/* acl.c - routines to parse and check acl's */
/* $OpenLDAP$ */
/*
- * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
AccessControl *ac, int *count,
Backend *be, Operation *op,
Entry *e,
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
AttributeDescription *desc,
-#else
- const char *attr,
-#endif
int nmatches, regmatch_t *matches );
static slap_control_t acl_mask(
AccessControl *ac, slap_access_mask_t *mask,
Backend *be, Connection *conn, Operation *op,
Entry *e,
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
AttributeDescription *desc,
-#else
- const char *attr,
-#endif
struct berval *val,
regmatch_t *matches );
#ifdef SLAPD_ACI_ENABLED
static int aci_mask(
Backend *be,
+ Connection *conn,
Operation *op,
Entry *e,
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
AttributeDescription *desc,
-#else
- const char *attr,
-#endif
- struct berval *val, struct berval *aci,
- regmatch_t *matches, slap_access_t *grant, slap_access_t *deny );
-
-char *supportedACIMechs[] = {
- "1.3.6.1.4.1.4203.666.7.1", /* experimental IETF aci family */
- "1.3.6.1.4.1.4203.666.7.2", /* experimental OpenLDAP aci family */
- NULL
-};
+ struct berval *val,
+ struct berval *aci,
+ regmatch_t *matches,
+ slap_access_t *grant,
+ slap_access_t *deny );
#endif
static int regex_matches(
Connection *conn,
Operation *op,
Entry *e,
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- AttributeDescription *attr,
-#else
- const char *attr,
-#endif
+ AttributeDescription *desc,
struct berval *val,
slap_access_t access )
{
slap_access_mask_t mask;
slap_control_t control;
+ const char *attr = desc ? desc->ad_cname->bv_val : NULL;
+
regmatch_t matches[MAXREMATCHES];
Debug( LDAP_DEBUG_ACL,
* by ACL_WRITE checking as any found here are not provided
* by the user
*/
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- if ( access >= ACL_WRITE && is_at_no_user_mod( attr->ad_type ) )
-#else
- if ( access >= ACL_WRITE && oc_check_op_no_usermod_attr( attr ) )
-#endif
+ if ( access >= ACL_WRITE && is_at_no_user_mod( desc->ad_type ) )
{
Debug( LDAP_DEBUG_ACL, "NoUserMod Operational attribute:"
" %s access granted\n",
}
ACL_INIT(mask);
- memset(matches, 0, sizeof(matches));
+ memset(matches, '\0', sizeof(matches));
control = ACL_BREAK;
a = NULL;
count = 0;
- while( a = acl_get( a, &count, be, op, e, attr, MAXREMATCHES, matches ) )
+ while( a = acl_get( a, &count, be, op, e, desc, MAXREMATCHES, matches ) )
{
int i;
}
control = acl_mask( a, &mask, be, conn, op,
- e, attr, val, matches );
+ e, desc, val, matches );
if ( control != ACL_BREAK ) {
break;
}
- memset(matches, 0, sizeof(matches));
+ memset(matches, '\0', sizeof(matches));
}
if ( ACL_IS_INVALID( mask ) ) {
Backend *be,
Operation *op,
Entry *e,
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
AttributeDescription *desc,
-#else
- const char *desc,
-#endif
int nmatch,
regmatch_t *matches )
{
const char *attr;
+ int dnlen, patlen;
+
assert( e != NULL );
assert( count != NULL );
+ attr = desc ? desc->ad_cname->bv_val : NULL;
+
if( a == NULL ) {
if( be == NULL ) {
a = global_acl;
a = a->acl_next;
}
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- attr = desc->ad_cname->bv_val;
-#else
- attr = desc;
-#endif
+ dnlen = strlen(e->e_ndn);
for ( ; a != NULL; a = a->acl_next ) {
(*count) ++;
if (a->acl_dn_pat != NULL) {
- Debug( LDAP_DEBUG_ACL, "=> dnpat: [%d] %s nsub: %d\n",
- *count, a->acl_dn_pat, (int) a->acl_dn_re.re_nsub );
