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537 lines
15 KiB
C
537 lines
15 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: config.c,v 1.17 1995/09/18 16:52:22 peter 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/wait.h>
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static Chunk *chunk_list[MAX_CHUNKS];
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static int nchunks;
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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 && !c2->private)
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return 0;
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else if (c1->private && !c2->private)
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return 1;
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else if (!c1->private && c2->private)
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return -1;
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else
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return strcmp(((PartInfo *)(c1->private))->mountpoint, ((PartInfo *)(c2->private))->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 char *
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name_of(Chunk *c1)
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{
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static char rootname[32];
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/* Our boot blocks can't deal with root partitions on slices - need the compatbility name */
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if (c1->type == part && c1->flags & CHUNK_IS_ROOT) {
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sprintf(rootname, "%sa", c1->disk->name);
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return rootname;
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}
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else
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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)
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return ((PartInfo *)c1->private)->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)
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return "msdos";
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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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return "rw";
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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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return "ro";
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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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return 1;
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return 0;
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}
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int
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configFstab(void)
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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, cnt;
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Chunk *c1, *c2;
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if (!RunningAsInit) {
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if (file_readable("/etc/fstab"))
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return RET_SUCCESS;
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else {
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dialog_clear();
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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 sysinstall then they may NOT\n"
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"be found by this run!");
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}
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}
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devs = deviceFind(NULL, DEVICE_TYPE_DISK);
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if (!devs) {
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dialog_clear();
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msgConfirm("No disks found!");
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return RET_FAIL;
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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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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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chunk_list[nchunks++] = c2;
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}
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}
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else if (c1->type == fat && c1->private)
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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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dialog_clear();
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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 RET_FAIL;
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}
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/* Go for the burn */
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msgDebug("Generating /etc/fstab file\n");
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for (i = 0; i < nchunks; i++)
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fprintf(fstab, "/dev/%s\t\t\t%s\t\t%s\t%s %d %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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Mkdir("/proc", NULL);
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fprintf(fstab, "proc\t\t\t\t/proc\t\tprocfs\trw 0 0\n");
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/* Now look for the CDROMs */
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devs = deviceFind(NULL, DEVICE_TYPE_CDROM);
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cnt = deviceCount(devs);
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/* Write the first one out as /cdrom */
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if (cnt) {
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if (Mkdir("/cdrom", NULL)) {
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dialog_clear();
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msgConfirm("Unable to make mount point for: /cdrom");
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}
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else
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fprintf(fstab, "/dev/%s\t\t\t/cdrom\t\tcd9660\tro,noauto 0 0\n", devs[0]->name);
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}
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/* Write the others out as /cdrom<n> */
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for (i = 1; i < cnt; i++) {
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char cdname[10];
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sprintf(cdname, "/cdrom%d", i);
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if (Mkdir(cdname, NULL)) {
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dialog_clear();
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msgConfirm("Unable to make mount point for: %s", cdname);
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}
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else
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fprintf(fstab, "/dev/%s\t\t\t%s\t\tcd9660\tro,noauto 0 0\n", devs[i]->name, cdname);
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}
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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 RET_SUCCESS;
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}
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/*
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* This sucks in /etc/sysconfig, substitutes anything needing substitution, then
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* writes it all back out. It's pretty gross and needs re-writing at some point.
