3 * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
4 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
11 #include <ac/socket.h>
12 #include <ac/string.h>
19 #include "ldap_defaults.h"
21 struct ldapoptions ldap_int_global_options =
22 { LDAP_UNINITIALIZED, LDAP_DEBUG_NONE };
39 static const struct ol_keyvalue deref_kv[] = {
40 {"never", LDAP_DEREF_NEVER},
41 {"searching", LDAP_DEREF_SEARCHING},
42 {"finding", LDAP_DEREF_FINDING},
43 {"always", LDAP_DEREF_ALWAYS},
47 static const struct ol_attribute {
54 {0, ATTR_KV, "DEREF", deref_kv, /* or &deref_kv[0] */
55 offsetof(struct ldapoptions, ldo_deref)},
56 {0, ATTR_INT, "SIZELIMIT", NULL,
57 offsetof(struct ldapoptions, ldo_sizelimit)},
58 {0, ATTR_INT, "TIMELIMIT", NULL,
59 offsetof(struct ldapoptions, ldo_timelimit)},
60 {1, ATTR_STRING, "BINDDN", NULL,
61 offsetof(struct ldapoptions, ldo_defbinddn)},
62 {0, ATTR_STRING, "BASE", NULL,
63 offsetof(struct ldapoptions, ldo_defbase)},
64 {0, ATTR_INT, "PORT", NULL, /* deprecated */
65 offsetof(struct ldapoptions, ldo_defport)},
66 {0, ATTR_OPTION, "HOST", NULL, LDAP_OPT_HOST_NAME}, /* deprecated */
67 {0, ATTR_OPTION, "URI", NULL, LDAP_OPT_URI}, /* replaces HOST/PORT */
68 {0, ATTR_BOOL, "REFERRALS", NULL, LDAP_BOOL_REFERRALS},
69 {0, ATTR_BOOL, "RESTART", NULL, LDAP_BOOL_RESTART},
71 #ifdef HAVE_CYRUS_SASL
72 {1, ATTR_STRING, "SASL_MECH", NULL,
73 offsetof(struct ldapoptions, ldo_def_sasl_mech)},
74 {1, ATTR_STRING, "SASL_REALM", NULL,
75 offsetof(struct ldapoptions, ldo_def_sasl_realm)},
76 {1, ATTR_STRING, "SASL_AUTHCID", NULL,
77 offsetof(struct ldapoptions, ldo_def_sasl_authcid)},
78 {1, ATTR_STRING, "SASL_AUTHZID", NULL,
79 offsetof(struct ldapoptions, ldo_def_sasl_authzid)},
80 {0, ATTR_SASL, "SASL_SECPROPS", NULL, LDAP_OPT_X_SASL_SECPROPS},
84 {0, ATTR_TLS, "TLS", NULL, LDAP_OPT_X_TLS},
85 {1, ATTR_TLS, "TLS_CERT", NULL, LDAP_OPT_X_TLS_CERTFILE},
86 {1, ATTR_TLS, "TLS_KEY", NULL, LDAP_OPT_X_TLS_KEYFILE},
87 {0, ATTR_TLS, "TLS_CACERT", NULL, LDAP_OPT_X_TLS_CACERTFILE},
88 {0, ATTR_TLS, "TLS_CACERTDIR",NULL, LDAP_OPT_X_TLS_CACERTDIR},
89 {0, ATTR_TLS, "TLS_REQCERT", NULL, LDAP_OPT_X_TLS_REQUIRE_CERT},
90 {0, ATTR_TLS, "TLS_RANDFILE", NULL, LDAP_OPT_X_TLS_RANDOM_FILE},
93 {0, ATTR_NONE, NULL, NULL, 0}
96 #define MAX_LDAP_ATTR_LEN sizeof("TLS_CACERTDIR")
97 #define MAX_LDAP_ENV_PREFIX_LEN 8
99 static void openldap_ldap_init_w_conf(
100 const char *file, int userconf )
107 struct ldapoptions *gopts;
109 if ((gopts = LDAP_INT_GLOBAL_OPT()) == NULL) {
110 return; /* Could not allocate mem for global options */
119 LDAP_LOG (( "init", LDAP_LEVEL_DETAIL1,
120 "openldap_init_w_conf: trying %s\n", file ));
122 Debug(LDAP_DEBUG_TRACE, "ldap_init: trying %s\n", file, 0, 0);
125 fp = fopen(file, "r");
127 /* could not open file */
132 LDAP_LOG (( "init", LDAP_LEVEL_DETAIL1,
133 "openldap_init_w_conf: using %s\n", file ));
135 Debug(LDAP_DEBUG_TRACE, "ldap_init: using %s\n", file, 0, 0);
