284 lines
8.6 KiB
C
284 lines
8.6 KiB
C
/*
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* The new sysinstall program.
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*
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* This is probably the last program in the `sysinstall' line - the next
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* generation being essentially a complete rewrite.
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*
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* $Id: install.c,v 1.25 1995/05/18 16:53:52 jkh Exp $
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*
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* Copyright (c) 1995
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* Jordan Hubbard. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* verbatim and that no modifications are made prior to this
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* point in the file.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Jordan Hubbard
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* for the FreeBSD Project.
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* 4. The name of Jordan Hubbard or the FreeBSD project may not be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL JORDAN HUBBARD OR HIS PETS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include "sysinstall.h"
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#include <sys/disklabel.h>
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#include <sys/errno.h>
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#include <sys/fcntl.h>
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#include <unistd.h>
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Boolean SystemWasInstalled;
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static void make_filesystems(void);
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static void cpio_extract(void);
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static void install_configuration_files(void);
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static void do_final_setup(void);
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static Boolean
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preInstallCheck(void)
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{
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if (!getenv(DISK_PARTITIONED)) {
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msgConfirm("You need to partition your disk before you can proceed with\nthe installation.");
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return FALSE;
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}
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if (!getenv(DISK_LABELLED)) {
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msgConfirm("You need to assign disk labels before you can proceed with\nthe installation.");
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return FALSE;
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}
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if (!Dists) {
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msgConfirm("You haven't told me what distributions to load yet!\nPlease select a distribution from the Distributions menu.");
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return FALSE;
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}
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if (!mediaVerify())
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return FALSE;
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return TRUE;
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}
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int
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installCommit(char *str)
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{
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extern u_char boot1[], boot2[];
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extern u_char mbr[], bteasy17[];
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u_char *mbrContents;
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Device **devs;
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int i;
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/* If things aren't kosher, or we refuse to proceed, bail. */
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if (!preInstallCheck()
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|| msgYesNo("Last Chance! Are you SURE you want continue the installation?\n\nIf you're running this on an existing system, we STRONGLY\nencourage you to make proper backups before proceeding.\nWe take no responsibility for lost disk contents!"))
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return 0;
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mbrContents = NULL;
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if (!msgYesNo("Would you like to install a boot manager?\n\nThis will allow you to easily select between other operating systems\non the first disk, or boot from a disk other than the first."))
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mbrContents = bteasy17;
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else if (!msgYesNo("Would you like to remove an existing boot manager?"))
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mbrContents = mbr;
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devs = deviceFind(NULL, DEVICE_TYPE_DISK);
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for (i = 0; devs[i]; i++) {
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Disk *d = (Disk *)devs[i]->private;
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Chunk *c1;
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if (!devs[i]->enabled)
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continue;
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if (mbrContents) {
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Set_Boot_Mgr(d, mbrContents);
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mbrContents = NULL;
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}
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Set_Boot_Blocks(d, boot1, boot2);
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msgNotify("Writing partition information to drive %s", d->name);
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Write_Disk(d);
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/* Now scan for bad blocks, if necessary */
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for (c1 = d->chunks; c1; c1 = c1->next) {
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if (c1->flags & CHUNK_BAD144) {
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int ret;
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msgNotify("Running bad block scan on partition %s", c1->name);
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ret = vsystem("bad144 /mnt/dev/%s 1234", c1->name);
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if (ret)
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msgConfirm("Bad144 init on %s returned status of %d!", c1->name, ret);
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ret = vsystem("bad144 -v -s /mnt/dev/%s", c1->name);
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if (ret)
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msgConfirm("Bad144 scan on %s returned status of %d!", c1->name, ret);
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}
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}
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}
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make_filesystems();
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cpio_extract();
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distExtractAll();
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install_configuration_files();
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do_final_setup();
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return 1;
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}
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/* Go newfs and/or mount all the filesystems we've been asked to */
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static void
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make_filesystems(void)
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{
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int i;
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Disk *disk;
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Chunk *c1, *c2;
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Device **devs;
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command_clear();
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devs = deviceFind(NULL, DEVICE_TYPE_DISK);
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/* First look for the root device and mount it */
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for (i = 0; devs[i]; i++) {
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disk = (Disk *)devs[i]->private;
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msgDebug("Scanning disk %s for root filesystem\n", disk->name);
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if (!disk->chunks)
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msgFatal("No chunk list found for %s!", disk->name);
