2 * The new sysinstall program.
4 * This is probably the last program in the `sysinstall' line - the next
5 * generation being essentially a complete rewrite.
7 * $FreeBSD: src/release/sysinstall/installUpgrade.c,v 1.71.2.12 2002/06/10 04:28:53 obrien Exp $
8 * $DragonFly: src/release/sysinstall/Attic/installUpgrade.c,v 1.2 2003/06/17 04:27:21 dillon Exp $
11 * Jordan Hubbard. All rights reserved.
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer,
18 * verbatim and that no modifications are made prior to this
20 * 2. Redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution.
24 * THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL JORDAN HUBBARD OR HIS PETS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 #include "sysinstall.h"
39 #include <sys/disklabel.h>
40 #include <sys/errno.h>
41 #include <sys/ioctl.h>
42 #include <sys/fcntl.h>
44 #include <sys/param.h>
47 #include <sys/mount.h>
49 static int installUpgradeNonInteractive(dialogMenuItem *self);
51 typedef struct _hitList {
52 enum { JUST_COPY, CALL_HANDLER } action ;
55 void (*handler)(struct _hitList *self);
58 /* These are the only meaningful files I know about */
59 static HitList etc_files [] = {
60 { JUST_COPY, "Xaccel.ini", TRUE, NULL },
61 { JUST_COPY, "X11", TRUE, NULL },
62 { JUST_COPY, "adduser.conf", TRUE, NULL },
63 { JUST_COPY, "aliases", TRUE, NULL },
64 { JUST_COPY, "aliases.db", TRUE, NULL },
65 { JUST_COPY, "amd.map", TRUE, NULL },
66 { JUST_COPY, "auth.conf", TRUE, NULL },
67 { JUST_COPY, "crontab", TRUE, NULL },
68 { JUST_COPY, "csh.cshrc", TRUE, NULL },
69 { JUST_COPY, "csh.login", TRUE, NULL },
70 { JUST_COPY, "csh.logout", TRUE, NULL },
71 { JUST_COPY, "cvsupfile", TRUE, NULL },
72 { JUST_COPY, "dhclient.conf", TRUE, NULL },
73 { JUST_COPY, "disktab", TRUE, NULL },
74 { JUST_COPY, "dm.conf", TRUE, NULL },
75 { JUST_COPY, "dumpdates", TRUE, NULL },
76 { JUST_COPY, "exports", TRUE, NULL },
77 { JUST_COPY, "fbtab", TRUE, NULL },
78 { JUST_COPY, "fstab", FALSE, NULL },
79 { JUST_COPY, "ftpusers", TRUE, NULL },
80 { JUST_COPY, "gettytab", TRUE, NULL },
81 { JUST_COPY, "gnats", TRUE, NULL },
82 { JUST_COPY, "group", FALSE, NULL },
83 { JUST_COPY, "hosts", TRUE, NULL },
84 { JUST_COPY, "host.conf", TRUE, NULL },
85 { JUST_COPY, "hosts.allow", TRUE, NULL },
86 { JUST_COPY, "hosts.equiv", TRUE, NULL },
87 { JUST_COPY, "hosts.lpd", TRUE, NULL },
88 { JUST_COPY, "inetd.conf", TRUE, NULL },
89 { JUST_COPY, "kerberosIV", TRUE, NULL },
90 { JUST_COPY, "localtime", TRUE, NULL },
91 { JUST_COPY, "login.access", TRUE, NULL },
92 { JUST_COPY, "login.conf", TRUE, NULL },
93 { JUST_COPY, "mail", TRUE, NULL },
94 { JUST_COPY, "mail.rc", TRUE, NULL },
95 { JUST_COPY, "make.conf", TRUE, NULL },
96 { JUST_COPY, "manpath.config", TRUE, NULL },
97 { JUST_COPY, "master.passwd", FALSE, NULL },
98 { JUST_COPY, "modems", TRUE, NULL },
99 { JUST_COPY, "motd", TRUE, NULL },
100 { JUST_COPY, "namedb", TRUE, NULL },
101 { JUST_COPY, "networks", TRUE, NULL },
102 { JUST_COPY, "newsyslog.conf", TRUE, NULL },
103 { JUST_COPY, "nsmb.conf", TRUE, NULL },
104 { JUST_COPY, "pam.conf", TRUE, NULL },
105 { JUST_COPY, "passwd", TRUE, NULL },
106 { JUST_COPY, "periodic", TRUE, NULL },
107 { JUST_COPY, "ppp", TRUE, NULL },
108 { JUST_COPY, "printcap", TRUE, NULL },
109 { JUST_COPY, "profile", TRUE, NULL },
