/* * 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 1.50 1996/10/03 07:50:08 jkh 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. * * 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 #include #include #include #include #include #include #include #include static Chunk *chunk_list[MAX_CHUNKS]; static int nchunks; /* arg to sort */ static int chunk_compare(Chunk *c1, Chunk *c2) { if (!c1 && !c2) return 0; else if (!c1 && c2) return 1; else if (c1 && !c2) return -1; else if (!c1->private_data && !c2->private_data) return 0; else if (c1->private_data && !c2->private_data) return 1; else if (!c1->private_data && c2->private_data) return -1; else return strcmp(((PartInfo *)(c1->private_data))->mountpoint, ((PartInfo *)(c2->private_data))->mountpoint); } static void chunk_sort(void) { int i, j; for (i = 0; i < nchunks; i++) { for (j = 0; j < nchunks; j++) { if (chunk_compare(chunk_list[j], chunk_list[j + 1]) > 0) { Chunk *tmp = chunk_list[j]; chunk_list[j] = chunk_list[j + 1]; chunk_list[j + 1] = tmp; } } } } static char * name_of(Chunk *c1) { static char rootname[32]; /* 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_data)->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; } int configFstab(void) { Device **devs; Disk *disk; FILE *fstab; int i, cnt; Chunk *c1, *c2; if (!RunningAsInit) { if (file_readable("/etc/fstab")) return DITEM_SUCCESS; else { msgConfirm("Attempting to rebuild your /etc/fstab file. Warning: If you had\n" "any CD devices in use before running sysinstall then they may NOT\n" "be found by this run!"); } } devs = deviceFind(NULL, DEVICE_TYPE_DISK); if (!devs) { msgConfirm("No disks found!"); return DITEM_FAILURE; } /* 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_data)) chunk_list[nchunks++] = c2; } } else if (c1->type == fat && c1->private_data) chunk_list[nchunks++] = c1; } } chunk_list[nchunks] = 0; chunk_sort(); fstab = fopen("/etc/fstab", "w"); if (!fstab) { msgConfirm("Unable to create a new /etc/fstab file! Manual intervention\n" "will be required."); return DITEM_FAILURE; } /* 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", name_of(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"); 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) { if (Mkdir("/cdrom")) { msgConfirm("Unable to make mount point for: /cdrom"); } else fprintf(fstab, "/dev/%s\t\t\t/cdrom\t\tcd9660\tro,noauto 0 0\n", devs[0]->name); } /* Write the others out as /cdrom */ for (i = 1; i < cnt; i++) { char cdname[10]; sprintf(cdname, "/cdrom%d", i); if (Mkdir(cdname)) { msgConfirm("Unable to make mount point for: %s", cdname); } else fprintf(fstab, "/dev/%s\t\t\t%s\t\tcd9660\tro,noauto 0 0\n", devs[i]->name, cdname); } fclose(fstab); if (isDebug()) msgDebug("Wrote out /etc/fstab file\n"); return DITEM_SUCCESS; } /* * 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. */ #define MAX_LINES 2000 /* Some big number we're not likely to ever reach - I'm being really lazy here, I know */ void configSysconfig(char *config) { FILE *fp; char *lines[MAX_LINES], *cp; char line[256]; Variable *v; int i, nlines; fp = fopen(config, "r"); if (!fp) { msgConfirm("Unable to open %s file! This is bad!", config); return; } msgNotify("Writing configuration changes to %s file..", config); nlines = 0; /* Read in the entire file */ for (i = 0; i < MAX_LINES; i++) { if (!fgets(line, 255, fp)) break; lines[nlines++] = strdup(line); } msgDebug("Read %d lines from %s.\n", nlines, config); /* Now do variable substitutions */ for (v = VarHead; v; v = v->next) { for (i = 0; i < nlines; i++) { char tmp[256]; /* Skip the comments */ if (lines[i][0] == '#') continue; strcpy(tmp, lines[i]); cp = index(tmp, '='); if (!cp) continue; *(cp++) = '\0'; if (!strcmp(tmp, v->name)) { free(lines[i]); lines[i] = (char *)malloc(strlen(v->name) + strlen(v->value) + 5); sprintf(lines[i], "%s=\"%s\"\n", v->name, v->value); msgDebug("Variable substitution on: %s\n", lines[i]); } } } /* Now write it all back out again */ fclose(fp); if (Fake) { msgDebug("Writing %s out to debugging screen..