-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
/***
This file is part of systemd.
#include <errno.h>
#include <string.h>
-#include "util.h"
-#include "strv.h"
+#include "alloc-util.h"
+#include "bus-common-errors.h"
+#include "bus-label.h"
#include "bus-util.h"
-#include "bus-errors.h"
-
-#include "logind.h"
-#include "logind-session.h"
+#include "fd-util.h"
#include "logind-session-device.h"
+#include "logind-session.h"
+#include "logind.h"
+#include "signal-util.h"
+#include "strv.h"
+#include "util.h"
static int property_get_user(
sd_bus *bus,
sd_bus_error *error) {
Session *s = userdata;
- dual_timestamp t;
+ dual_timestamp t = DUAL_TIMESTAMP_NULL;
uint64_t u;
int r;
return sd_bus_message_append(reply, "t", u);
}
-static int method_terminate(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int property_get_locked_hint(
+ sd_bus *bus,
+ const char *path,
+ const char *interface,
+ const char *property,
+ sd_bus_message *reply,
+ void *userdata,
+ sd_bus_error *error) {
+
Session *s = userdata;
- int r;
assert(bus);
+ assert(reply);
+ assert(s);
+
+ return sd_bus_message_append(reply, "b", session_get_locked_hint(s) > 0);
+}
+
+int bus_session_method_terminate(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ Session *s = userdata;
+ int r;
+
assert(message);
assert(s);
- r = session_stop(s);
+ r = bus_verify_polkit_async(
+ message,
+ CAP_KILL,
+ "org.freedesktop.login1.manage",
+ NULL,
+ false,
+ s->user->uid,
+ &s->manager->polkit_registry,
+ error);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return 1; /* Will call us back */
+
+ r = session_stop(s, true);
if (r < 0)
return r;
return sd_bus_reply_method_return(message, NULL);
}
-static int method_activate(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+int bus_session_method_activate(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Session *s = userdata;
int r;
- assert(bus);
assert(message);
assert(s);
return sd_bus_reply_method_return(message, NULL);
}
-static int method_lock(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+int bus_session_method_lock(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Session *s = userdata;
int r;
- assert(bus);
assert(message);
assert(s);
- r = session_send_lock(s, streq(sd_bus_message_get_member(message), "Lock"));
+ r = bus_verify_polkit_async(
+ message,
+ CAP_SYS_ADMIN,
+ "org.freedesktop.login1.lock-sessions",
+ NULL,
+ false,
+ s->user->uid,
+ &s->manager->polkit_registry,
+ error);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return 1; /* Will call us back */
+
+ r = session_send_lock(s, strstr(sd_bus_message_get_member(message), "Lock"));
if (r < 0)
return r;
return sd_bus_reply_method_return(message, NULL);
}
-static int method_set_idle_hint(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_set_idle_hint(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
Session *s = userdata;
uid_t uid;
int r, b;
- assert(bus);
assert(message);
assert(s);
if (r < 0)
return r;
- r = sd_bus_get_owner_uid(bus, sd_bus_message_get_sender(message), &uid);
+ r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID, &creds);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_creds_get_euid(creds, &uid);
if (r < 0)
return r;
if (uid != 0 && uid != s->user->uid)
- return sd_bus_error_setf(error, SD_BUS_ERROR_ACCESS_DENIED, "Only owner of session my set idle hint");
+ return sd_bus_error_setf(error, SD_BUS_ERROR_ACCESS_DENIED, "Only owner of session may set idle hint");
session_set_idle_hint(s, b);
return sd_bus_reply_method_return(message, NULL);
}
-static int method_kill(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_set_locked_hint(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
+ Session *s = userdata;
+ uid_t uid;
+ int r, b;
+
+ assert(message);
+ assert(s);
+
+ r = sd_bus_message_read(message, "b", &b);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID, &creds);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_creds_get_euid(creds, &uid);
+ if (r < 0)
