Ejemplo n.º 1
0
/*
 * update one attribute value per _do_modify
 */
static int
_update_one_per_mod(Slapi_DN *entrySDN,      /* DN of the searched entry */
                    Slapi_Attr *attr,        /* referred attribute */
                    char *attrName,
                    Slapi_DN *origDN,        /* original DN that was modified */
                    char *newRDN,            /* new RDN from modrdn */
                    const char *newsuperior, /* new superior from modrdn */
                    Slapi_PBlock *mod_pb)
{
    LDAPMod attribute1, attribute2;
    LDAPMod *list_of_mods[3];
    char *values_del[2];
    char *values_add[2];
    char *newDN = NULL;
    char **dnParts = NULL;
    char *sval = NULL;
    char *newvalue = NULL;
    char *p = NULL;
    size_t dnlen = 0;
    int rc = 0;

    if (NULL == newRDN && NULL == newsuperior) {
        /* in delete mode */
        /* delete old dn so set that up */
        values_del[0] = (char *)slapi_sdn_get_dn(origDN);
        values_del[1] = NULL;
        attribute1.mod_type = attrName;
        attribute1.mod_op = LDAP_MOD_DELETE;
        attribute1.mod_values = values_del;
        list_of_mods[0] = &attribute1;
        /* terminate list of mods. */
        list_of_mods[1] = NULL;
        rc = _do_modify(mod_pb, entrySDN, list_of_mods);
        if (rc) {
            slapi_log_error( SLAPI_LOG_FATAL, REFERINT_PLUGIN_SUBSYSTEM,
                "_update_one_value: entry %s: deleting \"%s: %s\" failed (%d)"
                "\n", slapi_sdn_get_dn(entrySDN), attrName, slapi_sdn_get_dn(origDN), rc);
        }
    } else {
        /* in modrdn mode */
        const char *superior = NULL;
        int nval = 0;
        Slapi_Value *v = NULL;

        if (NULL == origDN) {
            slapi_log_error(SLAPI_LOG_FATAL, REFERINT_PLUGIN_SUBSYSTEM,
                            "_update_one_value: NULL dn was passed\n");
            goto bail;
        }
        /* need to put together rdn into a dn */
        dnParts = slapi_ldap_explode_dn( slapi_sdn_get_dn(origDN), 0 );
        if (NULL == dnParts) {
            slapi_log_error(SLAPI_LOG_FATAL, REFERINT_PLUGIN_SUBSYSTEM,
                            "_update_one_value: failed to explode dn %s\n",
                            slapi_sdn_get_dn(origDN));
            goto bail;
        }
        if (NULL == newRDN) {
            newRDN = dnParts[0];
        }
        if (newsuperior) {
            superior = newsuperior;
        } else {
            /* do not free superior */
            superior = slapi_dn_find_parent(slapi_sdn_get_dn(origDN));
        }
        /* newRDN and superior are already normalized. */
        newDN = slapi_ch_smprintf("%s,%s", newRDN, superior);
        slapi_dn_ignore_case(newDN);
        /* 
         * Compare the modified dn with the value of 
         * the target attribute of referint to find out
         * the modified dn is the ancestor (case 2) or
         * the value itself (case 1).
         *
         * E.g., 
         * (case 1) 
         * modrdn: uid=A,ou=B,o=C --> uid=A',ou=B',o=C
         *            (origDN)             (newDN)
         * member: uid=A,ou=B,ou=C --> uid=A',ou=B',ou=C
         *            (sval)               (newDN)
         *
         * (case 2) 
         * modrdn: ou=B,o=C --> ou=B',o=C
         *         (origDN)      (newDN)
         * member: uid=A,ou=B,ou=C --> uid=A,ou=B',ou=C
         *         (sval)              (sval' + newDN)
         */
        for (nval = slapi_attr_first_value(attr, &v); nval != -1;
             nval = slapi_attr_next_value(attr, nval, &v)) {
            p = NULL;
            dnlen = 0;

