334 lines
7.9 KiB
C
334 lines
7.9 KiB
C
/*
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* $FreeBSD$
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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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*
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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 "sade.h"
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#include <sys/disklabel.h>
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#include <sys/wait.h>
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#include <sys/errno.h>
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#include <sys/ioctl.h>
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#include <sys/fcntl.h>
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#include <sys/param.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <sys/mount.h>
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#include <libdisk.h>
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#include <time.h>
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#include <kenv.h>
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static Chunk *chunk_list[MAX_CHUNKS];
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static int nchunks;
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static int rootdev_is_od;
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/* arg to sort */
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static int
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chunk_compare(Chunk *c1, Chunk *c2)
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{
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if (!c1 && !c2)
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return 0;
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else if (!c1 && c2)
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return 1;
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else if (c1 && !c2)
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return -1;
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else if (!c1->private_data && !c2->private_data)
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return 0;
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else if (c1->private_data && !c2->private_data)
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return 1;
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else if (!c1->private_data && c2->private_data)
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return -1;
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else
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return strcmp(((PartInfo *)(c1->private_data))->mountpoint, ((PartInfo *)(c2->private_data))->mountpoint);
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}
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static void
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chunk_sort(void)
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{
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int i, j;
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for (i = 0; i < nchunks; i++) {
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for (j = 0; j < nchunks; j++) {
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if (chunk_compare(chunk_list[j], chunk_list[j + 1]) > 0) {
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Chunk *tmp = chunk_list[j];
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chunk_list[j] = chunk_list[j + 1];
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chunk_list[j + 1] = tmp;
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}
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}
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}
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}
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static void
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check_rootdev(Chunk **list, int n)
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{
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int i;
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Chunk *c;
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rootdev_is_od = 0;
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for (i = 0; i < n; i++) {
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c = *list++;
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if (c->type == part && (c->flags & CHUNK_IS_ROOT)
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&& strncmp(c->disk->name, "od", 2) == 0)
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rootdev_is_od = 1;
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}
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}
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static char *
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name_of(Chunk *c1)
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{
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return c1->name;
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}
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static char *
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mount_point(Chunk *c1)
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{
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if (c1->type == part && c1->subtype == FS_SWAP)
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return "none";
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else if (c1->type == part || c1->type == fat || c1->type == efi)
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return ((PartInfo *)c1->private_data)->mountpoint;
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return "/bogus";
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}
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static char *
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fstype(Chunk *c1)
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{
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if (c1->type == fat || c1->type == efi)
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return "msdosfs";
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else if (c1->type == part) {
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if (c1->subtype != FS_SWAP)
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return "ufs";
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else
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return "swap";
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}
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return "bogus";
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}
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static char *
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fstype_short(Chunk *c1)
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{
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if (c1->type == part) {
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if (c1->subtype != FS_SWAP) {
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if (rootdev_is_od == 0 && strncmp(c1->name, "od", 2) == 0)
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return "rw,noauto";
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else
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return "rw";
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}
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else
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return "sw";
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}
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else if (c1->type == fat) {
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if (strncmp(c1->name, "od", 2) == 0)
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return "ro,noauto";
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else
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return "ro";
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}
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else if (c1->type == efi)
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return "rw";
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return "bog";
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}
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static int
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seq_num(Chunk *c1)
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{
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if (c1->type == part && c1->subtype != FS_SWAP) {
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if (rootdev_is_od == 0 && strncmp(c1->name, "od", 2) == 0)
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return 0;
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else if (c1->flags & CHUNK_IS_ROOT)
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return 1;
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else
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return 2;
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}
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return 0;
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}
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int
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configFstab(dialogMenuItem *self)
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{
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Device **devs;
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Disk *disk;
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FILE *fstab;
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int i;
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Chunk *c1, *c2;
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if (file_readable("/etc/fstab"))
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return DITEM_SUCCESS;
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else {
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msgConfirm("Attempting to rebuild your /etc/fstab file. Warning: If you had\n"
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"any CD devices in use before running %s then they may NOT\n"
