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https://git.openldap.org/openldap/openldap.git
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60802201e3
SASL mech removed from backend bind callback (as SASL is managed by frontend) Changes to some backends are untested (as I don't have all dependent software install)
1046 lines
22 KiB
C
1046 lines
22 KiB
C
/* aclparse.c - routines to parse and check acl's */
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/* $OpenLDAP$ */
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/*
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* Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/ctype.h>
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#include <ac/regex.h>
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#include <ac/socket.h>
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#include <ac/string.h>
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#include <ac/unistd.h>
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#include "slap.h"
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static void split(char *line, int splitchar, char **left, char **right);
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static void access_append(Access **l, Access *a);
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static void acl_usage(void) LDAP_GCCATTR((noreturn));
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#ifdef LDAP_DEBUG
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static void print_acl(Backend *be, AccessControl *a);
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static void print_access(Access *b);
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#endif
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static int
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regtest(const char *fname, int lineno, char *pat) {
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int e;
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regex_t re;
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char buf[512];
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unsigned size;
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char *sp;
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char *dp;
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int flag;
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sp = pat;
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dp = buf;
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size = 0;
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buf[0] = '\0';
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for (size = 0, flag = 0; (size < sizeof(buf)) && *sp; sp++) {
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if (flag) {
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if (*sp == '$'|| (*sp >= '0' && *sp <= '9')) {
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*dp++ = *sp;
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size++;
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}
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flag = 0;
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} else {
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if (*sp == '$') {
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flag = 1;
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} else {
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*dp++ = *sp;
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size++;
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}
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}
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}
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*dp = '\0';
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if ( size >= (sizeof(buf)-1) ) {
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fprintf( stderr,
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"%s: line %d: regular expression \"%s\" too large\n",
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fname, lineno, pat );
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acl_usage();
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}
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if ((e = regcomp(&re, buf, REG_EXTENDED|REG_ICASE))) {
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char error[512];
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regerror(e, &re, error, sizeof(error));
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fprintf( stderr,
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"%s: line %d: regular expression \"%s\" bad because of %s\n",
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fname, lineno, pat, error );
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acl_usage();
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return(0);
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}
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regfree(&re);
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return(1);
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}
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void
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parse_acl(
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Backend *be,
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const char *fname,
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int lineno,
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int argc,
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char **argv
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)
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{
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int i;
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char *left, *right;