            /* DN syntax, which should be a string */
            sval = slapi_ch_strdup(slapi_value_get_string(v));
            rc = slapi_dn_normalize_case_ext(sval, 0,  &p, &dnlen);
            if (rc == 0) { /* sval is passed in; not terminated */
                *(p + dnlen) = '\0';
                sval = p;
            } else if (rc > 0) {
                slapi_ch_free_string(&sval);
                sval = p;
            }
            /* else: (rc < 0) Ignore the DN normalization error for now. */

            p = PL_strstr(sval, slapi_sdn_get_ndn(origDN));
            if (p == sval) {
                /* (case 1) */
                values_del[0] = sval;
                values_del[1] = NULL;
                attribute1.mod_type = attrName;
                attribute1.mod_op = LDAP_MOD_DELETE;
                attribute1.mod_values = values_del;
                list_of_mods[0] = &attribute1;

                values_add[0] = newDN;
                values_add[1] = NULL;
                attribute2.mod_type = attrName;
                attribute2.mod_op = LDAP_MOD_ADD;
                attribute2.mod_values = values_add;
                list_of_mods[1] = &attribute2;
                list_of_mods[2] = NULL;
                rc = _do_modify(mod_pb, entrySDN, list_of_mods);
                if (rc) {
                    slapi_log_error( SLAPI_LOG_FATAL, REFERINT_PLUGIN_SUBSYSTEM,
                        "_update_one_value: entry %s: replacing \"%s: %s\" "
                        "with \"%s: %s\" failed (%d)\n",
                        slapi_sdn_get_dn(entrySDN), attrName, 
                        slapi_sdn_get_dn(origDN), attrName, newDN, rc);
                }
            } else if (p) {
                char bak;
                /* (case 2) */
                values_del[0] = sval;
                values_del[1] = NULL;
                attribute1.mod_type = attrName;
                attribute1.mod_op = LDAP_MOD_DELETE;
                attribute1.mod_values = values_del;
                list_of_mods[0] = &attribute1;

                bak = *p;
                *p = '\0';
                /* newRDN and superior are already normalized. */
                newvalue = slapi_ch_smprintf("%s%s", sval, newDN);
                *p = bak;
                values_add[0]=newvalue;
                values_add[1]=NULL;
                attribute2.mod_type = attrName;
                attribute2.mod_op = LDAP_MOD_ADD;
                attribute2.mod_values = values_add;
                list_of_mods[1] = &attribute2;
                list_of_mods[2] = NULL;
                rc = _do_modify(mod_pb, entrySDN, list_of_mods);
                if (rc) {
                    slapi_log_error( SLAPI_LOG_FATAL, REFERINT_PLUGIN_SUBSYSTEM,
                        "_update_one_value: entry %s: replacing \"%s: %s\" "
                        "with \"%s: %s\" failed (%d)\n",
                        slapi_sdn_get_dn(entrySDN), attrName, sval, attrName, newvalue, rc);
                }
                slapi_ch_free_string(&newvalue);
            } 
            /* else: value does not include the modified DN.  Ignore it. */
            slapi_ch_free_string(&sval);
        }

        /* cleanup memory allocated for dnParts and newDN */
        if (dnParts){
            slapi_ldap_value_free(dnParts);
            dnParts = NULL;
        }
        slapi_ch_free_string(&newDN);
    }
bail:
    return rc;
}
Ejemplo n.º 2
0
Archivo: config.c Proyecto: leto/389-ds
/*
  See if the given entry has an attribute with the given name and the
  given value; if value is NULL, just test for the presence of the given
  attribute; if value is an empty string (i.e. value[0] == 0),
  the first value in the attribute will be copied into the given buffer
  and returned
*/
static int
entry_has_attr_and_value(Slapi_Entry *e, const char *attrname,
						 char *value, size_t valuebufsize )
{
	int retval = 0;
	Slapi_Attr *attr = 0;
	if (!e || !attrname)
		return retval;

	/* see if the entry has the specified attribute name */
	if (!slapi_entry_attr_find(e, attrname, &attr) && attr)
	{
		/* if value is not null, see if the attribute has that
		   value */
		if (!value)
		{
			retval = 1;
		}
		else
		{
			Slapi_Value *v = 0;
			int index = 0;
			for (index = slapi_attr_first_value(attr, &v);
				 v && (index != -1);
				 index = slapi_attr_next_value(attr, index, &v))
			{
				const char *s = slapi_value_get_string(v);
				if (!s)
					continue;

				if (!*value)
				{
					size_t		len = strlen(s);

					if ( len < valuebufsize )
					{
						strcpy(value, s);
						retval = 1;
					}
					else
					{
						slapi_log_error( SLAPI_LOG_FATAL, "bootstrap config",
								"Ignoring extremely large value for"
								" configuration attribute %s"
								" (length=%ld, value=%40.40s...)\n",
								attrname, len, s );
						retval = 0;	/* value is too large: ignore it */
					}
					break;
				}
				else if (!strcasecmp(s, value))
				{
					retval = 1;
					break;
				}
			}
		}
	}

	return retval;
}
Ejemplo n.º 3
0
void
_ger_get_attrs_rights (
	Slapi_PBlock *gerpb,
	Slapi_Entry *e,
	const char *subjectndn,
	char **attrs,
	char **gerstr,
	size_t *gerstrsize,
	size_t *gerstrcap,
	char **errbuf
	)
{
	int isfirstattr = 1;

