diff options
Diffstat (limited to 'lib/ssh')
| -rw-r--r-- | lib/ssh/test/ssh_basic_SUITE.erl | 97 |
1 files changed, 74 insertions, 23 deletions
diff --git a/lib/ssh/test/ssh_basic_SUITE.erl b/lib/ssh/test/ssh_basic_SUITE.erl index 35fca21021..9242731924 100644 --- a/lib/ssh/test/ssh_basic_SUITE.erl +++ b/lib/ssh/test/ssh_basic_SUITE.erl @@ -53,7 +53,7 @@ all() -> {group, hardening_tests} ]. -groups() -> +groups() -> [{dsa_key, [], basic_tests()}, {rsa_key, [], basic_tests()}, {dsa_pass_key, [], [pass_phrase]}, @@ -63,7 +63,11 @@ groups() -> ssh_connect_nonegtimeout_connected_sequential, ssh_connect_negtimeout_parallel, ssh_connect_negtimeout_sequential, - max_sessions]} + max_sessions_ssh_connect_parallel, + max_sessions_ssh_connect_sequential, + max_sessions_sftp_start_channel_parallel, + max_sessions_sftp_start_channel_sequential + ]} ]. @@ -859,40 +863,87 @@ openssh_zlib_basic_test(Config) -> %%-------------------------------------------------------------------- -max_sessions(Config) -> +max_sessions_ssh_connect_parallel(Config) -> + max_sessions(Config, true, connect_fun(ssh__connect,Config)). +max_sessions_ssh_connect_sequential(Config) -> + max_sessions(Config, false, connect_fun(ssh__connect,Config)). + +max_sessions_sftp_start_channel_parallel(Config) -> + max_sessions(Config, true, connect_fun(ssh_sftp__start_channel, Config)). +max_sessions_sftp_start_channel_sequential(Config) -> + max_sessions(Config, false, connect_fun(ssh_sftp__start_channel, Config)). + + +%%%---- helpers: +connect_fun(ssh__connect, Config) -> + fun(Host,Port) -> + ssh_test_lib:connect(Host, Port, + [{silently_accept_hosts, true}, + {user_dir, ?config(priv_dir,Config)}, + {user_interaction, false}, + {user, "carni"}, + {password, "meat"} + ]) + %% ssh_test_lib returns R when ssh:connect returns {ok,R} + end; +connect_fun(ssh_sftp__start_channel, _Config) -> + fun(Host,Port) -> + {ok,_Pid,ConnRef} = + ssh_sftp:start_channel(Host, Port, + [{silently_accept_hosts, true}, + {user, "carni"}, + {password, "meat"} + ]), + ConnRef + end. + + +max_sessions(Config, ParallelLogin, Connect) when is_function(Connect,2) -> SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), - MaxSessions = 2, - {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, + MaxSessions = 5, + {Pid, Host, Port} = ssh_test_lib:daemon([ + {system_dir, SystemDir}, {user_dir, UserDir}, {user_passwords, [{"carni", "meat"}]}, - {parallel_login, true}, + {parallel_login, ParallelLogin}, {max_sessions, MaxSessions} ]), - Connect = fun() -> - R=ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, - {user_dir, UserDir}, - {user_interaction, false}, - {user, "carni"}, - {password, "meat"} - ]), - ct:log("Connection ~p up",[R]) - end, - - try [Connect() || _ <- lists:seq(1,MaxSessions)] + try [Connect(Host,Port) || _ <- lists:seq(1,MaxSessions)] of - _ -> - ct:pal("Expect Info Report:",[]), - try Connect() + Connections -> + %% Step 1 ok: could set up max_sessions connections + ct:log("Connections up: ~p",[Connections]), + [_|_] = Connections, + + %% Now try one more than alowed: + ct:pal("Info Report might come here...",[]), + try Connect(Host,Port) of - _ConnectionRef -> + _ConnectionRef1 -> ssh:stop_daemon(Pid), {fail,"Too many connections accepted"} catch error:{badmatch,{error,"Connection closed"}} -> - ssh:stop_daemon(Pid), - ok + %% Step 2 ok: could not set up max_sessions+1 connections + %% This is expected + %% Now stop one connection and try to open one more + ok = ssh:close(hd(Connections)), + try Connect(Host,Port) + of + _ConnectionRef1 -> + %% Step 3 ok: could set up one more connection after killing one + %% Thats good. + ssh:stop_daemon(Pid), + ok + catch + error:{badmatch,{error,"Connection closed"}} -> + %% Bad indeed. Could not set up one more connection even after killing + %% one existing. Very bad. + ssh:stop_daemon(Pid), + {fail,"Does not decrease # active sessions"} + end end catch error:{badmatch,{error,"Connection closed"}} -> |