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logind: implement suspend/hibernate calls with inhibition logic

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This commit is contained in:
Lennart Poettering 2012-05-08 19:02:25 +02:00
parent 6edd7d0a09
commit d889a2069a
11 changed files with 477 additions and 190 deletions
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2
TODO
View File

@ -36,7 +36,7 @@ Features:
* automount: implement expire
* logind: auto-suspend, auto-shutdown:
IdleAction=(none|suspend|hibernate|poweroff)
IdleAction=(none|suspend|opportunistic|hibernate|poweroff)
IdleActionDelay=...
SessionIdleMode=(explicit|ignore|login)
ForceShutdown=(yes|no)

503
src/login/logind-dbus.c
View File

@ -135,12 +135,24 @@
" <method name=\"Reboot\">\n" \
" <arg name=\"interactive\" type=\"b\" direction=\"in\"/>\n" \
" </method>\n" \
" <method name=\"Suspend\">\n" \
" <arg name=\"interactive\" type=\"b\" direction=\"in\"/>\n" \
" </method>\n" \
" <method name=\"Hibernate\">\n" \
" <arg name=\"interactive\" type=\"b\" direction=\"in\"/>\n" \
" </method>\n" \
" <method name=\"CanPowerOff\">\n" \
" <arg name=\"result\" type=\"s\" direction=\"out\"/>\n" \
" </method>\n" \
" <method name=\"CanReboot\">\n" \
" <arg name=\"result\" type=\"s\" direction=\"out\"/>\n" \
" </method>\n" \
" <method name=\"CanSuspend\">\n" \
" <arg name=\"result\" type=\"s\" direction=\"out\"/>\n" \
" </method>\n" \
" <method name=\"CanHibernate\">\n" \
" <arg name=\"result\" type=\"s\" direction=\"out\"/>\n" \
" </method>\n" \
" <method name=\"Inhibit\">\n" \
" <arg name=\"what\" type=\"s\" direction=\"in\"/>\n" \
" <arg name=\"who\" type=\"s\" direction=\"in\"/>\n" \
@ -178,6 +190,9 @@
" <signal name=\"PrepareForShutdown\">\n" \
" <arg name=\"active\" type=\"b\"/>\n" \
" </signal>\n" \
" <signal name=\"PrepareForSleep\">\n" \
" <arg name=\"active\" type=\"b\"/>\n" \
" </signal>\n" \
" <property name=\"ControlGroupHierarchy\" type=\"s\" access=\"read\"/>\n" \
" <property name=\"Controllers\" type=\"as\" access=\"read\"/>\n" \
" <property name=\"ResetControllers\" type=\"as\" access=\"read\"/>\n" \
@ -937,12 +952,12 @@ static int have_multiple_sessions(
return false;
}
static int send_start_unit(DBusConnection *connection, const char *name, DBusError *error) {
static int send_start_unit(DBusConnection *connection, const char *unit_name, DBusError *error) {
DBusMessage *message, *reply;
const char *mode = "replace";
assert(connection);
assert(name);
assert(unit_name);
message = dbus_message_new_method_call(
"org.freedesktop.systemd1",
@ -953,7 +968,7 @@ static int send_start_unit(DBusConnection *connection, const char *name, DBusErr
return -ENOMEM;
if (!dbus_message_append_args(message,
DBUS_TYPE_STRING, &name,
DBUS_TYPE_STRING, &unit_name,
DBUS_TYPE_STRING, &mode,
DBUS_TYPE_INVALID)) {
dbus_message_unref(message);
@ -970,14 +985,22 @@ static int send_start_unit(DBusConnection *connection, const char *name, DBusErr
return 0;
}
static int send_prepare_for_shutdown(Manager *m, bool _active) {
static int send_prepare_for(Manager *m, InhibitWhat w, bool _active) {
static const char * const signal_name[_INHIBIT_WHAT_MAX] = {
[INHIBIT_SHUTDOWN] = "PrepareForShutdown",
[INHIBIT_SLEEP] = "PrepareForSleep"
};
dbus_bool_t active = _active;
DBusMessage *message;
int r = 0;
assert(m);
assert(w >= 0);
assert(w < _INHIBIT_WHAT_MAX);
assert(signal_name[w]);
message = dbus_message_new_signal("/org/freedesktop/login1", "org.freedesktop.login1.Manager", "PrepareForShutdown");
message = dbus_message_new_signal("/org/freedesktop/login1", "org.freedesktop.login1.Manager", signal_name[w]);
if (!message)
return -ENOMEM;
@ -989,24 +1012,225 @@ static int send_prepare_for_shutdown(Manager *m, bool _active) {
return r;
}
static int delay_shutdown(Manager *m, const char *name) {
static int delay_shutdown_or_sleep(Manager *m, InhibitWhat w, const char *unit_name) {
assert(m);
assert(w >= 0);
assert(w < _INHIBIT_WHAT_MAX);
if (!m->delayed_shutdown) {
/* Tell everybody to prepare for shutdown */
send_prepare_for_shutdown(m, true);
/* Tell everybody to prepare for shutdown/sleep */
send_prepare_for(m, w, true);
/* Update timestamp for timeout */
m->delayed_shutdown_timestamp = now(CLOCK_MONOTONIC);
}
/* Update timestamp for timeout */
if (!m->delayed_unit)
m->delayed_timestamp = now(CLOCK_MONOTONIC);
