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[openldap] / servers / slapd / back-ldbm / config.c
1 /* config.c - ldbm backend configuration file routine */
2 /* $OpenLDAP$ */
3 /*
4  * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
6  */
7
8 #include "portable.h"
9
10 #include <stdio.h>
11
12 #include <ac/socket.h>
13 #include <ac/string.h>
14
15 #include "slap.h"
16 #include "back-ldbm.h"
17
18 int
19 ldbm_back_db_config(
20     Backend     *be,
21     const char  *fname,
22     int         lineno,
23     int         argc,
24     char        **argv
25 )
26 {
27         int rc;
28         struct ldbminfo *li = (struct ldbminfo *) be->be_private;
29
30         if ( li == NULL ) {
31                 fprintf( stderr, "%s: line %d: ldbm database info is null!\n",
32                     fname, lineno );
33                 return( 1 );
34         }
35
36         /* directory where database files live */
37         if ( strcasecmp( argv[0], "directory" ) == 0 ) {
38                 if ( argc < 2 ) {
39                         fprintf( stderr,
40                 "%s: line %d: missing dir in \"directory <dir>\" line\n",
41                             fname, lineno );
42                         return( 1 );
43                 }
44                 if ( li->li_directory )
45                         free( li->li_directory );
46                 li->li_directory = ch_strdup( argv[1] );
47
48         /* mode with which to create new database files */
49         } else if ( strcasecmp( argv[0], "mode" ) == 0 ) {
50                 if ( argc < 2 ) {
51                         fprintf( stderr,
52                         "%s: line %d: missing mode in \"mode <mode>\" line\n",
53                             fname, lineno );
54                         return( 1 );
55                 }
56                 li->li_mode = strtol( argv[1], NULL, 0 );
57
58         /* attribute to index */
59         } else if ( strcasecmp( argv[0], "index" ) == 0 ) {
60                 if ( argc < 2 ) {
61                         fprintf( stderr,
62 "%s: line %d: missing attr in \"index <attr> [pres,eq,approx,sub]\" line\n",
63                             fname, lineno );
64                         return( 1 );
65                 } else if ( argc > 3 ) {
66                         fprintf( stderr,
67 "%s: line %d: extra junk after \"index <attr> [pres,eq,approx,sub]\" line (ignored)\n",
68                             fname, lineno );
69                 }
70                 rc = attr_index_config( li, fname, lineno, argc - 1, &argv[1] );
71
72                 if( rc != LDAP_SUCCESS ) return 1;
73
74         /* size of the cache in entries */
75         } else if ( strcasecmp( argv[0], "cachesize" ) == 0 ) {
76                 if ( argc < 2 ) {
77                         fprintf( stderr,
78                 "%s: line %d: missing size in \"cachesize <size>\" line\n",
79                             fname, lineno );
80                         return( 1 );
81                 }
82                 li->li_cache.c_maxsize = atoi( argv[1] );
83
84         /* size of each dbcache in bytes */
85         } else if ( strcasecmp( argv[0], "dbcachesize" ) == 0 ) {
86                 if ( argc < 2 ) {
87                         fprintf( stderr,
88                 "%s: line %d: missing size in \"dbcachesize <size>\" line\n",
89                             fname, lineno );
90                         return( 1 );
91                 }
92                 li->li_dbcachesize = atoi( argv[1] );
93
94         /* no locking (not safe) */
95         } else if ( strcasecmp( argv[0], "dbnolocking" ) == 0 ) {
96                 li->li_dblocking = 0;
97
98         /* no write sync (not safe) */
99         } else if ( ( strcasecmp( argv[0], "dbnosync" ) == 0 )
100                 || ( strcasecmp( argv[0], "dbcachenowsync" ) == 0 ) )
101         {
102                 li->li_dbwritesync = 0;
103
104         /* run sync thread */
105         } else if ( strcasecmp( argv[0], "dbsync" ) == 0 ) {
106 #ifndef NO_THREADS
107                 int i;
