diff options
Diffstat (limited to 'src')
| l--------- | src/cgroups-agent/Makefile | 1 | ||||
| -rw-r--r-- | src/cgroups-agent/cgroups-agent.c | 66 |
2 files changed, 67 insertions, 0 deletions
diff --git a/src/cgroups-agent/Makefile b/src/cgroups-agent/Makefile new file mode 120000 index 000000000..d0b0e8e00 --- /dev/null +++ b/src/cgroups-agent/Makefile @@ -0,0 +1 @@ +../Makefile
\ No newline at end of file diff --git a/src/cgroups-agent/cgroups-agent.c b/src/cgroups-agent/cgroups-agent.c new file mode 100644 index 000000000..529e84303 --- /dev/null +++ b/src/cgroups-agent/cgroups-agent.c @@ -0,0 +1,66 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +/*** + This file is part of systemd. + + Copyright 2010 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include <stdlib.h> + +#include "sd-bus.h" +#include "log.h" +#include "bus-util.h" + +int main(int argc, char *argv[]) { + _cleanup_bus_close_unref_ sd_bus *bus = NULL; + int r; + + if (argc != 2) { + log_error("Incorrect number of arguments."); + return EXIT_FAILURE; + } + + log_set_target(LOG_TARGET_AUTO); + log_parse_environment(); + log_open(); + + /* We send this event to the private D-Bus socket and then the + * system instance will forward this to the system bus. We do + * this to avoid an activation loop when we start dbus when we + * are called when the dbus service is shut down. */ + + r = bus_open_system_systemd(&bus); + if (r < 0) { + /* If we couldn't connect we assume this was triggered + * while systemd got restarted/transitioned from + * initrd to the system, so let's ignore this */ + log_debug_errno(r, "Failed to get D-Bus connection: %m"); + return EXIT_FAILURE; + } + + r = sd_bus_emit_signal(bus, + "/org/freedesktop/systemd1/agent", + "org.freedesktop.systemd1.Agent", + "Released", + "s", argv[1]); + if (r < 0) { + log_debug_errno(r, "Failed to send signal message on private connection: %m"); + return EXIT_FAILURE; + } + + return EXIT_SUCCESS; +} |