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AccessControl *a;
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Access *b;
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#ifdef SLAPD_SCHEMA_NOT_COMPAT
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int rc;
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const char *text;
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static AttributeDescription *member = NULL;
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static AttributeDescription *aci = NULL;
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#endif
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a = NULL;
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for ( i = 1; i < argc; i++ ) {
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/* to clause - select which entries are protected */
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if ( strcasecmp( argv[i], "to" ) == 0 ) {
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if ( a != NULL ) {
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fprintf( stderr,
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"%s: line %d: only one to clause allowed in access line\n",
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fname, lineno );
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acl_usage();
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}
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a = (AccessControl *) ch_calloc( 1, sizeof(AccessControl) );
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a->acl_filter = NULL;
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a->acl_dn_pat = NULL;
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a->acl_attrs = NULL;
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a->acl_access = NULL;
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a->acl_next = NULL;
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for ( ++i; i < argc; i++ ) {
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if ( strcasecmp( argv[i], "by" ) == 0 ) {
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i--;
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break;
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}
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if ( strcasecmp( argv[i], "*" ) == 0 ) {
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if( a->acl_dn_pat != NULL ) {
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fprintf( stderr,
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"%s: line %d: dn pattern"
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" already specified in to clause.\n",
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fname, lineno );
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acl_usage();
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}
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a->acl_dn_pat = ch_strdup( "*" );
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continue;
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}
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split( argv[i], '=', &left, &right );
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if ( strcasecmp( left, "dn" ) == 0 ) {
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if( a->acl_dn_pat != NULL ) {
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fprintf( stderr,
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"%s: line %d: dn pattern"
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" already specified in to clause.\n",
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fname, lineno );
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acl_usage();
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}
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if ( right == NULL ) {
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fprintf( stderr,
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"%s: line %d: missing \"=\" in \"%s\" in to clause\n",
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fname, lineno, left );
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acl_usage();
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}
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if( *right == '\0' ) {
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a->acl_dn_pat = ch_strdup("^$");
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} else if ( strcmp(right, "*") == 0
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|| strcmp(right, ".*") == 0
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|| strcmp(right, ".*$") == 0
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|| strcmp(right, "^.*") == 0
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|| strcmp(right, "^.*$$") == 0
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|| strcmp(right, ".*$$") == 0
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|| strcmp(right, "^.*$$") == 0 )
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{
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a->acl_dn_pat = ch_strdup( "*" );
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} else {
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a->acl_dn_pat = ch_strdup( right );
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}
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continue;
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}
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if ( right == NULL || *right == '\0' ) {
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fprintf( stderr,
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"%s: line %d: missing \"=\" in (or value after) \"%s\" in to clause\n",
