1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
|
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <rpc/rpcent.h>
#include "ns_internal.h"
#include "ldap_common.h"
/* rpc attributes filters */
#define _R_NAME "cn"
#define _R_NUMBER "oncrpcnumber"
#define _F_GETRPCBYNAME "(&(objectClass=oncRpc)(cn=%s))"
#define _F_GETRPCBYNAME_SSD "(&(%%s)(cn=%s))"
#define _F_GETRPCBYNUMBER "(&(objectClass=oncRpc)(oncRpcNumber=%d))"
#define _F_GETRPCBYNUMBER_SSD "(&(%%s)(oncRpcNumber=%d))"
static const char *rpc_attrs[] = {
_R_NAME,
_R_NUMBER,
(char *)NULL
};
/*
* _nss_ldap_rpc2str is the data marshaling method for the rpc getXbyY
* (e.g., getbyname(), getbynumber(), getrpcent()) backend processes.
* This method is called after a successful ldap search has been performed.
* This method will parse the ldap search values into the file format.
* e.g.
*
* nfs_acl 100227
* snmp 100122 na.snmp snmp-cmc snmp-synoptics snmp-unisys snmp-utk
*/
static int
_nss_ldap_rpc2str(ldap_backend_ptr be, nss_XbyY_args_t *argp)
{
uint_t i;
int nss_result;
int buflen = 0, len;
char *cname = NULL;
char *buffer = NULL;
ns_ldap_result_t *result = be->result;
ns_ldap_attr_t *names;
char **rpcnumber;
if (result == NULL)
return (NSS_STR_PARSE_PARSE);
nss_result = NSS_STR_PARSE_SUCCESS;
(void) memset(argp->buf.buffer, 0, buflen);
buflen = argp->buf.buflen;
if (argp->buf.result != NULL) {
if ((be->buffer = calloc(1, buflen)) == NULL) {
nss_result = NSS_STR_PARSE_PARSE;
goto result_rpc2str;
}
buffer = be->buffer;
} else
buffer = argp->buf.buffer;
names = __ns_ldap_getAttrStruct(result->entry, _R_NAME);
if (names == NULL || names->attrvalue == NULL) {
nss_result = NSS_STR_PARSE_PARSE;
goto result_rpc2str;
}
/* Get the canonical rpc name */
cname = __s_api_get_canonical_name(result->entry, names, 1);
if (cname == NULL || (len = strlen(cname)) < 1) {
nss_result = NSS_STR_PARSE_PARSE;
goto result_rpc2str;
}
rpcnumber = __ns_ldap_getAttr(result->entry, _R_NUMBER);
if (rpcnumber == NULL || rpcnumber[0] == NULL ||
(len = strlen(rpcnumber[0])) < 1) {
nss_result = NSS_STR_PARSE_PARSE;
goto result_rpc2str;
}
len = snprintf(buffer, buflen, "%s %s", cname, rpcnumber[0]);
TEST_AND_ADJUST(len, buffer, buflen, result_rpc2str);
/* Append aliases */
for (i = 0; i < names->value_count; i++) {
if (names->attrvalue[i] == NULL) {
nss_result = NSS_STR_PARSE_PARSE;
goto result_rpc2str;
}
/* Skip the canonical name */
if (strcasecmp(names->attrvalue[i], cname) != 0) {
len = snprintf(buffer, buflen, " %s",
names->attrvalue[i]);
TEST_AND_ADJUST(len, buffer, buflen, result_rpc2str);
}
}
/* The front end marshaller doesn't need to copy trailing nulls */
if (argp->buf.result != NULL)
be->buflen = strlen(be->buffer);
result_rpc2str:
(void) __ns_ldap_freeResult(&be->result);
return (nss_result);
}
/*
* getbyname gets struct rpcent values by rpc name. This function
* constructs an ldap search filter using the rpc name invocation
* parameter and the getrpcbyname search filter defined. Once the
* filter is constructed, we search for a matching entry and marshal
* the data results into *rpc = (struct rpcent *)argp->buf.result.
* The function _nss_ldap_rpc2ent performs the data marshaling.
*/
static nss_status_t
getbyname(ldap_backend_ptr be, void *a)
{
nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a;
char searchfilter[SEARCHFILTERLEN];
char userdata[SEARCHFILTERLEN];
char name[SEARCHFILTERLEN];
int ret;
if (_ldap_filter_name(name, argp->key.name, sizeof (name)) != 0)
return ((nss_status_t)NSS_NOTFOUND);
ret = snprintf(searchfilter, sizeof (searchfilter), _F_GETRPCBYNAME,
name);
if (ret >= sizeof (searchfilter) || ret < 0)
return ((nss_status_t)NSS_NOTFOUND);
ret = snprintf(userdata, sizeof (userdata), _F_GETRPCBYNAME_SSD, name);
if (ret >= sizeof (userdata) || ret < 0)
return ((nss_status_t)NSS_NOTFOUND);
return ((nss_status_t)_nss_ldap_lookup(be, argp, _RPC, searchfilter,
NULL, _merge_SSD_filter, userdata));
}
/*
* getbynumber gets struct rpcent values by rpc number. This function
* constructs an ldap search filter using the rpc number invocation
* parameter and the getrpcbynumber search filter defined. Once the
* filter is constructed, we search for a matching entry and marshal
* the data results into *rpc = (struct rpcent *)argp->buf.result.
* The function _nss_ldap_rpc2ent performs the data marshaling.
*/
static nss_status_t
getbynumber(ldap_backend_ptr be, void *a)
{
nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a;
char searchfilter[SEARCHFILTERLEN];
char userdata[SEARCHFILTERLEN];
int ret;
ret = snprintf(searchfilter, sizeof (searchfilter),
_F_GETRPCBYNUMBER, argp->key.number);
if (ret >= sizeof (searchfilter) || ret < 0)
return ((nss_status_t)NSS_NOTFOUND);
ret = snprintf(userdata, sizeof (userdata),
_F_GETRPCBYNUMBER_SSD, argp->key.number);
if (ret >= sizeof (userdata) || ret < 0)
return ((nss_status_t)NSS_NOTFOUND);
return ((nss_status_t)_nss_ldap_lookup(be, argp, _RPC, searchfilter,
NULL, _merge_SSD_filter, userdata));
}
static ldap_backend_op_t rpc_ops[] = {
_nss_ldap_destr,
_nss_ldap_endent,
_nss_ldap_setent,
_nss_ldap_getent,
getbyname,
getbynumber
};
/*
* _nss_ldap_rpc_constr is where life begins. This function calls the generic
* ldap constructor function to define and build the abstract data types
* required to support ldap operations.
*/
/*ARGSUSED0*/
nss_backend_t *
_nss_ldap_rpc_constr(const char *dummy1, const char *dummy2,
const char *dummy3)
{
return ((nss_backend_t *)_nss_ldap_constr(rpc_ops,
sizeof (rpc_ops)/sizeof (rpc_ops[0]),
_RPC, rpc_attrs, _nss_ldap_rpc2str));
}
|
