-/* acl.c - routines to parse and check acl's */
+/* aclparse.c - routines to parse and check acl's */
/* $OpenLDAP$ */
/*
- * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
static void access_append(Access **l, Access *a);
static void acl_usage(void) LDAP_GCCATTR((noreturn));
+static void acl_regex_normalized_dn(struct berval *pattern);
+
#ifdef LDAP_DEBUG
static void print_acl(Backend *be, AccessControl *a);
static void print_access(Access *b);
)
{
int i;
- char *left, *right;
+ char *left, *right, *style;
+ struct berval bv;
AccessControl *a;
Access *b;
+ int rc;
+ const char *text;
a = NULL;
for ( i = 1; i < argc; i++ ) {
acl_usage();
}
a = (AccessControl *) ch_calloc( 1, sizeof(AccessControl) );
- a->acl_filter = NULL;
- a->acl_dn_pat = NULL;
- a->acl_attrs = NULL;
- a->acl_access = NULL;
- a->acl_next = NULL;
for ( ++i; i < argc; i++ ) {
if ( strcasecmp( argv[i], "by" ) == 0 ) {
i--;
}
if ( strcasecmp( argv[i], "*" ) == 0 ) {
- a->acl_dn_pat = ch_strdup( ".*" );
+ if( a->acl_dn_pat.bv_len != 0 ) {
+ fprintf( stderr,
+ "%s: line %d: dn pattern"
+ " already specified in to clause.\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ a->acl_dn_pat.bv_val = ch_strdup( "*" );
+ a->acl_dn_pat.bv_len = 1;
continue;
}
split( argv[i], '=', &left, &right );
- if ( right == NULL || *right == '\0' ) {
+ split( left, '.', &left, &style );
+
+ if ( right == NULL ) {
fprintf( stderr,
- "%s: line %d: missing \"=\" in (or value after) \"%s\" in to clause\n",
+ "%s: line %d: missing \"=\" in \"%s\" in to clause\n",
fname, lineno, left );
acl_usage();
}
+ if ( strcasecmp( left, "dn" ) == 0 ) {
+ if( a->acl_dn_pat.bv_len != 0 ) {
+ fprintf( stderr,
+ "%s: line %d: dn pattern"
+ " already specified in to clause.\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ if ( style == NULL || *style == '\0'
+ || strcasecmp( style, "regex" ) == 0 )
+ {
+ a->acl_dn_style = ACL_STYLE_REGEX;
+ if ( strcmp(right, "*") == 0
+ || strcmp(right, ".*") == 0
+ || strcmp(right, ".*$") == 0
+ || strcmp(right, "^.*") == 0
+ || strcmp(right, "^.*$$") == 0
+ || strcmp(right, ".*$$") == 0
+ || strcmp(right, "^.*$$") == 0 )
+ {
+ a->acl_dn_pat.bv_val = ch_strdup( "*" );
+ a->acl_dn_pat.bv_len = 1;
+
+ } else {
+ a->acl_dn_pat.bv_val = right;
+ acl_regex_normalized_dn( &a->acl_dn_pat );
+ }
+ } else if ( strcasecmp( style, "base" ) == 0 ) {
+ a->acl_dn_style = ACL_STYLE_BASE;
+ ber_str2bv( right, 0, 1, &a->acl_dn_pat );
+ } else if ( strcasecmp( style, "one" ) == 0 ) {
+ a->acl_dn_style = ACL_STYLE_ONE;
+ ber_str2bv( right, 0, 1, &a->acl_dn_pat );
+ } else if ( strcasecmp( style, "subtree" ) == 0 ) {
+ a->acl_dn_style = ACL_STYLE_SUBTREE;
+ ber_str2bv( right, 0, 1, &a->acl_dn_pat );
+ } else if ( strcasecmp( style, "children" ) == 0 ) {
+ a->acl_dn_style = ACL_STYLE_CHILDREN;
+ ber_str2bv( right, 0, 1, &a->acl_dn_pat );
+ } else {
+ fprintf( stderr,
+ "%s: line %d: unknown dn style \"%s\" in to clause\n",
+ fname, lineno, style );
+ acl_usage();
+ }
+
+ continue;
+ }
+
if ( strcasecmp( left, "filter" ) == 0 ) {
if ( (a->acl_filter = str2filter(
right )) == NULL ) {
acl_usage();
}
- } else if ( strcasecmp( left, "dn" ) == 0 ) {
- a->acl_dn_pat = ch_strdup( right );
-
} else if ( strncasecmp( left, "attr", 4 ) == 0 ) {
- char **alist;
-
- alist = str2charray( right, "," );
- charray_merge( &a->acl_attrs, alist );
- charray_free( alist );
-
+ a->acl_attrs = str2anlist( a->acl_attrs,
+ right, "," );
+ if ( a->acl_attrs == NULL ) {
+ fprintf( stderr,
+ "%s: line %d: unknown attr \"%s\" in to clause\n",
+ fname, lineno, right );
+ acl_usage();
+ }
} else {
fprintf( stderr,
"%s: line %d: expecting <what> got \"%s\"\n",
}
}
- if ( a->acl_dn_pat != NULL ) {
- int e = regcomp( &a->acl_dn_re, a->acl_dn_pat,
- REG_EXTENDED | REG_ICASE );
- if ( e ) {
- char buf[512];
- regerror( e, &a->acl_dn_re, buf, sizeof(buf) );
- fprintf( stderr,
