]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/aclparse.c
ITS#3846 don't give hashed passwords to SASL, it only wants cleartext.
[openldap] / servers / slapd / aclparse.c
index 5a7184a25ee60a748f6f5445f66d59d546f920e7..b1760206ffa8092121459363cd1a52cedb4aa798 100644 (file)
 #include "lber_pvt.h"
 #include "lutil.h"
 
-static char *style_strings[] = {
+static const char style_base[] = "base";
+char *style_strings[] = {
        "regex",
        "expand",
-       "base",
+       "exact",
        "one",
        "subtree",
        "children",
@@ -438,8 +439,9 @@ parse_acl(
                                                acl_usage();
                                        }
 
-                               } else if ( strcasecmp( left, "attr" ) == 0
-                                               || strcasecmp( left, "attrs" ) == 0 ) {
+                               } else if ( strcasecmp( left, "attr" ) == 0             /* TOLERATED */
+                                               || strcasecmp( left, "attrs" ) == 0 )   /* DOCUMENTED */
+                               {
                                        a->acl_attrs = str2anlist( a->acl_attrs,
                                                right, "," );
                                        if ( a->acl_attrs == NULL ) {
@@ -450,6 +452,8 @@ parse_acl(
                                        }
 
                                } else if ( strncasecmp( left, "val", 3 ) == 0 ) {
+                                       char    *mr;
+                                       
                                        if ( !BER_BVISEMPTY( &a->acl_attrval ) ) {
                                                fprintf( stderr,
                                "%s: line %d: attr val already specified in to clause.\n",
@@ -463,62 +467,121 @@ parse_acl(
                                                        fname, lineno );
                                                acl_usage();
                                        }
+
                                        ber_str2bv( right, 0, 1, &a->acl_attrval );
-                                       if ( style && strcasecmp( style, "regex" ) == 0 ) {
-                                               int e = regcomp( &a->acl_attrval_re, a->acl_attrval.bv_val,
-                                                       REG_EXTENDED | REG_ICASE | REG_NOSUB );
-                                               if ( e ) {
-                                                       char buf[512];
-                                                       regerror( e, &a->acl_attrval_re, buf, sizeof(buf) );
+                                       a->acl_attrval_style = ACL_STYLE_BASE;
+
+                                       mr = strchr( left, '/' );
+                                       if ( mr != NULL ) {
+                                               mr[ 0 ] = '\0';
+                                               mr++;
+
+                                               a->acl_attrval_mr = mr_find( mr );
+                                               if ( a->acl_attrval_mr == NULL ) {
                                                        fprintf( stderr, "%s: line %d: "
-                                                               "regular expression \"%s\" bad because of %s\n",
-                                                               fname, lineno, right, buf );
+                                                               "invalid matching rule \"%s\".\n",
+                                                               fname, lineno, mr );
                                                        acl_usage();
                                                }
-                                               a->acl_attrval_style = ACL_STYLE_REGEX;
-                                       } else {
-                                               /* 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( !mr_usable_with_at( a->acl_attrval_mr, a->acl_attrs[ 0 ].an_desc->ad_type ) )
                                                {
-                                                       if ( !strcasecmp( style, "baseObject" ) ||
-                                                               !strcasecmp( style, "base" ) )
-                                                       {
+                                                       fprintf( stderr, "%s: line %d: "
+                                                               "matching rule \"%s\" use "
+                                                               "with attr \"%s\" not appropriate.\n",
+                                                               fname, lineno, mr,
+                                                               a->acl_attrs[ 0 ].an_name.bv_val );
+                                                       acl_usage();
+                                               }
+                                       }
+                                       
+                                       if ( style != NULL ) {
+                                               if ( strcasecmp( style, "regex" ) == 0 ) {
+                                                       int e = regcomp( &a->acl_attrval_re, a->acl_attrval.bv_val,
+                                                               REG_EXTENDED | REG_ICASE | REG_NOSUB );
+                                                       if ( e ) {
+                                                               char buf[512];
+                                                               regerror( e, &a->acl_attrval_re, buf, sizeof(buf) );
+                                                               fprintf( stderr, "%s: line %d: "
+                                                                       "regular expression \"%s\" bad because of %s\n",
+                                                                       fname, lineno, right, buf );
+                                                               acl_usage();
+                                                       }
+                                                       a->acl_attrval_style = ACL_STYLE_REGEX;
+
+                                               } else {
+                                                       /* FIXME: if the attribute has DN syntax, we might
+                                                        * allow one, subtree and children styles as well */
+                                                       if ( !strcasecmp( style, "base" ) ||
+                                                               !strcasecmp( style, "exact" ) ) {
                                                                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" ) )
+
+                                                       } else if ( a->acl_attrs[0].an_desc->ad_type->
+                                                               sat_syntax == slap_schema.si_syn_distinguishedName )
                                                        {
-                                                               a->acl_attrval_style = ACL_STYLE_SUBTREE;
-                                                       } else if ( !strcasecmp( style, "children" ) ) {
-                                                               a->acl_attrval_style = ACL_STYLE_CHILDREN;
+                                                               struct berval   bv;
+
+                                                               if ( !strcasecmp( style, "baseObject" ) ||
+                                                                       !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;
+                                                               }
+
+                                                               bv = a->acl_attrval;
+                                                               rc = dnNormalize( 0, NULL, NULL, &bv, &a->acl_attrval, NULL );
+                                                               if ( rc != LDAP_SUCCESS ) {
+                                                                       fprintf( stderr, 
+                                                                               "%s: line %d: unable to normalize DN \"%s\" "
+                                                                               "for attributeType \"%s\" (%d).\n",
+                                                                               fname, lineno, bv.bv_val,
+                                                                               a->acl_attrs[0].an_desc->ad_cname.bv_val, rc );
+                                                                       acl_usage();
+                                                               }
+                                                               ber_memfree( bv.bv_val );
+
                                                        } else {
                                                                fprintf( stderr, 
                                                                        "%s: line %d: unknown val.<style> \"%s\" "
-                                                                       "for attributeType \"%s\" with DN syntax; "
-                                                                       "using \"base\"\n",
+                                                                       "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 {
-                                                       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;
+                                       /* Check for appropriate matching rule */
+                                       if ( a->acl_attrval_style != ACL_STYLE_REGEX ) {
+                                               if ( a->acl_attrval_mr == NULL ) {
+                                                       a->acl_attrval_mr = a->acl_attrs[ 0 ].an_desc->ad_type->sat_equality;
+                                               }
+
+                                               if ( a->acl_attrval_mr == NULL ) {
+                                                       fprintf( stderr, "%s: line %d: "
+                                                               "attr \"%s\" must have an EQUALITY matching rule.\n",
+                                                               fname, lineno, a->acl_attrs[ 0 ].an_name.bv_val );
+                                                       acl_usage();
                                                }
                                        }
-                                       
+
                                } else {
                                        fprintf( stderr,
                                                "%s: line %d: expecting <what> got \"%s\"\n",
@@ -532,6 +595,7 @@ parse_acl(
                        {
                                free( a->acl_dn_pat.bv_val );
                                BER_BVZERO( &a->acl_dn_pat );
+                               a->acl_dn_style = ACL_STYLE_REGEX;
                        }
                        