138 while((start = fgets(linebuf, sizeof(linebuf), fp)) != NULL) {
139 /* skip lines starting with '#' */
140 if(*start == '#') continue;
142 /* trim leading white space */
143 while((*start != '\0') && isspace((unsigned char) *start))
147 if(*start == '\0') continue;
149 /* trim trailing white space */
150 end = &start[strlen(start)-1];
151 while(isspace((unsigned char)*end)) end--;
155 if(*start == '\0') continue;
158 /* parse the command */
160 while((*start != '\0') && !isspace((unsigned char)*start)) {
164 /* command has no argument */
170 /* we must have some whitespace to skip */
171 while(isspace((unsigned char)*start)) start++;
174 for(i=0; attrs[i].type != ATTR_NONE; i++) {
177 if( !userconf && attrs[i].useronly ) {
181 if(strcasecmp(cmd, attrs[i].name) != 0) {
185 switch(attrs[i].type) {
187 if((strcasecmp(opt, "on") == 0)
188 || (strcasecmp(opt, "yes") == 0)
189 || (strcasecmp(opt, "true") == 0))
191 LDAP_BOOL_SET(gopts, attrs[i].offset);
194 LDAP_BOOL_CLR(gopts, attrs[i].offset);
200 p = &((char *) gopts)[attrs[i].offset];
201 * (int*) p = atoi(opt);
205 const struct ol_keyvalue *kv;
207 for(kv = attrs[i].data;
211 if(strcasecmp(opt, kv->key) == 0) {
212 p = &((char *) gopts)[attrs[i].offset];
213 * (int*) p = kv->value;
220 p = &((char *) gopts)[attrs[i].offset];
221 if (* (char**) p != NULL) LDAP_FREE(* (char**) p);
222 * (char**) p = LDAP_STRDUP(opt);
225 ldap_set_option( NULL, attrs[i].offset, opt );
228 #ifdef HAVE_CYRUS_SASL
229 ldap_int_sasl_config( gopts, attrs[i].offset, opt );
234 ldap_int_tls_config( NULL, attrs[i].offset, opt );
246 static void openldap_ldap_init_w_sysconf(const char *file)
248 openldap_ldap_init_w_conf( file, 0 );
251 static void openldap_ldap_init_w_userconf(const char *file)
261 home = getenv("HOME");
265 LDAP_LOG (( "init", LDAP_LEVEL_ARGS,
266 "openldap_init_w_userconf: HOME env is %s\n", home ));
268 Debug(LDAP_DEBUG_TRACE, "ldap_init: HOME env is %s\n",
271 path = LDAP_MALLOC(strlen(home) + strlen(file) + 3);
274 LDAP_LOG (( "init", LDAP_LEVEL_ARGS,
275 "openldap_init_w_userconf: HOME env is NULL\n" ));
277 Debug(LDAP_DEBUG_TRACE, "ldap_init: HOME env is NULL\n",
282 if(home != NULL && path != NULL) {
283 /* we assume UNIX path syntax is used... */
286 sprintf(path, "%s%s%s", home, LDAP_DIRSEP, file);
287 openldap_ldap_init_w_conf(path, 1);
290 sprintf(path, "%s%s.%s", home, LDAP_DIRSEP, file);
291 openldap_ldap_init_w_conf(path, 1);
299 openldap_ldap_init_w_conf(file, 1);
302 static void openldap_ldap_init_w_env(
303 struct ldapoptions *gopts,
306 char buf[MAX_LDAP_ATTR_LEN+MAX_LDAP_ENV_PREFIX_LEN];
312 if (prefix == NULL) {
313 prefix = LDAP_ENV_PREFIX;
316 strncpy(buf, prefix, MAX_LDAP_ENV_PREFIX_LEN);
317 buf[MAX_LDAP_ENV_PREFIX_LEN] = '\0';
320 for(i=0; attrs[i].type != ATTR_NONE; i++) {
321 strcpy(&buf[len], attrs[i].name);
328 switch(attrs[i].type) {
330 if((strcasecmp(value, "on") == 0)
331 || (strcasecmp(value, "yes") == 0)
332 || (strcasecmp(value, "true") == 0))
334 LDAP_BOOL_SET(gopts, attrs[i].offset);
337 LDAP_BOOL_CLR(gopts, attrs[i].offset);
342 p = &((char *) gopts)[attrs[i].offset];
343 * (int*) p = atoi(value);
347 const struct ol_keyvalue *kv;
349 for(kv = attrs[i].data;
353 if(strcasecmp(value, kv->key) == 0) {
354 p = &((char *) gopts)[attrs[i].offset];
355 * (int*) p = kv->value;
362 p = &((char *) gopts)[attrs[i].offset];
363 if (* (char**) p != NULL) LDAP_FREE(* (char**) p);
364 if (*value == '\0') {
367 * (char**) p = LDAP_STRDUP(value);
371 ldap_set_option( NULL, attrs[i].offset, value );
374 #ifdef HAVE_CYRUS_SASL
375 ldap_int_sasl_config( gopts, attrs[i].offset, value );
380 ldap_int_tls_config( NULL, attrs[i].offset, value );
387 #if defined(__GNUC__)
388 /* Declare this function as a destructor so that it will automatically be
389 * invoked either at program exit (if libldap is a static library) or
390 * at unload time (if libldap is a dynamic library).
392 * Sorry, don't know how to handle this for non-GCC environments.
394 static void ldap_int_destroy_global_options(void)
395 __attribute__ ((destructor));
399 ldap_int_destroy_global_options(void)
401 struct ldapoptions *gopts = LDAP_INT_GLOBAL_OPT();
403 if ( gopts->ldo_defludp ) {
404 ldap_free_urllist( gopts->ldo_defludp );
405 gopts->ldo_defludp = NULL;
407 #if defined(HAVE_WINSOCK) || defined(HAVE_WINSOCK2)
413 * Initialize the global options structure with default values.
415 void ldap_int_initialize_global_options( struct ldapoptions *gopts, int *dbglvl )
418 gopts->ldo_debug = *dbglvl;
420 gopts->ldo_debug = 0;
422 gopts->ldo_version = LDAP_VERSION2;
423 gopts->ldo_deref = LDAP_DEREF_NEVER;
424 gopts->ldo_timelimit = LDAP_NO_LIMIT;
425 gopts->ldo_sizelimit = LDAP_NO_LIMIT;
427 gopts->ldo_tm_api = (struct timeval *)NULL;
428 gopts->ldo_tm_net = (struct timeval *)NULL;
430 /* ldo_defludp will be freed by the termination handler
432 ldap_url_parselist(&gopts->ldo_defludp, "ldap://localhost/");
433 gopts->ldo_defport = LDAP_PORT;
434 #if !defined(__GNUC__) && !defined(PIC)
435 /* Do this only for a static library, and only if we can't
436 * arrange for it to be executed as a library destructor
438 atexit(ldap_int_destroy_global_options);
441 gopts->ldo_refhoplimit = LDAP_DEFAULT_REFHOPLIMIT;
442 gopts->ldo_rebind_proc = NULL;
443 gopts->ldo_rebind_params = NULL;
445 LDAP_BOOL_ZERO(gopts);
447 LDAP_BOOL_SET(gopts, LDAP_BOOL_REFERRALS);
449 #ifdef LDAP_CONNECTIONLESS
450 gopts->ldo_peer = NULL;
451 gopts->ldo_cldapdn = NULL;
452 gopts->ldo_is_udp = 0;
455 #ifdef HAVE_CYRUS_SASL
456 gopts->ldo_def_sasl_mech = NULL;
457 gopts->ldo_def_sasl_realm = NULL;
458 gopts->ldo_def_sasl_authcid = NULL;
459 gopts->ldo_def_sasl_authzid = NULL;
461 memset( &gopts->ldo_sasl_secprops,
462 '\0', sizeof(gopts->ldo_sasl_secprops) );
464 gopts->ldo_sasl_secprops.max_ssf = INT_MAX;
465 gopts->ldo_sasl_secprops.maxbufsize = SASL_MAX_BUFF_SIZE;
