Annotation of src/usr.sbin/sysinst/upgrade.c, Revision 1.16
1.16 ! martin 1: /* $NetBSD: upgrade.c,v 1.15 2020/02/06 19:08:38 martin Exp $ */
1.1 dholland 2:
3: /*
4: * Copyright 1997 Piermont Information Systems Inc.
5: * All rights reserved.
6: *
7: * Written by Philip A. Nelson for Piermont Information Systems Inc.
8: *
9: * Redistribution and use in source and binary forms, with or without
10: * modification, are permitted provided that the following conditions
11: * are met:
12: * 1. Redistributions of source code must retain the above copyright
13: * notice, this list of conditions and the following disclaimer.
14: * 2. Redistributions in binary form must reproduce the above copyright
15: * notice, this list of conditions and the following disclaimer in the
16: * documentation and/or other materials provided with the distribution.
17: * 3. The name of Piermont Information Systems Inc. may not be used to endorse
18: * or promote products derived from this software without specific prior
19: * written permission.
20: *
21: * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
22: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24: * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
25: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31: * THE POSSIBILITY OF SUCH DAMAGE.
32: *
33: */
34:
35: /* upgrade.c -- upgrade an installation. */
36:
37: #include <sys/param.h>
38: #include <stdio.h>
39: #include <curses.h>
40: #include <errno.h>
41: #include "defs.h"
42: #include "msg_defs.h"
43: #include "menu_defs.h"
44:
45: /*
46: * local prototypes
47: */
48: static int save_X(const char *);
49: static int merge_X(const char *);
50:
51: /*
52: * Do the system upgrade.
53: */
54: void
55: do_upgrade(void)
56: {
1.12 martin 57: struct install_partition_desc install = {};
1.2 martin 58: int retcode = 0;
59: partman_go = 0;
1.1 dholland 60:
61: msg_display(MSG_upgradeusure);
1.4 martin 62: if (!ask_noyes(NULL))
1.1 dholland 63: return;
64:
1.13 martin 65: if (find_disks(msg_string(MSG_upgrade), !root_is_read_only()) < 0)
1.1 dholland 66: return;
67:
1.15 martin 68: if (pm->parts == NULL && !pm->cur_system && !pm->no_part) {
1.10 martin 69: hit_enter_to_continue(MSG_noroot, NULL);
70: return;
71: }
72:
1.15 martin 73: if (!pm->cur_system && pm->parts != NULL) {
1.12 martin 74: if (pm->parts->pscheme->pre_update_verify) {
75: if (pm->parts->pscheme->pre_update_verify(pm->parts))
76: pm->parts->pscheme->write_to_disk(pm->parts);
77: }
78:
79: install_desc_from_parts(&install, pm->parts);
1.15 martin 80: } else if (pm->cur_system) {
1.12 martin 81: install.cur_system = true;
1.7 martin 82: }
83:
1.9 martin 84: if (set_swap_if_low_ram(&install) < 0)
85: return;
86:
1.7 martin 87: if (md_pre_update(&install) < 0)
88: goto free_install;
1.1 dholland 89:
1.7 martin 90: if (mount_disks(&install) != 0)
91: goto free_install;
1.1 dholland 92:
93:
94: /*
95: * Save X symlink, ...
