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-rw-r--r--servers/slapd/slapacl.c411
1 files changed, 411 insertions, 0 deletions
diff --git a/servers/slapd/slapacl.c b/servers/slapd/slapacl.c
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+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2004-2021 The OpenLDAP Foundation.
+ * Portions Copyright 2004 Pierangelo Masarati.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by Pierangelo Masarati for inclusion
+ * in OpenLDAP Software.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/stdlib.h>
+
+#include <ac/ctype.h>
+#include <ac/string.h>
+#include <ac/socket.h>
+#include <ac/unistd.h>
+
+#include <lber.h>
+#include <ldif.h>
+#include <lutil.h>
+
+#include "slapcommon.h"
+
+static int
+print_access(
+ Operation *op,
+ Entry *e,
+ AttributeDescription *desc,
+ struct berval *val,
+ struct berval *nval )
+{
+ int rc;
+ slap_mask_t mask;
+ char accessmaskbuf[ACCESSMASK_MAXLEN];
+
+ rc = access_allowed_mask( op, e, desc, nval, ACL_AUTH, NULL, &mask );
+
+ fprintf( stderr, "%s%s%s: %s\n",
+ desc->ad_cname.bv_val,
+ ( val && !BER_BVISNULL( val ) ) ? "=" : "",
+ ( val && !BER_BVISNULL( val ) ) ?
+ ( desc == slap_schema.si_ad_userPassword ?
+ "****" : val->bv_val ) : "",
+ accessmask2str( mask, accessmaskbuf, 1 ) );
+
+ return rc;
+}
+
+int
+slapacl( int argc, char **argv )
+{
+ int rc = EXIT_SUCCESS;
+ const char *progname = "slapacl";
+ Connection conn = { 0 };
+ Listener listener;
+ OperationBuffer opbuf;
+ Operation *op = NULL;
+ Entry e = { 0 }, *ep = &e;
+ char *attr = NULL;
+ int doclose = 0;
+ BackendDB *bd;
+ void *thrctx;
+
+ slap_tool_init( progname, SLAPACL, argc, argv );
+
+ if ( !dryrun ) {
+ int i = 0;
+
+ LDAP_STAILQ_FOREACH( bd, &backendDB, be_next ) {
+ if ( bd != be && backend_startup( bd ) ) {
+ fprintf( stderr, "backend_startup(#%d%s%s) failed\n",
+ i,
+ bd->be_suffix ? ": " : "",
+ bd->be_suffix ? bd->be_suffix[0].bv_val : "" );
+ rc = 1;
+ goto destroy;
+ }
+
+ i++;
+ }
+ }
+
+ argv = &argv[ optind ];
+ argc -= optind;
+
+ thrctx = ldap_pvt_thread_pool_context();
+ connection_fake_init( &conn, &opbuf, thrctx );
+ op = &opbuf.ob_op;
+ op->o_tmpmemctx = NULL;
+
+ conn.c_listener = &listener;
+ conn.c_listener_url = listener_url;
+ conn.c_peer_domain = peer_domain;
+ conn.c_peer_name = peer_name;
+ conn.c_sock_name = sock_name;
+ op->o_ssf = ssf;
+ op->o_transport_ssf = transport_ssf;
+ op->o_tls_ssf = tls_ssf;
+ op->o_sasl_ssf = sasl_ssf;
+
+ if ( !BER_BVISNULL( &authcID ) ) {
+ if ( !BER_BVISNULL( &authcDN ) ) {
+ fprintf( stderr, "both authcID=\"%s\" "
+ "and authcDN=\"%s\" provided\n",
+ authcID.bv_val, authcDN.bv_val );
+ rc = 1;
+ goto destroy;
+ }
+
+ rc = slap_sasl_getdn( &conn, op, &authcID, NULL,
+ &authcDN, SLAP_GETDN_AUTHCID );
+ if ( rc != LDAP_SUCCESS ) {
+ fprintf( stderr, "authcID: <%s> check failed %d (%s)\n",
+ authcID.bv_val, rc,
+ ldap_err2string( rc ) );
+ rc = 1;
+ goto destroy;
+ }
+
+ } else if ( !BER_BVISNULL( &authcDN ) ) {
