1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29
30
31
32 #include <stdio.h>
33 #include <errno.h>
34 #include <string.h>
35 #include <stdlib.h>
36 #include <unistd.h>
37 #include <pkgdev.h>
38 #include <pkginfo.h>
39 #include <sys/types.h>
40 #include <devmgmt.h>
41 #include <sys/mount.h>
42 #include "pkglib.h"
43 #include "pkglibmsgs.h"
44 #include "pkglocale.h"
45
46 /* libadm.a */
47 extern int getvol(char *device, char *label, int options, char *prompt);
48
49 #define CMDSIZ 256
50
51 int
pkgmount(struct pkgdev * devp,char * pkg,int part,int nparts,int getvolflg)52 pkgmount(struct pkgdev *devp, char *pkg, int part, int nparts, int getvolflg)
53 {
54 int n;
55 char *pt, prompt[64], cmd[CMDSIZ];
56 FILE *pp;
57
58 if (getuid()) {
59 progerr(pkg_gt(ERR_NOTROOT));
60 return (99);
61 }
62
63 if (part && nparts) {
64 if (pkg) {
65 (void) snprintf(prompt, sizeof (prompt),
66 pkg_gt(LABEL0), part, nparts, pkg);
67 } else {
68 (void) snprintf(prompt, sizeof (prompt),
69 pkg_gt(LABEL1), part, nparts);
70 }
71 } else if (pkg)
72 (void) snprintf(prompt, sizeof (prompt), pkg_gt(LABEL2), pkg);
73 else
74 (void) snprintf(prompt, sizeof (prompt), pkg_gt(LABEL3));
75
76 n = 0;
77 for (;;) {
78 if (!getvolflg && n)
79 /*
80 * Return to caller if not prompting
81 * and error was encountered.
82 */
83 return (-1);
84 if (getvolflg && (n = getvol(devp->bdevice, NULL,
85 (devp->rdonly ? 0 : DM_FORMFS|DM_WLABEL), prompt))) {
86 if (n == 3)
87 return (3);
88 if (n == 2)
89 progerr(pkg_gt("unknown device <%s>"),
90 devp->bdevice);
91 else
92 progerr(
93 pkg_gt("unable to obtain package volume"));
94 return (99);
95 }
96
97 if (devp->fstyp == NULL) {
98 (void) snprintf(cmd, sizeof (cmd),
99 "%s %s", FSTYP, devp->bdevice);
100 if ((pp = epopen(cmd, "r")) == NULL) {
101 rpterr();
102 logerr(pkg_gt(ERR_FSTYP), devp->bdevice);
103 n = -1;
104 continue;
105 }
106 cmd[0] = '\0';
107 if (fgets(cmd, CMDSIZ, pp) == NULL) {
108 logerr(pkg_gt(ERR_FSTYP), devp->bdevice);
109 (void) pclose(pp);
110 n = -1;
111 continue;
112 }
113 if (epclose(pp)) {
114 rpterr();
115 logerr(pkg_gt(ERR_FSTYP), devp->bdevice);
116 n = -1;
117 continue;
118 }
119 if (pt = strpbrk(cmd, " \t\n"))
120 *pt = '\0';
121 if (cmd[0] == '\0') {
122 logerr(pkg_gt(ERR_FSTYP), devp->bdevice);
123 n = -1;
124 continue;
125 }
126 devp->fstyp = strdup(cmd);
127 }
128
129 if (devp->rdonly) {
130 n = pkgexecl(NULL, NULL, NULL, NULL, MOUNT, "-r", "-F",
131 devp->fstyp, devp->bdevice, devp->mount, NULL);
132 } else {
133 n = pkgexecl(NULL, NULL, NULL, NULL, MOUNT, "-F",
134 devp->fstyp, devp->bdevice, devp->mount, NULL);
135 }
136 if (n) {
137 progerr(pkg_gt("mount of %s failed"), devp->bdevice);
138 continue;
139 }
140 devp->mntflg++;
141 break;
142 }
143 return (0);
144 }
145
146 int
pkgumount(struct pkgdev * devp)147 pkgumount(struct pkgdev *devp)
148 {
149 int n = 1;
150 int retry = 10;
151
152 if (!devp->mntflg)
153 return (0);
154
155 while (n != 0 && retry-- > 0) {
156 n = pkgexecl(NULL, NULL, NULL, NULL, UMOUNT, devp->bdevice,
157 NULL);
158 if (n != 0) {
159 progerr(pkg_gt("retrying umount of %s"),
160 devp->bdevice);
161 (void) sleep(5);
162 }
163 }
164 if (n == 0)
165 devp->mntflg = 0;
166 return (n);
167 }
168