	/* gerstr was initially allocated with enough space for one more line */
	_append_gerstr(gerstr, gerstrsize, gerstrcap, "attributeLevelRights: ", NULL);

	/* 
	 * If it's stated attribute list is given,
	 * the first attr in the list should not be empty.
	 * Otherwise, it's considered the list is not given.
	 */
	if (attrs && *attrs && (strlen(*attrs) > 0))
	{
		int i = 0;
		char **allattrs = NULL;
		char **opattrs = NULL;
		char **noexpattrs = NULL; /* attrs not to expose */
		char **myattrs = NULL;
		char **thisattr = NULL;
		int hasstar = charray_inlist(attrs, "*");
		int hasplus = charray_inlist(attrs, "+");
		Slapi_Attr *objclasses = NULL;
		Slapi_ValueSet *objclassvals = NULL;
		int isextensibleobj = 0;

		/* get all attrs available for the entry */
		slapi_entry_attr_find(e, "objectclass", &objclasses);
		if (NULL != objclasses) {
			Slapi_Value *v;
			slapi_attr_get_valueset(objclasses, &objclassvals);
			i = slapi_valueset_first_value(objclassvals, &v);
			if (-1 != i)
			{
				const char *ocname = NULL;
				allattrs = slapi_schema_list_objectclass_attributes(
							(const char *)v->bv.bv_val,
							SLAPI_OC_FLAG_REQUIRED|SLAPI_OC_FLAG_ALLOWED);
				/* check if this entry is an extensble object or not */
				ocname = slapi_value_get_string(v);
				if ( strcasecmp( ocname, "extensibleobject" ) == 0 )
				{
					isextensibleobj = 1;
				}
				/* add "aci" to the allattrs to adjust to do_search */
				charray_add(&allattrs, slapi_attr_syntax_normalize("aci"));
				while (-1 != i)
				{
					i = slapi_valueset_next_value(objclassvals, i, &v);
					if (-1 != i)
					{
						myattrs = slapi_schema_list_objectclass_attributes(
							(const char *)v->bv.bv_val,
							SLAPI_OC_FLAG_REQUIRED|SLAPI_OC_FLAG_ALLOWED);
						/* check if this entry is an extensble object or not */
						ocname = slapi_value_get_string(v);
						if ( strcasecmp( ocname, "extensibleobject" ) == 0 )
						{
							isextensibleobj = 1;
						}
						charray_merge_nodup(&allattrs, myattrs, 1/*copy_strs*/);
						charray_free(myattrs);
					}
				}
			}
			slapi_valueset_free(objclassvals);
		}

		/* get operational attrs */
		opattrs = slapi_schema_list_attribute_names(SLAPI_ATTR_FLAG_OPATTR);
		noexpattrs = slapi_schema_list_attribute_names(SLAPI_ATTR_FLAG_NOEXPOSE);
		/* subtract no expose attrs from opattrs (e.g., unhashed pw) */
		charray_subtract(opattrs, noexpattrs, NULL);

