mirror of
https://github.com/owasp-modsecurity/ModSecurity.git
synced 2025-08-13 21:36:00 +03:00
Refactoring: Splits Rule into Rule and RuleWithActions
This commit is contained in:
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43f8aee6b6
commit
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@ -32,6 +32,7 @@
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namespace modsecurity {
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class Transaction;
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class Rule;
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class RuleWithActions;
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namespace actions {
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@ -59,8 +60,8 @@ class Action {
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virtual std::string evaluate(const std::string &exp,
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Transaction *transaction);
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virtual bool evaluate(Rule *rule, Transaction *transaction);
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virtual bool evaluate(Rule *rule, Transaction *transaction,
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virtual bool evaluate(RuleWithActions *rule, Transaction *transaction);
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virtual bool evaluate(RuleWithActions *rule, Transaction *transaction,
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std::shared_ptr<RuleMessage> ruleMessage) {
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return evaluate(rule, transaction);
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}
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@ -60,6 +60,8 @@ using TransformationResults = std::list<TransformationResult>;
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using Transformation = actions::transformations::Transformation;
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using Transformations = std::vector<Transformation *>;
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using Actions = std::vector<actions::Action *>;
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using Tags = std::vector<actions::Tag *>;
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using SetVars = std::vector<actions::SetVar *>;
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using MatchActions = std::vector<actions::Action *>;
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@ -137,49 +139,21 @@ class RuleMarker : public RuleBase {
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};
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class Rule : public RuleBase {
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class RuleWithActions : public RuleBase {
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public:
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Rule(operators::Operator *op,
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variables::Variables *variables,
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std::vector<actions::Action *> *actions,
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Transformations *transformations,
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std::unique_ptr<std::string> fileName,
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int lineNumber);
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explicit Rule(const std::string &marker,
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std::unique_ptr<std::string> fileName,
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int lineNumber);
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virtual ~Rule();
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RuleWithActions(
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Actions *a,
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Transformations *t,
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std::unique_ptr<std::string> fileName,
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int lineNumber);
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virtual bool evaluate(Transaction *transaction,
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std::shared_ptr<RuleMessage> rm) override;
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~RuleWithActions();
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void organizeActions(std::vector<actions::Action *> *actions);
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void cleanUpActions();
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void executeAction(Transaction *trans,
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bool containsBlock, std::shared_ptr<RuleMessage> ruleMessage,
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actions::Action *a, bool context);
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void getVariablesExceptions(Transaction *t,
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variables::Variables *exclusion, variables::Variables *addition);
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inline void getFinalVars(variables::Variables *vars,
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variables::Variables *eclusion, Transaction *trans);
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void executeActionsAfterFullMatch(Transaction *trasn,
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bool containsDisruptive, std::shared_ptr<RuleMessage> ruleMessage);
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bool executeOperatorAt(Transaction *trasn, const std::string &key,
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std::string value, std::shared_ptr<RuleMessage> rm);
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void executeActionsIndependentOfChainedRuleResult(Transaction *trasn,
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bool *b, std::shared_ptr<RuleMessage> ruleMessage);
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static inline void updateMatchedVars(Transaction *trasn, const std::string &key,
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const std::string &value);
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static inline void cleanMatchedVars(Transaction *trasn);
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std::vector<actions::Action *> getActionsByName(const std::string& name,
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Transaction *t);
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bool containsTag(const std::string& name, Transaction *t);
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bool containsMsg(const std::string& name, Transaction *t);
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bool containsBlock,
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std::shared_ptr<RuleMessage> ruleMessage,
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actions::Action *a,
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bool context);
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void executeTransformations(
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Transaction *trasn, const std::string &value, TransformationResults &ret);
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@ -191,15 +165,22 @@ class Rule : public RuleBase {
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std::string *path,
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int *nth) const;
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void executeActionsIndependentOfChainedRuleResult(Transaction *trasn,
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bool *b, std::shared_ptr<RuleMessage> ruleMessage);
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void executeActionsAfterFullMatch(Transaction *trasn,
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bool containsDisruptive, std::shared_ptr<RuleMessage> ruleMessage);
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inline bool isUnconditional() const { return m_operator == NULL; }
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std::vector<actions::Action *> getActionsByName(const std::string& name,
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Transaction *t);
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bool containsTag(const std::string& name, Transaction *t);
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bool containsMsg(const std::string& name, Transaction *t);
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inline bool isChained() const { return m_isChained == true; }
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inline bool hasCaptureAction() const { return m_containsCaptureAction == true; }
