/* aclparse.c - routines to parse and check acl's */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2004 The OpenLDAP Foundation.
+ * 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 the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* Portions Copyright (c) 1995 Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that this notice is preserved and that due credit is given
+ * to the University of Michigan at Ann Arbor. The name of the University
+ * may not be used to endorse or promote products derived from this
+ * software without specific prior written permission. This software
+ * is provided ``as is'' without express or implied warranty.
*/
#include "portable.h"
#include "lber_pvt.h"
#include "lutil.h"
+static char *style_strings[] = {
+ "regex",
+ "expand",
+ "base",
+ "one",
+ "subtree",
+ "children",
+ "attrof",
+ "ip",
+ "path",
+ NULL
+};
+
static void split(char *line, int splitchar, char **left, char **right);
static void access_append(Access **l, Access *a);
static void acl_usage(void) LDAP_GCCATTR((noreturn));
a->acl_dn_style = ACL_STYLE_BASE;
ber_str2bv( right, 0, 1, &a->acl_dn_pat );
- } else if ( strcasecmp( style, "one" ) == 0 ) {
+ } else if ( strcasecmp( style, "onelevel" ) == 0
+ || strcasecmp( style, "one" ) == 0 ) {
a->acl_dn_style = ACL_STYLE_ONE;
ber_str2bv( right, 0, 1, &a->acl_dn_pat );
acl_usage();
}
- } else if ( strncasecmp( left, "attr", 4 ) == 0 ) {
+ } else if ( strcasecmp( left, "attr" ) == 0
+ || strcasecmp( left, "attrs" ) == 0 ) {
a->acl_attrs = str2anlist( a->acl_attrs,
right, "," );
if ( a->acl_attrs == NULL ) {
}
a->acl_attrval_style = ACL_STYLE_REGEX;
} else {
- a->acl_attrval_style = ACL_STYLE_BASE;
+ /* FIXME: if the attribute has DN syntax,
+ * we might allow one, subtree and children styles as well */
+ if ( !strcasecmp( style, "exact" ) ) {
+ a->acl_attrval_style = ACL_STYLE_BASE;
+
+ } else if ( a->acl_attrs[0].an_desc->ad_type->sat_syntax == slap_schema.si_syn_distinguishedName ) {
+ if ( !strcasecmp( style, "base" ) ) {
+ a->acl_attrval_style = ACL_STYLE_BASE;
+ } else if ( !strcasecmp( style, "onelevel" ) || !strcasecmp( style, "one" ) ) {
+ a->acl_attrval_style = ACL_STYLE_ONE;
+ } else if ( !strcasecmp( style, "subtree" ) || !strcasecmp( style, "sub" ) ) {
+ a->acl_attrval_style = ACL_STYLE_SUBTREE;
+ } else if ( !strcasecmp( style, "children" ) ) {
+ a->acl_attrval_style = ACL_STYLE_CHILDREN;
+ } else {
+ fprintf( stderr,
+ "%s: line %d: unknown val.<style> \"%s\" "
+ "for attributeType \"%s\" with DN syntax; using \"base\"\n",
+ fname, lineno, style,
+ a->acl_attrs[0].an_desc->ad_cname.bv_val );
+ a->acl_attrval_style = ACL_STYLE_BASE;
+ }
+
+ } else {
+ fprintf( stderr,
+ "%s: line %d: unknown val.<style> \"%s\" "
+ "for attributeType \"%s\"; using \"exact\"\n",
+ fname, lineno, style,
+ a->acl_attrs[0].an_desc->ad_cname.bv_val );
+ a->acl_attrval_style = ACL_STYLE_BASE;