/* Remember what we want to do, possibly overriding what kind
* of shutdown we previously queued. */
m->delayed_shutdown = name;
* of unit we previously queued. */
m->delayed_unit = unit_name;
m->delayed_what = w;
return 0;
}
static int bus_manager_can_shutdown_or_sleep(
Manager *m,
DBusConnection *connection,
DBusMessage *message,
InhibitWhat w,
const char *action,
const char *action_multiple_sessions,
const char *action_ignore_inhibit,
const char *sleep_type,
DBusError *error,
DBusMessage **_reply) {
bool multiple_sessions, challenge, blocked, b;
const char *result;
DBusMessage *reply = NULL;
int r;
assert(m);
assert(connection);
assert(message);
assert(w >= 0);
assert(w <= _INHIBIT_WHAT_MAX);
assert(action);
assert(action_multiple_sessions);
assert(action_ignore_inhibit);
assert(error);
assert(_reply);
if (sleep_type) {
r = can_sleep(sleep_type);
if (r < 0)
return r;
result = "na";
goto finish;
}
r = have_multiple_sessions(connection, m, message, error);
if (r < 0)
return r;
multiple_sessions = r > 0;
blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL);
if (multiple_sessions) {
r = verify_polkit(connection, message, action_multiple_sessions, false, &challenge, error);
if (r < 0)
return r;
if (r > 0)
result = "yes";
else if (challenge)
result = "challenge";
else
result = "no";
}
if (blocked) {
r = verify_polkit(connection, message, action_ignore_inhibit, false, &challenge, error);
if (r < 0)
return r;
if (r > 0 && !result)
result = "yes";
else if (challenge && (!result || streq(result, "yes")))
result = "challenge";
else
result = "no";
}
if (!multiple_sessions && !blocked) {
/* If neither inhibit nor multiple sessions
* apply then just check the normal policy */
r = verify_polkit(connection, message, action, false, &challenge, error);
if (r < 0)
return r;
if (r > 0)
result = "yes";
else if (challenge)
result = "challenge";
else
result = "no";
}
finish:
reply = dbus_message_new_method_return(message);
if (!reply)
return -ENOMEM;
b = dbus_message_append_args(
reply,
DBUS_TYPE_STRING, &result,
DBUS_TYPE_INVALID);
if (!b) {
dbus_message_unref(reply);
return -ENOMEM;
}
*_reply = reply;
return 0;
}
static int bus_manager_do_shutdown_or_sleep(
Manager *m,
DBusConnection *connection,
DBusMessage *message,
const char *unit_name,
InhibitWhat w,
const char *action,
const char *action_multiple_sessions,
const char *action_ignore_inhibit,
const char *sleep_type,
DBusError *error,
DBusMessage **_reply) {
dbus_bool_t interactive;
bool multiple_sessions, blocked, delayed;
DBusMessage *reply = NULL;
int r;
assert(m);
assert(connection);
assert(message);
assert(unit_name);
assert(w >= 0);
assert(w <= _INHIBIT_WHAT_MAX);
assert(action);
assert(action_multiple_sessions);
assert(action_ignore_inhibit);
assert(error);
assert(_reply);
if (!dbus_message_get_args(
message,
error,
DBUS_TYPE_BOOLEAN, &interactive,
DBUS_TYPE_INVALID))
return -EINVAL;
if (sleep_type) {
r = can_sleep(sleep_type);
if (r < 0)
return r;
if (r == 0)
return -ENOTSUP;
}
r = have_multiple_sessions(connection, m, message, error);
if (r < 0)
return r;
multiple_sessions = r > 0;
blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL);
if (multiple_sessions) {
r = verify_polkit(connection, message, action_multiple_sessions, interactive, NULL, error);
if (r < 0)
return r;
}
if (blocked) {
r = verify_polkit(connection, message, action_ignore_inhibit, interactive, NULL, error);
if (r < 0)
return r;
}
if (!multiple_sessions && !blocked) {
r = verify_polkit(connection, message, action, interactive, NULL, error);
if (r < 0)
return r;
}
delayed =
m->inhibit_delay_max > 0 &&
manager_is_inhibited(m, w, INHIBIT_DELAY, NULL);
if (delayed) {
/* Shutdown is delayed, keep in mind what we
* want to do, and start a timeout */
r = delay_shutdown_or_sleep(m, w, unit_name);
} else
/* Shutdown is not delayed, execute it
* immediately */
r = send_start_unit(connection, unit_name, error);
if (r < 0)
return r;
reply = dbus_message_new_method_return(message);
if (!reply)
return -ENOMEM;
*_reply = reply;
return 0;
}
static const BusProperty bus_login_manager_properties[] = {
{ "ControlGroupHierarchy", bus_property_append_string, "s", offsetof(Manager, cgroup_path), true },
{ "Controllers", bus_property_append_strv, "as", offsetof(Manager, controllers), true },
@ -1731,158 +1955,104 @@ static DBusHandlerResult manager_message_handler(