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inline void setChained(bool b) { m_isChained = b; }
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inline bool hasDisruptiveAction() const { return m_disruptiveAction != NULL; }
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inline bool hasBlockAction() const { return m_containsStaticBlockAction == true; }
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inline bool hasMultimatch() const { return m_containsMultiMatchAction == true; }
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inline bool hasLogData() const { return m_logData != NULL; }
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std::string logData(Transaction *t);
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@ -208,27 +189,14 @@ class Rule : public RuleBase {
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inline bool hasSeverity() const { return m_severity != NULL; }
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int severity() const;
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std::string getOperatorName() const;
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int64_t m_ruleId;
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virtual std::string getReference() override {
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return std::to_string(m_ruleId);
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}
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std::unique_ptr<Rule> m_chainedRuleChild;
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Rule *m_chainedRuleParent;
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std::string m_marker;
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std::string m_rev;
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std::string m_ver;
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int m_accuracy;
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int m_maturity;
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private:
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modsecurity::variables::Variables *m_variables;
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operators::Operator *m_operator;
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int64_t m_ruleId;
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private:
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/* actions */
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actions::Action *m_disruptiveAction;
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actions::LogData *m_logData;
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@ -245,11 +213,51 @@ class Rule : public RuleBase {
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bool m_containsMultiMatchAction:1;
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bool m_containsStaticBlockAction:1;
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bool m_isChained:1;
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bool m_isSecMarker:1;
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};
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class Rule : public RuleWithActions {
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public:
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Rule(operators::Operator *op,
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variables::Variables *variables,
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std::vector<actions::Action *> *actions,
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Transformations *transformations,
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std::unique_ptr<std::string> fileName,
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int lineNumber);
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virtual ~Rule();
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bool evaluate(Transaction *transaction,
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std::shared_ptr<RuleMessage> rm) override;
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void getVariablesExceptions(Transaction *t,
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variables::Variables *exclusion, variables::Variables *addition);
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inline void getFinalVars(variables::Variables *vars,
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variables::Variables *eclusion, Transaction *trans);
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bool executeOperatorAt(Transaction *trasn, const std::string &key,
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std::string value, std::shared_ptr<RuleMessage> rm);
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static void updateMatchedVars(Transaction *trasn, const std::string &key,
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const std::string &value);
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static void cleanMatchedVars(Transaction *trasn);
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inline bool isUnconditional() const { return m_operator == NULL; }
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std::string getOperatorName() const;
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virtual std::string getReference() override {
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return std::to_string(m_ruleId);
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}
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std::unique_ptr<Rule> m_chainedRuleChild;
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Rule *m_chainedRuleParent;
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private:
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modsecurity::variables::Variables *m_variables;
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operators::Operator *m_operator;
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bool m_unconditional:1;
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};
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} // namespace modsecurity
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@ -39,7 +39,7 @@ bool Accuracy::init(std::string *error) {
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}
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bool Accuracy::evaluate(Rule *rule, Transaction *transaction) {
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bool Accuracy::evaluate(RuleWithActions *rule, Transaction *transaction) {
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rule->m_accuracy = m_accuracy;
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return true;
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}
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@ -33,7 +33,7 @@ class Accuracy : public Action {
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: Action(action, ConfigurationKind),
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m_accuracy(0) { }
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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bool init(std::string *error) override;
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private:
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@ -51,7 +51,7 @@ std::string Action::evaluate(const std::string &value,
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}
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bool Action::evaluate(Rule *rule, Transaction *transaction) {
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bool Action::evaluate(RuleWithActions *rule, Transaction *transaction) {
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return true;
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}
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@ -27,7 +27,7 @@ namespace modsecurity {
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namespace actions {
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bool AuditLog::evaluate(Rule *rule, Transaction *transaction,
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bool AuditLog::evaluate(RuleWithActions *rule, Transaction *transaction,
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std::shared_ptr<RuleMessage> rm) {
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rm->m_noAuditLog = false;
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ms_dbg_a(transaction, 9, "Saving transaction to logs");
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@ -35,7 +35,7 @@ class AuditLog : public Action {
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explicit AuditLog(const std::string &action)