+ struct berval ndn;
+
+ rc = dnNormalize( 0, NULL, NULL, &authcDN, &ndn, NULL );
+ if ( rc != LDAP_SUCCESS ) {
+ fprintf( stderr, "autchDN=\"%s\" normalization failed %d (%s)\n",
+ authcDN.bv_val, rc,
+ ldap_err2string( rc ) );
+ rc = 1;
+ goto destroy;
+ }
+ ch_free( authcDN.bv_val );
+ authcDN = ndn;
+ }
+
+ if ( !BER_BVISNULL( &authzID ) ) {
+ if ( !BER_BVISNULL( &authzDN ) ) {
+ fprintf( stderr, "both authzID=\"%s\" "
+ "and authzDN=\"%s\" provided\n",
+ authzID.bv_val, authzDN.bv_val );
+ rc = 1;
+ goto destroy;
+ }
+
+ rc = slap_sasl_getdn( &conn, op, &authzID, NULL,
+ &authzDN, SLAP_GETDN_AUTHZID );
+ if ( rc != LDAP_SUCCESS ) {
+ fprintf( stderr, "authzID: <%s> check failed %d (%s)\n",
+ authzID.bv_val, rc,
+ ldap_err2string( rc ) );
+ rc = 1;
+ goto destroy;
+ }
+
+ } else if ( !BER_BVISNULL( &authzDN ) ) {
+ struct berval ndn;
+
+ rc = dnNormalize( 0, NULL, NULL, &authzDN, &ndn, NULL );
+ if ( rc != LDAP_SUCCESS ) {
+ fprintf( stderr, "autchDN=\"%s\" normalization failed %d (%s)\n",
+ authzDN.bv_val, rc,
+ ldap_err2string( rc ) );
+ rc = 1;
+ goto destroy;
+ }
+ ch_free( authzDN.bv_val );
+ authzDN = ndn;
+ }
+
+
+ if ( !BER_BVISNULL( &authcDN ) ) {
+ fprintf( stderr, "authcDN: \"%s\"\n", authcDN.bv_val );
+ }
+
+ if ( !BER_BVISNULL( &authzDN ) ) {
+ fprintf( stderr, "authzDN: \"%s\"\n", authzDN.bv_val );
+ }
+
+ if ( !BER_BVISNULL( &authzDN ) ) {
+ op->o_dn = authzDN;
+ op->o_ndn = authzDN;
+
+ if ( !BER_BVISNULL( &authcDN ) ) {
+ op->o_conn->c_dn = authcDN;
+ op->o_conn->c_ndn = authcDN;
+
+ } else {
+ op->o_conn->c_dn = authzDN;
+ op->o_conn->c_ndn = authzDN;
+ }
+
+ } else if ( !BER_BVISNULL( &authcDN ) ) {
+ op->o_conn->c_dn = authcDN;
+ op->o_conn->c_ndn = authcDN;
+ op->o_dn = authcDN;
+ op->o_ndn = authcDN;
+ }
+
+ assert( !BER_BVISNULL( &baseDN ) );
+ rc = dnPrettyNormal( NULL, &baseDN, &e.e_name, &e.e_nname, NULL );
+ if ( rc != LDAP_SUCCESS ) {
+ fprintf( stderr, "base=\"%s\" normalization failed %d (%s)\n",
+ baseDN.bv_val, rc,
+ ldap_err2string( rc ) );
+ rc = 1;
+ goto destroy;
+ }
+
+ op->o_bd = be;
+ if ( op->o_bd == NULL ) {
+ /* NOTE: if no database could be found (e.g. because
+ * accessing the rootDSE or so), use the frontendDB
+ * rules; might need work */
+ op->o_bd = frontendDB;
+ }
+
+ if ( !dryrun ) {
+ ID id;
+
+ if ( be == NULL ) {
+ fprintf( stderr, "%s: no target database "
+ "has been found for baseDN=\"%s\"; "
+ "you may try with \"-u\" (dry run).\n",
+ baseDN.bv_val, progname );
+ rc = 1;
+ goto destroy;
+ }
+
+ if ( !be->be_entry_open ||
+ !be->be_entry_close ||
+ !be->be_dn2id_get ||
+ !be->be_entry_get )
+ {
+ fprintf( stderr, "%s: target database "
+ "doesn't support necessary operations; "
+ "you may try with \"-u\" (dry run).\n",
+ progname );
+ rc = 1;
+ goto destroy;
+ }
+
+ if ( be->be_entry_open( be, 0 ) != 0 ) {
+ fprintf( stderr, "%s: could not open database.\n",
+ progname );
+ rc = 1;
+ goto destroy;
+ }
+
+ doclose = 1;
+
+ id = be->be_dn2id_get( be, &e.e_nname );
+ if ( id == NOID ) {