108                 if ( argc < 2 ) {
109 #ifdef NEW_LOGGING
110                         LDAP_LOG ( CONFIG, ERR, "ldbm_back_db_config: %s: "
111                                 "line %d: missing frequency value in \"dbsync <frequency> "
112                                 "[<wait-times> [wait-interval]]\" line\n", fname, lineno, 0 );
113 #else   
114                         Debug( LDAP_DEBUG_ANY,
115     "%s: line %d: missing frquency value in \"dbsync <frequency> [<wait-times> [wait-interval]]\" line\n",
116                             fname, lineno, 0 );
117 #endif
118                         return 1;
119                 }
120
121                 i = atoi( argv[1] );
122
123                 if( i < 0 ) {
124 #ifdef NEW_LOGGING
125                         LDAP_LOG ( CONFIG, ERR, 
126                                 "ldbm_back_db_config: %s: "
127                                 "line %d: frequency value (%d) invalid \"dbsync "
128                                 "<frequency> [<wait-times> [wait-interval]]\" line\n", 
129                                 fname, lineno, i );
130 #else   
131                         Debug( LDAP_DEBUG_ANY,
132     "%s: line %d: frquency value (%d) invalid \"dbsync <frequency> [<wait-times> [wait-interval]]\" line\n",
133                             fname, lineno, i );
134 #endif
135                         return 1;
136                 }
137
138                 li->li_dbsyncfreq = i;
139
140                 if ( argc > 2 ) {
141                         i = atoi( argv[2] );
142                         if ( i < 0 ) {
143 #ifdef NEW_LOGGING
144                                 LDAP_LOG ( CONFIG,ERR, "ldbm_back_db_config: %s: "
145                                         "line %d: frequency value (%d) invalid \"dbsync "
146                                         "<frequency> [<wait-times> [wait-interval]]\" line\n", 
147                                         fname, lineno, i );
148 #else   
149                                 Debug( LDAP_DEBUG_ANY,
150             "%s: line %d: frquency value (%d) invalid \"dbsync <frequency> [<wait-times> [wait-interval]]\" line\n",
151                                     fname, lineno, i );
152 #endif
153                                 return 1;
154                         }
155                         li ->li_dbsyncwaitn = i;
156                 }
157
158                 if ( argc > 3 ) {
159                         i = atoi( argv[3] );
160                         if ( i <= 0 ) {
161 #ifdef NEW_LOGGING
162                                 LDAP_LOG ( CONFIG,ERR, "ldbm_back_db_config: %s: "
163                                         "line %d: frequency value (%d) invalid \"dbsync "
164                                         "<frequency> [<wait-times> [wait-interval]]\" line\n", 
165                                         fname, lineno, i );
166 #else   
167                                 Debug( LDAP_DEBUG_ANY,
168             "%s: line %d: frquency value (%d) invalid \"dbsync <frequency> [<wait-times> [wait-interval]]\" line\n",
169                                     fname, lineno, i );
170 #endif
171                                 return 1;
172                         }
173                         li ->li_dbsyncwaitinterval = i;
174                 }
175
176                 /* turn off writesync when sync policy is in place */
177                 li->li_dbwritesync = 0;
178
179 #else
180 #ifdef NEW_LOGGING
181                 LDAP_LOG ( CONFIG, ERR, "ldbm_back_db_config: \"dbsync\""
182                         " policies not supported in non-threaded environments\n", 0, 0, 0 );
183 #else   
184                 Debug( LDAP_DEBUG_ANY,
185     "\"dbsync\" policies not supported in non-threaded environments\n", 0, 0, 0);
186 #endif
187                 return 1;
188 #endif
189
190
191         /* anything else */
192         } else {
193                 fprintf( stderr,
194 "%s: line %d: unknown directive \"%s\" in ldbm database definition (ignored)\n",
195                     fname, lineno, argv[0] );
196         }
197
198         return 0;
199 }