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bin: first full version of http_of_dir

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Simon Cruanes 2019-11-17 12:09:16 -06:00
parent 43df91110c
commit 49b46b1c4e
1 changed files with 17 additions and 14 deletions
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31
src/bin/http_of_dir.ml
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@ -20,13 +20,13 @@ let html_list_dir ~parent d : string =
begin match parent with begin match parent with
| None -> () | None -> ()
| Some p -> | Some p ->
Printf.bprintf body " <li> <a href=\"/file/%s\"> (parent directory) </a> </li>\n" p; Printf.bprintf body " <li> <a href=\"/%s\"> (parent directory) </a> </li>\n" p;
end; end;
Array.iter Array.iter
(fun f -> (fun f ->
let full = Filename.concat d f in let full = Filename.concat d f in
if not @@ contains_dot_dot f then ( if not @@ contains_dot_dot f then (
Printf.bprintf body " <li> <a href=\"/file/%s\"> %s %s </a> </li>\n" Printf.bprintf body " <li> <a href=\"/%s\"> %s %s </a> </li>\n"
full (if Sys.is_directory full then "[dir]" else "") f; full (if Sys.is_directory full then "[dir]" else "") f;
) )
) )
@ -34,27 +34,30 @@ let html_list_dir ~parent d : string =
Printf.bprintf body "</ul>\n"; Printf.bprintf body "</ul>\n";
Buffer.contents body Buffer.contents body
let same_path a b =
Filename.dirname a = Filename.dirname b &&
Filename.basename a = Filename.basename b
let serve ~addr ~port (dir:string) : _ result = let serve ~addr ~port (dir:string) : _ result =
let server = S.create ~addr ~port () in let server = S.create ~addr ~port () in
S.add_path_handler server ~meth:`GET "/" S.add_path_handler server ~meth:`GET "/%s"
(fun _req () ->
let body = html_list_dir ~parent:None dir in
S.Response.make ~headers:[header_html] (Ok body)
);
S.add_path_handler server ~meth:`GET "/file/%s"
(fun _req path () -> (fun _req path () ->
let f = Filename.concat dir path in let f = Filename.concat dir path in
if contains_dot_dot f then ( if contains_dot_dot f then (
S.Response.fail ~code:503 "Path is forbidden"; S.Response.fail ~code:403 "Path is forbidden";
) else if not (Sys.file_exists f) then (
S.Response.fail ~code:404 "file not found";
) else if Sys.is_directory f then ( ) else if Sys.is_directory f then (
let body = html_list_dir ~parent:(Some dir) f in S._debug (fun k->k "list dir %S (topdir %S)" f dir);
let body =
html_list_dir f
~parent:(if same_path f dir then None else Some dir)
in
S.Response.make ~headers:[header_html] (Ok body) S.Response.make ~headers:[header_html] (Ok body)
) else ( ) else (
try try
(* TODO: serve chunks *) let ic = open_in path in
let _ic = open_in path in S.Response.make_raw_chunked ~code:200 (input ic)
assert false
with e -> with e ->
S.Response.fail ~code:500 "error while reading file: %s" (Printexc.to_string e) S.Response.fail ~code:500 "error while reading file: %s" (Printexc.to_string e)
)); ));