		if (isextensibleobj)
		{
			for ( i = 0; attrs[i]; i++ )
			{
				if ('\0' == *attrs[i]) {
					continue; /* skip an empty attr */
				}
				_ger_get_attr_rights ( gerpb, e, subjectndn, attrs[i], gerstr, 
								gerstrsize, gerstrcap, isfirstattr, errbuf );
				isfirstattr = 0;
			}
		}
		else
		{
			if (hasstar && hasplus)
			{
				GER_GET_ATTR_RIGHTS(allattrs);
				GER_GET_ATTR_RIGHTS(opattrs);
			}
			else if (hasstar)
			{
				GER_GET_ATTR_RIGHTS(allattrs);
				GER_GET_ATTR_RIGHTA_EXT('*', opattrs, allattrs);
			}
			else if (hasplus)
			{
				GER_GET_ATTR_RIGHTS(opattrs);
				GER_GET_ATTR_RIGHTA_EXT('+', allattrs, opattrs);
			}
			else
			{
				for ( i = 0; attrs[i]; i++ )
				{
					if ('\0' == *attrs[i]) {
						continue; /* skip an empty attr */
					}
					if (charray_inlist(noexpattrs, attrs[i]))
					{
						continue;
					}
					else if (charray_inlist(allattrs, attrs[i]) ||
						charray_inlist(opattrs, attrs[i]) ||
						(0 == strcasecmp(attrs[i], "dn")) ||
						(0 == strcasecmp(attrs[i], "distinguishedName")))
					{
						_ger_get_attr_rights ( gerpb, e, subjectndn, attrs[i],
							gerstr, gerstrsize, gerstrcap, isfirstattr, errbuf );
						isfirstattr = 0;
					}
					else
					{
						/* if the attr does not belong to the entry,
						   "<attr>:none" is returned */
						if (!isfirstattr)
						{
							_append_gerstr(gerstr, gerstrsize, gerstrcap, ", ", NULL);
						}
						_append_gerstr(gerstr, gerstrsize, gerstrcap, attrs[i], ":");
						_append_gerstr(gerstr, gerstrsize, gerstrcap, "none", NULL);
						isfirstattr = 0;
					}
				}
			}
		}
		charray_free(allattrs);
		charray_free(opattrs);
	}
	else
	{
		Slapi_Attr *prevattr = NULL, *attr;
		char *type;

		while ( slapi_entry_next_attr ( e, prevattr, &attr ) == 0 )
		{
			if ( ! slapi_attr_flag_is_set (attr, SLAPI_ATTR_FLAG_OPATTR) )
			{
				slapi_attr_get_type ( attr, &type );
				_ger_get_attr_rights ( gerpb, e, subjectndn, type, gerstr,
								gerstrsize, gerstrcap, isfirstattr, errbuf );
				isfirstattr = 0;
			}
			prevattr = attr;
		}
	}

	if ( isfirstattr )
	{
		/* not a single attribute was retrived or specified */
		_append_gerstr(gerstr, gerstrsize, gerstrcap, "*:none", NULL);
	}
	return;
}
Ejemplo n.º 4
0
/*
 * memberof_validate_config()
 *
 * Validate the pending changes in the e entry.
 */
int
memberof_validate_config (Slapi_PBlock *pb, Slapi_Entry* entryBefore, Slapi_Entry* e, 
	int *returncode, char *returntext, void *arg)
{
	Slapi_Attr *memberof_attr = NULL;
	Slapi_Attr *group_attr = NULL;
	Slapi_DN *config_sdn = NULL;
	Slapi_DN **include_dn = NULL;
	Slapi_DN **exclude_dn = NULL;
	char *syntaxoid = NULL;
	char *config_dn = NULL;
	char *skip_nested = NULL;
	char *auto_add_oc = NULL;
	char **entry_scopes = NULL;
	char **entry_exclude_scopes = NULL;
	int not_dn_syntax = 0;
	int num_vals = 0;

	*returncode = LDAP_UNWILLING_TO_PERFORM; /* be pessimistic */

	/* Make sure both the group attr and the memberOf attr
	 * config atributes are supplied.  We don't care about &attr
	 * here, but slapi_entry_attr_find() requires us to pass it. */
	if (!slapi_entry_attr_find(e, MEMBEROF_GROUP_ATTR, &group_attr) &&
		!slapi_entry_attr_find(e, MEMBEROF_ATTR, &memberof_attr))
	{
		Slapi_Attr *test_attr = NULL;
		Slapi_Value *value = NULL;
		int hint = 0;

		/* Loop through each group attribute to see if the syntax is correct. */
		hint = slapi_attr_first_value(group_attr, &value);
		while (value && (not_dn_syntax == 0))
		{
			/* We need to create an attribute to find the syntax. */
			test_attr = slapi_attr_new();
			slapi_attr_init(test_attr, slapi_value_get_string(value));

			/* Get the syntax OID and see if it's the Distinguished Name or
			 * Name and Optional UID syntax. */
			slapi_attr_get_syntax_oid_copy(test_attr, &syntaxoid );
			not_dn_syntax = strcmp(syntaxoid, DN_SYNTAX_OID) & strcmp(syntaxoid, NAME_OPT_UID_SYNTAX_OID);
			slapi_ch_free_string(&syntaxoid);

