diff options
Diffstat (limited to 'usr.sbin/sysinstall/installUpgrade.c')
| -rw-r--r-- | usr.sbin/sysinstall/installUpgrade.c | 526 |
1 files changed, 0 insertions, 526 deletions
diff --git a/usr.sbin/sysinstall/installUpgrade.c b/usr.sbin/sysinstall/installUpgrade.c deleted file mode 100644 index 82569f6..0000000 --- a/usr.sbin/sysinstall/installUpgrade.c +++ /dev/null @@ -1,526 +0,0 @@ -/* - * The new sysinstall program. - * - * This is probably the last program in the `sysinstall' line - the next - * generation being essentially a complete rewrite. - * - * $FreeBSD$ - * - * 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 <sys/disklabel.h> -#include <sys/errno.h> -#include <sys/ioctl.h> -#include <sys/fcntl.h> -#include <sys/wait.h> -#include <sys/param.h> -#include <sys/stat.h> -#include <unistd.h> -#include <sys/mount.h> - -static int installUpgradeNonInteractive(dialogMenuItem *self); - -typedef struct _hitList { - enum { JUST_COPY, CALL_HANDLER } action ; - char *name; - Boolean optional; - void (*handler)(struct _hitList *self); -} HitList; - -/* These are the only meaningful files I know about */ -static HitList etc_files [] = { - { JUST_COPY, "Xaccel.ini", TRUE, NULL }, - { JUST_COPY, "X11", TRUE, NULL }, - { JUST_COPY, "adduser.conf", TRUE, NULL }, - { JUST_COPY, "aliases", TRUE, NULL }, - { JUST_COPY, "aliases.db", TRUE, NULL }, - { JUST_COPY, "amd.map", TRUE, NULL }, - { JUST_COPY, "auth.conf", TRUE, NULL }, - { JUST_COPY, "crontab", TRUE, NULL }, - { JUST_COPY, "csh.cshrc", TRUE, NULL }, - { JUST_COPY, "csh.login", TRUE, NULL }, - { JUST_COPY, "csh.logout", TRUE, NULL }, - { JUST_COPY, "cvsupfile", TRUE, NULL }, - { JUST_COPY, "devfs.conf", TRUE, NULL }, - { JUST_COPY, "dhclient.conf", TRUE, NULL }, - { JUST_COPY, "disktab", TRUE, NULL }, - { JUST_COPY, "dumpdates", TRUE, NULL }, - { JUST_COPY, "exports", TRUE, NULL }, - { JUST_COPY, "fbtab", TRUE, NULL }, - { JUST_COPY, "fstab", FALSE, NULL }, - { JUST_COPY, "ftpusers", TRUE, NULL }, - { JUST_COPY, "gettytab", TRUE, NULL }, - { JUST_COPY, "gnats", TRUE, NULL }, - { JUST_COPY, "group", FALSE, NULL }, - { JUST_COPY, "hosts", TRUE, NULL }, - { JUST_COPY, "hosts.allow", TRUE, NULL }, - { JUST_COPY, "hosts.equiv", TRUE, NULL }, - { JUST_COPY, "hosts.lpd", TRUE, NULL }, - { JUST_COPY, "inetd.conf", TRUE, NULL }, - { JUST_COPY, "localtime", TRUE, NULL }, - { JUST_COPY, "login.access", TRUE, NULL }, - { JUST_COPY, "login.conf", TRUE, NULL }, - { JUST_COPY, "mail", TRUE, NULL }, - { JUST_COPY, "mail.rc", TRUE, NULL }, - { JUST_COPY, "mac.conf", TRUE, NULL }, - { JUST_COPY, "make.conf", TRUE, NULL }, - { JUST_COPY, "manpath.config", TRUE, NULL }, - { JUST_COPY, "master.passwd", FALSE, NULL }, - { JUST_COPY, "mergemaster.rc", TRUE, NULL }, - { JUST_COPY, "motd", TRUE, NULL }, - { JUST_COPY, "namedb", TRUE, NULL }, - { JUST_COPY, "networks", TRUE, NULL }, - { JUST_COPY, "newsyslog.conf", TRUE, NULL }, - { JUST_COPY, "nsmb.conf", TRUE, NULL }, - { JUST_COPY, "nsswitch.conf", TRUE, NULL }, - { JUST_COPY, "ntp.conf", TRUE, NULL }, - { JUST_COPY, "pam.conf", TRUE, NULL }, - { JUST_COPY, "passwd", TRUE, NULL }, - { JUST_COPY, "periodic", TRUE, NULL }, - { JUST_COPY, "pf.conf", TRUE, NULL }, - { JUST_COPY, "portsnap.conf", TRUE, NULL }, - { JUST_COPY, "ppp", TRUE, NULL }, - { JUST_COPY, "printcap", TRUE, NULL }, - { JUST_COPY, "profile", TRUE, NULL }, - { JUST_COPY, "protocols", TRUE, NULL }, - { JUST_COPY, "pwd.db", TRUE, NULL }, - { JUST_COPY, "rc.local", TRUE, NULL }, - { JUST_COPY, "rc.firewall", TRUE, NULL }, - { JUST_COPY, "rc.conf.local", TRUE, NULL }, - { JUST_COPY, "remote", TRUE, NULL }, - { JUST_COPY, "resolv.conf", TRUE, NULL }, - { JUST_COPY, "rmt", TRUE, NULL }, - { JUST_COPY, "sendmail.cf", TRUE, NULL }, - { JUST_COPY, "sendmail.cw", TRUE, NULL }, - { JUST_COPY, "services", TRUE, NULL }, - { JUST_COPY, "shells", TRUE, NULL }, - { JUST_COPY, "skeykeys", TRUE, NULL }, - { JUST_COPY, "snmpd.config", TRUE, NULL }, - { JUST_COPY, "spwd.db", TRUE, NULL }, - { JUST_COPY, "src.conf", TRUE, NULL }, - { JUST_COPY, "ssh", TRUE, NULL }, - { JUST_COPY, "sysctl.conf", TRUE, NULL }, - { JUST_COPY, "syslog.conf", TRUE, NULL }, - { JUST_COPY, "ttys", TRUE, NULL }, - { 0, NULL, FALSE, NULL }, -}; - -static void -traverseHitlist(HitList *h) -{ - system("rm -rf /etc/upgrade"); - Mkdir("/etc/upgrade"); - while (h->name) { - if (!file_readable(h->name)) { - if (!h->optional) - msgConfirm("Unable to find an old /etc/%s file! That is decidedly non-standard and\n" - "your upgraded system may function a little strangely as a result.", h->name); - } - else { - if (h->action == JUST_COPY) { - /* Move the just-loaded copy aside */ - vsystem("mv /etc/%s /etc/upgrade/%s", h->name, h->name); - - /* Copy the old one into its place */ - msgNotify("Resurrecting %s..", h->name); - /* Do this with tar so that symlinks and such are preserved */ - if (vsystem("tar cf - %s | tar xpf - -C /etc", h->name)) - msgConfirm("Unable to resurrect your old /etc/%s! Hmmmm.", h->name); - } - else /* call handler */ - h->handler(h); - } - ++h; - } -} - -int -installUpgrade(dialogMenuItem *self) -{ - char saved_etc[FILENAME_MAX]; - Boolean extractingBin = TRUE; - - if (variable_get(VAR_NONINTERACTIVE)) - return installUpgradeNonInteractive(self); - - variable_set2(SYSTEM_STATE, "upgrade", 0); - dialog_clear(); - - if (msgYesNo("Before beginning a binary upgrade, please review the upgrade instructions,\n" - "which are located in the \"Install\" document under the main documentation\n" - "menu. Given that you have read these instructions and understand the risks\n" - "and precautions involved, are you sure that you want to proceed with\n" - "this upgrade?") != 0) - return DITEM_FAILURE; - - if (!Dists) { - msgConfirm("First, you must select some distribution components. The upgrade procedure\n" - "will only upgrade the distributions you select in the next set of menus."); - if (!dmenuOpenSimple(&MenuDistributions, FALSE) || !Dists) - return DITEM_FAILURE; - } - else if (!(Dists & DIST_BASE)) { /* No base selected? Not much of an upgrade.. */ - if (msgYesNo("You didn't select the base distribution as one of the distributons to load.\n" - "This one is pretty vital to a successful upgrade. Are you SURE you don't\n" - "want to select the base distribution? Chose No to bring up the Distributions\n" - "menu again.") != 0) { - if (!dmenuOpenSimple(&MenuDistributions, FALSE)) - return DITEM_FAILURE; - } - } - - /* Still?! OK! They must know what they're doing.. */ - if (!(Dists & DIST_BASE)) - extractingBin = FALSE; - - if (RunningAsInit) { - Device **devs; - int i, cnt; - char *cp; - - cp = variable_get(VAR_DISK); - devs = deviceFind(cp, DEVICE_TYPE_DISK); - cnt = deviceCount(devs); - if (!cnt) { - msgConfirm("No disks found! Please verify that your disk controller is being\n" - "properly probed at boot time. See the Hardware Guide on the\n" - "Documentation menu for clues on diagnosing this type of problem."); - return DITEM_FAILURE | DITEM_RESTORE; - } - else { - /* Enable all the drives before we start */ - for (i = 0; i < cnt; i++) - devs[i]->enabled = TRUE; - } - - msgConfirm("OK. First, we're going to go to the disk label editor. In this editor\n" - "you will be expected to Mount any partitions you're interested in\n" - "upgrading. DO NOT set the Newfs flag to Y on anything in the label editor\n" - "unless you're absolutely sure you know what you're doing! In this\n" - "instance, you'll be using the label editor as little more than a fancy\n" - "screen-oriented partition mounting tool.