96: */
97: if (save_X("/usr/X11R6"))
1.7 martin 98: goto free_install;
1.1 dholland 99: if (save_X("/usr/X11R7"))
1.7 martin 100: goto free_install;
1.1 dholland 101:
102: #ifdef AOUT2ELF
103: move_aout_libs();
104: #endif
105: /* Do any md updating of the file systems ... e.g. bootblocks,
106: copy file systems ... */
1.7 martin 107: /* XXX pass install here too */
108: if (!md_update(&install))
109: goto free_install;
1.1 dholland 110:
111: wrefresh(curscr);
112: wmove(stdscr, 0, 0);
113: wclear(stdscr);
114: wrefresh(stdscr);
115:
116: /* Done with disks. Ready to get and unpack tarballs. */
1.2 martin 117: process_menu(MENU_distset, &retcode);
118: if (retcode == 0)
1.7 martin 119: goto free_install;
1.1 dholland 120: if (get_and_unpack_sets(1, MSG_disksetupdoneupdate,
121: MSG_upgrcomplete, MSG_abortupgr) != 0)
1.7 martin 122: goto free_install;
1.1 dholland 123:
1.7 martin 124: if (md_post_extract(&install))
125: goto free_install;
1.1 dholland 126:
127: merge_X("/usr/X11R6");
128: merge_X("/usr/X11R7");
129:
130: sanity_check();
1.7 martin 131:
132: free_install:
133: free_install_desc(&install);
1.1 dholland 134: }
135:
136: /*
137: * Save X symlink to X.old so it can be recovered later
138: */
139: static int
140: save_X(const char *xroot)
141: {
142: char newx[MAXPATHLEN], oldx[MAXPATHLEN];
143:
144: strlcpy(newx, xroot, sizeof(newx));
145: strlcat(newx, "/bin/X", sizeof(newx));
146: strlcpy(oldx, newx, sizeof(oldx));
147: strlcat(oldx, ".old", sizeof(oldx));
148:
149: /* Only care for X if it's a symlink */
150: if (target_symlink_exists_p(newx)) {
151: if (target_symlink_exists_p(oldx)) {
1.8 christos 152: msg_fmt_display(MSG_X_oldexists,
153: "%s%s%s%s%s%s%s%s%s%s%s",
1.1 dholland 154: xroot, xroot, xroot, xroot, xroot, xroot, xroot,
1.8 christos 155: xroot, xroot, xroot, xroot);
1.7 martin 156: hit_enter_to_continue(NULL, NULL);
1.1 dholland 157: return EEXIST;
158: }
159:
160: #ifdef DEBUG
161: printf("saving %s as %s ...", newx, oldx);
162: #endif
163:
164: /* Move target .../X to .../X.old. Abort on error. */
165: mv_within_target_or_die(newx, oldx);
166: }
167:
168: return 0;
169: }
170:
171: /*
172: * Merge back saved target X files after unpacking the new
173: * sets has completed.
174: */
175: static int
176: merge_X(const char *xroot)
177: {
178: char newx[MAXPATHLEN], oldx[MAXPATHLEN];
179:
180: strlcpy(newx, xroot, sizeof(newx));
181: strlcat(newx, "/bin/X", sizeof(newx));
182: strlcpy(oldx, newx, sizeof(oldx));
183: strlcat(oldx, ".old", sizeof(oldx));
184:
185: if (target_symlink_exists_p(oldx)) {
186: /* Only move back X if it's a symlink - we don't want
187: * to restore old binaries */
188: mv_within_target_or_die(oldx, newx);
189: }
190:
191: return 0;
192: }
193:
194: /*
195: * Unpacks sets, clobbering existing contents.
196: */
197: void
1.11 martin 198: do_reinstall_sets()
1.1 dholland 199: {
1.12 martin 200: struct install_partition_desc install = {};
1.2 martin 201: int retcode = 0;
1.11 martin 202: partman_go = 0;
1.1 dholland 203:
204: unwind_mounts();
205: msg_display(MSG_reinstallusure);
1.4 martin 206: if (!ask_noyes(NULL))
1.1 dholland 207: return;
208:
1.13 martin 209: if (find_disks(msg_string(MSG_reinstall), !root_is_read_only()) < 0)
1.1 dholland 210: return;
211:
1.16 ! martin 212: if (!pm->cur_system && pm->parts != NULL) {
1.12 martin 213: install_desc_from_parts(&install, pm->parts);
1.16 ! martin 214: } else if (pm->cur_system) {
1.12 martin 215: install.cur_system = true;
1.11 martin 216: }
217:
218: if (mount_disks(&install) != 0)
219: goto free_install;
1.1 dholland 220:
221: /* Unpack the distribution. */
1.2 martin 222: process_menu(MENU_distset, &retcode);
223: if (retcode == 0)
1.11 martin 224: goto free_install;
1.1 dholland 225: if (get_and_unpack_sets(0, NULL, MSG_unpackcomplete, MSG_abortunpack) != 0)
1.11 martin 226: goto free_install;
1.1 dholland 227:
228: sanity_check();
1.11 martin 229:
230: free_install:
231: free_install_desc(&install);
1.1 dholland 232: }
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