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fname, lineno, left );
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acl_usage();
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}
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if ( strcasecmp( left, "filter" ) == 0 ) {
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if ( (a->acl_filter = str2filter(
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right )) == NULL ) {
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fprintf( stderr,
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"%s: line %d: bad filter \"%s\" in to clause\n",
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fname, lineno, right );
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acl_usage();
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}
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} else if ( strncasecmp( left, "attr", 4 ) == 0 ) {
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char **alist;
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alist = str2charray( right, "," );
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charray_merge( &a->acl_attrs, alist );
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charray_free( alist );
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} else {
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fprintf( stderr,
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"%s: line %d: expecting <what> got \"%s\"\n",
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fname, lineno, left );
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acl_usage();
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}
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}
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if ( a->acl_dn_pat != NULL && strcmp(a->acl_dn_pat, "*") == 0) {
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free( a->acl_dn_pat );
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a->acl_dn_pat = NULL;
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}
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if( a->acl_dn_pat != NULL ) {
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int e = regcomp( &a->acl_dn_re, a->acl_dn_pat,
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REG_EXTENDED | REG_ICASE );
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if ( e ) {
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char buf[512];
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regerror( e, &a->acl_dn_re, buf, sizeof(buf) );
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fprintf( stderr,
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"%s: line %d: regular expression \"%s\" bad because of %s\n",
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fname, lineno, right, buf );
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acl_usage();
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}
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}
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/* by clause - select who has what access to entries */
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} else if ( strcasecmp( argv[i], "by" ) == 0 ) {
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if ( a == NULL ) {
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fprintf( stderr,
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"%s: line %d: to clause required before by clause in access line\n",
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fname, lineno );
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acl_usage();
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}
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/*
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* by clause consists of <who> and <access>
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*/
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b = (Access *) ch_calloc( 1, sizeof(Access) );
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ACL_INVALIDATE( b->a_mask );
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if ( ++i == argc ) {
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fprintf( stderr,
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"%s: line %d: premature eol: expecting <who>\n",
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fname, lineno );
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acl_usage();
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}
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/* get <who> */
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for ( ; i < argc; i++ ) {
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char *pat;
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split( argv[i], '=', &left, &right );
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if ( strcasecmp( argv[i], "*" ) == 0 ) {
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pat = ch_strdup( "*" );
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} else if ( strcasecmp( argv[i], "anonymous" ) == 0 ) {
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pat = ch_strdup( "anonymous" );
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} else if ( strcasecmp( argv[i], "self" ) == 0 ) {
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pat = ch_strdup( "self" );
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} else if ( strcasecmp( argv[i], "users" ) == 0 ) {
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pat = ch_strdup( "users" );
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} else if ( strcasecmp( left, "dn" ) == 0 ) {
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if( right == NULL ) {
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/* no '=' */