                        if ( !BER_BVISEMPTY( &a->acl_dn_pat ) ||
@@ -690,8 +754,12 @@ parse_acl(
                                        case ACL_STYLE_REGEX:
                                                fprintf( stderr, "%s: line %d: "
                                                        "\"regex\" style implies "
-                                                       "\"expand\" modifier (ignored)\n",
+                                                       "\"expand\" modifier" 
+                                                       SLAPD_CONF_UNKNOWN_IGNORED ".\n",
                                                        fname, lineno );
+#ifdef SLAPD_CONF_UNKNOWN_BAILOUT
+                                               acl_usage();
+#endif /* SLAPD_CONF_UNKNOWN_BAILOUT */
                                                break;
 
                                        case ACL_STYLE_EXPAND:
@@ -700,8 +768,12 @@ parse_acl(
                                                fprintf( stderr, "%s: line %d: "
                                                        "\"expand\" style used "
                                                        "in conjunction with "
-                                                       "\"expand\" modifier (ignored)\n",
+                                                       "\"expand\" modifier"
+                                                       SLAPD_CONF_UNKNOWN_IGNORED ".\n",
                                                        fname, lineno );
+#ifdef SLAPD_CONF_UNKNOWN_BAILOUT
+                                               acl_usage();
+#endif /* SLAPD_CONF_UNKNOWN_BAILOUT */
 #endif
                                                break;
 
