summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--src/journal/journalctl.c59
-rw-r--r--src/shared/logs-show.c56
2 files changed, 57 insertions, 58 deletions
diff --git a/src/journal/journalctl.c b/src/journal/journalctl.c
index c9a259add0..bbc42583c9 100644
--- a/src/journal/journalctl.c
+++ b/src/journal/journalctl.c
@@ -818,17 +818,11 @@ static int add_matches(sd_journal *j, char **args) {
}
} else
t = strappend("_EXE=", path);
- } 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 {
+ } else if (S_ISCHR(st.st_mode))
+ (void) asprintf(&t, "_KERNEL_DEVICE=c%u:%u", major(st.st_rdev), minor(st.st_rdev));
+ else if (S_ISBLK(st.st_mode))
+ (void) asprintf(&t, "_KERNEL_DEVICE=b%u:%u", major(st.st_rdev), minor(st.st_rdev));
+ else {
log_error("File is neither a device node, nor regular file, nor executable: %s", *i);
return -EINVAL;
}
@@ -893,7 +887,7 @@ static int discover_next_boot(
next_boot = new0(BootId, 1);
if (!next_boot)
- return log_oom();
+ return -ENOMEM;
r = sd_journal_get_monotonic_usec(j, NULL, &next_boot->id);
if (r < 0)
@@ -1049,7 +1043,9 @@ static int list_boots(sd_journal *j) {
assert(j);
count = get_boots(j, &all_ids, NULL, 0);
- if (count <= 0)
+ if (count < 0)
+ return log_error_errno(count, "Failed to determine boots: %m");
+ if (count == 0)
return count;
pager_open_if_enabled();
@@ -1109,7 +1105,7 @@ static int add_boot(sd_journal *j) {
r = sd_journal_add_conjunction(j);
if (r < 0)
- return r;
+ return log_error_errno(r, "Failed to add conjunction: %m");
return 0;
}
@@ -1127,22 +1123,24 @@ static int add_dmesg(sd_journal *j) {
r = sd_journal_add_conjunction(j);
if (r < 0)
- return r;
+ return log_error_errno(r, "Failed to add conjunction: %m");
return 0;
}
-static int get_possible_units(sd_journal *j,
- const char *fields,
- char **patterns,
- Set **units) {
+static int get_possible_units(
+ sd_journal *j,
+ const char *fields,
+ char **patterns,
+ Set **units) {
+
_cleanup_set_free_free_ Set *found;
const char *field;
int r;
found = set_new(&string_hash_ops);
if (!found)
- return log_oom();
+ return -ENOMEM;
NULSTR_FOREACH(field, fields) {
const void *data;
@@ -1165,7 +1163,7 @@ static int get_possible_units(sd_journal *j,
u = strndup((char*) data + prefix, size - prefix);
if (!u)
- return log_oom();
+ return -ENOMEM;
STRV_FOREACH(pattern, patterns)
if (fnmatch(*pattern, u, FNM_NOESCAPE) == 0) {
@@ -1329,7 +1327,7 @@ static int add_priorities(sd_journal *j) {
r = sd_journal_add_conjunction(j);
if (r < 0)
- return r;
+ return log_error_errno(r, "Failed to add conjunction: %m");
return 0;
}
@@ -1930,21 +1928,20 @@ int main(int argc, char *argv[]) {
}
r = add_priorities(j);
- if (r < 0) {
- log_error_errno(r, "Failed to add filter for priorities: %m");
+ if (r < 0)
goto finish;
- }
r = add_matches(j, argv + optind);
- if (r < 0) {
- log_error_errno(r, "Failed to add filters: %m");
+ if (r < 0)
goto finish;
- }
if (_unlikely_(log_get_max_level() >= LOG_DEBUG)) {
_cleanup_free_ char *filter;
filter = journal_make_match_string(j);
+ if (!filter)
+ return log_oom();
+
log_debug("Journal filter: %s", filter);
}
@@ -1954,7 +1951,7 @@ int main(int argc, char *argv[]) {
r = sd_journal_set_data_threshold(j, 0);
if (r < 0) {
- log_error("Failed to unset data size threshold");
+ log_error_errno(r, "Failed to unset data size threshold: %m");
goto finish;
}
@@ -1986,8 +1983,10 @@ int main(int argc, char *argv[]) {
/* Opening the fd now means the first sd_journal_wait() will actually wait */
if (arg_follow) {
r = sd_journal_get_fd(j);
- if (r < 0)
+ if (r < 0) {
+ log_error_errno(r, "Failed to get journal fd: %m");
goto finish;
+ }
}
if (arg_cursor || arg_after_cursor) {
diff --git a/src/shared/logs-show.c b/src/shared/logs-show.c
index 54179e94c9..ac5eb16f62 100644
--- a/src/shared/logs-show.c
+++ b/src/shared/logs-show.c
@@ -272,7 +272,7 @@ static int output_short(
}
if (r < 0)
- return r;
+ return log_error_errno(r, "Failed to get journal fields: %m");
if (!message)
return 0;
@@ -408,11 +408,9 @@ static int output_verbose(
r = sd_journal_get_data(j, "_SOURCE_REALTIME_TIMESTAMP", &data, &length);
if (r == -ENOENT)
