| /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
| |
| #include <errno.h> |
| #include <sys/prctl.h> |
| #include <sys/statvfs.h> |
| #include <unistd.h> |
| |
| #include "alloc-util.h" |
| #include "architecture.h" |
| #include "build.h" |
| #include "bus-common-errors.h" |
| #include "bus-get-properties.h" |
| #include "bus-log-control-api.h" |
| #include "chase-symlinks.h" |
| #include "data-fd-util.h" |
| #include "dbus-cgroup.h" |
| #include "dbus-execute.h" |
| #include "dbus-job.h" |
| #include "dbus-manager.h" |
| #include "dbus-scope.h" |
| #include "dbus-service.h" |
| #include "dbus-unit.h" |
| #include "dbus.h" |
| #include "env-util.h" |
| #include "fd-util.h" |
| #include "fileio.h" |
| #include "format-util.h" |
| #include "install.h" |
| #include "log.h" |
| #include "manager-dump.h" |
| #include "os-util.h" |
| #include "parse-util.h" |
| #include "path-util.h" |
| #include "process-util.h" |
| #include "selinux-access.h" |
| #include "stat-util.h" |
| #include "string-util.h" |
| #include "strv.h" |
| #include "syslog-util.h" |
| #include "user-util.h" |
| #include "virt.h" |
| #include "watchdog.h" |
| |
| /* Require 16MiB free in /run/systemd for reloading/reexecing. After all we need to serialize our state |
| * there, and if we can't we'll fail badly. */ |
| #define RELOAD_DISK_SPACE_MIN (UINT64_C(16) * UINT64_C(1024) * UINT64_C(1024)) |
| |
| static UnitFileFlags unit_file_bools_to_flags(bool runtime, bool force) { |
| return (runtime ? UNIT_FILE_RUNTIME : 0) | |
| (force ? UNIT_FILE_FORCE : 0); |
| } |
| |
| BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_oom_policy, oom_policy, OOMPolicy); |
| BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_emergency_action, emergency_action, EmergencyAction); |
| |
| static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_version, "s", GIT_VERSION); |
| static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_features, "s", systemd_features); |
| static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_architecture, "s", architecture_to_string(uname_architecture())); |
| static BUS_DEFINE_PROPERTY_GET2(property_get_system_state, "s", Manager, manager_state, manager_state_to_string); |
| static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_timer_slack_nsec, "t", (uint64_t) prctl(PR_GET_TIMERSLACK)); |
| static BUS_DEFINE_PROPERTY_GET_REF(property_get_hashmap_size, "u", Hashmap *, hashmap_size); |
| static BUS_DEFINE_PROPERTY_GET_REF(property_get_set_size, "u", Set *, set_size); |
| static BUS_DEFINE_PROPERTY_GET(property_get_default_timeout_abort_usec, "t", Manager, manager_default_timeout_abort_usec); |
| static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_watchdog_device, "s", watchdog_get_device()); |
| static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_watchdog_last_ping_realtime, "t", watchdog_get_last_ping(CLOCK_REALTIME)); |
| static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_watchdog_last_ping_monotonic, "t", watchdog_get_last_ping(CLOCK_MONOTONIC)); |
| |
| static int property_get_virtualization( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Virtualization v; |
| |
| assert(bus); |
| assert(reply); |
| |
| v = detect_virtualization(); |
| |
| /* Make sure to return the empty string when we detect no virtualization, as that is the API. |
| * |
| * https://github.com/systemd/systemd/issues/1423 |
| */ |
| |
| return sd_bus_message_append( |
| reply, "s", |
| v == VIRTUALIZATION_NONE ? NULL : virtualization_to_string(v)); |
| } |
| |
| static int property_get_tainted( |
| 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 *s = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| |
| assert(bus); |
| assert(reply); |
| |
| s = manager_taint_string(m); |
| if (!s) |
| return log_oom(); |
| |
| return sd_bus_message_append(reply, "s", s); |
| } |
| |
| static int property_set_log_target( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *value, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = userdata; |
| const char *t; |
| int r; |
| |
| assert(bus); |
| assert(value); |
| |
| r = sd_bus_message_read(value, "s", &t); |
| if (r < 0) |
| return r; |
| |
| if (isempty(t)) |
| manager_restore_original_log_target(m); |
| else { |
| LogTarget target; |
| |
| target = log_target_from_string(t); |
| if (target < 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid log target '%s'", t); |
| |
| manager_override_log_target(m, target); |
| } |
| |
