/usr/share/ada/adainclude/aws/aws-server-status.adb is in libaws3.3.2.2-dev 17.2.2017-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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-- Ada Web Server --
-- --
-- Copyright (C) 2003-2017, AdaCore --
-- --
-- This library is free software; you can redistribute it and/or modify --
-- it under terms of the GNU General Public License as published by the --
-- Free Software Foundation; either version 3, or (at your option) any --
-- later version. This library is distributed in the hope that it will be --
-- useful, but WITHOUT ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
-- --
-- --
-- --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
-- --
-- --
-- --
-- --
-- --
-- --
------------------------------------------------------------------------------
pragma Ada_2012;
with Ada.Strings.Unbounded;
with GNAT.Calendar.Time_IO;
with AWS.Config;
with AWS.Hotplug.Get_Status;
with AWS.Server.Log;
with AWS.Session;
with AWS.URL.Set;
with AWS.Utils;
package body AWS.Server.Status is
-------------------------
-- Current_Connections --
-------------------------
function Current_Connections (Server : HTTP) return Natural is
begin
return Server.Slots.N - Server.Slots.Free_Slots;
end Current_Connections;
----------
-- Host --
----------
function Host (Server : HTTP) return String is
begin
return Net.Acceptors.Server_Socket (Server.Acceptor).Get_Addr;
end Host;
--------------------
-- Is_Any_Address --
--------------------
function Is_Any_Address (Server : HTTP) return Boolean is
begin
return Net.Acceptors.Server_Socket (Server.Acceptor).Is_Any_Address;
end Is_Any_Address;
-------------
-- Is_IPv6 --
-------------
function Is_IPv6 (Server : HTTP) return Boolean is
begin
return Net.Acceptors.Server_Socket (Server.Acceptor).Is_IPv6;
end Is_IPv6;
---------------------------
-- Is_Security_Activated --
---------------------------
function Is_Security_Activated (Server : HTTP) return Boolean is
begin
return AWS.Config.Security (Server.Properties);
end Is_Security_Activated;
--------------------------
-- Is_Session_Activated --
--------------------------
function Is_Session_Activated (Server : HTTP) return Boolean is
begin
return AWS.Config.Session (Server.Properties);
end Is_Session_Activated;
-----------------
-- Is_Shutdown --
-----------------
function Is_Shutdown (Server : HTTP) return Boolean is
begin
return Server.Shutdown;
end Is_Shutdown;
---------------
-- Local_URL --
---------------
function Local_URL (Server : HTTP) return String is
O : URL.Object;
function Localhost return String is
(if Is_Any_Address (Server)
then Net.Localhost (Is_IPv6 (Server))
else Host (Server)) with Inline;
-- Returns localhost for Server in IPv4 or IPv6
begin
URL.Set.Connection_Data
(O, Localhost, Port (Server), Is_Security_Activated (Server));
return URL.URL (O);
end Local_URL;
----------
-- Port --
----------
function Port (Server : HTTP) return Positive is
begin
return Net.Get_Port (Net.Acceptors.Server_Socket (Server.Acceptor));
end Port;
----------------------
-- Resources_Served --
----------------------
function Resources_Served (Server : HTTP) return Natural is
N : Natural := 0;
begin
for K in 1 .. Server.Slots.N loop
N := N + Server.Slots.Get (K).Slot_Activity_Counter;
end loop;
return N;
end Resources_Served;
------------
-- Socket --
------------
function Socket (Server : HTTP) return Net.Socket_Type'Class is
begin
return Net.Acceptors.Server_Socket (Server.Acceptor);
end Socket;
-------------
-- Sockets --
-------------
function Sockets (Server : HTTP) return Net.Acceptors.Socket_List is
begin
return Net.Acceptors.Server_Sockets (Server.Acceptor);
end Sockets;
----------------
-- Start_Time --
----------------
function Start_Time (Server : HTTP) return Ada.Calendar.Time is
