1 /* SPDX-License-Identifier: LGPL-2.1+ */
3 This file is part of systemd.
5 Copyright 2010 Lennart Poettering
13 #include "ask-password-api.h"
19 static const char *arg_icon
= NULL
;
20 static const char *arg_id
= NULL
;
21 static const char *arg_keyname
= NULL
;
22 static char *arg_message
= NULL
;
23 static usec_t arg_timeout
= DEFAULT_TIMEOUT_USEC
;
24 static bool arg_multiple
= false;
25 static bool arg_no_output
= false;
26 static AskPasswordFlags arg_flags
= ASK_PASSWORD_PUSH_CACHE
;
28 static void help(void) {
29 printf("%s [OPTIONS...] MESSAGE\n\n"
30 "Query the user for a system passphrase, via the TTY or an UI agent.\n\n"
31 " -h --help Show this help\n"
32 " --icon=NAME Icon name\n"
33 " --id=ID Query identifier (e.g. \"cryptsetup:/dev/sda5\")\n"
34 " --keyname=NAME Kernel key name for caching passwords (e.g. \"cryptsetup\")\n"
35 " --timeout=SEC Timeout in seconds\n"
36 " --echo Do not mask input (useful for usernames)\n"
37 " --no-tty Ask question via agent even on TTY\n"
38 " --accept-cached Accept cached passwords\n"
39 " --multiple List multiple passwords if available\n"
40 " --no-output Do not print password to standard output\n"
41 , program_invocation_short_name
);
44 static int parse_argv(int argc
, char *argv
[]) {
58 static const struct option options
[] = {
59 { "help", no_argument
, NULL
, 'h' },
60 { "icon", required_argument
, NULL
, ARG_ICON
},
61 { "timeout", required_argument
, NULL
, ARG_TIMEOUT
},
62 { "echo", no_argument
, NULL
, ARG_ECHO
},
63 { "no-tty", no_argument
, NULL
, ARG_NO_TTY
},
64 { "accept-cached", no_argument
, NULL
, ARG_ACCEPT_CACHED
},
65 { "multiple", no_argument
, NULL
, ARG_MULTIPLE
},
66 { "id", required_argument
, NULL
, ARG_ID
},
67 { "keyname", required_argument
, NULL
, ARG_KEYNAME
},
68 { "no-output", no_argument
, NULL
, ARG_NO_OUTPUT
},
77 while ((c
= getopt_long(argc
, argv
, "h", options
, NULL
)) >= 0)
90 if (parse_sec(optarg
, &arg_timeout
) < 0) {
91 log_error("Failed to parse --timeout parameter %s", optarg
);
97 arg_flags
|= ASK_PASSWORD_ECHO
;
101 arg_flags
|= ASK_PASSWORD_NO_TTY
;
104 case ARG_ACCEPT_CACHED
:
105 arg_flags
|= ASK_PASSWORD_ACCEPT_CACHED
;
117 arg_keyname
= optarg
;
121 arg_no_output
= true;
128 assert_not_reached("Unhandled option");
132 arg_message
= strv_join(argv
+ optind
, " ");
140 int main(int argc
, char *argv
[]) {
141 _cleanup_strv_free_erase_
char **l
= NULL
;
146 log_parse_environment();
149 r
= parse_argv(argc
, argv
);
154 timeout
= now(CLOCK_MONOTONIC
) + arg_timeout
;
158 r
= ask_password_auto(arg_message
, arg_icon
, arg_id
, arg_keyname
, timeout
, arg_flags
, &l
);
160 log_error_errno(r
, "Failed to query password: %m");
175 return r
< 0 ? EXIT_FAILURE
: EXIT_SUCCESS
;