Adds support to the msg action

src/actions/msg.cc

@@ -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 "actions/msg.h"
+
+#include <iostream>
+#include <string>
+
+#include "actions/action.h"
+#include "modsecurity/assay.h"
+#include "src/utils.h"
+#include "src/macro_expansion.h"
+
+namespace ModSecurity {
+namespace actions {
+
+Msg::Msg(std::string action)
+    : Action(action, RunTimeOnlyIfMatchKind),
+    m_msg(action) {
+    m_msg.erase(0, 1);
+    m_msg.pop_back();
+}
+
+
+bool Msg::evaluate(Rule *rule, Assay *assay) {
+    std::string msg = MacroExpansion::expand(m_msg, assay);
+    assay->debug(9, "Saving msg: " + msg);
+    assay->rulesMessages.push_back(msg);
+    assay->serverLog(msg);
+    return true;
+}
+
+}  // namespace actions
+}  // namespace ModSecurity