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rebar.config.script
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rebar.config.script
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% vim: set ft=erlang : -*- erlang -*- % Magic lines for code editors
% 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.
%
% Blacklist some bad releases.
%
{ok, Version} = file:read_file(filename:join(
[code:root_dir(), "releases", erlang:system_info(otp_release), "OTP_VERSION"]
)).
% Version may be binary if file has /n at end :(
% there is no string:trim/1 in Erlang 19 :(
VerString = case Version of
V when is_binary(V) -> string:strip(binary_to_list(V), right, $\n);
_ -> string:strip(Version, right, $\n)
end.
VerList = lists:map(fun(X) -> {Int, _} = string:to_integer(X), Int end,
string:tokens(VerString, ".")).
DisplayMsg = fun(Msg, Args) ->
Base = iolist_to_binary(io_lib:format(Msg, Args)),
Lines = binary:split(Base, <<"\n">>, [global]),
MaxLen = lists:foldl(fun(Line, Acc) ->
max(Acc, size(Line))
end, 0, Lines),
Decoration = iolist_to_binary(["*" || _ <- lists:seq(1, MaxLen)]),
ReNewLined = [[L, "~n"] || L <- Lines],
NewLines = ["~n", Decoration, "~n", ReNewLined, Decoration, "~n~n"],
MsgBin = iolist_to_binary(NewLines),
io:format(binary_to_list(MsgBin), [])
end.
ErlangTooOld = fun(Ver) ->
DisplayMsg(
"This version of Erlang (~p) is too old for use with Apache CouchDB.~n~n"
"See https://docs.couchdb.org/en/stable/install/unix.html#dependencies~n"
"for the latest information on dependencies.",
[Ver]
),
halt(1)
end.
NotSupported = fun(Ver) ->
DisplayMsg(
"This version of Erlang (~p) is not officially supported by Apache~n"
"CouchDB. While we do not officially support this version, there~n"
"are also no known bugs or incompatibilities.~n~n"
"See https://docs.couchdb.org/en/stable/install/unix.html#dependencies~n"
"for the latest information on dependencies.",
[Ver]
)
end.
BadErlang = fun(Ver) ->
DisplayMsg(
"This version of Erlang (~p) is known to contain bugs that directly~n"
"affect the correctness of Apache CouchDB.~n~n"
"You should *NOT* use this version of Erlang.~n~n"
"See https://docs.couchdb.org/en/stable/install/unix.html#dependencies~n"
"for the latest information on dependencies.",
[Ver]
),
case os:getenv("TRAVIS") of
"true" ->
io:fwrite("Travis run, ignoring bad release. You have been warned!~n"),
ok;
_ ->
halt(1)
end
end.
% crypto:pbkdf2_hmac/5 was blocking schedulers in
% versions < 24.3.4.17, < 25.3.2.10 and < 26.2.3
%
case VerList of
% Leave example around if we have to exlude specific versions
% [22, 0, N | _] when N < 5 -> BadErlang(VerString);
[25, 3, 2, N | _] when N < 10 -> BadErlang(VerString);
[26, 2, N | _] when N < 3 -> BadErlang(VerString);
_ -> ok
end.
% Set the path to the configuration environment generated
% by `./configure`.
COUCHDB_ROOT = filename:dirname(SCRIPT).
os:putenv("COUCHDB_ROOT", COUCHDB_ROOT).
ConfigureEnv = filename:join(COUCHDB_ROOT, "config.erl").
os:putenv("COUCHDB_CONFIG", ConfigureEnv).
CouchConfig = case filelib:is_file(ConfigureEnv) of
true ->
{ok, Result} = file:consult(ConfigureEnv),
Result;
false ->
[]
end.
os:putenv("COUCHDB_APPS_CONFIG_DIR", filename:join([COUCHDB_ROOT, "rel/apps"])).