+ fprintf( stderr, "%s: unable to fetch ID of DN \"%s\"\n",
+ progname, e.e_nname.bv_val );
+ rc = 1;
+ goto destroy;
+ }
+ ep = be->be_entry_get( be, id );
+ if ( ep == NULL ) {
+ fprintf( stderr, "%s: unable to fetch entry \"%s\" (%lu)\n",
+ progname, e.e_nname.bv_val, id );
+ rc = 1;
+ goto destroy;
+
+ }
+
+ if ( argc == 0 ) {
+ Attribute *a;
+
+ (void)print_access( op, ep, slap_schema.si_ad_entry, NULL, NULL );
+ (void)print_access( op, ep, slap_schema.si_ad_children, NULL, NULL );
+
+ for ( a = ep->e_attrs; a; a = a->a_next ) {
+ int i;
+
+ for ( i = 0; !BER_BVISNULL( &a->a_nvals[ i ] ); i++ ) {
+ (void)print_access( op, ep, a->a_desc,
+ &a->a_vals[ i ],
+ &a->a_nvals[ i ] );
+ }
+ }
+ }
+ }
+
+ for ( ; argc--; argv++ ) {
+ slap_mask_t mask;
+ AttributeDescription *desc = NULL;
+ struct berval val = BER_BVNULL,
+ *valp = NULL;
+ const char *text;
+ char accessmaskbuf[ACCESSMASK_MAXLEN];
+ char *accessstr;
+ slap_access_t access = ACL_AUTH;
+
+ if ( attr == NULL ) {
+ attr = argv[ 0 ];
+ }
+
+ val.bv_val = strchr( attr, ':' );
+ if ( val.bv_val != NULL ) {
+ val.bv_val[0] = '\0';
+ val.bv_val++;
+ val.bv_len = strlen( val.bv_val );
+ valp = &val;
+ }
+
+ accessstr = strchr( attr, '/' );
+ if ( accessstr != NULL ) {
+ int invalid = 0;
+
+ accessstr[0] = '\0';
+ accessstr++;
+ access = str2access( accessstr );
+ switch ( access ) {
+ case ACL_INVALID_ACCESS:
+ fprintf( stderr, "unknown access \"%s\" for attribute \"%s\"\n",
+ accessstr, attr );
+ invalid = 1;
+ break;
+
+ case ACL_NONE:
+ fprintf( stderr, "\"none\" not allowed for attribute \"%s\"\n",
+ attr );
+ invalid = 1;
+ break;
+
+ default:
+ break;
+ }
+
+ if ( invalid ) {
+ if ( continuemode ) {
+ continue;
+ }
+ break;
+ }
+ }
+
+ rc = slap_str2ad( attr, &desc, &text );
+ if ( rc != LDAP_SUCCESS ) {
+ fprintf( stderr, "slap_str2ad(%s) failed %d (%s)\n",
+ attr, rc, ldap_err2string( rc ) );
+ if ( continuemode ) {
+ continue;
+ }
+ break;
+ }
+
+ rc = access_allowed_mask( op, ep, desc, valp, access,
+ NULL, &mask );
+
+ if ( accessstr ) {
+ fprintf( stderr, "%s access to %s%s%s: %s\n",
+ accessstr,
+ desc->ad_cname.bv_val,
+ val.bv_val ? "=" : "",
+ val.bv_val ? val.bv_val : "",
+ rc ? "ALLOWED" : "DENIED" );
+
+ } else {
+ fprintf( stderr, "%s%s%s: %s\n",
+ desc->ad_cname.bv_val,
+ val.bv_val ? "=" : "",
+ val.bv_val ? val.bv_val : "",
+ accessmask2str( mask, accessmaskbuf, 1 ) );
+ }
+ rc = 0;
+ attr = NULL;
+ }
+
+destroy:;
+ if ( !BER_BVISNULL( &e.e_name ) ) {
+ ber_memfree( e.e_name.bv_val );
+ }
+ if ( !BER_BVISNULL( &e.e_nname ) ) {
+ ber_memfree( e.e_nname.bv_val );
+ }
+ if ( !dryrun && be ) {
+ if ( ep && ep != &e ) {
+ be_entry_release_r( op, ep );
+ }
+ if ( doclose ) {
+ be->be_entry_close( be );
+ }
+
+ LDAP_STAILQ_FOREACH( bd, &backendDB, be_next ) {
+ if ( bd != be ) {
+ backend_shutdown( bd );
+ }
+ }
+ }
+
+ if ( slap_tool_destroy())
+ rc = EXIT_FAILURE;
+
+ return rc;
+}
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-11 04:28:29 +0000