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223 | ------------------------------------------------------------------------------
-- Ada Web Server --
-- --
-- Copyright (C) 2007-2021, AdaCore --
-- --
-- This 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 software 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. See the GNU --
-- General Public License for more details. --
-- --
-- You should have received a copy of the GNU General Public License --
-- distributed with this software; see file COPYING3. If not, go --
-- to http://www.gnu.org/licenses for a complete copy of the license. --
------------------------------------------------------------------------------
with Ada.Exceptions;
with Ada.Environment_Variables;
with Ada.Text_IO;
with Ada.Strings.Fixed;
with AWS.Client;
with AWS.Parameters;
with AWS.Server.Status;
with AWS.Response;
with AWS.Status;
with AWS.MIME;
with AWS.URL;
with AWS.Utils;
procedure URL_Object is
use Ada;
use AWS;
WS : Server.HTTP;
function CB (Request : Status.Data) return Response.Data is
U : constant URL.Object := Status.URI (Request);
P : constant Parameters.List := Status.Parameters (Request);
URL_Image : String := URL.URL (U);
Port : constant Positive := Server.Status.Port (WS);
Port_Image : constant String := Utils.Image (Port);
Port_Idx : constant Natural :=
Strings.Fixed.Index (URL_Image, ':' & Port_Image & '/');
begin
Strings.Fixed.Replace_Slice
(URL_Image, Port_Idx + 1, Port_Idx + Port_Image'Length, "port");
Text_IO.Put_Line ("p1=" & Parameters.Get (P, "p1"));
Text_IO.Put_Line ("p2=" & Parameters.Get (P, "p2"));
Text_IO.Put_Line ("----------------------");
Text_IO.Put_Line ("p1=" & Status.Parameter (Request, "p1"));
Text_IO.Put_Line ("p2=" & Status.Parameter (Request, "p2"));
Text_IO.Put_Line ("----------------------");
Text_IO.Put_Line ("URI = " & Status.URI (Request));
Text_IO.Put_Line ("URL = " & URL_Image);
Text_IO.Put_Line ("Query = " & URL.Query (U));
Text_IO.Put_Line ("Path = " & URL.Path (U));
Text_IO.Put_Line ("Pathname = " & URL.Pathname (U));
Text_IO.Put_Line ("File = " & URL.File (U));
Text_IO.Put_Line ("Parameters = " & URL.Parameters (U));
Text_IO.Put_Line ("Server_Name = " & URL.Server_Name (U));
if URL.Port (U) /= Port or else URL.Port (U) /= Port_Image then
Text_IO.Put_Line ("URL.Port error");
end if;
return Response.Build (MIME.Text_HTML, "not used");
exception
when E : others =>
Text_IO.Put_Line (Ada.Exceptions.Exception_Information (E));
return Response.Build (MIME.Text_HTML, "error");
end CB;
procedure Test_Relative_Resolution
(Base : String; URI : String; Expected : String)
is
use Ada.Strings.Fixed;
use AWS.URL;
Len : Integer;
Pad : Integer;
URI_O : AWS.URL.Object;
Base_O : AWS.URL.Object;
Result : AWS.URL.Object;
begin
URI_O := Parse (URI, Check_Validity => False);
Base_O := Parse (Base, Check_Validity => False);
Result := Resolve (URI_O, Base_O);
if URI'Length > 20 then
Len := URI'Length;
Pad := 0;
else
Len := 20;
Pad := 20 - URI'Length;
end if;
Text_IO.Put_Line (URI & (Pad * ' ') & " -> " & AWS.URL.URL (Result));
if AWS.URL.URL (Result) /= Expected then
Text_IO.Put_Line
("FAILURE" & ((Len - 13) * ' ') & "Expected: " & Expected);
Text_IO.Put_Line ("* " & AWS.URL.URL (Base_O));
Text_IO.Put_Line (" Protocol = " & Protocol_Name (Base_O));
Text_IO.Put_Line (" Host = " & Host (Base_O));
Text_IO.Put_Line (" Abs_Path = " & Abs_Path (Base_O));
Text_IO.Put_Line (" Path = " & Path (Base_O));
Text_IO.Put_Line (" File = " & File (Base_O));
Text_IO.Put_Line ("* " & AWS.URL.URL (URI_O));
Text_IO.Put_Line (" Protocol = " & Protocol_Name (URI_O));
Text_IO.Put_Line (" Host = " & Host (URI_O));
Text_IO.Put_Line (" Abs_Path = " & Abs_Path (URI_O));
Text_IO.Put_Line (" Path = " & Path (URI_O));
Text_IO.Put_Line (" File = " & File (URI_O));
Text_IO.New_Line;
end if;
exception
when E : others =>
if Ada.Environment_Variables.Exists ("debug_aws_test") then
Text_IO.Put_Line (Ada.Exceptions.Exception_Information (E));
else
-- Do not show stack locations if not requested:
Text_IO.Put_Line ("Exception name: "
& Ada.Exceptions.Exception_Name (E));
Text_IO.Put_Line ("Message: "
& Ada.Exceptions.Exception_Message (E));
Text_IO.New_Line;
end if;
end Test_Relative_Resolution;
begin
Server.Start (WS, "url_object", CB'Unrestricted_Access, Port => 0);
Text_IO.Put_Line ("started"); Ada.Text_IO.Flush;
declare
URL : constant String := AWS.Server.Status.Local_URL (WS);
R : Response.Data;
begin
R := Client.Get (URL & "/get_it?p1=1&p2=toto");
R := Client.Get (URL & "/get_it/disk.html?p1=0956&p2=uuu");
end;
Server.Shutdown (WS);
Text_IO.Put_Line ("shutdown");
Text_IO.New_Line;
Text_IO.Put_Line ("------------------------------------------------------");
Text_IO.Put_Line ("Testing Relative URL Resolution - RFC 2557 Section 5.2");
declare
Base : constant String := "http://a/b/c/d;p?q=q";
begin
-- '=' were added to query strings because AWS.Parameters cannot handle
-- arbitrary query strings.
