-/*-*- Mode: C; c-basic-offset: 8 -*-*/
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
#include "log.h"
#include "dbus-unit.h"
#include "bus-errors.h"
-
-const char bus_unit_interface[] = BUS_UNIT_INTERFACE;
-
-int bus_unit_append_names(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+#include "dbus-common.h"
+
+const char bus_unit_interface[] _introspect_("Unit") = BUS_UNIT_INTERFACE;
+
+#define INVALIDATING_PROPERTIES \
+ "LoadState\0" \
+ "ActiveState\0" \
+ "SubState\0" \
+ "InactiveExitTimestamp\0" \
+ "ActiveEnterTimestamp\0" \
+ "ActiveExitTimestamp\0" \
+ "InactiveEnterTimestamp\0" \
+ "Job\0" \
+ "NeedDaemonReload\0"
+
+int bus_unit_append_names(DBusMessageIter *i, const char *property, void *data) {
char *t;
Iterator j;
DBusMessageIter sub;
return 0;
}
-int bus_unit_append_following(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_following(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data, *f;
const char *d;
- assert(m);
assert(i);
assert(property);
assert(u);
return 0;
}
-int bus_unit_append_dependencies(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_dependencies(DBusMessageIter *i, const char *property, void *data) {
Unit *u;
Iterator j;
DBusMessageIter sub;
return 0;
}
-int bus_unit_append_description(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_description(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
const char *d;
- assert(m);
assert(i);
assert(property);
assert(u);
DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_unit_append_load_state, unit_load_state, UnitLoadState);
-int bus_unit_append_active_state(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_active_state(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
const char *state;
- assert(m);
assert(i);
assert(property);
assert(u);
return 0;
}
-int bus_unit_append_sub_state(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_sub_state(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
const char *state;
- assert(m);
assert(i);
assert(property);
assert(u);
return 0;
}
-int bus_unit_append_can_start(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_can_start(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
dbus_bool_t b;
- assert(m);
assert(i);
assert(property);
assert(u);
return 0;
}
-int bus_unit_append_can_stop(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_can_stop(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
dbus_bool_t b;
- assert(m);
assert(i);
assert(property);
assert(u);
return 0;
}
-int bus_unit_append_can_reload(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_can_reload(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
dbus_bool_t b;
- assert(m);
assert(i);
assert(property);
assert(u);
return 0;
}
-int bus_unit_append_job(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_can_isolate(DBusMessageIter *i, const char *property, void *data) {
+ Unit *u = data;
+ dbus_bool_t b;
+
+ assert(i);
+ assert(property);
+ assert(u);
+
+ b = unit_can_isolate(u) &&
+ !u->meta.refuse_manual_start;
+
+ if (!dbus_message_iter_append_basic(i, DBUS_TYPE_BOOLEAN, &b))
+ return -ENOMEM;
+
+ return 0;
+}
+
+int bus_unit_append_job(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
DBusMessageIter sub;
char *p;
- assert(m);
assert(i);
assert(property);
assert(u);
return 0;
}
-int bus_unit_append_default_cgroup(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_default_cgroup(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
char *t;
CGroupBonding *cgb;
bool success;
- assert(m);
assert(i);
assert(property);
assert(u);
return success ? 0 : -ENOMEM;
}
-int bus_unit_append_cgroups(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_cgroups(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
CGroupBonding *cgb;
DBusMessageIter sub;
return 0;
}
-int bus_unit_append_need_daemon_reload(Manager *m, DBusMessageIter *i, const char *property, void *data) {
+int bus_unit_append_need_daemon_reload(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
dbus_bool_t b;
- assert(m);
assert(i);
assert(property);
assert(u);
} else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Unit", "ReloadOrTryRestart")) {
reload_if_possible = true;
job_type = JOB_TRY_RESTART;
- } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Unit", "ResetMaintenance")) {
+ } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Unit", "Kill")) {
+ const char *swho, *smode;
+ int32_t signo;
+ KillMode mode;
+ KillWho who;
+ int r;
+
+ if (!dbus_message_get_args(
+ message,
+ &error,
+ DBUS_TYPE_STRING, &swho,
+ DBUS_TYPE_STRING, &smode,
+ DBUS_TYPE_INT32, &signo,
+ DBUS_TYPE_INVALID))
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
+
+ if (isempty(swho))
+ who = KILL_ALL;
+ else {
+ who = kill_who_from_string(swho);
+ if (who < 0)
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
+ }
+
+ if (isempty(smode))
+ mode = KILL_CONTROL_GROUP;
+ else {
+ mode = kill_mode_from_string(smode);
+ if (mode < 0)
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
+ }
+
+ if (signo <= 0 || signo >= _NSIG)
