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Diffstat (limited to 'release/sysinstall/config.c')
-rw-r--r-- | release/sysinstall/config.c | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/release/sysinstall/config.c b/release/sysinstall/config.c new file mode 100644 index 0000000..75f0f9c --- /dev/null +++ b/release/sysinstall/config.c @@ -0,0 +1,383 @@ +/* + * The new sysinstall program. + * + * This is probably the last program in the `sysinstall' line - the next + * generation being essentially a complete rewrite. + * + * $Id: config.c,v 1.16.2.2 1995/07/21 11:45:36 rgrimes Exp $ + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Jordan Hubbard + * for the FreeBSD Project. + * 4. The name of Jordan Hubbard or the FreeBSD project may not be used to + * endorse or promote products derived from this software without specific + * prior written permission. + * + * 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. + * + */ + +#include "sysinstall.h" +#include <sys/disklabel.h> +#include <sys/wait.h> + +static Chunk *chunk_list[MAX_CHUNKS]; +static int nchunks; + +/* arg to sort */ +static int +chunk_compare(const void *p1, const void *p2) +{ + Chunk *c1, *c2; + + c1 = (Chunk *)p1; + c2 = (Chunk *)p2; + if (!c1->private && !c2->private) + return 0; + else if (c1->private && !c2->private) + return -1; + else if (!c1->private && c2->private) + return 1; + else + return strcmp(((PartInfo *)c1->private)->mountpoint, ((PartInfo *)c2->private)->mountpoint); +} + +static char * +nameof(Chunk *c1) +{ + static char rootname[64]; + + /* Our boot blocks can't deal with root partitions on slices - need the compatbility name */ + if (c1->type == part && c1->flags & CHUNK_IS_ROOT) { + sprintf(rootname, "%sa", c1->disk->name); + return rootname; + } + else + return c1->name; +} + +static char * +mount_point(Chunk *c1) +{ + if (c1->type == part && c1->subtype == FS_SWAP) + return "none"; + else if (c1->type == part || c1->type == fat) + return ((PartInfo *)c1->private)->mountpoint; + return "/bogus"; +} + +static char * +fstype(Chunk *c1) +{ + if (c1->type == fat) + return "msdos"; + else if (c1->type == part) { + if (c1->subtype != FS_SWAP) + return "ufs"; + else + return "swap"; + } + return "bogus"; +} + +static char * +fstype_short(Chunk *c1) +{ + if (c1->type == part) { + if (c1->subtype != FS_SWAP) + return "rw"; + else + return "sw"; + } + else if (c1->type == fat) + return "ro"; + return "bog"; +} + +static int +seq_num(Chunk *c1) +{ + if (c1->type == part && c1->subtype != FS_SWAP) + return 1; + return 0; +} + +void +configFstab(void) +{ + Device **devs; + Disk *disk; + FILE *fstab; + int i, cnt; + Chunk *c1, *c2; + + if (!RunningAsInit) { + if (file_readable("/etc/fstab")) + return; + else + msgConfirm("Attempting to rebuild your /etc/fstab file.\nWarning: If you had any CD devices in use before running\nsysinstall then they may NOT be found in this run!"); + } + devs = deviceFind(NULL, DEVICE_TYPE_DISK); + if (!devs) { + msgConfirm("No disks found!"); + return; + } + + /* Record all the chunks */ + nchunks = 0; + for (i = 0; devs[i]; i++) { + if (!devs[i]->enabled) + continue; + disk = (Disk *)devs[i]->private; + if (!disk->chunks) + msgFatal("No chunk list found for %s!", disk->name); + for (c1 = disk->chunks->part; c1; c1 = c1->next) { + if (c1->type == freebsd) { + for (c2 = c1->part; c2; c2 = c2->next) { + if (c2->type == part && (c2->subtype == FS_SWAP || c2->private)) + chunk_list[nchunks++] = c2; + } + } + else if (c1->type == fat && c1->private) + chunk_list[nchunks++] = c1; + } + } + + /* Sort them puppies! */ + qsort(chunk_list, nchunks, sizeof(Chunk *), chunk_compare); + + fstab = fopen("/etc/fstab", "w"); + if (!fstab) { + msgConfirm("Unable to create a new /etc/fstab file!\nManual intervention will be required."); + return; + } + + /* Go for the burn */ + msgDebug("Generating /etc/fstab file\n"); + for (i = 0; i < nchunks; i++) + fprintf(fstab, "/dev/%s\t\t\t%s\t\t%s\t%s %d %d\n", nameof(chunk_list[i]), mount_point(chunk_list[i]), + fstype(chunk_list[i]), fstype_short(chunk_list[i]), seq_num(chunk_list[i]), seq_num(chunk_list[i])); + Mkdir("/proc", NULL); + fprintf(fstab, "proc\t\t\t\t/proc\t\tprocfs\trw 0 0\n"); + + /* Now look for the CDROMs */ + devs = deviceFind(NULL, DEVICE_TYPE_CDROM); + cnt = deviceCount(devs); + + /* Write the first one out as /cdrom */ + if (cnt) { + Mkdir("/cdrom", NULL); + fprintf(fstab, "/dev/%s\t\t\t/cdrom\t\tcd9660\tro 0 0\n", devs[0]->name); + } + + /* Write the others out as /cdrom<n> */ + for (i = 1; i < cnt; i++) { + char cdname[10]; + + sprintf(cdname, "/cdrom%d", i); + Mkdir(cdname, NULL); + fprintf(fstab, "/dev/%s\t\t\t%s\t\tcd9660\tro 0 0\n", devs[i]->name, cdname); + } + fclose(fstab); + if (isDebug()) + msgDebug("Wrote out /etc/fstab