110 { JUST_COPY, "pwd.db", TRUE, NULL },
111 { JUST_COPY, "rc.local", TRUE, NULL },
112 { JUST_COPY, "rc.firewall", TRUE, NULL },
113 { JUST_COPY, "rc.conf.local", TRUE, NULL },
114 { JUST_COPY, "remote", TRUE, NULL },
115 { JUST_COPY, "resolv.conf", TRUE, NULL },
116 { JUST_COPY, "rmt", TRUE, NULL },
117 { JUST_COPY, "sendmail.cf", TRUE, NULL },
118 { JUST_COPY, "sendmail.cw", TRUE, NULL },
119 { JUST_COPY, "services", TRUE, NULL },
120 { JUST_COPY, "shells", TRUE, NULL },
121 { JUST_COPY, "skeykeys", TRUE, NULL },
122 { JUST_COPY, "spwd.db", TRUE, NULL },
123 { JUST_COPY, "ssh", TRUE, NULL },
124 { JUST_COPY, "syslog.conf", TRUE, NULL },
125 { JUST_COPY, "ttys", TRUE, NULL },
126 { JUST_COPY, "uucp", TRUE, NULL },
131 traverseHitlist(HitList *h)
133 system("rm -rf /etc/upgrade");
134 Mkdir("/etc/upgrade");
136 if (!file_readable(h->name)) {
138 msgConfirm("Unable to find an old /etc/%s file! That is decidedly non-standard and\n"
139 "your upgraded system may function a little strangely as a result.", h->name);
142 if (h->action == JUST_COPY) {
143 /* Move the just-loaded copy aside */
144 vsystem("mv /etc/%s /etc/upgrade/%s", h->name, h->name);
146 /* Copy the old one into its place */
147 msgNotify("Resurrecting %s..", h->name);
148 /* Do this with tar so that symlinks and such are preserved */
149 if (vsystem("tar cf - %s | tar xpf - -C /etc", h->name))
150 msgConfirm("Unable to resurrect your old /etc/%s! Hmmmm.", h->name);
152 else /* call handler */
160 installUpgrade(dialogMenuItem *self)
162 char saved_etc[FILENAME_MAX];
163 Boolean extractingBin = TRUE;
165 if (variable_get(VAR_NONINTERACTIVE))
166 return installUpgradeNonInteractive(self);
168 variable_set2(SYSTEM_STATE, "upgrade", 0);
171 if (msgYesNo("Before beginning a binary upgrade, please review the upgrade instructions,\n"
172 "which are located in the \"Install\" document under the main documentation\n"
173 "menu. Given that you have read these instructions and understand the risks\n"
174 "and precautions involved, are you sure that you want to proceed with\n"
175 "this upgrade?") != 0)
176 return DITEM_FAILURE;
179 msgConfirm("First, you must select some distribution components. The upgrade procedure\n"
180 "will only upgrade the distributions you select in the next set of menus.");
181 if (!dmenuOpenSimple(&MenuDistributions, FALSE) || !Dists)
182 return DITEM_FAILURE;
184 else if (!(Dists & DIST_BIN)) { /* No bin selected? Not much of an upgrade.. */
185 if (msgYesNo("You didn't select the bin distribution as one of the distributons to load.\n"
186 "This one is pretty vital to a successful upgrade. Are you SURE you don't\n"
187 "want to select the bin distribution? Chose No to bring up the Distributions\n"
188 "menu again.") != 0) {
189 if (!dmenuOpenSimple(&MenuDistributions, FALSE))
190 return DITEM_FAILURE;
194 /* Still?! OK! They must know what they're doing.. */
195 if (!(Dists & DIST_BIN))
196 extractingBin = FALSE;
203 cp = variable_get(VAR_DISK);
204 devs = deviceFind(cp, DEVICE_TYPE_DISK);
205 cnt = deviceCount(devs);
207 msgConfirm("No disks found! Please verify that your disk controller is being\n"
208 "properly probed at boot time. See the Hardware Guide on the\n"
209 "Documentation menu for clues on diagnosing this type of problem.");
210 return DITEM_FAILURE | DITEM_RESTORE;