			/* Print an error if the current attribute is not using the Distinguished
			 * Name syntax, otherwise get the next group attribute. */
			if (not_dn_syntax)
			{
				PR_snprintf(returntext, SLAPI_DSE_RETURNTEXT_SIZE,
					"The %s configuration attribute must be set to "
					"an attribute defined to use either the Distinguished "
					"Name or Name and Optional UID syntax. (illegal value: %s)",
					slapi_value_get_string(value), MEMBEROF_GROUP_ATTR);
			}
			else
			{
				hint = slapi_attr_next_value(group_attr, hint, &value);
			}

			/* Free the group attribute. */
			slapi_attr_free(&test_attr);
		}

		if (not_dn_syntax == 0)
		{
			/* Check the syntax of the memberof attribute. */
			slapi_attr_first_value(memberof_attr, &value);
			test_attr = slapi_attr_new();
			slapi_attr_init(test_attr, slapi_value_get_string(value));
			slapi_attr_get_syntax_oid_copy(test_attr, &syntaxoid );
			not_dn_syntax = strcmp(syntaxoid, DN_SYNTAX_OID);
			slapi_ch_free_string(&syntaxoid);
			slapi_attr_free(&test_attr);

			if (not_dn_syntax)
			{
				PR_snprintf(returntext, SLAPI_DSE_RETURNTEXT_SIZE,
					"The %s configuration attribute must be set to "
					"an attribute defined to use the Distinguished "
					"Name syntax.  (illegal value: %s)",
					slapi_value_get_string(value), MEMBEROF_ATTR);
				goto done;
			}
			else
			{
				*returncode = LDAP_SUCCESS;
			}
		}
	} else {
		PR_snprintf(returntext, SLAPI_DSE_RETURNTEXT_SIZE,
			"The %s and %s configuration attributes must be provided",
			MEMBEROF_GROUP_ATTR, MEMBEROF_ATTR); 
		goto done;
	}

	if ((skip_nested = slapi_entry_attr_get_charptr(e, MEMBEROF_SKIP_NESTED_ATTR))){
		if(strcasecmp(skip_nested, "on") != 0 && strcasecmp(skip_nested, "off") != 0){
			PR_snprintf(returntext, SLAPI_DSE_RETURNTEXT_SIZE,
				"The %s configuration attribute must be set to "
				"\"on\" or \"off\".  (illegal value: %s)",
				MEMBEROF_SKIP_NESTED_ATTR, skip_nested);
			goto done;
		}
	}

	if ((auto_add_oc = slapi_entry_attr_get_charptr(e, MEMBEROF_AUTO_ADD_OC))){
		char *sup = NULL;

		/* Check if the objectclass exists by looking for its superior oc */
		if((sup = slapi_schema_get_superior_name(auto_add_oc)) == NULL){
			PR_snprintf(returntext, SLAPI_DSE_RETURNTEXT_SIZE,
				"The %s configuration attribute must be set to "
				"to an existing objectclass  (unknown: %s)",
				MEMBEROF_AUTO_ADD_OC, auto_add_oc);
			*returncode = LDAP_UNWILLING_TO_PERFORM;
			goto done;
		} else {
			slapi_ch_free_string(&sup);
		}
	}

	if ((config_dn = slapi_entry_attr_get_charptr(e, SLAPI_PLUGIN_SHARED_CONFIG_AREA))){
		/* Now check the shared config attribute, validate it now */

		Slapi_Entry *e = NULL;
		int rc = 0;

		rc = slapi_dn_syntax_check(pb, config_dn, 1);
		if (rc) { /* syntax check failed */
			slapi_log_err(SLAPI_LOG_ERR, MEMBEROF_PLUGIN_SUBSYSTEM, "memberof_validate_config - "
					"%s does not contain a valid DN (%s)\n",
					SLAPI_PLUGIN_SHARED_CONFIG_AREA, config_dn);
			*returncode = LDAP_INVALID_DN_SYNTAX;
			goto done;
		}
		config_sdn = slapi_sdn_new_dn_byval(config_dn);

		slapi_search_internal_get_entry(config_sdn, NULL, &e, memberof_get_plugin_id());
		if(e){
			slapi_entry_free(e);
			*returncode = LDAP_SUCCESS;
		} else {
			/* config area does not exist! */
			PR_snprintf(returntext, SLAPI_DSE_RETURNTEXT_SIZE,
								"The %s configuration attribute points to an entry that  "
								"can not be found.  (%s)",
								SLAPI_PLUGIN_SHARED_CONFIG_AREA, config_dn);
			*returncode = LDAP_UNWILLING_TO_PERFORM;
		}
	}
	/*
	 * Check the entry scopes
	 */
	entry_scopes = slapi_entry_attr_get_charray_ext(e, MEMBEROF_ENTRY_SCOPE_ATTR, &num_vals);
	if(entry_scopes){
		int i = 0;

