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Diffstat (limited to 'src/basic/log.c')
-rw-r--r--src/basic/log.c61
1 files changed, 34 insertions, 27 deletions
diff --git a/src/basic/log.c b/src/basic/log.c
index 49b4598b7c..4919d175da 100644
--- a/src/basic/log.c
+++ b/src/basic/log.c
@@ -133,7 +133,7 @@ static int create_log_socket(int type) {
if (fd < 0)
return -errno;
- fd_inc_sndbuf(fd, SNDBUF_SIZE);
+ (void) fd_inc_sndbuf(fd, SNDBUF_SIZE);
/* We need a blocking fd here since we'd otherwise lose
messages way too early. However, let's not hang forever in the
@@ -330,8 +330,6 @@ static int write_to_console(
const char *file,
int line,
const char *func,
- const char *object_field,
- const char *object,
const char *buffer) {
char location[256], prefix[1 + DECIMAL_STR_MAX(int) + 2];
@@ -343,7 +341,7 @@ static int write_to_console(
return 0;
if (log_target == LOG_TARGET_CONSOLE_PREFIXED) {
- sprintf(prefix, "<%i>", level);
+ xsprintf(prefix, "<%i>", level);
IOVEC_SET_STRING(iovec[n++], prefix);
}
@@ -390,8 +388,6 @@ static int write_to_syslog(
const char *file,
int line,
const char *func,
- const char *object_field,
- const char *object,
const char *buffer) {
char header_priority[2 + DECIMAL_STR_MAX(int) + 1],
@@ -453,8 +449,6 @@ static int write_to_kmsg(
const char *file,
int line,
const char *func,
- const char *object_field,
- const char *object,
const char *buffer) {
char header_priority[2 + DECIMAL_STR_MAX(int) + 1],
@@ -485,7 +479,8 @@ static int log_do_header(
int level,
int error,
const char *file, int line, const char *func,
- const char *object_field, const char *object) {
+ const char *object_field, const char *object,
+ const char *extra_field, const char *extra) {
snprintf(header, size,
"PRIORITY=%i\n"
@@ -495,6 +490,7 @@ static int log_do_header(
"%s%s%s"
"%s%.*i%s"
"%s%s%s"
+ "%s%s%s"
"SYSLOG_IDENTIFIER=%s\n",
LOG_PRI(level),
LOG_FAC(level),
@@ -513,6 +509,9 @@ static int log_do_header(
isempty(object) ? "" : object_field,
isempty(object) ? "" : object,
isempty(object) ? "" : "\n",
+ isempty(extra) ? "" : extra_field,
+ isempty(extra) ? "" : extra,
+ isempty(extra) ? "" : "\n",
program_invocation_short_name);
return 0;
@@ -526,6 +525,8 @@ static int write_to_journal(
const char *func,
const char *object_field,
const char *object,
+ const char *extra_field,
+ const char *extra,
const char *buffer) {
char header[LINE_MAX];
@@ -535,7 +536,7 @@ static int write_to_journal(
if (journal_fd < 0)
return 0;
- log_do_header(header, sizeof(header), level, error, file, line, func, object_field, object);
+ log_do_header(header, sizeof(header), level, error, file, line, func, object_field, object, extra_field, extra);
IOVEC_SET_STRING(iovec[0], header);
IOVEC_SET_STRING(iovec[1], "MESSAGE=");
@@ -559,10 +560,15 @@ static int log_dispatch(
const char *func,
const char *object_field,
const char *object,
+ const char *extra,
+ const char *extra_field,
char *buffer) {
assert(buffer);
+ if (error < 0)
+ error = -error;
+
if (log_target == LOG_TARGET_NULL)
return -error;
@@ -570,9 +576,6 @@ static int log_dispatch(
if ((level & LOG_FACMASK) == 0)
level = log_facility | LOG_PRI(level);
- if (error < 0)
- error = -error;
-
do {
char *e;
int k = 0;
@@ -589,7 +592,7 @@ static int log_dispatch(
log_target == LOG_TARGET_JOURNAL_OR_KMSG ||
log_target == LOG_TARGET_JOURNAL) {
- k = write_to_journal(level, error, file, line, func, object_field, object, buffer);
+ k = write_to_journal(level, error, file, line, func, object_field, object, extra_field, extra, buffer);
if (k < 0) {
if (k != -EAGAIN)
log_close_journal();
@@ -600,7 +603,7 @@ static int log_dispatch(
if (log_target == LOG_TARGET_SYSLOG_OR_KMSG ||
log_target == LOG_TARGET_SYSLOG) {
- k = write_to_syslog(level, error, file, line, func, object_field, object, buffer);
+ k = write_to_syslog(level, error, file, line, func, buffer);
if (k < 0) {
if (k != -EAGAIN)
log_close_syslog();
@@ -615,7 +618,7 @@ static int log_dispatch(
