#include <sys/poll.h>
#include <time.h>
#include <getopt.h>
+#include <signal.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <linux/fs.h>
+#include <locale.h>
+#include <langinfo.h>
#include <systemd/sd-journal.h>
static bool arg_follow = false;
static bool arg_show_all = false;
static bool arg_no_pager = false;
-static int arg_lines = -1;
+static unsigned arg_lines = 0;
static bool arg_no_tail = false;
static bool arg_quiet = false;
static bool arg_merge = false;
static bool arg_this_boot = false;
+static const char *arg_cursor = NULL;
static const char *arg_directory = NULL;
static int arg_priorities = 0xFF;
static const char *arg_verify_key = NULL;
#ifdef HAVE_GCRYPT
static usec_t arg_interval = DEFAULT_FSS_INTERVAL_USEC;
#endif
+static usec_t arg_since, arg_until;
+static bool arg_since_set = false, arg_until_set = false;
static enum {
ACTION_SHOW,
ACTION_NEW_ID128,
ACTION_PRINT_HEADER,
ACTION_SETUP_KEYS,
- ACTION_VERIFY
+ ACTION_VERIFY,
+ ACTION_DISK_USAGE,
} arg_action = ACTION_SHOW;
static int help(void) {
" --version Show package version\n"
" --no-pager Do not pipe output into a pager\n"
" -a --all Show all fields, including long and unprintable\n"
+ " -c --cursor=CURSOR Start showing entries from specified cursor\n"
+ " --since=DATE Start showing entries newer or of the specified date\n"
+ " --until=DATE Stop showing entries older or of the specified date\n"
" -f --follow Follow journal\n"
- " -n --lines=INTEGER Journal entries to show\n"
+ " -n --lines[=INTEGER] Number of journal entries to show\n"
" --no-tail Show all lines, even in follow mode\n"
" -o --output=STRING Change journal output mode (short, short-monotonic,\n"
- " verbose, export, json, json-pretty, cat)\n"
+ " verbose, export, json, json-pretty, json-sse, cat)\n"
" -q --quiet Don't show privilege warning\n"
" -m --merge Show entries from all available journals\n"
" -b --this-boot Show data only from current boot\n"
"Commands:\n"
" --new-id128 Generate a new 128 Bit ID\n"
" --header Show journal header information\n"
+ " --disk-usage Show total disk usage\n"
#ifdef HAVE_GCRYPT
" --setup-keys Generate new FSS key pair\n"
" --interval=TIME Time interval for changing the FSS sealing key\n"
ARG_SETUP_KEYS,
ARG_INTERVAL,
ARG_VERIFY,
- ARG_VERIFY_KEY
+ ARG_VERIFY_KEY,
+ ARG_DISK_USAGE,
+ ARG_SINCE,
+ ARG_UNTIL
};
static const struct option options[] = {
{ "follow", no_argument, NULL, 'f' },
{ "output", required_argument, NULL, 'o' },
{ "all", no_argument, NULL, 'a' },
- { "lines", required_argument, NULL, 'n' },
+ { "lines", optional_argument, NULL, 'n' },
{ "no-tail", no_argument, NULL, ARG_NO_TAIL },
{ "new-id128", no_argument, NULL, ARG_NEW_ID128 },
{ "quiet", no_argument, NULL, 'q' },
{ "interval", required_argument, NULL, ARG_INTERVAL },
{ "verify", no_argument, NULL, ARG_VERIFY },
{ "verify-key", required_argument, NULL, ARG_VERIFY_KEY },
+ { "disk-usage", no_argument, NULL, ARG_DISK_USAGE },
+ { "cursor", required_argument, NULL, 'c' },
+ { "since", required_argument, NULL, ARG_SINCE },
+ { "until", required_argument, NULL, ARG_UNTIL },
{ NULL, 0, NULL, 0 }
};
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "hfo:an:qmbD:p:", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "hfo:an::qmbD:p:c:", options, NULL)) >= 0) {
switch (c) {
case 'f':
arg_follow = true;
+ signal(SIGWINCH, columns_cache_reset);
break;
case 'o':
- arg_output = output_mode_from_string(optarg);
+ arg_output = output_mode_from_string(optarg);
if (arg_output < 0) {
- log_error("Unknown output '%s'.", optarg);
+ log_error("Unknown output format '%s'.", optarg);
return -EINVAL;
}
+ if (arg_output == OUTPUT_EXPORT ||
+ arg_output == OUTPUT_JSON ||
+ arg_output == OUTPUT_JSON_PRETTY ||