if (!reply)
goto oom;
} else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "PowerOff") ||
dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "Reboot")) {
dbus_bool_t interactive;
bool multiple_sessions, blocked, delayed;
const char *name, *action;
} else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "PowerOff")) {
if (!dbus_message_get_args(
message,
&error,
DBUS_TYPE_BOOLEAN, &interactive,
DBUS_TYPE_INVALID))
return bus_send_error_reply(connection, message, &error, -EINVAL);
r = have_multiple_sessions(connection, m, message, &error);
r = bus_manager_do_shutdown_or_sleep(
m, connection, message,
SPECIAL_POWEROFF_TARGET,
INHIBIT_SHUTDOWN,
"org.freedesktop.login1.power-off",
"org.freedesktop.login1.power-off-multiple-sessions",
"org.freedesktop.login1.power-off-ignore-inhibit",
NULL,
&error, &reply);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
} else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "Reboot")) {
r = bus_manager_do_shutdown_or_sleep(
m, connection, message,
SPECIAL_REBOOT_TARGET,
INHIBIT_SHUTDOWN,
"org.freedesktop.login1.reboot",
"org.freedesktop.login1.reboot-multiple-sessions",
"org.freedesktop.login1.reboot-ignore-inhibit",
NULL,
&error, &reply);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
multiple_sessions = r > 0;
blocked = manager_is_inhibited(m, INHIBIT_SHUTDOWN, INHIBIT_BLOCK, NULL);
if (multiple_sessions) {
action = streq(dbus_message_get_member(message), "PowerOff") ?
"org.freedesktop.login1.power-off-multiple-sessions" :
"org.freedesktop.login1.reboot-multiple-sessions";
r = verify_polkit(connection, message, action, interactive, NULL, &error);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
}
if (blocked) {
action = streq(dbus_message_get_member(message), "PowerOff") ?
"org.freedesktop.login1.power-off-ignore-inhibit" :
"org.freedesktop.login1.reboot-ignore-inhibit";
r = verify_polkit(connection, message, action, interactive, NULL, &error);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
}
if (!multiple_sessions && !blocked) {
action = streq(dbus_message_get_member(message), "PowerOff") ?
"org.freedesktop.login1.power-off" :
"org.freedesktop.login1.reboot";
r = verify_polkit(connection, message, action, interactive, NULL, &error);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
}
name = streq(dbus_message_get_member(message), "PowerOff") ?
SPECIAL_POWEROFF_TARGET : SPECIAL_REBOOT_TARGET;
delayed =
m->inhibit_delay_max > 0 &&
manager_is_inhibited(m, INHIBIT_SHUTDOWN, INHIBIT_DELAY, NULL);
if (delayed) {
/* Shutdown is delayed, keep in mind what we
* want to do, and start a timeout */
r = delay_shutdown(m, name);
if (r < 0)
return bus_send_error_reply(connection, message, NULL, r);
} else {
/* Shutdown is not delayed, execute it
* immediately */
r = send_start_unit(connection, name, &error);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
}
reply = dbus_message_new_method_return(message);
if (!reply)
goto oom;
} else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "CanPowerOff") ||
dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "CanReboot")) {
bool multiple_sessions, challenge, inhibit, b;
const char *action, *result;
r = have_multiple_sessions(connection, m, message, &error);
} else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "Suspend")) {
r = bus_manager_do_shutdown_or_sleep(
m, connection, message,
SPECIAL_SUSPEND_TARGET,
INHIBIT_SLEEP,
"org.freedesktop.login1.suspend",
"org.freedesktop.login1.suspend-multiple-sessions",
"org.freedesktop.login1.suspend-ignore-inhibit",
"mem",
&error, &reply);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
} else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "Hibernate")) {
r = bus_manager_do_shutdown_or_sleep(
m, connection, message,
SPECIAL_HIBERNATE_TARGET,
INHIBIT_SLEEP,
"org.freedesktop.login1.hibernate",
"org.freedesktop.login1.hibernate-multiple-sessions",
"org.freedesktop.login1.hibernate-ignore-inhibit",
"disk",
&error, &reply);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
multiple_sessions = r > 0;
inhibit = manager_is_inhibited(m, INHIBIT_SHUTDOWN, INHIBIT_BLOCK, NULL);
} else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "CanPowerOff")) {
if (multiple_sessions) {
action = streq(dbus_message_get_member(message), "CanPowerOff") ?
"org.freedesktop.login1.power-off-multiple-sessions" :