@@ -847,7 +919,34 @@ parse_acl(
                                                bdn->a_pat = bv;
                                        }
                                        bdn->a_style = sty;
-                                       bdn->a_expand = expand;
+                                       if ( expand ) {
+                                               char    *exp;
+                                               int     gotit = 0;
+
+                                               for ( exp = strchr( bdn->a_pat.bv_val, '$' );
+                                                               exp && exp - bdn->a_pat.bv_val < bdn->a_pat.bv_len;
+                                                               exp = strchr( exp, '$' ) )
+                                               {
+                                                       if ( isdigit( exp[ 1 ] ) ) {
+                                                               gotit = 1;
+                                                               break;
+                                                       }
+                                               }
+
+                                               if ( gotit == 1 ) {
+                                                       bdn->a_expand = expand;
+
+                                               } else {
+                                                       fprintf( stderr,
+                                                               "%s: line %d: \"expand\" used "
+                                                               "with no expansions in \"pattern\""
+                                                               SLAPD_CONF_UNKNOWN_IGNORED ".\n",
+                                                               fname, lineno );
+#ifdef SLAPD_CONF_UNKNOWN_BAILOUT
+                                                       acl_usage();
+#endif /* SLAPD_CONF_UNKNOWN_BAILOUT */
+                                               } 
+                                       }
                                        if ( sty == ACL_STYLE_SELF ) {
                                                bdn->a_self_level = level;
 
@@ -2010,7 +2109,7 @@ acl_usage( void )
                "<access clause> ::= access to <what> "
                                "[ by <who> <access> [ <control> ] ]+ \n"
                "<what> ::= * | [dn[.<dnstyle>]=<DN>] [filter=<filter>] [attrs=<attrlist>]\n"
-               "<attrlist> ::= <attr> [val[.<attrstyle>]=<value>] | <attr> , <attrlist>\n"
+               "<attrlist> ::= <attr> [val[/matchingRule][.<attrstyle>]=<value>] | <attr> , <attrlist>\n"
                "<attr> ::= <attrname> | entry | children\n",
                "<who> ::= [ * | anonymous | users | self | dn[.<dnstyle>]=<DN> ]\n"
                        "\t[ realanonymous | realusers | realself | realdn[.<dnstyle>]=<DN> ]\n"
@@ -2308,7 +2407,10 @@ dnaccess2text( slap_dn_access *bdn, char *ptr, int is_realdn )
 
        } else {
                ptr = lutil_strcopy( ptr, "dn." );
-               ptr = lutil_strcopy( ptr, style_strings[bdn->a_style] );
+               if ( bdn->a_style == ACL_STYLE_BASE )
+                       ptr = lutil_strcopy( ptr, style_base );
+               else 
+                       ptr = lutil_strcopy( ptr, style_strings[bdn->a_style] );
                if ( bdn->a_style == ACL_STYLE_LEVEL ) {
                        int n = sprintf( ptr, "{%d}", bdn->a_level );
                        if ( n > 0 ) {
@@ -2323,16 +2425,6 @@ dnaccess2text( slap_dn_access *bdn, char *ptr, int is_realdn )
                ptr = lutil_strcopy( ptr, bdn->a_pat.bv_val );
                *ptr++ = '"';
        }
-
-       if ( bdn->a_at != NULL ) {
-               *ptr++ = ' ';
-               if ( is_realdn ) {
-                       ptr = lutil_strcopy( ptr, "real" );
-               }
-               ptr = lutil_strcopy( ptr, "dnattr=" );
-               ptr = lutil_strcopy( ptr, bdn->a_at->ad_cname.bv_val );
-       }
-
        return ptr;
 }
 
@@ -2346,10 +2438,18 @@ access2text( Access *b, char *ptr )
        if ( !BER_BVISEMPTY( &b->a_dn_pat ) ) {
                ptr = dnaccess2text( &b->a_dn, ptr, 0 );
        }
+       if ( b->a_dn_at ) {
+               ptr = lutil_strcopy( ptr, " dnattr=" );
+               ptr = lutil_strcopy( ptr, b->a_dn_at->ad_cname.bv_val );
+       }
 
        if ( !BER_BVISEMPTY( &b->a_realdn_pat ) ) {
                ptr = dnaccess2text( &b->a_realdn, ptr, 1 );
        }
+       if ( b->a_realdn_at ) {
+               ptr = lutil_strcopy( ptr, " realdnattr=" );
+               ptr = lutil_strcopy( ptr, b->a_realdn_at->ad_cname.bv_val );
+       }
 
        if ( !BER_BVISEMPTY( &b->a_group_pat ) ) {
                ptr = lutil_strcopy( ptr, " group/" );
@@ -2367,30 +2467,52 @@ access2text( Access *b, char *ptr )
        }
 