begin
return Server.Start_Time;
end Start_Time;
------------------
-- Translations --
------------------
function Translations (Server : HTTP) return Templates.Translate_Set is
use AWS.Templates;
function Slot_Table return Translate_Set;
-- returns the information for each slot
function Session_Table return Translate_Set;
-- returns session information
-------------------
-- Session_Table --
-------------------
function Session_Table return Translate_Set is
Sessions : Vector_Tag;
Sessions_TS : Vector_Tag;
Sessions_Terminate : Vector_Tag;
Keys : Vector_Tag;
Values : Vector_Tag;
M_Keys : Matrix_Tag;
M_Values : Matrix_Tag;
procedure For_Each_Key_Value
(N : Positive;
Key, Value : String;
Kind : Session.Value_Kind;
Quit : in out Boolean);
-- add key/value pair to the list
procedure For_Each_Session
(N : Positive;
SID : Session.Id;
Time_Stamp : Calendar.Time;
Quit : in out Boolean);
-- add session SID to the list
------------------------
-- For_Each_Key_Value --
------------------------
procedure For_Each_Key_Value
(N : Positive;
Key, Value : String;
Kind : Session.Value_Kind;
Quit : in out Boolean)
is
pragma Unreferenced (N, Kind, Quit);
begin
Keys := Keys & Key;
Values := Values & Value;
end For_Each_Key_Value;
--------------------------
-- Build_Key_Value_List --
--------------------------
procedure Build_Key_Value_List is
new Session.For_Every_Session_Data (For_Each_Key_Value);
----------------------
-- For_Each_Session --
----------------------
procedure For_Each_Session
(N : Positive;
SID : Session.Id;
Time_Stamp : Calendar.Time;
Quit : in out Boolean)
is
pragma Unreferenced (N, Quit);
use type Calendar.Time;
begin
Sessions := Sessions & Session.Image (SID);
Sessions_TS := Sessions_TS
& GNAT.Calendar.Time_IO.Image (Time_Stamp, "%Y-%m-%d %T");
Sessions_Terminate := Sessions_Terminate
& GNAT.Calendar.Time_IO.Image
(Time_Stamp + Session.Get_Lifetime, "%Y-%m-%d %T");
Build_Key_Value_List (SID);
M_Keys := M_Keys & Keys;
M_Values := M_Values & Values;
Clear (Keys);
Clear (Values);
end For_Each_Session;
------------------------
-- Build_Session_List --
------------------------
procedure Build_Session_List is
new Session.For_Every_Session (For_Each_Session);
Result : Translate_Set;
begin
Build_Session_List;
Insert (Result, Assoc ("SESSIONS_V", Sessions));
Insert (Result, Assoc ("SESSIONS_TS_V", Sessions_TS));
Insert (Result, Assoc ("SESSIONS_TERMINATE_V", Sessions_Terminate));
Insert (Result, Assoc ("KEYS_M", M_Keys));
Insert (Result, Assoc ("VALUES_M", M_Values));
return Result;
end Session_Table;
----------------
-- Slot_Table --
----------------
function Slot_Table return Translate_Set is
-- Avoids : may be referenced before it has a value
Sock : Vector_Tag with Warnings => Off;
Phase : Vector_Tag with Warnings => Off;
Abortable : Vector_Tag with Warnings => Off;
Activity_Counter : Vector_Tag with Warnings => Off;
Slot_Activity_Counter : Vector_Tag with Warnings => Off;
Activity_Time_Stamp : Vector_Tag with Warnings => Off;
Peer_Name : Vector_Tag with Warnings => Off;
Slot_Data : Slot;
Result : Translate_Set;
Now_Monolit : constant Real_Time.Time := Real_Time.Clock;
Now_Calendar : constant Calendar.Time := Calendar.Clock;
use type Calendar.Time;
use type Real_Time.Time;
begin
for K in 1 .. CNF.Max_Connection (Server.Properties) loop
Slot_Data := Server.Slots.Get (Index => K);
declare
SD : constant Socket_Data
:= Server.Slots.Get_Socket_Info (Index => K);
begin
Sock := Sock & SD.FD;
Peer_Name := Peer_Name & SD.Peername;
end;
Phase := Phase & Slot_Phase'Image (Slot_Data.Phase);
Abortable := Abortable
& Server.Slots.Is_Abortable (Index => K);
Activity_Counter := Activity_Counter & Slot_Data.Activity_Counter;
Slot_Activity_Counter := Slot_Activity_Counter
& Slot_Data.Slot_Activity_Counter;
