%% %% %CopyrightBegin% %% %% Copyright Ericsson AB 2008-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in %% compliance with the License. You should have received a copy of the %% Erlang Public License along with this software. If not, it can be %% retrieved online at http://www.erlang.org/. %% %% Software distributed under the License is distributed on an "AS IS" %% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See %% the License for the specific language governing rights and limitations %% under the License. %% %% %CopyrightEnd% %% %% -module(ssh_basic_SUITE). -include_lib("common_test/include/ct.hrl"). -include_lib("kernel/include/inet.hrl"). %% Note: This directive should only be used in test suites. -compile(export_all). -define(NEWLINE, <<"\r\n">>). %%-------------------------------------------------------------------- %% Common Test interface functions ----------------------------------- %%-------------------------------------------------------------------- suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [app_test, appup_test, {group, dsa_key}, {group, rsa_key}, {group, dsa_pass_key}, {group, rsa_pass_key}, {group, internal_error}, daemon_already_started, server_password_option, server_userpassword_option, double_close, ssh_connect_timeout, ssh_connect_arg4_timeout, {group, hardening_tests} ]. groups() -> [{dsa_key, [], basic_tests()}, {rsa_key, [], basic_tests()}, {dsa_pass_key, [], [pass_phrase]}, {rsa_pass_key, [], [pass_phrase]}, {internal_error, [], [internal_error]}, {hardening_tests, [], [ssh_connect_nonegtimeout_connected_parallel, ssh_connect_nonegtimeout_connected_sequential, ssh_connect_negtimeout_parallel, ssh_connect_negtimeout_sequential, max_sessions_ssh_connect_parallel, max_sessions_ssh_connect_sequential, max_sessions_sftp_start_channel_parallel, max_sessions_sftp_start_channel_sequential ]} ]. basic_tests() -> [send, close, peername_sockname, exec, exec_compressed, shell, cli, known_hosts, idle_time, rekey, openssh_zlib_basic_test, misc_ssh_options, inet_option]. %%-------------------------------------------------------------------- init_per_suite(Config) -> case catch crypto:start() of ok -> Config; _Else -> {skip, "Crypto could not be started!"} end. end_per_suite(_Config) -> ssh:stop(), crypto:stop(). %%-------------------------------------------------------------------- init_per_group(hardening_tests, Config) -> init_per_group(dsa_key, Config); init_per_group(dsa_key, Config) -> DataDir = ?config(data_dir, Config), PrivDir = ?config(priv_dir, Config), ssh_test_lib:setup_dsa(DataDir, PrivDir), Config; init_per_group(rsa_key, Config) -> DataDir = ?config(data_dir, Config), PrivDir = ?config(priv_dir, Config), ssh_test_lib:setup_rsa(DataDir, PrivDir), Config; init_per_group(rsa_pass_key, Config) -> DataDir = ?config(data_dir, Config), PrivDir = ?config(priv_dir, Config), ssh_test_lib:setup_rsa_pass_pharse(DataDir, PrivDir, "Password"), [{pass_phrase, {rsa_pass_phrase, "Password"}}| Config]; init_per_group(dsa_pass_key, Config) -> DataDir = ?config(data_dir, Config), PrivDir = ?config(priv_dir, Config), ssh_test_lib:setup_dsa_pass_pharse(DataDir, PrivDir, "Password"), [{pass_phrase, {dsa_pass_phrase, "Password"}}| Config]; init_per_group(internal_error, Config) -> DataDir = ?config(data_dir, Config), PrivDir = ?config(priv_dir, Config), ssh_test_lib:setup_dsa(DataDir, PrivDir), file:delete(filename:join(PrivDir, "system/ssh_host_dsa_key")), Config; init_per_group(_, Config) -> Config. end_per_group(hardening_tests, Config) -> end_per_group(dsa_key, Config); end_per_group(dsa_key, Config) -> PrivDir = ?config(priv_dir, Config), ssh_test_lib:clean_dsa(PrivDir), Config; end_per_group(rsa_key, Config) -> PrivDir = ?config(priv_dir, Config), ssh_test_lib:clean_rsa(PrivDir), Config; end_per_group(dsa_pass_key, Config) -> PrivDir = ?config(priv_dir, Config), ssh_test_lib:clean_dsa(PrivDir), Config; end_per_group(rsa_pass_key, Config) -> PrivDir = ?config(priv_dir, Config), ssh_test_lib:clean_rsa(PrivDir), Config; end_per_group(internal_error, Config) -> PrivDir = ?config(priv_dir, Config), ssh_test_lib:clean_dsa(PrivDir), Config; end_per_group(_, Config) -> Config. %%-------------------------------------------------------------------- init_per_testcase(_TestCase, Config) -> ssh:start(), Config. end_per_testcase(TestCase, Config) when TestCase == server_password_option; TestCase == server_userpassword_option -> UserDir = filename:join(?config(priv_dir, Config), nopubkey), ssh_test_lib:del_dirs(UserDir), end_per_testcase(Config); end_per_testcase(_TestCase, Config) -> end_per_testcase(Config). end_per_testcase(_Config) -> ssh:stop(), ok. %%-------------------------------------------------------------------- %% Test Cases -------------------------------------------------------- %%-------------------------------------------------------------------- app_test() -> [{doc, "App lication consistency test."}]. app_test(Config) when is_list(Config) -> ?t:app_test(ssh), ok. %%-------------------------------------------------------------------- appup_test() -> [{doc, "Appup file consistency test."}]. appup_test(Config) when is_list(Config) -> ok = ?t:appup_test(ssh). %%-------------------------------------------------------------------- misc_ssh_options() -> [{doc, "Test that we can set some misc options not tested elsewhere, " "some options not yet present are not decided if we should support or " "if they need thier own test case."}]. misc_ssh_options(Config) when is_list(Config) -> SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), CMiscOpt0 = [{connect_timeout, 1000}, {user_dir, UserDir}], CMiscOpt1 = [{connect_timeout, infinity}, {user_dir, UserDir}], SMiscOpt0 = [{user_dir, UserDir}, {system_dir, SystemDir}], SMiscOpt1 = [{user_dir, UserDir}, {system_dir, SystemDir}], basic_test([{client_opts, CMiscOpt0}, {server_opts, SMiscOpt0}]), basic_test([{client_opts, CMiscOpt1}, {server_opts, SMiscOpt1}]). %%-------------------------------------------------------------------- inet_option() -> [{doc, "Test configuring IPv4"}]. inet_option(Config) when is_list(Config) -> SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), ClientOpts = [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}], ServerOpts = [{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}], basic_test([{client_opts, [{inet, inet} | ClientOpts]}, {server_opts, [{inet, inet} | ServerOpts]}]). %%-------------------------------------------------------------------- inet6_option() -> [{doc, "Test configuring IPv6"}]. inet6_option(Config) when is_list(Config) -> SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), ClientOpts = [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}], ServerOpts = [{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}], basic_test([{client_opts, [{inet, inet6} | ClientOpts]}, {server_opts, [{inet, inet6} | ServerOpts]}]). %%-------------------------------------------------------------------- exec() -> [{doc, "Test api function ssh_connection:exec"}]. exec(Config) when is_list(Config) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}]), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}]), {ok, ChannelId0} = ssh_connection:session_channel(ConnectionRef, infinity), success = ssh_connection:exec(ConnectionRef, ChannelId0, "1+1.", infinity), Data0 = {ssh_cm, ConnectionRef, {data, ChannelId0, 0, <<"2\n">>}}, case ssh_test_lib:receive_exec_result(Data0) of expected -> ok; Other0 -> ct:fail(Other0) end, ssh_test_lib:receive_exec_end(ConnectionRef, ChannelId0), %% Test that it is possible to start a new channel and %% run an other exec on the same connection. {ok, ChannelId1} = ssh_connection:session_channel(ConnectionRef, infinity), success = ssh_connection:exec(ConnectionRef, ChannelId1, "2+2.", infinity), Data1 = {ssh_cm, ConnectionRef, {data, ChannelId1, 0, <<"4\n">>}}, case ssh_test_lib:receive_exec_result(Data1) of expected -> ok; Other1 -> ct:fail(Other1) end, ssh_test_lib:receive_exec_end(ConnectionRef, ChannelId1), ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- exec_compressed() -> [{doc, "Test that compression option works"}]. exec_compressed(Config) when is_list(Config) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir},{user_dir, UserDir}, {compression, zlib}, {failfun, fun ssh_test_lib:failfun/2}]), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}]), {ok, ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity), success = ssh_connection:exec(ConnectionRef, ChannelId, "1+1.", infinity), Data = {ssh_cm, ConnectionRef, {data, ChannelId, 0, <<"2\n">>}}, case ssh_test_lib:receive_exec_result(Data) of expected -> ok; Other -> ct:fail(Other) end, ssh_test_lib:receive_exec_end(ConnectionRef, ChannelId), ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- idle_time() -> [{doc, "Idle timeout test"}]. idle_time(Config) -> SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}]), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}, {idle_time, 2000}]), {ok, Id} = ssh_connection:session_channel(ConnectionRef, 1000), ssh_connection:close(ConnectionRef, Id), receive after 10000 -> {error, closed} = ssh_connection:session_channel(ConnectionRef, 1000) end, ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- rekey() -> [{doc, "Idle timeout test"}]. rekey(Config) -> SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}, {rekey_limit, 0}]), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}, {rekey_limit, 0}]), receive after 200000 -> %%By this time rekeying would have been done ssh:close(ConnectionRef), ssh:stop_daemon(Pid) end. %%-------------------------------------------------------------------- shell() -> [{doc, "Test that ssh:shell/2 works"}]. shell(Config) when is_list(Config) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {_Pid, _Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir},{user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}]), ct:sleep(500), IO = ssh_test_lib:start_io_server(), Shell = ssh_test_lib:start_shell(Port, IO, UserDir), receive {'EXIT', _, _} -> ct:fail(no_ssh_connection); ErlShellStart -> ct:pal("Erlang shell start: ~p~n", [ErlShellStart]), do_shell(IO, Shell) end. %%-------------------------------------------------------------------- cli() -> [{doc, ""}]. cli(Config) when is_list(Config) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {_Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir},{user_dir, UserDir}, {password, "morot"}, {ssh_cli, {ssh_test_cli, [cli]}}, {subsystems, []}, {failfun, fun ssh_test_lib:failfun/2}]), ct:sleep(500), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user, "foo"}, {password, "morot"}, {user_interaction, false}, {user_dir, UserDir}]), {ok, ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity), ssh_connection:shell(ConnectionRef, ChannelId), ok = ssh_connection:send(ConnectionRef, ChannelId, <<"q">>), receive {ssh_cm, ConnectionRef, {data,0,0, <<"\r\nYou are accessing a dummy, type \"q\" to exit\r\n\n">>}} -> ok = ssh_connection:send(ConnectionRef, ChannelId, <<"q">>) end, receive {ssh_cm, ConnectionRef,{closed, ChannelId}} -> ok end. %%-------------------------------------------------------------------- daemon_already_started() -> [{doc, "Test that get correct error message if you try to start a daemon", "on an adress that already runs a daemon see also seq10667"}]. daemon_already_started(Config) when is_list(Config) -> SystemDir = ?config(data_dir, Config), UserDir = ?config(priv_dir, Config), {Pid, _Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}]), {error, eaddrinuse} = ssh_test_lib:daemon(Port, [{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}]), ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- server_password_option() -> [{doc, "validate to server that uses the 'password' option"}]. server_password_option(Config) when is_list(Config) -> PrivDir = ?config(priv_dir, Config), UserDir = filename:join(PrivDir, nopubkey), % to make sure we don't use public-key-auth file:make_dir(UserDir), SysDir = ?config(data_dir, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SysDir}, {user_dir, UserDir}, {password, "morot"}]), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user, "foo"}, {password, "morot"}, {user_interaction, false}, {user_dir, UserDir}]), Reason = "Unable to connect using the available authentication methods", {error, Reason} = ssh:connect(Host, Port, [{silently_accept_hosts, true}, {user, "vego"}, {password, "foo"}, {user_interaction, false}, {user_dir, UserDir}]), ct:pal("Test of wrong password: Error msg: ~p ~n", [Reason]), ssh:close(ConnectionRef), ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- server_userpassword_option() -> [{doc, "validate to server that uses the 'password' option"}]. server_userpassword_option(Config) when is_list(Config) -> PrivDir = ?config(priv_dir, Config), UserDir = filename:join(PrivDir, nopubkey), % to make sure we don't use public-key-auth file:make_dir(UserDir), SysDir = ?config(data_dir, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SysDir}, {user_dir, PrivDir}, {user_passwords, [{"vego", "morot"}]}]), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user, "vego"}, {password, "morot"}, {user_interaction, false}, {user_dir, UserDir}]), ssh:close(ConnectionRef), Reason = "Unable to connect using the available authentication methods", {error, Reason} = ssh:connect(Host, Port, [{silently_accept_hosts, true}, {user, "foo"}, {password, "morot"}, {user_interaction, false}, {user_dir, UserDir}]), {error, Reason} = ssh:connect(Host, Port, [{silently_accept_hosts, true}, {user, "vego"}, {password, "foo"}, {user_interaction, false}, {user_dir, UserDir}]), ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- known_hosts() -> [{doc, "check that known_hosts is updated correctly"}]. known_hosts(Config) when is_list(Config) -> SystemDir = ?config(data_dir, Config), PrivDir = ?config(priv_dir, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{user_dir, PrivDir},{system_dir, SystemDir}, {failfun, fun ssh_test_lib:failfun/2}]), KnownHosts = filename:join(PrivDir, "known_hosts"), file:delete(KnownHosts), {error, enoent} = file:read_file(KnownHosts), ConnectionRef = ssh_test_lib:connect(Host, Port, [{user_dir, PrivDir}, {user_interaction, false}, silently_accept_hosts]), {ok, _Channel} = ssh_connection:session_channel(ConnectionRef, infinity), ok = ssh:close(ConnectionRef), {ok, Binary} = file:read_file(KnownHosts), Lines = string:tokens(binary_to_list(Binary), "\n"), [Line] = Lines, [HostAndIp, Alg, _KeyData] = string:tokens(Line, " "), [Host, _Ip] = string:tokens(HostAndIp, ","), "ssh-" ++ _ = Alg, ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- pass_phrase() -> [{doc, "Test that we can use keyes protected by pass phrases"}]. pass_phrase(Config) when is_list(Config) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), PhraseArg = ?config(pass_phrase, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}]), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, PhraseArg, {user_dir, UserDir}, {user_interaction, false}]), {ok, _ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity), ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- internal_error() -> [{doc,"Test that client does not hang if disconnects due to internal error"}]. internal_error(Config) when is_list(Config) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}]), {error, Error} = ssh:connect(Host, Port, [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}]), check_error(Error), ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- send() -> [{doc, "Test ssh_connection:send/3"}]. send(Config) when is_list(Config) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}]), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}]), {ok, ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity), ok = ssh_connection:send(ConnectionRef, ChannelId, <<"Data">>), ok = ssh_connection:send(ConnectionRef, ChannelId, << >>), ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- peername_sockname() -> [{doc, "Test ssh:connection_info([peername, sockname])"}]. peername_sockname(Config) when is_list(Config) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {_Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {subsystems, [{"peername_sockname", {ssh_peername_sockname_server, []}} ]} ]), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}]), {ok, ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity), success = ssh_connection:subsystem(ConnectionRef, ChannelId, "peername_sockname", infinity), [{peer, {_Name, {HostPeerClient,PortPeerClient} = ClientPeer}}] = ssh:connection_info(ConnectionRef, [peer]), [{sockname, {HostSockClient,PortSockClient} = ClientSock}] = ssh:connection_info(ConnectionRef, [sockname]), ct:pal("Client: ~p ~p", [ClientPeer, ClientSock]), receive {ssh_cm, ConnectionRef, {data, ChannelId, _, Response}} -> {PeerNameSrv,SockNameSrv} = binary_to_term(Response), {HostPeerSrv,PortPeerSrv} = PeerNameSrv, {HostSockSrv,PortSockSrv} = SockNameSrv, ct:pal("Server: ~p ~p", [PeerNameSrv, SockNameSrv]), host_equal(HostPeerSrv, HostSockClient), PortPeerSrv = PortSockClient, host_equal(HostSockSrv, HostPeerClient), PortSockSrv = PortPeerClient, host_equal(HostSockSrv, Host), PortSockSrv = Port after 10000 -> throw(timeout) end. host_equal(H1, H2) -> not ordsets:is_disjoint(ips(H1), ips(H2)). ips(IP) when is_tuple(IP) -> ordsets:from_list([IP]); ips(Name) when is_list(Name) -> {ok,#hostent{h_addr_list=IPs4}} = inet:gethostbyname(Name,inet), {ok,#hostent{h_addr_list=IPs6}} = inet:gethostbyname(Name,inet6), ordsets:from_list(IPs4++IPs6). %%-------------------------------------------------------------------- close() -> [{doc, "Client receives close when server closes"}]. close(Config) when is_list(Config) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {Server, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}]), Client = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}]), {ok, ChannelId} = ssh_connection:session_channel(Client, infinity), ssh:stop_daemon(Server), receive {ssh_cm, Client,{closed, ChannelId}} -> ok after 5000 -> ct:fail(timeout) end. %%-------------------------------------------------------------------- double_close() -> [{doc, "Simulate that we try to close an already closed connection"}]. double_close(Config) when is_list(Config) -> SystemDir = ?config(data_dir, Config), PrivDir = ?config(priv_dir, Config), UserDir = filename:join(PrivDir, nopubkey), % to make sure we don't use public-key-auth file:make_dir(UserDir), {_Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {user_passwords, [{"vego", "morot"}]}, {failfun, fun ssh_test_lib:failfun/2}]), {ok, CM} = ssh:connect(Host, Port, [{silently_accept_hosts, true}, {user_dir, UserDir}, {user, "vego"}, {password, "morot"}, {user_interaction, false}]), exit(CM, {shutdown, normal}), ok = ssh:close(CM). %%-------------------------------------------------------------------- ssh_connect_timeout() -> [{doc, "Test connect_timeout option in ssh:connect/4"}]. ssh_connect_timeout(_Config) -> ConnTimeout = 2000, {error,{faked_transport,connect,TimeoutToTransport}} = ssh:connect("localhost", 12345, [{transport,{tcp,?MODULE,tcp_closed}}, {connect_timeout,ConnTimeout}], 1000), case TimeoutToTransport of ConnTimeout -> ok; Other -> ct:log("connect_timeout is ~p but transport received ~p",[ConnTimeout,Other]), {fail,"ssh:connect/4 wrong connect_timeout received in transport"} end. %% Help for the test above connect(_Host, _Port, _Opts, Timeout) -> {error, {faked_transport,connect,Timeout}}. %%-------------------------------------------------------------------- ssh_connect_arg4_timeout() -> [{doc, "Test fourth argument in ssh:connect/4"}]. ssh_connect_arg4_timeout(_Config) -> Timeout = 1000, Parent = self(), %% start the server Server = spawn(fun() -> {ok,Sl} = gen_tcp:listen(0,[]), {ok,{_,Port}} = inet:sockname(Sl), Parent ! {port,self(),Port}, Rsa = gen_tcp:accept(Sl), ct:log("Server gen_tcp:accept got ~p",[Rsa]), receive after 2*Timeout -> ok end %% let client timeout first end), %% Get listening port Port = receive {port,Server,ServerPort} -> ServerPort end, %% try to connect with a timeout, but "supervise" it Client = spawn(fun() -> T0 = now(), Rc = ssh:connect("localhost",Port,[],Timeout), ct:log("Client ssh:connect got ~p",[Rc]), Parent ! {done,self(),Rc,T0} end), %% Wait for client reaction on the connection try: receive {done, Client, {error,_E}, T0} -> Msp = ms_passed(T0, now()), exit(Server,hasta_la_vista___baby), Low = 0.9*Timeout, High = 1.1*Timeout, ct:log("Timeout limits: ~p--~p, timeout was ~p, expected ~p",[Low,High,Msp,Timeout]), if Low ok; true -> {fail, "timeout not within limits"} end; {done, Client, {ok,_Ref}, _T0} -> {fail,"ssh-connected ???"} after 5000 -> exit(Server,hasta_la_vista___baby), exit(Client,hasta_la_vista___baby), {fail, "Didn't timeout"} end. %% Help function %% N2-N1 ms_passed(N1={_,_,M1}, N2={_,_,M2}) -> {0,{0,Min,Sec}} = calendar:time_difference(calendar:now_to_local_time(N1), calendar:now_to_local_time(N2)), 1000 * (Min*60 + Sec + (M2-M1)/1000000). %%-------------------------------------------------------------------- ssh_connect_negtimeout_parallel(Config) -> ssh_connect_negtimeout(Config,true). ssh_connect_negtimeout_sequential(Config) -> ssh_connect_negtimeout(Config,false). ssh_connect_negtimeout(Config, Parallel) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), NegTimeOut = 2000, % ms ct:log("Parallel: ~p",[Parallel]), {_Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir},{user_dir, UserDir}, {parallel_login, Parallel}, {negotiation_timeout, NegTimeOut}, {failfun, fun ssh_test_lib:failfun/2}]), {ok,Socket} = gen_tcp:connect(Host, Port, []), ct:pal("And now sleeping 1.2*NegTimeOut (~p ms)...", [round(1.2 * NegTimeOut)]), receive after round(1.2 * NegTimeOut) -> ok end, case inet:sockname(Socket) of {ok,_} -> ct:fail("Socket not closed"); {error,_} -> ok end. %%-------------------------------------------------------------------- ssh_connect_nonegtimeout_connected_parallel() -> [{doc, "Test that ssh connection does not timeout if the connection is established (parallel)"}]. ssh_connect_nonegtimeout_connected_parallel(Config) -> ssh_connect_nonegtimeout_connected(Config, true). ssh_connect_nonegtimeout_connected_sequential() -> [{doc, "Test that ssh connection does not timeout if the connection is established (non-parallel)"}]. ssh_connect_nonegtimeout_connected_sequential(Config) -> ssh_connect_nonegtimeout_connected(Config, false). ssh_connect_nonegtimeout_connected(Config, Parallel) -> process_flag(trap_exit, true), SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), NegTimeOut = 20000, % ms ct:log("Parallel: ~p",[Parallel]), {_Pid, _Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir},{user_dir, UserDir}, {parallel_login, Parallel}, {negotiation_timeout, NegTimeOut}, {failfun, fun ssh_test_lib:failfun/2}]), ct:pal("~p Listen ~p:~p",[_Pid,_Host,Port]), ct:sleep(500), IO = ssh_test_lib:start_io_server(), Shell = ssh_test_lib:start_shell(Port, IO, UserDir), receive Error = {'EXIT', _, _} -> ct:pal("~p",[Error]), ct:fail(no_ssh_connection); ErlShellStart -> ct:pal("---Erlang shell start: ~p~n", [ErlShellStart]), one_shell_op(IO, NegTimeOut), one_shell_op(IO, NegTimeOut), ct:pal("And now sleeping 1.2*NegTimeOut (~p ms)...", [round(1.2 * NegTimeOut)]), receive after round(1.2 * NegTimeOut) -> ok end, one_shell_op(IO, NegTimeOut) end, exit(Shell, kill). one_shell_op(IO, TimeOut) -> ct:pal("One shell op: Waiting for prompter"), receive ErlPrompt0 -> ct:log("Erlang prompt: ~p~n", [ErlPrompt0]) after TimeOut -> ct:fail("Timeout waiting for promter") end, IO ! {input, self(), "2*3*7.