213 /* Enable all the drives before we start */
214 for (i = 0; i < cnt; i++)
215 devs[i]->enabled = TRUE;
218 msgConfirm("OK. First, we're going to go to the disk label editor. In this editor\n"
219 "you will be expected to Mount any partitions you're interested in\n"
220 "upgrading. DO NOT set the Newfs flag to Y on anything in the label editor\n"
221 "unless you're absolutely sure you know what you're doing! In this\n"
222 "instance, you'll be using the label editor as little more than a fancy\n"
223 "screen-oriented partition mounting tool.\n\n"
224 "Once you're done in the label editor, press Q to return here for the next\n"
227 if (DITEM_STATUS(diskLabelEditor(self)) == DITEM_FAILURE) {
228 msgConfirm("The disk label editor returned an error status. Upgrade operation\n"
230 return DITEM_FAILURE | DITEM_RESTORE;
233 /* Don't write out MBR info */
234 variable_set2(DISK_PARTITIONED, "written", 0);
235 if (DITEM_STATUS(diskLabelCommit(self)) == DITEM_FAILURE) {
236 msgConfirm("Not all file systems were properly mounted. Upgrade operation\n"
238 variable_unset(DISK_PARTITIONED);
239 return DITEM_FAILURE | DITEM_RESTORE;
242 msgNotify("Updating /stand on root filesystem");
243 (void)vsystem("find -x /stand | cpio %s -pdum /mnt", cpioVerbosity());
245 if (DITEM_STATUS(chroot("/mnt")) == DITEM_FAILURE) {
246 msgConfirm("Unable to chroot to /mnt - something is wrong with the\n"
247 "root partition or the way it's mounted if this doesn't work.");
248 variable_unset(DISK_PARTITIONED);
249 return DITEM_FAILURE | DITEM_RESTORE;
252 installEnvironment();
253 systemCreateHoloshell();
258 /* Don't allow sources to be upgraded unless if we have src already */
259 if (directory_exists("/usr/src/") && (Dists & DIST_SRC)) {
262 msgConfirm("Warning: /usr/src exists and sources were selected as upgrade\n"
263 "targets. Unfortunately, this is not the way to upgrade your\n"
264 "sources - please use CTM or CVSup or some other method which\n"
265 "handles ``deletion events'', unlike this particular feature.\n\n"
266 "Your existing /usr/src will not be affected by this upgrade.\n");
270 while (!*saved_etc) {
271 char *cp = msgGetInput("/var/tmp/etc", "Under which directory do you wish to save your current /etc?");
273 if (!cp || !*cp || Mkdir(cp)) {
274 if (msgYesNo("Directory was not specified, was invalid or user selected Cancel.\n\n"
275 "Doing an upgrade without first backing up your /etc directory is a very\n"
276 "bad idea! Do you want to go back and specify the save directory again?") != 0)
280 SAFE_STRCPY(saved_etc, cp);
285 msgNotify("Preserving /etc directory..");
286 if (vsystem("tar -cBpf - -C /etc . | tar --unlink -xBpf - -C %s", saved_etc))
287 if (msgYesNo("Unable to backup your /etc into %s.\n"
288 "Do you want to continue anyway?", saved_etc) != 0)
289 return DITEM_FAILURE;
290 msgNotify("Preserving /root directory..");
291 vsystem("tar -cBpf - -C / root | tar --unlink -xBpf - -C %s", saved_etc);
294 msgNotify("chflags'ing old binaries - please wait.");
295 (void)vsystem("chflags -R noschg /bin /sbin /usr/sbin /usr/bin /usr/lib /usr/libexec /kernel*");
297 if (file_readable("/kernel")) {
298 msgNotify("Moving old kernel to /kernel.prev");
299 if (system("mv /kernel /kernel.prev")) {
300 if (!msgYesNo("Hmmm! I couldn't move the old kernel over! Do you want to\n"
