%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2014-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
-module(ssh_upgrade_SUITE).
%% Note: This directive should only be used in test suites.
-compile(export_all).
-include_lib("common_test/include/ct.hrl").
-record(state, {
config,
root_dir,
server,
client,
connection,
soft
}).
%%%================================================================
%%%
%%% CommonTest callbacks
%%%
suite() ->
[{timetrap,{minutes,2}}].
all() ->
[
minor_upgrade,
major_upgrade
].
init_per_suite(Config0) ->
case ct_release_test:init(Config0) of
{skip, Reason} ->
{skip, Reason};
Config ->
ssh:start(),
Config
end.
end_per_suite(Config) ->
ct_release_test:cleanup(Config),
ssh:stop(),
UserDir = ?config(priv_dir, Config),
ssh_test_lib:clean_rsa(UserDir).
init_per_testcase(_TestCase, Config) ->
Config.
end_per_testcase(_TestCase, Config) ->
Config.
%%%================================================================
%%%
%%% Test cases
%%%
major_upgrade(Config) when is_list(Config) ->
ct_release_test:upgrade(ssh, major,{?MODULE, #state{config = Config}}, Config).
minor_upgrade(Config) when is_list(Config) ->
ct_release_test:upgrade(ssh, minor,{?MODULE, #state{config = Config}}, Config).
%%%================================================================
%%%
%%% ct_release_test callbacks
%%%
%%%----------------------------------------------------------------
%%% Initialyze system before upgrade test starts.
%%% Called by ct_release_test:upgrade/4
upgrade_init(CTData, State) ->
{ok, AppUp={_, _, Up, _Down}} = ct_release_test:get_appup(CTData, ssh),
ct:log("AppUp: ~p", [AppUp]),
ct:log("Up: ~p", [Up]),
case Soft = is_soft(Up) of
%% It is symmetrical, if upgrade is soft so is downgrade
true ->
setup_server_client(State#state{soft = Soft});
false ->
State#state{soft = Soft}
end.
%%%----------------------------------------------------------------
%%% Check that upgrade was successful
%%% Called by ct_release_test:upgrade/4
upgrade_upgraded(_, #state{soft=false} = State) ->
test_hard(State, "upgrade");
upgrade_upgraded(_, State) ->
test_soft(State, "upgrade1").
%%%----------------------------------------------------------------
%%% Check that downgrade was successful.
%%% Called by ct_release_test:upgrade/4
upgrade_downgraded(_, #state{soft=false} = State) ->
test_hard(State, "downgrade");
upgrade_downgraded(_, #state{soft=true} = State) ->
test_soft(State, "downgrade1").
%%%================================================================
%%%
%%% Private functions
%%%
is_soft([{restart_application, ssh}]) ->
false;
is_soft(_) ->
true.
test_hard(State0, FileName) ->
ct:log("test_hard State0=~p, FileName=~p",[State0, FileName]),
State = setup_server_client(State0),
test_connection(FileName, random_contents(), State).
test_soft(State0, FileName) ->
ct:log("test_soft State0=~p, FileName=~p",[State0, FileName]),
State = test_connection(FileName, random_contents(), State0),
setup_server_client( close(State) ).
setup_server_client(#state{config=Config} = State) ->
DataDir = ?config(data_dir, Config),
PrivDir = ?config(priv_dir, Config),
FtpRootDir = filename:join(PrivDir, "ftp_root"),
catch file:make_dir(FtpRootDir),
SFTP = ssh_sftpd:subsystem_spec([{root,FtpRootDir},{cwd,FtpRootDir}]),
{Server,Host,Port} = ssh_test_lib:daemon([{system_dir,DataDir},
{user_passwords,[{"hej","hopp"}]},
{subsystems,[SFTP]}]),
{ok, ChannelPid, Connection} =
ssh_sftp:start_channel(Host, Port, [{user_interaction,false},
{silently_accept_hosts,true},
{user_dir,DataDir},
{user,"hej"},
{password,"hopp"}]),
State#state{server = Server,
client = ChannelPid,
connection = Connection}.
test_connection(FileName, FileContents,
#state{client = ChannelPid,
root_dir = FtpRootDir} = State) ->
ct:log("test_connection Writing with ssh_sftp:write_file",[]),
case ssh_sftp:write_file(ChannelPid, FileName, FileContents) of
ok ->
case ssh_sftp:read_file(ChannelPid, FileName) of
{ok,FileContents} ->
State;
{ok,Unexpected} ->
ct:fail("Expected ~p but got ~p from sftp:read_file(~p,..) in RootDir ~p",
[FileContents,Unexpected,FileName,FtpRootDir]
);
Other ->
ct:fail("ssh_sftp:read_file(~p,~p) -> ~p~n"
"ssh_sftp:list_dir(~p,\".\") -> ~p",
[ChannelPid,FileName,Other,
ChannelPid, catch ssh_sftp:list_dir(ChannelPid, ".")])
end;
Other ->
ct:fail("ssh_sftp:write_file(~p,~p,~p) -> ~p",[ChannelPid,FileName,FileContents,Other])
end.
close(#state{server = Server,
connection = Connection} = State) ->
ssh:close(Connection),
ssh:stop_daemon(Server),
State#state{server = undefined,
client = undefined,
connection = undefined}.
random_contents() -> list_to_binary( random_chars(3) ).
random_chars(N) -> [crypto:rand_uniform($a,$z) || _<-lists:duplicate(N,x)].