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for (c1 = disk->chunks->part; c1; c1 = c1->next) {
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if (c1->type == freebsd) {
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for (c2 = c1->part; c2; c2 = c2->next) {
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if (c2->type == part && c2->subtype != FS_SWAP &&
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c2->private && c2->flags & CHUNK_IS_ROOT) {
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char dname[40];
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PartInfo *p = (PartInfo *)c2->private;
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if (strcmp(p->mountpoint, "/")) {
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msgConfirm("Warning: %s is marked as a root partition but is mounted on %s", c2->name, p->mountpoint);
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continue;
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}
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if (p->newfs) {
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int i;
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sprintf(dname, "/dev/r%sa", disk->name);
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msgNotify("Making a new root filesystem on %s", dname);
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i = vsystem("newfs %s", dname);
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if (i) {
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msgConfirm("Unable to make new root filesystem! Command returned status %d", i);
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return;
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}
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}
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else
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msgConfirm("Warning: You have selected a Read-Only root device\nand may be unable to find the appropriate device entries on it\nif it is from an older pre-slice version of FreeBSD.");
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sprintf(dname, "/dev/%sa", disk->name);
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if (Mount("/mnt", dname)) {
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msgConfirm("Unable to mount the root file system! Giving up.");
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return;
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}
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else {
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extern int makedevs(void);
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if (Mkdir("/mnt/dev", NULL)
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|| chdir("/mnt/dev")
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|| makedevs())
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msgConfirm("Failed to make some of the devices in /mnt!");
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chdir("/");
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break;
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}
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}
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}
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}
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}
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}
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/* Now buzz through the rest of the partitions and mount them too */
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for (i = 0; devs[i]; i++) {
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disk = (Disk *)devs[i]->private;
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if (!disk->chunks)
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msgFatal("No chunk list found for %s!", disk->name);
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/* Make the proper device mount points in /mnt/dev */
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MakeDevDisk(disk, "/mnt/dev");
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for (c1 = disk->chunks->part; c1; c1 = c1->next) {
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if (c1->type == freebsd) {
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for (c2 = c1->part; c2; c2 = c2->next) {
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if (c2->type == part && c2->subtype != FS_SWAP && c2->private) {
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PartInfo *tmp = (PartInfo *)c2->private;
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if (!strcmp(tmp->mountpoint, "/"))
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continue;
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if (tmp->newfs)
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command_shell_add(tmp->mountpoint,
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"%s /mnt/dev/r%s", tmp->newfs_cmd, c2->name);
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command_func_add(tmp->mountpoint, Mount, c2->name);
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}
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}
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}
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}
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}
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command_sort();
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command_execute();
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}
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static void
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cpio_extract(void)
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{
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int i, j, zpid, cpid, pfd[2];
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extern int wait(int *status);
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while (CpioFD == -1) {
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msgConfirm("Please Insert CPIO floppy in floppy drive 0");
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CpioFD = open("/dev/rfd0", O_RDONLY);
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}
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msgNotify("Extracting contents of CPIO floppy...");
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pipe(pfd);
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zpid = fork();
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if (!zpid) {
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close(0); dup(CpioFD); close(CpioFD);
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close(1); dup(pfd[1]); close(pfd[1]);
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close(pfd[0]);
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i = execl("/stand/gunzip", "/stand/gunzip", 0);
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msgDebug("/stand/gunzip command returns %d status\n", i);
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exit(i);
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}
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cpid = fork();
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if (!cpid) {
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close(0); dup(pfd[0]); close(pfd[0]);
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close(CpioFD);
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close(pfd[1]);
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close(1); open("/dev/null", O_WRONLY);
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i = execl("/stand/cpio", "/stand/cpio", "-iduvm", 0);
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msgDebug("/stand/cpio command returns %d status\n", i);
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exit(i);
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}
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close(pfd[0]);
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close(pfd[1]);
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close(CpioFD);
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i = wait(&j);
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if (i < 0 || j)
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msgFatal("Pid %d, status %d, cpio=%d, gunzip=%d.\nerror:%s",
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i, j, cpid, zpid, strerror(errno));
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i = wait(&j);
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if (i < 0 || j)
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msgFatal("Pid %d, status %d, cpio=%d, gunzip=%d.\nerror:%s",
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i, j, cpid, zpid, strerror(errno));
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}
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static void
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install_configuration_files(void)
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{
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}
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static void
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do_final_setup(void)
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{
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}
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