#include "portable.h"
-#include <ac/stdlib.h>
#include <stdio.h>
-#include "slap.h"
-#include "proto-slap.h"
-
+#include <ac/stdlib.h>
#include <ac/string.h>
+#include "slap.h"
+
#ifdef HAVE_CYRUS_SASL
#include <limits.h>
+
+#ifdef HAVE_SASL_SASL_H
+#include <sasl/sasl.h>
+#else
#include <sasl.h>
-#include <ldap_pvt.h>
#endif
+#include <ldap_pvt.h>
+#endif
+/* URI format: ldap://<host>/<base>[?[<attrs>][?[<scope>][?[<filter>]]]] */
-
-
-/* URI format: ldap://<host>/<base>[?[<attrs>][?[<scope>][?[<filter>]]]] */
-
-int slap_parseURI( char *uri, char **searchbase, int *scope, Filter **filter )
+static int slap_parseURI( struct berval *uri,
+ struct berval *searchbase, int *scope, Filter **filter )
{
- char *start, *end;
-
+ struct berval bv;
+ int rc;
+ LDAPURLDesc *ludp;
- assert( uri != NULL );
- *searchbase = NULL;
+ assert( uri != NULL && uri->bv_val != NULL );
+ searchbase->bv_val = NULL;
+ searchbase->bv_len = 0;
*scope = -1;
*filter = NULL;
- Debug( LDAP_DEBUG_TRACE, "slap_parseURI: parsing %s\n", uri, 0, 0 );
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_parseURI: parsing %s\n", uri->bv_val ));
+#else
+ Debug( LDAP_DEBUG_TRACE, "slap_parseURI: parsing %s\n", uri->bv_val, 0, 0 );
+#endif
/* If it does not look like a URI, assume it is a DN */
- if( strncasecmp( uri, "ldap://", 7 ) ) {
- *searchbase = ch_strdup( uri );
- dn_normalize( *searchbase );
- *scope = LDAP_SCOPE_BASE;
- return( LDAP_SUCCESS );
+ if( !strncasecmp( uri->bv_val, "dn:", sizeof("dn:")-1 ) ) {
+ bv.bv_val = uri->bv_val + sizeof("dn:")-1;
+ bv.bv_val += strspn( bv.bv_val, " " );
+
+is_dn: bv.bv_len = uri->bv_len - (bv.bv_val - uri->bv_val);
+ rc = dnNormalize2( NULL, &bv, searchbase );
+ if (rc == LDAP_SUCCESS) {
+ *scope = LDAP_SCOPE_BASE;
+ }
+ return( rc );
+ }
+
+ rc = ldap_url_parse( uri->bv_val, &ludp );
+ if ( rc == LDAP_URL_ERR_BADSCHEME ) {
+ bv.bv_val = uri->bv_val;
+ goto is_dn;
}
- end = strchr( uri + 7, '/' );
- if ( end == NULL )
+ if ( rc != LDAP_URL_SUCCESS ) {
return( LDAP_PROTOCOL_ERROR );
+ }
/* could check the hostname here */
- /* Grab the searchbase */
- start = end+1;
- end = strchr( start, '?' );
- if( end == NULL ) {
- *searchbase = ch_strdup( start );
- dn_normalize( *searchbase );
- return( LDAP_SUCCESS );
- }
- *end = '\0';
- *searchbase = ch_strdup( start );
- *end = '?';
- dn_normalize( *searchbase );
-
- /* Skip the attrs */
- start = end+1;
- end = strchr( start, '?' );
- if( end == NULL ) {
- return( LDAP_SUCCESS );
- }
-
/* Grab the scope */
- start = end+1;
- if( !strncasecmp( start, "base?", 5 )) {
- *scope = LDAP_SCOPE_BASE;
- start += 5;
- }
- else if( !strncasecmp( start, "one?", 4 )) {
- *scope = LDAP_SCOPE_ONELEVEL;
- start += 4;
- }
- else if( !strncasecmp( start, "sub?", 3 )) {
- *scope = LDAP_SCOPE_SUBTREE;
- start += 4;
- }
- else {
- ch_free( *searchbase );
- *searchbase = NULL;
- return( LDAP_PROTOCOL_ERROR );
- }
+ *scope = ludp->lud_scope;
/* Grab the filter */
- *filter = str2filter( start );
-
- return( LDAP_SUCCESS );
-}
+ if ( ludp->lud_filter ) {