+ return r;
+
+ if (uid != 0 && uid != s->user->uid)
+ return sd_bus_error_setf(error, SD_BUS_ERROR_ACCESS_DENIED, "Only owner of session may set locked hint");
+
+ session_set_locked_hint(s, b);
+
+ return sd_bus_reply_method_return(message, NULL);
+}
+
+int bus_session_method_kill(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Session *s = userdata;
const char *swho;
int32_t signo;
KillWho who;
int r;
- assert(bus);
assert(message);
assert(s);
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid kill parameter '%s'", swho);
}
- if (signo <= 0 || signo >= _NSIG)
+ if (!SIGNAL_VALID(signo))
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid signal %i", signo);
+ r = bus_verify_polkit_async(
+ message,
+ CAP_KILL,
+ "org.freedesktop.login1.manage",
+ NULL,
+ false,
+ s->user->uid,
+ &s->manager->polkit_registry,
+ error);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return 1; /* Will call us back */
+
r = session_kill(s, who, signo);
if (r < 0)
return r;
return sd_bus_reply_method_return(message, NULL);
}
-static int method_take_control(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_take_control(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
Session *s = userdata;
int r, force;
uid_t uid;
- assert(bus);
assert(message);
assert(s);
if (r < 0)
return r;
- r = sd_bus_get_owner_uid(bus, sd_bus_message_get_sender(message), &uid);
+ r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID, &creds);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_creds_get_euid(creds, &uid);
if (r < 0)
return r;
return sd_bus_reply_method_return(message, NULL);
}
-static int method_release_control(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_release_control(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Session *s = userdata;
- assert(bus);
assert(message);
assert(s);
return sd_bus_reply_method_return(message, NULL);
}
-static int method_take_device(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_take_device(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Session *s = userdata;
uint32_t major, minor;
SessionDevice *sd;
dev_t dev;
int r;
- assert(bus);
assert(message);
assert(s);
return r;
}
-static int method_release_device(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_release_device(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Session *s = userdata;
uint32_t major, minor;
SessionDevice *sd;
dev_t dev;
int r;
- assert(bus);
assert(message);
assert(s);
return sd_bus_reply_method_return(message, NULL);
}
-static int method_pause_device_complete(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int method_pause_device_complete(sd_bus_message *message, void *userdata, sd_bus_error *error) {
Session *s = userdata;
uint32_t major, minor;
SessionDevice *sd;
dev_t dev;
int r;
- assert(bus);
assert(message);
assert(s);
const sd_bus_vtable session_vtable[] = {
SD_BUS_VTABLE_START(0),
- SD_BUS_PROPERTY("Id", "s", NULL, offsetof(Session, id), 0),
- SD_BUS_PROPERTY("User", "(uo)", property_get_user, 0, 0),
- SD_BUS_PROPERTY("Name", "s", property_get_name, 0, 0),
- SD_BUS_PROPERTY("Timestamp", "t", NULL, offsetof(Session, timestamp.realtime), 0),
- SD_BUS_PROPERTY("TimestampMonotonic", "t", NULL, offsetof(Session, timestamp.monotonic), 0),
- SD_BUS_PROPERTY("VTNr", "u", NULL, offsetof(Session, vtnr), 0),
- SD_BUS_PROPERTY("Seat", "(so)", property_get_seat, 0, 0),
- SD_BUS_PROPERTY("TTY", "s", NULL, offsetof(Session, tty), 0),
- SD_BUS_PROPERTY("Display", "s", NULL, offsetof(Session, display), 0),
- SD_BUS_PROPERTY("Remote", "b", bus_property_get_bool, offsetof(Session, remote), 0),
- SD_BUS_PROPERTY("RemoteHost", "s", NULL, offsetof(Session, remote_host), 0),
- SD_BUS_PROPERTY("RemoteUser", "s", NULL, offsetof(Session, remote_user), 0),
- SD_BUS_PROPERTY("Service", "s", NULL, offsetof(Session, service), 0),
- SD_BUS_PROPERTY("Scope", "s", NULL, offsetof(Session, scope), 0),
- SD_BUS_PROPERTY("Leader", "u", bus_property_get_pid, offsetof(Session, leader), 0),