\r\n"}, receive Echo0 -> ct:log("Echo: ~p ~n", [Echo0]) after TimeOut -> ct:fail("Timeout waiting for echo") end, receive ?NEWLINE -> ct:log("NEWLINE received", []) after TimeOut -> receive Any1 -> ct:log("Bad NEWLINE: ~p",[Any1]) after 0 -> ct:fail("Timeout waiting for NEWLINE") end end, receive Result0 -> ct:log("Result: ~p~n", [Result0]) after TimeOut -> ct:fail("Timeout waiting for result") end. %%-------------------------------------------------------------------- openssh_zlib_basic_test() -> [{doc, "Test basic connection with openssh_zlib"}]. openssh_zlib_basic_test(Config) -> SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SystemDir}, {user_dir, UserDir}, {failfun, fun ssh_test_lib:failfun/2}]), ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, {user_dir, UserDir}, {user_interaction, false}, {compression, openssh_zlib}]), ok = ssh:close(ConnectionRef), ssh:stop_daemon(Pid). %%-------------------------------------------------------------------- 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, Connect0) when is_function(Connect0,2) -> Connect = fun(Host,Port) -> R = Connect0(Host,Port), ct:pal("Connect(~p,~p) -> ~p",[Host,Port,R]), R end, SystemDir = filename:join(?config(priv_dir, Config), system), UserDir = ?config(priv_dir, Config), MaxSessions = 5, {Pid, Host, Port} = ssh_test_lib:daemon([ {system_dir, SystemDir}, {user_dir, UserDir}, {user_passwords, [{"carni", "meat"}]}, {parallel_login, ParallelLogin}, {max_sessions, MaxSessions} ]), ct:pal("~p Listen ~p:~p for max ~p sessions",[Pid,Host,Port,MaxSessions]), try [Connect(Host,Port) || _ <- lists:seq(1,MaxSessions)] of 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 _ConnectionRef1 -> ssh:stop_daemon(Pid), {fail,"Too many connections accepted"} catch error:{badmatch,{error,"Connection closed"}} -> %% 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"}} -> ssh:stop_daemon(Pid), {fail,"Too few connections accepted"} end. %%-------------------------------------------------------------------- %% Internal functions ------------------------------------------------ %%-------------------------------------------------------------------- %% Due to timing the error message may or may not be delivered to %% the "tcp-application" before the socket closed message is recived check_error("Internal error") -> ok; check_error("Connection closed") -> ok; check_error(Error) -> ct:fail(Error). basic_test(Config) -> ClientOpts = ?config(client_opts, Config), ServerOpts = ?config(server_opts, Config), {Pid, Host, Port} = ssh_test_lib:daemon(ServerOpts), {ok, CM} = ssh:connect(Host, Port, ClientOpts), ok = ssh:close(CM), ssh:stop_daemon(Pid). do_shell(IO, Shell) -> receive ErlPrompt0 -> ct:pal("Erlang prompt: ~p~n", [ErlPrompt0]) end, IO ! {input, self(), "1+1.\r\n"}, receive Echo0 -> ct:pal("Echo: ~p ~n", [Echo0]) end, receive ?NEWLINE -> ok end, receive Result0 = <<"2">> -> ct:pal("Result: ~p~n", [Result0]) end, receive ?NEWLINE -> ok end, receive ErlPrompt1 -> ct:pal("Erlang prompt: ~p~n", [ErlPrompt1]) end, exit(Shell, kill). %%Does not seem to work in the testserver! %% IO ! {input, self(), "q().\r\n"}, %% receive %% ?NEWLINE -> %% ok %% end, %% receive %% Echo1 -> %% ct:pal("Echo: ~p ~n", [Echo1]) %% end, %% receive %% ?NEWLINE -> %% ok %% end, %% receive %% Result1 -> %% ct:pal("Result: ~p~n", [Result1]) %% end, %% receive %% {'EXIT', Shell, killed} -> %% ok %% end.