- "%s: line %d: regular expression \"%s\" bad because of %s\n",
- fname, lineno, right, buf );
- acl_usage();
+ if ( a->acl_dn_pat.bv_len != 0 && strcmp(a->acl_dn_pat.bv_val, "*") == 0) {
+ free( a->acl_dn_pat.bv_val );
+ a->acl_dn_pat.bv_val = NULL;
+ a->acl_dn_pat.bv_len = 0;
+ }
+
+ if( a->acl_dn_pat.bv_len != 0 ) {
+ if ( a->acl_dn_style != ACL_STYLE_REGEX )
+ {
+ struct berval bv;
+ dnNormalize2( NULL, &a->acl_dn_pat, &bv);
+ free( a->acl_dn_pat.bv_val );
+ a->acl_dn_pat = bv;
+ } else {
+ int e = regcomp( &a->acl_dn_re, a->acl_dn_pat.bv_val,
+ REG_EXTENDED | REG_ICASE );
+ if ( e ) {
+ char buf[512];
+ regerror( e, &a->acl_dn_re, buf, sizeof(buf) );
+ fprintf( stderr,
+ "%s: line %d: regular expression \"%s\" bad because of %s\n",
+ fname, lineno, right, buf );
+ acl_usage();
+ }
}
}
b = (Access *) ch_calloc( 1, sizeof(Access) );
- ACL_INVALIDATE( b->a_mask );
+ ACL_INVALIDATE( b->a_access_mask );
if ( ++i == argc ) {
fprintf( stderr,
/* get <who> */
for ( ; i < argc; i++ ) {
- char *pat;
+ slap_style_t sty = ACL_STYLE_REGEX;
+
split( argv[i], '=', &left, &right );
+ split( left, '.', &left, &style );
+ if ( style == NULL || *style == '\0'
+ || strcasecmp( style, "regex" ) == 0 )
+ {
+ sty = ACL_STYLE_REGEX;
+ } else if ( strcasecmp( style, "exact" ) == 0 ) {
+ sty = ACL_STYLE_EXACT;
+ } else if ( strcasecmp( style, "base" ) == 0 ) {
+ sty = ACL_STYLE_BASE;
+ } else if ( strcasecmp( style, "one" ) == 0 ) {
+ sty = ACL_STYLE_ONE;
+ } else if ( strcasecmp( style, "subtree" ) == 0 ) {
+ sty = ACL_STYLE_SUBTREE;
+ } else if ( strcasecmp( style, "children" ) == 0 ) {
+ sty = ACL_STYLE_CHILDREN;
+ } else {
+ fprintf( stderr,
+ "%s: line %d: unknown style \"%s\" in by clause\n",
+ fname, lineno, style );
+ acl_usage();
+ }
if ( strcasecmp( argv[i], "*" ) == 0 ) {
- pat = ch_strdup( ".*" );
+ bv.bv_val = ch_strdup( "*" );
+ bv.bv_len = 1;
+
} else if ( strcasecmp( argv[i], "anonymous" ) == 0 ) {
- pat = ch_strdup( "anonymous" );
+ ber_str2bv("anonymous",
+ sizeof("anonymous")-1,
+ 1, &bv);
+
} else if ( strcasecmp( argv[i], "self" ) == 0 ) {
- pat = ch_strdup( "self" );
+ ber_str2bv("self",
+ sizeof("self")-1,
+ 1, &bv);
+
+ } else if ( strcasecmp( argv[i], "users" ) == 0 ) {
+ ber_str2bv("users",
+ sizeof("users")-1,
+ 1, &bv);
+
} else if ( strcasecmp( left, "dn" ) == 0 ) {
- regtest(fname, lineno, right);
- pat = ch_strdup( right );
+ if ( sty == ACL_STYLE_REGEX ) {
+ b->a_dn_style = ACL_STYLE_REGEX;
+ if( right == NULL ) {
+ /* no '=' */
+ ber_str2bv("users",
+ sizeof("users")-1,
+ 1, &bv);
+ } else if (*right == '\0' ) {
+ /* dn="" */
+ ber_str2bv("anonymous",
+ sizeof("anonymous")-1,
+ 1, &bv);
+ } else if ( strcmp( right, "*" ) == 0 ) {
+ /* dn=* */
+ /* any or users? users for now */
+ ber_str2bv("users",
+ sizeof("users")-1,
+ 1, &bv);
+ } else if ( strcmp( right, ".+" ) == 0
+ || strcmp( right, "^.+" ) == 0
+ || strcmp( right, ".+$" ) == 0
+ || strcmp( right, "^.+$" ) == 0
+ || strcmp( right, ".+$$" ) == 0
+ || strcmp( right, "^.+$$" ) == 0 )
+ {
+ ber_str2bv("users",
+ sizeof("users")-1,
+ 1, &bv);
+ } else if ( strcmp( right, ".*" ) == 0
+ || strcmp( right, "^.*" ) == 0
+ || strcmp( right, ".*$" ) == 0
+ || strcmp( right, "^.*$" ) == 0
+ || strcmp( right, ".*$$" ) == 0
+ || strcmp( right, "^.*$$" ) == 0 )
+ {
+ ber_str2bv("*",
+ sizeof("*")-1,
+ 1, &bv);
+
+ } else {
+ bv.bv_val = right;
+ acl_regex_normalized_dn( &bv );
+ regtest(fname, lineno, bv.bv_val);
+ }
+ } else if ( right == NULL || *right == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: missing \"=\" in (or value after) \"%s\" in by clause\n",
+ fname, lineno, left );
+ acl_usage();
+
+ } else {
+ ber_str2bv( right, 0, 1, &bv );
+ }
+
} else {
- pat = NULL;
+ bv.bv_val = NULL;
}
- if( pat != NULL ) {
- if( b->a_dn_pat != NULL ) {
+ if( bv.bv_val != NULL ) {
+ if( b->a_dn_pat.bv_len != 0 ) {
fprintf( stderr,
"%s: line %d: dn pattern already specified.\n",
