From 253ee27a0c7a410d27d490bb79ea97caed6a2b68 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Sat, 23 Jul 2011 04:15:38 +0200 Subject: manager: add log control via RT signals --- src/manager.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'src') diff --git a/src/manager.c b/src/manager.c index c1242ae8b3..cdd618e148 100644 --- a/src/manager.c +++ b/src/manager.c @@ -186,6 +186,11 @@ static int manager_setup_signals(Manager *m) { SIGRTMIN+16, /* systemd: Immediate kexec */ SIGRTMIN+20, /* systemd: enable status messages */ SIGRTMIN+21, /* systemd: disable status messages */ + SIGRTMIN+22, /* systemd: set log level to LOG_DEBUG */ + SIGRTMIN+23, /* systemd: set log level to LOG_INFO */ + SIGRTMIN+27, /* systemd: set log target to console */ + SIGRTMIN+28, /* systemd: set log target to kmsg */ + SIGRTMIN+29, /* systemd: set log target to syslog-or-kmsg */ -1); assert_se(sigprocmask(SIG_SETMASK, &mask, NULL) == 0); @@ -2200,6 +2205,7 @@ static int manager_process_signal_fd(Manager *m) { break; default: { + /* Starting SIGRTMIN+0 */ static const char * const target_table[] = { [0] = SPECIAL_DEFAULT_TARGET, @@ -2244,6 +2250,31 @@ static int manager_process_signal_fd(Manager *m) { m->show_status = false; break; + case 22: + log_set_max_level(LOG_DEBUG); + log_notice("Setting log level to debug."); + break; + + case 23: + log_set_max_level(LOG_INFO); + log_notice("Setting log level to info."); + break; + + case 27: + log_set_target(LOG_TARGET_CONSOLE); + log_notice("Setting log target to console."); + break; + + case 28: + log_set_target(LOG_TARGET_KMSG); + log_notice("Setting log target to kmsg."); + break; + + case 29: + log_set_target(LOG_TARGET_SYSLOG_OR_KMSG); + log_notice("Setting log target to syslog-or-kmsg."); + break; + default: log_warning("Got unhandled signal <%s>.", strna(signal_to_string(sfsi.ssi_signo))); } -- cgit v1.2.3-54-g00ecf