+ if ( a->acl_dn_style == ACL_STYLE_REGEX ) {
+ Debug( LDAP_DEBUG_ACL, "=> dnpat: [%d] %s nsub: %d\n",
+ *count, a->acl_dn_pat, (int) a->acl_dn_re.re_nsub );
- if (regexec(&a->acl_dn_re, e->e_ndn, nmatch, matches, 0)) {
- continue;
+ if (regexec(&a->acl_dn_re, e->e_ndn, nmatch, matches, 0))
+ continue;
} else {
- Debug( LDAP_DEBUG_ACL, "=> acl_get: [%d] matched\n",
- *count, 0, 0);
+ Debug( LDAP_DEBUG_ACL, "=> dn: [%d] %s\n",
+ *count, a->acl_dn_pat, 0 );
+
+ patlen = strlen( a->acl_dn_pat );
+ if ( dnlen < patlen )
+ continue;
+
+ if ( a->acl_dn_style == ACL_STYLE_BASE ) {
+ /* base dn -- entire object DN must match */
+ if ( dnlen != patlen )
+ continue;
+
+ } else if ( a->acl_dn_style == ACL_STYLE_ONE ) {
+ char *rdn;
+ int rdnlen = -1;
+
+ if ( dnlen <= patlen )
+ continue;
+
+ if ( e->e_ndn[dnlen - patlen - 1] != ',' )
+ continue;
+
+ rdn = dn_rdn( NULL, e->e_ndn );
+ if ( rdn != NULL ) {
+ rdnlen = strlen( rdn );
+ ch_free( rdn );
+ }
+ if ( rdnlen != dnlen - patlen - 1 )
+ continue;
+
+ } else if ( a->acl_dn_style == ACL_STYLE_SUBTREE ) {
+ if ( dnlen > patlen && e->e_ndn[dnlen - patlen - 1] != ',' )
+ continue;
+
+ } else if ( a->acl_dn_style == ACL_STYLE_CHILDREN ) {
+ if ( dnlen <= patlen )
+ continue;
+ if ( e->e_ndn[dnlen - patlen - 1] != ',' )
+ continue;
+ }
+
+ if ( strcmp( a->acl_dn_pat, e->e_ndn + dnlen - patlen ) != 0 )
+ continue;
}
+
+ Debug( LDAP_DEBUG_ACL, "=> acl_get: [%d] matched\n",
+ *count, 0, 0 );
}
if ( a->acl_filter != NULL ) {
Connection *conn,
Operation *op,
Entry *e,
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- AttributeDescription *attr,
-#else
- const char *attr,
-#endif
+ AttributeDescription *desc,
struct berval *val,
regmatch_t *matches
)
{
- int i;
+ int i, odnlen, patlen;
Access *b;
#ifdef LDAP_DEBUG
char accessmaskbuf[ACCESSMASK_MAXLEN];
#endif
+ const char *attr = desc ? desc->ad_cname->bv_val : NULL;
assert( a != NULL );
assert( mask != NULL );
continue;
}
- } else if ( strcmp( b->a_dn_pat, "*" ) != 0 ) {
- int ret = regex_matches( b->a_dn_pat,
- op->o_ndn, e->e_ndn, matches );
+ } else if ( b->a_dn_style == ACL_STYLE_REGEX ) {
+ if ( strcmp( b->a_dn_pat, "*" ) != 0 ) {
+ int ret = regex_matches( b->a_dn_pat,
+ op->o_ndn, e->e_ndn, matches );
+
+ if( ret == 0 ) {
+ continue;
+ }
+ }
- if( ret == 0 ) {
+ } else {
+ if ( e->e_dn == NULL )
continue;
+
+ patlen = strlen( b->a_dn_pat );
+ odnlen = strlen( op->o_ndn );
+ if ( odnlen < patlen )
+ continue;
+
+ if ( b->a_dn_style == ACL_STYLE_BASE ) {
+ /* base dn -- entire object DN must match */
+ if ( odnlen != patlen )
+ continue;
+
+ } else if ( b->a_dn_style == ACL_STYLE_ONE ) {
+ char *rdn;
+ int rdnlen = -1;
+
+ if ( odnlen <= patlen )
+ continue;
+
+ if ( op->o_ndn[odnlen - patlen - 1] != ',' )
+ continue;
+
+ rdn = dn_rdn( NULL, op->o_ndn );
+ if ( rdn != NULL ) {
+ rdnlen = strlen( rdn );
+ ch_free( rdn );
+ }
+ if ( rdnlen != odnlen - patlen - 1 )
+ continue;
+
+ } else if ( b->a_dn_style == ACL_STYLE_SUBTREE ) {
+ if ( odnlen > patlen && op->o_ndn[odnlen - patlen - 1] != ',' )
+ continue;
+
+ } else if ( b->a_dn_style == ACL_STYLE_CHILDREN ) {
+ if ( odnlen <= patlen )
+ continue;
+ if ( op->o_ndn[odnlen - patlen - 1] != ',' )
+ continue;
}
+
+ if ( strcmp( b->a_dn_pat, op->o_ndn + odnlen - patlen ) != 0 )
+ continue;
+
}
}
Debug( LDAP_DEBUG_ACL, "<= check a_sockurl_pat: %s\n",
b->a_sockurl_pat, 0, 0 );
