builder-web/bin/builder_db.ml

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open Rresult.R.Infix
let or_die exit_code = function
| Ok r -> r
| Error e ->
Format.eprintf "Database error: %a" Caqti_error.pp e;
exit exit_code
let do_migrate dbpath =
Caqti_blocking.connect (Uri.make ~scheme:"sqlite3" ~path:dbpath ())
>>= fun (module Db : Caqti_blocking.CONNECTION) ->
List.fold_left
(fun r migrate ->
r >>= fun () ->
Logs.debug (fun m -> m "Executing migration query: %a" Caqti_request.pp migrate);
Db.exec migrate ())
(Ok ())
Builder_db.migrate
let migrate () dbpath =
or_die 1 (do_migrate dbpath)
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let user_mod action dbpath password_iter username =
let r =
Caqti_blocking.connect
(Uri.make ~scheme:"sqlite3" ~path:dbpath ~query:["create", ["false"]] ())
>>= fun (module Db : Caqti_blocking.CONNECTION) ->
print_string "Password: ";
flush stdout;
(* FIXME: getpass *)
let password = read_line () in
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let user_info = Builder_web_auth.hash ?password_iter ~username ~password () in
match action with
| `Add ->
Db.exec Builder_db.User.add user_info
| `Update ->
Db.exec Builder_db.User.update_user user_info
in
or_die 1 r
let user_add () dbpath username = user_mod `Add dbpath username
let user_update () dbpath username = user_mod `Update dbpath username
let user_list () dbpath =
let r =
Caqti_blocking.connect
(Uri.make ~scheme:"sqlite3" ~path:dbpath ~query:["create", ["false"]] ())
>>= fun (module Db : Caqti_blocking.CONNECTION) ->
Db.iter_s Builder_db.User.get_all
(fun username -> Ok (print_endline username))
()
in
or_die 1 r
let user_remove () dbpath username =
let r =
Caqti_blocking.connect
(Uri.make ~scheme:"sqlite3" ~path:dbpath ~query:["create", ["false"]] ())
>>= fun (module Db : Caqti_blocking.CONNECTION) ->
Db.exec Builder_db.User.remove_user username
in
or_die 1 r
let help man_format cmds = function
| None -> `Help (man_format, None)
| Some cmd ->
if List.mem cmd cmds
then `Help (man_format, Some cmd)
else `Error (true, "Unknown command: " ^ cmd)
let dbpath =
let doc = "sqlite3 database path" in
Cmdliner.Arg.(value &
opt non_dir_file "/var/db/builder-web/builder.sqlite3" &
info ~doc ["dbpath"])
let dbpath_new =
let doc = "sqlite3 database path" in
Cmdliner.Arg.(value &
opt string "/var/db/builder-web/builder.sqlite3" &
info ~doc ["dbpath"])
let username =
let doc = "username" in
Cmdliner.Arg.(required &
pos 0 (some string) None &
info ~doc ~docv:"USERNAME" [])
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let password_iter =
let doc = "password hash count" in
Cmdliner.Arg.(value &
opt (some int) None &
info ~doc ["hash-count"])
let setup_log =
let setup_log level =
Logs.set_level level;
Logs.set_reporter (Logs_fmt.reporter ~dst:Format.std_formatter ());
Logs.debug (fun m -> m "Set log level %s" (Logs.level_to_string level))
in
Cmdliner.Term.(const setup_log $ Logs_cli.level ())
let migrate_cmd =
let doc = "create database and add tables" in
Cmdliner.Term.(pure migrate $ setup_log $ dbpath_new),
Cmdliner.Term.info ~doc "migrate"
let user_add_cmd =
let doc = "add a user" in
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(Cmdliner.Term.(pure user_add $ setup_log $ dbpath $ password_iter $ username),
Cmdliner.Term.info ~doc "user-add")
let user_update_cmd =
let doc = "update a user password" in
(Cmdliner.Term.(pure user_update $ setup_log $ dbpath $ password_iter $ username),
Cmdliner.Term.info ~doc "user-update")
let user_remove_cmd =
let doc = "remove a user" in
(Cmdliner.Term.(pure user_remove $ setup_log $ dbpath $ username),
Cmdliner.Term.info ~doc "user-remove")
let user_list_cmd =
let doc = "list all users" in
(Cmdliner.Term.(pure user_list $ setup_log $ dbpath),
Cmdliner.Term.info ~doc "user-list")
let help_cmd =
let topic =
let doc = "Command to get help on" in
Cmdliner.Arg.(value & pos 0 (some string) None & info ~doc ~docv:"COMMAND" [])
in
let doc = "Builder database help" in
Cmdliner.Term.(ret (const help $ man_format $ choice_names $ topic)),
Cmdliner.Term.info ~doc "help"
let default_cmd =
let doc = "Builder database command" in
Cmdliner.Term.(ret (const help $ man_format $ choice_names $ const None)),
Cmdliner.Term.info ~doc "builder-db"
let () =
Mirage_crypto_rng_unix.initialize ();
Cmdliner.Term.eval_choice
default_cmd
[help_cmd; migrate_cmd;
user_add_cmd; user_update_cmd; user_remove_cmd; user_list_cmd]
|> Cmdliner.Term.exit