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Adds support to the msg action

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This commit is contained in:
Felipe Zimmerle
2015-08-07 01:48:16 -03:00
parent 5fdb5b7d2e
commit f519717bdf
8 changed files with 188 additions and 2 deletions
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24
src/parser/seclang-parser.yy
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@@ -18,6 +18,7 @@ class Driver;
#include "actions/action.h"
#include "actions/set_var.h"
#include "actions/msg.h"
#include "actions/transformations/transformation.h"
#include "operators/operator.h"
#include "rule.h"
@@ -42,6 +43,7 @@ class Driver;
using ModSecurity::actions::Action;
using ModSecurity::actions::SetVar;
using ModSecurity::actions::Msg;
using ModSecurity::actions::transformations::Transformation;
using ModSecurity::operators::Operator;
using ModSecurity::Rule;
@@ -186,6 +188,7 @@ using ModSecurity::Variables::Variable;
%token <std::string> ACTION
%token <std::string> ACTION_SEVERITY
%token <std::string> ACTION_SETVAR
%token <std::string> ACTION_MSG
%token <std::string> TRANSFORMATION
%token <double> CONFIG_VALUE_NUMBER
@@ -643,7 +646,28 @@ actions:
actions->push_back(setVar);
$$ = actions;
}
| actions COMMA ACTION_MSG
{
std::vector<Action *> *a = $1;
Msg *msg = new Msg($3);
a->push_back(msg);
$$ = $1;
}
| SPACE ACTION_MSG
{
std::vector<Action *> *actions = new std::vector<Action *>;
Msg *msg = new Msg($2);
actions->push_back(msg);
$$ = actions;
}
| ACTION_MSG
{
std::vector<Action *> *actions = new std::vector<Action *>;
Msg *msg = new Msg($1);
actions->push_back(msg);
$$ = actions;
}
%%
void

7
src/parser/seclang-scanner.ll
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@@ -23,9 +23,10 @@ using ModSecurity::split;
%}
%option noyywrap nounput batch debug noinput
ACTION (?i:accuracy|allow|append|auditlog|block|capture|chain|ctl|deny|deprecatevar|drop|exec|expirevar|id:[0-9]+|id:'[0-9]+'|initcol|log|logdata|maturity|msg|multiMatch|noauditlog|nolog|pass|pause|phase:[0-9]+|prepend|proxy|redirect:[A-Z0-9_\|\&\:\/\/\.]+|rev|sanitiseArg|sanitiseMatched|sanitiseMatchedBytes|sanitiseRequestHeader|sanitiseResponseHeader|setuid|setrsc|setsid|setenv|skip|skipAfter|status:[0-9]+|tag|ver|xmlns)
ACTION (?i:accuracy|allow|append|auditlog|block|capture|chain|ctl|deny|deprecatevar|drop|exec|expirevar|id:[0-9]+|id:'[0-9]+'|initcol|log|logdata|maturity|multiMatch|noauditlog|nolog|pass|pause|phase:[0-9]+|prepend|proxy|redirect:[A-Z0-9_\|\&\:\/\/\.]+|rev|sanitiseArg|sanitiseMatched|sanitiseMatchedBytes|sanitiseRequestHeader|sanitiseResponseHeader|setuid|setrsc|setsid|setenv|skip|skipAfter|status:[0-9]+|tag|ver|xmlns)
ACTION_SEVERITY (?i:severity:[0-9]+|severity:'[0-9]+'|severity:(EMERGENCY|ALERT|CRITICAL|ERROR|WARNING|NOTICE|INFO|DEBUG)|severity:'(EMERGENCY|ALERT|CRITICAL|ERROR|WARNING|NOTICE|INFO|DEBUG)')
ACTION_SETVAR (?i:setvar)
ACTION_MSG (?i:msg)
DIRECTIVE SecRule
CONFIG_DIRECTIVE SecRequestBodyNoFilesLimit|SecRequestBodyInMemoryLimit|SecPcreMatchLimitRecursion|SecPcreMatchLimit|SecResponseBodyMimeType|SecTmpDir|SecDataDir|SecArgumentSeparator|SecCookieFormat|SecStatusEngine
@@ -154,7 +155,7 @@ FREE_TEXT_NEW_LINE [^\"|\n]+
%{ /* Variables: TIME */ %}
[!|&]?{RUN_TIME_VAR_TIME} { return yy::seclang_parser::make_RUN_TIME_VAR_TIME(yytext, *driver.loc.back()); }
[!|&]?{RUN_TIME_VAR_TIME_DAY} { return yy::seclang_parser::make_RUN_TIME_VAR_TIME_DAY(yytext, *driver.loc.back()); }
[!|&]?[&]?{RUN_TIME_VAR_TIME_EPOCH} { return yy::seclang_parser::make_RUN_TIME_VAR_TIME_EPOCH(yytext, *driver.loc.back()); }
[!|&]?{RUN_TIME_VAR_TIME_EPOCH} { return yy::seclang_parser::make_RUN_TIME_VAR_TIME_EPOCH(yytext, *driver.loc.back()); }
[!|&]?{RUN_TIME_VAR_TIME_HOUR} { return yy::seclang_parser::make_RUN_TIME_VAR_TIME_HOUR(yytext, *driver.loc.back()); }
[!|&]?{RUN_TIME_VAR_TIME_MIN} { return yy::seclang_parser::make_RUN_TIME_VAR_TIME_MIN(yytext, *driver.loc.back()); }
[!|&]?{RUN_TIME_VAR_TIME_MON} { return yy::seclang_parser::make_RUN_TIME_VAR_TIME_MON(yytext, *driver.loc.back()); }
@@ -198,6 +199,8 @@ FREE_TEXT_NEW_LINE [^\"|\n]+
{ACTION_SETVAR}:{FREE_TEXT} {
return yy::seclang_parser::make_ACTION_SETVAR(strchr(yytext, ':') + 1, *driver.loc.back());
}
{ACTION_MSG}:'{FREE_TEXT}' { return yy::seclang_parser::make_ACTION_MSG(strchr(yytext, ':') + 1, *driver.loc.back()); }
["] { return yy::seclang_parser::make_QUOTATION_MARK(*driver.loc.back()); }
[,] { return yy::seclang_parser::make_COMMA(*driver.loc.back()); }
[|] { return yy::seclang_parser::make_PIPE(*driver.loc.back()); }