#include "acl-util.h"
#endif
-#include <systemd/sd-journal.h>
+#include "systemd/sd-journal.h"
#include "log.h"
#include "logs-show.h"
static bool arg_full = true;
static bool arg_all = false;
static bool arg_no_pager = false;
-static int arg_lines = -1;
+static int arg_lines = -2;
static bool arg_no_tail = false;
static bool arg_quiet = false;
static bool arg_merge = false;
#endif
static usec_t arg_since, arg_until;
static bool arg_since_set = false, arg_until_set = false;
+static char **arg_syslog_identifier = NULL;
static char **arg_system_units = NULL;
static char **arg_user_units = NULL;
static const char *arg_field = NULL;
return 0;
}
-static int help(void) {
+static void help(void) {
pager_open_if_enabled();
printf("%s [OPTIONS...] [MATCHES...]\n\n"
"Query the journal.\n\n"
"Flags:\n"
- " --system Show only the system journal\n"
- " --user Show only the user journal for the current user\n"
+ " --system Show the system journal\n"
+ " --user Show the user journal for the current user\n"
" -M --machine=CONTAINER Operate on local container\n"
" --since=DATE Start showing entries on or newer than the specified date\n"
" --until=DATE Stop showing entries on or older than the specified date\n"
" -k --dmesg Show kernel message log from the current boot\n"
" -u --unit=UNIT Show data only from the specified unit\n"
" --user-unit=UNIT Show data only from the specified user session unit\n"
+ " -t --identifier=STRING Show only messages with the specified syslog identifier\n"
" -p --priority=RANGE Show only messages within the specified priority range\n"
" -e --pager-end Immediately jump to end of the journal in the pager\n"
" -f --follow Follow the journal\n"
" --verify Verify journal file consistency\n"
#endif
, program_invocation_short_name);
-
- return 0;
}
static int parse_argv(int argc, char *argv[]) {
{ "file", required_argument, NULL, ARG_FILE },
{ "root", required_argument, NULL, ARG_ROOT },
{ "header", no_argument, NULL, ARG_HEADER },
+ { "identifier", required_argument, NULL, 't' },
{ "priority", required_argument, NULL, 'p' },
{ "setup-keys", no_argument, NULL, ARG_SETUP_KEYS },
{ "interval", required_argument, NULL, ARG_INTERVAL },
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "hefo:aln::qmb::kD:p:c:u:F:xrM:", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "hefo:aln::qmb::kD:p:c:t:u:F:xrM:", options, NULL)) >= 0)
switch (c) {
case 'h':
- return help();
+ help();
+ return 0;
case ARG_VERSION:
puts(PACKAGE_STRING);
case 'e':
arg_pager_end = true;
- if (arg_lines < 0)
+ if (arg_lines < -1)
arg_lines = 1000;
break;
case 'n':
if (optarg) {
- r = safe_atoi(optarg, &arg_lines);
- if (r < 0 || arg_lines < 0) {
- log_error("Failed to parse lines '%s'", optarg);
- return -EINVAL;
+ if (streq(optarg, "all"))
+ arg_lines = -1;
+ else {
+ r = safe_atoi(optarg, &arg_lines);
+ if (r < 0 || arg_lines < 0) {
+ log_error("Failed to parse lines '%s'", optarg);
+ return -EINVAL;
+ }
}
} else {
- int n;
+ arg_lines = 10;
/* Hmm, no argument? Maybe the next
* word on the command line is
* supposed to be the argument? Let's
* see if there is one, and is
- * parsable as a positive
- * integer... */
-
- if (optind < argc &&
- safe_atoi(argv[optind], &n) >= 0 &&
- n >= 0) {
-
- arg_lines = n;
- optind++;
- } else
- arg_lines = 10;
+ * parsable. */
+ if (optind < argc) {
+ int n;
+ if (streq(argv[optind], "all")) {
+ arg_lines = -1;
+ optind++;
+ } else if (safe_atoi(argv[optind], &n) >= 0 && n >= 0) {
+ arg_lines = n;
+ optind++;
+ }
+ }
}
break;
arg_until_set = true;
break;
+ case 't':
+ r = strv_extend(&arg_syslog_identifier, optarg);
+ if (r < 0)
+ return log_oom();
+ break;
+
case 'u':
r = strv_extend(&arg_system_units, optarg);
if (r < 0)
default:
assert_not_reached("Unhandled option");
}
- }
- if (arg_follow && !arg_no_tail && arg_lines < 0)
+ if (arg_follow && !arg_no_tail && arg_lines < -1)
arg_lines = 10;
if (!!arg_directory + !!arg_file + !!arg_machine > 1) {
return -EINVAL;
}
+ if (arg_action != ACTION_SHOW && optind < argc) {
+ log_error("Extraneous arguments starting with '%s'", argv[optind]);
+ return -EINVAL;
+ }
+
return 1;
}
static int add_matches(sd_journal *j, char **args) {
char **i;
+ bool have_term = false;
assert(j);
STRV_FOREACH(i, args) {
int r;
- if (streq(*i, "+"))
+ if (streq(*i, "+")) {
+ if (!have_term)
+ break;
r = sd_journal_add_disjunction(j);
- else if (path_is_absolute(*i)) {
+ have_term = false;
+
+ } else if (path_is_absolute(*i)) {
_cleanup_free_ char *p, *t = NULL, *t2 = NULL;
const char *path;
_cleanup_free_ char *interpreter = NULL;
t = strappend("_COMM=", comm);
/* Append _EXE only if the interpreter is not a link.