"org.freedesktop.login1.reboot-multiple-sessions";
r = bus_manager_can_shutdown_or_sleep(
m, connection, message,
INHIBIT_SHUTDOWN,
"org.freedesktop.login1.power-off",
"org.freedesktop.login1.power-off-multiple-sessions",
"org.freedesktop.login1.power-off-ignore-inhibit",
NULL,
&error, &reply);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
} else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "CanReboot")) {
r = bus_manager_can_shutdown_or_sleep(
m, connection, message,
INHIBIT_SHUTDOWN,
"org.freedesktop.login1.reboot",
"org.freedesktop.login1.reboot-multiple-sessions",
"org.freedesktop.login1.reboot-ignore-inhibit",
NULL,
&error, &reply);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
r = verify_polkit(connection, message, action, false, &challenge, &error);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
} else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "CanSuspend")) {
r = bus_manager_can_shutdown_or_sleep(
m, connection, message,
INHIBIT_SLEEP,
"org.freedesktop.login1.suspend",
"org.freedesktop.login1.suspend-multiple-sessions",
"org.freedesktop.login1.suspend-ignore-inhibit",
"mem",
&error, &reply);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
if (r > 0)
result = "yes";
else if (challenge)
result = "challenge";
else
result = "no";
}
if (inhibit) {
action = streq(dbus_message_get_member(message), "CanPowerOff") ?
"org.freedesktop.login1.power-off-ignore-inhibit" :
"org.freedesktop.login1.reboot-ignore-inhibit";
r = verify_polkit(connection, message, action, false, &challenge, &error);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
if (r > 0 && !result)
result = "yes";
else if (challenge && (!result || streq(result, "yes")))
result = "challenge";
else
result = "no";
}
if (!multiple_sessions && !inhibit) {
/* If neither inhibit nor multiple sessions
* apply then just check the normal policy */
action = streq(dbus_message_get_member(message), "CanPowerOff") ?
"org.freedesktop.login1.power-off" :
"org.freedesktop.login1.reboot";
r = verify_polkit(connection, message, action, false, &challenge, &error);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
if (r > 0)
result = "yes";
else if (challenge)
result = "challenge";
else
result = "no";
}
reply = dbus_message_new_method_return(message);
if (!reply)
goto oom;
b = dbus_message_append_args(
reply,
DBUS_TYPE_STRING, &result,
DBUS_TYPE_INVALID);
if (!b)
goto oom;
} else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "CanHibernate")) {
r = bus_manager_can_shutdown_or_sleep(
m, connection, message,
INHIBIT_SLEEP,
"org.freedesktop.login1.hibernate",
"org.freedesktop.login1.hibernate-multiple-sessions",
"org.freedesktop.login1.hibernate-ignore-inhibit",
"disk",
&error, &reply);
if (r < 0)
return bus_send_error_reply(connection, message, &error, r);
} else if (dbus_message_is_method_call(message, "org.freedesktop.DBus.Introspectable", "Introspect")) {
char *introspection = NULL;
@ -2029,38 +2199,39 @@ finish:
return r;
}
int manager_dispatch_delayed_shutdown(Manager *manager) {
const char *name;
int manager_dispatch_delayed(Manager *manager) {
const char *unit_name;
DBusError error;
bool delayed;
int r;
assert(manager);
if (!manager->delayed_shutdown)
if (!manager->delayed_unit)
return 0;
/* Continue delay? */
delayed =
manager->delayed_shutdown_timestamp + manager->inhibit_delay_max > now(CLOCK_MONOTONIC) &&
manager_is_inhibited(manager, INHIBIT_SHUTDOWN, INHIBIT_DELAY, NULL);
manager->delayed_timestamp + manager->inhibit_delay_max > now(CLOCK_MONOTONIC) &&
manager_is_inhibited(manager, manager->delayed_what, INHIBIT_DELAY, NULL);
if (delayed)
return 0;
/* Reset delay data */
name = manager->delayed_shutdown;
manager->delayed_shutdown = NULL;
unit_name = manager->delayed_unit;
manager->delayed_unit = NULL;
/* Actually do the shutdown */
dbus_error_init(&error);
r = send_start_unit(manager->bus, name, &error);
r = send_start_unit(manager->bus, unit_name, &error);
if (r < 0) {
log_warning("Failed to send delayed shutdown message: %s", bus_error_message_or_strerror(&error, -r));
log_warning("Failed to send delayed message: %s", bus_error_message_or_strerror(&error, -r));
dbus_error_free(&error);
return r;
}
/* Tell people about it */
send_prepare_for_shutdown(manager, false);
send_prepare_for(manager, manager->delayed_what, false);
return 1;
}

