUB)) {
                    extract_i_want_my_lvm = FALSE;
                } else {
                    extract_i_want_my_lvm = TRUE;
                }

                log_msg(2, "gcffa --- Plan B, a.k.a. untarring some file from all.tar.gz");
                mr_asprintf(command, "tar -zxvf " MNT_CDROM "/images/all.tar.gz ./%s ./%s ./%s ./%s ./%s", MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);    // add -b TAPE_BLOCK_SIZE if you _really_ think it's necessary
                run_program_and_log_output(command, TRUE);
                mr_free(command);

                if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
                    /* Doing that allow us to remain compatible with pre-2.2.5 versions */
                    log_msg(2, "pre-2.2.4 compatible mode on");
                    mr_asprintf(command, "tar -zxvf " MNT_CDROM "/images/all.tar.gz %s %s %s %s %s", MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);  // add -b TAPE_BLOCK_SIZE if you _really_ think it's necessary
                    run_program_and_log_output(command, TRUE);
                    mr_free(command);
                    if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
                        fatal_error
                            ("Please reinsert the disk/CD and try again.");
                    }
                }
        }
    }
    if (does_file_exist(MONDO_CFG_FILE_STUB)) {
        log_msg(1, "gcffa --- great! We've got the config file");
        tmp1 = call_program_and_get_last_line_of_output("pwd");
        mr_asprintf(tmp, "%s/%s", tmp1, MONDO_CFG_FILE_STUB);
        mr_asprintf(command, "cp -f %s %s", tmp, cfg_file);
        log_it("%s",command);
        if (strcmp(tmp, cfg_file) && run_program_and_log_output(command, 1)) {
            log_msg(1,
                    "... but an error occurred when I tried to move it to %s",
                    cfg_file);
        } else {
            log_msg(1, "... and I moved it successfully to %s", cfg_file);
        }
        mr_free(command);

        mr_asprintf(command, "cp -f %s/%s %s", tmp1, MOUNTLIST_FNAME_STUB, mountlist_file);
        mr_free(tmp1);
        log_it("%s",command);
        if (extract_mountlist_stub) {
            if (strcmp(tmp, cfg_file) && run_program_and_log_output(command, 1)) {
                log_msg(1, "Failed to get mountlist");
            } else {
                log_msg(1, "Got mountlist too");
                mr_free(command);
                mr_asprintf(command, "cp -f %s %s", mountlist_file, g_mountlist_fname);
                if (run_program_and_log_output(command, 1)) {
                    log_msg(1, "Failed to copy mountlist to /tmp");
                } else {
                    log_msg(1, "Copied mountlist to /tmp as well OK");
                    mr_free(command);
                    mr_asprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
                    run_program_and_log_output(command, 1);
                }
            }
        }
        mr_free(command);
        mr_free(tmp);
    }

    run_program_and_log_output("umount -d " MNT_CDROM, FALSE);
    if (!does_file_exist(cfg_file)) {
        log_it("%s",cfg_file);
        log_msg(1, "%s not found", cfg_file);
        log_to_screen("Oh dear. Unable to recover configuration file from boot disk");
        return (1);
    }

    log_to_screen("Recovered mondorestore.cfg");
    if (!does_file_exist(MOUNTLIST_FNAME_STUB)) {
        log_to_screen("...but not mountlist.txt - a pity, really...");
    } else {
            /* Is this code really useful ??? */
        if (extract_mountlist_stub) {
            mr_asprintf(command, "cp -f %s %s/%s", MOUNTLIST_FNAME_STUB, bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
            run_program_and_log_output(command, FALSE);
            mr_free(command);
        }
    }

    mr_asprintf(command, "cp -f %s /%s", cfg_file, MONDO_CFG_FILE_STUB);
    mr_free(cfg_file);

    run_program_and_log_output(command, FALSE);
    mr_free(command);

    if (extract_mountlist_stub) {
        mr_asprintf(command, "cp -f %s /%s", mountlist_file, MOUNTLIST_FNAME_STUB);
        run_program_and_log_output(command, FALSE);
        mr_free(command);
    }
    mr_free(mountlist_file);

    mr_asprintf(command, "cp -f etc/raidtab /etc/");
    run_program_and_log_output(command, FALSE);
    mr_free(command);

    if (extract_i_want_my_lvm) {
        mr_asprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
        run_program_and_log_output(command, FALSE);
        mr_free(command);
    }
    g_backup_media_type = bkpinfo->backup_media_type;
    return (retval);
}

/**************************************************************************
 *END_GET_CFG_FILE_FROM_ARCHIVE                                           *
 **************************************************************************/

/* @} - end restoreUtilityGroup */

void wait_until_software_raids_are_prepped(char *mdstat_file, int wait_for_percentage)
{
    struct raidlist_itself *raidlist;
    int unfinished_mdstat_devices = 9999;
    int i = 0;
    char *screen_message = NULL;

    raidlist = malloc(sizeof(struct raidlist_itself));

    assert(wait_for_percentage <= 100);
    log_it("wait_until_software_raids_are_prepped");
    while (unfinished_mdstat_devices > 0) {
            // FIXME: Prefix '/dev/' should really be dynamic!
        if (parse_mdstat(MDSTAT_FILE, raidlist, "/dev/")) {
            log_to_screen("Sorry, cannot read %s", MDSTAT_FILE);
            log_msg(1,"Sorry, cannot read %s", MDSTAT_FILE);
            return;
        }
        for (unfinished_mdstat_devices = 0; i <= raidlist->entries; i++) {
            if (raidlist->el[i].progress < wait_for_percentage) {
                unfinished_mdstat_devices++;
                if (raidlist->el[i].progress == -1) // delayed while another partition inits
                {
                    continue;
                }
                log_msg(1,"Sync'ing %s (i=%d)", raidlist->el[i].raid_device, i);
                mr_asprintf(screen_message, "Sync'ing %s", raidlist->el[i].raid_device);
                open_evalcall_form(screen_message);
                mr_free(screen_message);

                while (raidlist->el[i].progress < wait_for_percentage) {
                    log_msg(1,"Percentage sync'ed: %d", raidlist->el[i].progress);
                    update_evalcall_form(raidlist->el[i].progress);
                    sleep(2);
                    // FIXME: Prefix '/dev/' should really be dynamic!
                    if (parse_mdstat(MDSTAT_FILE, raidlist, "/dev/")) {
                        break;
                    }
                }
                close_evalcall_form();
            }
        }
    }
    paranoid_free(raidlist);
}