\n\n" - "Once you're done in the label editor, press Q to return here for the next\n" - "step."); - - if (DITEM_STATUS(diskLabelEditor(self)) == DITEM_FAILURE) { - msgConfirm("The disk label editor returned an error status. Upgrade operation\n" - "aborted."); - return DITEM_FAILURE | DITEM_RESTORE; - } - - /* Don't write out MBR info */ - variable_set2(DISK_PARTITIONED, "written", 0); - if (DITEM_STATUS(diskLabelCommit(self)) == DITEM_FAILURE) { - msgConfirm("Not all file systems were properly mounted. Upgrade operation\n" - "aborted."); - variable_unset(DISK_PARTITIONED); - return DITEM_FAILURE | DITEM_RESTORE; - } - - msgNotify("Updating /stand on root filesystem"); - (void)vsystem("find -x /stand | cpio %s -pdum /mnt", cpioVerbosity()); - - if (DITEM_STATUS(chroot("/mnt")) == DITEM_FAILURE) { - msgConfirm("Unable to chroot to /mnt - something is wrong with the\n" - "root partition or the way it's mounted if this doesn't work."); - variable_unset(DISK_PARTITIONED); - return DITEM_FAILURE | DITEM_RESTORE; - } - chdir("/"); - installEnvironment(); - systemCreateHoloshell(); - } - - saved_etc[0] = '\0'; - - /* Don't allow sources to be upgraded if we have src already */ - if (directory_exists("/usr/src/") && (Dists & DIST_SRC)) { - Dists &= ~DIST_SRC; - SrcDists = 0; - msgConfirm("Warning: /usr/src exists and sources were selected as upgrade\n" - "targets. Unfortunately, this is not the way to upgrade your\n" - "sources - please use CTM or CVSup or some other method which\n" - "handles ``deletion events'', unlike this particular feature.\n\n" - "Your existing /usr/src will not be affected by this upgrade.\n"); - } - - if (extractingBin) { - while (!*saved_etc) { - char *cp = msgGetInput("/var/tmp/etc", "Under which directory do you wish to save your current /etc?"); - - if (!cp || !*cp || Mkdir(cp)) { - if (msgYesNo("Directory was not specified, was invalid or user selected Cancel.\n\n" - "Doing an upgrade without first backing up your /etc directory is a very\n" - "bad idea! Do you want to go back and specify the save directory again?") != 0) - break; - } - else { - SAFE_STRCPY(saved_etc, cp); - } - } - - if (saved_etc[0]) { - msgNotify("Preserving /etc directory.."); - if (vsystem("tar -cBpf - -C /etc . | tar --unlink -xBpf - -C %s", saved_etc)) - if (msgYesNo("Unable to backup your /etc into %s.\n" - "Do you want to continue anyway?", saved_etc) != 0) - return DITEM_FAILURE; - msgNotify("Preserving /root directory.."); - vsystem("tar -cBpf - -C / root | tar --unlink -xBpf - -C %s", saved_etc); - } - - msgNotify("chflags'ing old binaries - please wait."); - (void)vsystem("chflags -R noschg /bin /sbin /lib /libexec /usr/bin /usr/sbin /usr/lib /usr/libexec /var/empty /boot/kernel*"); - - if (directory_exists("/boot/kernel")) { - if (directory_exists("/boot/kernel.prev")) { - msgNotify("Removing /boot/kernel.prev"); - if (system("rm -fr /boot/kernel.prev")) { - msgConfirm("NOTICE: I'm trying to back up /boot/kernel to\n" - "/boot/kernel.prev, but /boot/kernel.prev exists and I\n" - "can't remove it. This means that the backup will, in\n" - "all probability, fail."); - } - } - msgNotify("Moving old kernel to /boot/kernel.prev"); - if (system("mv /boot/kernel /boot/kernel.prev")) { - if (!msgYesNo("Hmmm! I couldn't move the old kernel over! Do you want to\n" - "treat this as a big problem and abort the upgrade? Due to the\n" - "way that this upgrade process works, you will have to reboot\n" - "and start over from the beginning. Select Yes to reboot