SubDirs = [
%% must be compiled first as it has a custom behavior
"src/couch_epi",
"src/config",
"src/couch_log",
"src/b64url",
"src/exxhash",
"src/ets_lru",
"src/couch_quickjs",
"src/chttpd",
"src/couch",
"src/couch_event",
"src/mem3",
"src/couch_index",
"src/couch_mrview",
"src/couch_replicator",
"src/couch_pse_tests",
"src/couch_stats",
"src/couch_peruser",
"src/couch_tests",
"src/couch_dist",
"src/custodian",
"src/ddoc_cache",
"src/dreyfus",
"src/nouveau",
"src/fabric",
"src/global_changes",
"src/ioq",
"src/jwtf",
"src/ken",
"src/mango",
"src/rexi",
"src/setup",
"src/smoosh",
"src/weatherreport",
"src/couch_prometheus",
"src/couch_scanner",
"rel"
].
DepDescs = [
%% Independent Apps
{snappy, "snappy", {tag, "CouchDB-1.0.9"}},
%% %% Non-Erlang deps
{fauxton, {url, "https://github.com/apache/couchdb-fauxton"},
{tag, "v1.3.1"}, [raw]},
{ibrowse, "ibrowse", {tag, "CouchDB-4.4.2-6"}},
{jiffy, "jiffy", {tag, "1.1.2"}},
{mochiweb, "mochiweb", {tag, "v3.2.2"}},
{meck, "meck", {tag, "CouchDB-0.9.2-1"}},
{recon, "recon", {tag, "2.5.5"}}
].
WithProper = lists:keyfind(with_proper, 1, CouchConfig) == {with_proper, true}.
OptionalDeps = case WithProper of
true ->
[{proper, {url, "https://github.com/proper-testing/proper"}, "a5ae5669f01143b0828fc21667d4f5e344aa760b"}];
false ->
[]
end.
BaseUrl = "https://github.com/apache/".
MakeDep = fun
({AppName, {url, Url}, Version}) ->
{AppName, ".*", {git, Url, Version}};
({AppName, {url, Url}, Version, Options}) ->
{AppName, ".*", {git, Url, Version}, Options};
({AppName, RepoName, Version}) ->
Url = BaseUrl ++ "couchdb-" ++ RepoName ++ ".git",
{AppName, ".*", {git, Url, Version}};
({AppName, RepoName, Version, Options}) ->
Url = BaseUrl ++ "couchdb-" ++ RepoName ++ ".git",
{AppName, ".*", {git, Url, Version}, Options}
end.
AddConfig = [
{cover_enabled, true},
{cover_print_enabled, true},
{require_otp_vsn, "25|26|27"},
{deps_dir, "src"},
{deps, lists:map(MakeDep, DepDescs ++ OptionalDeps)},
{sub_dirs, SubDirs},
{lib_dirs, ["src"]},
{erl_opts, [{i, "../"}, {d, 'COUCHDB_ERLANG_VERSION', VerString}]},
{eunit_opts, [verbose, {report,{eunit_surefire,[{dir,"."}]}}]},
{xref_checks, [undefined_function_calls, undefined_functions]},
{plugins, [eunit_plugin]},
{dialyzer, [
{plt_location, local},
{plt_location, COUCHDB_ROOT},
{plt_extra_apps, [
asn1, compiler, crypto, inets, kernel, runtime_tools,
sasl, setup, ssl, stdlib, syntax_tools, xmerl]},
{warnings, [unmatched_returns, error_handling, race_conditions]}]},
{post_hooks, [{compile, "escript support/build_js.escript"}]}
].
lists:foldl(fun({K, V}, CfgAcc) ->
case lists:keyfind(K, 1, CfgAcc) of
{K, Existent} when is_list(Existent) andalso is_list(V) ->
lists:keystore(K, 1, CfgAcc, {K, Existent ++ V});
false ->
lists:keystore(K, 1, CfgAcc, {K, V})
end
end, CONFIG, AddConfig).