| return 0; |
| } |
| |
| static int property_set_log_level( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *value, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = userdata; |
| const char *t; |
| int r; |
| |
| assert(bus); |
| assert(value); |
| |
| r = sd_bus_message_read(value, "s", &t); |
| if (r < 0) |
| return r; |
| |
| if (isempty(t)) |
| manager_restore_original_log_level(m); |
| else { |
| int level; |
| |
| level = log_level_from_string(t); |
| if (level < 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid log level '%s'", t); |
| |
| manager_override_log_level(m, level); |
| } |
| |
| return 0; |
| } |
| |
| static int property_get_progress( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = ASSERT_PTR(userdata); |
| double d; |
| |
| assert(bus); |
| assert(reply); |
| |
| if (MANAGER_IS_FINISHED(m)) |
| d = 1.0; |
| else |
| d = 1.0 - ((double) hashmap_size(m->jobs) / (double) m->n_installed_jobs); |
| |
| return sd_bus_message_append(reply, "d", d); |
| } |
| |
| static int property_get_environment( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| _cleanup_strv_free_ char **l = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(bus); |
| assert(reply); |
| |
| r = manager_get_effective_environment(m, &l); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_message_append_strv(reply, l); |
| } |
| |
| static int property_get_show_status( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = ASSERT_PTR(userdata); |
| |
| assert(bus); |
| assert(reply); |
| |
| return sd_bus_message_append(reply, "b", manager_get_show_status_on(m)); |
| } |
| |
| static int property_get_runtime_watchdog( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = ASSERT_PTR(userdata); |
| |
| assert(bus); |
| assert(reply); |
| |
| return sd_bus_message_append(reply, "t", manager_get_watchdog(m, WATCHDOG_RUNTIME)); |
| } |
| |
| static int property_get_pretimeout_watchdog( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = ASSERT_PTR(userdata); |
| |
| assert(bus); |
| assert(reply); |
| |
| return sd_bus_message_append(reply, "t", manager_get_watchdog(m, WATCHDOG_PRETIMEOUT)); |
| } |
| |
| static int property_get_pretimeout_watchdog_governor( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = ASSERT_PTR(userdata); |
| |
| assert(bus); |
| assert(reply); |
| |
| return sd_bus_message_append(reply, "s", m->watchdog_pretimeout_governor); |
| } |
| |
| static int property_get_reboot_watchdog( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = ASSERT_PTR(userdata); |
| |
| assert(bus); |
| assert(reply); |
| |
| return sd_bus_message_append(reply, "t", manager_get_watchdog(m, WATCHDOG_REBOOT)); |
| } |
| |
| static int property_get_kexec_watchdog( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = ASSERT_PTR(userdata); |
| |
| assert(bus); |
| assert(reply); |
| |
| return sd_bus_message_append(reply, "t", manager_get_watchdog(m, WATCHDOG_KEXEC)); |
| } |
| |
| static int property_set_watchdog(Manager *m, WatchdogType type, sd_bus_message *value) { |
| usec_t timeout; |
| int r; |
| |
| assert(m); |
| assert(value); |
| |
| assert_cc(sizeof(usec_t) == sizeof(uint64_t)); |
| |
| r = sd_bus_message_read(value, "t", &timeout); |
| if (r < 0) |
| return r; |
| |
| manager_override_watchdog(m, type, timeout); |
| return 0; |
| } |
| |
| static int property_set_runtime_watchdog( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *value, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| return property_set_watchdog(userdata, WATCHDOG_RUNTIME, value); |
| } |
| |
| static int property_set_pretimeout_watchdog( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *value, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| return property_set_watchdog(userdata, WATCHDOG_PRETIMEOUT, value); |
| } |
| |
| static int property_set_pretimeout_watchdog_governor( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *value, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = ASSERT_PTR(userdata); |
| char *governor; |
| int r; |
| |
| r = sd_bus_message_read(value, "s", &governor); |
| if (r < 0) |
| return r; |
| if (!string_is_safe(governor)) |
| return -EINVAL; |
| |
| return manager_override_watchdog_pretimeout_governor(m, governor); |
| } |
| |
| static int property_set_reboot_watchdog( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *value, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| return property_set_watchdog(userdata, WATCHDOG_REBOOT, value); |
| } |
