Add instrumentation.

[stg.git] / projects / stargazer / plugins / configuration / sgconfig / conn.h

diff --git a/projects/stargazer/plugins/configuration/sgconfig/conn.h b/projects/stargazer/plugins/configuration/sgconfig/conn.h
index 39a59754faa55b1ad630eba518a496d642d5dca1..a98e593bb6263bfeaca69c8352f384364fe6b0f4 100644 (file)
--- a/projects/stargazer/plugins/configuration/sgconfig/conn.h
+++ b/projects/stargazer/plugins/configuration/sgconfig/conn.h
@@ -18,30 +18,32 @@
  *    Author : Maxim Mamontov <faust@stargazer.dp.ua>
  */
 
-#ifndef __STG_SGCONFIG_CONN_H__
-#define __STG_SGCONFIG_CONN_H__
+#pragma once
+
+#include "parser.h"
+
+#include "dumphelpers.h"
 
-#include "stg/os_int.h"
 #include "stg/const.h"
 
 #include <stdexcept>
 #include <string>
-#include <map>
+#include <cstdint>
 
 #include <expat.h>
 
-#include <linux/in.h>
-
-class SETTINGS;
-class ADMINS;
-class USERS;
-class TARIFFS;
-class ADMIN;
-class BASE_PARSER;
+#include <netinet/in.h>
 
 namespace STG
 {
 
+struct Settings;
+struct Admins;
+struct Users;
+struct Tariffs;
+struct Admin;
+class PluginLogger;
+
 class DECRYPT_STREAM;
 
 class Conn
@@ -49,25 +51,28 @@ class Conn
     public:
         struct Error : public std::runtime_error
         {
-            Error(const std::string& message) : runtime_error(message.c_str()) {}
+            explicit Error(const std::string& message) : runtime_error(message.c_str()) {}
         };
 
-        Conn(const SETTINGS & settings,
-             ADMINS & admins,
-             USERS & users,
-             TARIFFS & tariffs,
-             int sock, const sockaddr_in& addr);
+        Conn(const BASE_PARSER::REGISTRY & registry,
+             Admins & admins, int sock, const sockaddr_in& addr,
+             PluginLogger & logger);
         ~Conn();
 
         int Sock() const { return m_sock; }
-        uint32_t IP() const { return *(uint32_t *)(&m_addr.sin_addr); }
-        uint16_t Port() const { return m_addr.sin_port; }
+        uint32_t IP() const { return *reinterpret_cast<const uint32_t *>(&m_addr.sin_addr); }
+        uint16_t Port() const { return ntohs(m_addr.sin_port); }
+
+        std::string endpoint() const { return inet_ntostring(IP()) + ":" + std::to_string(Port()); }
 
         bool Read();
 
         bool IsOk() const { return m_state != ERROR; }
+        bool IsDone() const { return m_state == DONE; }
         bool IsKeepAlive() const { return m_keepAlive; }
 
+        void SetKeepAlive() { m_keepAlive = true; }
+
     private:
 
         static const char STG_HEADER[5];
@@ -78,12 +83,11 @@ class Conn
         static const char OK_LOGINS[5];
         static const char ERR_LOGINS[5];
 
-        const SETTINGS & m_settings;
-        ADMINS & m_admins;
-        USERS & m_users;
-        TARIFFS & m_tariffs;
+        const BASE_PARSER::REGISTRY & m_registry;
+
+        Admins & m_admins;
 
-        ADMIN * m_admin;
+        Admin * m_admin;
 
         int m_sock;
         sockaddr_in m_addr;
@@ -93,17 +97,18 @@ class Conn
 
         XML_Parser m_xmlParser;
 
-        enum { HEADER, LOGIN, CRYPTO_LOGIN, DATA, ERROR } m_state;
+        enum { HEADER, LOGIN, CRYPTO_LOGIN, DATA, DONE, ERROR } m_state;
 
         void * m_buffer;
         size_t m_bufferSize;
-        char m_header[sizeof(STG_HEADER)];
-        char m_login[ADM_LOGIN_LEN + 1];
-        char m_cryptoLogin[ADM_LOGIN_LEN + 1];
+        char m_header[sizeof(STG_HEADER) - 1]; // Without \0
+        char m_login[ADM_LOGIN_LEN]; // Without \0
+        char m_cryptoLogin[ADM_LOGIN_LEN]; // Without \0
         char m_data[1024];
         STG::DECRYPT_STREAM * m_stream;
+        PluginLogger &  m_logger;
 
-        BASE_PARSER * GetParser(const std::string & tag);
+        BASE_PARSER * GetParser(const std::string & tag) const;
 
         bool HandleBuffer(size_t size);
 
@@ -112,6 +117,11 @@ class Conn
         bool HandleCryptoLogin();
         bool HandleData(size_t size);
 
+        bool WriteAnswer(const void* buffer, size_t size);
+        bool WriteResponse();
+
+        void Log(const char * file, const std::string & message);
+
         struct DataState
         {
             DataState(bool f, Conn & c) : final(f), conn(c) {}
@@ -119,11 +129,14 @@ class Conn
             Conn & conn;
         } m_dataState;
 
+#ifdef DUMPCRYPTO
+        Dumper m_dumper;
+#endif
+
         static bool DataCallback(const void * block, size_t size, void * data);
         static void ParseXMLStart(void * data, const char * el, const char ** attr);
         static void ParseXMLEnd(void * data, const char * el);
+        static bool WriteCallback(const void * block, size_t size, void * data);
 };
 
 }
-
-#endif