- SD_BUS_PROPERTY("Audit", "u", NULL, offsetof(Session, audit_id), 0),
- SD_BUS_PROPERTY("Type", "s", property_get_type, offsetof(Session, type), 0),
- SD_BUS_PROPERTY("Class", "s", property_get_class, offsetof(Session, class), 0),
+ SD_BUS_PROPERTY("Id", "s", NULL, offsetof(Session, id), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("User", "(uo)", property_get_user, 0, SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Name", "s", property_get_name, 0, SD_BUS_VTABLE_PROPERTY_CONST),
+ BUS_PROPERTY_DUAL_TIMESTAMP("Timestamp", offsetof(Session, timestamp), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("VTNr", "u", NULL, offsetof(Session, vtnr), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Seat", "(so)", property_get_seat, 0, SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("TTY", "s", NULL, offsetof(Session, tty), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Display", "s", NULL, offsetof(Session, display), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Remote", "b", bus_property_get_bool, offsetof(Session, remote), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("RemoteHost", "s", NULL, offsetof(Session, remote_host), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("RemoteUser", "s", NULL, offsetof(Session, remote_user), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Service", "s", NULL, offsetof(Session, service), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Desktop", "s", NULL, offsetof(Session, desktop), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Scope", "s", NULL, offsetof(Session, scope), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Leader", "u", bus_property_get_pid, offsetof(Session, leader), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Audit", "u", NULL, offsetof(Session, audit_id), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Type", "s", property_get_type, offsetof(Session, type), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("Class", "s", property_get_class, offsetof(Session, class), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("Active", "b", property_get_active, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("State", "s", property_get_state, 0, 0),
SD_BUS_PROPERTY("IdleHint", "b", property_get_idle_hint, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("IdleSinceHint", "t", property_get_idle_since_hint, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("IdleSinceHintMonotonic", "t", property_get_idle_since_hint, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
-
- SD_BUS_METHOD("Terminate", NULL, NULL, method_terminate, 0),
- SD_BUS_METHOD("Activate", NULL, NULL, method_activate, 0),
- SD_BUS_METHOD("Lock", NULL, NULL, method_lock, 0),
- SD_BUS_METHOD("Unlock", NULL, NULL, method_lock, 0),
- SD_BUS_METHOD("SetIdleHint", "b", NULL, method_set_idle_hint, 0),
- SD_BUS_METHOD("Kill", "si", NULL, method_kill, 0),
- SD_BUS_METHOD("TakeControl", "b", NULL, method_take_control, 0),
- SD_BUS_METHOD("ReleaseControl", NULL, NULL, method_release_control, 0),
- SD_BUS_METHOD("TakeDevice", "uu", "hb", method_take_device, 0),
- SD_BUS_METHOD("ReleaseDevice", "uu", NULL, method_release_device, 0),
- SD_BUS_METHOD("PauseDeviceComplete", "uu", NULL, method_pause_device_complete, 0),
+ SD_BUS_PROPERTY("LockedHint", "b", property_get_locked_hint, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
+
+ SD_BUS_METHOD("Terminate", NULL, NULL, bus_session_method_terminate, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("Activate", NULL, NULL, bus_session_method_activate, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("Lock", NULL, NULL, bus_session_method_lock, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("Unlock", NULL, NULL, bus_session_method_lock, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("SetIdleHint", "b", NULL, method_set_idle_hint, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("SetLockedHint", "b", NULL, method_set_locked_hint, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("Kill", "si", NULL, bus_session_method_kill, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("TakeControl", "b", NULL, method_take_control, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("ReleaseControl", NULL, NULL, method_release_control, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("TakeDevice", "uu", "hb", method_take_device, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("ReleaseDevice", "uu", NULL, method_release_device, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("PauseDeviceComplete", "uu", NULL, method_pause_device_complete, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_SIGNAL("PauseDevice", "uus", 0),
SD_BUS_SIGNAL("ResumeDevice", "uuh", 0),
assert(m);
if (streq(path, "/org/freedesktop/login1/session/self")) {
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
sd_bus_message *message;
- pid_t pid;
+ const char *name;
- message = sd_bus_get_current(bus);
+ message = sd_bus_get_current_message(bus);
if (!message)
return 0;
- r = sd_bus_get_owner_pid(bus, sd_bus_message_get_sender(message), &pid);
+ r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_SESSION|SD_BUS_CREDS_AUGMENT, &creds);
if (r < 0)
- return 0;
+ return r;
- r = manager_get_session_by_pid(m, pid, &session);
- if (r <= 0)
- return 0;
+ r = sd_bus_creds_get_session(creds, &name);
+ if (r < 0)
+ return r;
+
+ session = hashmap_get(m->sessions, name);
} else {
_cleanup_free_ char *e = NULL;
const char *p;
if (!p)
return 0;
- e = sd_bus_label_unescape(p);
+ e = bus_label_unescape(p);
if (!e)
return -ENOMEM;
session = hashmap_get(m->sessions, e);
- if (!session)
- return 0;
}
+ if (!session)
+ return 0;
+
*found = session;
return 1;
}
assert(s);
- t = sd_bus_label_escape(s->id);
+ t = bus_label_escape(s->id);
if (!t)
return NULL;
int session_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) {
_cleanup_strv_free_ char **l = NULL;
+ sd_bus_message *message;
Manager *m = userdata;
Session *session;
Iterator i;
if (!p)
return -ENOMEM;
- r = strv_push(&l, p);
- if (r < 0) {
- free(p);
+ r = strv_consume(&l, p);
+ if (r < 0)
return r;
+ }
+
+ message = sd_bus_get_current_message(bus);
+ if (message) {
+ _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL;
+ const char *name;
+
+ r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_SESSION|SD_BUS_CREDS_AUGMENT, &creds);
+ if (r >= 0) {
+ r = sd_bus_creds_get_session(creds, &name);
+ if (r >= 0) {
+ session = hashmap_get(m->sessions, name);
+ if (session) {
+ r = strv_extend(&l, "/org/freedesktop/login1/session/self");
+ if (r < 0)
+ return r;
+ }
+ }
}
}
}
int session_send_create_reply(Session *s, sd_bus_error *error) {
- _cleanup_bus_message_unref_ sd_bus_message *c = NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *c = NULL;
_cleanup_close_ int fifo_fd = -1;
_cleanup_free_ char *p = NULL;
assert(s);
- /* This is called after the session scope was successfully
- * created, and finishes where bus_manager_create_session()
- * left off. */
+ /* This is called after the session scope and the user service
+ * were successfully created, and finishes where
+ * bus_manager_create_session() left off. */
if (!s->create_message)
return 0;
+#if 0 /// elogind does not support scope and service jobs
+ if (!sd_bus_error_is_set(error) && (s->scope_job || s->user->service_job))
+ return 0;
+#endif // 0
+
c = s->create_message;
s->create_message = NULL;
return -ENOMEM;
log_debug("Sending reply about created session: "
- "id=%s object_path=%s runtime_path=%s session_fd=%d seat=%s vtnr=%u",
+ "id=%s object_path=%s uid=%u runtime_path=%s "
+ "session_fd=%d seat=%s vtnr=%u",
s->id,
p,
+ (uint32_t) s->user->uid,
s->user->runtime_path,
fifo_fd,
s->seat ? s->seat->id : "",
(uint32_t) s->vtnr);
return sd_bus_reply_method_return(
- c,
- "soshsub",
+ c, "soshusub",
s->id,
p,
s->user->runtime_path,
fifo_fd,
+ (uint32_t) s->user->uid,
s->seat ? s->seat->id : "",
(uint32_t) s->vtnr,
false);
~ianmdlvl / elogind.git / blobdiff