| |
| static int property_set_kexec_watchdog( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *value, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| _unused_ Manager *m = ASSERT_PTR(userdata); |
| |
| assert(bus); |
| assert(value); |
| |
| return property_set_watchdog(userdata, WATCHDOG_KEXEC, value); |
| } |
| |
| static int property_get_oom_score_adjust( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Manager *m = ASSERT_PTR(userdata); |
| int r, n; |
| |
| assert(bus); |
| assert(reply); |
| |
| if (m->default_oom_score_adjust_set) |
| n = m->default_oom_score_adjust; |
| else { |
| n = 0; |
| r = get_oom_score_adjust(&n); |
| if (r < 0) |
| log_debug_errno(r, "Failed to read current OOM score adjustment value, ignoring: %m"); |
| } |
| |
| return sd_bus_message_append(reply, "i", n); |
| } |
| |
| static int bus_get_unit_by_name(Manager *m, sd_bus_message *message, const char *name, Unit **ret_unit, sd_bus_error *error) { |
| Unit *u; |
| int r; |
| |
| assert(m); |
| assert(message); |
| assert(ret_unit); |
| |
| /* More or less a wrapper around manager_get_unit() that generates nice errors and has one trick up |
| * its sleeve: if the name is specified empty we use the client's unit. */ |
| |
| if (isempty(name)) { |
| _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
| pid_t pid; |
| |
| r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_creds_get_pid(creds, &pid); |
| if (r < 0) |
| return r; |
| |
| u = manager_get_unit_by_pid(m, pid); |
| if (!u) |
| return sd_bus_error_set(error, BUS_ERROR_NO_SUCH_UNIT, "Client not member of any unit."); |
| } else { |
| u = manager_get_unit(m, name); |
| if (!u) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_UNIT, "Unit %s not loaded.", name); |
| } |
| |
| *ret_unit = u; |
| return 0; |
| } |
| |
| static int bus_load_unit_by_name(Manager *m, sd_bus_message *message, const char *name, Unit **ret_unit, sd_bus_error *error) { |
| assert(m); |
| assert(message); |
| assert(ret_unit); |
| |
| /* Pretty much the same as bus_get_unit_by_name(), but we also load the unit if necessary. */ |
| |
| if (isempty(name)) |
| return bus_get_unit_by_name(m, message, name, ret_unit, error); |
| |
| return manager_load_unit(m, name, NULL, error, ret_unit); |
| } |
| |
| static int reply_unit_path(Unit *u, sd_bus_message *message, sd_bus_error *error) { |
| _cleanup_free_ char *path = NULL; |
| int r; |
| |
| assert(u); |
| assert(message); |
| |
| r = mac_selinux_unit_access_check(u, message, "status", error); |
| if (r < 0) |
| return r; |
| |
| path = unit_dbus_path(u); |
| if (!path) |
| return log_oom(); |
| |
| return sd_bus_reply_method_return(message, "o", path); |
| } |
| |
| static int method_get_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| const char *name; |
| Unit *u; |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = sd_bus_message_read(message, "s", &name); |
| if (r < 0) |
| return r; |
| |
| r = bus_get_unit_by_name(m, message, name, &u, error); |
| if (r < 0) |
| return r; |
| |
| return reply_unit_path(u, message, error); |
| } |
| |
| static int method_get_unit_by_pid(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| pid_t pid; |
| Unit *u; |
| int r; |
| |
| assert(message); |
| |
| assert_cc(sizeof(pid_t) == sizeof(uint32_t)); |
| |
| /* Anyone can call this method */ |
| |
| r = sd_bus_message_read(message, "u", &pid); |
| if (r < 0) |
| return r; |
| if (pid < 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid PID " PID_FMT, pid); |
| |
| if (pid == 0) { |
| _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
| |
| r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_creds_get_pid(creds, &pid); |
| if (r < 0) |
| return r; |
| } |
| |
| u = manager_get_unit_by_pid(m, pid); |
| if (!u) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_UNIT_FOR_PID, "PID "PID_FMT" does not belong to any loaded unit.", pid); |
| |
| return reply_unit_path(u, message, error); |
| } |
| |
| static int method_get_unit_by_invocation_id(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_free_ char *path = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| sd_id128_t id; |
| const void *a; |
| Unit *u; |
| size_t sz; |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = sd_bus_message_read_array(message, 'y', &a, &sz); |
| if (r < 0) |
| return r; |
| if (sz == 0) |
| id = SD_ID128_NULL; |
| else if (sz == 16) |
| memcpy(&id, a, sz); |
| else |
| return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid invocation ID"); |