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pat = ch_strdup( "users" );
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} else if (*right == '\0' ) {
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/* dn="" */
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pat = ch_strdup( "anonymous" );
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} else if ( strcmp( right, "*" ) == 0 ) {
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/* dn=* */
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/* any or users? any for now */
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pat = ch_strdup( "users" );
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} else if ( strcmp( right, ".+" ) == 0
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|| strcmp( right, "^.+" ) == 0
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|| strcmp( right, ".+$" ) == 0
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|| strcmp( right, "^.+$" ) == 0
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|| strcmp( right, ".+$$" ) == 0
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|| strcmp( right, "^.+$$" ) == 0 )
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{
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pat = ch_strdup( "users" );
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} else if ( strcmp( right, ".*" ) == 0
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|| strcmp( right, "^.*" ) == 0
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|| strcmp( right, ".*$" ) == 0
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|| strcmp( right, "^.*$" ) == 0
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|| strcmp( right, ".*$$" ) == 0
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|| strcmp( right, "^.*$$" ) == 0 )
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{
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pat = ch_strdup( "*" );
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} else {
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regtest(fname, lineno, right);
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pat = ch_strdup( right );
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}
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} else {
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pat = NULL;
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}
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if( pat != NULL ) {
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if( b->a_dn_pat != NULL ) {
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fprintf( stderr,
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"%s: line %d: dn pattern already specified.\n",
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fname, lineno );
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acl_usage();
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}
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b->a_dn_pat = pat;
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continue;
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}
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if ( strcasecmp( left, "dnattr" ) == 0 ) {
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if( b->a_dn_at != NULL ) {
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fprintf( stderr,
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"%s: line %d: dnattr already specified.\n",
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fname, lineno );
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acl_usage();
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}
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#ifdef SLAPD_SCHEMA_NOT_COMPAT
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rc = slap_str2ad( right, &b->a_dn_at, &text );
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if( rc != LDAP_SUCCESS ) {
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fprintf( stderr,
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"%s: line %d: dnattr \"%s\": %s\n",
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fname, lineno, right, text );
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acl_usage();
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}
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#ifdef SLAPD_OID_DN_SYNTAX
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if( strcmp( b->a_dn_at->ad_type->sat_syntax_oid,
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SLAPD_OID_DN_SYNTAX ) != 0 )
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{
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fprintf( stderr,
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"%s: line %d: dnattr attribute type not of DN syntax.\n",
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fname, lineno );
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acl_usage();
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}
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#endif
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#else
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b->a_dn_at = ch_strdup( right );
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#endif
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continue;
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}
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if ( strncasecmp( left, "group", sizeof("group")-1 ) == 0 ) {
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char *name = NULL;
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char *value = NULL;
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if( b->a_group_pat != NULL ) {
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fprintf( stderr,
