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-rw-r--r--man/journald.conf.xml31
-rw-r--r--src/journal/journald-server.c135
2 files changed, 74 insertions, 92 deletions
diff --git a/man/journald.conf.xml b/man/journald.conf.xml
index df2e2246a1..9daa964803 100644
--- a/man/journald.conf.xml
+++ b/man/journald.conf.xml
@@ -301,22 +301,21 @@
<term><varname>ForwardToConsole=</varname></term>
<term><varname>ForwardToWall=</varname></term>
- <listitem><para>Control whether log messages received by the
- journal daemon shall be forwarded to a traditional syslog
- daemon, to the kernel log buffer (kmsg), to the system
- console, or sent as wall messages to all logged-in users.
- These options take boolean arguments. If forwarding to syslog
- is enabled but nothing reads messages from the socket,
- forwarding to syslog has no effect. By default, only
- forwarding to wall is enabled. These settings may be
- overridden at boot time with the kernel command line options
- <literal>systemd.journald.forward_to_syslog=</literal>,
- <literal>systemd.journald.forward_to_kmsg=</literal>,
- <literal>systemd.journald.forward_to_console=</literal>, and
- <literal>systemd.journald.forward_to_wall=</literal>. When
- forwarding to the console, the TTY to log to can be changed
- with <varname>TTYPath=</varname>, described
- below.</para></listitem>
+ <listitem><para>Control whether log messages received by the journal daemon shall
+ be forwarded to a traditional syslog daemon, to the kernel log buffer (kmsg), to
+ the system console, or sent as wall messages to all logged-in users. These
+ options take boolean arguments. If forwarding to syslog is enabled but nothing
+ reads messages from the socket, forwarding to syslog has no effect. By default,
+ only forwarding to wall is enabled. These settings may be overridden at boot time
+ with the kernel command line options
+ <literal>systemd.journald.forward_to_syslog</literal>,
+ <literal>systemd.journald.forward_to_kmsg</literal>,
+ <literal>systemd.journald.forward_to_console</literal>, and
+ <literal>systemd.journald.forward_to_wall</literal>. If the option name is
+ specified without <literal>=</literal> and the following argument, true is
+ assumed. Otherwise, the argument is parsed as a boolean. When forwarding to the
+ console, the TTY to log to can be changed with <varname>TTYPath=</varname>,
+ described below.</para></listitem>
</varlistentry>
<varlistentry>
diff --git a/src/journal/journald-server.c b/src/journal/journald-server.c
index 92c623d9e9..e7dcbba04f 100644
--- a/src/journal/journald-server.c
+++ b/src/journal/journald-server.c
@@ -1528,85 +1528,68 @@ static int setup_signals(Server *s) {
return 0;
}
-static int server_parse_proc_cmdline(Server *s) {
- _cleanup_free_ char *line = NULL;
- const char *p;
+static int parse_proc_cmdline_item(const char *key, const char *value, void *data) {
+ Server *s = data;
int r;
- r = proc_cmdline(&line);
- if (r < 0) {
- log_warning_errno(r, "Failed to read /proc/cmdline, ignoring: %m");
- return 0;
- }
-
- p = line;
- for (;;) {
- _cleanup_free_ char *word = NULL;
+ assert(s);
- r = extract_first_word(&p, &word, NULL, 0);
+ if (streq(key, "systemd.journald.forward_to_syslog")) {
+ r = value ? parse_boolean(value) : true;
if (r < 0)
- return log_error_errno(r, "Failed to parse journald syntax \"%s\": %m", line);
-
- if (r == 0)
- break;
-
- if (startswith(word, "systemd.journald.forward_to_syslog=")) {
- r = parse_boolean(word + 35);
- if (r < 0)
- log_warning("Failed to parse forward to syslog switch %s. Ignoring.", word + 35);
- else
- s->forward_to_syslog = r;
- } else if (startswith(word, "systemd.journald.forward_to_kmsg=")) {
- r = parse_boolean(word + 33);
- if (r < 0)
- log_warning("Failed to parse forward to kmsg switch %s. Ignoring.", word + 33);
- else
- s->forward_to_kmsg = r;
- } else if (startswith(word, "systemd.journald.forward_to_console=")) {
- r = parse_boolean(word + 36);
- if (r < 0)
- log_warning("Failed to parse forward to console switch %s. Ignoring.", word + 36);
- else
- s->forward_to_console = r;