+ *filter = str2filter( ludp->lud_filter );
+ if ( *filter == NULL )
+ rc = LDAP_PROTOCOL_ERROR;
+ }
+ /* Grab the searchbase */
+ if ( rc == LDAP_URL_SUCCESS ) {
+ bv.bv_val = ludp->lud_dn;
+ bv.bv_len = strlen( bv.bv_val );
+ rc = dnNormalize2( NULL, &bv, searchbase );
+ }
+ ldap_free_urldesc( ludp );
+ return( rc );
+}
int slap_sasl_regexp_config( const char *match, const char *replace )
const char *c;
int rc, n;
SaslRegexp_t *reg;
+ struct berval bv, nbv;
SaslRegexp = (SaslRegexp_t *) ch_realloc( (char *) SaslRegexp,
(nSaslRegexp + 1) * sizeof(SaslRegexp_t) );
reg = &( SaslRegexp[nSaslRegexp] );
- reg->match = ch_strdup( match );
- reg->replace = ch_strdup( replace );
- dn_normalize( reg->match );
- dn_normalize( reg->replace );
+ ber_str2bv( match, 0, 0, &bv );
+ rc = dnNormalize2( NULL, &bv, &nbv );
+ if ( rc ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ERR,
+ "slap_sasl_regexp_config: \"%s\" could not be normalized.\n",
+ match ));
+#else
+ Debug( LDAP_DEBUG_ANY,
+ "SASL match pattern %s could not be normalized.\n",
+ match, 0, 0 );
+#endif
+ return( rc );
+ }
+ reg->sr_match = nbv.bv_val;
+
+ ber_str2bv( replace, 0, 0, &bv );
+ rc = dnNormalize2( NULL, &bv, &nbv );
+ if ( rc ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ERR,
+ "slap_sasl_regexp_config: \"%s\" could not be normalized.\n",
+ replace ));
+#else
+ Debug( LDAP_DEBUG_ANY,
+ "SASL replace pattern %s could not be normalized.\n",
+ replace, 0, 0 );
+#endif
+ return( rc );
+ }
+ reg->sr_replace = nbv.bv_val;
/* Precompile matching pattern */
- rc = regcomp( ®->workspace, reg->match, REG_EXTENDED|REG_ICASE );
+ rc = regcomp( ®->sr_workspace, reg->sr_match, REG_EXTENDED|REG_ICASE );
if ( rc ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ERR,
+ "slap_sasl_regexp_config: \"%s\" could not be compiled.\n",
+ reg->sr_match ));
+#else
Debug( LDAP_DEBUG_ANY,
"SASL match pattern %s could not be compiled by regexp engine\n",
- reg->match, 0, 0 );
+ reg->sr_match, 0, 0 );
+#endif
+
return( LDAP_OPERATIONS_ERROR );
}
/* Precompile replace pattern. Find the $<n> placeholders */
- reg->offset[0] = -2;
+ reg->sr_offset[0] = -2;
n = 1;
- for ( c = reg->replace; *c; c++ ) {
- if ( *c == '\\' ) {
+ for ( c = reg->sr_replace; *c; c++ ) {
+ if ( *c == '\\' && c[1] ) {
c++;
continue;
}
if ( *c == '$' ) {
if ( n == SASLREGEX_REPLACE ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ERR,
+ "slap_sasl_regexp_config: \"%s\" has too many $n "
+ "placeholders (max %d)\n",
+ reg->sr_replace, SASLREGEX_REPLACE ));
+#else
Debug( LDAP_DEBUG_ANY,
- "SASL replace pattern %s has too many $n placeholders (max %d)\n",
- reg->replace, SASLREGEX_REPLACE, 0 );
+ "SASL replace pattern %s has too many $n "
+ "placeholders (max %d)\n",
+ reg->sr_replace, SASLREGEX_REPLACE, 0 );
+#endif
+
return( LDAP_OPERATIONS_ERROR );
}
- reg->offset[n] = c - reg->replace;
+ reg->sr_offset[n] = c - reg->sr_replace;
n++;
}
}
/* Final placeholder, after the last $n */
- reg->offset[n] = c - reg->replace;
+ reg->sr_offset[n] = c - reg->sr_replace;
n++;
- reg->offset[n] = -1;