		/* Validate the syntax before we create our DN array */
		for (i = 0;i < num_vals; i++){
			if(slapi_dn_syntax_check(pb, entry_scopes[i], 1)){
				/* invalid dn syntax */
				PR_snprintf(returntext, SLAPI_DSE_RETURNTEXT_SIZE,
					"%s: Invalid DN (%s) for include suffix.",
					MEMBEROF_PLUGIN_SUBSYSTEM, entry_scopes[i]);
				slapi_ch_array_free(entry_scopes);
				entry_scopes = NULL;
				theConfig.entryScopeCount = 0;
				*returncode = LDAP_UNWILLING_TO_PERFORM;
				goto done;
			}
		}
		/* Now create our SDN array for conflict checking */
		include_dn = (Slapi_DN **)slapi_ch_calloc(sizeof(Slapi_DN *), num_vals+1);
		for (i = 0;i < num_vals; i++){
			include_dn[i] = slapi_sdn_new_dn_passin(entry_scopes[i]);
		}
	}
	/*
	 * Check and process the entry exclude scopes
	 */
	entry_exclude_scopes =
		slapi_entry_attr_get_charray_ext(e, MEMBEROF_ENTRY_SCOPE_EXCLUDE_SUBTREE, &num_vals);
	if(entry_exclude_scopes){
		int i = 0;

		/* Validate the syntax before we create our DN array */
		for (i = 0;i < num_vals; i++){
			if(slapi_dn_syntax_check(pb, entry_exclude_scopes[i], 1)){
				/* invalid dn syntax */
				PR_snprintf(returntext, SLAPI_DSE_RETURNTEXT_SIZE,
					"%s: Invalid DN (%s) for exclude suffix.",
					MEMBEROF_PLUGIN_SUBSYSTEM, entry_exclude_scopes[i]);
				slapi_ch_array_free(entry_exclude_scopes);
				entry_exclude_scopes = NULL;
				*returncode = LDAP_UNWILLING_TO_PERFORM;
				goto done;
			}
		}
		/* Now create our SDN array for conflict checking */
		exclude_dn = (Slapi_DN **)slapi_ch_calloc(sizeof(Slapi_DN *),num_vals+1);
		for (i = 0;i < num_vals; i++){
			exclude_dn[i] = slapi_sdn_new_dn_passin(entry_exclude_scopes[i]);
		}
	}
	/*
	 * Need to do conflict checking
	 */
	if(include_dn && exclude_dn){
		/*
		 * Make sure we haven't mixed the same suffix, and there are no
		 * conflicts between the includes and excludes
		 */
		int i = 0;

		while(include_dn[i]){
			int x = 0;
			while(exclude_dn[x]){
				if(slapi_sdn_compare(include_dn[i], exclude_dn[x] ) == 0)
				{
					/* we have a conflict */
					PR_snprintf(returntext, SLAPI_DSE_RETURNTEXT_SIZE,
						"%s: include suffix (%s) is also listed as an exclude suffix list",
						MEMBEROF_PLUGIN_SUBSYSTEM, slapi_sdn_get_dn(include_dn[i]));
					*returncode = LDAP_UNWILLING_TO_PERFORM;
					goto done;
			   }
			   x++;
			}
			i++;
		}

		/* Check for parent/child conflicts */
		i = 0;
		while(include_dn[i]){
			int x = 0;
			while(exclude_dn[x]){
				if(slapi_sdn_issuffix(include_dn[i], exclude_dn[x]))
				{
					/* we have a conflict */
					PR_snprintf(returntext, SLAPI_DSE_RETURNTEXT_SIZE,
						"%s: include suffix (%s) is a child of the exclude suffix(%s)",
						MEMBEROF_PLUGIN_SUBSYSTEM,
						slapi_sdn_get_dn(include_dn[i]),
						slapi_sdn_get_dn(exclude_dn[i]));
					*returncode = LDAP_UNWILLING_TO_PERFORM;
					goto done;
			   }
			   x++;
			}
			i++;
		}
	}