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"%s: line %d: group pattern already specified.\n",
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fname, lineno );
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acl_usage();
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}
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/* format of string is "group/objectClassValue/groupAttrName" */
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if ((value = strchr(left, '/')) != NULL) {
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*value++ = '\0';
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if (*value
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&& (name = strchr(value, '/')) != NULL)
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{
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*name++ = '\0';
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}
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}
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regtest(fname, lineno, right);
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b->a_group_pat = ch_strdup( right );
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if (value && *value) {
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b->a_group_oc = ch_strdup(value);
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*--value = '/';
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} else {
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b->a_group_oc = ch_strdup("groupOfNames");
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}
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if (name && *name) {
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#ifdef SLAPD_SCHEMA_NOT_COMPAT
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rc = slap_str2ad( right, &b->a_group_at, &text );
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if( rc != LDAP_SUCCESS ) {
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fprintf( stderr,
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"%s: line %d: group \"%s\": %s\n",
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fname, lineno, right, text );
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acl_usage();
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}
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#else
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b->a_group_at = ch_strdup(name);
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#endif
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*--name = '/';
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} else {
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#ifdef SLAPD_SCHEMA_NOT_COMPAT
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b->a_group_at = member;
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#else
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b->a_group_at = ch_strdup("member");
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#endif
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}
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#ifdef SLAPD_SCHEMA_NOT_COMPAT
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if( b->a_group_at == NULL ) {
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fprintf( stderr,
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"%s: line %d: group attribute type undefined.\n",
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fname, lineno );
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acl_usage();
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}
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#ifdef SLAPD_OID_DN_SYNTAX
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if( strcmp( b->a_group_at->ad_type->sat_syntax_oid,
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SLAPD_OID_DN_SYNTAX ) != 0 )
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{
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fprintf( stderr,
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"%s: line %d: group attribute type not of DN syntax.\n",
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fname, lineno );
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acl_usage();
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}
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#endif /* SLAPD_OID_DN_SYNTAX */
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#endif /* SLAPD_SCHEMA_NOT_COMPAT */
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continue;
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}
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if ( strcasecmp( left, "peername" ) == 0 ) {
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if( b->a_peername_pat != NULL ) {
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fprintf( stderr,
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"%s: line %d: peername pattern already specified.\n",
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fname, lineno );
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acl_usage();
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}
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regtest(fname, lineno, right);
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b->a_peername_pat = ch_strdup( right );
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continue;
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}
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if ( strcasecmp( left, "sockname" ) == 0 ) {
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if( b->a_sockname_pat != NULL ) {
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fprintf( stderr,
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"%s: line %d: sockname pattern already specified.\n",