- } else if (startswith(word, "systemd.journald.forward_to_wall=")) {
- r = parse_boolean(word + 33);
- if (r < 0)
- log_warning("Failed to parse forward to wall switch %s. Ignoring.", word + 33);
- else
- s->forward_to_wall = r;
- } else if (startswith(word, "systemd.journald.max_level_console=")) {
- r = log_level_from_string(word + 35);
- if (r < 0)
- log_warning("Failed to parse max level console value %s. Ignoring.", word + 35);
- else
- s->max_level_console = r;
- } else if (startswith(word, "systemd.journald.max_level_store=")) {
- r = log_level_from_string(word + 33);
- if (r < 0)
- log_warning("Failed to parse max level store value %s. Ignoring.", word + 33);
- else
- s->max_level_store = r;
- } else if (startswith(word, "systemd.journald.max_level_syslog=")) {
- r = log_level_from_string(word + 34);
- if (r < 0)
- log_warning("Failed to parse max level syslog value %s. Ignoring.", word + 34);
- else
- s->max_level_syslog = r;
- } else if (startswith(word, "systemd.journald.max_level_kmsg=")) {
- r = log_level_from_string(word + 32);
- if (r < 0)
- log_warning("Failed to parse max level kmsg value %s. Ignoring.", word + 32);
- else
- s->max_level_kmsg = r;
- } else if (startswith(word, "systemd.journald.max_level_wall=")) {
- r = log_level_from_string(word + 32);
- if (r < 0)
- log_warning("Failed to parse max level wall value %s. Ignoring.", word + 32);
- else
- s->max_level_wall = r;
- } else if (startswith(word, "systemd.journald"))
- log_warning("Invalid systemd.journald parameter. Ignoring.");
- }
+ log_warning("Failed to parse forward to syslog switch \"%s\". Ignoring.", value);
+ else
+ s->forward_to_syslog = r;
+ } else if (streq(key, "systemd.journald.forward_to_kmsg")) {
+ r = value ? parse_boolean(value) : true;
+ if (r < 0)
+ log_warning("Failed to parse forward to kmsg switch \"%s\". Ignoring.", value);
+ else
+ s->forward_to_kmsg = r;
+ } else if (streq(key, "systemd.journald.forward_to_console")) {
+ r = value ? parse_boolean(value) : true;
+ if (r < 0)
+ log_warning("Failed to parse forward to console switch \"%s\". Ignoring.", value);
+ else
+ s->forward_to_console = r;
+ } else if (streq(key, "systemd.journald.forward_to_wall")) {
+ r = value ? parse_boolean(value) : true;
+ if (r < 0)
+ log_warning("Failed to parse forward to wall switch \"%s\". Ignoring.", value);
+ else
+ s->forward_to_wall = r;
+ } else if (streq(key, "systemd.journald.max_level_console") && value) {
+ r = log_level_from_string(value);
+ if (r < 0)
+ log_warning("Failed to parse max level console value \"%s\". Ignoring.", value);
+ else
+ s->max_level_console = r;
+ } else if (streq(key, "systemd.journald.max_level_store") && value) {
+ r = log_level_from_string(value);
+ if (r < 0)
+ log_warning("Failed to parse max level store value \"%s\". Ignoring.", value);
+ else
+ s->max_level_store = r;
+ } else if (streq(key, "systemd.journald.max_level_syslog") && value) {
+ r = log_level_from_string(value);
+ if (r < 0)
+ log_warning("Failed to parse max level syslog value \"%s\". Ignoring.", value);
+ else
+ s->max_level_syslog = r;
+ } else if (streq(key, "systemd.journald.max_level_kmsg") && value) {
+ r = log_level_from_string(value);
+ if (r < 0)
+ log_warning("Failed to parse max level kmsg value \"%s\". Ignoring.", value);
+ else
+ s->max_level_kmsg = r;
+ } else if (streq(key, "systemd.journald.max_level_wall") && value) {
+ r = log_level_from_string(value);
+ if (r < 0)
+ log_warning("Failed to parse max level wall value \"%s\". Ignoring.", value);
+ else
+ s->max_level_wall = r;
+ } else if (startswith(key, "systemd.journald"))
+ log_warning("Unknown journald kernel command line option \"%s\". Ignoring.", key);
/* do not warn about state here, since probably systemd already did */
return 0;
@@ -1917,7 +1900,7 @@ int server_init(Server *s) {
journal_reset_metrics(&s->runtime_storage.metrics);
server_parse_config_file(s);
- server_parse_proc_cmdline(s);
+ parse_proc_cmdline(parse_proc_cmdline_item, s);
if (!!s->rate_limit_interval ^ !!s->rate_limit_burst) {
log_debug("Setting both rate limit interval and burst from "USEC_FMT",%u to 0,0",