#include <ac/stdlib.h>
#include <stdio.h>
-#include "slap.h"
-#include "proto-slap.h"
-
#include <lber.h>
#include <ldap_log.h>
+#include "slap.h"
+
#ifdef HAVE_CYRUS_SASL
#include <limits.h>
#include <sasl.h>
#include <lutil.h>
#endif
-static sasl_security_properties_t sasl_secprops;
+static sasl_security_properties_t sasl_secprops;
static int
slap_sasl_log(
#ifdef NEW_LOGGING
LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
- "SASL [conn=%d] %s: %s\n",
- conn ? conn->c_connid : -1,
- label, message ));
+ "SASL [conn=%d] %s: %s\n",
+ conn ? conn->c_connid : -1,
+ label, message ));
#else
Debug( level, "SASL [conn=%d] %s: %s\n",
conn ? conn->c_connid: -1,
int slap_sasl_getdn( Connection *conn, char *id, char **dnptr, int flags )
{
- char *c, *c1, *dn=NULL;
- int rc, len, len1;
+ char *c=NULL, *c1, *dn=NULL;
+ int rc, len;
sasl_conn_t *ctx;
#ifdef NEW_LOGGING
LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
- "slap_sasl_getdn: conn %d id=%s\n",
- conn ? conn->c_connid : -1,
- id ? (*id ? id : "<empty>") : "NULL" ));
+ "slap_sasl_getdn: conn %d id=%s\n",
+ conn ? conn->c_connid : -1,
+ id ? (*id ? id : "<empty>") : "NULL" ));
#else
Debug( LDAP_DEBUG_ARGS, "slap_sasl_getdn: id=%s\n",
id?(*id?id:"<empty>"):"NULL",0,0 );
return( LDAP_SUCCESS );
}
ctx = conn->c_sasl_context;
- dn = ch_strdup( id );
len = strlen( id );
- /* An authcID will need to be prefixed with u: */
+ /* An authcID needs to be converted to authzID form */
if( flags & FLAG_GETDN_AUTHCID ) {
- dn = ch_realloc( dn, len+3 );
- memmove( dn+2, dn, len+1 );
- dn[0] = 'u';
- dn[1] = ':';
- len += 2;
+ if( sasl_external_x509dn_convert && conn->c_sasl_bind_mech
+ && ( strcasecmp( "EXTERNAL", conn->c_sasl_bind_mech ) == 0 )
+ && len && id[0] == '/' /* && id[len-1]== '/' */)
+ {
+ /* check SASL external for X.509 style DN and */
+ /* convert to dn:<dn> form */
+ char *tmpdn = ldap_dcedn2dn( id );
+ len = strlen( tmpdn );
+
+ dn = ch_malloc( len+4 );
+ dn[0] = 'd';
+ dn[1] = 'n';
+ dn[2] = ':';
+ memmove( &dn[3], tmpdn, len+1 );
+ len += 3;
+
+ } else {
+ /* convert to u:<username> form */
+ dn = ch_malloc( len+3 );
+ dn[0] = 'u';
+ dn[1] = ':';
+ memmove( &dn[2], id, len+1 );
+ len += 2;
+ }
+ } else {
+ dn = ch_strdup( id );
}
/* An authzID must be properly prefixed */
- if( flags & FLAG_GETDN_AUTHZID && strncasecmp( dn, "u:", 2 ) &&
- strncasecmp( dn, "dn:", 3 ) ) {
+ if( flags & FLAG_GETDN_AUTHZID
+ && strncasecmp( dn, "u:", 2 )
+ && strncasecmp( dn, "dn:", 3 ) )
+ {
ch_free( dn );
*dnptr = NULL;
return( LDAP_INAPPROPRIATE_AUTH );
}
/* Username strings */
- len1 = strlen( ",cn=authzid" );
if( !strncasecmp( dn, "u:", 2 ) ) {
+ int len1 = strlen( ",cn=auth" );
len += strlen( "dn:uid=" ) + len1;
/* Figure out how much data we have for the dn */
rc = sasl_getprop( ctx, SASL_REALM, (void **)&c );
- if( rc != SASL_OK ) {
+ if( rc != SASL_OK && rc != SASL_NOTDONE ) {
#ifdef NEW_LOGGING
LDAP_LOG(( "sasl", LDAP_LEVEL_ERR,
- "slap_sasl_getdn: getprop(REALM) failed.\n" ));
+ "slap_sasl_getdn: getprop(REALM) failed.\n" ));
#else
Debug(LDAP_DEBUG_TRACE,
"getdn: getprop(REALM) failed!\n", 0,0,0);
*dnptr = NULL;
return( LDAP_OPERATIONS_ERROR );
}
- if( c ) {
+
+ if( c && *c ) {
len += strlen( c ) + strlen(",cn=" );
}
+
if( conn->c_sasl_bind_mech ) {
- len += strlen( conn->c_sasl_bind_mech ) + strlen( ",cn=mech" );
+ len += strlen( conn->c_sasl_bind_mech ) + strlen( ",cn=" );
}
/* Build the new dn */
if( conn->c_sasl_bind_mech ) {
len += sprintf( dn+len, ",cn=%s", conn->c_sasl_bind_mech );
}
- strcpy( dn+len, ",cn=authzid" );
+ strcpy( dn+len, ",cn=auth" );
len += len1;
+
#ifdef NEW_LOGGING
LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
- "getdn: u:id converted to %s.\n", dn ));
+ "slap_sasl_getdn: u:id converted to %s.\n", dn ));
#else
Debug( LDAP_DEBUG_TRACE, "getdn: u:id converted to %s\n", dn,0,0 );
#endif
-
}
- /* DN strings that are a cn=authzid identity to run through regexp */
+ /* DN strings that are a cn=auth identity to run through regexp */
if( !strncasecmp( dn, "dn:", 3) && ( ( flags & FLAG_GETDN_FINAL ) == 0 ) ) {
c1 = slap_sasl2dn( dn + 3 );
if( c1 ) {
sprintf( dn, "dn:%s", c1 );
ch_free( c1 );
}
+
#ifdef NEW_LOGGING
LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
"slap_sasl_getdn: dn:id converted to %s.\n", dn ));
#else
Debug( LDAP_DEBUG_TRACE, "getdn: dn:id converted to %s\n", dn,0,0 );
#endif
-
}
}
if( ( flags & FLAG_GETDN_FINAL ) == 0 ) {
- dn_normalize( dn );
+ dn_normalize( dn+3 );
}
*dnptr = dn;
#ifdef NEW_LOGGING
LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
"slap_sasl_authorize: conn %d authorization allowed\n",
- (long)(conn ? conn->c_connid : -1 ) );
+ (long)(conn ? conn->c_connid : -1 ) ));
#else
Debug( LDAP_DEBUG_TRACE, "SASL Authorize [conn=%ld]: "
" authorization allowed\n",
#ifdef HAVE_CYRUS_SASL
sasl_conn_t *ctx = conn->c_sasl_context;
struct berval response;
- unsigned reslen;
+ unsigned reslen = 0;
const char *errstr;
int sc;
if ( !conn->c_sasl_bind_in_progress ) {
sc = sasl_server_start( ctx,
conn->c_sasl_bind_mech,
- cred->bv_val, cred->bv_len,
+ cred->bv_len ? cred->bv_val : "",
+ cred->bv_len,
(char **)&response.bv_val, &reslen, &errstr );
} else {
NULL, errstr, NULL, NULL );
}
+ if( response.bv_len ) {
+ ch_free( response.bv_val );
+ }
+
#ifdef NEW_LOGGING
LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
"slap_sasl_bind: rc=%d\n", rc ));