From 3c661fadd5e0d74acc7596024db31be00c53b448 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 6 Aug 2010 03:21:50 +0200 Subject: cgroup: if the system bus cannot be found, send cgroup empty msg directly to init proces --- src/cgroups-agent.c | 21 +++++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-) (limited to 'src/cgroups-agent.c') diff --git a/src/cgroups-agent.c b/src/cgroups-agent.c index d3db151b18..a1eac1459e 100644 --- a/src/cgroups-agent.c +++ b/src/cgroups-agent.c @@ -22,6 +22,7 @@ #include #include "log.h" +#include "dbus-common.h" int main(int argc, char *argv[]) { DBusError error; @@ -36,9 +37,25 @@ int main(int argc, char *argv[]) { goto finish; } + log_set_target(LOG_TARGET_SYSLOG_OR_KMSG); + log_parse_environment(); + + /* If possible we go via the system bus, to make sure that + * session instances get the messages. If not possible we talk + * to the system instance directly. */ if (!(bus = dbus_bus_get_private(DBUS_BUS_SYSTEM, &error))) { - log_error("Failed to get D-Bus connection: %s", error.message); - goto finish; + + dbus_error_free(&error); + + if (!(bus = dbus_connection_open_private("unix:abstract=/org/freedesktop/systemd1/private", &error))) { + log_error("Failed to get D-Bus connection: %s", error.message); + goto finish; + } + + if (bus_check_peercred(bus) < 0) { + log_error("Bus owner not root."); + goto finish; + } } if (!(m = dbus_message_new_signal("/org/freedesktop/systemd1/agent", "org.freedesktop.systemd1.Agent", "Released"))) { -- cgit v1.2.3-54-g00ecf