done:
	memberof_free_scope(exclude_dn, &num_vals);
	memberof_free_scope(include_dn,	&num_vals);
	slapi_ch_free((void**)&entry_scopes);
	slapi_ch_free((void**)&entry_exclude_scopes);
	slapi_sdn_free(&config_sdn);
	slapi_ch_free_string(&config_dn);
	slapi_ch_free_string(&skip_nested);
	slapi_ch_free_string(&auto_add_oc);

	if (*returncode != LDAP_SUCCESS)
	{
		return SLAPI_DSE_CALLBACK_ERROR;
	}
	else
	{
		return SLAPI_DSE_CALLBACK_OK;
	}
}
Ejemplo n.º 5
0
int ipapwd_getPolicy(const char *dn,
                     Slapi_Entry *target,
                     struct ipapwd_policy *policy)
{
    const char *krbPwdPolicyReference;
    char *pdn = NULL;
    Slapi_PBlock *pb = NULL;
    char *attrs[] = { "krbMaxPwdLife", "krbMinPwdLife",
                      "krbPwdMinDiffChars", "krbPwdMinLength",
                      "krbPwdHistoryLength", NULL};
    Slapi_Entry **es = NULL;
    Slapi_Entry *pe = NULL;
    int ret, res, scope, i;
    int buffer_flags=0;
    Slapi_ValueSet* results = NULL;
    char *actual_type_name = NULL;

    LOG_TRACE("Searching policy for [%s]\n", dn);

    pwd_get_values(target, "krbPwdPolicyReference",
                   &results, &actual_type_name, &buffer_flags);
    if (results) {
        Slapi_Value *sv;
        slapi_valueset_first_value(results, &sv);
        krbPwdPolicyReference = slapi_value_get_string(sv);
        pdn = slapi_ch_strdup(krbPwdPolicyReference);
    } else {
        /* Fallback to hardcoded value */
        pdn = slapi_ch_smprintf("cn=global_policy,%s", ipa_realm_dn);
    }
    if (pdn == NULL) {
        LOG_OOM();
        ret = -1;
        goto done;
    }
    LOG_TRACE("Using policy at [%s]\n", pdn);
    scope = LDAP_SCOPE_BASE;

    pb = slapi_pblock_new();
    slapi_search_internal_set_pb(pb,
                                 pdn, scope,
                                 "(objectClass=krbPwdPolicy)",
                                 attrs, 0,
                                 NULL, /* Controls */
                                 NULL, /* UniqueID */
                                 ipapwd_plugin_id,
                                 0); /* Flags */

    /* do search the tree */
    ret = slapi_search_internal_pb(pb);
    slapi_pblock_get(pb, SLAPI_PLUGIN_INTOP_RESULT, &res);
    if (ret == -1 || res != LDAP_SUCCESS) {
        LOG_FATAL("Couldn't find policy, err (%d)\n", res ? res : ret);
        ret = -1;
        goto done;
    }

    /* get entries */
    slapi_pblock_get(pb, SLAPI_PLUGIN_INTOP_SEARCH_ENTRIES, &es);
    if (!es) {
        LOG_TRACE("No entries ?!");
        ret = -1;
        goto done;
    }

    /* count entries */
    for (i = 0; es[i]; i++) /* count */ ;

    /* if there is only one, return that */
    if (i == 1) {
        pe = es[0];
    } else {
        LOG_TRACE("Multiple entries from a base search ?!");
        ret = -1;
        goto done;
    }

    /* read data out of policy object */
    policy->min_pwd_life = slapi_entry_attr_get_int(pe, "krbMinPwdLife");

    policy->max_pwd_life = slapi_entry_attr_get_int(pe, "krbMaxPwdLife");

    policy->min_pwd_length = slapi_entry_attr_get_int(pe, "krbPwdMinLength");

    policy->history_length = slapi_entry_attr_get_int(pe,
                                                      "krbPwdHistoryLength");

    policy->min_complexity = slapi_entry_attr_get_int(pe,
                                                      "krbPwdMinDiffChars");

    ret = 0;

done:
    if (results) {
        pwd_values_free(&results, &actual_type_name, buffer_flags);
    }
    if (pb) {
        slapi_free_search_results_internal(pb);
        slapi_pblock_destroy(pb);
    }
    slapi_ch_free_string(&pdn);
    return ret;
}