fname, lineno );
acl_usage();
}
- b->a_dn_pat = pat;
+ if ( sty != ACL_STYLE_REGEX ) {
+ dnNormalize2(NULL, &bv, &b->a_dn_pat);
+ free(bv.bv_val);
+ } else {
+ b->a_dn_pat = bv;
+ }
+ b->a_dn_style = sty;
continue;
}
if ( strcasecmp( left, "dnattr" ) == 0 ) {
- if( b->a_dn_pat != NULL ) {
+ if ( right == NULL || right[ 0 ] == '\0' ) {
fprintf( stderr,
- "%s: line %d: dnaddr already specified.\n",
+ "%s: line %d: missing \"=\" in (or value after) \"%s\" in by clause\n",
+ fname, lineno, left );
+ acl_usage();
+ }
+
+ if( b->a_dn_at != NULL ) {
+ fprintf( stderr,
+ "%s: line %d: dnattr already specified.\n",
fname, lineno );
acl_usage();
}
- b->a_dn_at = ch_strdup( right );
+ rc = slap_str2ad( right, &b->a_dn_at, &text );
+
+ if( rc != LDAP_SUCCESS ) {
+ fprintf( stderr,
+ "%s: line %d: dnattr \"%s\": %s\n",
+ fname, lineno, right, text );
+ acl_usage();
+ }
+
+
+ if( !is_at_syntax( b->a_dn_at->ad_type,
+ SLAPD_DN_SYNTAX ) &&
+ !is_at_syntax( b->a_dn_at->ad_type,
+ SLAPD_NAMEUID_SYNTAX ))
+ {
+ fprintf( stderr,
+ "%s: line %d: dnattr \"%s\": "
+ "inappropriate syntax: %s\n",
+ fname, lineno, right,
+ b->a_dn_at->ad_type->sat_syntax_oid );
+ acl_usage();
+ }
+
continue;
}
+ if (sty != ACL_STYLE_REGEX && sty != ACL_STYLE_BASE) {
+ fprintf( stderr,
+ "%s: line %d: inappropriate style \"%s\" in by clause\n",
+ fname, lineno, style );
+ acl_usage();
+ }
+
if ( strncasecmp( left, "group", sizeof("group")-1 ) == 0 ) {
char *name = NULL;
char *value = NULL;
- if( b->a_group_pat != NULL ) {
+ if ( right == NULL || right[ 0 ] == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: missing \"=\" in (or value after) \"%s\" in by clause\n",
+ fname, lineno, left );
+ acl_usage();
+ }
+
+ if( b->a_group_pat.bv_len ) {
fprintf( stderr,
"%s: line %d: group pattern already specified.\n",
fname, lineno );
/* format of string is "group/objectClassValue/groupAttrName" */
if ((value = strchr(left, '/')) != NULL) {
*value++ = '\0';
- if (value && *value
+ if (*value
&& (name = strchr(value, '/')) != NULL)
{
*name++ = '\0';
}
}
- regtest(fname, lineno, right);
- b->a_group_pat = ch_strdup( right );
+ b->a_group_style = sty;
+ if (sty == ACL_STYLE_REGEX) {
+ bv.bv_val = right;
+ acl_regex_normalized_dn( &bv );
+ regtest(fname, lineno, bv.bv_val);
+ b->a_group_pat = bv;
+ } else {
+ ber_str2bv( right, 0, 0, &bv );
+ dnNormalize2( NULL, &bv, &b->a_group_pat );
+ }
if (value && *value) {
- b->a_group_oc = ch_strdup(value);
+ b->a_group_oc = oc_find( value );
*--value = '/';
+
+ if( b->a_group_oc == NULL ) {
+ fprintf( stderr,
+ "%s: line %d: group objectclass "
+ "\"%s\" unknown\n",
+ fname, lineno, value );
+ acl_usage();
+ }
+ } else {
+ b->a_group_oc = oc_find(SLAPD_GROUP_CLASS);
+
+ if( b->a_group_oc == NULL ) {
+ fprintf( stderr,
+ "%s: line %d: group default objectclass "
+ "\"%s\" unknown\n",
+ fname, lineno, SLAPD_GROUP_CLASS );
+ acl_usage();
+ }
+ }
+
+ if( is_object_subclass( b->a_group_oc,
+ slap_schema.si_oc_referral ) )
+ {
+ fprintf( stderr,
+ "%s: line %d: group objectclass \"%s\" "
+ "is subclass of referral\n",
+ fname, lineno, value );
+ acl_usage();
+ }
+
+ if( is_object_subclass( b->a_group_oc,
+ slap_schema.si_oc_alias ) )
+ {
+ fprintf( stderr,
+ "%s: line %d: group objectclass \"%s\" "
+ "is subclass of alias\n",
+ fname, lineno, value );
+ acl_usage();
+ }
+
+ if (name && *name) {
+ rc = slap_str2ad( name, &b->a_group_at, &text );
+
+ if( rc != LDAP_SUCCESS ) {
+ fprintf( stderr,
+ "%s: line %d: group \"%s\": %s\n",
+ fname, lineno, right, text );
+ acl_usage();
+ }
+ *--name = '/';
} else {
- b->a_group_oc = ch_strdup("groupOfNames");
+ rc = slap_str2ad( SLAPD_GROUP_ATTR, &b->a_group_at, &text );
- if (name && *name) {
- b->a_group_at = ch_strdup(name);
- *--name = '/';
+ if( rc != LDAP_SUCCESS ) {
+ fprintf( stderr,
+ "%s: line %d: group \"%s\": %s\n",
+ fname, lineno, SLAPD_GROUP_ATTR, text );
+ acl_usage();