301 "treat this as a big problem and abort the upgrade? Due to the\n"
302 "way that this upgrade process works, you will have to reboot\n"
303 "and start over from the beginning. Select Yes to reboot now"))
307 msgConfirm("NOTICE: Your old kernel is in /kernel.prev should this upgrade\n"
308 "fail for any reason and you need to boot your old kernel");
313 /* We do this very late, but we unfortunately need to back up /etc first */
315 return DITEM_FAILURE;
317 if (!DEVICE_INIT(mediaDevice)) {
318 if (!msgYesNo("Couldn't initialize the media. Would you like\n"
319 "to adjust your media selection and try again?")) {
324 return DITEM_FAILURE | DITEM_REDRAW | DITEM_RESTORE;
327 msgNotify("Beginning extraction of distributions..");
328 if (DITEM_STATUS(distExtractAll(self)) == DITEM_FAILURE) {
329 msgConfirm("Hmmmm. We couldn't even extract the bin distribution. This upgrade\n"
330 "should be considered a failure and started from the beginning, sorry!\n"
331 "The system will reboot now.");
336 if (!extractingBin || !(Dists & DIST_BIN)) {
337 msgNotify("The extraction process seems to have had some problems, but we got most\n"
338 "of the essentials. We'll treat this as a warning since it may have been\n"
339 "only non-essential distributions which failed to load.");
342 msgConfirm("Hmmmm. We couldn't even extract the bin distribution. This upgrade\n"
343 "should be considered a failure and started from the beginning, sorry!\n"
344 "The system will reboot now.");
351 vsystem("disklabel -B `awk '$2~/\\/$/ {print substr($1, 6, 3)}' /etc/fstab`");
352 msgNotify("First stage of upgrade completed successfully!\n\n"
353 "Next comes stage 2, where we attempt to resurrect your /etc\n"
356 if (saved_etc && chdir(saved_etc)) {
357 msgConfirm("Unable to go to your saved /etc directory in %s?! Argh!\n"
358 "Something went seriously wrong! It's quite possible that\n"
359 "your former /etc is toast. I hope you didn't have any\n"
360 "important customizations you wanted to keep in there.. :(", saved_etc);
363 /* Now try to resurrect the /etc files */
364 traverseHitlist(etc_files);
365 /* Resurrect the root dotfiles */
366 vsystem("tar -cBpf - root | tar -xBpf - -C / && rm -rf root");
369 msgConfirm("Upgrade completed! All of your old /etc files have been restored.\n"
370 "For your reference, the new /etc files are in /etc/upgrade/ in case\n"
371 "you wish to upgrade these files by hand (though that should not be\n"
372 "strictly necessary). If your root partition is specified in /etc/fstab\n"
373 "using the old \"compatibility\" slice, you may also wish to update it to\n"
374 "use a fully qualified slice name in order to avoid warnings on startup.\n\n"
375 "When you're ready to reboot into the new system, simply exit the installation.");
376 return DITEM_SUCCESS | DITEM_REDRAW | DITEM_RESTORE;
380 installUpgradeNonInteractive(dialogMenuItem *self)
383 Boolean extractingBin = TRUE;
385 variable_set2(SYSTEM_STATE, "upgrade", 0);
387 /* Make sure at least BIN is selected */
395 cp = variable_get(VAR_DISK);
396 devs = deviceFind(cp, DEVICE_TYPE_DISK);
397 cnt = deviceCount(devs);
399 msgConfirm("No disks found! Please verify that your disk controller is being\n"
400 "properly probed at boot time. See the Hardware Guide on the\n"
401 "Documentation menu for clues on diagnosing this type of problem.");
402 return DITEM_FAILURE;
