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comparison usr/src/cmd/fm/schemes/pkg/scheme.c @ 0:c9caec207d52 b86

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Initial porting based on b86
author Koji Uno <koji.uno@sun.com>
date Tue, 02 Jun 2009 18:56:50 +0900
parents
children 1a15d5aaf794
comparison
equal deleted inserted replaced
-1:000000000000 0:c9caec207d52
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, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #pragma ident "@(#)scheme.c 1.3 05/06/08 SMI"
28
29 #include <fm/fmd_fmri.h>
30
31 /*
32 * buf_append -- Append str to buf (if it's non-NULL). Place prepend
33 * in buf in front of str and append behind it (if they're non-NULL).
34 * Continue to update size even if we run out of space to actually
35 * stuff characters in the buffer.
36 */
37 static void
38 buf_append(ssize_t *sz, char *buf, size_t buflen, char *str,
39 char *prepend, char *append)
40 {
41 ssize_t left;
42
43 if (str == NULL)
44 return;
45
46 if (buflen == 0 || (left = buflen - *sz) < 0)
47 left = 0;
48
49 if (buf != NULL && left != 0)
50 buf += *sz;
51
52 if (prepend == NULL && append == NULL)
53 *sz += snprintf(buf, left, "%s", str);
54 else if (append == NULL)
55 *sz += snprintf(buf, left, "%s%s", prepend, str);
56 else if (prepend == NULL)
57 *sz += snprintf(buf, left, "%s%s", str, append);
58 else
59 *sz += snprintf(buf, left, "%s%s%s", prepend, str, append);
60 }
61
62 ssize_t
63 fmd_fmri_nvl2str(nvlist_t *nvl, char *buf, size_t buflen)
64 {
65 nvlist_t *anvl = NULL;
66 uint8_t version;
67 ssize_t size = 0;
68 char *pkgname = NULL;
69 char *achas = NULL;
70 char *adom = NULL;
71 char *aprod = NULL;
72 char *asrvr = NULL;
73 char *ahost = NULL;
74 int more_auth = 0;
75 int err;
76
77 if (nvlist_lookup_uint8(nvl, FM_VERSION, &version) != 0 ||
78 version > FM_PKG_SCHEME_VERSION)
79 return (fmd_fmri_set_errno(EINVAL));
80
81 /* Get authority, if present */
82 err = nvlist_lookup_nvlist(nvl, FM_FMRI_AUTHORITY, &anvl);
83 if (err != 0 && err != ENOENT)
84 return (fmd_fmri_set_errno(err));
85
86 /*
87 * For brevity, we only include the pkgname and any authority
88 * info present in the FMRI in our output string. The FMRI
89 * also has data on the package directory and version.
90 */
91 err = nvlist_lookup_string(nvl, FM_FMRI_PKG_INST, &pkgname);
92 if (err != 0 || pkgname == NULL)
93 return (fmd_fmri_set_errno(EINVAL));
94
95 if (anvl != NULL) {
96 (void) nvlist_lookup_string(anvl,
97 FM_FMRI_AUTH_PRODUCT, &aprod);
98 (void) nvlist_lookup_string(anvl,
99 FM_FMRI_AUTH_CHASSIS, &achas);
100 (void) nvlist_lookup_string(anvl,
101 FM_FMRI_AUTH_DOMAIN, &adom);
102 (void) nvlist_lookup_string(anvl,
103 FM_FMRI_AUTH_SERVER, &asrvr);
104 (void) nvlist_lookup_string(anvl,
105 FM_FMRI_AUTH_HOST, &ahost);
106 if (aprod != NULL)
107 more_auth++;
108 if (achas != NULL)
109 more_auth++;
110 if (adom != NULL)
111 more_auth++;
112 if (asrvr != NULL)
113 more_auth++;
114 if (ahost != NULL)
115 more_auth++;
116 }
117
118 /* pkg:// */
119 buf_append(&size, buf, buflen, FM_FMRI_SCHEME_PKG, NULL, "://");
120
121 /* authority, if any */
122 if (aprod != NULL)
123 buf_append(&size, buf, buflen, aprod, FM_FMRI_AUTH_PRODUCT "=",
124 --more_auth > 0 ? "," : NULL);
125 if (achas != NULL)
126 buf_append(&size, buf, buflen, achas, FM_FMRI_AUTH_CHASSIS "=",
127 --more_auth > 0 ? "," : NULL);
128 if (adom != NULL)
129 buf_append(&size, buf, buflen, adom, FM_FMRI_AUTH_DOMAIN "=",
130 --more_auth > 0 ? "," : NULL);
131 if (asrvr != NULL)
132 buf_append(&size, buf, buflen, asrvr, FM_FMRI_AUTH_SERVER "=",
133 --more_auth > 0 ? "," : NULL);
134 if (ahost != NULL)
135 buf_append(&size, buf, buflen, ahost, FM_FMRI_AUTH_HOST "=",
136 NULL);
137
138 /* pkg-name part */
139 buf_append(&size, buf, buflen, pkgname, "/", NULL);
140
141 return (size);
142 }
143
144 /*
145 * fmd_fmri_present() is called by fmadm to determine if a faulty ASRU
146 * is still present in the system. In general we don't expect to get
147 * ASRUs in this scheme, so it's unlikely this routine will get called.
148 * In case it does, though, we just return true by default, as we have no
149 * real way to look up the component in the system configuration.
150 */
151 /*ARGSUSED*/
152 int
153 fmd_fmri_present(nvlist_t *nvl)
154 {
155 return (1);
156 }
157
158 /*
159 * fmd_fmri_unusable() is called by fmadm to determine if a faulty ASRU
160 * is usable. In general we don't expect to get ASRUs in this scheme,
161 * so it's unlikely this routine will get called. In case it does,
162 * though, we just return false by default, as we have no real way to
163 * find the component or determine the component's usability.
164 */
165 /*ARGSUSED*/
166 int
167 fmd_fmri_unusable(nvlist_t *nvl)
168 {
169 return (0);
170 }