+ }
+ }
- } else {
- b->a_group_at = ch_strdup("member");
+ if( !is_at_syntax( b->a_group_at->ad_type,
+ SLAPD_DN_SYNTAX ) &&
+ !is_at_syntax( b->a_group_at->ad_type,
+ SLAPD_NAMEUID_SYNTAX ) )
+ {
+ fprintf( stderr,
+ "%s: line %d: group \"%s\": inappropriate syntax: %s\n",
+ fname, lineno, right,
+ b->a_group_at->ad_type->sat_syntax_oid );
+ acl_usage();
+ }
+
+
+ {
+ int rc;
+ struct berval vals[2];
+
+ vals[0].bv_val = b->a_group_oc->soc_oid;
+ vals[0].bv_len = strlen(vals[0].bv_val);
+ vals[1].bv_val = NULL;
+
+
+ rc = oc_check_allowed( b->a_group_at->ad_type, vals, NULL );
+
+ if( rc != 0 ) {
+ fprintf( stderr,
+ "%s: line %d: group: \"%s\" not allowed by \"%s\"\n",
+ fname, lineno,
+ b->a_group_at->ad_cname.bv_val,
+ b->a_group_oc->soc_oid );
+ acl_usage();
}
}
continue;
}
if ( strcasecmp( left, "peername" ) == 0 ) {
- if( b->a_peername_pat != NULL ) {
+ if ( right == NULL || right[ 0 ] == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: missing \"=\" in (or value after) \"%s\" in by clause\n",
+ fname, lineno, left );
+ acl_usage();
+ }
+
+ if( b->a_peername_pat.bv_len ) {
fprintf( stderr,
"%s: line %d: peername pattern already specified.\n",
fname, lineno );
acl_usage();
}
- regtest(fname, lineno, right);
- b->a_peername_pat = ch_strdup( right );
+ b->a_peername_style = sty;
+ if (sty == ACL_STYLE_REGEX) {
+ bv.bv_val = right;
+ acl_regex_normalized_dn( &bv );
+ regtest(fname, lineno, bv.bv_val);
+ b->a_peername_pat = bv;
+ } else {
+ ber_str2bv( right, 0, 1, &b->a_peername_pat );
+ }
continue;
}
if ( strcasecmp( left, "sockname" ) == 0 ) {
- if( b->a_sockname_pat != NULL ) {
+ if ( right == NULL || right[ 0 ] == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: missing \"=\" in (or value after) \"%s\" in by clause\n",
+ fname, lineno, left );
+ acl_usage();
+ }
+
+ if( b->a_sockname_pat.bv_len ) {
fprintf( stderr,
"%s: line %d: sockname pattern already specified.\n",
fname, lineno );
acl_usage();
}
- regtest(fname, lineno, right);
- b->a_sockname_pat = ch_strdup( right );
+ b->a_sockname_style = sty;
+ if (sty == ACL_STYLE_REGEX) {
+ bv.bv_val = right;
+ acl_regex_normalized_dn( &bv );
+ regtest(fname, lineno, bv.bv_val);
+ b->a_sockname_pat = bv;
+ } else {
+ ber_str2bv( right, 0, 1, &b->a_sockname_pat );
+ }
continue;
}
if ( strcasecmp( left, "domain" ) == 0 ) {
- if( b->a_domain_pat != NULL ) {
+ if ( right == NULL || right[ 0 ] == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: missing \"=\" in (or value after) \"%s\" in by clause\n",
+ fname, lineno, left );
+ acl_usage();
+ }
+
+ if( b->a_domain_pat.bv_len ) {
fprintf( stderr,
"%s: line %d: domain pattern already specified.\n",
fname, lineno );
acl_usage();
}
- regtest(fname, lineno, right);
- b->a_domain_pat = ch_strdup( right );
+ b->a_domain_style = sty;
+ if (sty == ACL_STYLE_REGEX) {
+ bv.bv_val = right;
+ acl_regex_normalized_dn( &bv );
+ regtest(fname, lineno, bv.bv_val);
+ b->a_domain_pat = bv;
+ } else {
+ ber_str2bv( right, 0, 1, &b->a_domain_pat );
+ }
continue;
}
if ( strcasecmp( left, "sockurl" ) == 0 ) {
- if( b->a_sockurl_pat != NULL ) {
+ if ( right == NULL || right[ 0 ] == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: missing \"=\" in (or value after) \"%s\" in by clause\n",
+ fname, lineno, left );
+ acl_usage();
+ }
+
+ if( b->a_sockurl_pat.bv_len ) {
fprintf( stderr,
"%s: line %d: sockurl pattern already specified.\n",
fname, lineno );
acl_usage();
}
- regtest(fname, lineno, right);
- b->a_sockurl_pat = ch_strdup( right );
+ b->a_sockurl_style = sty;
+ if (sty == ACL_STYLE_REGEX) {
+ bv.bv_val = right;
+ acl_regex_normalized_dn( &bv );
+ regtest(fname, lineno, bv.bv_val);
+ b->a_sockurl_pat = bv;
+ } else {
+ ber_str2bv( right, 0, 1, &b->a_sockurl_pat );
+ }
+ continue;
+ }
+
+ if ( strcasecmp( left, "set" ) == 0 ) {
+ if( b->a_set_pat.bv_len != 0 ) {
+ fprintf( stderr,
