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 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 */
25
26 #include <secdb.h>
27 #include <prof_attr.h>
28 #include "ldap_common.h"
29
30
31 /* prof_attr attributes filters */
32 #define _PROF_NAME "cn"
33 #define _PROF_RES1 "SolarisAttrReserved1"
34 #define _PROF_RES2 "SolarisAttrReserved2"
35 #define _PROF_DESC "SolarisAttrLongDesc"
36 #define _PROF_ATTRS "SolarisAttrKeyValue"
37 /* Negate an exec_attr attribute to exclude exec_attr entries */
38 #define _PROF_GETPROFNAME \
39 "(&(objectClass=SolarisProfAttr)(!(SolarisKernelSecurityPolicy=*))(cn=%s))"
40 #define _PROF_GETPROFNAME_SSD "(&(%%s)(cn=%s))"
41
42 static const char *prof_attrs[] = {
43 _PROF_NAME,
44 _PROF_RES1,
45 _PROF_RES2,
46 _PROF_DESC,
47 _PROF_ATTRS,
48 (char *)NULL
49 };
50 /*
51 * _nss_ldap_prof2str is the data marshaling method for the prof_attr
52 * system call getprofattr, getprofnam and getproflist.
53 * This method is called after a successful search has been performed.
54 * This method will parse the search results into the file format.
55 * e.g.
56 *
57 * All:::Execute any command as the user or role:help=RtAll.html
58 *
59 */
60 static int
_nss_ldap_prof2str(ldap_backend_ptr be,nss_XbyY_args_t * argp)61 _nss_ldap_prof2str(ldap_backend_ptr be, nss_XbyY_args_t *argp)
62 {
63 int nss_result;
64 int buflen = 0;
65 unsigned long len = 0L;
66 char *buffer = NULL;
67 ns_ldap_result_t *result = be->result;
68 char **name, **res1, **res2, **des, **attr;
69 char *res1_str, *res2_str, *des_str, *attr_str;
70
71 if (result == NULL)
72 return (NSS_STR_PARSE_PARSE);
73
74 buflen = argp->buf.buflen;
75 nss_result = NSS_STR_PARSE_SUCCESS;
76 (void) memset(argp->buf.buffer, 0, buflen);
77
78 name = __ns_ldap_getAttr(result->entry, _PROF_NAME);
79 if (name == NULL || name[0] == NULL ||
80 (strlen(name[0]) < 1)) {
81 nss_result = NSS_STR_PARSE_PARSE;
82 goto result_prof2str;
83 }
84 res1 = __ns_ldap_getAttr(result->entry, _PROF_RES1);
85 if (res1 == NULL || res1[0] == NULL || (strlen(res1[0]) < 1))
86 res1_str = _NO_VALUE;
87 else
88 res1_str = res1[0];
89
90 res2 = __ns_ldap_getAttr(result->entry, _PROF_RES2);
91 if (res2 == NULL || res2[0] == NULL || (strlen(res2[0]) < 1))
92 res2_str = _NO_VALUE;
93 else
94 res2_str = res2[0];
95
96 des = __ns_ldap_getAttr(result->entry, _PROF_DESC);
97 if (des == NULL || des[0] == NULL || (strlen(des[0]) < 1))
98 des_str = _NO_VALUE;
99 else
100 des_str = des[0];
101
102 attr = __ns_ldap_getAttr(result->entry, _PROF_ATTRS);
103 if (attr == NULL || attr[0] == NULL || (strlen(attr[0]) < 1))
104 attr_str = _NO_VALUE;
105 else
106 attr_str = attr[0];
107 /* 5 = 4 ':' + 1 '\0' */
108 len = strlen(name[0]) + strlen(res1_str) + strlen(res2_str) +
109 strlen(des_str) + strlen(attr_str) + 6;
110 if (len > buflen) {
111 nss_result = NSS_STR_PARSE_ERANGE;
112 goto result_prof2str;
113 }
114
115 if (argp->buf.result != NULL) {
116 if ((be->buffer = calloc(1, len)) == NULL) {
117 nss_result = NSS_STR_PARSE_PARSE;
118 goto result_prof2str;
119 }
120 buffer = be->buffer;
121 } else
122 buffer = argp->buf.buffer;
123 (void) snprintf(buffer, len, "%s:%s:%s:%s:%s",
124 name[0], res1_str, res2_str, des_str, attr_str);
125 /* The front end marshaller doesn't need the trailing null */
126 if (argp->buf.result != NULL)
127 be->buflen = strlen(be->buffer);
128
129 result_prof2str:
130 (void) __ns_ldap_freeResult(&be->result);
131 return (nss_result);
132 }
133
134
135 static nss_status_t
getbyname(ldap_backend_ptr be,void * a)136 getbyname(ldap_backend_ptr be, void *a)
137 {
138 char searchfilter[SEARCHFILTERLEN];
139 char userdata[SEARCHFILTERLEN];
140 char name[SEARCHFILTERLEN];
141 int ret;
142 nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a;
143
144 if (_ldap_filter_name(name, argp->key.name, sizeof (name)) != 0)
145 return ((nss_status_t)NSS_NOTFOUND);
146
147 ret = snprintf(searchfilter, sizeof (searchfilter),
148 _PROF_GETPROFNAME, name);
149 if (ret < 0 || ret >= sizeof (searchfilter))
150 return ((nss_status_t)NSS_NOTFOUND);
151
152 ret = snprintf(userdata, sizeof (userdata),
153 _PROF_GETPROFNAME_SSD, name);
154 if (ret < 0 || ret >= sizeof (userdata))
155 return ((nss_status_t)NSS_NOTFOUND);
156
157 return (_nss_ldap_lookup(be, argp,
158 _PROFATTR, searchfilter, NULL, _merge_SSD_filter, userdata));
159 }
160
161
162 static ldap_backend_op_t profattr_ops[] = {
163 _nss_ldap_destr,
164 _nss_ldap_endent,
165 _nss_ldap_setent,
166 _nss_ldap_getent,
167 getbyname
168 };
169
170
171 /*ARGSUSED0*/
172 nss_backend_t *
_nss_ldap_prof_attr_constr(const char * dummy1,const char * dummy2,const char * dummy3,const char * dummy4,const char * dummy5)173 _nss_ldap_prof_attr_constr(const char *dummy1,
174 const char *dummy2,
175 const char *dummy3,
176 const char *dummy4,
177 const char *dummy5)
178 {
179 return ((nss_backend_t *)_nss_ldap_constr(profattr_ops,
180 sizeof (profattr_ops)/sizeof (profattr_ops[0]), _PROFATTR,
181 prof_attrs, _nss_ldap_prof2str));
182 }
183