+ reg->sr_offset[n] = -1;
nSaslRegexp++;
#endif
}
-
-
-
#ifdef HAVE_CYRUS_SASL
-
-
/* Take the passed in SASL name and attempt to convert it into an
LDAP URI to find the matching LDAP entry, using the pattern matching
strings given in the saslregexp config file directive(s) */
-static
-char *slap_sasl_regexp( char *saslname )
+static int slap_sasl_regexp( struct berval *in, struct berval *out )
{
- char *uri=NULL;
+ char *saslname = in->bv_val;
int i, n, len, insert;
SaslRegexp_t *reg;
+ out->bv_val = NULL;
+ out->bv_len = 0;
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_sasl_regexp: converting SASL name %s\n", saslname ));
+#else
Debug( LDAP_DEBUG_TRACE, "slap_sasl_regexp: converting SASL name %s\n",
saslname, 0, 0 );
+#endif
+
if (( saslname == NULL ) || ( nSaslRegexp == 0 ))
- return( NULL );
+ return( 0 );
/* Match the normalized SASL name to the saslregexp patterns */
for( reg = SaslRegexp,i=0; i<nSaslRegexp; i++,reg++ ) {
- if ( regexec( ®->workspace, saslname, SASLREGEX_REPLACE,
- reg->strings, 0) == 0 )
+ if ( regexec( ®->sr_workspace, saslname, SASLREGEX_REPLACE,
+ reg->sr_strings, 0) == 0 )
break;
}
if( i >= nSaslRegexp )
- return( NULL );
+ return( 0 );
/*
* The match pattern may have been of the form "a(b.*)c(d.*)e" and the
n=1;
len = 0;
- while( reg->offset[n] >= 0 ) {
+ while( reg->sr_offset[n] >= 0 ) {
/* Len of next section from replacement string (x,y,z above) */
- len += reg->offset[n] - reg->offset[n-1] - 2;
- if( reg->offset[n+1] < 0)
+ len += reg->sr_offset[n] - reg->sr_offset[n-1] - 2;
+ if( reg->sr_offset[n+1] < 0)
break;
/* Len of string from saslname that matched next $i (b,d above) */
- i = reg->replace[ reg->offset[n] + 1 ] - '0';
- len += reg->strings[i].rm_eo - reg->strings[i].rm_so;
+ i = reg->sr_replace[ reg->sr_offset[n] + 1 ] - '0';
+ len += reg->sr_strings[i].rm_eo - reg->sr_strings[i].rm_so;
n++;
}
- uri = ch_malloc( len + 1 );
+ out->bv_val = ch_malloc( len + 1 );
+ out->bv_len = len;
/* Fill in URI with replace string, replacing $i as we go */
n=1;
insert = 0;
- while( reg->offset[n] >= 0) {
+ while( reg->sr_offset[n] >= 0) {
/* Paste in next section from replacement string (x,y,z above) */
- len = reg->offset[n] - reg->offset[n-1] - 2;
- strncpy( uri+insert, reg->replace + reg->offset[n-1] + 2, len);
+ len = reg->sr_offset[n] - reg->sr_offset[n-1] - 2;
+ strncpy( out->bv_val+insert, reg->sr_replace + reg->sr_offset[n-1] + 2, len);
insert += len;
- if( reg->offset[n+1] < 0)
+ if( reg->sr_offset[n+1] < 0)
break;
/* Paste in string from saslname that matched next $i (b,d above) */
- i = reg->replace[ reg->offset[n] + 1 ] - '0';
- len = reg->strings[i].rm_eo - reg->strings[i].rm_so;
- strncpy( uri+insert, saslname + reg->strings[i].rm_so, len );
+ i = reg->sr_replace[ reg->sr_offset[n] + 1 ] - '0';
+ len = reg->sr_strings[i].rm_eo - reg->sr_strings[i].rm_so;
+ strncpy( out->bv_val+insert, saslname + reg->sr_strings[i].rm_so, len );
insert += len;
n++;
}
- uri[insert] = '\0';
+ out->bv_val[insert] = '\0';