+ }
}
} else {
{
sty = ACL_STYLE_BASE;
- } else if ( strcasecmp( style, "one" ) == 0 ) {
+ } else if ( strcasecmp( style, "onelevel" ) == 0 ||
+ strcasecmp( style, "one" ) == 0 ) {
sty = ACL_STYLE_ONE;
} else if ( strcasecmp( style, "subtree" ) == 0 ||
} else if ( strcasecmp( style, "regex" ) == 0 ) {
sty = ACL_STYLE_REGEX;
+ } else if ( strcasecmp( style, "expand" ) == 0 ) {
+ sty = ACL_STYLE_EXPAND;
+
+ } else if ( strcasecmp( style, "ip" ) == 0 ) {
+ sty = ACL_STYLE_IP;
+
+ } else if ( strcasecmp( style, "path" ) == 0 ) {
+ sty = ACL_STYLE_PATH;
+#ifndef LDAP_PF_LOCAL
+ fprintf( stderr, "%s: line %d: "
+ "path style modifier is useless without local\n",
+ fname, lineno );
+#endif /* LDAP_PF_LOCAL */
+
} else {
fprintf( stderr,
"%s: line %d: unknown style \"%s\" in by clause\n",
if ( style_modifier &&
strcasecmp( style_modifier, "expand" ) == 0 )
{
- expand = 1;
+ switch ( sty ) {
+ case ACL_STYLE_REGEX:
+ fprintf( stderr, "%s: line %d: "
+ "\"regex\" style implies "
+ "\"expand\" modifier (ignored)\n",
+ fname, lineno );
+ break;
+
+ case ACL_STYLE_EXPAND:
+ fprintf( stderr, "%s: line %d: "
+ "\"expand\" style used "
+ "in conjunction with "
+ "\"expand\" modifier (ignored)\n",
+ fname, lineno );
+ break;
+
+ default:
+ /* we'll see later if it's pertinent */
+ expand = 1;
+ break;
+ }
+ }
+
+ /* expand in <who> needs regex in <what> */
+ if ( ( sty == ACL_STYLE_EXPAND || expand )
+ && a->acl_dn_style != ACL_STYLE_REGEX )
+ {
+ fprintf( stderr, "%s: line %d: "
+ "\"expand\" style or modifier used "
+ "in conjunction with "
+ "a non-regex <what> clause\n",
+ fname, lineno );
}
+
if ( strcasecmp( argv[i], "*" ) == 0 ) {
bv.bv_val = ch_strdup( "*" );
bv.bv_len = 1;
char *name = NULL;
char *value = NULL;
- if (sty != ACL_STYLE_REGEX && sty != ACL_STYLE_BASE) {
+ switch ( sty ) {
+ case ACL_STYLE_REGEX:
+ /* legacy, tolerated */
+ fprintf( stderr, "%s: line %d: "
+ "deprecated group style \"regex\"; "
+ "use \"expand\" instead\n",
+ fname, lineno, style );
+ sty = ACL_STYLE_EXPAND;
+ break;
+
+ case ACL_STYLE_BASE:
+ /* legal, traditional */
+ case ACL_STYLE_EXPAND:
+ /* legal, substring expansion; supersedes regex */
+ break;
+
+ default:
+ /* unknown */
fprintf( stderr, "%s: line %d: "
"inappropriate style \"%s\" in by clause\n",
- fname, lineno, style );
+ fname, lineno, style );
acl_usage();
}
}
b->a_group_style = sty;
- if (sty == ACL_STYLE_REGEX) {
+ if (sty == ACL_STYLE_EXPAND) {
acl_regex_normalized_dn( right, &bv );
if ( !ber_bvccmp( &bv, '*' ) ) {
regtest(fname, lineno, bv.bv_val);
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 ) )
+ SLAPD_NAMEUID_SYNTAX ) &&
+ !is_at_subtype( b->a_group_at->ad_type, slap_schema.si_ad_labeledURI->ad_type ))
{
fprintf( stderr,
"%s: line %d: group \"%s\": inappropriate syntax: %s\n",
}
if ( strcasecmp( left, "peername" ) == 0 ) {
- if (sty != ACL_STYLE_REGEX && sty != ACL_STYLE_BASE) {