- if ( strcmp( b->a_sockurl_pat, "*" ) != 0 &&
- !regex_matches( b->a_sockurl_pat, conn->c_listener_url,
- e->e_ndn, matches ) )
- {
- continue;
+ if ( strcmp( b->a_sockurl_pat, "*" ) != 0) {
+ if ( b->a_sockurl_style == ACL_STYLE_REGEX) {
+ if (!regex_matches( b->a_sockurl_pat, conn->c_listener_url,
+ e->e_ndn, matches ) )
+ {
+ continue;
+ }
+ } else {
+ if ( strcasecmp( b->a_sockurl_pat, conn->c_listener_url ) == 0 )
+ continue;
+ }
}
}
Debug( LDAP_DEBUG_ACL, "<= check a_domain_pat: %s\n",
b->a_domain_pat, 0, 0 );
- if ( strcmp( b->a_domain_pat, "*" ) != 0 &&
- !regex_matches( b->a_domain_pat, conn->c_peer_domain,
- e->e_ndn, matches ) )
- {
- continue;
+ if ( strcmp( b->a_domain_pat, "*" ) != 0) {
+ if ( b->a_domain_style == ACL_STYLE_REGEX) {
+ if (!regex_matches( b->a_domain_pat, conn->c_peer_domain,
+ e->e_ndn, matches ) )
+ {
+ continue;
+ }
+ } else {
+ if ( strcasecmp( b->a_domain_pat, conn->c_peer_domain ) == 0 )
+ continue;
+ }
}
}
Debug( LDAP_DEBUG_ACL, "<= check a_peername_path: %s\n",
b->a_peername_pat, 0, 0 );
- if ( strcmp( b->a_peername_pat, "*" ) != 0 &&
- !regex_matches( b->a_peername_pat, conn->c_peer_name,
- e->e_ndn, matches ) )
- {
- continue;
+ if ( strcmp( b->a_peername_pat, "*" ) != 0) {
+ if ( b->a_peername_style == ACL_STYLE_REGEX) {
+ if (!regex_matches( b->a_peername_pat, conn->c_peer_name,
+ e->e_ndn, matches ) )
+ {
+ continue;
+ }
+ } else {
+ if ( strcasecmp( b->a_peername_pat, conn->c_peer_name ) == 0 )
+ continue;
+ }
}
}
Debug( LDAP_DEBUG_ACL, "<= check a_sockname_path: %s\n",
b->a_sockname_pat, 0, 0 );
- if ( strcmp( b->a_sockname_pat, "*" ) != 0 &&
- !regex_matches( b->a_sockname_pat, conn->c_sock_name,
- e->e_ndn, matches ) )
- {
- continue;
+ if ( strcmp( b->a_sockname_pat, "*" ) != 0) {
+ if ( b->a_sockname_style == ACL_STYLE_REGEX) {
+ if (!regex_matches( b->a_sockname_pat, conn->c_sock_name,
+ e->e_ndn, matches ) )
+ {
+ continue;
+ }
+ } else {
+ if ( strcasecmp( b->a_sockname_pat, conn->c_sock_name ) == 0 )
+ continue;
+ }
}
}
if ( b->a_dn_at != NULL && op->o_ndn != NULL ) {
Attribute *at;
struct berval bv;
+ int rc, match = 0;
+ const char *text;
+ const char *desc = b->a_dn_at->ad_cname->bv_val;
Debug( LDAP_DEBUG_ACL, "<= check a_dn_at: %s\n",
- b->a_dn_at, 0, 0);
+ desc, 0, 0);
bv.bv_val = op->o_ndn;
bv.bv_len = strlen( bv.bv_val );
- /* see if asker is listed in dnattr */
- if ( (at = attr_find( e->e_attrs, b->a_dn_at )) != NULL
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- /* not yet implemented */
-#else
- && value_find( at->a_vals, &bv, at->a_syntax, 3 ) == 0
-#endif
- )
+ /* see if asker is listed in dnattr */
+ for( at = attrs_find( e->e_attrs, b->a_dn_at );
+ at != NULL;
+ at = attrs_find( at->a_next, b->a_dn_at ) )
{
- if ( b->a_dn_self &&
- (val == NULL
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- /* not yet implemented */
-#else
- || value_cmp( &bv, val, at->a_syntax, 2 )
-#endif
- ) )
- {
- continue;
+ if( value_find( b->a_dn_at, at->a_vals, &bv ) == 0 ) {
+ /* found it */
+ match = 1;
+ break;
}
+ }
- /* asker not listed in dnattr - check for self access */
- } else if ( ! b->a_dn_self || val == NULL
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- /* not yet implemented */
-#else
- || value_cmp( &bv, val, at->a_syntax, 2 ) != 0
-#endif
- )
- {
- continue;
+ if( match ) {
+ /* have a dnattr match. if this is a self clause then
+ * the target must also match the op dn.