466 gopts->ldo_sasl_secprops.security_flags =
467 SASL_SEC_NOPLAINTEXT | SASL_SEC_NOANONYMOUS;
470 gopts->ldo_valid = LDAP_INITIALIZED;
474 #if defined(LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND) \
475 || defined(HAVE_TLS) || defined(HAVE_CYRUS_SASL)
476 char * ldap_int_hostname = NULL;
479 void ldap_int_initialize( struct ldapoptions *gopts, int *dbglvl )
481 if ( gopts->ldo_valid == LDAP_INITIALIZED ) {
485 ldap_int_error_init();
488 { WORD wVersionRequested;
491 wVersionRequested = MAKEWORD( 2, 0 );
492 if ( WSAStartup( wVersionRequested, &wsaData ) != 0 ) {
493 /* Tell the user that we couldn't find a usable */
498 /* Confirm that the WinSock DLL supports 2.0.*/
499 /* Note that if the DLL supports versions greater */
500 /* than 2.0 in addition to 2.0, it will still return */
501 /* 2.0 in wVersion since that is the version we */
504 if ( LOBYTE( wsaData.wVersion ) != 2 ||
505 HIBYTE( wsaData.wVersion ) != 0 )
507 /* Tell the user that we couldn't find a usable */
512 } /* The WinSock DLL is acceptable. Proceed. */
515 if ( WSAStartup( 0x0101, &wsaData ) != 0 ) {
521 #if defined(LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND) \
522 || defined(HAVE_TLS) || defined(HAVE_CYRUS_SASL)
523 ldap_int_hostname = ldap_pvt_get_fqdn( ldap_int_hostname );
525 ldap_int_utils_init();
527 if ( ldap_int_tblsize == 0 )
530 ldap_int_initialize_global_options(gopts, NULL);
532 if( getenv("LDAPNOINIT") != NULL ) {
536 #ifdef HAVE_CYRUS_SASL
538 /* set authentication identity to current user name */
539 char *user = getenv("USER");
541 if( user == NULL ) user = getenv("USERNAME");
542 if( user == NULL ) user = getenv("LOGNAME");
545 gopts->ldo_def_sasl_authcid = user;
550 openldap_ldap_init_w_sysconf(LDAP_CONF_FILE);
551 openldap_ldap_init_w_userconf(LDAP_USERRC_FILE);
554 char *altfile = getenv(LDAP_ENV_PREFIX "CONF");
556 if( altfile != NULL ) {
558 LDAP_LOG (( "init", LDAP_LEVEL_DETAIL1,
559 "openldap_init_w_userconf: %sCONF env is %s\n",
560 LDAP_ENV_PREFIX, altfile ));
562 Debug(LDAP_DEBUG_TRACE, "ldap_init: %s env is %s\n",
563 LDAP_ENV_PREFIX "CONF", altfile, 0);
565 openldap_ldap_init_w_sysconf( altfile );
569 LDAP_LOG (( "init", LDAP_LEVEL_DETAIL1,
570 "openldap_init_w_userconf: %sCONF env is NULL\n",
573 Debug(LDAP_DEBUG_TRACE, "ldap_init: %s env is NULL\n",
574 LDAP_ENV_PREFIX "CONF", 0, 0);
579 char *altfile = getenv(LDAP_ENV_PREFIX "RC");
581 if( altfile != NULL ) {
583 LDAP_LOG (( "init", LDAP_LEVEL_DETAIL1,
584 "openldap_init_w_userconf: %sRC env is %s\n",
585 LDAP_ENV_PREFIX, altfile ));
587 Debug(LDAP_DEBUG_TRACE, "ldap_init: %s env is %s\n",
588 LDAP_ENV_PREFIX "RC", altfile, 0);
590 openldap_ldap_init_w_userconf( altfile );
594 LDAP_LOG (( "init", LDAP_LEVEL_DETAIL1,
595 "openldap_init_w_userconf: %sRC env is NULL\n",
598 Debug(LDAP_DEBUG_TRACE, "ldap_init: %s env is NULL\n",
599 LDAP_ENV_PREFIX "RC", 0, 0);
603 openldap_ldap_init_w_env(gopts, NULL);
605 ldap_int_sasl_init();