| |
| if (sd_id128_is_null(id)) { |
| _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
| pid_t pid; |
| |
| r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_creds_get_pid(creds, &pid); |
| if (r < 0) |
| return r; |
| |
| u = manager_get_unit_by_pid(m, pid); |
| if (!u) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_UNIT, |
| "Client " PID_FMT " not member of any unit.", pid); |
| } else { |
| u = hashmap_get(m->units_by_invocation_id, &id); |
| if (!u) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_UNIT_FOR_INVOCATION_ID, "No unit with the specified invocation ID " SD_ID128_FORMAT_STR " known.", SD_ID128_FORMAT_VAL(id)); |
| } |
| |
| r = mac_selinux_unit_access_check(u, message, "status", error); |
| if (r < 0) |
| return r; |
| |
| /* So here's a special trick: the bus path we return actually references the unit by its invocation |
| * ID instead of the unit name. This means it stays valid only as long as the invocation ID stays the |
| * same. */ |
| path = unit_dbus_path_invocation_id(u); |
| if (!path) |
| return -ENOMEM; |
| |
| return sd_bus_reply_method_return(message, "o", path); |
| } |
| |
| static int method_get_unit_by_control_group(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = userdata; |
| const char *cgroup; |
| Unit *u; |
| int r; |
| |
| r = sd_bus_message_read(message, "s", &cgroup); |
| if (r < 0) |
| return r; |
| |
| u = manager_get_unit_by_cgroup(m, cgroup); |
| if (!u) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_UNIT, |
| "Control group '%s' is not valid or not managed by this instance", |
| cgroup); |
| |
| return reply_unit_path(u, message, error); |
| } |
| |
| static int method_get_unit_by_pidfd(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| _cleanup_free_ char *path = NULL; |
| int r, pidfd; |
| pid_t pid; |
| Unit *u; |
| |
| assert(message); |
| |
| r = sd_bus_message_read(message, "h", &pidfd); |
| if (r < 0) |
| return r; |
| |
| r = pidfd_get_pid(pidfd, &pid); |
| if (r < 0) |
| return sd_bus_error_set_errnof(error, r, "Failed to get PID from PIDFD: %m"); |
| |
| u = manager_get_unit_by_pid(m, pid); |
| if (!u) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_UNIT_FOR_PID, "PID "PID_FMT" does not belong to any loaded unit.", pid); |
| |
| r = mac_selinux_unit_access_check(u, message, "status", error); |
| if (r < 0) |
| return r; |
| |
| path = unit_dbus_path(u); |
| if (!path) |
| return log_oom(); |
| |
| r = sd_bus_message_new_method_return(message, &reply); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(reply, "os", path, u->id); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append_array(reply, 'y', u->invocation_id.bytes, sizeof(u->invocation_id.bytes)); |
| if (r < 0) |
| return r; |
| |
| /* Double-check that the process is still alive and that the PID did not change before returning the |
| * answer. */ |
| r = pidfd_verify_pid(pidfd, pid); |
| if (r == -ESRCH) |
| return sd_bus_error_setf(error, |
| BUS_ERROR_NO_SUCH_PROCESS, |
| "The PIDFD's PID "PID_FMT" changed during the lookup operation.", |
| pid); |
| if (r < 0) |
| return sd_bus_error_set_errnof(error, r, "Failed to get PID from PIDFD: %m"); |
| |
| return sd_bus_send(NULL, reply, NULL); |
| } |
| |
| static int method_load_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| const char *name; |
| Unit *u; |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = sd_bus_message_read(message, "s", &name); |
| if (r < 0) |
| return r; |
| |
| r = bus_load_unit_by_name(m, message, name, &u, error); |
| if (r < 0) |
| return r; |
| |
| return reply_unit_path(u, message, error); |
| } |
| |
| static int method_start_unit_generic(sd_bus_message *message, Manager *m, JobType job_type, bool reload_if_possible, sd_bus_error *error) { |
| const char *name; |
| Unit *u; |
| int r; |
| |
| assert(message); |
| assert(m); |
| |
| r = sd_bus_message_read(message, "s", &name); |
| if (r < 0) |
| return r; |
| |
| r = manager_load_unit(m, name, NULL, error, &u); |
| if (r < 0) |
| return r; |
| |
| return bus_unit_method_start_generic(message, u, job_type, reload_if_possible, error); |
| } |
| |
| static int method_start_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_start_unit_generic(message, userdata, JOB_START, /* reload_if_possible = */ false, error); |
| } |
| |
| static int method_stop_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_start_unit_generic(message, userdata, JOB_STOP, /* reload_if_possible = */ false, error); |
