File 5801-Add-new-api-conn_info-for-SSL-connections-... of Package erlang

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File 5801-Add-new-api-conn_info-for-SSL-connections-to-LDAP-se.patch of Package erlang (Revision 4c8c699fba83d6bb20c8776c9ff0c9f0)

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From a537e48be916d5225b16e020da0def71ed928d89 Mon Sep 17 00:00:00 2001
From: anupamasingh10 <anupamasingh31@gmail.com>
Date: Thu, 23 Feb 2023 11:11:06 +0100
Subject: [PATCH 1/8] Add new api conn_info for SSL connections to LDAP server

---
 lib/eldap/doc/src/eldap.xml          | 26 +++++++++++++
 lib/eldap/src/eldap.erl              | 29 +++++++++++++-
 lib/eldap/test/eldap_basic_SUITE.erl | 56 ++++++++++++++++++++++++++--
 3 files changed, 107 insertions(+), 4 deletions(-)

diff --git a/lib/eldap/doc/src/eldap.xml b/lib/eldap/doc/src/eldap.xml
index 4d9ec96a70..8f08514886 100644
--- a/lib/eldap/doc/src/eldap.xml
+++ b/lib/eldap/doc/src/eldap.xml
@@ -548,6 +548,32 @@ Control2 = eldap:paged_result_control(PageSize, Cookie1),
 the series.
 </desc>
 </func>
+ <func>
+ <name since="OTP 26.0">conn_info(Handle) -> {ok, Data} | {error, Reason}</name>
+ <fsummary>Returns all the connection information.
+ </fsummary>
+ <type>
+	<v>Handle = handle()</v>
+	<v>Data = ssl:connection_info()</v>
+ </type>
+ <desc>Returns the most relevant information for SSL connection to an LDAP server, ssl options 
+ that are undefined will be filtered out. Note that values that affect the security of the
+ connection will only be returned if explicitly requested by conn_info/2.
+ </desc>
+ </func>
+ <func>
+ <name since="OTP 26.0">conn_info(Handle, Items) -> {ok, Data} | {error, Reason}</name>
+ <fsummary>Returns the requested connection information.
+ </fsummary>
+ <type>
+	<v>Handle = handle()</v>
+	<v>Items = ssl:connection_info_items()</v>
+	<v>Data = ssl:connection_info()</v>
+ </type>
+ <desc>Returns the requested information items about the SSL connection to LDAP server,
+ if they are defined.
+ </desc>
+ </func>
 
 </funcs>
 
diff --git a/lib/eldap/src/eldap.erl b/lib/eldap/src/eldap.erl
index 22d816c8c8..cc27a31966 100644
--- a/lib/eldap/src/eldap.erl
+++ b/lib/eldap/src/eldap.erl
@@ -30,7 +30,9 @@
 	 parse_ldap_url/1,
 	 paged_result_control/1,
 	 paged_result_control/2,
-	 paged_result_cookie/1]).
+	 paged_result_cookie/1,
+ conn_info/1,
+ conn_info/2]).
 
 -export([neverDerefAliases/0, derefInSearching/0,
 derefFindingBaseObj/0, derefAlways/0]).
@@ -154,6 +156,16 @@ controlling_process(Handle, Pid) when is_pid(Handle), is_pid(Pid) ->
 send(Handle, {cnt_proc, Pid}),
 recv(Handle).
 
+%%% --------------------------------------------------------------------
+%%% Return LDAP connection information
+%%% --------------------------------------------------------------------
+conn_info(Handle) when is_pid(Handle) ->
+ conn_info(Handle, []).
+
+conn_info(Handle, Items) when is_pid(Handle) ->
+ send(Handle, {conn_info, Items}),
+ recv(Handle).
+
 %%% --------------------------------------------------------------------
 %%% Authenticate ourselves to the Directory
 %%% using simple authentication.
@@ -608,6 +620,17 @@ loop(Cpid, Data) ->
 	 send(From, Result),
 	 ?MODULE:loop(Cpid, Data);
 
+ {From, {conn_info, Items}} ->
+ Res =
+ case Data#eldap.ldaps of
+ true ->
+ get_ssl_conn_info(Data#eldap.fd, Items);
+ false ->
+ {error, "Not an SSL connection"} 
+ end,
+ send(From, Res),
+ ?MODULE:loop(Cpid, Data);
+
 	{Cpid, 'EXIT', Reason} ->
 	 ?PRINT("Got EXIT from Cpid, reason=~p~n",[Reason]),
 	 exit(Reason);
@@ -618,6 +641,10 @@ loop(Cpid, Data) ->
 
 end.
 
+get_ssl_conn_info(SockFd, []) ->
+ ssl:connection_information(SockFd);
+get_ssl_conn_info(SockFd, Items) ->
+ ssl:connection_information(SockFd, Items).
 