Activity_Time_Stamp := Activity_Time_Stamp
& GNAT.Calendar.Time_IO.Image
(Now_Calendar - Real_Time.To_Duration
(Now_Monolit - Slot_Data.Phase_Time_Stamp), "%Y-%m-%d %T");
end loop;
Insert (Result, Assoc ("SOCK_V", Sock));
Insert (Result, Assoc ("PEER_NAME_V", Peer_Name));
Insert (Result, Assoc ("PHASE_V", Phase));
Insert (Result, Assoc ("ABORTABLE_V", Abortable));
Insert (Result, Assoc ("ACTIVITY_COUNTER_V", Activity_Counter));
Insert (Result, Assoc ("ACTIVITY_TIME_STAMP_V", Activity_Time_Stamp));
Insert
(Result, Assoc ("SLOT_ACTIVITY_COUNTER_V", Slot_Activity_Counter));
return Result;
end Slot_Table;
Admin_URI : constant String := CNF.Admin_URI (Server.Properties);
Result : Translate_Set;
begin
Insert (Result, Assoc ("SERVER_NAME",
CNF.Server_Name (Server.Properties)));
Insert (Result, Assoc ("CASE_SENSITIVE_PARAMETERS",
CNF.Case_Sensitive_Parameters (Server.Properties)));
Insert (Result, Assoc ("CHECK_URL_VALIDITY",
CNF.Check_URL_Validity (Server.Properties)));
Insert (Result, Assoc ("ERROR_LOG_FILENAME_PREFIX",
CNF.Error_Log_Filename_Prefix (Server.Properties)));
Insert (Result, Assoc ("ERROR_LOG_SPLIT_MODE",
CNF.Error_Log_Split_Mode (Server.Properties)));
Insert (Result, Assoc ("FREE_SLOTS_KEEP_ALIVE_LIMIT",
CNF.Free_Slots_Keep_Alive_Limit (Server.Properties)));
Insert (Result, Assoc ("CONTEXT_LIFETIME",
Utils.Image (CNF.Context_Lifetime)));
Insert (Result, Assoc ("DIRECTORY_BROWSER_PAGE",
CNF.Directory_Browser_Page (Server.Properties)));
Insert (Result, Assoc ("INPUT_LINE_SIZE_LIMIT",
CNF.Input_Line_Size_Limit));
Insert (Result, Assoc ("KEEP_ALIVE_FORCE_LIMIT",
CNF.Keep_Alive_Force_Limit (Server.Properties)));
Insert (Result, Assoc ("LINE_STACK_SIZE",
CNF.Line_Stack_Size (Server.Properties)));
Insert (Result, Assoc ("HOTPLUG_PORT",
CNF.Hotplug_Port (Server.Properties)));
Insert (Result, Assoc ("LOG_FILE_DIRECTORY",
CNF.Log_File_Directory (Server.Properties)));
Insert (Result, Assoc ("LOG_FILENAME_PREFIX",
CNF.Log_Filename_Prefix (Server.Properties)));
Insert (Result, Assoc ("REUSE_ADDRESS",
CNF.Reuse_Address (Server.Properties)));
Insert (Result, Assoc ("SECURITY_MODE",
CNF.Security_Mode (Server.Properties)));
Insert (Result, Assoc ("CIPHER_PRIORITIES",
CNF.Cipher_Priorities (Server.Properties)));
Insert (Result, Assoc ("EXCHANGE_CERTIFICATE",
CNF.Exchange_Certificate (Server.Properties)));
Insert (Result, Assoc ("SERVER_HOST",
CNF.Server_Host (Server.Properties)));
Insert (Result, Assoc ("SESSION_NAME",
CNF.Session_Name (Server.Properties)));
Insert (Result, Assoc ("TRANSIENT_CLEANUP_INTERVAL",
Utils.Image (CNF.Transient_Cleanup_Interval)));
Insert (Result, Assoc ("TRANSIENT_LIFETIME",
Utils.Image (CNF.Transient_Lifetime)));
Insert (Result, Assoc ("UPLOAD_SIZE_LIMIT",
CNF.Upload_Size_Limit (Server.Properties)));
Insert (Result, Assoc ("WWW_ROOT",
CNF.WWW_Root (Server.Properties)));
Insert (Result, Assoc ("START_TIME",
GNAT.Calendar.Time_IO.Image
(Server.Start_Time, "%Y-%m-%d %T")));
Insert (Result, Assoc ("MAX_CONCURRENT_DOWNLOAD",
CNF.Max_Concurrent_Download));
Insert (Result, Assoc ("MAX_CONNECTION",
CNF.Max_Connection (Server.Properties)));
Insert (Result, Assoc ("SERVER_PORT",
CNF.Server_Port (Server.Properties)));
Insert (Result, Assoc ("SECURITY",
CNF.Security (Server.Properties)));
Insert (Result, Assoc ("RSA_KEY",
CNF.Key (Server.Properties)));
Insert (Result, Assoc ("SERVER_SOCK",
Integer (Net.Get_FD (Socket (Server)))));
Insert (Result, Assoc ("ACCEPTOR_LENGTH",
Net.Acceptors.Length (Server.Acceptor)));
Insert (Result, Assoc ("CURRENT_CONNECTIONS",
Current_Connections (Server)));
Insert (Result, Assoc ("VERSION", Version));
Insert (Result, Assoc ("SESSION", CNF.Session (Server.Properties)));
Insert (Result, Assoc ("SESSION_ID_LENGTH", CNF.Session_Id_Length));