405 /* Enable all the drives befor we start */
406 for (i = 0; i < cnt; i++)
407 devs[i]->enabled = TRUE;
410 msgConfirm("OK. First, we're going to go to the disk label editor. In this editor\n"
411 "you will be expected to Mount any partitions you're interested in\n"
412 "upgrading. DO NOT set the Newfs flag to Y on anything in the label editor\n"
413 "unless you're absolutely sure you know what you're doing! In this\n"
414 "instance, you'll be using the label editor as little more than a fancy\n"
415 "screen-oriented partition mounting tool.\n\n"
416 "Once you're done in the label editor, press Q to return here for the next\n"
419 if (DITEM_STATUS(diskLabelEditor(self)) == DITEM_FAILURE) {
420 msgConfirm("The disk label editor returned an error status. Upgrade operation\n"
422 return DITEM_FAILURE;
425 /* Don't write out MBR info */
426 variable_set2(DISK_PARTITIONED, "written", 0);
427 if (DITEM_STATUS(diskLabelCommit(self)) == DITEM_FAILURE) {
428 msgConfirm("Not all file systems were properly mounted. Upgrade operation\n"
430 variable_unset(DISK_PARTITIONED);
431 return DITEM_FAILURE;
435 msgNotify("chflags'ing old binaries - please wait.");
436 (void)vsystem("chflags -R noschg /mnt/");
438 msgNotify("Updating /stand on root filesystem");
439 (void)vsystem("find -x /stand | cpio %s -pdum /mnt", cpioVerbosity());
441 if (DITEM_STATUS(chroot("/mnt")) == DITEM_FAILURE) {
442 msgConfirm("Unable to chroot to /mnt - something is wrong with the\n"
443 "root partition or the way it's mounted if this doesn't work.");
444 variable_unset(DISK_PARTITIONED);
445 return DITEM_FAILURE;
448 systemCreateHoloshell();
451 if (!mediaVerify() || !DEVICE_INIT(mediaDevice)) {
452 msgNotify("Upgrade: Couldn't initialize media.");
453 return DITEM_FAILURE;
456 saved_etc = "/var/tmp/etc";
458 msgNotify("Preserving /etc directory..");
459 if (vsystem("tar -cpBf - -C /etc . | tar -xpBf - -C %s", saved_etc)) {
460 msgNotify("Unable to backup your /etc into %s.", saved_etc);
461 return DITEM_FAILURE;
464 if (file_readable("/kernel")) {
465 msgNotify("Moving old kernel to /kernel.prev");
466 if (!system("chflags noschg /kernel && mv /kernel /kernel.prev")) {
467 /* Give us a working kernel in case we crash and reboot */
468 system("cp /kernel.prev /kernel");
472 msgNotify("Beginning extraction of distributions..");
473 if (DITEM_STATUS(distExtractAll(self)) == DITEM_FAILURE) {
474 msgConfirm("Hmmmm. We couldn't even extract the bin distribution. This upgrade\n"
475 "should be considered a failure and started from the beginning, sorry!\n"
476 "The system will reboot now.");
481 if (!(Dists & DIST_BIN)) {
482 msgNotify("The extraction process seems to have had some problems, but we got most\n"
483 "of the essentials. We'll treat this as a warning since it may have been\n"
484 "only non-essential distributions which failed to upgrade.");
487 msgConfirm("Hmmmm. We couldn't even extract the bin distribution. This upgrade\n"
488 "should be considered a failure and started from the beginning, sorry!\n"
489 "The system will reboot now.");
495 msgNotify("First stage of upgrade completed successfully.");
496 if (vsystem("tar -cpBf - -C %s . | tar --unlink -xpBf - -C /etc", saved_etc)) {
497 msgNotify("Unable to resurrect your old /etc!");
498 return DITEM_FAILURE;
500 return DITEM_SUCCESS | DITEM_REDRAW;