Adds support to the `skip' action

src/actions/skip.cc

@@ -0,0 +1,53 @@
+/*
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#include "actions/skip.h"
+
+#include <iostream>
+#include <string>
+
+#include "actions/action.h"
+#include "modsecurity/transaction.h"
+#include "src/utils.h"
+
+namespace modsecurity {
+namespace actions {
+
+
+bool Skip::init(std::string *error) {
+    try {
+        m_skip_next = std::stoi(m_parser_payload);
+    }  catch (...) {
+        error->assign("Skip: The input \"" + m_parser_payload + "\" is " \
+            "not a number.");
+        return false;
+    }
+    return true;
+}
+
+
+bool Skip::evaluate(Rule *rule, Transaction *transaction) {
+#ifndef NO_LOGS
+    transaction->debug(5, "Skipping the next " + std::to_string(m_skip_next) \
+        + " rules.");
+#endif
+    transaction->m_skip_next = m_skip_next;
+
+    return true;
+}
+
+
+}  // namespace actions
+}  // namespace modsecurity

src/actions/skip.h

@@ -0,0 +1,46 @@
+/*
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#include <string>
+
+#include "actions/action.h"
+
+#ifndef SRC_ACTIONS_SKIP_H_
+#define SRC_ACTIONS_SKIP_H_
+
+class Transaction;
+
+namespace modsecurity {
+class Transaction;
+namespace actions {
+
+
+class Skip : public Action {
+ public:
+    explicit Skip(std::string action)
+        : Action(action, RunTimeOnlyIfMatchKind),
+        m_skip_next(0) { }
+
+    bool init(std::string *error) override;
+    bool evaluate(Rule *rule, Transaction *transaction) override;
+
+    int m_skip_next;
+};
+
+
+}  // namespace actions
+}  // namespace modsecurity
+
+#endif  // SRC_ACTIONS_SKIP_H_