1a04395959
When emitting the calendarspec warning we want to see some color.
Follow-up for 04220fda5c
.
Exceptions:
- systemctl, because it has a lot hand-crafted coloring
- tmpfiles, sysusers, stdio-bridge, etc, because they are also used in
services and I'm not sure if this wouldn't mess up something.
190 lines
5.9 KiB
C
190 lines
5.9 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#include <errno.h>
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#include <getopt.h>
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#include <stddef.h>
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#include <unistd.h>
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#include "ask-password-api.h"
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#include "def.h"
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#include "log.h"
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#include "macro.h"
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#include "main-func.h"
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#include "pretty-print.h"
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#include "strv.h"
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static const char *arg_icon = NULL;
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static const char *arg_id = NULL;
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static const char *arg_keyname = NULL;
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static char *arg_message = NULL;
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static usec_t arg_timeout = DEFAULT_TIMEOUT_USEC;
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static bool arg_multiple = false;
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static bool arg_no_output = false;
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static AskPasswordFlags arg_flags = ASK_PASSWORD_PUSH_CACHE;
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STATIC_DESTRUCTOR_REGISTER(arg_message, freep);
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static int help(void) {
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_cleanup_free_ char *link = NULL;
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int r;
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r = terminal_urlify_man("systemd-ask-password", "1", &link);
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if (r < 0)
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return log_oom();
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printf("%s [OPTIONS...] MESSAGE\n\n"
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"Query the user for a system passphrase, via the TTY or an UI agent.\n\n"
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" -h --help Show this help\n"
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" --icon=NAME Icon name\n"
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" --id=ID Query identifier (e.g. \"cryptsetup:/dev/sda5\")\n"
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" --keyname=NAME Kernel key name for caching passwords (e.g. \"cryptsetup\")\n"
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" --timeout=SEC Timeout in seconds\n"
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" --echo Do not mask input (useful for usernames)\n"
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" --no-tty Ask question via agent even on TTY\n"
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" --accept-cached Accept cached passwords\n"
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" --multiple List multiple passwords if available\n"
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" --no-output Do not print password to standard output\n"
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"\nSee the %s for details.\n"
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, program_invocation_short_name
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, link
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);
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return 0;
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}
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static int parse_argv(int argc, char *argv[]) {
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enum {
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ARG_ICON = 0x100,
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ARG_TIMEOUT,
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ARG_ECHO,
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ARG_NO_TTY,
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ARG_ACCEPT_CACHED,
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ARG_MULTIPLE,
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ARG_ID,
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ARG_KEYNAME,
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ARG_NO_OUTPUT,
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ARG_VERSION,
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};
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static const struct option options[] = {
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{ "help", no_argument, NULL, 'h' },
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{ "version", no_argument, NULL, ARG_VERSION },
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{ "icon", required_argument, NULL, ARG_ICON },
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{ "timeout", required_argument, NULL, ARG_TIMEOUT },
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{ "echo", no_argument, NULL, ARG_ECHO },
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{ "no-tty", no_argument, NULL, ARG_NO_TTY },
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{ "accept-cached", no_argument, NULL, ARG_ACCEPT_CACHED },
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{ "multiple", no_argument, NULL, ARG_MULTIPLE },
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{ "id", required_argument, NULL, ARG_ID },
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{ "keyname", required_argument, NULL, ARG_KEYNAME },
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{ "no-output", no_argument, NULL, ARG_NO_OUTPUT },
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{}
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};
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int c;
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assert(argc >= 0);
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assert(argv);
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while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0)
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switch (c) {
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case 'h':
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return help();
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case ARG_VERSION:
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return version();
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case ARG_ICON:
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arg_icon = optarg;
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break;
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case ARG_TIMEOUT:
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if (parse_sec(optarg, &arg_timeout) < 0)
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return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
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"Failed to parse --timeout parameter %s",
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optarg);
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break;
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case ARG_ECHO:
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arg_flags |= ASK_PASSWORD_ECHO;
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break;
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case ARG_NO_TTY:
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arg_flags |= ASK_PASSWORD_NO_TTY;
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break;
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case ARG_ACCEPT_CACHED:
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arg_flags |= ASK_PASSWORD_ACCEPT_CACHED;
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break;
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case ARG_MULTIPLE:
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arg_multiple = true;
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break;
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case ARG_ID:
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arg_id = optarg;
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break;
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case ARG_KEYNAME:
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arg_keyname = optarg;
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break;
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case ARG_NO_OUTPUT:
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arg_no_output = true;
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break;
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case '?':
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return -EINVAL;
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default:
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assert_not_reached("Unhandled option");
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}
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if (argc > optind) {
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arg_message = strv_join(argv + optind, " ");
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if (!arg_message)
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return log_oom();
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}
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return 1;
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}
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static int run(int argc, char *argv[]) {
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_cleanup_strv_free_erase_ char **l = NULL;
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usec_t timeout;
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char **p;
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int r;
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log_show_color(true);
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log_parse_environment();
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log_open();
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r = parse_argv(argc, argv);
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if (r <= 0)
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return r;
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if (arg_timeout > 0)
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timeout = now(CLOCK_MONOTONIC) + arg_timeout;
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else
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timeout = 0;
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r = ask_password_auto(arg_message, arg_icon, arg_id, arg_keyname, timeout, arg_flags, &l);
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if (r < 0)
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return log_error_errno(r, "Failed to query password: %m");
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STRV_FOREACH(p, l) {
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if (!arg_no_output)
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puts(*p);
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if (!arg_multiple)
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break;
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}
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return 0;
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}
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DEFINE_MAIN_FUNCTION(run);
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