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fname, lineno );
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acl_usage();
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}
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regtest(fname, lineno, right);
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b->a_sockname_pat = ch_strdup( right );
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continue;
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}
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if ( strcasecmp( left, "domain" ) == 0 ) {
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if( b->a_domain_pat != NULL ) {
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fprintf( stderr,
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"%s: line %d: domain pattern already specified.\n",
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fname, lineno );
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acl_usage();
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}
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regtest(fname, lineno, right);
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b->a_domain_pat = ch_strdup( right );
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continue;
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}
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if ( strcasecmp( left, "sockurl" ) == 0 ) {
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if( b->a_sockurl_pat != NULL ) {
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fprintf( stderr,
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"%s: line %d: sockurl pattern already specified.\n",
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fname, lineno );
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acl_usage();
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}
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regtest(fname, lineno, right);
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b->a_sockurl_pat = ch_strdup( right );
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continue;
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}
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#ifdef SLAPD_ACI_ENABLED
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if ( strcasecmp( left, "aci" ) == 0 ) {
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if( b->a_aci_at != NULL ) {
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fprintf( stderr,
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"%s: line %d: aci attribute already specified.\n",
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fname, lineno );
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acl_usage();
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}
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#ifdef SLAPD_SCHEMA_NOT_COMPAT
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if ( right != NULL && *right != '\0' ) {
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rc = slap_str2ad( right, &b->a_aci_at, &text );
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if( rc != LDAP_SUCCESS ) {
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fprintf( stderr,
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"%s: line %d: aci \"%s\": %s\n",
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fname, lineno, right, text );
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acl_usage();
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}
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} else {
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b->a_aci_at = aci;
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}
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if( b->a_aci_at == NULL ) {
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fprintf( stderr,
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"%s: line %d: aci attribute type undefined.\n",
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fname, lineno );
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acl_usage();
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}
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if( strcmp( b->a_aci_at->ad_type->sat_syntax_oid,
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SLAPD_OID_ACI_SYNTAX ) != 0 )
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{
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fprintf( stderr,
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"%s: line %d: aci attribute type not of ACI syntax.\n",
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fname, lineno );
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acl_usage();
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}
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#else
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if ( right != NULL && *right != '\0' ) {
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b->a_aci_at = ch_strdup( right );
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} else {
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b->a_aci_at = ch_strdup( SLAPD_ACI_DEFAULT_ATTR );
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}
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#endif
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continue;
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}
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#endif /* SLAPD_ACI_ENABLED */
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|
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if( right != NULL ) {
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/* unsplit */
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right[-1] = '=';