- Otherwise it might be outdated often. */
+ Otherwise, it might be outdated often. */
if (lstat(interpreter, &st) == 0 &&
!S_ISLNK(st.st_mode)) {
t2 = strappend("_EXE=", interpreter);
}
} else
t = strappend("_EXE=", path);
- } else if (S_ISCHR(st.st_mode))
- asprintf(&t, "_KERNEL_DEVICE=c%u:%u", major(st.st_rdev), minor(st.st_rdev));
- else if (S_ISBLK(st.st_mode))
- asprintf(&t, "_KERNEL_DEVICE=b%u:%u", major(st.st_rdev), minor(st.st_rdev));
- else {
+ } else if (S_ISCHR(st.st_mode)) {
+ if (asprintf(&t, "_KERNEL_DEVICE=c%u:%u",
+ major(st.st_rdev),
+ minor(st.st_rdev)) < 0)
+ return -ENOMEM;
+ } else if (S_ISBLK(st.st_mode)) {
+ if (asprintf(&t, "_KERNEL_DEVICE=b%u:%u",
+ major(st.st_rdev),
+ minor(st.st_rdev)) < 0)
+ return -ENOMEM;
+ } else {
log_error("File is neither a device node, nor regular file, nor executable: %s", *i);
return -EINVAL;
}
r = sd_journal_add_match(j, t, 0);
if (t2)
r = sd_journal_add_match(j, t2, 0);
- } else
+ have_term = true;
+
+ } else {
r = sd_journal_add_match(j, *i, 0);
+ have_term = true;
+ }
if (r < 0) {
log_error("Failed to add match '%s': %s", *i, strerror(-r));
}
}
+ if (!strv_isempty(args) && !have_term) {
+ log_error("\"+\" can only be used between terms");
+ return -EINVAL;
+ }
+
return 0;
}
const char *field;
int r;
- found = set_new(string_hash_func, string_compare_func);
+ found = set_new(&string_hash_ops);
if (!found)
return log_oom();
return 0;
}
+
+static int add_syslog_identifier(sd_journal *j) {
+ int r;
+ char **i;
+
+ assert(j);
+
+ STRV_FOREACH(i, arg_syslog_identifier) {
+ char *u;
+
+ u = strappenda("SYSLOG_IDENTIFIER=", *i);
+ r = sd_journal_add_match(j, u, 0);
+ if (r < 0)
+ return r;
+ r = sd_journal_add_disjunction(j);
+ if (r < 0)
+ return r;
+ }
+
+ r = sd_journal_add_conjunction(j);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
+
static int setup_keys(void) {
#ifdef HAVE_GCRYPT
size_t mpk_size, seed_size, state_size, i;
n = now(CLOCK_REALTIME);
n /= arg_interval;
- close_nointr_nofail(fd);
+ safe_close(fd);
fd = mkostemp_safe(k, O_WRONLY|O_CLOEXEC);
if (fd < 0) {
log_error("Failed to open %s: %m", k);
r = 0;
finish:
- if (fd >= 0)
- close_nointr_nofail(fd);
+ safe_close(fd);
if (k) {
unlink(k);
arg_action == ACTION_LIST_CATALOG ||
arg_action == ACTION_DUMP_CATALOG) {
- const char* database = CATALOG_DATABASE;
- _cleanup_free_ char *copy = NULL;
- if (arg_root) {
- copy = strjoin(arg_root, "/", CATALOG_DATABASE, NULL);
- if (!copy) {
- r = log_oom();
- goto finish;
- }
- path_kill_slashes(copy);
- database = copy;
+ _cleanup_free_ char *database;
+
+ database = path_join(arg_root, CATALOG_DATABASE, NULL);
+ if (!database) {
+ r = log_oom();
+ goto finish;
}
if (arg_action == ACTION_UPDATE_CATALOG) {
}
if (arg_action == ACTION_DISK_USAGE) {
- uint64_t bytes;
+ uint64_t bytes = 0;
char sbytes[FORMAT_BYTES_MAX];
r = sd_journal_get_usage(j, &bytes);
return EXIT_FAILURE;
}
+ r = add_syslog_identifier(j);
+ if (r < 0) {
+ log_error("Failed to add filter for syslog identifiers: %s", strerror(-r));
+ return EXIT_FAILURE;
+ }
+
r = add_priorities(j);
if (r < 0) {
log_error("Failed to add filter for priorities: %s", strerror(-r));
}
if (arg_cursor || arg_after_cursor) {
- r = sd_journal_seek_cursor(j, arg_cursor ? arg_cursor : arg_after_cursor);
+ r = sd_journal_seek_cursor(j, arg_cursor ?: arg_after_cursor);
if (r < 0) {
log_error("Failed to seek to cursor: %s", strerror(-r));
return EXIT_FAILURE;
finish:
pager_close();
+ strv_free(arg_file);
+
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}