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*/
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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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void
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configSysconfig(void)
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{
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FILE *fp;
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char *lines[MAX_LINES], *cp;
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char line[256];
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Variable *v;
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int i, nlines;
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fp = fopen("/etc/sysconfig", "r");
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if (!fp) {
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dialog_clear();
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msgConfirm("Unable to open /etc/sysconfig file! Things may work\n"
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"rather strangely as a result of this.");
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return;
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}
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msgNotify("Writing configuration changes to /etc/sysconfig file..");
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nlines = 0;
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/* Read in the entire file */
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for (i = 0; i < MAX_LINES; i++) {
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if (!fgets(line, 255, fp))
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break;
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lines[nlines++] = strdup(line);
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}
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msgDebug("Read %d lines from sysconfig.\n", nlines);
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/* Now do variable substitutions */
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for (v = VarHead; v; v = v->next) {
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for (i = 0; i < nlines; i++) {
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char tmp[256];
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/* Skip the comments */
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if (lines[i][0] == '#')
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continue;
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strcpy(tmp, lines[i]);
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cp = index(tmp, '=');
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if (!cp)
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continue;
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*(cp++) = '\0';
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if (!strcmp(tmp, v->name)) {
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free(lines[i]);
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lines[i] = (char *)malloc(strlen(v->name) + strlen(v->value) + 5);
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sprintf(lines[i], "%s=\"%s\"\n", v->name, v->value);
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msgDebug("Variable substitution on: %s\n", lines[i]);
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}
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}
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}
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/* Now write it all back out again */
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fclose(fp);
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fp = fopen("/etc/sysconfig", "w");
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for (i = 0; i < nlines; i++) {
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static Boolean firstTime = TRUE;
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fprintf(fp, lines[i]);
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/* Stand by for bogus special case handling - we try to dump the interface specs here */
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if (firstTime && !strncmp(lines[i], VAR_INTERFACES, strlen(VAR_INTERFACES))) {
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Device **devp;
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int j, cnt;
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devp = deviceFind(NULL, DEVICE_TYPE_NETWORK);
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cnt = deviceCount(devp);
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for (j = 0; j < cnt; j++) {
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char iname[255];
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snprintf(iname, 255, "%s%s", VAR_IFCONFIG, devp[j]->name);
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if ((cp = variable_get(iname))) {
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fprintf(fp, "%s=\"%s\"\n", iname, cp);
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}
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}
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firstTime = FALSE;
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}
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free(lines[i]);
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}
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fclose(fp);
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}
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int
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configSaverTimeout(char *str)
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{
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return variable_get_value(VAR_BLANKTIME, "Enter time-out period in seconds for screen saver")
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? RET_SUCCESS : RET_FAIL;
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}
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int
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configNTP(char *str)
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{
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return variable_get_value(VAR_NTPDATE, "Enter the name of an NTP server") ? RET_SUCCESS : RET_FAIL;
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}
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void
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configResolv(void)
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{
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FILE *fp;
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char *cp, *dp, *hp;
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if (!RunningAsInit && file_readable("/etc/resolv.conf"))
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return;
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if (!variable_get(VAR_NAMESERVER)) {
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if (mediaDevice && (mediaDevice->type == DEVICE_TYPE_NFS || mediaDevice->type == DEVICE_TYPE_FTP)) {
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dialog_clear();
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msgConfirm("Warning: Missing name server value - network operations\n"
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"may fail as a result!");
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}
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goto skip;
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}
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if (Mkdir("/etc", NULL)) {
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dialog_clear();
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msgConfirm("Unable to create /etc directory. Network configuration\n"
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"files will therefore not be written!");
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return;
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}
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fp = fopen("/etc/resolv.conf", "w");
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if (!fp) {
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dialog_clear();
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msgConfirm("Unable to open /etc/resolv.conf! You will need to do this manually.");
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return;
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}
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if (variable_get(VAR_DOMAINNAME))
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fprintf(fp, "domain\t%s\n", variable_get(VAR_DOMAINNAME));
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fprintf(fp, "nameserver\t%s\n", variable_get(VAR_NAMESERVER));
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fclose(fp);
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if (isDebug())
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msgDebug("Wrote out /etc/resolv.conf\n");
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skip:
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/* Tack ourselves into /etc/hosts */
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cp = variable_get(VAR_IPADDR);
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dp = variable_get(VAR_DOMAINNAME);
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if (cp && *cp != '0' && (hp = variable_get(VAR_HOSTNAME))) {
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char cp2[255];
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(void)vsystem("hostname %s", hp);
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fp = fopen("/etc/hosts", "w");
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if (!index(hp, '.'))