+ */
+ if ( b->a_dn_self ) {
+ /* check if the target is an attribute. */
+ if ( val == NULL )
+ continue;
+ /* target is attribute, check if the attribute value
+ * is the op dn.
+ */
+ rc = value_match( &match, b->a_dn_at,
+ b->a_dn_at->ad_type->sat_equality,
+ val, &bv, &text );
+ /* on match error or no match, fail the ACL clause */
+ if (rc != LDAP_SUCCESS || match != 0 )
+ continue;
+ }
+ } else {
+ /* no dnattr match, check if this is a self clause */
+ if ( ! b->a_dn_self )
+ continue;
+ /* this is a self clause, check if the target is an
+ * attribute.
+ */
+ if ( val == NULL )
+ continue;
+ /* target is attribute, check if the attribute value
+ * is the op dn.
+ */
+ rc = value_match( &match, b->a_dn_at,
+ b->a_dn_at->ad_type->sat_equality,
+ val, &bv, &text );
+ /* on match error or no match, fail the ACL clause */
+ if (rc != LDAP_SUCCESS || match != 0 )
+ continue;
}
}
* the values in the attribute group
*/
/* see if asker is listed in dnattr */
- string_expand(buf, sizeof(buf), b->a_group_pat, e->e_ndn, matches);
- if ( dn_normalize(buf) == NULL ) {
- /* did not expand to a valid dn */
- continue;
+ if ( b->a_group_style == ACL_STYLE_REGEX ) {
+ string_expand(buf, sizeof(buf), b->a_group_pat, e->e_ndn, matches);
+ if ( dn_normalize(buf) == NULL ) {
+ /* did not expand to a valid dn */
+ continue;
+ }
+ } else {
+ strncpy( buf, b->a_group_pat, sizeof(buf) - 1 );
+ buf[sizeof(buf) - 1] = 0;
}
if (backend_group(be, e, buf, op->o_ndn,
* rights given by the acis.
*/
for ( i = 0; at->a_vals[i] != NULL; i++ ) {
- if (aci_mask( be, op,
- e, attr, val, at->a_vals[i],
+ if (aci_mask( be, conn, op,
+ e, desc, val, at->a_vals[i],
matches, &grant, &deny ) != 0)
{
tgrant |= grant;
* by ACL_WRITE checking as any found here are not provided
* by the user
*/
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- /* not yet implemented */
-#else
- if ( oc_check_op_no_usermod_attr( mlist->sml_type ) ) {
- Debug( LDAP_DEBUG_ACL, "NoUserMod Operational attribute:"
+ if ( is_at_no_user_mod( mlist->sml_desc->ad_type ) ) {
+ Debug( LDAP_DEBUG_ACL, "acl: no-user-mod %s:"
" modify access granted\n",
- mlist->sml_type, 0, 0 );
+ mlist->sml_desc->ad_cname->bv_val, 0, 0 );
continue;
}
-#endif
switch ( mlist->sml_op ) {
case LDAP_MOD_REPLACE:
char *subjdn, *grpdn = NULL;
char *grpoc;
char *grpat;
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- AttributeDescription *grpad;
+ ObjectClass *grp_oc = NULL;
+ AttributeDescription *grp_ad = NULL;
char *text;
-#else
- char *grpad;
-#endif
int rc;
/* format of string is "group/objectClassValue/groupAttrName" */
grpat = aci_bvstrdup(&bv);
}
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- rc = slap_str2ad( grpat, &grpad, &text );
+ rc = slap_str2ad( grpat, &grp_ad, &text );
if( rc != LDAP_SUCCESS ) {
rc = 0;
goto done;
}
-#else
- grpad = grpat;
-#endif
rc = 0;
+ grp_oc = oc_find( grpoc );
grpdn = (char *)ch_malloc(1024);
- if (grpoc != NULL && grpad != NULL && grpdn != NULL) {
+ if (grp_oc != NULL && grp_ad != NULL && grpdn != NULL) {
string_expand(grpdn, 1024, subjdn, e->e_ndn, matches);
if ( dn_normalize(grpdn) != NULL ) {
- rc = (backend_group(be, e, grpdn, op->o_ndn, grpoc, grpad) == 0);