log_target == LOG_TARGET_JOURNAL_OR_KMSG ||
log_target == LOG_TARGET_KMSG)) {
- k = write_to_kmsg(level, error, file, line, func, object_field, object, buffer);
+ k = write_to_kmsg(level, error, file, line, func, buffer);
if (k < 0) {
log_close_kmsg();
log_open_console();
@@ -623,7 +626,7 @@ static int log_dispatch(
}
if (k <= 0)
- (void) write_to_console(level, error, file, line, func, object_field, object, buffer);
+ (void) write_to_console(level, error, file, line, func, buffer);
buffer = e;
} while (buffer);
@@ -649,7 +652,7 @@ int log_dump_internal(
if (_likely_(LOG_PRI(level) > log_max_level))
return -error;
- return log_dispatch(level, error, file, line, func, NULL, NULL, buffer);
+ return log_dispatch(level, error, file, line, func, NULL, NULL, NULL, NULL, buffer);
}
int log_internalv(
@@ -676,7 +679,7 @@ int log_internalv(
vsnprintf(buffer, sizeof(buffer), format, ap);
- return log_dispatch(level, error, file, line, func, NULL, NULL, buffer);
+ return log_dispatch(level, error, file, line, func, NULL, NULL, NULL, NULL, buffer);
}
int log_internal(
@@ -705,6 +708,8 @@ int log_object_internalv(
const char *func,
const char *object_field,
const char *object,
+ const char *extra_field,
+ const char *extra,
const char *format,
va_list ap) {
@@ -738,7 +743,7 @@ int log_object_internalv(
vsnprintf(b, l, format, ap);
- return log_dispatch(level, error, file, line, func, object_field, object, buffer);
+ return log_dispatch(level, error, file, line, func, object_field, object, extra_field, extra, buffer);
}
int log_object_internal(
@@ -749,13 +754,15 @@ int log_object_internal(
const char *func,
const char *object_field,
const char *object,
+ const char *extra_field,
+ const char *extra,
const char *format, ...) {
va_list ap;
int r;
va_start(ap, format);
- r = log_object_internalv(level, error, file, line, func, object_field, object, format, ap);
+ r = log_object_internalv(level, error, file, line, func, object_field, object, extra_field, extra, format, ap);
va_end(ap);
return r;
@@ -775,12 +782,12 @@ static void log_assert(
return;
DISABLE_WARNING_FORMAT_NONLITERAL;
- xsprintf(buffer, format, text, file, line, func);
+ snprintf(buffer, sizeof buffer, format, text, file, line, func);
REENABLE_WARNING;
log_abort_msg = buffer;
- log_dispatch(level, 0, file, line, func, NULL, NULL, buffer);
+ log_dispatch(level, 0, file, line, func, NULL, NULL, NULL, NULL, buffer);
}
noreturn void log_assert_failed(const char *text, const char *file, int line, const char *func) {
@@ -888,7 +895,7 @@ int log_struct_internal(
bool fallback = false;
/* If the journal is available do structured logging */
- log_do_header(header, sizeof(header), level, error, file, line, func, NULL, NULL);
+ log_do_header(header, sizeof(header), level, error, file, line, func, NULL, NULL, NULL, NULL);
IOVEC_SET_STRING(iovec[n++], header);
va_start(ap, format);
@@ -935,7 +942,7 @@ int log_struct_internal(
if (!found)
return -error;
- return log_dispatch(level, error, file, line, func, NULL, NULL, buf + 8);
+ return log_dispatch(level, error, file, line, func, NULL, NULL, NULL, NULL, buf + 8);
}
int log_set_target_from_string(const char *e) {
@@ -960,7 +967,7 @@ int log_set_max_level_from_string(const char *e) {
return 0;
}
-static int parse_proc_cmdline_item(const char *key, const char *value) {
+static int parse_proc_cmdline_item(const char *key, const char *value, void *data) {
/*
* The systemd.log_xyz= settings are parsed by all tools, and
@@ -1005,7 +1012,7 @@ void log_parse_environment(void) {
/* Only try to read the command line in daemons.
We assume that anything that has a controlling
tty is user stuff. */
- (void) parse_proc_cmdline(parse_proc_cmdline_item);
+ (void) parse_proc_cmdline(parse_proc_cmdline_item, NULL, true);
e = secure_getenv("SYSTEMD_LOG_TARGET");
if (e && log_set_target_from_string(e) < 0)
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-07 09:40:02 +0000