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cp2[0] = '\0';
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else {
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strcpy(cp2, hp);
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*(index(cp2, '.')) = '\0';
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}
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fprintf(fp, "127.0.0.1\t\tlocalhost.%s localhost\n", dp ? dp : "my.domain");
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fprintf(fp, "%s\t\t%s %s\n", cp, hp, cp2);
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fclose(fp);
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if (isDebug())
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msgDebug("Wrote entry for %s to /etc/hosts\n", cp);
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}
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}
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int
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configRoutedFlags(char *str)
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{
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return variable_get_value(VAR_ROUTEDFLAGS,
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"Specify the flags for routed; -q is the default, -s is\n"
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"a good choice for gateway machines.") ? RET_SUCCESS : RET_FAIL;
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}
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int
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configPackages(char *str)
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{
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PkgNode top, plist;
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int fd;
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if (!mediaVerify())
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return RET_FAIL;
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if (!mediaDevice->init(mediaDevice))
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return RET_FAIL;
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msgNotify("Attempting to fetch packages/INDEX file from selected media.");
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fd = mediaDevice->get(mediaDevice, "packages/INDEX", TRUE);
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if (fd < 0) {
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dialog_clear();
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msgConfirm("Unable to get packages/INDEX file from selected media.\n"
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"This may be because the packages collection is not available at\n"
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"on the distribution media you've chosen (most likely an FTP site\n"
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"without the packages collection mirrored). Please verify media\n"
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"(or path to media) and try again. If your local site does not\n"
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"carry the packages collection, then we recommend either a CD\n"
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"distribution or the master distribution on ftp.freebsd.org.");
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return RET_FAIL;
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}
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msgNotify("Got INDEX successfully, now building packages menu..");
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index_init(&top, &plist);
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if (index_read(fd, &top)) {
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dialog_clear();
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msgConfirm("I/O or format error on packages/INDEX file.\n"
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"Please verify media (or path to media) and try again.");
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mediaDevice->close(mediaDevice, fd);
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return RET_FAIL;
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}
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mediaDevice->close(mediaDevice, fd);
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index_sort(&top);
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while (1) {
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int ret, pos, scroll;
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/* Bring up the packages menu */
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pos = scroll = 0;
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index_menu(&top, &plist, &pos, &scroll);
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if (plist.kids) {
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/* Now show the packing list menu */
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pos = scroll = 0;
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ret = index_menu(&plist, NULL, &pos, &scroll);
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if (ret == RET_DONE)
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break;
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else if (ret != RET_FAIL) {
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index_extract(mediaDevice, &plist);
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break;
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}
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}
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else {
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dialog_clear();
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msgConfirm("No packages were selected for extraction.");
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break;
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}
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}
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index_node_free(&top, &plist);
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mediaDevice->shutdown(mediaDevice);
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return RET_SUCCESS;
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}
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int
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configPorts(char *str)
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{
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char *cp, *dist = NULL; /* Shut up compiler */
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if (!variable_get(VAR_PORTS_PATH))
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variable_set2(VAR_PORTS_PATH, dist = "/cdrom/ports");
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while (!directoryExists(dist)) {
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dist = variable_get_value(VAR_PORTS_PATH,
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"Unable to locate a ports tree on CDROM. Please specify the\n"
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"location of the master ports directory you wish to create the\n"
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"link tree to.");
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if (!dist)
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break;
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}
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if (dist) {
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cp = msgGetInput("/usr/ports",
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"Where would you like to create the link tree?\n"
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"(press [ENTER] for default location). The link tree should\n"
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"reside in a directory with as much free space as possible,\n"
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"as you'll need space to compile any ports.");
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if (!cp || !*cp)
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return RET_FAIL;
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if (Mkdir(cp, NULL)) {
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dialog_clear();
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msgConfirm("Unable to make the %s directory!", cp);
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return RET_FAIL;
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}
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else {
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if (strcmp(cp, "/usr/ports")) {
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unlink("/usr/ports");
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if (symlink(cp, "/usr/ports") == -1) {
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msgConfirm("Unable to create a symlink from /usr/ports to %s!\n"
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"I can't continue, sorry!", cp);
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return RET_FAIL;
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}
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else {
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msgConfirm("NOTE: This directory is also now symlinked to /usr/ports\n"
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"which, for a variety of reasons, is the directory the ports\n"
|
|
"framework expects to find its files in. You should refer to\n"
|
|
"/usr/ports instead of %s directly when you're working in the\n"
|
|
"ports collection.", cp);
|
|
}
|
|
}
|
|
msgNotify("Making a link tree from %s to %s.", dist, cp);
|
|
if (lndir(dist, cp) != RET_SUCCESS) {
|
|
dialog_clear();
|
|
msgConfirm("The lndir function returned an error status and may not have.\n"
|
|
"successfully generated the link tree. You may wish to inspect\n"
|
|
"the /usr/ports directory carefully for any missing link files.");
|
|
}
|
|
else {
|
|
msgConfirm("The /usr/ports directory is now ready to use. When the system comes\n"
|
|
"up fully, you can cd to this directory and type `make' in any sub-\n"
|
|
"directory for which you'd like to compile a port. You can also\n"
|
|
"cd to /usr/ports and type `make print-index' for a complete list of all\n"
|
|
"ports in the hierarchy.");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
return RET_FAIL;
|
|
return RET_SUCCESS;
|
|
}
|