log_debug("Source realtime timestamp not found");
- else if (r < 0) {
- log_full_errno(r == -EADDRNOTAVAIL ? LOG_DEBUG : LOG_ERR, r,
- "Failed to get source realtime timestamp: %m");
- return r;
- } else {
+ else if (r < 0)
+ return log_full_errno(r == -EADDRNOTAVAIL ? LOG_DEBUG : LOG_ERR, r, "Failed to get source realtime timestamp: %m");
+ else {
_cleanup_free_ char *value = NULL;
size_t size;
@@ -428,11 +426,8 @@ static int output_verbose(
if (r < 0) {
r = sd_journal_get_realtime_usec(j, &realtime);
- if (r < 0) {
- log_full_errno(r == -EADDRNOTAVAIL ? LOG_DEBUG : LOG_ERR, r,
- "Failed to get realtime timestamp: %m");
- return r;
- }
+ if (r < 0)
+ return log_full_errno(r == -EADDRNOTAVAIL ? LOG_DEBUG : LOG_ERR, r, "Failed to get realtime timestamp: %m");
}
r = sd_journal_get_cursor(j, &cursor);
@@ -682,7 +677,7 @@ static int output_json(
h = hashmap_new(&string_hash_ops);
if (!h)
- return -ENOMEM;
+ return log_oom();
/* First round, iterate through the entry and count how often each field appears */
JOURNAL_FOREACH_DATA_RETVAL(j, data, length, r) {
@@ -700,7 +695,7 @@ static int output_json(
n = strndup(data, eq - (const char*) data);
if (!n) {
- r = -ENOMEM;
+ r = log_oom();
goto finish;
}
@@ -709,13 +704,16 @@ static int output_json(
r = hashmap_put(h, n, UINT_TO_PTR(1));
if (r < 0) {
free(n);
+ log_oom();
goto finish;
}
} else {
r = hashmap_update(h, n, UINT_TO_PTR(u + 1));
free(n);
- if (r < 0)
+ if (r < 0) {
+ log_oom();
goto finish;
+ }
}
}
@@ -753,7 +751,7 @@ static int output_json(
n = strndup(data, m);
if (!n) {
- r = -ENOMEM;
+ r = log_oom();
goto finish;
}
@@ -948,11 +946,11 @@ static int show_journal(FILE *f,
/* Seek to end */
r = sd_journal_seek_tail(j);
if (r < 0)
- goto finish;
+ return log_error_errno(r, "Failed to seek to tail: %m");
r = sd_journal_previous_skip(j, how_many);
if (r < 0)
- goto finish;
+ return log_error_errno(r, "Failed to skip previous: %m");
for (;;) {
for (;;) {
@@ -961,7 +959,7 @@ static int show_journal(FILE *f,
if (need_seek) {
r = sd_journal_next(j);
if (r < 0)
- goto finish;
+ return log_error_errno(r, "Failed to iterate through journal: %m");
}
if (r == 0)
@@ -977,7 +975,7 @@ static int show_journal(FILE *f,
if (r == -ESTALE)
continue;
else if (r < 0)
- goto finish;
+ return log_error_errno(r, "Failed to get journal time: %m");
if (usec < not_before)
continue;
@@ -988,7 +986,7 @@ static int show_journal(FILE *f,
r = output_journal(f, j, mode, n_columns, flags, ellipsized);
if (r < 0)
- goto finish;
+ return r;
}
if (warn_cutoff && line < how_many && not_before > 0) {
@@ -999,11 +997,11 @@ static int show_journal(FILE *f,
r = sd_id128_get_boot(&boot_id);
if (r < 0)
- goto finish;
+ return log_error_errno(r, "Failed to get boot id: %m");
r = sd_journal_get_cutoff_monotonic_usec(j, boot_id, &cutoff, NULL);
if (r < 0)
- goto finish;
+ return log_error_errno(r, "Failed to get journal cutoff time: %m");
if (r > 0 && not_before < cutoff) {
maybe_print_begin_newline(f, &flags);
@@ -1018,12 +1016,11 @@ static int show_journal(FILE *f,
r = sd_journal_wait(j, USEC_INFINITY);
if (r < 0)
- goto finish;
+ return log_error_errno(r, "Failed to wait for journal: %m");
}
-finish:
- return r;
+ return 0;
}
int add_matches_for_unit(sd_journal *j, const char *unit) {
@@ -1220,7 +1217,7 @@ int add_match_this_boot(sd_journal *j, const char *machine) {
r = sd_journal_add_conjunction(j);
if (r < 0)
- return r;
+ return log_error_errno(r, "Failed to add conjunction: %m");
return 0;
}
@@ -1250,7 +1247,7 @@ int show_journal_by_unit(
r = sd_journal_open(&j, journal_open_flags);
if (r < 0)
- return r;
+ return log_error_errno(r, "Failed to open journal: %m");
r = add_match_this_boot(j, NULL);
if (r < 0)
@@ -1261,12 +1258,15 @@ int show_journal_by_unit(
else
r = add_matches_for_user_unit(j, unit, uid);
if (r < 0)
- return r;
+ return log_error_errno(r, "Failed to add unit matches: %m");
if (_unlikely_(log_get_max_level() >= LOG_DEBUG)) {
_cleanup_free_ char *filter;
filter = journal_make_match_string(j);
+ if (!filter)
+ return log_oom();
+
log_debug("Journal filter: %s", filter);
}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-23 12:02:59 +0000