\n", config); fp = fdopen(DebugFD, "w"); } else fp = fopen(config, "w"); for (i = 0; i < nlines; i++) { static Boolean firstTime = TRUE; fprintf(fp, lines[i]); /* Stand by for bogus special case handling - we try to dump the interface specs here */ if (firstTime && !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++) { char iname[255]; snprintf(iname, 255, "%s%s", VAR_IFCONFIG, devp[j]->name); if ((cp = variable_get(iname))) { fprintf(fp, "%s=\"%s\"\n", iname, cp); } } firstTime = FALSE; } free(lines[i]); } fclose(fp); } int configSaverTimeout(dialogMenuItem *self) { if (variable_get(VAR_BLANKTIME)) { variable_unset(VAR_BLANKTIME); return DITEM_SUCCESS | DITEM_REDRAW; } else return (variable_get_value(VAR_BLANKTIME, "Enter time-out period in seconds for screen saver") ? DITEM_SUCCESS : DITEM_FAILURE) | DITEM_RESTORE; } int configNTP(dialogMenuItem *self) { int status; status = variable_get_value(VAR_NTPDATE, "Enter the name of an NTP server") ? DITEM_SUCCESS : DITEM_FAILURE; if (status == DITEM_SUCCESS) { static char tmp[255]; snprintf(tmp, 255, "%s=%s", VAR_NTPDATE, variable_get(VAR_NTPDATE)); self->aux = (int)tmp; } return status | DITEM_RESTORE; } int configXFree86(dialogMenuItem *self) { if (file_executable("/usr/X11R6/bin/xf86config")) { dialog_clear(); systemExecute("/usr/X11R6/bin/xf86config"); return DITEM_SUCCESS | DITEM_RESTORE; } else { msgConfirm("XFree86 does not appear to be installed! Please install\n" "The XFree86 distribution before attempting to configure it."); return DITEM_FAILURE; } } void configResolv(void) { FILE *fp; char *cp, *dp, *hp; if (!RunningAsInit && file_readable("/etc/resolv.conf")) return; if (Mkdir("/etc")) { msgConfirm("Unable to create /etc directory. Network configuration\n" "files will therefore not be written!"); return; } cp = variable_get(VAR_NAMESERVER); if (!cp || !*cp) { msgConfirm("Warning: Missing name server value - be sure to refer\n" "to other hosts in any network operation by IP address\n" "rather than name (or go back and fill in a name server)."); goto skip; } fp = fopen("/etc/resolv.conf", "w"); if (!fp) { msgConfirm("Unable to open /etc/resolv.conf! You will need to do this manually."); return; } if (variable_get(VAR_DOMAINNAME)) fprintf(fp, "domain\t%s\n", variable_get(VAR_DOMAINNAME)); fprintf(fp, "nameserver\t%s\n", cp); fclose(fp); if (isDebug()) msgDebug("Wrote out /etc/resolv.conf\n"); skip: /* Tack ourselves into /etc/hosts */ fp = fopen("/etc/hosts", "w"); /* Add an entry for localhost */ dp = variable_get(VAR_DOMAINNAME); fprintf(fp, "127.0.0.1\t\tlocalhost.%s localhost\n", dp ? dp : "my.domain"); /* Now the host entries, if applicable */ cp = variable_get(VAR_IPADDR); hp = variable_get(VAR_HOSTNAME); if (cp && cp[0] != '0' && hp) { char cp2[255]; if (!index(hp, '.')) cp2[0] = '\0'; else { strcpy(cp2, hp); *(index(cp2, '.')) = '\0'; } fprintf(fp, "%s\t\t%s %s\n", cp, hp, cp2); fprintf(fp, "%s\t\t%s.\n", cp, hp); } fclose(fp); if (isDebug()) msgDebug("Wrote entry for %s to /etc/hosts\n", cp); } int configRoutedFlags(dialogMenuItem *self) { return (variable_get_value(VAR_ROUTEDFLAGS, "Specify the flags for routed; -q is the default, -s is\n" "a good choice for gateway machines.") ? DITEM_SUCCESS : DITEM_FAILURE) | DITEM_RESTORE; } int configPackages(dialogMenuItem *self) { static PkgNode top, plist; static Boolean index_initted = FALSE; PkgNodePtr tmp; int fd; if (!mediaVerify()) return DITEM_FAILURE; if (!mediaDevice->init(mediaDevice)) return DITEM_FAILURE; if (!index_initted) { msgNotify("Attempting to fetch packages/INDEX file from selected media."); fd = mediaDevice->get(mediaDevice, "packages/INDEX", TRUE); if (fd < 0) { dialog_clear_norefresh(); msgConfirm("Unable to get packages/INDEX file from selected media.