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/*
* The new sysinstall program.
*
* This is probably the last attempt in the `sysinstall' line, the next
* generation being slated to essentially a complete rewrite.
*
* $FreeBSD$
*
* Copyright (c) 1995
* Jordan Hubbard. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer,
* verbatim and that no modifications are made prior to this
* point in the file.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL JORDAN HUBBARD OR HIS PETS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
/* These routines deal with getting things off of tape media */
#include "sysinstall.h"
#include <sys/fcntl.h>
#include <sys/param.h>
static Boolean tapeInitted;
char *
mediaTapeBlocksize(void)
{
char *cp = variable_get(VAR_TAPE_BLOCKSIZE);
return cp ? cp : DEFAULT_TAPE_BLOCKSIZE;
}
Boolean
mediaInitTape(Device *dev)
{
int i;
if (tapeInitted)
return TRUE;
msgDebug("Tape init routine called for %s (private dir is %s)\n", dev->name, dev->private);
Mkdir(dev->private);
if (chdir(dev->private))
return FALSE;
/* We know the tape is already in the drive, so go for it */
msgNotify("Attempting to extract from %s...", dev->description);
if (!strcmp(dev->name, "rft0"))
i = vsystem("ft | cpio -idum %s --block-size %s", cpioVerbosity(), mediaTapeBlocksize());
else
i = vsystem("cpio -idum %s --block-size %s -I %s", cpioVerbosity(), mediaTapeBlocksize(), dev->devname);
if (!i) {
tapeInitted = TRUE;
msgDebug("Tape initialized successfully.\n");
return TRUE;
}
else
msgConfirm("Tape extract command failed with status %d!", i);
return FALSE;
}
FILE *
mediaGetTape(Device *dev, char *file, Boolean probe)
{
char buf[PATH_MAX];
FILE *fp;
sprintf(buf, "%s/%s", (char *)dev->private, file);
if (isDebug())
msgDebug("Request for %s from tape (looking in %s)\n", file, buf);
if (file_readable(buf))
fp = fopen(buf, "r");
else {
sprintf(buf, "%s/dists/%s", (char *)dev->private, file);
fp = fopen(buf, "r");
}
/* Nuke the files behind us to save space */
if (fp)
unlink(buf);
return fp;
}
void
mediaShutdownTape(Device *dev)
{
if (!tapeInitted)
return;
msgDebug("Shutdown of tape device - %s will be cleaned\n", dev->private);
if (file_readable(dev->private)) {
msgNotify("Cleaning up results of tape extract..");
(void)vsystem("rm -rf %s", (char *)dev->private);
}
tapeInitted = FALSE;
}
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