+ arg_output == OUTPUT_JSON_SSE ||
+ arg_output == OUTPUT_CAT)
+ arg_quiet = true;
+
break;
case 'a':
break;
case 'n':
- r = safe_atoi(optarg, &arg_lines);
- if (r < 0 || arg_lines < 0) {
- log_error("Failed to parse lines '%s'", optarg);
- return -EINVAL;
- }
+ if (optarg) {
+ r = safe_atou(optarg, &arg_lines);
+ if (r < 0 || arg_lines <= 0) {
+ log_error("Failed to parse lines '%s'", optarg);
+ return -EINVAL;
+ }
+ } else
+ arg_lines = 10;
+
break;
case ARG_NO_TAIL:
arg_directory = optarg;
break;
+ case 'c':
+ arg_cursor = optarg;
+ break;
+
case ARG_HEADER:
arg_action = ACTION_PRINT_HEADER;
break;
arg_action = ACTION_VERIFY;
break;
+ case ARG_DISK_USAGE:
+ arg_action = ACTION_DISK_USAGE;
+ break;
+
#ifdef HAVE_GCRYPT
case ARG_SETUP_KEYS:
arg_action = ACTION_SETUP_KEYS;
break;
}
+ case ARG_SINCE:
+ r = parse_timestamp(optarg, &arg_since);
+ if (r < 0) {
+ log_error("Failed to parse timestamp: %s", optarg);
+ return -EINVAL;
+ }
+ arg_since_set = true;
+ break;
+
+ case ARG_UNTIL:
+ r = parse_timestamp(optarg, &arg_until);
+ if (r < 0) {
+ log_error("Failed to parse timestamp: %s", optarg);
+ return -EINVAL;
+ }
+ arg_until_set = true;
+ break;
+
case '?':
return -EINVAL;
}
}
- if (arg_follow && !arg_no_tail && arg_lines < 0)
+ if (arg_follow && !arg_no_tail && arg_lines <= 0)
arg_lines = 10;
+ if (arg_since_set && arg_until_set && arg_since_set > arg_until_set) {
+ log_error("--since= must be before --until=.");
+ return -EINVAL;
+ }
+
+ if (arg_cursor && arg_since_set) {
+ log_error("Please specify either --since= or --cursor=, not both.");
+ return -EINVAL;
+ }
+
return 1;
}
fprintf(stderr, "\nThe keys have been generated for host " SD_ID128_FORMAT_STR ".\n", SD_ID128_FORMAT_VAL(machine));
#ifdef HAVE_QRENCODE
- fprintf(stderr, "\nTo transfer the verification key to your phone please scan the QR code below:\n\n");
- print_qr_code(stderr, seed, seed_size, n, arg_interval, hn, machine);
+ /* If this is not an UTF-8 system don't print any QR codes */
+ setlocale(LC_CTYPE, "");
+
+ if (streq_ptr(nl_langinfo(CODESET), "UTF-8")) {
+ fputs("\nTo transfer the verification key to your phone please scan the QR code below:\n\n", stderr);
+ print_qr_code(stderr, seed, seed_size, n, arg_interval, hn, machine);
+ }
#endif
free(hn);
}
HASHMAP_FOREACH(f, j->files, i) {
int k;
- usec_t from, to, total;
+ usec_t first, validated, last;
#ifdef HAVE_GCRYPT
if (!arg_verify_key && JOURNAL_HEADER_SEALED(f->header))
log_notice("Journal file %s has sealing enabled but verification key has not been passed using --verify-key=.", f->path);
#endif
- k = journal_file_verify(f, arg_verify_key, &from, &to, &total, true);
+ k = journal_file_verify(f, arg_verify_key, &first, &validated, &last, true);
if (k == -EINVAL) {
/* If the key was invalid give up right-away. */
return k;
log_info("PASS: %s", f->path);
if (arg_verify_key && JOURNAL_HEADER_SEALED(f->header)) {
- if (from > 0) {
+ if (validated > 0) {
log_info("=> Validated from %s to %s, final %s entries not sealed.",
- format_timestamp(a, sizeof(a), from),
- format_timestamp(b, sizeof(b), to),
- format_timespan(c, sizeof(c), total > to ? total - to : 0));
- } else if (total > 0)
+ format_timestamp(a, sizeof(a), first),
+ format_timestamp(b, sizeof(b), validated),
+ format_timespan(c, sizeof(c), last > validated ? last - validated : 0));
+ } else if (last > 0)
log_info("=> No sealing yet, %s of entries not sealed.",
- format_timespan(c, sizeof(c), total));
+ format_timespan(c, sizeof(c), last - first));
else
log_info("=> No sealing yet, no entries in file.");
}
int main(int argc, char *argv[]) {
int r;
sd_journal *j = NULL;
- unsigned line = 0;
bool need_seek = false;
sd_id128_t previous_boot_id;
bool previous_boot_id_valid = false;