\n" "This may be because the packages collection is not available at\n" "on the distribution media you've chosen (most likely an FTP site\n" "without the packages collection mirrored). Please verify media\n" "(or path to media) and try again. If your local site does not\n" "carry the packages collection, then we recommend either a CD\n" "distribution or the master distribution on ftp.freebsd.org."); return DITEM_FAILURE | DITEM_RESTORE; } msgNotify("Got INDEX successfully, now building packages menu.."); index_init(&top, &plist); if (index_read(fd, &top)) { msgConfirm("I/O or format error on packages/INDEX file.\n" "Please verify media (or path to media) and try again."); mediaDevice->close(mediaDevice, fd); return DITEM_FAILURE | DITEM_RESTORE; } mediaDevice->close(mediaDevice, fd); index_sort(&top); index_initted = TRUE; } while (1) { int ret, pos, scroll; /* Bring up the packages menu */ pos = scroll = 0; index_menu(&top, &plist, &pos, &scroll); if (plist.kids && plist.kids->name) { /* Now show the packing list menu */ pos = scroll = 0; ret = index_menu(&plist, NULL, &pos, &scroll); if (ret & DITEM_LEAVE_MENU) break; else if (DITEM_STATUS(ret) != DITEM_FAILURE) { index_extract(mediaDevice, &top, &plist); break; } } else { dialog_clear_norefresh(); msgConfirm("No packages were selected for extraction."); break; } } tmp = plist.kids; while (tmp) { PkgNodePtr tmp2 = tmp->next; safe_free(tmp); tmp = tmp2; } index_init(NULL, &plist); return DITEM_SUCCESS | DITEM_RESTORE | DITEM_RECREATE; } /* Load gated package */ int configGated(dialogMenuItem *self) { int ret = DITEM_SUCCESS; if (variable_get(VAR_GATED)) variable_unset(VAR_GATED); else { ret = package_add("gated-3.5a11"); if (DITEM_STATUS(ret) == DITEM_SUCCESS) variable_set2(VAR_GATED, "YES"); } return ret; } /* Load novell client/server package */ int configNovell(dialogMenuItem *self) { int ret = DITEM_SUCCESS; if (!RunningAsInit) { msgConfirm("This package can only be installed in multi-user mode."); return ret; } if (variable_get(VAR_NOVELL)) variable_unset(VAR_NOVELL); else { ret = package_add("commerce/netcon/bsd60"); if (DITEM_STATUS(ret) == DITEM_SUCCESS) variable_set2(VAR_NOVELL, "YES"); } return ret | DITEM_RESTORE; } /* Load pcnfsd package */ int configPCNFSD(dialogMenuItem *self) { int ret = DITEM_SUCCESS; if (variable_get(VAR_PCNFSD)) variable_unset(VAR_PCNFSD); else { ret = package_add("pcnfsd-93.02.16"); if (DITEM_STATUS(ret) == DITEM_SUCCESS) { variable_set2(VAR_PCNFSD, "YES"); variable_set2("weak_mountd_authentication", "YES"); } } return ret; } int configNFSServer(dialogMenuItem *self) { char cmd[256]; /* If we're an NFS server, we need an exports file */ if (!file_readable("/etc/exports")) { WINDOW *w = savescr(); dialog_clear_norefresh(); msgConfirm("Operating as an NFS server means that you must first configure\n" "an /etc/exports file to indicate which hosts are allowed certain\n" "kinds of access to your local file systems.\n" "Press [ENTER] now to invoke an editor on /etc/exports\n"); vsystem("echo '#The following examples export /usr to 3 machines named after ducks,' > /etc/exports"); vsystem("echo '#/home and all directories under it to machines named after dead rock stars' >> /etc/exports"); vsystem("echo '#and, finally, /a to 2 privileged machines allowed to write on it as root.' >> /etc/exports"); vsystem("echo '#/usr huey louie dewie' >> /etc/exports"); vsystem("echo '#/home -alldirs janice jimmy frank' >> /etc/exports"); vsystem("echo '#/a -maproot=0 bill albert' >> /etc/exports"); vsystem("echo '#' >> /etc/exports"); vsystem("echo '# You should replace these lines with your actual exported filesystems.' >> /etc/exports"); vsystem("echo >> /etc/exports"); sprintf(cmd, "%s /etc/exports", variable_get(VAR_EDITOR)); dialog_clear(); systemExecute(cmd); restorescr(w); variable_set2(VAR_NFS_SERVER, "YES"); } else if (variable_get(VAR_NFS_SERVER)) { /* We want to turn it off again? */ unlink("/etc/exports"); variable_unset(VAR_NFS_SERVER); } return DITEM_SUCCESS; }