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"be found by this run!", StartName);
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}
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devs = deviceFind(NULL, DEVICE_TYPE_DISK);
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if (!devs) {
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msgConfirm("No disks found!");
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return DITEM_FAILURE;
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}
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/* Record all the chunks */
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nchunks = 0;
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for (i = 0; devs[i]; i++) {
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if (!devs[i]->enabled)
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continue;
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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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for (c1 = disk->chunks->part; c1; c1 = c1->next) {
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#ifdef __powerpc__
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if (c1->type == apple) {
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#else
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if (c1->type == freebsd) {
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#endif
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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_data))
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chunk_list[nchunks++] = c2;
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}
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}
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else if (((c1->type == fat || c1->type == efi || c1->type == part) &&
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c1->private_data) || (c1->type == part && c1->subtype == FS_SWAP))
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chunk_list[nchunks++] = c1;
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}
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}
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chunk_list[nchunks] = 0;
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chunk_sort();
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fstab = fopen("/etc/fstab", "w");
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if (!fstab) {
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msgConfirm("Unable to create a new /etc/fstab file! Manual intervention\n"
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"will be required.");
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return DITEM_FAILURE;
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}
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check_rootdev(chunk_list, nchunks);
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/* Go for the burn */
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msgDebug("Generating /etc/fstab file\n");
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fprintf(fstab, "# Device\t\tMountpoint\tFStype\tOptions\t\tDump\tPass#\n");
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for (i = 0; i < nchunks; i++)
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fprintf(fstab, "/dev/%s\t\t%s\t\t%s\t%s\t\t%d\t%d\n", name_of(chunk_list[i]), mount_point(chunk_list[i]),
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fstype(chunk_list[i]), fstype_short(chunk_list[i]), seq_num(chunk_list[i]), seq_num(chunk_list[i]));
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fclose(fstab);
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if (isDebug())
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msgDebug("Wrote out /etc/fstab file\n");
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return DITEM_SUCCESS;
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}
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#if 0
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/* Do the work of sucking in a config file.
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* config is the filename to read in.
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* lines is a fixed (max) sized array of char*
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* returns number of lines read. line contents
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* are malloc'd and must be freed by the caller.
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*/
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static int
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readConfig(char *config, char **lines, int max)
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{
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FILE *fp;
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char line[256];
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int i, nlines;
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fp = fopen(config, "r");
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if (!fp)
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return -1;
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nlines = 0;
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/* Read in the entire file */
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for (i = 0; i < max; i++) {
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if (!fgets(line, sizeof line, fp))
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break;
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lines[nlines++] = strdup(line);
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}
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fclose(fp);
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if (isDebug())
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msgDebug("readConfig: Read %d lines from %s.\n", nlines, config);
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return nlines;
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}
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#endif
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#define MAX_LINES 2000 /* Some big number we're not likely to ever reach - I'm being really lazy here, I know */
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#if 0
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static void
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readConfigFile(char *config, int marked)
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{
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char *lines[MAX_LINES], *cp, *cp2;
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int i, nlines;
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nlines = readConfig(config, lines, MAX_LINES);
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if (nlines == -1)
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return;
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for (i = 0; i < nlines; i++) {
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/* Skip the comments & non-variable settings */
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if (lines[i][0] == '#' || !(cp = index(lines[i], '='))) {
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free(lines[i]);
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continue;
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}
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*cp++ = '\0';
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/* Find quotes */
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if ((cp2 = index(cp, '"')) || (cp2 = index(cp, '\047'))) {
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cp = cp2 + 1;
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cp2 = index(cp, *cp2);
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}
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/* If valid quotes, use it */
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if (cp2) {
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*cp2 = '\0';
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/* If we have a legit value, set it */
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if (strlen(cp))
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variable_set2(lines[i], cp, marked);
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}
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free(lines[i]);
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}
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}
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/* Load the environment from rc.conf file(s) */
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void
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configEnvironmentRC_conf(void)
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{
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static struct {
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char *fname;
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int marked;
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} configs[] = {
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{ "/etc/defaults/rc.conf", 0 },
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{ "/etc/rc.conf", 0 },
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{ "/etc/rc.conf.local", 0 },
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{ NULL, 0 },
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};
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int i;
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for (i = 0; configs[i].fname; i++) {
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if (file_readable(configs[i].fname))
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readConfigFile(configs[i].fname, configs[i].marked);
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}
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}
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#endif
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