+ "%s: line %d: set attribute already specified.\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ if ( right == NULL || *right == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: no set is defined\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ b->a_set_style = sty;
+ ber_str2bv( right, 0, 1, &b->a_set_pat );
+
continue;
}
acl_usage();
}
- if ( right != NULL && *right != '\0' )
- b->a_aci_at = ch_strdup( right );
- else
- b->a_aci_at = ch_strdup( SLAPD_ACI_DEFAULT_ATTR );
+ if ( right != NULL && *right != '\0' ) {
+ rc = slap_str2ad( right, &b->a_aci_at, &text );
+
+ if( rc != LDAP_SUCCESS ) {
+ fprintf( stderr,
+ "%s: line %d: aci \"%s\": %s\n",
+ fname, lineno, right, text );
+ acl_usage();
+ }
+
+ } else {
+ b->a_aci_at = slap_schema.si_ad_aci;
+ }
+
+ if( !is_at_syntax( b->a_aci_at->ad_type,
+ SLAPD_ACI_SYNTAX) )
+ {
+ fprintf( stderr,
+ "%s: line %d: aci \"%s\": inappropriate syntax: %s\n",
+ fname, lineno, right,
+ b->a_aci_at->ad_type->sat_syntax_oid );
+ acl_usage();
+ }
+
+ continue;
+ }
+#endif /* SLAPD_ACI_ENABLED */
+
+ if ( strcasecmp( left, "ssf" ) == 0 ) {
+ if( b->a_authz.sai_ssf ) {
+ fprintf( stderr,
+ "%s: line %d: ssf attribute already specified.\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ if ( right == NULL || *right == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: no ssf is defined\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ b->a_authz.sai_ssf = atoi( right );
+
+ if( !b->a_authz.sai_ssf ) {
+ fprintf( stderr,
+ "%s: line %d: invalid ssf value (%s)\n",
+ fname, lineno, right );
+ acl_usage();
+ }
+ continue;
+ }
+
+ if ( strcasecmp( left, "transport_ssf" ) == 0 ) {
+ if( b->a_authz.sai_transport_ssf ) {
+ fprintf( stderr,
+ "%s: line %d: transport_ssf attribute already specified.\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ if ( right == NULL || *right == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: no transport_ssf is defined\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ b->a_authz.sai_transport_ssf = atoi( right );
+
+ if( !b->a_authz.sai_transport_ssf ) {
+ fprintf( stderr,
+ "%s: line %d: invalid transport_ssf value (%s)\n",
+ fname, lineno, right );
+ acl_usage();
+ }
+ continue;
+ }
+
+ if ( strcasecmp( left, "tls_ssf" ) == 0 ) {
+ if( b->a_authz.sai_tls_ssf ) {
+ fprintf( stderr,
+ "%s: line %d: tls_ssf attribute already specified.\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ if ( right == NULL || *right == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: no tls_ssf is defined\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ b->a_authz.sai_tls_ssf = atoi( right );
+
+ if( !b->a_authz.sai_tls_ssf ) {
+ fprintf( stderr,
+ "%s: line %d: invalid tls_ssf value (%s)\n",
+ fname, lineno, right );
+ acl_usage();
+ }
+ continue;
+ }
+
+ if ( strcasecmp( left, "sasl_ssf" ) == 0 ) {
+ if( b->a_authz.sai_sasl_ssf ) {
+ fprintf( stderr,
+ "%s: line %d: sasl_ssf attribute already specified.\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ if ( right == NULL || *right == '\0' ) {
+ fprintf( stderr,
+ "%s: line %d: no sasl_ssf is defined\n",
+ fname, lineno );
+ acl_usage();
+ }
+
+ b->a_authz.sai_sasl_ssf = atoi( right );
+
+ if( !b->a_authz.sai_sasl_ssf ) {
+ fprintf( stderr,
+ "%s: line %d: invalid sasl_ssf value (%s)\n",
+ fname, lineno, right );
+ acl_usage();
+ }
continue;
}
-#endif
if( right != NULL ) {
/* unsplit */
if( i == argc || ( strcasecmp( left, "stop" ) == 0 )) {
/* out of arguments or plain stop */
- ACL_PRIV_ASSIGN(b->a_mask, ACL_PRIV_ADDITIVE);
+ ACL_PRIV_ASSIGN(b->a_access_mask, ACL_PRIV_ADDITIVE);
b->a_type = ACL_STOP;
access_append( &a->acl_access, b );
if( strcasecmp( left, "continue" ) == 0 ) {
/* plain continue */
- ACL_PRIV_ASSIGN(b->a_mask, ACL_PRIV_ADDITIVE);
+ ACL_PRIV_ASSIGN(b->a_access_mask, ACL_PRIV_ADDITIVE);
b->a_type = ACL_CONTINUE;
access_append( &a->acl_access, b );
if( strcasecmp( left, "break" ) == 0 ) {