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: Action(action, RunTimeOnlyIfMatchKind) { }
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bool evaluate(Rule *rule, Transaction *transaction,
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bool evaluate(RuleWithActions *rule, Transaction *transaction,
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std::shared_ptr<RuleMessage> rm) override;
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};
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@ -29,7 +29,7 @@ namespace modsecurity {
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namespace actions {
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bool Block::evaluate(Rule *rule, Transaction *transaction,
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bool Block::evaluate(RuleWithActions *rule, Transaction *transaction,
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std::shared_ptr<RuleMessage> rm) {
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ms_dbg_a(transaction, 8, "Marking request as disruptive.");
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@ -35,7 +35,7 @@ class Block : public Action {
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public:
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explicit Block(const std::string &action) : Action(action) { }
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bool evaluate(Rule *rule, Transaction *transaction,
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bool evaluate(RuleWithActions *rule, Transaction *transaction,
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std::shared_ptr<RuleMessage> rm) override;
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};
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@ -32,7 +32,7 @@ namespace modsecurity {
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namespace actions {
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bool Capture::evaluate(Rule *rule, Transaction *transaction) {
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bool Capture::evaluate(RuleWithActions *rule, Transaction *transaction) {
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return true;
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}
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@ -31,7 +31,7 @@ class Capture : public Action {
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explicit Capture(const std::string &action)
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: Action(action, RunTimeOnlyIfMatchKind) { }
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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};
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@ -25,7 +25,7 @@ namespace modsecurity {
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namespace actions {
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bool Chain::evaluate(Rule *rule, Transaction *transaction) {
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bool Chain::evaluate(RuleWithActions *rule, Transaction *transaction) {
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rule->setChained(true);
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return true;
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}
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@ -35,7 +35,7 @@ class Chain : public Action {
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explicit Chain(const std::string &action)
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: Action(action, ConfigurationKind) { }
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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};
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} // namespace actions
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@ -38,7 +38,7 @@ bool AuditLogParts::init(std::string *error) {
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return true;
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}
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bool AuditLogParts::evaluate(Rule *rule, Transaction *transaction) {
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bool AuditLogParts::evaluate(RuleWithActions *rule, Transaction *transaction) {
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transaction->m_auditLogModifier.push_back(
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std::make_pair(mPartsAction, mParts));
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return true;
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@ -33,7 +33,7 @@ class AuditLogParts : public Action {
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mPartsAction(0),
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mParts("") { }
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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bool init(std::string *error) override;
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protected:
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@ -42,7 +42,7 @@ bool RequestBodyAccess::init(std::string *error) {
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return true;
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}
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bool RequestBodyAccess::evaluate(Rule *rule, Transaction *transaction) {
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bool RequestBodyAccess::evaluate(RuleWithActions *rule, Transaction *transaction) {
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if (m_request_body_access) {
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transaction->m_requestBodyAccess = RulesSetProperties::TrueConfigBoolean;
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} else {
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@ -34,7 +34,7 @@ class RequestBodyAccess : public Action {
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m_request_body_access(false) { }
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bool init(std::string *error) override;
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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bool m_request_body_access;
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};
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@ -25,7 +25,7 @@ namespace actions {
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namespace ctl {
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bool RequestBodyProcessorJSON::evaluate(Rule *rule,
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bool RequestBodyProcessorJSON::evaluate(RuleWithActions *rule,
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Transaction *transaction) {
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transaction->m_requestBodyProcessor = Transaction::JSONRequestBody;
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transaction->m_variableReqbodyProcessor.set("JSON",
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@ -31,7 +31,7 @@ class RequestBodyProcessorJSON : public Action {
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explicit RequestBodyProcessorJSON(const std::string &action)
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: Action(action, RunTimeOnlyIfMatchKind) { }
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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};
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@ -25,7 +25,7 @@ namespace actions {
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namespace ctl {
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bool RequestBodyProcessorURLENCODED::evaluate(Rule *rule,
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bool RequestBodyProcessorURLENCODED::evaluate(RuleWithActions *rule,
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Transaction *transaction) {
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transaction->m_requestBodyType = Transaction::WWWFormUrlEncoded;
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transaction->m_variableReqbodyProcessor.set("URLENCODED",
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@ -31,7 +31,7 @@ class RequestBodyProcessorURLENCODED : public Action {
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explicit RequestBodyProcessorURLENCODED(const std::string &action)
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: Action(action, RunTimeOnlyIfMatchKind) { }
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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};
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@ -25,7 +25,7 @@ namespace actions {
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namespace ctl {