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_sasl_regexp: converted SASL name to %s\n", out->bv_val ));
+#else
Debug( LDAP_DEBUG_TRACE,
- "slap_sasl_regexp: converted SASL name to %s\n", uri, 0, 0 );
- return( uri );
-}
+ "slap_sasl_regexp: converted SASL name to %s\n", out->bv_val, 0, 0 );
+#endif
+ return( 1 );
+}
+/* Two empty callback functions to avoid sending results */
+static void sasl_sc_r( Connection *conn, Operation *o, ber_tag_t tag,
+ ber_int_t msgid, ber_int_t err, const char *matched,
+ const char *text, BerVarray ref, const char *resoid,
+ struct berval *resdata, struct berval *sasldata, LDAPControl **c)
+{
+}
+static void sasl_sc_s( Connection *conn, Operation *o, ber_int_t err,
+ const char *matched, const char *text, BerVarray refs, LDAPControl **c,
+ int nentries)
+{
+}
+/* This callback actually does some work...*/
+static int sasl_sc_sasl2dn( BackendDB *be, Connection *conn, Operation *o,
+ Entry *e, AttributeName *an, int ao, LDAPControl **c)
+{
+ struct berval *ndn = o->o_callback->sc_private;
+
+ /* We only want to be called once */
+ if (ndn->bv_val) {
+ free(ndn->bv_val);
+ ndn->bv_val = NULL;
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_DETAIL1,
+ "slap_sasl2dn: search DN returned more than 1 entry\n" ));
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "slap_sasl2dn: search DN returned more than 1 entry\n", 0,0,0 );
+#endif
+ return -1;
+ } else {
+ ber_dupbv(ndn, &e->e_nname);
+ return 0;
+ }
+}
/*
- * Given a SASL name (e.g. "UID=name+cn=REALM,cn=MECH,cn=AUTHZ")
+ * Given a SASL name (e.g. "UID=name,cn=REALM,cn=MECH,cn=AUTH")
* return the LDAP DN to which it matches. The SASL regexp rules in the config
* file turn the SASL name into an LDAP URI. If the URI is just a DN (or a
* search with scope=base), just return the URI (or its searchbase). Otherwise
* entry, return the DN of that one entry.
*/
-static
-char *slap_sasl2dn( char *saslname )
+void slap_sasl2dn( struct berval *saslname, struct berval *dn )
{
- char *uri=NULL, *searchbase=NULL, *DN=NULL;
+ struct berval uri = {0, NULL};
+ struct berval searchbase = {0, NULL};
int rc, scope;
Backend *be;
Filter *filter=NULL;
- Connection *conn=NULL;
- LDAP *client=NULL;
- LDAPMessage *res=NULL, *msg;
-
+ slap_callback cb = {sasl_sc_r, sasl_sc_s, sasl_sc_sasl2dn, NULL};
+ Operation op = {0};
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_sasl2dn: converting SASL name %s to DN.\n", saslname->bv_val ));
+#else
Debug( LDAP_DEBUG_TRACE,
- "==>slap_sasl2dn: Converting SASL name %s to a DN\n", saslname, 0,0 );
+ "==>slap_sasl2dn: Converting SASL name %s to a DN\n", saslname->bv_val, 0,0 );
+#endif
+ dn->bv_val = NULL;
+ dn->bv_len = 0;
+ cb.sc_private = dn;
/* Convert the SASL name into an LDAP URI */
- uri = slap_sasl_regexp( saslname );
- if( uri == NULL )
+ if( !slap_sasl_regexp( saslname, &uri ) )
goto FINISHED;
- rc = slap_parseURI( uri, &searchbase, &scope, &filter );
- if( rc )
+ rc = slap_parseURI( &uri, &searchbase, &scope, &filter );
+ if( rc ) {
goto FINISHED;
+ }
/* Massive shortcut: search scope == base */
if( scope == LDAP_SCOPE_BASE ) {