now")) - systemShutdown(1); - } - else - msgConfirm("NOTICE: Your old kernel is in /boot/kernel.prev should this\n" - "upgrade fail for any reason and you need to boot your old\n" - "kernel."); - } - } - -media: - /* We do this very late, but we unfortunately need to back up /etc first */ - if (!mediaVerify()) - return DITEM_FAILURE; - - if (!DEVICE_INIT(mediaDevice)) { - if (!msgYesNo("Couldn't initialize the media. Would you like\n" - "to adjust your media selection and try again?")) { - mediaDevice = NULL; - goto media; - } - else - return DITEM_FAILURE | DITEM_REDRAW | DITEM_RESTORE; - } - - msgNotify("Beginning extraction of distributions."); - if (DITEM_STATUS(distExtractAll(self)) == DITEM_FAILURE) { - msgConfirm("Hmmmm. We couldn't even extract the base distribution. This upgrade\n" - "should be considered a failure and started from the beginning, sorry!\n" - "The system will reboot now."); - dialog_clear(); - systemShutdown(1); - } - else if (Dists) { - if (!extractingBin || !(Dists & DIST_BASE)) { - msgNotify("The extraction process seems to have had some problems, but we got most\n" - "of the essentials. We'll treat this as a warning since it may have been\n" - "only non-essential distributions which failed to load."); - } - else { - msgConfirm("Hmmmm. We couldn't even extract the base distribution. This upgrade\n" - "should be considered a failure and started from the beginning, sorry!\n" - "The system will reboot now."); - dialog_clear(); - systemShutdown(1); - } - } - - if (extractingBin) - vsystem("disklabel -B `awk '$2~/\\/$/ {print substr($1, 6, 5)}' /etc/fstab`"); - msgNotify("First stage of upgrade completed successfully!\n\n" - "Next comes stage 2, where we attempt to resurrect your /etc\n" - "directory!"); - - if (chdir(saved_etc)) { - msgConfirm("Unable to go to your saved /etc directory in %s?! Argh!\n" - "Something went seriously wrong! It's quite possible that\n" - "your former /etc is toast. I hope you didn't have any\n" - "important customizations you wanted to keep in there.. :(", saved_etc); - } - else { - /* Now try to resurrect the /etc files */ - traverseHitlist(etc_files); - /* Resurrect the root dotfiles */ - vsystem("tar -cBpf - root | tar -xBpf - -C / && rm -rf root"); - } - - msgConfirm("Upgrade completed! All of your old /etc files have been restored.\n" - "For your reference, the new /etc files are in /etc/upgrade/ in case\n" - "you wish to upgrade these files by hand (though that should not be\n" - "strictly necessary). If your root partition is specified in /etc/fstab\n" - "using the old \"compatibility\" slice, you may also wish to update it to\n" - "use a fully qualified slice name in order to avoid warnings on startup.\n\n" - "When you're ready to reboot into the new system, simply exit the installation."); - return DITEM_SUCCESS | DITEM_REDRAW | DITEM_RESTORE; -} - -static int -installUpgradeNonInteractive(dialogMenuItem *self) -{ - char *saved_etc; - Boolean extractingBin = TRUE; - - variable_set2(SYSTEM_STATE, "upgrade", 0); - - /* Make sure at least BIN is selected */ - Dists |= DIST_BASE; - - if (RunningAsInit) { - Device **devs; - int i, cnt; - char *cp; - - cp = variable_get(VAR_DISK); - devs = deviceFind(cp, DEVICE_TYPE_DISK); - cnt = deviceCount(devs); - if (!cnt) { - msgConfirm("No disks found! Please verify that your disk controller is being\n" - "properly probed at boot time. See the Hardware Guide on the\n" - "Documentation menu for clues on diagnosing this type of problem."); - return DITEM_FAILURE; - } - else { - /* Enable all the drives before we start */ - for (i = 0; i < cnt; i++) - devs[i]->enabled = TRUE; - } - - msgConfirm("OK. First, we're going to go to the disk label editor. In this editor\n" - "you will be expected to Mount any partitions you're interested in\n" - "upgrading. DO NOT set the Newfs flag to Y on anything in the label editor\n" - "unless you're absolutely sure you know what you're doing! In this\n" - "instance, you'll be using the label editor as little more than a fancy\n" - "screen-oriented partition mounting tool.