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bool RequestBodyProcessorXML::evaluate(Rule *rule,
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bool RequestBodyProcessorXML::evaluate(RuleWithActions *rule,
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Transaction *transaction) {
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transaction->m_requestBodyProcessor = Transaction::XMLRequestBody;
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transaction->m_variableReqbodyProcessor.set("XML",
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@ -31,7 +31,7 @@ class RequestBodyProcessorXML : public Action {
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explicit RequestBodyProcessorXML(const std::string &action)
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: Action(action, RunTimeOnlyIfMatchKind) { }
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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};
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@ -45,7 +45,7 @@ bool RuleEngine::init(std::string *error) {
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return true;
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}
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bool RuleEngine::evaluate(Rule *rule, Transaction *transaction) {
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bool RuleEngine::evaluate(RuleWithActions *rule, Transaction *transaction) {
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std::stringstream a;
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a << "Setting SecRuleEngine to ";
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a << modsecurity::RulesSetProperties::ruleEngineStateString(m_ruleEngine);
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@ -35,7 +35,7 @@ class RuleEngine : public Action {
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m_ruleEngine(RulesSetProperties::PropertyNotSetRuleEngine) { }
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bool init(std::string *error) override;
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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RulesSetProperties::RuleEngine m_ruleEngine;
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};
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@ -83,7 +83,7 @@ bool RuleRemoveById::init(std::string *error) {
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return false;
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}
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bool RuleRemoveById::evaluate(Rule *rule, Transaction *transaction) {
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bool RuleRemoveById::evaluate(RuleWithActions *rule, Transaction *transaction) {
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for (auto &i : m_ids) {
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transaction->m_ruleRemoveById.push_back(i);
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}
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@ -33,7 +33,7 @@ class RuleRemoveById : public Action {
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: Action(action, RunTimeOnlyIfMatchKind) { }
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bool init(std::string *error) override;
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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std::list<std::pair<int, int> > m_ranges;
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std::list<int> m_ids;
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@ -32,7 +32,7 @@ bool RuleRemoveByTag::init(std::string *error) {
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return true;
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}
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bool RuleRemoveByTag::evaluate(Rule *rule, Transaction *transaction) {
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bool RuleRemoveByTag::evaluate(RuleWithActions *rule, Transaction *transaction) {
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transaction->m_ruleRemoveByTag.push_back(m_tag);
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return true;
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}
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@ -34,7 +34,7 @@ class RuleRemoveByTag : public Action {
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m_tag("") { }
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bool init(std::string *error) override;
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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std::string m_tag;
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};
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@ -51,7 +51,7 @@ bool RuleRemoveTargetById::init(std::string *error) {
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return true;
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}
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bool RuleRemoveTargetById::evaluate(Rule *rule, Transaction *transaction) {
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bool RuleRemoveTargetById::evaluate(RuleWithActions *rule, Transaction *transaction) {
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transaction->m_ruleRemoveTargetById.push_back(
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std::make_pair(m_id, m_target));
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return true;
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@ -35,7 +35,7 @@ class RuleRemoveTargetById : public Action {
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m_target("") { }
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bool init(std::string *error) override;
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bool evaluate(Rule *rule, Transaction *transaction) override;
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bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
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int m_id;
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std::string m_target;
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@ -44,7 +44,7 @@ bool RuleRemoveTargetByTag::init(std::string *error) {
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return true;
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}
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bool RuleRemoveTargetByTag::evaluate(Rule *rule, Transaction *transaction) {
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bool RuleRemoveTargetByTag::evaluate(RuleWithActions *rule, Transaction *transaction) {
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transaction->m_ruleRemoveTargetByTag.push_back(
|
||||
std::make_pair(m_tag, m_target));
|
||||
return true;
|
||||
|
@ -33,7 +33,7 @@ class RuleRemoveTargetByTag : public Action {
|
||||
: Action(action, RunTimeOnlyIfMatchKind) { }
|
||||
|
||||
bool init(std::string *error) override;
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
|
||||
std::string m_tag;
|
||||
std::string m_target;
|
||||
|
@ -38,7 +38,7 @@ bool Status::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool Status::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool Status::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
transaction->m_it.status = m_status;
|
||||
return true;
|
||||
|
@ -37,7 +37,7 @@ class Status : public Action {
|
||||
m_status(0) { }
|
||||
|
||||
bool init(std::string *error) override;
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
|
||||
int m_status;
|
||||
|
@ -49,7 +49,7 @@ bool Allow::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool Allow::evaluate(Rule *rule, Transaction *transaction) {
|
||||
bool Allow::evaluate(RuleWithActions *rule, Transaction *transaction) {
|
||||
ms_dbg_a(transaction, 4, "Dropping the evaluation of upcoming rules " \
|
||||
"in favor of an `allow' action of type: " \
|
||||
+ allowTypeToName(m_allowType));
|
||||
|
@ -59,7 +59,7 @@ class Allow : public Action {
|
||||
|
||||
|
||||
bool init(std::string *error) override;
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
bool isDisruptive() override { return true; }
|
||||
|
||||
AllowType m_allowType;
|
||||
|
@ -28,7 +28,7 @@ namespace actions {
|
||||
namespace disruptive {
|
||||
|
||||
|
||||
bool Deny::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool Deny::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
ms_dbg_a(transaction, 8, "Running action deny");
|
||||
|
||||
|
@ -33,7 +33,7 @@ class Deny : public Action {
|
||||
public:
|
||||