- DN = ch_strdup( searchbase );
+ *dn = searchbase;
+ searchbase.bv_len = 0;
+ searchbase.bv_val = NULL;
goto FINISHED;
}
/* Must do an internal search */
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_DETAIL1,
+ "slap_sasl2dn: performing internal search (base=%s, scope=%d)\n",
+ searchbase.bv_val, scope ));
+#else
Debug( LDAP_DEBUG_TRACE,
"slap_sasl2dn: performing internal search (base=%s, scope=%d)\n",
- searchbase, scope, 0 );
+ searchbase.bv_val, scope, 0 );
+#endif
- be = select_backend( searchbase );
+ be = select_backend( &searchbase, 0, 1 );
if(( be == NULL ) || ( be->be_search == NULL))
goto FINISHED;
- searchbase = suffix_alias( be, searchbase );
+ suffix_alias( be, &searchbase );
- rc = connection_internal_open( &conn, &client, saslname );
- if( rc != LDAP_SUCCESS )
- goto FINISHED;
+ op.o_tag = LDAP_REQ_SEARCH;
+ op.o_protocol = LDAP_VERSION3;
+ op.o_ndn = *saslname;
+ op.o_callback = &cb;
+ op.o_time = slap_get_time();
- (*be->be_search)( be, conn, conn->c_ops, /*base=*/NULL, searchbase,
+ (*be->be_search)( be, /*conn*/NULL, &op, /*base*/NULL, &searchbase,
scope, /*deref=*/1, /*sizelimit=*/1, /*time=*/0, filter, /*fstr=*/NULL,
/*attrs=*/NULL, /*attrsonly=*/0 );
-
-
- /* Read the client side of the internal search */
- rc = ldap_result( client, LDAP_RES_ANY, LDAP_MSG_ALL, NULL, &res );
- if( rc == -1 )
- goto FINISHED;
-
- /* Make sure exactly one entry was returned */
- rc = ldap_count_entries( client, res );
- Debug( LDAP_DEBUG_TRACE,
- "slap_sasl2dn: search DN returned %d entries\n", rc,0,0 );
- if( rc != 1 )
- goto FINISHED;
-
- msg = ldap_first_entry( client, res );
- DN = ldap_get_dn( client, msg );
-
+
FINISHED:
- if( searchbase ) ch_free( searchbase );
+ if( searchbase.bv_len ) ch_free( searchbase.bv_val );
if( filter ) filter_free( filter );
- if( uri ) ch_free( uri );
- if( conn ) connection_internal_close( conn );
- if( res ) ldap_msgfree( res );
- if( client ) ldap_unbind( client );
- if( DN ) dn_normalize( DN );
+ if( uri.bv_val ) ch_free( uri.bv_val );
+
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_sasl2dn: Converted SASL name to %s\n",
+ dn->bv_len ? dn->bv_val : "<nothing>" ));
+#else
Debug( LDAP_DEBUG_TRACE, "<==slap_sasl2dn: Converted SASL name to %s\n",
- DN ? DN : "<nothing>", 0, 0 );
- return( DN );
-}
+ dn->bv_len ? dn->bv_val : "<nothing>", 0, 0 );
+#endif
+ return;
+}
+typedef struct smatch_info {
+ struct berval *dn;
+ int match;
+} smatch_info;
+static int sasl_sc_smatch( BackendDB *be, Connection *conn, Operation *o,
+ Entry *e, AttributeName *an, int ao, LDAPControl **c)
+{
+ smatch_info *sm = o->o_callback->sc_private;
+ if (dn_match(sm->dn, &e->e_nname)) {
+ sm->match = 1;
+ return -1; /* short-circuit the search */
+ } else {
+ return 1;
+ }
+}
/*
* Map a SASL regexp rule to a DN. If the rule is just a DN or a scope=base
* URI, just strcmp the rule (or its searchbase) to the *assertDN. Otherwise,
* the rule must be used as an internal search for entries. If that search
* returns the *assertDN entry, the match is successful.