Text_IO.New_Line;
Text_IO.Put_Line ("Base: " & Base);
Text_IO.Put_Line ("----------------------");
Text_IO.New_Line;
Text_IO.Put_Line ("Normal Examples:");
Test_Relative_Resolution (Base, "g:h", "g:h");
Test_Relative_Resolution (Base, "g", "http://a/b/c/g");
Test_Relative_Resolution (Base, "./g", "http://a/b/c/g");
Test_Relative_Resolution (Base, "g/", "http://a/b/c/g/");
Test_Relative_Resolution (Base, "/g", "http://a/g");
-- Test_Relative_Resolution (Base, "//g", "http://g");
Test_Relative_Resolution (Base, "//g/", "http://g/");
Test_Relative_Resolution (Base, "?y=y", "http://a/b/c/d;p?y=y");
Test_Relative_Resolution (Base, "g?y=y", "http://a/b/c/g?y=y");
Test_Relative_Resolution (Base, "#s", "http://a/b/c/d;p?q=q#s");
Test_Relative_Resolution (Base, "g#s", "http://a/b/c/g#s");
Test_Relative_Resolution (Base, "g?y=y#s", "http://a/b/c/g?y=y#s");
Test_Relative_Resolution (Base, ";x", "http://a/b/c/;x");
Test_Relative_Resolution (Base, "g;x", "http://a/b/c/g;x");
Test_Relative_Resolution (Base, "g;x?y=y#s", "http://a/b/c/g;x?y=y#s");
Test_Relative_Resolution (Base, "", "http://a/b/c/d;p?q=q");
Test_Relative_Resolution (Base, ".", "http://a/b/c/");
Test_Relative_Resolution (Base, "./", "http://a/b/c/");
Test_Relative_Resolution (Base, "..", "http://a/b/");
Test_Relative_Resolution (Base, "../", "http://a/b/");
Test_Relative_Resolution (Base, "../g", "http://a/b/g");
Test_Relative_Resolution (Base, "../..", "http://a/");
Test_Relative_Resolution (Base, "../../", "http://a/");
Test_Relative_Resolution (Base, "../../g", "http://a/g");
Text_IO.New_Line;
Text_IO.Put_Line ("Too much '..':");
Test_Relative_Resolution (Base, "../../../g", "http://a/g");
Test_Relative_Resolution (Base, "../../../../g", "http://a/g");
Text_IO.New_Line;
Text_IO.Put_Line ("Do not remove '.' and '..' in path components:");
Test_Relative_Resolution (Base, "/./g", "http://a/g");
Test_Relative_Resolution (Base, "/../g", "http://a/g");
Test_Relative_Resolution (Base, "g.", "http://a/b/c/g.");
Test_Relative_Resolution (Base, ".g", "http://a/b/c/.g");
Test_Relative_Resolution (Base, "g..", "http://a/b/c/g..");
Test_Relative_Resolution (Base, "..g", "http://a/b/c/..g");
Text_IO.New_Line;
Text_IO.Put_Line ("Unnecessary '.' and '..':");
Test_Relative_Resolution (Base, "./../g", "http://a/b/g");
Test_Relative_Resolution (Base, "./g/.", "http://a/b/c/g/");
Test_Relative_Resolution (Base, "g/./h", "http://a/b/c/g/h");
Test_Relative_Resolution (Base, "g/../h", "http://a/b/c/h");
Test_Relative_Resolution (Base, "g;x=1/./y", "http://a/b/c/g;x=1/y");
Test_Relative_Resolution (Base, "g;x=1/../y", "http://a/b/c/y");
Text_IO.New_Line;
Text_IO.Put_Line ("Separate query and fragment:");
Test_Relative_Resolution (Base, "g?y=/./x", "http://a/b/c/g?y=/./x");
Test_Relative_Resolution (Base, "g?y=/../x", "http://a/b/c/g?y=/../x");
Test_Relative_Resolution (Base, "g#s/./x", "http://a/b/c/g#s/./x");
Test_Relative_Resolution (Base, "g#s/../x", "http://a/b/c/g#s/../x");
Text_IO.New_Line;
Text_IO.Put_Line ("No scheme in relative URI (strict):");
Test_Relative_Resolution (Base, "http:g", "http:g");
end;
end URL_Object;
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