/* plain continue */
- ACL_PRIV_ASSIGN(b->a_mask, ACL_PRIV_ADDITIVE);
+ ACL_PRIV_ASSIGN(b->a_access_mask, ACL_PRIV_ADDITIVE);
b->a_type = ACL_BREAK;
access_append( &a->acl_access, b );
if ( strcasecmp( left, "by" ) == 0 ) {
/* we've gone too far */
--i;
- ACL_PRIV_ASSIGN(b->a_mask, ACL_PRIV_ADDITIVE);
+ ACL_PRIV_ASSIGN(b->a_access_mask, ACL_PRIV_ADDITIVE);
b->a_type = ACL_STOP;
access_append( &a->acl_access, b );
/* get <access> */
if( strncasecmp( left, "self", 4 ) == 0 ) {
b->a_dn_self = 1;
- ACL_PRIV_ASSIGN( b->a_mask, str2accessmask( &left[4] ) );
+ ACL_PRIV_ASSIGN( b->a_access_mask, str2accessmask( &left[4] ) );
} else {
- ACL_PRIV_ASSIGN( b->a_mask, str2accessmask( left ) );
+ ACL_PRIV_ASSIGN( b->a_access_mask, str2accessmask( left ) );
}
- if( ACL_IS_INVALID( b->a_mask ) ) {
+ if( ACL_IS_INVALID( b->a_access_mask ) ) {
fprintf( stderr,
"%s: line %d: expecting <access> got \"%s\"\n",
fname, lineno, left );
fname, lineno );
} else {
-
#ifdef LDAP_DEBUG
- if (ldap_debug & LDAP_DEBUG_ACL)
- print_acl(be, a);
+ if (ldap_debug & LDAP_DEBUG_ACL)
+ print_acl(be, a);
#endif
if ( a->acl_access == NULL ) {
}
char *
-accessmask2str( slap_access_mask_t mask )
+accessmask2str( slap_mask_t mask, char *buf )
{
- static char buf[sizeof("unknown (+wrsca0)")];
int none=1;
+ char *ptr = buf;
+
+ assert( buf != NULL );
if ( ACL_IS_INVALID( mask ) ) {
return "invalid";
if ( ACL_IS_LEVEL( mask ) ) {
if ( ACL_LVL_IS_NONE(mask) ) {
- strcat( buf, "none" );
+ ptr = slap_strcopy( ptr, "none" );
} else if ( ACL_LVL_IS_AUTH(mask) ) {
- strcat( buf, "auth" );
+ ptr = slap_strcopy( ptr, "auth" );
} else if ( ACL_LVL_IS_COMPARE(mask) ) {
- strcat( buf, "compare" );
+ ptr = slap_strcopy( ptr, "compare" );
} else if ( ACL_LVL_IS_SEARCH(mask) ) {
- strcat( buf, "search" );
+ ptr = slap_strcopy( ptr, "search" );
} else if ( ACL_LVL_IS_READ(mask) ) {
- strcat( buf, "read" );
+ ptr = slap_strcopy( ptr, "read" );
} else if ( ACL_LVL_IS_WRITE(mask) ) {
- strcat( buf, "write" );
+ ptr = slap_strcopy( ptr, "write" );
} else {
- strcat( buf, "unknown" );
+ ptr = slap_strcopy( ptr, "unknown" );
}
- strcat(buf, " (");
+ *ptr++ = '(';
}
if( ACL_IS_ADDITIVE( mask ) ) {
- strcat( buf, "+" );
+ *ptr++ = '+';
} else if( ACL_IS_SUBTRACTIVE( mask ) ) {
- strcat( buf, "-" );
+ *ptr++ = '-';
} else {
- strcat( buf, "=" );
+ *ptr++ = '=';
}
if ( ACL_PRIV_ISSET(mask, ACL_PRIV_WRITE) ) {
none = 0;
- strcat( buf, "w" );
+ *ptr++ = 'w';
}
if ( ACL_PRIV_ISSET(mask, ACL_PRIV_READ) ) {
none = 0;
- strcat( buf, "r" );
+ *ptr++ = 'r';
}
if ( ACL_PRIV_ISSET(mask, ACL_PRIV_SEARCH) ) {
none = 0;
- strcat( buf, "s" );
+ *ptr++ = 's';
}
if ( ACL_PRIV_ISSET(mask, ACL_PRIV_COMPARE) ) {
none = 0;
- strcat( buf, "c" );
+ *ptr++ = 'c';
}
if ( ACL_PRIV_ISSET(mask, ACL_PRIV_AUTH) ) {
none = 0;
- strcat( buf, "x" );
+ *ptr++ = 'x';
}
if ( none && ACL_PRIV_ISSET(mask, ACL_PRIV_NONE) ) {
none = 0;
- strcat( buf, "n" );
+ *ptr++ = 'n';
}
if ( none ) {
- strcat( buf, "0" );
+ *ptr++ = '0';
}
if ( ACL_IS_LEVEL( mask ) ) {
- strcat(buf, ")");
- }
+ *ptr++ = ')';
+ }
+
+ *ptr = '\0';
+
return buf;
}
-slap_access_mask_t
+slap_mask_t
str2accessmask( const char *str )
{
- slap_access_mask_t mask;
+ slap_mask_t mask;
- if( !isalpha(str[0]) ) {
+ if( !ASCII_ALPHA(str[0]) ) {
int i;
if ( str[0] == '=' ) {
{
fprintf( stderr, "\n"
"<access clause> ::= access to <what> "
- "[ by <who> <access> <control> ]+ \n"
- "<what> ::= * | [dn=<regex>] [filter=<ldapfilter>] [attrs=<attrlist>]\n"
+ "[ by <who> <access> [ <control> ] ]+ \n"
+ "<what> ::= * | [dn[.<dnstyle>]=<regex>] [filter=<ldapfilter>] [attrs=<attrlist>]\n"
"<attrlist> ::= <attr> | <attr> , <attrlist>\n"
"<attr> ::= <attrname> | entry | children\n"
- "<who> ::= [ * | anonymous | self | dn=<regex> ]\n"
+ "<who> ::= [ * | anonymous | users | self | dn[.<dnstyle>]=<regex> ]\n"
"\t[dnattr=<attrname>]\n"
- "\t[group[/<objectclass>[/<attrname>]]=<regex>]\n"