file\n"); +} + +/* + * This sucks in /etc/sysconfig, substitutes anything needing substitution, then + * writes it all back out. It's pretty gross and needs re-writing at some point. + */ +void +configSysconfig(void) +{ + FILE *fp; + char *lines[5001]; /* Some big number we're not likely to ever reach - I'm being really lazy here, I know */ + char line[256]; + Variable *v; + int i, nlines = 0; + + fp = fopen("/etc/sysconfig", "r"); + if (!fp) { + msgConfirm("Unable to open /etc/sysconfig file! Things may work\nrather strangely as a result of this."); + return; + } + for (i = 0; i < 5000; i++) { + if (!fgets(line, 255, fp)) + break; + lines[nlines++] = strdup(line); + } + lines[nlines] = NULL; + fclose(fp); + for (v = VarHead; v; v = v->next) { + for (i = 0; i < nlines; i++) { + char modify[256], *cp; + + if (lines[i][0] == '#' || lines[i][0] == ';') + continue; + strncpy(modify, lines[i], 255); + cp = index(modify, '='); + if (!cp) + continue; + *(cp++) = '\0'; + if (!strcmp(modify, v->name)) { + free(lines[i]); + lines[i] = (char *)malloc(strlen(v->name) + strlen(v->value) + 3); + sprintf(lines[i], "%s=\"%s\"\n", v->name, v->value); + } + + } + } + fp = fopen("/etc/sysconfig", "w"); + if (!fp) { + msgConfirm("Unable to re-write /etc/sysconfig file! Things may work\nrather strangely as a result of this."); + return; + } + for (i = 0; i < nlines; i++) { + fprintf(fp, lines[i]); + free(lines[i]); + + /* Stand by for bogus special case handling - we try to dump the interface specs here */ + if (!strncmp(lines[i], VAR_INTERFACES, strlen(VAR_INTERFACES))) { + Device **devp; + int j, cnt; + + devp = deviceFind(NULL, DEVICE_TYPE_NETWORK); + cnt = deviceCount(devp); + for (j = 0; j < cnt; j++) { + if (devp[j]->private && strncmp(devp[j]->name, "cuaa", 4)) { + char iname[64]; + + snprintf(iname, 64, "%s%s", VAR_IFCONFIG, devp[j]->name); + if (getenv(iname)) + fprintf(fp, "%s=\"%s\"\n", iname, getenv(iname)); + } + } + } + } + fclose(fp); + + /* If we're an NFS server, we need an exports file */ + if (getenv("nfs_server") && !file_readable("/etc/exports")) { + msgConfirm("You have chosen to be an NFS server but have not yet configured\nthe /etc/exports file. The format for an exports entry is:\n <mountpoint> <opts> <host [..host]>\nWhere <mounpoint> is the name of a filesystem as specified\nin the Label editor, <opts> is a list of special options we\nwon't concern ourselves with here (``man exports'' when the\nsystem is fully installed) and <host> is one or more host\nnames who are allowed to mount this file system. Press\n[ENTER] now to invoke the editor on /etc/exports"); + systemExecute("vi /etc/exports"); + } +} + +int +configSaverTimeout(char *str) +{ + char *val; + + val = msgGetInput("60", "Enter time-out period in seconds for screen saver"); + if (val) + variable_set2("blanktime", val); + return 0; +} + +int +configNTP(char *str) +{ + char *val; + + val = msgGetInput(NULL, "Enter the name of an NTP server"); + if (val) + variable_set2("ntpdate", val); + return 0; +} + +void +configResolv(void) +{ + FILE *fp; + char *cp; + + if (!RunningAsInit && file_readable("/etc/resolv.conf")) + return; + + if (!getenv(VAR_NAMESERVER)) { + if (mediaDevice && (mediaDevice->type == DEVICE_TYPE_NFS || mediaDevice->type == DEVICE_TYPE_FTP)) + msgConfirm("Warning: Missing name server value - network operations\nmay fail as a result!"); + goto skip; + } + Mkdir("/etc", NULL); + fp = fopen("/etc/resolv.conf", "w"); + if (!fp) { + msgConfirm("Unable to open /etc/resolv.conf! You will need to do this manually."); + return; + } + if (getenv(VAR_DOMAINNAME)) + fprintf(fp, "domain\t%s\n", getenv(VAR_DOMAINNAME)); + fprintf(fp, "nameserver\t%s\n", getenv(VAR_NAMESERVER)); + fclose(fp); + if (isDebug()) + msgDebug("Wrote out /etc/resolv.conf\n"); + +skip: + /* Tack ourselves at the end of /etc/hosts */ + cp = getenv(VAR_IPADDR); + if (cp && *cp != '0' && getenv(VAR_HOSTNAME)) { + fp = fopen("/etc/hosts", "a"); + fprintf(fp, "%s\t\t%s\n", cp, getenv(VAR_HOSTNAME)); + fclose(fp); + if (isDebug()) + msgDebug("Appended entry for %s to /etc/hosts\n", cp); + } +} + +int +configRoutedFlags(char *str) +{ + char *val; + + val = msgGetInput("-q", "Specify the flags for routed; -q is the default, -s is\na good choice for gateway machines."); + if (val) + variable_set2("routedflags", val); + return 0; +} + +int +configPackages(char *str) +{ + Boolean onCD; + + /* If we're running as init, we know that a CD in the drive is probably ours */ + onCD = file_readable("/cdrom/packages"); + if (!onCD && RunningAsInit) { + if (mediaSetCDROM(NULL)) { + if ((*mediaDevice->init)(mediaDevice)) + onCD = TRUE; + } + } + /* XXX Construct some sort of menu here using an INDEX file from /cdrom/packages XXX */ + return 0; +} + +int +configPorts(char *str) +{ + return 0; +} |