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#!/usr/bin/env escript
%% -*- erlang -*-
% 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.
-record(daemon, {
port,
name,
cmd,
kill,
status=running,
cfg_patterns=[],
errors=[],
buf=[]
}).
config_files() ->
lists:map(fun test_util:build_file/1, [
"etc/couchdb/default_dev.ini"
]).
daemon_cmd() ->
test_util:source_file("test/etap/170-os-daemons.es").
main(_) ->
test_util:init_code_path(),
etap:plan(49),
case (catch test()) of
ok ->
etap:end_tests();
Other ->
etap:diag(io_lib:format("Test died abnormally: ~p", [Other])),
etap:bail(Other)
end,
ok.
test() ->
couch_config:start_link(config_files()),
couch_os_daemons:start_link(),
etap:diag("Daemons boot after configuration added."),
couch_config:set("os_daemons", "foo", daemon_cmd(), false),
timer:sleep(1000),
{ok, [D1]} = couch_os_daemons:info([table]),
check_daemon(D1, "foo"),
% Check table form
{ok, Tab1} = couch_os_daemons:info(),
[T1] = ets:tab2list(Tab1),
check_daemon(T1, "foo"),
etap:diag("Daemons stop after configuration removed."),
couch_config:delete("os_daemons", "foo", false),
timer:sleep(500),
{ok, []} = couch_os_daemons:info([table]),
{ok, Tab2} = couch_os_daemons:info(),
etap:is(ets:tab2list(Tab2), [], "As table returns empty table."),
etap:diag("Adding multiple daemons causes both to boot."),
couch_config:set("os_daemons", "bar", daemon_cmd(), false),
couch_config:set("os_daemons", "baz", daemon_cmd(), false),
timer:sleep(500),
{ok, Daemons} = couch_os_daemons:info([table]),
lists:foreach(fun(D) ->
check_daemon(D)
end, Daemons),
{ok, Tab3} = couch_os_daemons:info(),
lists:foreach(fun(D) ->
check_daemon(D)
end, ets:tab2list(Tab3)),
etap:diag("Removing one daemon leaves the other alive."),
couch_config:delete("os_daemons", "bar", false),
timer:sleep(500),
{ok, [D2]} = couch_os_daemons:info([table]),
check_daemon(D2, "baz"),
% Check table version
{ok, Tab4} = couch_os_daemons:info(),
[T4] = ets:tab2list(Tab4),
check_daemon(T4, "baz"),
ok.
check_daemon(D) ->
check_daemon(D, D#daemon.name).
check_daemon(D, Name) ->
BaseName = "170-os-daemons.es",
BaseLen = length(BaseName),
CmdLen = length(D#daemon.cmd),
CmdName = lists:sublist(D#daemon.cmd, CmdLen-BaseLen+1, BaseLen),
etap:is(is_port(D#daemon.port), true, "Daemon port is a port."),
etap:is(D#daemon.name, Name, "Daemon name was set correctly."),
etap:is(CmdName, BaseName, "Command name was set correctly."),
etap:isnt(D#daemon.kill, undefined, "Kill command was set."),
etap:is(D#daemon.errors, [], "No errors occurred while booting."),
etap:is(D#daemon.buf, [], "No extra data left in the buffer.").
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