4
src/login/logind-inhibit.c
View File

@ -163,7 +163,7 @@ int inhibitor_start(Inhibitor *i) {
i->started = true;
manager_send_changed(i->manager, "Inhibited\0");
manager_send_changed(i->manager, i->mode == INHIBIT_BLOCK ? "BlockInhibited\0" : "DelayInhibited\0");
return 0;
}
@ -182,7 +182,7 @@ int inhibitor_stop(Inhibitor *i) {
i->started = false;
manager_send_changed(i->manager, "Inhibited\0");
manager_send_changed(i->manager, i->mode == INHIBIT_BLOCK ? "BlockInhibited\0" : "DelayInhibited\0");
return 0;
}

6
src/login/logind-inhibit.h
View File

@ -23,11 +23,10 @@
***/
typedef struct Inhibitor Inhibitor;
typedef enum InhibitWhat InhibitWhat;
#include "list.h"
#include "util.h"
#include "logind.h"
#include "logind-seat.h"
typedef enum InhibitWhat {
INHIBIT_SHUTDOWN = 1,
@ -44,6 +43,9 @@ typedef enum InhibitMode {
_INHIBIT_MODE_INVALID = -1
} InhibitMode;
#include "logind.h"
#include "logind-seat.h"
struct Inhibitor {
Manager *manager;