explicit Deny(const std::string &action) : Action(action) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
bool isDisruptive() override { return true; }
|
||||
};
|
||||
|
@ -32,7 +32,7 @@ namespace actions {
|
||||
namespace disruptive {
|
||||
|
||||
|
||||
bool Drop::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool Drop::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
ms_dbg_a(transaction, 8, "Running action drop " \
|
||||
"[executing deny instead of drop.]");
|
||||
|
@ -32,7 +32,7 @@ class Drop : public Action {
|
||||
public:
|
||||
explicit Drop(const std::string &action) : Action(action) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
bool isDisruptive() override { return true; }
|
||||
};
|
||||
|
@ -29,7 +29,7 @@ namespace actions {
|
||||
namespace disruptive {
|
||||
|
||||
|
||||
bool Pass::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool Pass::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
intervention::free(&transaction->m_it);
|
||||
intervention::reset(&transaction->m_it);
|
||||
|
@ -31,7 +31,7 @@ class Pass : public Action {
|
||||
public:
|
||||
explicit Pass(const std::string &action) : Action(action) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
bool isDisruptive() override { return true; }
|
||||
};
|
||||
|
@ -34,7 +34,7 @@ bool Redirect::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool Redirect::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool Redirect::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
std::string m_urlExpanded(m_string->evaluate(transaction));
|
||||
/* if it was changed before, lets keep it. */
|
||||
|
@ -46,7 +46,7 @@ class Redirect : public Action {
|
||||
m_status(0),
|
||||
m_string(std::move(z)) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
bool init(std::string *error) override;
|
||||
bool isDisruptive() override { return true; }
|
||||
|
@ -49,7 +49,7 @@ bool Exec::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool Exec::evaluate(Rule *rule, Transaction *t) {
|
||||
bool Exec::evaluate(RuleWithActions *rule, Transaction *t) {
|
||||
ms_dbg_a(t, 8, "Running script... " + m_script);
|
||||
m_lua.run(t);
|
||||
return true;
|
||||
|
@ -36,7 +36,7 @@ class Exec : public Action {
|
||||
|
||||
~Exec() { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
bool init(std::string *error) override;
|
||||
|
||||
private:
|
||||
|
@ -54,7 +54,7 @@ bool InitCol::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool InitCol::evaluate(Rule *rule, Transaction *t) {
|
||||
bool InitCol::evaluate(RuleWithActions *rule, Transaction *t) {
|
||||
std::string collectionName(m_string->evaluate(t));
|
||||
|
||||
if (m_collection_key == "ip") {
|
||||
|
@ -38,7 +38,7 @@ class InitCol : public Action {
|
||||
: Action(action, RunTimeOnlyIfMatchKind),
|
||||
m_string(std::move(z)) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
bool init(std::string *error) override;
|
||||
private:
|
||||
std::string m_collection_key;
|
||||
|
@ -28,7 +28,7 @@ namespace modsecurity {
|
||||
namespace actions {
|
||||
|
||||
|
||||
bool Log::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool Log::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
ms_dbg_a(transaction, 9, "Saving transaction to logs");
|
||||
rm->m_saveMessage = true;
|
||||
|
@ -33,7 +33,7 @@ class Log : public Action {
|
||||
explicit Log(const std::string &action)
|
||||
: Action(action, RunTimeOnlyIfMatchKind) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
};
|
||||
|
||||
|
@ -29,7 +29,7 @@ namespace modsecurity {
|
||||
namespace actions {
|
||||
|
||||
|
||||
bool LogData::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool LogData::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
rm->m_data = data(transaction);
|
||||
|
||||
|
@ -39,7 +39,7 @@ class LogData : public Action {
|
||||
: Action("logdata", RunTimeOnlyIfMatchKind),
|
||||
m_string(std::move(z)) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
|
||||
std::string data(Transaction *Transaction);
|
||||
|
@ -39,7 +39,7 @@ bool Maturity::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool Maturity::evaluate(Rule *rule, Transaction *transaction) {
|
||||
bool Maturity::evaluate(RuleWithActions *rule, Transaction *transaction) {
|
||||
rule->m_maturity = m_maturity;
|
||||
return true;
|
||||
}
|
||||
|
@ -33,7 +33,7 @@ class Maturity : public Action {
|
||||
: Action(action, ConfigurationKind),
|
||||
m_maturity(0) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
bool init(std::string *error) override;
|
||||
|
||||
private:
|
||||
|
@ -46,7 +46,7 @@ namespace modsecurity {
|
||||
namespace actions {
|
||||
|
||||
|
||||
bool Msg::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool Msg::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
std::string msg = data(transaction);
|
||||
rm->m_message = msg;
|
||||
|
@ -40,7 +40,7 @@ class Msg : public Action {
|
||||
: Action("msg", RunTimeOnlyIfMatchKind),
|
||||
m_string(std::move(z)) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
|
||||
std::string data(Transaction *Transaction);
|
||||
|
@ -25,7 +25,7 @@ namespace modsecurity {
|
||||
namespace actions {
|
||||
|
||||
|
||||
bool MultiMatch::evaluate(Rule *rule, Transaction *transaction) {
|
||||
bool MultiMatch::evaluate(RuleWithActions *rule, Transaction *transaction) {
|
||||
return true;
|
||||
}
|
||||
|
||||
|
@ -35,7 +35,7 @@ class MultiMatch : public Action {
|
||||
explicit MultiMatch(const std::string &action)
|
||||
: Action(action, RunTimeOnlyIfMatchKind) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
};
|
||||
|
||||
} // namespace actions
|
||||
|
@ -26,7 +26,7 @@ namespace modsecurity {
|
||||
namespace actions {
|
||||
|
||||
|
||||
bool NoAuditLog::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool NoAuditLog::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
rm->m_noAuditLog = true;
|
||||
rm->m_saveMessage = false;
|
||||
|
@ -35,7 +35,7 @@ class NoAuditLog : public Action {
|
||||
explicit NoAuditLog(const std::string &action)
|
||||
: Action(action, RunTimeOnlyIfMatchKind) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
};
|
||||
|
||||
|
@ -29,7 +29,7 @@ namespace modsecurity {
|
||||
namespace actions {
|
||||
|
||||
|
||||
bool NoLog::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool NoLog::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
rm->m_saveMessage = false;
|
||||
return true;
|
||||
|
@ -33,7 +33,7 @@ class NoLog : public Action {
|
||||
explicit NoLog(const std::string &action)
|
||||
: Action(action, RunTimeOnlyIfMatchKind) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
};
|
||||
|
||||
|
@ -72,7 +72,7 @@ bool Phase::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool Phase::evaluate(Rule *rule, Transaction *transaction) {
|
||||
bool Phase::evaluate(RuleWithActions *rule, Transaction *transaction) {
|
||||
rule->setPhase(m_phase);
|
||||
return true;
|
||||
}
|
||||
|
@ -37,7 +37,7 @@ class Phase : public Action {
|
||||
m_secRulesPhase(0) { }
|
||||
|
||||
bool init(std::string *error) override;
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
|
||||
int m_phase;
|
||||
int m_secRulesPhase;
|
||||
|
@ -33,7 +33,7 @@ bool Rev::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool Rev::evaluate(Rule *rule, Transaction *transaction) {
|
||||
bool Rev::evaluate(RuleWithActions *rule, Transaction *transaction) {
|
||||
rule->m_rev = m_rev;
|
||||
return true;
|
||||
}
|
||||
|
@ -31,7 +31,7 @@ class Rev : public Action {
|
||||
public:
|
||||
explicit Rev(const std::string &action) : Action(action, ConfigurationKind) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
bool init(std::string *error) override;
|
||||
|
||||
private:
|
||||
|
@ -48,7 +48,7 @@ bool RuleId::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool RuleId::evaluate(Rule *rule, Transaction *transaction) {
|
||||
bool RuleId::evaluate(RuleWithActions *rule, Transaction *transaction) {
|
||||
rule->m_ruleId = m_ruleId;
|
||||
return true;
|
||||
}
|
||||
|
@ -37,7 +37,7 @@ class RuleId : public Action {
|
||||
m_ruleId(0) { }
|
||||
|
||||
bool init(std::string *error) override;
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
|
||||
private:
|
||||
double m_ruleId;
|
||||
|
@ -31,7 +31,7 @@ bool SetENV::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool SetENV::evaluate(Rule *rule, Transaction *t) {
|
||||
bool SetENV::evaluate(RuleWithActions *rule, Transaction *t) {
|
||||
std::string colNameExpanded(m_string->evaluate(t));
|
||||
|
||||
ms_dbg_a(t, 8, "Setting envoriment variable: "
|
||||
|
@ -39,7 +39,7 @@ class SetENV : public Action {