+ *
+ * The assertDN should not have the dn: prefix
*/
static
-int slap_sasl_match( char *rule, char *assertDN, char *authc )
+int slap_sasl_match( struct berval *rule, struct berval *assertDN, struct berval *authc )
{
- char *searchbase=NULL, *dn=NULL;
+ struct berval searchbase = {0, NULL};
int rc, scope;
Backend *be;
Filter *filter=NULL;
- Connection *conn=NULL;
- LDAP *client=NULL;
- LDAPMessage *res=NULL, *msg;
-
-
+ regex_t reg;
+ smatch_info sm;
+ slap_callback cb = { sasl_sc_r, sasl_sc_s, sasl_sc_smatch, NULL };
+ Operation op = {0};
+
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_sasl_match: comparing DN %s to rule %s\n", assertDN->bv_val, rule->bv_val ));
+#else
Debug( LDAP_DEBUG_TRACE,
- "===>slap_sasl_match: comparing DN %s to rule %s\n", assertDN, rule, 0 );
+ "===>slap_sasl_match: comparing DN %s to rule %s\n", assertDN->bv_val, rule->bv_val, 0 );
+#endif
rc = slap_parseURI( rule, &searchbase, &scope, &filter );
if( rc != LDAP_SUCCESS )
/* Massive shortcut: search scope == base */
if( scope == LDAP_SCOPE_BASE ) {
- dn_normalize( searchbase );
- if( strcmp( searchbase, assertDN ) == 0 )
+ rc = regcomp(®, searchbase.bv_val,
+ REG_EXTENDED|REG_ICASE|REG_NOSUB);
+ if ( rc == 0 ) {
+ rc = regexec(®, assertDN->bv_val, 0, NULL, 0);
+ regfree( ® );
+ }
+ if ( rc == 0 )
rc = LDAP_SUCCESS;
else
rc = LDAP_INAPPROPRIATE_AUTH;
/* Must run an internal search. */
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_DETAIL1,
+ "slap_sasl_match: performing internal search (base=%s, scope=%d)\n",
+ searchbase.bv_val, scope ));
+#else
Debug( LDAP_DEBUG_TRACE,
"slap_sasl_match: performing internal search (base=%s, scope=%d)\n",
- searchbase, scope, 0 );
+ searchbase.bv_val, scope, 0 );
+#endif
- be = select_backend( searchbase );
+ be = select_backend( &searchbase, 0, 1 );
if(( be == NULL ) || ( be->be_search == NULL)) {
rc = LDAP_INAPPROPRIATE_AUTH;
goto CONCLUDED;
}
- searchbase = suffix_alias( be, searchbase );
+ suffix_alias( be, &searchbase );
- /* Make an internal connection on which to run the search */
- rc = connection_internal_open( &conn, &client, authc );
- if( rc != LDAP_SUCCESS )
- goto CONCLUDED;
+ sm.dn = assertDN;
+ sm.match = 0;
+ cb.sc_private = &sm;
- (*be->be_search)( be, conn, conn->c_ops, /*base=*/NULL, searchbase,
+ op.o_tag = LDAP_REQ_SEARCH;
+ op.o_protocol = LDAP_VERSION3;
+ op.o_ndn = *authc;
+ op.o_callback = &cb;
+ op.o_time = slap_get_time();
+
+ (*be->be_search)( be, /*conn=*/NULL, &op, /*base=*/NULL, &searchbase,
scope, /*deref=*/1, /*sizelimit=*/0, /*time=*/0, filter, /*fstr=*/NULL,
/*attrs=*/NULL, /*attrsonly=*/0 );
-
- /* On the client side of the internal search, read the results. Check
- if the assertDN matches any of the DN's returned by the search */
- rc = ldap_result( client, LDAP_RES_ANY, LDAP_MSG_ALL, NULL, &res );
- if( rc == -1 )