| } |
| |
| static int method_reload_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_start_unit_generic(message, userdata, JOB_RELOAD, /* reload_if_possible = */ false, error); |
| } |
| |
| static int method_restart_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_start_unit_generic(message, userdata, JOB_RESTART, /* reload_if_possible = */ false, error); |
| } |
| |
| static int method_try_restart_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_start_unit_generic(message, userdata, JOB_TRY_RESTART, /* reload_if_possible = */ false, error); |
| } |
| |
| static int method_reload_or_restart_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_start_unit_generic(message, userdata, JOB_RESTART, /* reload_if_possible = */ true, error); |
| } |
| |
| static int method_reload_or_try_restart_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_start_unit_generic(message, userdata, JOB_TRY_RESTART, /* reload_if_possible = */ true, error); |
| } |
| |
| typedef enum GenericUnitOperationFlags { |
| GENERIC_UNIT_LOAD = 1 << 0, /* Load if the unit is not loaded yet */ |
| GENERIC_UNIT_VALIDATE_LOADED = 1 << 1, /* Verify unit is properly loaded before forwarding call */ |
| } GenericUnitOperationFlags; |
| |
| static int method_generic_unit_operation( |
| sd_bus_message *message, |
| Manager *m, |
| sd_bus_error *error, |
| sd_bus_message_handler_t handler, |
| GenericUnitOperationFlags flags) { |
| |
| const char *name; |
| Unit *u; |
| int r; |
| |
| assert(message); |
| assert(m); |
| |
| /* Read the first argument from the command and pass the operation to the specified per-unit |
| * method. */ |
| |
| r = sd_bus_message_read(message, "s", &name); |
| if (r < 0) |
| return r; |
| |
| if (!isempty(name) && FLAGS_SET(flags, GENERIC_UNIT_LOAD)) |
| r = manager_load_unit(m, name, NULL, error, &u); |
| else |
| r = bus_get_unit_by_name(m, message, name, &u, error); |
| if (r < 0) |
| return r; |
| |
| if (FLAGS_SET(flags, GENERIC_UNIT_VALIDATE_LOADED)) { |
| r = bus_unit_validate_load_state(u, error); |
| if (r < 0) |
| return r; |
| } |
| |
| return handler(message, u, error); |
| } |
| |
| static int method_enqueue_unit_job(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* We don't bother with GENERIC_UNIT_VALIDATE_LOADED here, as the job logic validates that anyway */ |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_enqueue_job, GENERIC_UNIT_LOAD); |
| } |
| |
| static int method_start_unit_replace(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| const char *old_name; |
| Unit *u; |
| int r; |
| |
| assert(message); |
| |
| r = sd_bus_message_read(message, "s", &old_name); |
| if (r < 0) |
| return r; |
| |
| r = bus_get_unit_by_name(m, message, old_name, &u, error); |
| if (r < 0) |
| return r; |
| if (!u->job || u->job->type != JOB_START) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_JOB, "No job queued for unit %s", old_name); |
| |
| return method_start_unit_generic(message, m, JOB_START, /* reload_if_possible = */ false, error); |
| } |
| |
| static int method_kill_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* We don't bother with GENERIC_UNIT_LOAD nor GENERIC_UNIT_VALIDATE_LOADED here, as it shouldn't |
| * matter whether a unit is loaded for killing any processes possibly in the unit's cgroup. */ |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_kill, 0); |
| } |
| |
| static int method_clean_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* Load the unit if necessary, in order to load it, and insist on the unit being loaded to be |
| * cleaned */ |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_clean, GENERIC_UNIT_LOAD|GENERIC_UNIT_VALIDATE_LOADED); |
| } |
| |
| static int method_freeze_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_freeze, 0); |
| } |
| |
| static int method_thaw_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_thaw, 0); |
| } |
| |
| static int method_reset_failed_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* Don't load the unit (because unloaded units can't be in failed state), and don't insist on the |
| * unit to be loaded properly (since a failed unit might have its unit file disappeared) */ |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_reset_failed, 0); |
| } |
| |
| static int method_set_unit_properties(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* Only change properties on fully loaded units, and load them in order to set properties */ |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_set_properties, GENERIC_UNIT_LOAD|GENERIC_UNIT_VALIDATE_LOADED); |