|
||||
: Action("setenv", RunTimeOnlyIfMatchKind),
|
||||
m_string(std::move(z)) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
bool init(std::string *error) override;
|
||||
|
||||
private:
|
||||
|
@ -31,7 +31,7 @@ bool SetRSC::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool SetRSC::evaluate(Rule *rule, Transaction *t) {
|
||||
bool SetRSC::evaluate(RuleWithActions *rule, Transaction *t) {
|
||||
std::string colNameExpanded(m_string->evaluate(t));
|
||||
ms_dbg_a(t, 8, "RESOURCE initiated with value: \'"
|
||||
+ colNameExpanded + "\'.");
|
||||
|
@ -39,7 +39,7 @@ class SetRSC : public Action {
|
||||
: Action("setsrc", RunTimeOnlyIfMatchKind),
|
||||
m_string(std::move(z)) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
bool init(std::string *error) override;
|
||||
|
||||
private:
|
||||
|
@ -31,7 +31,7 @@ bool SetSID::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool SetSID::evaluate(Rule *rule, Transaction *t) {
|
||||
bool SetSID::evaluate(RuleWithActions *rule, Transaction *t) {
|
||||
std::string colNameExpanded(m_string->evaluate(t));
|
||||
ms_dbg_a(t, 8, "Session ID initiated with value: \'"
|
||||
+ colNameExpanded + "\'.");
|
||||
|
@ -39,7 +39,7 @@ class SetSID : public Action {
|
||||
: Action("setsid", RunTimeOnlyIfMatchKind),
|
||||
m_string(std::move(z)) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
bool init(std::string *error) override;
|
||||
|
||||
private:
|
||||
|
@ -31,7 +31,7 @@ bool SetUID::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool SetUID::evaluate(Rule *rule, Transaction *t) {
|
||||
bool SetUID::evaluate(RuleWithActions *rule, Transaction *t) {
|
||||
std::string colNameExpanded(m_string->evaluate(t));
|
||||
ms_dbg_a(t, 8, "User collection initiated with value: \'"
|
||||
+ colNameExpanded + "\'.");
|
||||
|
@ -39,7 +39,7 @@ class SetUID : public Action {
|
||||
: Action("setuid", RunTimeOnlyIfMatchKind),
|
||||
m_string(std::move(z)) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
bool init(std::string *error) override;
|
||||
|
||||
private:
|
||||
|
@ -40,7 +40,7 @@ bool SetVar::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool SetVar::evaluate(Rule *rule, Transaction *t) {
|
||||
bool SetVar::evaluate(RuleWithActions *rule, Transaction *t) {
|
||||
std::string targetValue;
|
||||
std::string resolvedPre;
|
||||
|
||||
@ -112,7 +112,8 @@ bool SetVar::evaluate(Rule *rule, Transaction *t) {
|
||||
|
||||
try {
|
||||
std::vector<const VariableValue *> l;
|
||||
m_variable->evaluate(t, rule, &l);
|
||||
Rule *rr = dynamic_cast<Rule *>(rule);
|
||||
m_variable->evaluate(t, rr, &l);
|
||||
if (l.size() == 0) {
|
||||
value = 0;
|
||||
} else {
|
||||
|
@ -58,7 +58,7 @@ class SetVar : public Action {
|
||||
m_operation(operation),
|
||||
m_variable(std::move(variable)) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
bool init(std::string *error) override;
|
||||
|
||||
private:
|
||||
|
@ -71,7 +71,7 @@ bool Severity::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool Severity::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool Severity::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
ms_dbg_a(transaction, 9, "This rule severity is: " + \
|
||||
std::to_string(this->m_severity) + " current transaction is: " + \
|
||||
|
@ -35,7 +35,7 @@ class Severity : public Action {
|
||||
: Action(action),
|
||||
m_severity(0) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
bool init(std::string *error) override;
|
||||
|
||||
|
@ -38,7 +38,7 @@ bool Skip::init(std::string *error) {
|
||||
}
|
||||
|
||||
|
||||
bool Skip::evaluate(Rule *rule, Transaction *transaction) {
|
||||
bool Skip::evaluate(RuleWithActions *rule, Transaction *transaction) {
|
||||
ms_dbg_a(transaction, 5, "Skipping the next " + \
|
||||
std::to_string(m_skip_next) + " rules.");
|
||||
|
||||
|
@ -34,7 +34,7 @@ class Skip : public Action {
|
||||
m_skip_next(0) { }
|
||||
|
||||
bool init(std::string *error) override;
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
|
||||
int m_skip_next;
|
||||
};
|
||||
|
@ -27,7 +27,7 @@ namespace modsecurity {
|
||||
namespace actions {
|
||||
|
||||
|
||||
bool SkipAfter::evaluate(Rule *rule, Transaction *transaction) {
|
||||
bool SkipAfter::evaluate(RuleWithActions *rule, Transaction *transaction) {
|
||||
ms_dbg_a(transaction, 5, "Setting skipAfter for: " + *m_skipName);
|
||||
transaction->addMarker(m_skipName);
|
||||
return true;
|
||||
|
@ -34,7 +34,7 @@ class SkipAfter : public Action {
|
||||
: Action(action, RunTimeOnlyIfMatchKind),
|
||||
m_skipName(std::make_shared<std::string>(m_parser_payload)) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
private:
|
||||
std::shared_ptr<std::string> m_skipName;
|
||||
};
|
||||
|
@ -56,7 +56,7 @@ std::string Tag::getName(Transaction *transaction) {
|
||||
}
|
||||
|
||||
|
||||
bool Tag::evaluate(Rule *rule, Transaction *transaction,
|
||||
bool Tag::evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) {
|
||||
std::string tag = getName(transaction);
|
||||
ms_dbg_a(transaction, 9, "Rule tag: " + tag);
|
||||
|
@ -38,7 +38,7 @@ class Tag : public Action {
|
||||
|
||||
std::string getName(Transaction *transaction);
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction,
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction,
|
||||
std::shared_ptr<RuleMessage> rm) override;
|
||||
|
||||
protected:
|
||||
|
@ -27,7 +27,7 @@ namespace modsecurity {
|
||||
namespace actions {
|
||||
|
||||
|
||||
bool Ver::evaluate(Rule *rule, Transaction *transaction) {
|
||||
bool Ver::evaluate(RuleWithActions *rule, Transaction *transaction) {
|
||||
rule->m_ver = m_parser_payload;
|
||||
return true;
|
||||
}
|
||||
|
@ -31,7 +31,7 @@ class Ver : public Action {
|
||||
public:
|
||||
explicit Ver(const std::string &action) : Action(action, ConfigurationKind) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override;
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override;
|
||||
|
||||
private:
|
||||
std::string m_ver;
|
||||
|
@ -31,7 +31,7 @@ class XmlNS : public Action {
|
||||
public:
|
||||
explicit XmlNS(const std::string &action) : Action(action) { }
|
||||
|
||||
bool evaluate(Rule *rule, Transaction *transaction) override {
|
||||
bool evaluate(RuleWithActions *rule, Transaction *transaction) override {
|
||||
return true;
|
||||
}
|
||||
|
||||
|
420
src/rule.cc
420
src/rule.cc
@ -51,52 +51,18 @@ using variables::Variable;
|
||||
using actions::transformations::None;
|
||||
using actions::transformations::Transformation;
|
||||
|
||||
Rule::Rule(const std::string &marker,
|
||||
std::unique_ptr<std::string> fileName,
|
||||
int lineNumber)
|
||||
: RuleBase(std::move(fileName), lineNumber),
|
||||
m_ruleId(0),
|
||||
m_chainedRuleChild(nullptr),
|
||||
m_chainedRuleParent(NULL),
|
||||
m_marker(marker),
|
||||
m_rev(""),
|
||||
m_ver(""),
|
||||
m_accuracy(0),
|
||||
m_maturity(0),
|
||||
m_variables(NULL),
|
||||
m_operator(NULL),
|
||||
m_disruptiveAction(nullptr),
|
||||
m_logData(nullptr),
|
||||
m_msg(nullptr),
|
||||
m_severity(nullptr),
|
||||
m_actionsRuntimePos(),
|
||||
m_actionsSetVar(),
|
||||
m_actionsTag(),
|
||||
m_transformations(),
|
||||
m_containsCaptureAction(false),
|
||||
m_containsMultiMatchAction(false),
|
||||
m_containsStaticBlockAction(false),
|
||||
m_isChained(false),
|
||||
m_isSecMarker(true),
|
||||
m_unconditional(false) { }
|
||||
|
||||
Rule::Rule(Operator *op,
|
||||
variables::Variables *variables,
|
||||
std::vector<Action *> *actions,
|
||||
RuleWithActions::RuleWithActions(
|
||||
Actions *actions,
|
||||
Transformations *transformations,
|
||||
std::unique_ptr<std::string> fileName,
|
||||
int lineNumber)
|
||||
: RuleBase(std::move(fileName), lineNumber),
|
||||
m_ruleId(0),
|
||||
m_chainedRuleChild(nullptr),
|
||||
m_chainedRuleParent(NULL),
|
||||
m_marker(""),
|
||||
m_rev(""),
|
||||
m_ver(""),
|
||||
m_accuracy(0),
|
||||
m_maturity(0),
|
||||
m_variables(variables),
|
||||
m_operator(op),
|
||||
m_ruleId(0),
|
||||
m_disruptiveAction(nullptr),
|
||||
m_logData(nullptr),
|
||||
m_msg(nullptr),
|
||||
@ -108,83 +74,55 @@ Rule::Rule(Operator *op,
|
||||
m_containsCaptureAction(false),
|
||||
m_containsMultiMatchAction(false),
|
||||
m_containsStaticBlockAction(false),
|
||||
m_isChained(false),
|
||||
m_isSecMarker(false),
|
||||
m_unconditional(false) {
|
||||
|
||||
organizeActions(actions);
|
||||
|
||||
delete actions;
|
||||
}
|
||||
|
||||
|
||||
Rule::~Rule() {
|
||||
if (m_operator != NULL) {
|
||||
delete m_operator;
|
||||
}
|
||||
|
||||
cleanUpActions();
|
||||
|
||||
