central nginx manager

components/include/central_nginx_manager.h

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+// Copyright (C) 2022 Check Point Software Technologies Ltd. All rights reserved.
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef __CENTRAL_NGINX_MANAGER_H__
+#define __CENTRAL_NGINX_MANAGER_H__
+
+#include "component.h"
+#include "singleton.h"
+#include "i_messaging.h"
+#include "i_rest_api.h"
+#include "i_mainloop.h"
+#include "i_agent_details.h"
+
+class CentralNginxManager
+        :
+    public Component,
+    Singleton::Consume<I_RestApi>,
+    Singleton::Consume<I_Messaging>,
+    Singleton::Consume<I_MainLoop>,
+    Singleton::Consume<I_AgentDetails>
+{
+public:
+    CentralNginxManager();
+    ~CentralNginxManager();
+
+    void preload() override;
+    void init() override;
+    void fini() override;
+
+private:
+    class Impl;
+    std::unique_ptr<Impl> pimpl;
+};
+
+#endif // __CENTRAL_NGINX_MANAGER_H__

components/include/nginx_message_reader.h

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+#ifndef __NGINX_MESSAGE_READER_H__
+#define __NGINX_MESSAGE_READER_H__
+
+#include "singleton.h"
+#include "i_mainloop.h"
+#include "i_socket_is.h"
+#include "component.h"
+
+class NginxMessageReader
+        :
+    public Component,
+    Singleton::Consume<I_MainLoop>,
+    Singleton::Consume<I_Socket>
+{
+public:
+    NginxMessageReader();
+    ~NginxMessageReader();
+
+    void init() override;
+    void fini() override;
+    void preload() override;
+
+private:
+    class Impl;
+    std::unique_ptr<Impl> pimpl;
+};
+
+#endif //__NGINX_MESSAGE_READER_H__

components/include/nginx_utils.h

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+// Copyright (C) 2022 Check Point Software Technologies Ltd. All rights reserved.
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef __NGINX_UTILS_H__
+#define __NGINX_UTILS_H__
+
+#include <string>
+
+#include "maybe_res.h"
+#include "singleton.h"
+#include "i_shell_cmd.h"
+
+class NginxConfCollector
+{
+public:
+    NginxConfCollector(const std::string &nginx_conf_input_path, const std::string &nginx_conf_output_path);
+    Maybe<std::string> generateFullNginxConf() const;
+
+private:
+    std::vector<std::string> expandIncludes(const std::string &includePattern) const;
+    void processConfigFile(
+        const std::string &path,
+        std::ostringstream &conf_output,
+        std::vector<std::string> &errors
+    ) const;
+
+    std::string main_conf_input_path;
+    std::string main_conf_output_path;
+    std::string main_conf_directory_path;
+};
+
+class NginxUtils : Singleton::Consume<I_ShellCmd>
+{
+public:
+    static std::string getModulesPath();
+    static std::string getMainNginxConfPath();
+    static Maybe<void> validateNginxConf(const std::string &nginx_conf_path);
+    static Maybe<void> reloadNginx(const std::string &nginx_conf_path);
+};
+
+#endif // __NGINX_UTILS_H__