X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flogin%2Flogind-dbus.c;h=b28d28093934877feb38c602b0306cbf62be813c;hb=adfe5671ef794099068038dfccbf1eb5134433c8;hp=3ff6cd398f827d8f4ef5a3fe7141ad338c4cab92;hpb=309a29dfd24f4175de334ca1593e3fe2436ab082;p=elogind.git diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c index 3ff6cd398..b28d28093 100644 --- a/src/login/logind-dbus.c +++ b/src/login/logind-dbus.c @@ -24,7 +24,6 @@ #include #include -#include "sd-id128.h" #include "sd-messages.h" #include "strv.h" #include "mkdir.h" @@ -32,10 +31,7 @@ #include "special.h" #include "sleep-config.h" #include "fileio-label.h" -#include "label.h" -#include "utf8.h" #include "unit-name.h" -#include "virt.h" #include "audit.h" #include "bus-util.h" #include "bus-error.h" @@ -92,7 +88,7 @@ int manager_get_user_from_creds(Manager *m, sd_bus_message *message, uid_t uid, return r; } - user = hashmap_get(m->users, ULONG_TO_PTR((unsigned long) uid)); + user = hashmap_get(m->users, UID_TO_PTR(uid)); if (!user) return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER, "No user "UID_FMT" known or logged in", uid); @@ -216,7 +212,6 @@ static int property_get_preparing( static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_handle_action, handle_action, HandleAction); static int method_get_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) { - _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL; _cleanup_free_ char *p = NULL; Manager *m = userdata; const char *name; @@ -855,11 +850,7 @@ static int method_activate_session(sd_bus *bus, sd_bus_message *message, void *u if (r < 0) return r; - r = session_activate(session); - if (r < 0) - return r; - - return sd_bus_reply_method_return(message, NULL); + return bus_session_method_activate(bus, message, session, error); } static int method_activate_session_on_seat(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) { @@ -916,11 +907,7 @@ static int method_lock_session(sd_bus *bus, sd_bus_message *message, void *userd if (r < 0) return r; - r = session_send_lock(session, streq(sd_bus_message_get_member(message), "LockSession")); - if (r < 0) - return r; - - return sd_bus_reply_method_return(message, NULL); + return bus_session_method_lock(bus, message, session, error); } static int method_lock_sessions(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) { @@ -931,6 +918,19 @@ static int method_lock_sessions(sd_bus *bus, sd_bus_message *message, void *user assert(message); assert(m); + r = bus_verify_polkit_async( + message, + CAP_SYS_ADMIN, + "org.freedesktop.login1.lock-sessions", + false, + UID_INVALID, + &m->polkit_registry, + error); + if (r < 0) + return r; + if (r == 0) + return 1; /* Will call us back */ + r = session_send_lock_all(m, streq(sd_bus_message_get_member(message), "LockSessions")); if (r < 0) return r; @@ -939,48 +939,29 @@ static int method_lock_sessions(sd_bus *bus, sd_bus_message *message, void *user } static int method_kill_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) { - _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL; - const char *name, *swho; + const char *name; Manager *m = userdata; Session *session; - int32_t signo; - KillWho who; int r; assert(bus); assert(message); assert(m); - r = sd_bus_message_read(message, "ssi", &name, &swho, &signo); + r = sd_bus_message_read(message, "s", &name); if (r < 0) return r; - if (isempty(swho)) - who = KILL_ALL; - else { - who = kill_who_from_string(swho); - if (who < 0) - return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid kill parameter '%s'", swho); - } - - if (signo <= 0 || signo >= _NSIG) - return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid signal %i", signo); - r = manager_get_session_from_creds(m, message, name, error, &session); if (r < 0) return r; - r = session_kill(session, who, signo); - if (r < 0) - return r; - - return sd_bus_reply_method_return(message, NULL); + return bus_session_method_kill(bus, message, session, error); } static int method_kill_user(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) { Manager *m = userdata; uint32_t uid; - int32_t signo; User *user; int r; @@ -988,26 +969,18 @@ static int method_kill_user(sd_bus *bus, sd_bus_message *message, void *userdata assert(message); assert(m); - r = sd_bus_message_read(message, "ui", &uid, &signo); + r = sd_bus_message_read(message, "u", &uid); if (r < 0) return r; - if (signo <= 0 || signo >= _NSIG) - return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid signal %i", signo); - r = manager_get_user_from_creds(m, message, uid, error, &user); if (r < 0) return r; - r = user_kill(user, signo); - if (r < 0) - return r; - - return sd_bus_reply_method_return(message, NULL); + return bus_user_method_kill(bus, message, user, error); } static int method_terminate_session(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) { - _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL; Manager *m = userdata; const char *name; Session *session; @@ -1025,11 +998,7 @@ static int method_terminate_session(sd_bus *bus, sd_bus_message *message, void * if (r < 0) return r; - r = session_stop(session, true); - if (r < 0) - return r; - - return sd_bus_reply_method_return(message, NULL); + return bus_session_method_terminate(bus, message, session, error); } static int method_terminate_user(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) { @@ -1050,11 +1019,7 @@ static int method_terminate_user(sd_bus *bus, sd_bus_message *message, void *use if (r < 0) return r; - r = user_stop(user, true); - if (r < 0) - return r; - - return sd_bus_reply_method_return(message, NULL); + return bus_user_method_terminate(bus, message, user, error); } static int method_terminate_seat(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) { @@ -1075,11 +1040,7 @@ static int method_terminate_seat(sd_bus *bus, sd_bus_message *message, void *use if (r < 0) return r; - r = seat_stop_sessions(seat, true); - if (r < 0) - return r; - - return sd_bus_reply_method_return(message, NULL); + return bus_seat_method_terminate(bus, message, seat, error); } static int method_set_user_linger(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) { @@ -1122,6 +1083,7 @@ static int method_set_user_linger(sd_bus *bus, sd_bus_message *message, void *us CAP_SYS_ADMIN, "org.freedesktop.login1.set-user-linger", interactive, + UID_INVALID, &m->polkit_registry, error); if (r < 0) @@ -1139,7 +1101,7 @@ static int method_set_user_linger(sd_bus *bus, sd_bus_message *message, void *us if (!cc) return -ENOMEM; - path = strappenda("/var/lib/systemd/linger/", cc); + path = strjoina("/var/lib/systemd/linger/", cc); if (b) { User *u; @@ -1157,7 +1119,7 @@ static int method_set_user_linger(sd_bus *bus, sd_bus_message *message, void *us if (r < 0 && errno != ENOENT) return -errno; - u = hashmap_get(m->users, ULONG_TO_PTR((unsigned long) uid)); + u = hashmap_get(m->users, UID_TO_PTR(uid)); if (u) user_add_to_gc_queue(u); } @@ -1294,6 +1256,7 @@ static int method_attach_device(sd_bus *bus, sd_bus_message *message, void *user CAP_SYS_ADMIN, "org.freedesktop.login1.attach-device", interactive, + UID_INVALID, &m->polkit_registry, error); if (r < 0) @@ -1325,6 +1288,7 @@ static int method_flush_devices(sd_bus *bus, sd_bus_message *message, void *user CAP_SYS_ADMIN, "org.freedesktop.login1.flush-devices", interactive, + UID_INVALID, &m->polkit_registry, error); if (r < 0) @@ -1484,7 +1448,7 @@ static int execute_shutdown_or_sleep( m->action_what = w; /* Make sure the lid switch is ignored for a while */ - manager_set_lid_switch_ignore(m, now(CLOCK_MONOTONIC) + IGNORE_LID_SWITCH_SUSPEND_USEC); + manager_set_lid_switch_ignore(m, now(CLOCK_MONOTONIC) + m->holdoff_timeout_usec); return 0; } @@ -1606,11 +1570,11 @@ static int method_do_shutdown_or_sleep( return sd_bus_error_setf(error, BUS_ERROR_SLEEP_VERB_NOT_SUPPORTED, "Sleep verb not supported"); } - r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_UID, &creds); + r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID, &creds); if (r < 0) return r; - r = sd_bus_creds_get_uid(creds, &uid); + r = sd_bus_creds_get_euid(creds, &uid); if (r < 0) return r; @@ -1622,7 +1586,7 @@ static int method_do_shutdown_or_sleep( blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL); if (multiple_sessions) { - r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_multiple_sessions, interactive, &m->polkit_registry, error); + r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_multiple_sessions, interactive, UID_INVALID, &m->polkit_registry, error); if (r < 0) return r; if (r == 0) @@ -1630,7 +1594,7 @@ static int method_do_shutdown_or_sleep( } if (blocked) { - r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_ignore_inhibit, interactive, &m->polkit_registry, error); + r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_ignore_inhibit, interactive, UID_INVALID, &m->polkit_registry, error); if (r < 0) return r; if (r == 0) @@ -1638,7 +1602,7 @@ static int method_do_shutdown_or_sleep( } if (!multiple_sessions && !blocked) { - r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action, interactive, &m->polkit_registry, error); + r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action, interactive, UID_INVALID, &m->polkit_registry, error); if (r < 0) return r; if (r == 0) @@ -1759,11 +1723,11 @@ static int method_can_shutdown_or_sleep( return sd_bus_reply_method_return(message, "s", "na"); } - r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_UID, &creds); + r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID, &creds); if (r < 0) return r; - r = sd_bus_creds_get_uid(creds, &uid); + r = sd_bus_creds_get_euid(creds, &uid); if (r < 0) return r; @@ -1775,7 +1739,7 @@ static int method_can_shutdown_or_sleep( blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL); if (multiple_sessions) { - r = bus_verify_polkit(message, CAP_SYS_BOOT, action_multiple_sessions, false, &challenge, error); + r = bus_verify_polkit(message, CAP_SYS_BOOT, action_multiple_sessions, false, UID_INVALID, &challenge, error); if (r < 0) return r; @@ -1788,7 +1752,7 @@ static int method_can_shutdown_or_sleep( } if (blocked) { - r = bus_verify_polkit(message, CAP_SYS_BOOT, action_ignore_inhibit, false, &challenge, error); + r = bus_verify_polkit(message, CAP_SYS_BOOT, action_ignore_inhibit, false, UID_INVALID, &challenge, error); if (r < 0) return r; @@ -1804,7 +1768,7 @@ static int method_can_shutdown_or_sleep( /* If neither inhibit nor multiple sessions * apply then just check the normal policy */ - r = bus_verify_polkit(message, CAP_SYS_BOOT, action, false, &challenge, error); + r = bus_verify_polkit(message, CAP_SYS_BOOT, action, false, UID_INVALID, &challenge, error); if (r < 0) return r; @@ -1924,25 +1888,30 @@ static int method_inhibit(sd_bus *bus, sd_bus_message *message, void *userdata, if (m->action_what & w) return sd_bus_error_setf(error, BUS_ERROR_OPERATION_IN_PROGRESS, "The operation inhibition has been requested for is already running"); - r = bus_verify_polkit_async(message, CAP_SYS_BOOT, - w == INHIBIT_SHUTDOWN ? (mm == INHIBIT_BLOCK ? "org.freedesktop.login1.inhibit-block-shutdown" : "org.freedesktop.login1.inhibit-delay-shutdown") : - w == INHIBIT_SLEEP ? (mm == INHIBIT_BLOCK ? "org.freedesktop.login1.inhibit-block-sleep" : "org.freedesktop.login1.inhibit-delay-sleep") : - w == INHIBIT_IDLE ? "org.freedesktop.login1.inhibit-block-idle" : - w == INHIBIT_HANDLE_POWER_KEY ? "org.freedesktop.login1.inhibit-handle-power-key" : - w == INHIBIT_HANDLE_SUSPEND_KEY ? "org.freedesktop.login1.inhibit-handle-suspend-key" : - w == INHIBIT_HANDLE_HIBERNATE_KEY ? "org.freedesktop.login1.inhibit-handle-hibernate-key" : - "org.freedesktop.login1.inhibit-handle-lid-switch", - false, &m->polkit_registry, error); + r = bus_verify_polkit_async( + message, + CAP_SYS_BOOT, + w == INHIBIT_SHUTDOWN ? (mm == INHIBIT_BLOCK ? "org.freedesktop.login1.inhibit-block-shutdown" : "org.freedesktop.login1.inhibit-delay-shutdown") : + w == INHIBIT_SLEEP ? (mm == INHIBIT_BLOCK ? "org.freedesktop.login1.inhibit-block-sleep" : "org.freedesktop.login1.inhibit-delay-sleep") : + w == INHIBIT_IDLE ? "org.freedesktop.login1.inhibit-block-idle" : + w == INHIBIT_HANDLE_POWER_KEY ? "org.freedesktop.login1.inhibit-handle-power-key" : + w == INHIBIT_HANDLE_SUSPEND_KEY ? "org.freedesktop.login1.inhibit-handle-suspend-key" : + w == INHIBIT_HANDLE_HIBERNATE_KEY ? "org.freedesktop.login1.inhibit-handle-hibernate-key" : + "org.freedesktop.login1.inhibit-handle-lid-switch", + false, + UID_INVALID, + &m->polkit_registry, + 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 */ - r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_UID|SD_BUS_CREDS_PID, &creds); + r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID|SD_BUS_CREDS_PID, &creds); if (r < 0) return r; - r = sd_bus_creds_get_uid(creds, &uid); + r = sd_bus_creds_get_euid(creds, &uid); if (r < 0) return r; @@ -2010,6 +1979,7 @@ const sd_bus_vtable manager_vtable[] = { SD_BUS_PROPERTY("HandleHibernateKey", "s", property_get_handle_action, offsetof(Manager, handle_hibernate_key), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("HandleLidSwitch", "s", property_get_handle_action, offsetof(Manager, handle_lid_switch), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("HandleLidSwitchDocked", "s", property_get_handle_action, offsetof(Manager, handle_lid_switch_docked), SD_BUS_VTABLE_PROPERTY_CONST), + SD_BUS_PROPERTY("HoldoffTimeoutUSec", "t", NULL, offsetof(Manager, holdoff_timeout_usec), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("IdleAction", "s", property_get_handle_action, offsetof(Manager, idle_action), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("IdleActionUSec", "t", NULL, offsetof(Manager, idle_action_usec), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("PreparingForShutdown", "b", property_get_preparing, 0, 0), @@ -2028,15 +1998,15 @@ const sd_bus_vtable manager_vtable[] = { SD_BUS_METHOD("ReleaseSession", "s", NULL, method_release_session, 0), SD_BUS_METHOD("ActivateSession", "s", NULL, method_activate_session, SD_BUS_VTABLE_UNPRIVILEGED), SD_BUS_METHOD("ActivateSessionOnSeat", "ss", NULL, method_activate_session_on_seat, SD_BUS_VTABLE_UNPRIVILEGED), - SD_BUS_METHOD("LockSession", "s", NULL, method_lock_session, 0), - SD_BUS_METHOD("UnlockSession", "s", NULL, method_lock_session, 0), - SD_BUS_METHOD("LockSessions", NULL, NULL, method_lock_sessions, 0), - SD_BUS_METHOD("UnlockSessions", NULL, NULL, method_lock_sessions, 0), - SD_BUS_METHOD("KillSession", "ssi", NULL, method_kill_session, SD_BUS_VTABLE_CAPABILITY(CAP_KILL)), - SD_BUS_METHOD("KillUser", "ui", NULL, method_kill_user, SD_BUS_VTABLE_CAPABILITY(CAP_KILL)), - SD_BUS_METHOD("TerminateSession", "s", NULL, method_terminate_session, SD_BUS_VTABLE_CAPABILITY(CAP_KILL)), - SD_BUS_METHOD("TerminateUser", "u", NULL, method_terminate_user, SD_BUS_VTABLE_CAPABILITY(CAP_KILL)), - SD_BUS_METHOD("TerminateSeat", "s", NULL, method_terminate_seat, SD_BUS_VTABLE_CAPABILITY(CAP_KILL)), + SD_BUS_METHOD("LockSession", "s", NULL, method_lock_session, SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD("UnlockSession", "s", NULL, method_lock_session, SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD("LockSessions", NULL, NULL, method_lock_sessions, SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD("UnlockSessions", NULL, NULL, method_lock_sessions, SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD("KillSession", "ssi", NULL, method_kill_session, SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD("KillUser", "ui", NULL, method_kill_user, SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD("TerminateSession", "s", NULL, method_terminate_session, SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD("TerminateUser", "u", NULL, method_terminate_user, SD_BUS_VTABLE_UNPRIVILEGED), + SD_BUS_METHOD("TerminateSeat", "s", NULL, method_terminate_seat, SD_BUS_VTABLE_UNPRIVILEGED), SD_BUS_METHOD("SetUserLinger", "ubb", NULL, method_set_user_linger, SD_BUS_VTABLE_UNPRIVILEGED), SD_BUS_METHOD("AttachDevice", "ssb", NULL, method_attach_device, SD_BUS_VTABLE_UNPRIVILEGED), SD_BUS_METHOD("FlushDevices", "b", NULL, method_flush_devices, SD_BUS_VTABLE_UNPRIVILEGED),