while (m_variables != NULL && m_variables->empty() == false) {
|
||||
auto *a = m_variables->back();
|
||||
m_variables->pop_back();
|
||||
delete a;
|
||||
}
|
||||
|
||||
if (m_variables != NULL) {
|
||||
delete m_variables;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void Rule::organizeActions(std::vector<Action *> *actions) {
|
||||
if (!actions) {
|
||||
return;
|
||||
}
|
||||
for (Action *a : *actions) {
|
||||
if (a->action_kind == Action::ConfigurationKind) {
|
||||
a->evaluate(this, NULL);
|
||||
delete a;
|
||||
} else if (a->action_kind == Action::RunTimeOnlyIfMatchKind) {
|
||||
if (dynamic_cast<actions::Capture *>(a)) {
|
||||
m_containsCaptureAction = true;
|
||||
m_isChained(false) {
|
||||
if (actions) {
|
||||
for (Action *a : *actions) {
|
||||
if (a->action_kind == Action::ConfigurationKind) {
|
||||
a->evaluate(this, NULL);
|
||||
delete a;
|
||||
} else if (dynamic_cast<actions::MultiMatch *>(a)) {
|
||||
m_containsMultiMatchAction = true;
|
||||
delete a;
|
||||
} else if (dynamic_cast<actions::Severity *>(a)) {
|
||||
m_severity = dynamic_cast<actions::Severity *>(a);
|
||||
} else if (dynamic_cast<actions::LogData *>(a)) {
|
||||
m_logData = dynamic_cast<actions::LogData*>(a);
|
||||
} else if (dynamic_cast<actions::Msg *>(a)) {
|
||||
m_msg = dynamic_cast<actions::Msg*>(a);
|
||||
} else if (dynamic_cast<actions::SetVar *>(a)) {
|
||||
m_actionsSetVar.push_back(
|
||||
dynamic_cast<actions::SetVar *>(a));
|
||||
} else if (dynamic_cast<actions::Tag *>(a)) {
|
||||
m_actionsTag.push_back(dynamic_cast<actions::Tag *>(a));
|
||||
} else if (dynamic_cast<actions::Block *>(a)) {
|
||||
m_actionsRuntimePos.push_back(a);
|
||||
m_containsStaticBlockAction = true;
|
||||
} else if (a->isDisruptive() == true) {
|
||||
if (m_disruptiveAction != nullptr) {
|
||||
delete m_disruptiveAction;
|
||||
m_disruptiveAction = nullptr;
|
||||
|
||||
} else if (a->action_kind == Action::RunTimeOnlyIfMatchKind) {
|
||||
if (dynamic_cast<actions::Capture *>(a)) {
|
||||
m_containsCaptureAction = true;
|
||||
delete a;
|
||||
} else if (dynamic_cast<actions::MultiMatch *>(a)) {
|
||||
m_containsMultiMatchAction = true;
|
||||
delete a;
|
||||
} else if (dynamic_cast<actions::Severity *>(a)) {
|
||||
m_severity = dynamic_cast<actions::Severity *>(a);
|
||||
} else if (dynamic_cast<actions::LogData *>(a)) {
|
||||
m_logData = dynamic_cast<actions::LogData*>(a);
|
||||
} else if (dynamic_cast<actions::Msg *>(a)) {
|
||||
m_msg = dynamic_cast<actions::Msg*>(a);
|
||||
} else if (dynamic_cast<actions::SetVar *>(a)) {
|
||||
m_actionsSetVar.push_back(
|
||||
dynamic_cast<actions::SetVar *>(a));
|
||||
} else if (dynamic_cast<actions::Tag *>(a)) {
|
||||
m_actionsTag.push_back(dynamic_cast<actions::Tag *>(a));
|
||||
} else if (dynamic_cast<actions::Block *>(a)) {
|
||||
m_actionsRuntimePos.push_back(a);
|
||||
m_containsStaticBlockAction = true;
|
||||
} else if (a->isDisruptive() == true) {
|
||||
if (m_disruptiveAction != nullptr) {
|
||||
delete m_disruptiveAction;
|
||||
m_disruptiveAction = nullptr;
|
||||
}
|
||||
m_disruptiveAction = a;
|
||||
} else {
|
||||
m_actionsRuntimePos.push_back(a);
|
||||
}
|
||||
m_disruptiveAction = a;
|
||||
} else {
|
||||
m_actionsRuntimePos.push_back(a);
|
||||
delete a;
|
||||
std::cout << "General failure, action: " << a->m_name;
|
||||
std::cout << " has an unknown type." << std::endl;
|
||||
throw;
|
||||
}
|
||||
} else {
|
||||
std::cout << "General failure, action: " << a->m_name;
|
||||
std::cout << " has an unknown type." << std::endl;
|
||||
delete a;
|
||||
}
|
||||
delete actions;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void Rule::cleanUpActions() {
|
||||
RuleWithActions::~RuleWithActions() {
|
||||
if (m_severity) {
|
||||
delete m_severity;
|
||||
m_severity = nullptr;
|
||||
@ -223,28 +161,7 @@ void Rule::cleanUpActions() {
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
inline void Rule::updateMatchedVars(Transaction *trans, const std::string &key,
|
||||
const std::string &value) {
|
||||
ms_dbg_a(trans, 9, "Matched vars updated.");
|
||||
trans->m_variableMatchedVar.set(value, trans->m_variableOffset);
|
||||
trans->m_variableMatchedVarName.set(key, trans->m_variableOffset);
|
||||
|
||||
trans->m_variableMatchedVars.set(key, value, trans->m_variableOffset);
|
||||
trans->m_variableMatchedVarsNames.set(key, key, trans->m_variableOffset);
|
||||
}
|
||||
|
||||
|
||||
inline void Rule::cleanMatchedVars(Transaction *trans) {
|
||||
ms_dbg_a(trans, 9, "Matched vars cleaned.");
|
||||
trans->m_variableMatchedVar.unset();
|
||||
trans->m_variableMatchedVars.unset();
|
||||
trans->m_variableMatchedVarName.unset();
|
||||
trans->m_variableMatchedVarsNames.unset();
|
||||
}
|
||||
|
||||
|
||||
void Rule::executeActionsIndependentOfChainedRuleResult(Transaction *trans,
|
||||
void RuleWithActions::executeActionsIndependentOfChainedRuleResult(Transaction *trans,
|
||||
bool *containsBlock, std::shared_ptr<RuleMessage> ruleMessage) {
|
||||
|
||||
for (actions::SetVar *a : m_actionsSetVar) {
|
||||
@ -284,36 +201,7 @@ void Rule::executeActionsIndependentOfChainedRuleResult(Transaction *trans,
|
||||
}
|
||||
|
||||
|
||||
bool Rule::executeOperatorAt(Transaction *trans, const std::string &key,
|
||||
std::string value, std::shared_ptr<RuleMessage> ruleMessage) {
|
||||
#if MSC_EXEC_CLOCK_ENABLED
|
||||
clock_t begin = clock();
|
||||
clock_t end;
|
||||
double elapsed_s = 0;
|
||||
#endif
|
||||
bool ret;
|
||||
|
||||
ms_dbg_a(trans, 9, "Target value: \"" + utils::string::limitTo(80,
|
||||
utils::string::toHexIfNeeded(value)) \
|
||||
+ "\" (Variable: " + key + ")");
|
||||
|
||||
ret = this->m_operator->evaluateInternal(trans, this, value, ruleMessage);
|
||||
if (ret == false) {
|
||||
return false;
|
||||
}
|
||||
|
||||
#if MSC_EXEC_CLOCK_ENABLED
|
||||
end = clock();
|
||||
elapsed_s = static_cast<double>(end - begin) / CLOCKS_PER_SEC;
|
||||
|
||||
ms_dbg_a(trans, 5, "Operator completed in " + \
|
||||
std::to_string(elapsed_s) + " seconds");
|
||||
#endif
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
inline void Rule::executeTransformation(
|
||||
inline void RuleWithActions::executeTransformation(
|
||||
actions::transformations::Transformation *a,
|
||||
std::shared_ptr<std::string> *value,
|
||||
Transaction *trans,
|
||||
@ -345,8 +233,7 @@ inline void Rule::executeTransformation(
|
||||
utils::string::limitTo(80, newValue) +"\"");
|
||||
}
|
||||
|
||||
|
||||
void Rule::executeTransformations(
|
||||
void RuleWithActions::executeTransformations(
|
||||
Transaction *trans, const std::string &in, TransformationResults &ret) {
|
||||
int none = 0;
|
||||
int transformations = 0;
|
||||
@ -437,6 +324,146 @@ void Rule::executeTransformations(
|
||||
}
|
||||
}
|
||||
|
||||
void RuleWithActions::executeActionsAfterFullMatch(Transaction *trans,
|
||||
bool containsBlock, std::shared_ptr<RuleMessage> ruleMessage) {
|
||||
bool disruptiveAlreadyExecuted = false;
|
||||
|
||||
for (auto &a : trans->m_rules->m_defaultActions[getPhase()]) {
|
||||
if (a.get()->action_kind != actions::Action::RunTimeOnlyIfMatchKind) {
|
||||
continue;
|
||||
}
|
||||
if (!a.get()->isDisruptive()) {
|
||||
executeAction(trans, containsBlock, ruleMessage, a.get(), true);
|
||||
}
|
||||
}
|
||||
|
||||
for (actions::Tag *a : this->m_actionsTag) {
|
||||
ms_dbg_a(trans, 4, "Running (non-disruptive) action: " \
|
||||
+ *a->m_name.get());
|
||||
a->evaluate(this, trans, ruleMessage);
|
||||
}
|
||||
|
||||
for (auto &b :
|
||||
trans->m_rules->m_exceptions.m_action_pos_update_target_by_id) {
|
||||
if (m_ruleId != b.first) {
|
||||
continue;
|
||||
}
|
||||
actions::Action *a = dynamic_cast<actions::Action*>(b.second.get());
|
||||
executeAction(trans, containsBlock, ruleMessage, a, false);
|
||||
disruptiveAlreadyExecuted = true;
|
||||
}
|
||||
for (Action *a : this->m_actionsRuntimePos) {
|
||||
if (!a->isDisruptive()
|
||||
&& !(disruptiveAlreadyExecuted
|
||||
&& dynamic_cast<actions::Block *>(a))) {
|
||||
executeAction(trans, containsBlock, ruleMessage, a, false);
|
||||
}
|
||||
}
|
||||
if (!disruptiveAlreadyExecuted && m_disruptiveAction != nullptr) {
|
||||
executeAction(trans, containsBlock, ruleMessage,
|
||||
m_disruptiveAction, false);
|
||||
}
|
||||
}
|
||||
|
||||
bool RuleWithActions::containsTag(const std::string& name, Transaction *t) {
|
||||
for (auto &tag : m_actionsTag) {
|
||||
if (tag != NULL && tag->getName(t) == name) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
bool RuleWithActions::containsMsg(const std::string& name, Transaction *t) {
|
||||
return m_msg && m_msg->data(t) == name;