6
src/login/logind.c
View File

@ -1269,7 +1269,7 @@ int manager_run(Manager *m) {
manager_gc(m, true);
if (manager_dispatch_delayed_shutdown(m) > 0)
if (manager_dispatch_delayed(m) > 0)
continue;
if (dbus_connection_dispatch(m->bus) != DBUS_DISPATCH_COMPLETE)
@ -1277,11 +1277,11 @@ int manager_run(Manager *m) {
manager_gc(m, true);
if (m->delayed_shutdown) {
if (m->delayed_unit) {
usec_t x, y;
x = now(CLOCK_MONOTONIC);
y = m->delayed_shutdown_timestamp + m->inhibit_delay_max;
y = m->delayed_timestamp + m->inhibit_delay_max;
msec = x >= y ? 0 : (int) ((y - x) / USEC_PER_MSEC);
}

7
src/login/logind.h
View File

@ -85,8 +85,9 @@ struct Manager {
/* If a shutdown was delayed due to a inhibitor this contains
the unit name we are supposed to start after the delay is
over */
const char *delayed_shutdown;
usec_t delayed_shutdown_timestamp;
const char *delayed_unit;
InhibitWhat delayed_what;
usec_t delayed_timestamp;
usec_t inhibit_delay_max;
};
@ -140,7 +141,7 @@ DBusHandlerResult bus_message_filter(DBusConnection *c, DBusMessage *message, vo
int manager_send_changed(Manager *manager, const char *properties);
int manager_dispatch_delayed_shutdown(Manager *manager);
int manager_dispatch_delayed(Manager *manager);
/* gperf lookup function */
const struct ConfigPerfItem* logind_gperf_lookup(const char *key, unsigned length);

16
src/login/org.freedesktop.login1.conf
View File

@ -92,6 +92,14 @@
send_interface="org.freedesktop.login1.Manager"
send_member="Reboot"/>
<allow send_destination="org.freedesktop.login1"
send_interface="org.freedesktop.login1.Manager"
send_member="Suspend"/>
<allow send_destination="org.freedesktop.login1"
send_interface="org.freedesktop.login1.Manager"
send_member="Hibernate"/>
<allow send_destination="org.freedesktop.login1"
send_interface="org.freedesktop.login1.Manager"
send_member="CanPowerOff"/>
@ -100,6 +108,14 @@
send_interface="org.freedesktop.login1.Manager"
send_member="CanReboot"/>
<allow send_destination="org.freedesktop.login1"
send_interface="org.freedesktop.login1.Manager"
send_member="CanSuspend"/>
<allow send_destination="org.freedesktop.login1"
send_interface="org.freedesktop.login1.Manager"
send_member="CanHibernate"/>
<allow send_destination="org.freedesktop.login1"
send_interface="org.freedesktop.login1.Manager"
send_member="AttachDevice"/>

