+++ /dev/null
-/*-*- 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 "log.h"
-#include "sd-bus.h"
-#include "selinux-access.h"
-#include "job.h"
-#include "dbus-job.h"
-#include "dbus.h"
-
-static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_type, job_type, JobType);
-static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_state, job_state, JobState);
-
-static int property_get_unit(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
-
- _cleanup_free_ char *p = NULL;
- Job *j = userdata;
-
- assert(bus);
- assert(reply);
- assert(j);
-
- p = unit_dbus_path(j->unit);
- if (!p)
- return -ENOMEM;
-
- return sd_bus_message_append(reply, "(so)", j->unit->id, p);
-}
-
-int bus_job_method_cancel(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
- Job *j = userdata;
- int r;
-
- assert(bus);
- assert(message);
- assert(j);
-
- r = mac_selinux_unit_access_check(j->unit, message, "stop", error);
- if (r < 0)
- return r;
-
- /* Access is granted to the job owner */
- if (!sd_bus_track_contains(j->clients, sd_bus_message_get_sender(message))) {
-
- /* And for everybody else consult PolicyKit */
- r = bus_verify_manage_units_async(j->unit->manager, message, error);
- if (r < 0)
- return r;
- if (r == 0)
- return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
- }
-
- job_finish_and_invalidate(j, JOB_CANCELED, true);
-
- return sd_bus_reply_method_return(message, NULL);
-}
-
-const sd_bus_vtable bus_job_vtable[] = {
- SD_BUS_VTABLE_START(0),
- SD_BUS_METHOD("Cancel", NULL, NULL, bus_job_method_cancel, SD_BUS_VTABLE_UNPRIVILEGED),
- SD_BUS_PROPERTY("Id", "u", NULL, offsetof(Job, id), SD_BUS_VTABLE_PROPERTY_CONST),
- SD_BUS_PROPERTY("Unit", "(so)", property_get_unit, 0, SD_BUS_VTABLE_PROPERTY_CONST),
- SD_BUS_PROPERTY("JobType", "s", property_get_type, offsetof(Job, type), SD_BUS_VTABLE_PROPERTY_CONST),
- SD_BUS_PROPERTY("State", "s", property_get_state, offsetof(Job, state), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
- SD_BUS_VTABLE_END
-};
-
-static int send_new_signal(sd_bus *bus, void *userdata) {
- _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
- _cleanup_free_ char *p = NULL;
- Job *j = userdata;
- int r;
-
- assert(bus);
- assert(j);
-
- p = job_dbus_path(j);
- if (!p)
- return -ENOMEM;
-
- r = sd_bus_message_new_signal(
- bus,
- &m,
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "JobNew");
- if (r < 0)
- return r;
-
- r = sd_bus_message_append(m, "uos", j->id, p, j->unit->id);
- if (r < 0)
- return r;
-
- return sd_bus_send(bus, m, NULL);
-}
-
-static int send_changed_signal(sd_bus *bus, void *userdata) {
- _cleanup_free_ char *p = NULL;
- Job *j = userdata;
-
- assert(bus);
- assert(j);
-
- p = job_dbus_path(j);
- if (!p)
- return -ENOMEM;
-
- return sd_bus_emit_properties_changed(bus, p, "org.freedesktop.systemd1.Job", "State", NULL);
-}
-
-void bus_job_send_change_signal(Job *j) {
- int r;
-
- assert(j);
-
- if (j->in_dbus_queue) {
- LIST_REMOVE(dbus_queue, j->manager->dbus_job_queue, j);
- j->in_dbus_queue = false;
- }
-
- r = bus_foreach_bus(j->manager, j->clients, j->sent_dbus_new_signal ? send_changed_signal : send_new_signal, j);
- if (r < 0)
- log_debug_errno(r, "Failed to send job change signal for %u: %m", j->id);
-
- j->sent_dbus_new_signal = true;
-}
-
-static int send_removed_signal(sd_bus *bus, void *userdata) {
- _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
- _cleanup_free_ char *p = NULL;
- Job *j = userdata;
- int r;
-
- assert(bus);
- assert(j);
-
- p = job_dbus_path(j);
- if (!p)
- return -ENOMEM;
-
- r = sd_bus_message_new_signal(
- bus,
- &m,
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "JobRemoved");
- if (r < 0)
- return r;
-
- r = sd_bus_message_append(m, "uoss", j->id, p, j->unit->id, job_result_to_string(j->result));
- if (r < 0)
- return r;
-
- return sd_bus_send(bus, m, NULL);
-}
-
-void bus_job_send_removed_signal(Job *j) {
- int r;
-
- assert(j);
-
- if (!j->sent_dbus_new_signal)
- bus_job_send_change_signal(j);
-
- r = bus_foreach_bus(j->manager, j->clients, send_removed_signal, j);
- if (r < 0)
- log_debug_errno(r, "Failed to send job remove signal for %u: %m", j->id);
-}
~ianmdlvl / elogind.git / blobdiff