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authorHans Nilsson <[email protected]>2018-02-13 15:27:59 +0100
committerHans Nilsson <[email protected]>2018-02-20 12:54:35 +0100
commit5ed873dc793fb0aa98da3c358f036142cb070188 (patch)
treeddbfcbeb1418495f68654bcf13f1885ecc5963b8
parent309ef748ddc5bde4bcba280ce2739385f27a76e6 (diff)
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ssh: Test case for sup tree when shell server proc times out
-rw-r--r--lib/ssh/test/ssh_sup_SUITE.erl96
1 files changed, 95 insertions, 1 deletions
diff --git a/lib/ssh/test/ssh_sup_SUITE.erl b/lib/ssh/test/ssh_sup_SUITE.erl
index 3920a1c592..d453a2e143 100644
--- a/lib/ssh/test/ssh_sup_SUITE.erl
+++ b/lib/ssh/test/ssh_sup_SUITE.erl
@@ -42,7 +42,9 @@ suite() ->
all() ->
[default_tree, sshc_subtree, sshd_subtree, sshd_subtree_profile,
- killed_acceptor_restarts].
+ killed_acceptor_restarts,
+ shell_channel_tree
+ ].
groups() ->
[].
@@ -246,6 +248,98 @@ killed_acceptor_restarts(Config) ->
{error,closed} = ssh:connection_info(C2,[client_version]).
%%-------------------------------------------------------------------------
+shell_channel_tree(Config) ->
+ PrivDir = proplists:get_value(priv_dir, Config),
+ UserDir = filename:join(PrivDir, nopubkey), % to make sure we don't use public-key-auth
+ file:make_dir(UserDir),
+ SysDir = proplists:get_value(data_dir, Config),
+ TimeoutShell =
+ fun() ->
+ io:format("TimeoutShell started!~n",[]),
+ timer:sleep(5000),
+ ct:pal("~p TIMEOUT!",[self()])
+ end,
+ {Daemon, Host, Port} = ssh_test_lib:daemon([{system_dir, SysDir},
+ {user_dir, UserDir},
+ {password, "morot"},
+ {shell, fun(_User) ->
+ spawn(TimeoutShell)
+ end
+ }
+ ]),
+ ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true},
+ {user, "foo"},
+ {password, "morot"},
+ {user_interaction, true},
+ {user_dir, UserDir}]),
+
+ [ChannelSup|_] = Sups0 = chk_empty_con_daemon(Daemon),
+
+ {ok, ChannelId0} = ssh_connection:session_channel(ConnectionRef, infinity),
+ ok = ssh_connection:shell(ConnectionRef,ChannelId0),
+
+ ?wait_match([{_, GroupPid,worker,[ssh_channel]}],
+ supervisor:which_children(ChannelSup),
+ [GroupPid]),
+ {links,GroupLinks} = erlang:process_info(GroupPid, links),
+ [ShellPid] = GroupLinks--[ChannelSup],
+ ct:pal("GroupPid = ~p, ShellPid = ~p",[GroupPid,ShellPid]),
+
+ receive
+ {ssh_cm,ConnectionRef, {data, ChannelId0, 0, <<"TimeoutShell started!\r\n">>}} ->
+ receive
+ %%---- wait for the subsystem to terminate
+ {ssh_cm,ConnectionRef,{closed,ChannelId0}} ->
+ ct:pal("Subsystem terminated",[]),
+ case {chk_empty_con_daemon(Daemon),
+ process_info(GroupPid),
+ process_info(ShellPid)} of
+ {Sups0, undefined, undefined} ->
+ %% SUCCESS
+ ssh:stop_daemon(Daemon);
+ {Sups0, _, undefined} ->
+ ssh:stop_daemon(Daemon),
+ ct:fail("Group proc lives!");
+ {Sups0, undefined, _} ->
+ ssh:stop_daemon(Daemon),
+ ct:fail("Shell proc lives!");
+ _ ->
+ ssh:stop_daemon(Daemon),
+ ct:fail("Sup tree changed!")
+ end
+ after 10000 ->
+ ssh:close(ConnectionRef),
+ ssh:stop_daemon(Daemon),
+ ct:fail("CLI Timeout")
+ end
+ after 10000 ->
+ ssh:close(ConnectionRef),
+ ssh:stop_daemon(Daemon),
+ ct:fail("CLI Timeout")
+ end.
+
+
+chk_empty_con_daemon(Daemon) ->
+ ?wait_match([{_,SubSysSup, supervisor,[ssh_subsystem_sup]},
+ {{ssh_acceptor_sup,_,_,_}, AccSup, supervisor,[ssh_acceptor_sup]}],
+ supervisor:which_children(Daemon),
+ [SubSysSup,AccSup]),
+ ?wait_match([{{server,ssh_connection_sup, _,_},
+ ConnectionSup, supervisor,
+ [ssh_connection_sup]},
+ {{server,ssh_channel_sup,_ ,_},
+ ChannelSup,supervisor,
+ [ssh_channel_sup]}],
+ supervisor:which_children(SubSysSup),
+ [ConnectionSup,ChannelSup]),
+ ?wait_match([{{ssh_acceptor_sup,_,_,_},_,worker,[ssh_acceptor]}],
+ supervisor:which_children(AccSup)),
+ ?wait_match([{_, _, worker,[ssh_connection_handler]}],
+ supervisor:which_children(ConnectionSup)),
+ ?wait_match([], supervisor:which_children(ChannelSup)),
+ [ChannelSup, ConnectionSup, SubSysSup, AccSup].
+
+%%-------------------------------------------------------------------------
%% Help functions
%%-------------------------------------------------------------------------
check_sshd_system_tree(Daemon, Config) ->