bool have_pager;
+ unsigned n_shown = 0;
log_parse_environment();
log_open();
goto finish;
}
+ if (arg_action == ACTION_DISK_USAGE) {
+ uint64_t bytes;
+ char sbytes[FORMAT_BYTES_MAX];
+
+ r = sd_journal_get_usage(j, &bytes);
+ if (r < 0)
+ goto finish;
+
+ printf("Journals take up %s on disk.\n", format_bytes(sbytes, sizeof(sbytes), bytes));
+ r = 0;
+ goto finish;
+ }
+
#ifdef HAVE_ACL
if (access("/var/log/journal", F_OK) < 0 && geteuid() != 0 && in_group("adm") <= 0) {
log_error("Unprivileged users can't see messages unless persistent log storage is enabled. Users in the group 'adm' can always see messages.");
if (r < 0)
goto finish;
- if (!arg_quiet) {
- usec_t start, end;
- char start_buf[FORMAT_TIMESTAMP_MAX], end_buf[FORMAT_TIMESTAMP_MAX];
-
- r = sd_journal_get_cutoff_realtime_usec(j, &start, &end);
+ if (arg_cursor) {
+ r = sd_journal_seek_cursor(j, arg_cursor);
if (r < 0) {
- log_error("Failed to get cutoff: %s", strerror(-r));
+ log_error("Failed to seek to cursor: %s", strerror(-r));
goto finish;
}
- if (r > 0) {
- if (arg_follow)
- printf("Logs begin at %s.\n", format_timestamp(start_buf, sizeof(start_buf), start));
- else
- printf("Logs begin at %s, end at %s.\n",
- format_timestamp(start_buf, sizeof(start_buf), start),
- format_timestamp(end_buf, sizeof(end_buf), end));
+ r = sd_journal_next(j);
+
+ } else if (arg_since_set) {
+ r = sd_journal_seek_realtime_usec(j, arg_since);
+ if (r < 0) {
+ log_error("Failed to seek to date: %s", strerror(-r));
+ goto finish;
}
- }
+ r = sd_journal_next(j);
- if (arg_lines >= 0) {
+ } else if (arg_lines > 0) {
r = sd_journal_seek_tail(j);
if (r < 0) {
log_error("Failed to seek to tail: %s", strerror(-r));
}
r = sd_journal_previous_skip(j, arg_lines);
+
} else {
r = sd_journal_seek_head(j);
if (r < 0) {
on_tty();
have_pager = !arg_no_pager && !arg_follow && pager_open();
+ if (!arg_quiet) {
+ usec_t start, end;
+ char start_buf[FORMAT_TIMESTAMP_MAX], end_buf[FORMAT_TIMESTAMP_MAX];
+
+ r = sd_journal_get_cutoff_realtime_usec(j, &start, &end);
+ if (r < 0) {
+ log_error("Failed to get cutoff: %s", strerror(-r));
+ goto finish;
+ }
+
+ if (r > 0) {
+ if (arg_follow)
+ printf("---- Logs begin at %s.\n", format_timestamp(start_buf, sizeof(start_buf), start));
+ else
+ printf("---- Logs begin at %s, end at %s.\n",
+ format_timestamp(start_buf, sizeof(start_buf), start),
+ format_timestamp(end_buf, sizeof(end_buf), end));
+ }
+ }
+
for (;;) {
- for (;;) {
- int flags =
- arg_show_all * OUTPUT_SHOW_ALL |
- have_pager * OUTPUT_FULL_WIDTH |
- on_tty() * OUTPUT_COLOR;
+ while (arg_lines == 0 || arg_follow || n_shown < arg_lines) {
+ int flags;
if (need_seek) {
r = sd_journal_next(j);
if (r == 0)
break;
+ if (arg_until_set) {
+ usec_t usec;
+
+ r = sd_journal_get_realtime_usec(j, &usec);
+ if (r < 0) {
+ log_error("Failed to determine timestamp: %s", strerror(-r));
+ goto finish;
+ }
+ }
+
if (!arg_merge) {
sd_id128_t boot_id;
if (r >= 0) {
if (previous_boot_id_valid &&
!sd_id128_equal(boot_id, previous_boot_id))
- printf(ANSI_HIGHLIGHT_ON "----- Reboot -----" ANSI_HIGHLIGHT_OFF "\n");
+ printf(ANSI_HIGHLIGHT_ON "---- Reboot ----" ANSI_HIGHLIGHT_OFF "\n");
previous_boot_id = boot_id;
previous_boot_id_valid = true;
}
}
- line ++;
+ flags =
+ arg_show_all * OUTPUT_SHOW_ALL |
+ have_pager * OUTPUT_FULL_WIDTH |
+ on_tty() * OUTPUT_COLOR;
- r = output_journal(j, arg_output, line, 0, flags);
+ r = output_journal(stdout, j, arg_output, 0, flags);
if (r < 0)
goto finish;
need_seek = true;
+ n_shown++;
}
if (!arg_follow)
r = sd_journal_wait(j, (uint64_t) -1);
if (r < 0) {
- log_error("Couldn't wait for log event: %s", strerror(-r));
+ log_error("Couldn't wait for journal event: %s", strerror(-r));
goto finish;
}
}