\n\n" - "Once you're done in the label editor, press Q to return here for the next\n" - "step."); - - if (DITEM_STATUS(diskLabelEditor(self)) == DITEM_FAILURE) { - msgConfirm("The disk label editor returned an error status. Upgrade operation\n" - "aborted."); - return DITEM_FAILURE; - } - - /* Don't write out MBR info */ - variable_set2(DISK_PARTITIONED, "written", 0); - if (DITEM_STATUS(diskLabelCommit(self)) == DITEM_FAILURE) { - msgConfirm("Not all file systems were properly mounted. Upgrade operation\n" - "aborted."); - variable_unset(DISK_PARTITIONED); - return DITEM_FAILURE; - } - - if (extractingBin) { - msgNotify("chflags'ing old binaries - please wait."); - (void)vsystem("chflags -R noschg /mnt/"); - } - msgNotify("Updating /stand on root filesystem"); - (void)vsystem("find -x /stand | cpio %s -pdum /mnt", cpioVerbosity()); - - if (DITEM_STATUS(chroot("/mnt")) == DITEM_FAILURE) { - msgConfirm("Unable to chroot to /mnt - something is wrong with the\n" - "root partition or the way it's mounted if this doesn't work."); - variable_unset(DISK_PARTITIONED); - return DITEM_FAILURE; - } - chdir("/"); - systemCreateHoloshell(); - } - - if (!mediaVerify() || !DEVICE_INIT(mediaDevice)) { - msgNotify("Upgrade: Couldn't initialize media."); - return DITEM_FAILURE; - } - - saved_etc = "/var/tmp/etc"; - Mkdir(saved_etc); - msgNotify("Preserving /etc directory.."); - if (vsystem("tar -cpBf - -C /etc . | tar -xpBf - -C %s", saved_etc)) { - msgNotify("Unable to backup your /etc into %s.", saved_etc); - return DITEM_FAILURE; - } - - /* - * Back up the old kernel, leaving it in place in case we - * crash and reboot. - */ - if (directory_exists("/boot/kernel")) { - if (directory_exists("/boot/kernel.prev")) { - msgNotify("Removing /boot/kernel.prev"); - if (system("rm -fr /boot/kernel.prev")) { - msgConfirm("NOTICE: I'm trying to back up /boot/kernel to\n" - "/boot/kernel.prev, but /boot/kernel.prev exists and I\n" - "can't remove it. This means that the backup will, in\n" - "all probability, fail."); - } - } - msgNotify("Copying old kernel to /boot/kernel.prev"); - vsystem("cp -Rp /boot/kernel /boot/kernel.prev"); - } - - msgNotify("Beginning extraction of distributions."); - if (DITEM_STATUS(distExtractAll(self)) == DITEM_FAILURE) { - msgConfirm("Hmmmm. We couldn't even extract the base distribution. This upgrade\n" - "should be considered a failure and started from the beginning, sorry!\n" - "The system will reboot now."); - dialog_clear(); - systemShutdown(1); - } - else if (Dists) { - if (!(Dists & DIST_BASE)) { - msgNotify("The extraction process seems to have had some problems, but we got most\n" - "of the essentials. We'll treat this as a warning since it may have been\n" - "only non-essential distributions which failed to upgrade."); - } - else { - msgConfirm("Hmmmm. We couldn't even extract the base distribution. This upgrade\n" - "should be considered a failure and started from the beginning, sorry!\n" - "The system will reboot now."); - dialog_clear(); - systemShutdown(1); - } - } - - msgNotify("First stage of upgrade completed successfully."); - if (vsystem("tar -cpBf - -C %s . | tar --unlink -xpBf - -C /etc", saved_etc)) { - msgNotify("Unable to resurrect your old /etc!"); - return DITEM_FAILURE; - } - return DITEM_SUCCESS | DITEM_REDRAW; -} |
