2018-06-25 16:07:33 +02:00
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/* 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 <stdio.h>
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#include <stdlib.h>
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#include "sd-bus.h"
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#include "alloc-util.h"
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#include "bus-error.h"
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#include "log.h"
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2018-11-19 20:26:37 +01:00
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#include "main-func.h"
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2019-11-15 18:38:44 +01:00
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#include "pretty-print.h"
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#include "terminal-util.h"
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2018-06-25 16:07:33 +02:00
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#include "util.h"
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static int help(void) {
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2019-11-15 18:38:44 +01:00
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_cleanup_free_ char *link = NULL;
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int r;
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2018-06-25 16:07:33 +02:00
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2019-11-15 18:38:44 +01:00
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r = terminal_urlify_man("systemd-boot-check-no-failures.service", "8", &link);
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if (r < 0)
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return log_oom();
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printf("%s [OPTIONS...]\n"
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"\n%sVerify system operational state.%s\n\n"
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2018-06-25 16:07:33 +02:00
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" -h --help Show this help\n"
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2019-11-15 18:38:44 +01:00
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" --version Print version\n"
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"\nSee the %s for details.\n"
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, program_invocation_short_name
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, ansi_highlight()
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, ansi_normal()
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, link
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);
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2018-06-25 16:07:33 +02:00
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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_PATH = 0x100,
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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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{}
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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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help();
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return 0;
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case ARG_VERSION:
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return version();
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case '?':
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return -EINVAL;
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default:
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assert_not_reached("Unknown option");
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}
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return 1;
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}
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2018-11-16 10:44:36 +01:00
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static int run(int argc, char *argv[]) {
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2018-06-25 16:07:33 +02:00
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_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
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_cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
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uint32_t n;
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int r;
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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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2018-11-16 10:44:36 +01:00
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return r;
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2018-06-25 16:07:33 +02:00
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r = sd_bus_open_system(&bus);
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2018-11-16 10:44:36 +01:00
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if (r < 0)
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return log_error_errno(r, "Failed to connect to system bus: %m");
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2018-06-25 16:07:33 +02:00
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r = sd_bus_get_property_trivial(
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bus,
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"org.freedesktop.systemd1",
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"/org/freedesktop/systemd1",
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"org.freedesktop.systemd1.Manager",
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"NFailedUnits",
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&error,
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'u',
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&n);
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2018-11-16 10:44:36 +01:00
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if (r < 0)
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return log_error_errno(r, "Failed to get failed units counter: %s", bus_error_message(&error, r));
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2018-06-25 16:07:33 +02:00
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if (n > 0)
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log_notice("Health check: %" PRIu32 " units have failed.", n);
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else
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log_info("Health check: no failed units.");
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2018-11-16 10:44:36 +01:00
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return n > 0;
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2018-06-25 16:07:33 +02:00
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}
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2018-11-16 10:44:36 +01:00
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DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run);
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