        if ( !BER_BVISEMPTY( &b->a_peername_pat ) ) {
-               ptr = lutil_strcopy( ptr, " peername=\"" );
+               ptr = lutil_strcopy( ptr, " peername" );
+               *ptr++ = '.';
+               ptr = lutil_strcopy( ptr, style_strings[b->a_peername_style] );
+               *ptr++ = '=';
+               *ptr++ = '"';
                ptr = lutil_strcopy( ptr, b->a_peername_pat.bv_val );
                *ptr++ = '"';
        }
 
        if ( !BER_BVISEMPTY( &b->a_sockname_pat ) ) {
-               ptr = lutil_strcopy( ptr, " sockname=\"" );
+               ptr = lutil_strcopy( ptr, " sockname" );
+               *ptr++ = '.';
+               ptr = lutil_strcopy( ptr, style_strings[b->a_sockname_style] );
+               *ptr++ = '=';
+               *ptr++ = '"';
                ptr = lutil_strcopy( ptr, b->a_sockname_pat.bv_val );
                *ptr++ = '"';
        }
 
        if ( !BER_BVISEMPTY( &b->a_domain_pat ) ) {
-               ptr = lutil_strcopy( ptr, " domain=" );
+               ptr = lutil_strcopy( ptr, " domain" );
+               *ptr++ = '.';
+               ptr = lutil_strcopy( ptr, style_strings[b->a_domain_style] );
+               if ( b->a_domain_expand ) {
+                       ptr = lutil_strcopy( ptr, ",expand" );
+               }
+               *ptr++ = '=';
                ptr = lutil_strcopy( ptr, b->a_domain_pat.bv_val );
        }
 
        if ( !BER_BVISEMPTY( &b->a_sockurl_pat ) ) {
-               ptr = lutil_strcopy( ptr, " sockurl=\"" );
+               ptr = lutil_strcopy( ptr, " sockurl" );
+               *ptr++ = '.';
+               ptr = lutil_strcopy( ptr, style_strings[b->a_sockurl_style] );
+               *ptr++ = '=';
+               *ptr++ = '"';
                ptr = lutil_strcopy( ptr, b->a_sockurl_pat.bv_val );
                *ptr++ = '"';
        }
 
        if ( !BER_BVISEMPTY( &b->a_set_pat ) ) {
-               ptr = lutil_strcopy( ptr, " set=\"" );
+               ptr = lutil_strcopy( ptr, " set" );
+               *ptr++ = '.';
+               ptr = lutil_strcopy( ptr, style_strings[b->a_set_style] );
+               *ptr++ = '=';
+               *ptr++ = '"';
                ptr = lutil_strcopy( ptr, b->a_set_pat.bv_val );
                *ptr++ = '"';
        }
@@ -2476,7 +2598,10 @@ acl_unparse( AccessControl *a, struct berval *bv )
        if ( !BER_BVISNULL( &a->acl_dn_pat ) ) {
                to++;
                ptr = lutil_strcopy( ptr, " dn." );
-               ptr = lutil_strcopy( ptr, style_strings[a->acl_dn_style] );
+               if ( a->acl_dn_style == ACL_STYLE_BASE )
+                       ptr = lutil_strcopy( ptr, style_base );
+               else
+                       ptr = lutil_strcopy( ptr, style_strings[a->acl_dn_style] );
                *ptr++ = '=';
                *ptr++ = '"';
                ptr = lutil_strcopy( ptr, a->acl_dn_pat.bv_val );
@@ -2518,7 +2643,12 @@ acl_unparse( AccessControl *a, struct berval *bv )
        if ( !BER_BVISEMPTY( &a->acl_attrval ) ) {
                to++;
                ptr = lutil_strcopy( ptr, " val." );
-               ptr = lutil_strcopy( ptr, style_strings[a->acl_attrval_style] );
+               if ( a->acl_attrval_style == ACL_STYLE_BASE &&
+                       a->acl_attrs[0].an_desc->ad_type->sat_syntax ==
+                               slap_schema.si_syn_distinguishedName )
+                       ptr = lutil_strcopy( ptr, style_base );
+               else
+                       ptr = lutil_strcopy( ptr, style_strings[a->acl_attrval_style] );
                *ptr++ = '=';
                *ptr++ = '"';
                ptr = lutil_strcopy( ptr, a->acl_attrval.bv_val );