MXS-1345: Allow an empty list of functions

The function type rule now accepts an empty list of functions, allowing all functions to be blocked by defining an empty function type rule and setting action=allow.
2017-08-09 13:35:24 +03:00
parent 0d2514b9ce
commit ebe9596966
2 changed files with 7 additions and 0 deletions
--- a/server/modules/filter/dbfwfilter/ruleparser.y
+++ b/server/modules/filter/dbfwfilter/ruleparser.y
@ -114,6 +114,7 @@ mandatory:
    | FWTOK_REGEX FWTOK_QUOTEDSTR {if (!define_regex_rule(scanner, $2)){YYERROR;}}
    | FWTOK_COLUMNS columnlist
    | FWTOK_FUNCTION functionlist
+    | FWTOK_FUNCTION {if (!define_function_rule(scanner, "")){YYERROR;}}
    ;

 columnlist: