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%% This Source Code Form is subject to the terms of the Mozilla Public
%% License, v. 2.0. If a copy of the MPL was not distributed with this
%% file, You can obtain one at https://mozilla.org/MPL/2.0/.
%%
%% Copyright (c) 2010-2020 VMware, Inc. or its affiliates. All rights reserved.
%%
%% Alias for cowboy_static that accepts a list of directories
%% where static files can be found.
-module(rabbit_mgmt_wm_static).
-include_lib("kernel/include/file.hrl").
-export([init/2]).
-export([malformed_request/2]).
-export([forbidden/2]).
-export([content_types_provided/2]).
-export([resource_exists/2]).
-export([last_modified/2]).
-export([generate_etag/2]).
-export([get_file/2]).
init(Req0, {priv_file, _App, _Path}=Opts) ->
Req1 = rabbit_mgmt_headers:set_common_permission_headers(Req0, ?MODULE),
cowboy_static:init(Req1, Opts);
init(Req0, [{App, Path}]) ->
Req1 = rabbit_mgmt_headers:set_common_permission_headers(Req0, ?MODULE),
do_init(Req1, App, Path);
init(Req0, [{App, Path}|Tail]) ->
Req1 = rabbit_mgmt_headers:set_common_permission_headers(Req0, ?MODULE),
PathInfo = cowboy_req:path_info(Req1),
Filepath = filename:join([code:priv_dir(App), Path|PathInfo]),
%% We use erl_prim_loader because the file may be inside an .ez archive.
FileInfo = erl_prim_loader:read_file_info(binary_to_list(Filepath)),
case FileInfo of
{ok, #file_info{type = regular}} -> do_init(Req1, App, Path);
{ok, #file_info{type = symlink}} -> do_init(Req1, App, Path);
_ -> init(Req0, Tail)
end.
do_init(Req, App, Path) ->
cowboy_static:init(Req, {priv_dir, App, Path}).
malformed_request(Req, State) ->
cowboy_static:malformed_request(Req, State).
forbidden(Req, State) ->
cowboy_static:forbidden(Req, State).
content_types_provided(Req, State) ->
cowboy_static:content_types_provided(Req, State).
resource_exists(Req, State) ->
cowboy_static:resource_exists(Req, State).
last_modified(Req, State) ->
cowboy_static:last_modified(Req, State).
generate_etag(Req, State) ->
cowboy_static:generate_etag(Req, State).
get_file(Req, State) ->
cowboy_static:get_file(Req, State).
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