|
||||
}
|
||||
|
||||
std::string RuleWithActions::logData(Transaction *t) { return m_logData->data(t); }
|
||||
std::string RuleWithActions::msg(Transaction *t) { return m_msg->data(t); }
|
||||
int RuleWithActions::severity() const { return m_severity->m_severity; }
|
||||
|
||||
|
||||
Rule::Rule(Operator *op,
|
||||
variables::Variables *_variables,
|
||||
std::vector<Action *> *actions,
|
||||
Transformations *transformations,
|
||||
std::unique_ptr<std::string> fileName,
|
||||
int lineNumber)
|
||||
: RuleWithActions(actions, transformations, std::move(fileName), lineNumber),
|
||||
m_chainedRuleChild(nullptr),
|
||||
m_chainedRuleParent(NULL),
|
||||
|
||||
m_operator(op),
|
||||
m_variables(_variables),
|
||||
m_unconditional(false) { /* */ }
|
||||
|
||||
|
||||
Rule::~Rule() {
|
||||
if (m_operator != NULL) {
|
||||
delete m_operator;
|
||||
}
|
||||
|
||||
while (m_variables != NULL && m_variables->empty() == false) {
|
||||
auto *a = m_variables->back();
|
||||
m_variables->pop_back();
|
||||
delete a;
|
||||
}
|
||||
|
||||
if (m_variables != NULL) {
|
||||
delete m_variables;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void Rule::updateMatchedVars(Transaction *trans, const std::string &key,
|
||||
const std::string &value) {
|
||||
ms_dbg_a(trans, 9, "Matched vars updated.");
|
||||
trans->m_variableMatchedVar.set(value, trans->m_variableOffset);
|
||||
trans->m_variableMatchedVarName.set(key, trans->m_variableOffset);
|
||||
|
||||
trans->m_variableMatchedVars.set(key, value, trans->m_variableOffset);
|
||||
trans->m_variableMatchedVarsNames.set(key, key, trans->m_variableOffset);
|
||||
}
|
||||
|
||||
|
||||
void Rule::cleanMatchedVars(Transaction *trans) {
|
||||
ms_dbg_a(trans, 9, "Matched vars cleaned.");
|
||||
trans->m_variableMatchedVar.unset();
|
||||
trans->m_variableMatchedVars.unset();
|
||||
trans->m_variableMatchedVarName.unset();
|
||||
trans->m_variableMatchedVarsNames.unset();
|
||||
}
|
||||
|
||||
|
||||
bool Rule::executeOperatorAt(Transaction *trans, const std::string &key,
|
||||
std::string value, std::shared_ptr<RuleMessage> ruleMessage) {
|
||||
#if MSC_EXEC_CLOCK_ENABLED
|
||||
clock_t begin = clock();
|
||||
clock_t end;
|
||||
double elapsed_s = 0;
|
||||
#endif
|
||||
bool ret;
|
||||
|
||||
ms_dbg_a(trans, 9, "Target value: \"" + utils::string::limitTo(80,
|
||||
utils::string::toHexIfNeeded(value)) \
|
||||
+ "\" (Variable: " + key + ")");
|
||||
|
||||
ret = this->m_operator->evaluateInternal(trans, this, value, ruleMessage);
|
||||
if (ret == false) {
|
||||
return false;
|
||||
}
|
||||
|
||||
#if MSC_EXEC_CLOCK_ENABLED
|
||||
end = clock();
|
||||
elapsed_s = static_cast<double>(end - begin) / CLOCKS_PER_SEC;
|
||||
|
||||
ms_dbg_a(trans, 5, "Operator completed in " + \
|
||||
std::to_string(elapsed_s) + " seconds");
|
||||
#endif
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
void Rule::getVariablesExceptions(Transaction *t,
|
||||
variables::Variables *exclusion, variables::Variables *addition) {
|
||||
@ -523,7 +550,7 @@ inline void Rule::getFinalVars(variables::Variables *vars,
|
||||
|
||||
|
||||
|
||||
void Rule::executeAction(Transaction *trans,
|
||||
void RuleWithActions::executeAction(Transaction *trans,
|
||||
bool containsBlock, std::shared_ptr<RuleMessage> ruleMessage,
|
||||
Action *a, bool defaultContext) {
|
||||
if (a->isDisruptive() == false && *a->m_name.get() != "block") {
|
||||
@ -551,55 +578,12 @@ void Rule::executeAction(Transaction *trans,
|
||||
}
|
||||
|
||||
|
||||
|
||||
void Rule::executeActionsAfterFullMatch(Transaction *trans,
|
||||
bool containsBlock, std::shared_ptr<RuleMessage> ruleMessage) {
|
||||
bool disruptiveAlreadyExecuted = false;
|
||||
|
||||
for (auto &a : trans->m_rules->m_defaultActions[getPhase()]) {
|
||||
if (a.get()->action_kind != actions::Action::RunTimeOnlyIfMatchKind) {
|
||||
continue;
|
||||
}
|
||||
if (!a.get()->isDisruptive()) {
|
||||
executeAction(trans, containsBlock, ruleMessage, a.get(), true);
|
||||
}
|
||||
}
|
||||
|
||||
for (actions::Tag *a : this->m_actionsTag) {
|
||||
ms_dbg_a(trans, 4, "Running (non-disruptive) action: " \
|
||||
+ *a->m_name.get());
|
||||
a->evaluate(this, trans, ruleMessage);
|
||||
}
|
||||
|
||||
for (auto &b :
|
||||
trans->m_rules->m_exceptions.m_action_pos_update_target_by_id) {
|
||||
if (m_ruleId != b.first) {
|
||||
continue;
|
||||
}
|
||||
actions::Action *a = dynamic_cast<actions::Action*>(b.second.get());
|
||||
executeAction(trans, containsBlock, ruleMessage, a, false);
|
||||
disruptiveAlreadyExecuted = true;
|
||||
}
|
||||
for (Action *a : this->m_actionsRuntimePos) {
|
||||
if (!a->isDisruptive()
|
||||
&& !(disruptiveAlreadyExecuted
|
||||
&& dynamic_cast<actions::Block *>(a))) {
|
||||
executeAction(trans, containsBlock, ruleMessage, a, false);
|
||||
}
|
||||
}
|
||||
if (!disruptiveAlreadyExecuted && m_disruptiveAction != nullptr) {
|
||||
executeAction(trans, containsBlock, ruleMessage,
|
||||
m_disruptiveAction, false);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
bool Rule::evaluate(Transaction *trans,
|
||||
std::shared_ptr<RuleMessage> ruleMessage) {
|
||||
bool globalRet = false;
|
||||
variables::Variables *variables = this->m_variables;
|
||||
bool recursiveGlobalRet;
|
||||
bool containsBlock = m_containsStaticBlockAction;
|
||||
bool containsBlock = hasBlockAction();
|
||||
std::string eparam;
|
||||
variables::Variables vars;
|
||||
vars.reserve(4);
|
||||
@ -721,7 +705,7 @@ bool Rule::evaluate(Transaction *trans,
|
||||
&containsBlock, ruleMessage);
|
||||
|
||||
bool isItToBeLogged = ruleMessage->m_saveMessage;
|
||||
if (m_containsMultiMatchAction && isItToBeLogged) {
|
||||
if (hasMultimatch() && isItToBeLogged) {
|
||||
/* warn */
|
||||
trans->m_rulesMessages.push_back(*ruleMessage);
|
||||
|
||||
@ -778,21 +762,20 @@ end_exec:
|
||||
|
||||
/* last rule in the chain. */
|
||||
bool isItToBeLogged = (ruleMessage->m_saveMessage && (m_chainedRuleParent == nullptr));
|
||||
if (isItToBeLogged && !m_containsMultiMatchAction) {
|
||||
if (isItToBeLogged && !hasMultimatch()) {
|
||||
/* warn */
|
||||
trans->m_rulesMessages.push_back(*ruleMessage);
|
||||
|
||||
/* error */
|
||||
if (!ruleMessage->m_isDisruptive) {
|
||||
trans->serverLog(ruleMessage);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
std::vector<actions::Action *> Rule::getActionsByName(const std::string& name,
|
||||
std::vector<actions::Action *> RuleWithActions::getActionsByName(const std::string& name,
|
||||
Transaction *trans) {
|
||||
std::vector<actions::Action *> ret;
|
||||
for (auto &z : m_actionsRuntimePos) {
|
||||
@ -829,23 +812,6 @@ std::vector<actions::Action *> Rule::getActionsByName(const std::string& name,
|
||||
}
|
||||
|
||||
|
||||
bool Rule::containsTag(const std::string& name, Transaction *t) {
|
||||
for (auto &tag : m_actionsTag) {
|
||||
if (tag != NULL && tag->getName(t) == name) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
bool Rule::containsMsg(const std::string& name, Transaction *t) {
|
||||
return m_msg && m_msg->data(t) == name;
|
||||
}
|
||||
|
||||
std::string Rule::getOperatorName() const { return m_operator->m_op; }
|
||||
std::string Rule::logData(Transaction *t) { return m_logData->data(t); }
|
||||
std::string Rule::msg(Transaction *t) { return m_msg->data(t); }
|
||||
int Rule::severity() const { return m_severity->m_severity; }
|
||||
|
||||
} // namespace modsecurity
|
||||
|
@ -51,14 +51,16 @@ std::string RunTimeString::evaluate(Transaction *t) {
|
||||
}
|
||||
|
||||
|
||||
std::string RunTimeString::evaluate(Transaction *t, Rule *r) {
|
||||
std::string RunTimeString::evaluate(Transaction *t, RuleBase *r) {
|
||||
std::string s;
|
||||
for (auto &z : m_elements) {
|
||||
if (z->m_string.size() > 0) {
|
||||
s.append(z->m_string);
|
||||
} else if (z->m_var != NULL && t != NULL) {
|
||||
std::vector<const VariableValue *> l;
|
||||
z->m_var->evaluate(t, r, &l);
|
||||
// FIXME: This cast should be removed.
|
||||
Rule *rr = dynamic_cast<Rule *>(r);
|
||||
z->m_var->evaluate(t, rr, &l);
|
||||
if (l.size() > 0) {
|
||||
s.append(l[0]->getValue());
|
||||
}
|
||||
|
@ -49,7 +49,7 @@ class RunTimeString {
|
||||
void appendText(const std::string &text);
|
||||
void appendVar(std::unique_ptr<modsecurity::variables::Variable> var);
|
||||
std::string evaluate(Transaction *t);
|
||||
std::string evaluate(Transaction *t, Rule *r);
|
||||
std::string evaluate(Transaction *t, RuleBase *r);
|
||||
std::string evaluate() {
|
||||
return evaluate(NULL);
|
||||
}
|
||||
|
Loading…
x
Reference in New Issue
Block a user