 %%% --------------------------------------------------------------------
 %%% startTLS Request
diff --git a/lib/eldap/test/eldap_basic_SUITE.erl b/lib/eldap/test/eldap_basic_SUITE.erl
index 5fa6d4ca69..1c283a1f82 100644
--- a/lib/eldap/test/eldap_basic_SUITE.erl
+++ b/lib/eldap/test/eldap_basic_SUITE.erl
@@ -46,6 +46,7 @@
 more_add/1,
 open_ret_val_error/1,
 open_ret_val_success/1,
+ plain_ldap_conn_info_error/1,
 search_filter_and/1,
 search_filter_and_not/1,
 search_filter_equalityMatch/1,
@@ -63,6 +64,8 @@
 search_extensible_match_without_dn/1,
 search_paged_results/1,
 ssl_connection/1,
+ ssl_conn_info/1,
+ ssl_conn_info_items/1,
 start_tls_on_ssl_should_fail/1,
 start_tls_twice_should_fail/1,
 tcp_connection/1,
@@ -81,8 +84,8 @@
 suite/0
 ]).
 
-%%-include_lib("common_test/include/ct.hrl").
 -include_lib("common_test/include/ct.hrl").
+-include_lib("stdlib/include/assert.hrl").
 -include_lib("eldap/include/eldap.hrl").
 -include_lib("eldap/ebin/ELDAPv3.hrl").
 
@@ -159,7 +162,10 @@ connection_tests() ->
 client_side_bind_timeout,
 client_side_add_timeout,
 client_side_search_timeout,
- close_after_tcp_error
+ close_after_tcp_error,
+ ssl_conn_info,
+ ssl_conn_info_items,
+ plain_ldap_conn_info_error
 ].
 
 
@@ -259,7 +265,7 @@ end_per_group(start_tls_api, Config) -> clear_db(Config);
 end_per_group(_Group, Config) -> Config.
 
 
-init_per_testcase(ssl_connection, Config) ->
+init_per_testcase(TC, Config) when TC == ssl_connection; TC == ssl_conn_info; TC == ssl_conn_info_items ->
 case proplists:get_value(ssl_available,Config) of
 	true ->
 	 SSL_Port = 9999,
@@ -422,6 +428,50 @@ ssl_connection(Config) ->
 	Other -> ct:fail("eldap:open failed: ~p",[Other])
 end.
 
+%%%----------------------------------------------------------------
+ssl_conn_info(Config) ->
+ Host = proplists:get_value(listen_host, Config),
+ Port = proplists:get_value(ssl_listen_port, Config),
+ Opts = proplists:get_value(tcp_connect_opts, Config),
+ SSLOpts = proplists:get_value(ssl_connect_opts, Config),
+ case eldap:open([Host], [{port,Port},
+			 {ssl,true},
+			 {timeout,5000},
+			 {sslopts,SSLOpts}|Opts]) of
+	{ok,H} ->
+ ?assertMatch({ok, _Data}, eldap:conn_info(H));
+	Other -> ct:fail("eldap:open failed: ~p",[Other])
+ end.
+
+%%%----------------------------------------------------------------
+ssl_conn_info_items(Config) ->
+ Host = proplists:get_value(listen_host, Config),
+ Port = proplists:get_value(ssl_listen_port, Config),
+ Opts = proplists:get_value(tcp_connect_opts, Config),
+ SSLOpts = proplists:get_value(ssl_connect_opts, Config),
+ case eldap:open([Host], [{port,Port},
+			 {ssl,true},
+			 {timeout,5000},
+			 {sslopts,SSLOpts}|Opts]) of
+	{ok,H} ->
+ ?assertEqual({ok, [{protocol, 'tlsv1.3'}, {session_resumption, false}]},
+ eldap:conn_info(H, [protocol, session_resumption]));
+	Other -> ct:fail("eldap:open failed: ~p",[Other])
+ end.
+
+%%%----------------------------------------------------------------
+plain_ldap_conn_info_error(Config) ->
+ Host = proplists:get_value(listen_host, Config),
+ Port = proplists:get_value(listen_port, Config),
+ Opts = proplists:get_value(tcp_connect_opts, Config),
+ T = 1000,
+ case eldap:open([Host], [{timeout,T},{port,Port}|Opts]) of
+ {ok,H} ->
+ ?assertMatch({error, "Not an SSL connection"},
+ eldap:conn_info(H));
+ Other -> ct:fail("eldap:open failed: ~p",[Other])
+ end.
+
 %%%----------------------------------------------------------------
 client_side_add_timeout(Config) ->
 client_timeout(
-- 
2.35.3

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File 5801-Add-new-api-conn_info-for-SSL-connections-to-LDAP-se.patch of Package erlang (Revision 4c8c699fba83d6bb20c8776c9ff0c9f0)

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