Insert (Result, Assoc ("SESSION_LIFETIME",
Utils.Image (Session.Get_Lifetime)));
Insert (Result, Assoc ("SESSION_CLEANUP_INTERVAL",
Utils.Image (CNF.Session_Cleanup_Interval)));
Insert (Result, Assoc ("CLEANER_WAIT_FOR_CLIENT_TIMEOUT",
Utils.Image
(CNF.Cleaner_Wait_For_Client_Timeout (Server.Properties))));
Insert (Result, Assoc ("CLEANER_CLIENT_HEADER_TIMEOUT",
Utils.Image (CNF.Cleaner_Client_Header_Timeout (Server.Properties))));
Insert (Result, Assoc ("CLEANER_CLIENT_DATA_TIMEOUT",
Utils.Image (CNF.Cleaner_Client_Data_Timeout (Server.Properties))));
Insert (Result, Assoc ("CLEANER_SERVER_RESPONSE_TIMEOUT",
Utils.Image
(CNF.Cleaner_Server_Response_Timeout (Server.Properties))));
Insert (Result, Assoc ("FORCE_WAIT_FOR_CLIENT_TIMEOUT",
Utils.Image (CNF.Force_Wait_For_Client_Timeout (Server.Properties))));
Insert (Result, Assoc ("FORCE_CLIENT_HEADER_TIMEOUT",
Utils.Image (CNF.Force_Client_Header_Timeout (Server.Properties))));
Insert (Result, Assoc ("FORCE_CLIENT_DATA_TIMEOUT",
Utils.Image (CNF.Force_Client_Data_Timeout (Server.Properties))));
Insert (Result, Assoc ("FORCE_SERVER_RESPONSE_TIMEOUT",
Utils.Image (CNF.Force_Server_Response_Timeout (Server.Properties))));
Insert (Result, Assoc ("SEND_TIMEOUT",
Utils.Image (CNF.Send_Timeout (Server.Properties))));
Insert (Result, Assoc ("RECEIVE_TIMEOUT",
Utils.Image (CNF.Receive_Timeout (Server.Properties))));
Insert (Result, Assoc ("ACCEPT_QUEUE_SIZE",
Utils.Image (CNF.Accept_Queue_Size (Server.Properties))));
Insert (Result, Assoc ("STATUS_PAGE",
CNF.Status_Page (Server.Properties)));
Insert (Result, Assoc ("LOGO", Admin_URI & "-logo"));
Insert (Result, Assoc ("LOG", Log.Is_Active (Server)));
Insert (Result, Assoc ("LOG_FILE", Log.Name (Server)));
Insert (Result, Assoc ("ERROR_LOG",
Log.Is_Error_Active (Server)));
Insert (Result, Assoc ("ERROR_LOG_FILE", Log.Error_Name (Server)));
Insert (Result, Assoc ("LOG_MODE",
AWS.Log.Split_Mode'Image (AWS.Log.Mode (Server.Log))));
Insert (Result, Assoc ("RESOURCES_SERVED",
Resources_Served (Server)));
Insert (Result, Assoc ("MAX_WEBSOCKET_HANDLER",
CNF.Max_WebSocket_Handler));
Insert (Result, Assoc ("WEBSOCKET_MESSAGE_QUEUE_SIZE",
Utils.Image (CNF.WebSocket_Message_Queue_Size)));
Insert (Result, Assoc ("WEBSOCKET_ORIGIN",
CNF.WebSocket_Origin));
Log_Extended_Fields : declare
Extended_Fields : Ada.Strings.Unbounded.Unbounded_String;
procedure Field_Id (Id : String);
-- Append Log_Extended_Fields to a Extended_Fields
----------------
-- Field_Id --
----------------
procedure Field_Id (Id : String) is
begin
Ada.Strings.Unbounded.Append (Extended_Fields, Id & " ");
end Field_Id;
procedure LEFGI is new
AWS.Config.Log_Extended_Fields_Generic_Iterate (Field_Id);
begin
LEFGI (Server.Properties);
Insert (Result, Assoc ("LOG_EXTENDED_FIELDS", Extended_Fields));
end Log_Extended_Fields;
Insert (Result, Assoc ("ADMIN", Admin_URI));
Insert (Result, Assoc ("UPLOAD_DIRECTORY",
CNF.Upload_Directory (Server.Properties)));
Insert (Result, Slot_Table);
Insert (Result, Session_Table);
Insert (Result, Hotplug.Get_Status (Server.Filters));
return Result;
end Translations;
function Translations (Server : HTTP) return Templates.Translate_Table is
use Templates;
Set : constant Translate_Set := Translations (Server);
Result : Translate_Table (1 .. Size (Set));
Index : Positive := Result'First;
procedure Action (Item : Association; Quit : in out Boolean);
------------
-- Action --
------------
procedure Action (Item : Association; Quit : in out Boolean) is
pragma Unreferenced (Quit);
begin
Result (Index) := Item;
Index := Index + 1;
end Action;
procedure For_Each is new For_Every_Association (Action);
begin
For_Each (Set);
return Result;
end Translations;
end AWS.Server.Status;
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