- goto CONCLUDED;
-
- for( msg=ldap_first_entry( client, res );
- msg;
- msg=ldap_next_entry( client, msg ) ) {
- dn = ldap_get_dn( client, msg );
- dn_normalize( dn );
- rc = strcmp( dn, assertDN );
- ch_free( dn );
- if( rc == 0 ) {
- rc = LDAP_SUCCESS;
- goto CONCLUDED;
- }
- }
- rc = LDAP_INAPPROPRIATE_AUTH;
+ if (sm.match)
+ rc = LDAP_SUCCESS;
+ else
+ rc = LDAP_INAPPROPRIATE_AUTH;
CONCLUDED:
- if( searchbase ) ch_free( searchbase );
+ if( searchbase.bv_len ) ch_free( searchbase.bv_val );
if( filter ) filter_free( filter );
- if( conn ) connection_internal_close( conn );
- if( res ) ldap_msgfree( res );
- if( client ) ldap_unbind( client );
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_sasl_match: comparison returned %d\n", rc ));
+#else
Debug( LDAP_DEBUG_TRACE,
"<===slap_sasl_match: comparison returned %d\n", rc, 0, 0);
+#endif
+
return( rc );
}
-
-
-
/*
* This function answers the question, "Can this ID authorize to that ID?",
* based on authorization rules. The rules are stored in the *searchDN, in the
* attribute named by *attr. If any of those rules map to the *assertDN, the
* authorization is approved.
+ *
+ * The DNs should not have the dn: prefix
*/
-
static int
-slap_sasl_check_authz(char *searchDN, char *assertDN, char *attr, char *authc)
+slap_sasl_check_authz(struct berval *searchDN, struct berval *assertDN, struct berval *attr, struct berval *authc)
{
const char *errmsg;
int i, rc;
- struct berval **vals=NULL;
+ BerVarray vals=NULL;
AttributeDescription *ad=NULL;
-
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_sasl_check_authz: does %s match %s rule in %s?\n",
+ assertDN->bv_val, attr->bv_val, searchDN->bv_val ));
+#else
Debug( LDAP_DEBUG_TRACE,
"==>slap_sasl_check_authz: does %s match %s rule in %s?\n",
- assertDN, attr, searchDN);
- rc = slap_str2ad( attr, &ad, &errmsg );
+ assertDN->bv_val, attr->bv_val, searchDN->bv_val);
+#endif
+
+ rc = slap_bv2ad( attr, &ad, &errmsg );
if( rc != LDAP_SUCCESS )
goto COMPLETE;
goto COMPLETE;
/* Check if the *assertDN matches any **vals */
- for( i=0; vals[i] != NULL; i++ ) {
- rc = slap_sasl_match( vals[i]->bv_val, assertDN, authc );
+ for( i=0; vals[i].bv_val != NULL; i++ ) {
+ rc = slap_sasl_match( &vals[i], assertDN, authc );
if ( rc == LDAP_SUCCESS )
goto COMPLETE;
}
rc = LDAP_INAPPROPRIATE_AUTH;
COMPLETE:
- if( vals ) ber_bvecfree( vals );
- if( ad ) ad_free( ad, 1 );
+ if( vals ) ber_bvarray_free( vals );
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_sasl_check_authz: %s check returning %s\n", attr->bv_val, rc ));
+#else
Debug( LDAP_DEBUG_TRACE,
- "<==slap_sasl_check_authz: %s check returning %d\n", attr, rc, 0);
+ "<==slap_sasl_check_authz: %s check returning %d\n", attr->bv_val, rc, 0);
+#endif
+
return( rc );
}
+#endif /* HAVE_CYRUS_SASL */
+/* Check if a bind can SASL authorize to another identity.
