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cosmetics: Having the parser in a better shape regarding operators 1/2

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This commit is contained in:
Felipe Zimmerle
2017-01-02 14:33:59 -03:00
committed by Felipe Zimmerle
parent 3a413080f9
commit 9cda4c0be0
12 changed files with 126 additions and 35 deletions
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96
src/parser/seclang-parser.yy
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@@ -95,6 +95,45 @@ class Driver;
#include "src/actions/transformations/remove_whitespace.h"
#include "src/actions/transformations/css_decode.h"
#include "src/operators/begins_with.h"
#include "src/operators/contains.h"
#include "src/operators/contains_word.h"
#include "src/operators/detect_sqli.h"
#include "src/operators/detect_xss.h"
#include "src/operators/ends_with.h"
#include "src/operators/eq.h"
#include "src/operators/fuzzy_hash.h"
#include "src/operators/ge.h"
#include "src/operators/geo_lookup.h"
#include "src/operators/gsblookup.h"
#include "src/operators/gt.h"
#include "src/operators/inspect_file.h"
#include "src/operators/ip_match_f.h"
#include "src/operators/ip_match_from_file.h"
#include "src/operators/ip_match.h"
#include "src/operators/le.h"
#include "src/operators/lt.h"
#include "src/operators/no_match.h"
#include "src/operators/operator.h"
#include "src/operators/pm_f.h"
#include "src/operators/pm_from_file.h"
#include "src/operators/pm.h"
#include "src/operators/rbl.h"
#include "src/operators/rsub.h"
#include "src/operators/rx.h"
#include "src/operators/str_eq.h"
#include "src/operators/str_match.h"
#include "src/operators/unconditional_match.h"
#include "src/operators/validate_byte_range.h"
#include "src/operators/validate_dtd.h"
#include "src/operators/validate_hash.h"
#include "src/operators/validate_schema.h"
#include "src/operators/validate_url_encoding.h"
#include "src/operators/validate_utf8_encoding.h"
#include "src/operators/verify_cc.h"
#include "src/operators/verify_cpf.h"
#include "src/operators/verify_ssn.h"
#include "src/operators/within.h"
#include "modsecurity/audit_log.h"
@@ -364,6 +403,11 @@ using modsecurity::operators::Operator;
%token <std::string> FREE_TEXT
%token <std::string> OPERATOR
%token <std::string> OPERATOR_UNCONDITIONAL_MATCH
%token <std::string> OPERATOR_DETECT_SQLI
%token <std::string> OPERATOR_DETECT_XSS
%token <std::string> OPERATOR_VALIDATE_URL_ENCODING
%token <std::string> OPERATOR_VALIDATE_UTF8_ENCODING
%token <std::string> OPERATOR_GEOIP
%token <std::string> QUOTATION_MARK
%token <std::string> RUN_TIME_VAR_BLD
@@ -392,6 +436,7 @@ using modsecurity::operators::Operator;
%type <std::vector<actions::Action *> *> actions
%type <std::vector<Variable *> *> variables
%type <Operator *> op_before_init
%type <Operator *> op
%type <Variable *> var
@@ -550,28 +595,47 @@ actions:
}
;
op:
OPERATOR
op_before_init
{
Operator *op = Operator::instantiate($1);
$$ = $1;
std::string error;
if (op->init(driver.ref.back(), &error) == false) {
if ($$->init(driver.ref.back(), &error) == false) {
driver.error(@0, error);
YYERROR;
}
$$ = op;
}
;
op_before_init:
OPERATOR
{
$$ = Operator::instantiate($1);
}
| OPERATOR_UNCONDITIONAL_MATCH
{
$$ = new operators::UnconditionalMatch();
}
| OPERATOR_DETECT_SQLI
{
$$ = new operators::DetectSQLi();
}
| OPERATOR_DETECT_XSS
{
$$ = new operators::DetectXSS();
}
| OPERATOR_VALIDATE_URL_ENCODING
{
$$ = new operators::ValidateUrlEncoding();
}
| OPERATOR_VALIDATE_UTF8_ENCODING
{
$$ = new operators::ValidateUtf8Encoding();
}
| OPERATOR_GEOIP
{
#ifdef WITH_GEOIP
Operator *op = Operator::instantiate($1);
std::string error;
if (op->init(driver.ref.back(), &error) == false) {
driver.error(@0, error);
YYERROR;
}
$$ = op;
$$ = $$ = new operators::GeoLookup($1);
#else
std::stringstream ss;
ss << "This version of ModSecurity was not compiled with GeoIP support.";
@@ -584,13 +648,7 @@ op:
std::string text = std::string($1);
text.pop_back();
text.erase(0, 1);
Operator *op = Operator::instantiate("\"@rx " + text + "\"");
std::string error;
if (op->init(driver.ref.back(), &error) == false) {
driver.error(@0, error);
YYERROR;
}
$$ = op;
$$ = new operators::Rx("rx", text);
}
;