#include <stdio.h>
+#include <ac/ctype.h>
#include <ac/socket.h>
#include <ac/string.h>
#include <ac/time.h>
#include <pwd.h>
#include "slap.h"
+#include "external.h"
-static Entry *pw2entry(Backend *be, struct passwd *pw);
+static Entry *pw2entry(
+ Backend *be,
+ struct passwd *pw,
+ char *rdn);
int
passwd_back_search(
char *s;
time_t stoptime;
+ int sent = 0;
+ int err = LDAP_SUCCESS;
+
+ char *rdn = NULL;
+ char *parent = NULL;
+ char *matched = NULL;
+ char *user = NULL;
+
tlimit = (tlimit > be->be_timelimit || tlimit < 1) ? be->be_timelimit
: tlimit;
stoptime = op->o_time + tlimit;
slimit = (slimit > be->be_sizelimit || slimit < 1) ? be->be_sizelimit
: slimit;
+ endpwent();
+
#ifdef HAVE_SETPWFILE
if ( be->be_private != NULL ) {
- endpwent();
(void) setpwfile( (char *) be->be_private );
}
#endif /* HAVE_SETPWFILE */
- if ( scope == LDAP_SCOPE_BASE ) {
- if ( (s = strchr( base, '@' )) != NULL ) {
- *s = '\0';
+ /* Handle a query for the base of this backend */
+ if ( be_issuffix( be, base ) ) {
+ struct berval val, *vals[2];
+
+ vals[0] = &val;
+ vals[1] = NULL;
+
+ matched = ch_strdup( base );
+
+ if( scope != LDAP_SCOPE_ONELEVEL ) {
+ /* Create an entry corresponding to the base DN */
+ e = (Entry *) ch_calloc(1, sizeof(Entry));
+ e->e_attrs = NULL;
+ e->e_dn = ch_strdup( base );
+
+ /* Use the first attribute of the DN
+ * as an attribute within the entry itself.
+ */
+ rdn = dn_rdn(NULL, base);
+
+ if( rdn == NULL || (s = strchr(rdn, '=')) == NULL ) {
+ err = LDAP_INVALID_DN_SYNTAX;
+ goto done;
+ }
+
+ val.bv_val = rdn_attr_value(rdn);
+ val.bv_len = strlen( val.bv_val );
+ attr_merge( e, rdn_attr_type(rdn), vals );
+
+ free(rdn);
+ rdn = NULL;
+
+ /* Every entry needs an objectclass. We don't really
+ * know if our hardcoded choice here agrees with the
+ * DN that was configured for this backend, but it's
+ * better than nothing.
+ *
+ * should be a configuratable item
+ */
+ val.bv_val = "organizationalUnit";
+ val.bv_len = strlen( val.bv_val );
+ attr_merge( e, "objectClass", vals );
+
+ if ( test_filter( be, conn, op, e, filter ) == 0 ) {
+ send_search_entry( be, conn, op,
+ e, attrs, attrsonly, NULL );
+ sent++;
+ }
}
- if ( (pw = getpwnam( base )) == NULL ) {
- send_ldap_result( conn, op, LDAP_NO_SUCH_OBJECT,
- s != NULL ? s + 1 : NULL, NULL );
- return( -1 );
+ if ( scope != LDAP_SCOPE_BASE ) {
+ /* check all our "children" */
+
+ for ( pw = getpwent(); pw != NULL; pw = getpwent() ) {
+ /* check for abandon */
+ ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
+ if ( op->o_abandon ) {
+ ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
+ endpwent();
+ return( -1 );
+ }
+ ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
+
+ /* check time limit */
+ if ( slap_get_time() > stoptime ) {
+ send_ldap_result( conn, op, LDAP_TIMELIMIT_EXCEEDED,
+ NULL, NULL, NULL, NULL );
+ endpwent();
+ return( 0 );
+ }
+
+ e = pw2entry( be, pw, NULL );
+
+ if ( test_filter( be, conn, op, e, filter ) == 0 ) {
+ /* check size limit */
+ if ( --slimit == -1 ) {
+ send_ldap_result( conn, op, LDAP_SIZELIMIT_EXCEEDED,
+ NULL, NULL, NULL, NULL );
+ endpwent();
+ return( 0 );
+ }
+
+ send_search_entry( be, conn, op,
+ e, attrs, attrsonly, NULL );
+ sent++;
+ }
+
+ entry_free( e );
+ }
+ endpwent();
}
- e = pw2entry( be, pw );
- if ( test_filter( be, conn, op, e, filter ) == 0 ) {
- send_search_entry( be, conn, op, e, attrs, attrsonly );
+ } else {
+ parent = dn_parent( be, base );
+
+ /* This backend is only one layer deep. Don't answer requests for
+ * anything deeper than that.
+ */
+ if( !be_issuffix( be, parent ) ) {
+ int i;
+ for( i=0; be->be_suffix[i] != NULL; i++ ) {
+ if( dn_issuffix( base, be->be_suffix[i] ) ) {
+ matched = ch_strdup( be->be_suffix[i] );
+ break;
+ }
+ }
+ err = LDAP_NO_SUCH_OBJECT;
+ goto done;
}
- entry_free( e );
- send_ldap_result( conn, op, LDAP_SUCCESS, "", "" );
+ if( scope == LDAP_SCOPE_ONELEVEL ) {
+ goto done;
+ }
- return( 0 );
- }
+ rdn = dn_rdn( NULL, base );
- for ( pw = getpwent(); pw != NULL; pw = getpwent() ) {
- /* check for abandon */
- pthread_mutex_lock( &op->o_abandonmutex );
- if ( op->o_abandon ) {
- pthread_mutex_unlock( &op->o_abandonmutex );
- endpwent();
- return( -1 );
+ if ( (user = rdn_attr_value(rdn)) == NULL) {
+ err = LDAP_OPERATIONS_ERROR;
+ goto done;
}
- pthread_mutex_unlock( &op->o_abandonmutex );
-
- /* check time limit */
- pthread_mutex_lock( ¤ttime_mutex );
- time( ¤ttime );
- if ( currenttime > stoptime ) {
- pthread_mutex_unlock( ¤ttime_mutex );
- send_ldap_result( conn, op, LDAP_TIMELIMIT_EXCEEDED,
- NULL, NULL );
- endpwent();
- return( 0 );
+
+ user = str2lower( user );
+
+ if ( (pw = getpwnam( user )) == NULL ) {
+ matched = parent;
+ parent = NULL;
+ err = LDAP_NO_SUCH_OBJECT;
+ goto done;
}
- pthread_mutex_unlock( ¤ttime_mutex );
- e = pw2entry( be, pw );
+ e = pw2entry( be, pw, rdn );
if ( test_filter( be, conn, op, e, filter ) == 0 ) {
- /* check size limit */
- if ( --slimit == -1 ) {
- send_ldap_result( conn, op, LDAP_SIZELIMIT_EXCEEDED,
- NULL, NULL );
- endpwent();
- return( 0 );
- }
-
- send_search_entry( be, conn, op, e, attrs, attrsonly );
+ send_search_entry( be, conn, op,
+ e, attrs, attrsonly, NULL );
+ sent++;
}
entry_free( e );
}
- endpwent();
- send_ldap_result( conn, op, LDAP_SUCCESS, "", "" );
+
+done:
+ send_ldap_result( conn, op,
+ err, err == LDAP_NO_SUCH_OBJECT ? matched : NULL, NULL,
+ NULL, NULL );
+
+ if( matched != NULL ) free( matched );
+ if( parent != NULL ) free( parent );
+ if( rdn != NULL ) free( rdn );
+ if( user != NULL ) free( user );
return( 0 );
}
static Entry *
-pw2entry( Backend *be, struct passwd *pw )
+pw2entry( Backend *be, struct passwd *pw, char *rdn )
{
Entry *e;
char buf[256];
vals[1] = NULL;
/*
- * from pw we get pw_name and make it uid and cn and sn and
- * we get pw_gecos and make it cn and we give it an objectclass
- * of person.
+ * from pw we get pw_name and make it cn
+ * give it an objectclass of person.
*/
e = (Entry *) ch_calloc( 1, sizeof(Entry) );
e->e_attrs = NULL;
- sprintf( buf, "%s@%s", pw->pw_name, be->be_suffix[0] );
+ /* rdn attribute type should be a configuratable item */
+ sprintf( buf, "uid=%s,%s", pw->pw_name, be->be_suffix[0] );
e->e_dn = ch_strdup( buf );
- e->e_ndn = dn_normalize_case( ch_strdup( buf ) );
+ e->e_ndn = ch_strdup( buf );
+ (void) dn_normalize_case( e->e_ndn );
val.bv_val = pw->pw_name;
val.bv_len = strlen( pw->pw_name );
- attr_merge( e, "cn", vals );
- attr_merge( e, "sn", vals );
- attr_merge( e, "uid", vals );
- val.bv_val = pw->pw_gecos;
- val.bv_len = strlen( pw->pw_gecos );
- attr_merge( e, "cn", vals );
+ attr_merge( e, "uid", vals ); /* required by uidObject */
+ attr_merge( e, "cn", vals ); /* required by person */
+ attr_merge( e, "sn", vals ); /* required by person */
+
+#ifdef HAVE_PW_GECOS
+ /*
+ * if gecos is present, add it as a cn. first process it
+ * according to standard BSD usage. If the processed cn has
+ * a space, use the tail as the surname.
+ */
+ if (pw->pw_gecos[0]) {
+ char *s;
+
+ val.bv_val = pw->pw_gecos;
+ val.bv_len = strlen(val.bv_val);
+ attr_merge(e, "description", vals);
+
+ s = strchr(val.bv_val, ',');
+ if (s)
+ *s = '\0';
+ s = strchr(val.bv_val, '&');
+ if (s) {
+ int i = s - val.bv_val;
+ strncpy(buf, val.bv_val, i);
+ s = buf+i;
+ strcpy(s, pw->pw_name);
+ *s = TOUPPER(*s);
+ strcat(s, val.bv_val+i+1);
+ val.bv_val = buf;
+ }
+ val.bv_len = strlen(val.bv_val);
+ if ( strcmp( val.bv_val, pw->pw_name ))
+ attr_merge( e, "cn", vals );
+ if ( (s=strrchr(val.bv_val, ' '))) {
+ val.bv_val = s + 1;
+ val.bv_len = strlen(val.bv_val);
+ attr_merge(e, "sn", vals);
+ }
+ }
+#endif
+
+ /* objectclasses should be configuratable items */
val.bv_val = "person";
val.bv_len = strlen( val.bv_val );
attr_merge( e, "objectclass", vals );
+ val.bv_val = "uidObject";
+ val.bv_len = strlen( val.bv_val );
+ attr_merge( e, "objectclass", vals );
return( e );
}