+ rc = (backend_group(be, e, grpdn, op->o_ndn, grp_oc, grp_ad) == 0);
}
}
done:
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- if( grpad != NULL ) ad_free( grpad, 1 );
-#endif
+ if( grp_ad != NULL ) ad_free( grp_ad, 1 );
ch_free(grpdn);
ch_free(grpat);
ch_free(grpoc);
static int
aci_mask(
Backend *be,
+ Connection *conn,
Operation *op,
Entry *e,
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
AttributeDescription *desc,
-#else
- const char *attr,
-#endif
struct berval *val,
struct berval *aci,
regmatch_t *matches,
{
struct berval bv, perms, sdn;
char *subjdn;
- int rc, i;
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- char *attr;
-#endif
+ int rc;
+ char *attr = desc->ad_cname->bv_val;
/* parse an aci of the form:
oid#scope#action;rights;attr;rights;attr$action;rights;attr;rights;attr#dnType#subjectDN
/* check that the aci family is supported */
if (aci_get_part(aci, 0, '#', &bv) < 0)
return(0);
- for (i = 0; supportedACIMechs[i] != NULL; i++) {
- if (aci_strbvcmp( supportedACIMechs[i], &bv ) == 0)
- break;
- }
- if (supportedACIMechs[i] == NULL)
- return(0);
/* check that the scope is "entry" */
if (aci_get_part(aci, 1, '#', &bv) < 0
return(1);
} else if (aci_strbvcmp( "dnattr", &bv ) == 0) {
- Attribute *at;
char *dnattr = aci_bvstrdup(&sdn);
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- AttributeDescription *dnad;
- char *text;
- rc = slap_str2ad( dnattr, &dnad, &text );
+ Attribute *at;
+ AttributeDescription *ad = NULL;
+ const char *text;
+
+ rc = slap_str2ad( dnattr, &ad, &text );
ch_free( dnattr );
- if ( rc == LDAP_SUCCESS ) {
-#else
- char *dnad = dnattr;
-#endif
- at = attr_find( e->e_attrs, dnad );
-#ifdef SLAPD_SCHEMA_NOT_COMAT
- ad_free( dnad, 1 );
-#else
- ch_free( dnad );
-#endif
- if (at != NULL) {
- bv.bv_val = op->o_ndn;
- bv.bv_len = strlen( bv.bv_val );
-
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- /* not yet implemented */
-#else
- if (value_find( at->a_vals, &bv, at->a_syntax, 3 ) == 0 )
- return(1);
-#endif
+ if( rc != LDAP_SUCCESS ) {
+ return 0;
+ }
+
+ rc = 0;
+
+ bv.bv_val = op->o_ndn;
+ bv.bv_len = strlen( bv.bv_val );
+
+ for(at = attrs_find( e->e_attrs, ad );
+ at != NULL;
+ at = attrs_find( at->a_next, ad ) )
+ {
+ if (value_find( ad, at->a_vals, &bv) == 0 ) {
+ rc = 1;
+ break;
}
-#ifdef SLAPD_SCHEMA_NOT_COMPAT
- } else {
- ad_free( dnad, 1 );
-#endif
}
+ ad_free( ad, 1 );
+ return rc;
+
+
} else if (aci_strbvcmp( "group", &bv ) == 0) {
- if (aci_group_member(&sdn, "groupOfNames", "member", be, e, op, matches))
+ if (aci_group_member(&sdn, SLAPD_GROUP_CLASS, SLAPD_GROUP_ATTR, be, e, op, matches))
return(1);
} else if (aci_strbvcmp( "role", &bv ) == 0) {
- if (aci_group_member(&sdn, "organizationalRole", "roleOccupant", be, e, op, matches))
+ if (aci_group_member(&sdn, SLAPD_ROLE_CLASS, SLAPD_ROLE_ATTR, be, e, op, matches))
return(1);
+
}
return(0);
}
-char *
-get_supported_acimech(
- int index )
-{
- if (index < 0 || index >= (sizeof(supportedACIMechs) / sizeof(char *)))
- return(NULL);
- return(supportedACIMechs[index]);
-}
-
#endif /* SLAPD_ACI_ENABLED */
static void
projects / openldap / blobdiff