84
src/login/org.freedesktop.login1.policy.in
View File

@ -48,7 +48,7 @@
<action id="org.freedesktop.login1.attach-device">
<_description>Allow attaching devices to seats</_description>
<_message>Authentication is required to allow attaching a device to a seat.</_message>
<_message>Authentication is required for attaching a device to a seat.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
@ -58,7 +58,7 @@
<action id="org.freedesktop.login1.flush-devices">
<_description>Flush device to seat attachments</_description>
<_message>Authentication is required to allow resetting how devices are attached to seats.</_message>
<_message>Authentication is required for resetting how devices are attached to seats.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
@ -68,7 +68,7 @@
<action id="org.freedesktop.login1.power-off">
<_description>Power off the system</_description>
<_message>Authentication is required to allow powering off the system.</_message>
<_message>Authentication is required for powering off the system.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
@ -77,8 +77,8 @@
</action>
<action id="org.freedesktop.login1.power-off-multiple-sessions">
<_description>Power off the system when other users are logged in</_description>
<_message>Authentication is required to allow powering off the system while other users are logged in.</_message>
<_description>Power off the system while other users are logged in</_description>
<_message>Authentication is required for powering off the system while other users are logged in.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
@ -87,8 +87,8 @@
</action>
<action id="org.freedesktop.login1.power-off-ignore-inhibit">
<_description>Power off the system when an application asked to inhibit it</_description>
<_message>Authentication is required to allow powering off the system while an application asked to inhibit it.</_message>
<_description>Power off the system while an application asked to inhibit it</_description>
<_message>Authentication is required for powering off the system while an application asked to inhibit it.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
@ -98,7 +98,7 @@
<action id="org.freedesktop.login1.reboot">
<_description>Reboot the system</_description>
<_message>Authentication is required to allow rebooting the system.</_message>
<_message>Authentication is required for rebooting the system.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
@ -107,8 +107,8 @@
</action>
<action id="org.freedesktop.login1.reboot-multiple-sessions">
<_description>Reboot the system when other users are logged in</_description>
<_message>Authentication is required to allow rebooting the system while other users are logged in.</_message>
<_description>Reboot the system while other users are logged in</_description>
<_message>Authentication is required for rebooting the system while other users are logged in.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
@ -117,8 +117,68 @@
</action>
<action id="org.freedesktop.login1.reboot-ignore-inhibit">
<_description>Reboot the system when an application asked to inhibit it</_description>
<_message>Authentication is required to allow rebooting the system while an application asked to inhibit it.</_message>
<_description>Reboot the system while an application asked to inhibit it</_description>
<_message>Authentication is required for rebooting the system while an application asked to inhibit it.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
<allow_active>auth_admin_keep</allow_active>
</defaults>
</action>
<action id="org.freedesktop.login1.suspend">
<_description>Suspend the system</_description>
<_message>Authentication is required for suspending the system.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
<allow_active>yes</allow_active>
</defaults>
</action>
<action id="org.freedesktop.login1.suspend-multiple-sessions">
<_description>Suspend the system while other users are logged in</_description>
<_message>Authentication is required for suspending the system while other users are logged in.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
<allow_active>auth_admin_keep</allow_active>
</defaults>
</action>
<action id="org.freedesktop.login1.suspend-ignore-inhibit">
<_description>Suspend the system while an application asked to inhibit it</_description>
<_message>Authentication is required for suspending the system while an application asked to inhibit it.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
<allow_active>auth_admin_keep</allow_active>
</defaults>
</action>
<action id="org.freedesktop.login1.hibernate">
<_description>Hibernate the system</_description>
<_message>Authentication is required for hibernating the system.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
<allow_active>yes</allow_active>
</defaults>
</action>
<action id="org.freedesktop.login1.hibernate-multiple-sessions">
<_description>Hibernate the system while other users are logged in</_description>
<_message>Authentication is required for hibernating the system while other users are logged in.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>
<allow_active>auth_admin_keep</allow_active>
</defaults>
</action>
<action id="org.freedesktop.login1.hibernate-ignore-inhibit">
<_description>Hibernate the system while an application asked to inhibit it</_description>
<_message>Authentication is required for hibernating the system while an application asked to inhibit it.</_message>
<defaults>
<allow_any>auth_admin_keep</allow_any>
<allow_inactive>auth_admin_keep</allow_inactive>

25
src/shared/util.c
View File

@ -5590,3 +5590,28 @@ int getenv_for_pid(pid_t pid, const char *field, char **_value) {
return r;
}
int can_sleep(const char *type) {
char *p, *w, *state;
size_t l, k;
bool found = false;
int r;
assert(type);
r = read_one_line_file("/sys/power/state", &p);
if (r < 0)
return r == -ENOENT ? 0 : r;
k = strlen(type);
FOREACH_WORD_SEPARATOR(w, l, p, WHITESPACE, state) {
if (l == k && strncmp(w, type, l) == 0) {
found = true;
break;
}
}
free(p);
return found;
}

2
src/shared/util.h
View File

@ -505,4 +505,6 @@ int setrlimit_closest(int resource, const struct rlimit *rlim);
int getenv_for_pid(pid_t pid, const char *field, char **_value);
int can_sleep(const char *type);
#endif

12
src/systemctl/systemctl.c
View File

@ -1750,6 +1750,14 @@ static int reboot_with_logind(DBusConnection *bus, enum action a) {
method = "PowerOff";
break;
case ACTION_SUSPEND:
method = "Suspend";
break;
case ACTION_HIBERNATE:
method = "Hibernate";
break;
default:
return -EINVAL;
}
@ -1839,7 +1847,9 @@ static int start_special(DBusConnection *bus, char **args) {
/* first try logind, to allow authentication with polkit */
if (geteuid() != 0 &&
(a == ACTION_POWEROFF ||
a == ACTION_REBOOT)) {
a == ACTION_REBOOT ||
a == ACTION_SUSPEND ||
a == ACTION_HIBERNATE)) {
r = reboot_with_logind(bus, a);
if (r >= 0)
return r;