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}
|
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break;
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}
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|
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if( i == argc || ( strcasecmp( left, "stop" ) == 0 )) {
|
|
/* out of arguments or plain stop */
|
|
|
|
ACL_PRIV_ASSIGN(b->a_mask, ACL_PRIV_ADDITIVE);
|
|
b->a_type = ACL_STOP;
|
|
|
|
access_append( &a->acl_access, b );
|
|
continue;
|
|
}
|
|
|
|
if( strcasecmp( left, "continue" ) == 0 ) {
|
|
/* plain continue */
|
|
|
|
ACL_PRIV_ASSIGN(b->a_mask, ACL_PRIV_ADDITIVE);
|
|
b->a_type = ACL_CONTINUE;
|
|
|
|
access_append( &a->acl_access, b );
|
|
continue;
|
|
}
|
|
|
|
if( strcasecmp( left, "break" ) == 0 ) {
|
|
/* plain continue */
|
|
|
|
ACL_PRIV_ASSIGN(b->a_mask, ACL_PRIV_ADDITIVE);
|
|
b->a_type = ACL_BREAK;
|
|
|
|
access_append( &a->acl_access, b );
|
|
continue;
|
|
}
|
|
|
|
if ( strcasecmp( left, "by" ) == 0 ) {
|
|
/* we've gone too far */
|
|
--i;
|
|
ACL_PRIV_ASSIGN(b->a_mask, ACL_PRIV_ADDITIVE);
|
|
b->a_type = ACL_STOP;
|
|
|
|
access_append( &a->acl_access, b );
|
|
continue;
|
|
}
|
|
|
|
/* get <access> */
|
|
if( strncasecmp( left, "self", 4 ) == 0 ) {
|
|
b->a_dn_self = 1;
|
|
ACL_PRIV_ASSIGN( b->a_mask, str2accessmask( &left[4] ) );
|
|
|
|
} else {
|
|
ACL_PRIV_ASSIGN( b->a_mask, str2accessmask( left ) );
|
|
}
|
|
|
|
if( ACL_IS_INVALID( b->a_mask ) ) {
|
|
fprintf( stderr,
|
|
"%s: line %d: expecting <access> got \"%s\"\n",
|
|
fname, lineno, left );
|
|
acl_usage();
|
|
}
|
|
|
|
b->a_type = ACL_STOP;
|
|
|
|
if( ++i == argc ) {
|
|
/* out of arguments or plain stop */
|
|
access_append( &a->acl_access, b );
|
|
continue;
|
|
}
|
|
|
|
if( strcasecmp( argv[i], "continue" ) == 0 ) {
|
|
/* plain continue */
|
|
b->a_type = ACL_CONTINUE;
|
|
|
|
} else if( strcasecmp( argv[i], "break" ) == 0 ) {
|
|
/* plain continue */
|
|
b->a_type = ACL_BREAK;
|
|
|
|
} else if ( strcasecmp( argv[i], "stop" ) != 0 ) {
|
|
/* gone to far */
|
|
i--;
|
|
}
|
|
|
|
access_append( &a->acl_access, b );
|
|
|
|
} else {
|
|
fprintf( stderr,
|
|
"%s: line %d: expecting \"to\" or \"by\" got \"%s\"\n",
|
|
fname, lineno, argv[i] );
|
|
acl_usage();
|
|
}
|
|
}
|
|
|
|
/* if we have no real access clause, complain and do nothing */
|
|
if ( a == NULL ) {
|
|
fprintf( stderr,
|
|
"%s: line %d: warning: no access clause(s) specified in access line\n",
|
|
fname, lineno );
|
|
|
|
} else {
|
|
#ifdef LDAP_DEBUG
|
|
if (ldap_debug & LDAP_DEBUG_ACL)
|
|
print_acl(be, a);
|
|
#endif
|
|
|
|
if ( a->acl_access == NULL ) {
|
|
fprintf( stderr,
|
|
"%s: line %d: warning: no by clause(s) specified in access line\n",
|
|
fname, lineno );
|
|
}
|
|
|
|
if ( be != NULL ) {
|
|
acl_append( &be->be_acl, a );
|
|
} else {
|
|
acl_append( &global_acl, a );
|
|
}
|
|
}
|
|
}
|
|
|
|
char *
|
|
accessmask2str( slap_access_mask_t mask, char *buf )
|
|
{
|
|
int none=1;
|
|
|
|
assert( buf != NULL );
|
|
|
|
if ( ACL_IS_INVALID( mask ) ) {
|
|
return "invalid";
|
|
}
|
|
|
|
buf[0] = '\0';
|
|
|
|
if ( ACL_IS_LEVEL( mask ) ) {
|
|
if ( ACL_LVL_IS_NONE(mask) ) {
|
|
strcat( buf, "none" );
|
|
|
|
} else if ( ACL_LVL_IS_AUTH(mask) ) {
|
|
strcat( buf, "auth" );
|
|
|
|
} else if ( ACL_LVL_IS_COMPARE(mask) ) {
|
|
strcat( buf, "compare" );
|
|
|
|
} else if ( ACL_LVL_IS_SEARCH(mask) ) {
|
|
strcat( buf, "search" );
|
|
|
|
} else if ( ACL_LVL_IS_READ(mask) ) {
|
|
strcat( buf, "read" );
|
|
|
|
} else if ( ACL_LVL_IS_WRITE(mask) ) {
|
|
strcat( buf, "write" );
|
|
} else {
|
|
strcat( buf, "unknown" );
|
|
}
|
|
|
|
strcat(buf, " (");
|
|
}
|
|
|
|
if( ACL_IS_ADDITIVE( mask ) ) {
|
|
strcat( buf, "+" );
|
|
|
|
} else if( ACL_IS_SUBTRACTIVE( mask ) ) {
|
|
strcat( buf, "-" );
|
|
|
|
} else {
|
|
strcat( buf, "=" );
|
|
}
|
|
|
|
if ( ACL_PRIV_ISSET(mask, ACL_PRIV_WRITE) ) {
|
|
none = 0;
|
|
strcat( buf, "w" );
|
|
}
|
|
|
|
if ( ACL_PRIV_ISSET(mask, ACL_PRIV_READ) ) {
|
|
none = 0;
|
|
strcat( buf, "r" );
|
|
}
|
|
|
|
if ( ACL_PRIV_ISSET(mask, ACL_PRIV_SEARCH) ) {
|
|
none = 0;
|
|
strcat( buf, "s" );
|
|
}
|
|
|
|
if ( ACL_PRIV_ISSET(mask, ACL_PRIV_COMPARE) ) {
|
|
none = 0;
|
|
strcat( buf, "c" );
|
|
}
|
|
|
|
if ( ACL_PRIV_ISSET(mask, ACL_PRIV_AUTH) ) {
|
|
none = 0;
|
|
strcat( buf, "x" );
|
|
}
|
|
|
|
if ( none && ACL_PRIV_ISSET(mask, ACL_PRIV_NONE) ) {
|
|
none = 0;
|
|
strcat( buf, "n" );
|
|
}
|
|
|
|
if ( none ) {
|
|
strcat( buf, "0" );
|
|
}
|
|
|
|
if ( ACL_IS_LEVEL( mask ) ) {
|
|
strcat(buf, ")");
|
|
}
|
|
return buf;
|
|
}
|
|
|
|
slap_access_mask_t
|
|
str2accessmask( const char *str )
|
|
{
|
|
slap_access_mask_t mask;
|
|
|
|
if( !isalpha(str[0]) ) {
|
|
int i;
|
|
|
|
if ( str[0] == '=' ) {
|
|
ACL_INIT(mask);
|
|
|
|
} else if( str[0] == '+' ) {
|
|
ACL_PRIV_ASSIGN(mask, ACL_PRIV_ADDITIVE);
|
|
|
|
} else if( str[0] == '-' ) {
|
|
ACL_PRIV_ASSIGN(mask, ACL_PRIV_SUBSTRACTIVE);
|
|
|
|
} else {
|
|
ACL_INVALIDATE(mask);
|
|
return mask;
|
|
}
|
|
|
|
for( i=1; str[i] != '\0'; i++ ) {
|
|
if( TOLOWER(str[i]) == 'w' ) {
|
|
ACL_PRIV_SET(mask, ACL_PRIV_WRITE);
|
|
|
|
} else if( TOLOWER(str[i]) == 'r' ) {
|
|
ACL_PRIV_SET(mask, ACL_PRIV_READ);
|
|
|
|
} else if( TOLOWER(str[i]) == 's' ) {
|
|
ACL_PRIV_SET(mask, ACL_PRIV_SEARCH);
|
|
|
|
} else if( TOLOWER(str[i]) == 'c' ) {
|
|
ACL_PRIV_SET(mask, ACL_PRIV_COMPARE);
|
|
|
|
} else if( TOLOWER(str[i]) == 'x' ) {
|
|
ACL_PRIV_SET(mask, ACL_PRIV_AUTH);
|
|
|
|
} else if( str[i] != '0' ) {
|
|
ACL_INVALIDATE(mask);
|
|
return mask;
|
|
}
|
|
}
|
|
|
|
return mask;
|
|
}
|
|
|
|
if ( strcasecmp( str, "none" ) == 0 ) {
|
|
ACL_LVL_ASSIGN_NONE(mask);
|
|
|
|
} else if ( strcasecmp( str, "auth" ) == 0 ) {