+ switch (sty) {
+ case ACL_STYLE_REGEX:
+ case ACL_STYLE_BASE:
+ /* legal, traditional */
+ case ACL_STYLE_EXPAND:
+ /* cheap replacement to regex for simple expansion */
+ case ACL_STYLE_IP:
+ case ACL_STYLE_PATH:
+ /* legal, peername specific */
+ break;
+
+ default:
fprintf( stderr, "%s: line %d: "
"inappropriate style \"%s\" in by clause\n",
fname, lineno, style );
regtest(fname, lineno, bv.bv_val);
}
b->a_peername_pat = bv;
+
} else {
ber_str2bv( right, 0, 1, &b->a_peername_pat );
+
+ if ( sty == ACL_STYLE_IP ) {
+ char *addr = NULL,
+ *mask = NULL,
+ *port = NULL;
+
+ split( right, '{', &addr, &port );
+ split( addr, '%', &addr, &mask );
+
+ b->a_peername_addr = inet_addr( addr );
+ if ( b->a_peername_addr == (unsigned long)(-1)) {
+ /* illegal address */
+ fprintf( stderr, "%s: line %d: "
+ "illegal peername address \"%s\".\n",
+ fname, lineno, addr );
+ acl_usage();
+ }
+
+ b->a_peername_mask = (unsigned long)(-1);
+ if ( mask != NULL ) {
+ b->a_peername_mask = inet_addr( mask );
+ if ( b->a_peername_mask == (unsigned long)(-1)) {
+ /* illegal mask */
+ fprintf( stderr, "%s: line %d: "
+ "illegal peername address mask \"%s\".\n",
+ fname, lineno, mask );
+ acl_usage();
+ }
+ }
+
+ b->a_peername_port = -1;
+ if ( port ) {
+ char *end = NULL;
+
+ b->a_peername_port = strtol( port, &end, 10 );
+ if ( end[ 0 ] != '}' ) {
+ /* illegal port */
+ fprintf( stderr, "%s: line %d: "
+ "illegal peername port specification \"{%s}\".\n",
+ fname, lineno, port );
+ acl_usage();
+ }
+ }
+ }
}
continue;
}
if ( strcasecmp( left, "sockname" ) == 0 ) {
- if (sty != ACL_STYLE_REGEX && sty != ACL_STYLE_BASE) {
+ switch (sty) {
+ case ACL_STYLE_REGEX:
+ case ACL_STYLE_BASE:
+ /* legal, traditional */
+ case ACL_STYLE_EXPAND:
+ /* cheap replacement to regex for simple expansion */
+ break;
+
+ default:
+ /* unknown */
fprintf( stderr, "%s: line %d: "
"inappropriate style \"%s\" in by clause\n",
fname, lineno, style );
case ACL_STYLE_REGEX:
case ACL_STYLE_BASE:
case ACL_STYLE_SUBTREE:
+ /* legal, traditional */
+ break;
+
+ case ACL_STYLE_EXPAND:
+ /* tolerated: means exact,expand */
+ if ( expand ) {
+ fprintf( stderr,
+ "%s: line %d: "
+ "\"expand\" modifier with \"expand\" style\n",
+ fname, lineno );
+ }
+ sty = ACL_STYLE_BASE;
+ expand = 1;
break;
default:
+ /* unknown */
fprintf( stderr,
"%s: line %d: inappropriate style \"%s\" in by clause\n",
fname, lineno, style );
}
if ( strcasecmp( left, "sockurl" ) == 0 ) {
- if (sty != ACL_STYLE_REGEX && sty != ACL_STYLE_BASE) {
- fprintf( stderr,
- "%s: line %d: inappropriate style \"%s\" in by clause\n",
+ switch (sty) {
+ case ACL_STYLE_REGEX:
+ case ACL_STYLE_BASE:
+ /* legal, traditional */
+ case ACL_STYLE_EXPAND:
+ /* cheap replacement to regex for simple expansion */
+ break;
+
+ default:
+ /* unknown */
+ fprintf( stderr, "%s: line %d: "
+ "inappropriate style \"%s\" in by clause\n",