- "\t[peername=<regex>] [sockname=<regex>]\n"
- "\t[domain=<regex>] [sockurl=<regex>]\n"
+ "\t[group[/<objectclass>[/<attrname>]][.<style>]=<regex>]\n"
+ "\t[peername[.<style>]=<regex>] [sockname[.<style>]=<regex>]\n"
+ "\t[domain[.<style>]=<regex>] [sockurl[.<style>]=<regex>]\n"
#ifdef SLAPD_ACI_ENABLED
"\t[aci=<attrname>]\n"
#endif
+ "\t[ssf=<n>] [transport_ssf=<n>] [tls_ssf=<n>] [sasl_ssf=<n>]\n"
+ "<dnstyle> ::= regex | base | exact (alias of base) | one | sub | children\n"
+ "<style> ::= regex | base | exact (alias of base)\n"
+ "<groupflags> ::= R\n"
"<access> ::= [self]{<level>|<priv>}\n"
"<level> ::= none | auth | compare | search | read | write\n"
"<priv> ::= {=|+|-}{w|r|s|c|x}+\n"
exit( EXIT_FAILURE );
}
+/*
+ * At present it simply eats the (optional) space after
+ * a RDN separator (,)
+ * Eventually will evolve in a more complete normalization
+ *
+ * Note that the input berval only needs bv_val, it ignores
+ * the input bv_len and sets it on return.
+ */
+static void
+acl_regex_normalized_dn(
+ struct berval *pattern
+)
+{
+ char *str, *p;
+
+ str = ch_strdup( pattern->bv_val );
+
+ for ( p = str; p && p[ 0 ]; p++ ) {
+ /* escape */
+ if ( p[ 0 ] == '\\' ) {
+ /*
+ * if escaping a hex pair we should
+ * increment p twice; however, in that
+ * case the second hex number does
+ * no harm
+ */
+ p++;
+ }
+
+ if ( p[ 0 ] == ',' ) {
+ if ( p[ 1 ] == ' ' ) {
+ char *q;
+
+ /*
+ * too much space should be
+ * an error if we are pedantic
+ */
+ for ( q = &p[ 2 ]; q[ 0 ] == ' '; q++ ) {
+ /* DO NOTHING */ ;
+ }
+ AC_MEMCPY( p+1, q, pattern->bv_len-(q-str)+1);
+ }
+ }
+ }
+ pattern->bv_val = str;
+ pattern->bv_len = p-str;
+
+ return;
+}
+
static void
split(
char *line,
*l = a;
}
-#ifdef LDAP_DEBUG
-
static void
-print_access( Access *b )
+access_free( Access *a )
{
- fprintf( stderr, "\tby" );
-
- if ( b->a_dn_pat != NULL ) {
- if( strcmp(b->a_dn_pat, "anonymous") == 0 ) {
- fprintf( stderr, " anonymous" );
-
- } else if( strcmp(b->a_dn_pat, "self") == 0 ) {
- fprintf( stderr, " self" );
-
- } 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 ( a->a_dn_pat.bv_val )
+ free ( a->a_dn_pat.bv_val );
+ if ( a->a_peername_pat.bv_val )
+ free ( a->a_peername_pat.bv_val );
+ if ( a->a_sockname_pat.bv_val )
+ free ( a->a_sockname_pat.bv_val );
+ if ( a->a_domain_pat.bv_val )
+ free ( a->a_domain_pat.bv_val );
+ if ( a->a_sockurl_pat.bv_val )
+ free ( a->a_sockurl_pat.bv_val );
+ if ( a->a_set_pat.bv_len )
+ free ( a->a_set_pat.bv_val );
+ if ( a->a_group_pat.bv_len )
+ free ( a->a_group_pat.bv_val );
+ free( a );
+}
- if ( b->a_group_at ) {
- fprintf( stderr, " attributeType: %s", b->a_group_at );
- }
+void
+acl_free( AccessControl *a )
+{
+ Access *n;
+ AttributeName *an;
+
+ if ( a->acl_filter )
+ filter_free( a->acl_filter );
+ if ( a->acl_dn_pat.bv_len )
+ free ( a->acl_dn_pat.bv_val );
+ if ( a->acl_attrs ) {
+ for ( an = a->acl_attrs; an->an_name.bv_val; an++ ) {
+ free( an->an_name.bv_val );
}
- }
-
- 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 );
+ free( a->acl_attrs );
}
-
- 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 );
+ for (; a->acl_access; a->acl_access = n) {
+ n = a->acl_access->a_next;
+ access_free( a->acl_access );
}
+ free( a );
+}
-#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 ) );
-
- if( b->a_type == ACL_BREAK ) {
- fprintf( stderr, " break" );
-
- } else if( b->a_type == ACL_CONTINUE ) {
- fprintf( stderr, " continue" );
+/* Because backend_startup uses acl_append to tack on the global_acl to
+ * the end of each backend's acl, we cannot just take one argument and
+ * merrily free our way to the end of the list. backend_destroy calls us
+ * with the be_acl in arg1, and global_acl in arg2 to give us a stopping
+ * point. config_destroy calls us with global_acl in arg1 and NULL in
+ * arg2, so we then proceed to polish off the global_acl.