|
|
ACL_LVL_ASSIGN_AUTH(mask);
|
|
|
|
} else if ( strcasecmp( str, "compare" ) == 0 ) {
|
|
ACL_LVL_ASSIGN_COMPARE(mask);
|
|
|
|
} else if ( strcasecmp( str, "search" ) == 0 ) {
|
|
ACL_LVL_ASSIGN_SEARCH(mask);
|
|
|
|
} else if ( strcasecmp( str, "read" ) == 0 ) {
|
|
ACL_LVL_ASSIGN_READ(mask);
|
|
|
|
} else if ( strcasecmp( str, "write" ) == 0 ) {
|
|
ACL_LVL_ASSIGN_WRITE(mask);
|
|
|
|
} else {
|
|
ACL_INVALIDATE( mask );
|
|
}
|
|
|
|
return mask;
|
|
}
|
|
|
|
static void
|
|
acl_usage( void )
|
|
{
|
|
fprintf( stderr, "\n"
|
|
"<access clause> ::= access to <what> "
|
|
"[ by <who> <access> <control> ]+ \n"
|
|
"<what> ::= * | [dn=<regex>] [filter=<ldapfilter>] [attrs=<attrlist>]\n"
|
|
"<attrlist> ::= <attr> | <attr> , <attrlist>\n"
|
|
"<attr> ::= <attrname> | entry | children\n"
|
|
"<who> ::= [ * | anonymous | users | self | dn=<regex> ]\n"
|
|
"\t[dnattr=<attrname>]\n"
|
|
"\t[group[/<objectclass>[/<attrname>]]=<regex>]\n"
|
|
"\t[peername=<regex>] [sockname=<regex>]\n"
|
|
"\t[domain=<regex>] [sockurl=<regex>]\n"
|
|
#ifdef SLAPD_ACI_ENABLED
|
|
"\t[aci=<attrname>]\n"
|
|
#endif
|
|
"<access> ::= [self]{<level>|<priv>}\n"
|
|
"<level> ::= none | auth | compare | search | read | write\n"
|
|
"<priv> ::= {=|+|-}{w|r|s|c|x}+\n"
|
|
"<control> ::= [ stop | continue | break ]\n"
|
|
);
|
|
exit( EXIT_FAILURE );
|
|
}
|
|
|
|
static void
|
|
split(
|
|
char *line,
|
|
int splitchar,
|
|
char **left,
|
|
char **right
|
|
)
|
|
{
|
|
*left = line;
|
|
if ( (*right = strchr( line, splitchar )) != NULL ) {
|
|
*((*right)++) = '\0';
|
|
}
|
|
}
|
|
|
|
static void
|
|
access_append( Access **l, Access *a )
|
|
{
|
|
for ( ; *l != NULL; l = &(*l)->a_next )
|
|
; /* NULL */
|
|
|
|
*l = a;
|
|
}
|
|
|
|
void
|
|
acl_append( AccessControl **l, AccessControl *a )
|
|
{
|
|
for ( ; *l != NULL; l = &(*l)->acl_next )
|
|
; /* NULL */
|
|
|
|
*l = a;
|
|
}
|
|
|
|
char *
|
|
access2str( slap_access_t access )
|
|
{
|
|
if ( access == ACL_NONE ) {
|
|
return "none";
|
|
|
|
} else if ( access == ACL_AUTH ) {
|
|
return "auth";
|
|
|
|
} else if ( access == ACL_COMPARE ) {
|
|
return "compare";
|
|
|
|
} else if ( access == ACL_SEARCH ) {
|
|
return "search";
|
|
|
|
} else if ( access == ACL_READ ) {
|
|
return "read";
|
|
|
|
} else if ( access == ACL_WRITE ) {
|
|
return "write";
|
|
}
|
|
|
|
return "unknown";
|
|
}
|
|
|
|
slap_access_t
|
|
str2access( const char *str )
|
|
{
|
|
if ( strcasecmp( str, "none" ) == 0 ) {
|
|
return ACL_NONE;
|
|
|
|
} else if ( strcasecmp( str, "auth" ) == 0 ) {
|
|
return ACL_AUTH;
|
|
|
|
} else if ( strcasecmp( str, "compare" ) == 0 ) {
|
|
return ACL_COMPARE;
|
|
|
|
} else if ( strcasecmp( str, "search" ) == 0 ) {
|
|
return ACL_SEARCH;
|
|
|
|
} else if ( strcasecmp( str, "read" ) == 0 ) {
|
|
return ACL_READ;
|
|
|
|
} else if ( strcasecmp( str, "write" ) == 0 ) {
|
|
return ACL_WRITE;
|
|
}
|
|
|
|
return( ACL_INVALID_ACCESS );
|
|
}
|
|
|
|
#ifdef LDAP_DEBUG
|
|
|
|
static void
|
|
print_access( Access *b )
|
|
{
|
|
char maskbuf[ACCESSMASK_MAXLEN];
|
|
|
|
fprintf( stderr, "\tby" );
|
|
|
|
if ( b->a_dn_pat != NULL ) {
|
|
if( strcmp(b->a_dn_pat, "*") == 0
|
|
|| strcmp(b->a_dn_pat, "users") == 0
|
|
|| strcmp(b->a_dn_pat, "anonymous") == 0
|
|
|| strcmp(b->a_dn_pat, "self") == 0 )
|
|
{
|
|
fprintf( stderr, " %s", b->a_dn_pat );
|
|
|
|
} else {
|
|
fprintf( stderr, " dn=%s", b->a_dn_pat );
|
|
}
|
|
}
|
|
|
|
if ( b->a_dn_at != NULL ) {
|
|
fprintf( stderr, " dnattr=%s", b->a_dn_at );
|
|
}
|
|
|
|
if ( b->a_group_pat != NULL ) {
|
|
fprintf( stderr, " group: %s", b->a_group_pat );
|
|
|
|
if ( b->a_group_oc ) {
|
|
fprintf( stderr, " objectClass: %s", b->a_group_oc );
|
|
|
|
if ( b->a_group_at ) {
|
|
fprintf( stderr, " attributeType: %s", b->a_group_at );
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( b->a_peername_pat != NULL ) {
|
|
fprintf( stderr, " peername=%s", b->a_peername_pat );
|
|
}
|
|
|
|
if ( b->a_sockname_pat != NULL ) {
|
|
fprintf( stderr, " sockname=%s", b->a_sockname_pat );
|
|
}
|
|
|
|
if ( b->a_domain_pat != NULL ) {
|
|
fprintf( stderr, " domain=%s", b->a_domain_pat );
|
|
}
|
|
|
|
if ( b->a_sockurl_pat != NULL ) {
|
|
fprintf( stderr, " sockurl=%s", b->a_sockurl_pat );
|
|
}
|
|
|
|
#ifdef SLAPD_ACI_ENABLED
|
|
if ( b->a_aci_at != NULL ) {
|
|
fprintf( stderr, " aci=%s", b->a_aci_at );
|
|
}
|
|
#endif
|
|
|
|
fprintf( stderr, " %s%s",
|
|
b->a_dn_self ? "self" : "",
|
|
accessmask2str( b->a_mask, maskbuf ) );
|
|
|
|
if( b->a_type == ACL_BREAK ) {
|
|
fprintf( stderr, " break" );
|
|
|
|
} else if( b->a_type == ACL_CONTINUE ) {
|
|
fprintf( stderr, " continue" );
|
|
|
|
} else if( b->a_type != ACL_STOP ) {
|
|
fprintf( stderr, " unknown-control" );
|
|
}
|
|
|
|
fprintf( stderr, "\n" );
|
|
}
|
|
|
|
|
|
static void
|
|
print_acl( Backend *be, AccessControl *a )
|
|
{
|
|
int to = 0;
|
|
Access *b;
|
|
|
|
fprintf( stderr, "%s ACL: access to",
|
|
be == NULL ? "Global" : "Backend" );
|
|
|
|
if ( a->acl_dn_pat != NULL ) {
|
|
to++;
|
|
fprintf( stderr, " dn=%s\n",
|
|
a->acl_dn_pat );
|
|
}
|
|
|
|
if ( a->acl_filter != NULL ) {
|
|
to++;
|
|
fprintf( stderr, " filter=" );
|
|
filter_print( a->acl_filter );
|
|
fprintf( stderr, "\n" );
|
|
}
|
|
|
|
if ( a->acl_attrs != NULL ) {
|
|
int i, first = 1;
|
|
to++;
|
|
|
|
fprintf( stderr, " attrs=" );
|
|
for ( i = 0; a->acl_attrs[i] != NULL; i++ ) {
|
|
if ( ! first ) {
|
|
fprintf( stderr, "," );
|
|
}
|
|
fprintf( stderr, a->acl_attrs[i] );
|
|
first = 0;
|
|
}
|
|
fprintf( stderr, "\n" );
|
|
}
|
|
|
|
if( !to ) {
|
|
fprintf( stderr, " *\n" );
|
|
}
|
|
|
|
for ( b = a->acl_access; b != NULL; b = b->a_next ) {
|
|
print_access( b );
|
|
}
|
|
|
|
fprintf( stderr, "\n" );
|
|
}
|
|
|
|
#endif /* LDAP_DEBUG */
|