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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2019. 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(erl_call_SUITE).
-include_lib("common_test/include/ct.hrl").
-export([all/0, smoke/1]).
all() ->
[smoke].
smoke(Config) when is_list(Config) ->
ErlCall = find_erl_call(),
NameSwitch = case net_kernel:longnames() of
true ->
"-name";
false ->
"-sname"
end,
Name = atom_to_list(?MODULE)
++ "-"
++ integer_to_list(erlang:system_time(microsecond)),
ArgsList = ["-s", "-a", "erlang node", NameSwitch, Name],
io:format("erl_call: \"~ts\"\n~nargs list: ~p~n", [ErlCall, ArgsList]),
CmdRes = get_smoke_port_res(open_port({spawn_executable, ErlCall},
[{args, ArgsList}, eof]), []),
io:format("CmdRes: ~p~n", [CmdRes]),
[_, Hostname] = string:lexemes(atom_to_list(node()), "@"),
NodeName = list_to_atom(Name ++ "@" ++ Hostname),
io:format("NodeName: ~p~n~n", [NodeName]),
pong = net_adm:ping(NodeName),
rpc:cast(NodeName, erlang, halt, []),
NodeName = list_to_atom(string:trim(CmdRes, both, "'")),
ok.
%
% Utility functions...
%
find_erl_call() ->
ErlCallName = case os:type() of
{win32, _} -> "erl_call.exe";
_ -> "erl_call"
end,
LibDir = code:lib_dir(erl_interface),
InstalledErlCall = filename:join([LibDir, "bin", ErlCallName]),
TargetDir = erlang:system_info(system_architecture),
TargetErlCall = filename:join([LibDir, "bin", TargetDir, ErlCallName]),
try
lists:foreach(fun (F) ->
io:format("Checking: \"~ts\"~n", [F]),
case file:read_file_info(F) of
{ok, _} ->
throw(F);
_ ->
ok
end
end,
[InstalledErlCall, TargetErlCall]),
exit({missing, erl_call})
catch
throw:ErlCall ->
ErlCall
end.
get_smoke_port_res(Port, Acc) when is_port(Port) ->
receive
{Port, {data, Data}} ->
get_smoke_port_res(Port, [Acc|Data]);
{Port, eof} ->
lists:flatten(Acc)
end.
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