+ */
+void
+acl_destroy( AccessControl *a, AccessControl *end )
+{
+ AccessControl *n;
- } else if( b->a_type != ACL_STOP ) {
- fprintf( stderr, " unknown-control" );
+ for (; a && a!= end; a=n) {
+ n = a->acl_next;
+ acl_free( a );
}
-
- fprintf( stderr, "\n" );
}
char *
return( ACL_INVALID_ACCESS );
}
+#ifdef LDAP_DEBUG
+
+static char *style_strings[5] = {
+ "regex",
+ "base",
+ "one",
+ "subtree",
+ "children"
+ };
+
+
+static void
+print_access( Access *b )
+{
+ char maskbuf[ACCESSMASK_MAXLEN];
+
+ fprintf( stderr, "\tby" );
+
+ if ( b->a_dn_pat.bv_len != 0 ) {
+ if( strcmp(b->a_dn_pat.bv_val, "*") == 0
+ || strcmp(b->a_dn_pat.bv_val, "users") == 0
+ || strcmp(b->a_dn_pat.bv_val, "anonymous") == 0
+ || strcmp(b->a_dn_pat.bv_val, "self") == 0 )
+ {
+ fprintf( stderr, " %s", b->a_dn_pat.bv_val );
+
+ } else {
+ fprintf( stderr, " dn.%s=%s", style_strings[b->a_dn_style], b->a_dn_pat.bv_val );
+ }
+ }
+
+ if ( b->a_dn_at != NULL ) {
+ fprintf( stderr, " dnattr=%s", b->a_dn_at->ad_cname.bv_val );
+ }
+
+ if ( b->a_group_pat.bv_len ) {
+ fprintf( stderr, " group=%s", b->a_group_pat.bv_val );
+
+ if ( b->a_group_oc ) {
+ fprintf( stderr, " objectClass: %s",
+ b->a_group_oc->soc_oclass.oc_oid );
+
+ if ( b->a_group_at ) {
+ fprintf( stderr, " attributeType: %s", b->a_group_at->ad_cname.bv_val );
+ }
+ }
+ }
+
+ if ( b->a_peername_pat.bv_len != 0 ) {
+ fprintf( stderr, " peername=%s", b->a_peername_pat.bv_val );
+ }
+
+ if ( b->a_sockname_pat.bv_len != 0 ) {
+ fprintf( stderr, " sockname=%s", b->a_sockname_pat.bv_val );
+ }
+
+ if ( b->a_domain_pat.bv_len != 0 ) {
+ fprintf( stderr, " domain=%s", b->a_domain_pat.bv_val );
+ }
+
+ if ( b->a_sockurl_pat.bv_len != 0 ) {
+ fprintf( stderr, " sockurl=%s", b->a_sockurl_pat.bv_val );
+ }
+
+#ifdef SLAPD_ACI_ENABLED
+ if ( b->a_aci_at != NULL ) {
+ fprintf( stderr, " aci=%s", b->a_aci_at->ad_cname.bv_val );
+ }
+#endif
+
+ /* Security Strength Factors */
+ if ( b->a_authz.sai_ssf ) {
+ fprintf( stderr, " ssf=%u",
+ b->a_authz.sai_ssf );
+ }
+ if ( b->a_authz.sai_transport_ssf ) {
+ fprintf( stderr, " transport_ssf=%u",
+ b->a_authz.sai_transport_ssf );
+ }
+ if ( b->a_authz.sai_tls_ssf ) {
+ fprintf( stderr, " tls_ssf=%u",
+ b->a_authz.sai_tls_ssf );
+ }
+ if ( b->a_authz.sai_sasl_ssf ) {
+ fprintf( stderr, " sasl_ssf=%u",
+ b->a_authz.sai_sasl_ssf );
+ }
+
+ fprintf( stderr, " %s%s",
+ b->a_dn_self ? "self" : "",
+ accessmask2str( b->a_access_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 )
fprintf( stderr, "%s ACL: access to",
be == NULL ? "Global" : "Backend" );
- if ( a->acl_dn_pat != NULL ) {
+ if ( a->acl_dn_pat.bv_len != 0 ) {
to++;
- fprintf( stderr, " dn=%s\n",
- a->acl_dn_pat );
+ fprintf( stderr, " dn.%s=%s\n",
+ style_strings[a->acl_dn_style], a->acl_dn_pat.bv_val );
}
if ( a->acl_filter != NULL ) {
}
if ( a->acl_attrs != NULL ) {
- int i, first = 1;
+ int first = 1;
+ AttributeName *an;
to++;
fprintf( stderr, " attrs=" );
- for ( i = 0; a->acl_attrs[i] != NULL; i++ ) {
+ for ( an = a->acl_attrs; an && an->an_name.bv_val; an++ ) {
if ( ! first ) {
fprintf( stderr, "," );
}
- fprintf( stderr, a->acl_attrs[i] );
+ fputs( an->an_name.bv_val, stderr );
first = 0;
}
fprintf( stderr, "\n" );