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
+
+ if ((r = unit_kill(u, who, mode, signo, &error)) < 0)
+ return bus_send_error_reply(connection, message, &error, r);
+
+ if (!(reply = dbus_message_new_method_return(message)))
+ goto oom;
+
+ } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Unit", "ResetFailed")) {
- unit_reset_maintenance(u);
+ unit_reset_failed(u);
if (!(reply = dbus_message_new_method_return(message)))
goto oom;
((job_type == JOB_RESTART || job_type == JOB_TRY_RESTART) &&
(u->meta.refuse_manual_start || u->meta.refuse_manual_stop))) {
dbus_set_error(&error, BUS_ERROR_ONLY_BY_DEPENDENCY, "Operation refused, may be requested by dependency only.");
- return bus_send_error_reply(m, connection, message, &error, -EPERM);
+ return bus_send_error_reply(connection, message, &error, -EPERM);
}
if (!dbus_message_get_args(
&error,
DBUS_TYPE_STRING, &smode,
DBUS_TYPE_INVALID))
- return bus_send_error_reply(m, connection, message, &error, -EINVAL);
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
if (reload_if_possible && unit_can_reload(u)) {
if (job_type == JOB_RESTART)
if ((mode = job_mode_from_string(smode)) == _JOB_MODE_INVALID) {
dbus_set_error(&error, BUS_ERROR_INVALID_JOB_MODE, "Job mode %s is invalid.", smode);
- return bus_send_error_reply(m, connection, message, &error, -EINVAL);
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
}
if ((r = manager_add_job(m, job_type, u, mode, true, &error, &j)) < 0)
- return bus_send_error_reply(m, connection, message, &error, r);
+ return bus_send_error_reply(connection, message, &error, r);
if (!(reply = dbus_message_new_method_return(message)))
goto oom;
goto oom;
}
- free(path);
-
if (reply) {
if (!dbus_connection_send(connection, reply, NULL))
goto oom;
dbus_message_unref(reply);
}
+ free(path);
+
return DBUS_HANDLER_RESULT_HANDLED;
oom:
Manager *m = data;
Unit *u;
int r;
+ DBusMessage *reply;
assert(connection);
assert(message);
assert(m);
+ if (streq(dbus_message_get_path(message), "/org/freedesktop/systemd1/unit")) {
+ /* Be nice to gdbus and return introspection data for our mid-level paths */
+
+ if (dbus_message_is_method_call(message, "org.freedesktop.DBus.Introspectable", "Introspect")) {
+ char *introspection = NULL;
+ FILE *f;
+ Iterator i;
+ const char *k;
+ size_t size;
+
+ if (!(reply = dbus_message_new_method_return(message)))
+ goto oom;
+
+ /* We roll our own introspection code here, instead of
+ * relying on bus_default_message_handler() because we
+ * need to generate our introspection string
+ * dynamically. */
+
+ if (!(f = open_memstream(&introspection, &size)))
+ goto oom;
+
+ fputs(DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE
+ "<node>\n", f);
+
+ fputs(BUS_INTROSPECTABLE_INTERFACE, f);
+ fputs(BUS_PEER_INTERFACE, f);
+
+ HASHMAP_FOREACH_KEY(u, k, m->units, i) {
+ char *p;
+
+ if (k != u->meta.id)
+ continue;
+
+ if (!(p = bus_path_escape(k))) {
+ fclose(f);
+ free(introspection);
+ goto oom;
+ }
+
+ fprintf(f, "<node name=\"%s\"/>", p);
+ free(p);
+ }
+
+ fputs("</node>\n", f);
+
+ if (ferror(f)) {
+ fclose(f);
+ free(introspection);
+ goto oom;
+ }
+
+ fclose(f);
+
+ if (!introspection)
+ goto oom;
+
+ if (!dbus_message_append_args(reply, DBUS_TYPE_STRING, &introspection, DBUS_TYPE_INVALID)) {
+ free(introspection);
+ goto oom;
+ }
+
+ free(introspection);
+
+ if (!dbus_connection_send(connection, reply, NULL))
+ goto oom;
+
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
if ((r = manager_get_unit_from_dbus_path(m, dbus_message_get_path(message), &u)) < 0) {
if (r == -ENOMEM)
return DBUS_HANDLER_RESULT_NEED_MEMORY;
- if (r == -ENOENT)
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ if (r == -ENOENT) {
+ DBusError e;
+
+ dbus_error_init(&e);
+ dbus_set_error_const(&e, DBUS_ERROR_UNKNOWN_OBJECT, "Unknown unit");
+ return bus_send_error_reply(connection, message, &e, r);
+ }
- return bus_send_error_reply(m, connection, message, NULL, r);
+ return bus_send_error_reply(connection, message, NULL, r);
}
return bus_unit_message_dispatch(u, connection, message);
+
+oom:
+ if (reply)
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_NEED_MEMORY;
}
const DBusObjectPathVTable bus_unit_vtable = {
goto oom;
if (u->meta.sent_dbus_new_signal) {
- /* Send a change signal */
+ /* Send a properties changed signal. First for the
+ * specific type, then for the generic unit. The
+ * clients may rely on this order to get atomic
+ * behaviour if needed. */
+
+ if (UNIT_VTABLE(u)->bus_invalidating_properties) {
- if (!(m = dbus_message_new_signal(p, "org.freedesktop.systemd1.Unit", "Changed")))
+ if (!(m = bus_properties_changed_new(p,
+ UNIT_VTABLE(u)->bus_interface,
+ UNIT_VTABLE(u)->bus_invalidating_properties)))
+ goto oom;
+
+ if (bus_broadcast(u->meta.manager, m) < 0)
+ goto oom;
+
+ dbus_message_unref(m);
+ }
+
+ if (!(m = bus_properties_changed_new(p, "org.freedesktop.systemd1.Unit", INVALIDATING_PROPERTIES)))
goto oom;
+
} else {
/* Send a new signal */
~ianmdlvl / elogind.git / blobdiff