+ * The DNs should not have the dn: prefix
+ */
-#endif /* HAVE_CYRUS_SASL */
-
-
-
-
+static struct berval sasl_authz_src = {
+ sizeof(SASL_AUTHZ_SOURCE_ATTR)-1, SASL_AUTHZ_SOURCE_ATTR };
-/* Check if a bind can SASL authorize to another identity. */
+static struct berval sasl_authz_dst = {
+ sizeof(SASL_AUTHZ_DEST_ATTR)-1, SASL_AUTHZ_DEST_ATTR };
-int slap_sasl_authorized( Connection *conn,
- const char *authcid, const char *authzid )
+int slap_sasl_authorized( struct berval *authcDN, struct berval *authzDN )
{
- int rc;
- char *saslname=NULL,*authcDN=NULL,*realm=NULL, *authzDN=NULL;
+ int rc = LDAP_INAPPROPRIATE_AUTH;
#ifdef HAVE_CYRUS_SASL
- Debug( LDAP_DEBUG_TRACE,
- "==>slap_sasl_authorized: can %s become %s?\n", authcid, authzid, 0 );
-
- /* Create a complete SASL name for the SASL regexp patterns */
-
- sasl_getprop( conn->c_sasl_context, SASL_REALM, (void **)&realm );
-
- /* Allocate space */
- rc = strlen("uid=,cn=,cn=,cn=AUTHZ ");
- if ( realm ) rc += strlen( realm );
- if ( authcid ) rc += strlen( authcid );
- rc += strlen( conn->c_sasl_bind_mech );
- saslname = ch_malloc( rc );
-
- /* Build the SASL name with whatever we have, and normalize it */
- saslname[0] = '\0';
- rc = 0;
- if ( authcid )
- rc += sprintf( saslname+rc, "%sUID=%s", rc?",":"", authcid);
- if ( realm )
- rc += sprintf( saslname+rc, "%sCN=%s", rc?",":"", realm);
- if ( conn->c_sasl_bind_mech )
- rc += sprintf( saslname+rc, "%sCN=%s", rc?",":"",
- conn->c_sasl_bind_mech);
- sprintf( saslname+rc, "%sCN=AUTHZ", rc?",":"");
- dn_normalize( saslname );
-
- authcDN = slap_sasl2dn( saslname );
- if( authcDN == NULL )
+ /* User binding as anonymous */
+ if ( authzDN == NULL ) {
+ rc = LDAP_SUCCESS;
goto DONE;
+ }
- /* Normalize the name given by the clientside of the connection */
- authzDN = ch_strdup( authzid );
- dn_normalize( authzDN );
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_sasl_authorized: can %s become %s?\n", authcDN->bv_val, authzDN->bv_val ));
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "==>slap_sasl_authorized: can %s become %s?\n", authcDN->bv_val, authzDN->bv_val, 0 );
+#endif
+ /* If person is authorizing to self, succeed */
+ if ( dn_match( authcDN, authzDN ) ) {
+ rc = LDAP_SUCCESS;
+ goto DONE;
+ }
/* Check source rules */
- rc = slap_sasl_check_authz( authcDN, authzDN, SASL_AUTHZ_SOURCE_ATTR,
+ rc = slap_sasl_check_authz( authcDN, authzDN, &sasl_authz_src,
authcDN );
- if( rc == LDAP_SUCCESS )
+ if( rc == LDAP_SUCCESS ) {
goto DONE;
+ }
/* Check destination rules */
- rc = slap_sasl_check_authz( authzDN, authcDN, SASL_AUTHZ_DEST_ATTR,
+ rc = slap_sasl_check_authz( authzDN, authcDN, &sasl_authz_dst,
authcDN );
- if( rc == LDAP_SUCCESS )
+ if( rc == LDAP_SUCCESS ) {
goto DONE;
+ }
-#endif
rc = LDAP_INAPPROPRIATE_AUTH;
DONE:
- if( saslname ) ch_free( saslname );
- if( authcDN ) ch_free( authcDN );
- if( authzDN ) ch_free( authzDN );
- Debug( LDAP_DEBUG_TRACE, "<== slap_sasl_authorized: return %d\n",rc,0,0 );
+#endif
+
+#ifdef NEW_LOGGING
+ LDAP_LOG(( "sasl", LDAP_LEVEL_ENTRY,
+ "slap_sasl_authorized: return %d\n", rc ));
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "<== slap_sasl_authorized: return %d\n", rc, 0, 0 );
+#endif
+
return( rc );
}
projects / openldap / blobdiff