fname, lineno, style );
acl_usage();
}
"<who> ::= [ * | anonymous | users | self | dn[.<dnstyle>]=<DN> ]\n"
"\t[dnattr=<attrname>]\n"
"\t[group[/<objectclass>[/<attrname>]][.<style>]=<group>]\n"
- "\t[peername[.<style>]=<peer>] [sockname[.<style>]=<name>]\n",
- "\t[domain[.<style>]=<domain>] [sockurl[.<style>]=<url>]\n"
+ "\t[peername[.<
peernamestyle>]=<peer>] [sockname[.<style>]=<name>]\n",
+ "\t[domain[.<domainstyle>]=<domain>] [sockurl[.<style>]=<url>]\n"
#ifdef SLAPD_ACI_ENABLED
"\t[aci=<attrname>]\n"
#endif
"\t[ssf=<n>] [transport_ssf=<n>] [tls_ssf=<n>] [sasl_ssf=<n>]\n"
- "<dnstyle> ::= base | exact | one | subtree | children | regex\n"
+ "<dnstyle> ::= base | exact | one(level) | sub(tree) | children | regex\n"
"<style> ::= regex | base | exact\n"
+ "<peernamestyle> ::= regex | exact | ip | path\n"
+ "<domainstyle> ::= regex | base | exact | sub(tree)\n"
"<access> ::= [self]{<level>|<priv>}\n"
"<level> ::= none | auth | compare | search | read | write\n"
- "<priv> ::= {=|+|-}{w|r|s|c|x}+\n"
+ "<priv> ::= {=|+|-}{w|r|s|c|x|0}+\n"
"<control> ::= [ stop | continue | break ]\n"
);
exit( EXIT_FAILURE );
#ifdef LDAP_DEBUG
-static char *style_strings[5] = { "regex",
- "base", "one", "subtree", "children" };
-
static void
print_access( Access *b )
{
fprintf( stderr, " %s", b->a_dn_pat.bv_val );
} else {
- fprintf( stderr, " dn.%s=%s",
+ fprintf( stderr, " dn.%s=\"%s\"",
style_strings[b->a_dn_style], b->a_dn_pat.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 );
- }
- }
+ fprintf( stderr, " group/%s/%s.%s=\"%s\"",
+ b->a_group_oc ? b->a_group_oc->soc_cname.bv_val : "groupOfNames",
+ b->a_group_at ? b->a_group_at->ad_cname.bv_val : "member",
+ style_strings[b->a_group_style],
+ b->a_group_pat.bv_val );
}
if ( b->a_peername_pat.bv_len != 0 ) {
- fprintf( stderr, " peername=%s", b->a_peername_pat.bv_val );
+ 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 );
+ fprintf( stderr, " sockname=\"%s\"", b->a_sockname_pat.bv_val );
}
if ( b->a_domain_pat.bv_len != 0 ) {
}
if ( b->a_sockurl_pat.bv_len != 0 ) {
- fprintf( stderr, " sockurl=%s", b->a_sockurl_pat.bv_val );
+ fprintf( stderr, " sockurl=\"%s\"", b->a_sockurl_pat.bv_val );
+ }
+
+ if ( b->a_set_pat.bv_len != 0 ) {
+ fprintf( stderr, " set=\"%s\"", b->a_set_pat.bv_val );
}
#ifdef SLAPD_ACI_ENABLED
if ( a->acl_dn_pat.bv_len != 0 ) {
to++;
- fprintf( stderr, " dn.%s=%s\n",
+ fprintf( stderr, " dn.%s=\"%s\"\n",
style_strings[a->acl_dn_style], a->acl_dn_pat.bv_val );
}
if ( ! first ) {
fprintf( stderr, "," );
}
+ if (an->an_oc) {
+ fputc( an->an_oc_exclude ? '!' : '@', stderr);
+ }
fputs( an->an_name.bv_val, stderr );
first = 0;
}
if ( a->acl_attrval.bv_len != 0 ) {
to++;
- fprintf( stderr, " val.%s=%s\n",
+ fprintf( stderr, " val.%s=\"%s\"\n",
style_strings[a->acl_attrval_style], a->acl_attrval.bv_val );
}
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