| } |
| |
| static int method_bind_mount_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* Only add mounts on fully loaded units */ |
| return method_generic_unit_operation(message, userdata, error, bus_service_method_bind_mount, GENERIC_UNIT_VALIDATE_LOADED); |
| } |
| |
| static int method_mount_image_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* Only add mounts on fully loaded units */ |
| return method_generic_unit_operation(message, userdata, error, bus_service_method_mount_image, GENERIC_UNIT_VALIDATE_LOADED); |
| } |
| |
| static int method_ref_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* Only allow reffing of fully loaded units, and make sure reffing a unit loads it. */ |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_ref, GENERIC_UNIT_LOAD|GENERIC_UNIT_VALIDATE_LOADED); |
| } |
| |
| static int method_unref_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* Dropping a ref OTOH should not require the unit to still be loaded. And since a reffed unit is a |
| * loaded unit there's no need to load the unit for unreffing it. */ |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_unref, 0); |
| } |
| |
| static int reply_unit_info(sd_bus_message *reply, Unit *u) { |
| _cleanup_free_ char *unit_path = NULL, *job_path = NULL; |
| Unit *following; |
| |
| following = unit_following(u); |
| |
| unit_path = unit_dbus_path(u); |
| if (!unit_path) |
| return -ENOMEM; |
| |
| if (u->job) { |
| job_path = job_dbus_path(u->job); |
| if (!job_path) |
| return -ENOMEM; |
| } |
| |
| return sd_bus_message_append( |
| reply, "(ssssssouso)", |
| u->id, |
| unit_description(u), |
| unit_load_state_to_string(u->load_state), |
| unit_active_state_to_string(unit_active_state(u)), |
| unit_sub_state_to_string(u), |
| following ? following->id : "", |
| unit_path, |
| u->job ? u->job->id : 0, |
| u->job ? job_type_to_string(u->job->type) : "", |
| empty_to_root(job_path)); |
| } |
| |
| static int method_list_units_by_names(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| _cleanup_strv_free_ char **units = NULL; |
| |
| assert(message); |
| |
| r = sd_bus_message_read_strv(message, &units); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_new_method_return(message, &reply); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_open_container(reply, 'a', "(ssssssouso)"); |
| if (r < 0) |
| return r; |
| |
| STRV_FOREACH(unit, units) { |
| Unit *u; |
| |
| if (!unit_name_is_valid(*unit, UNIT_NAME_ANY)) |
| continue; |
| |
| r = bus_load_unit_by_name(m, message, *unit, &u, error); |
| if (r < 0) |
| return r; |
| |
| r = reply_unit_info(reply, u); |
| if (r < 0) |
| return r; |
| } |
| |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_send(NULL, reply, NULL); |
| } |
| |
| static int method_get_unit_processes(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* Don't load a unit (since it won't have any processes if it's not loaded), but don't insist on the |
| * unit being loaded (because even improperly loaded units might still have processes around */ |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_get_processes, 0); |
| } |
| |
| static int method_attach_processes_to_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| /* Don't allow attaching new processes to units that aren't loaded. Don't bother with loading a unit |
| * for this purpose though, as an unloaded unit is a stopped unit, and we don't allow attaching |
| * processes to stopped units anyway. */ |
| return method_generic_unit_operation(message, userdata, error, bus_unit_method_attach_processes, GENERIC_UNIT_VALIDATE_LOADED); |
| } |
| |
| static int transient_unit_from_message( |
| Manager *m, |
| sd_bus_message *message, |
| const char *name, |
| Unit **unit, |
| sd_bus_error *error) { |
| |
| UnitType t; |
| Unit *u; |
| int r; |
| |
| assert(m); |
| assert(message); |
| assert(name); |
| |
| t = unit_name_to_type(name); |
| if (t < 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Invalid unit name or type."); |
| |
| if (!unit_vtable[t]->can_transient) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Unit type %s does not support transient units.", |
| unit_type_to_string(t)); |
| |
| r = manager_load_unit(m, name, NULL, error, &u); |
| if (r < 0) |
| return r; |
| |
| if (!unit_is_pristine(u)) |
| return sd_bus_error_setf(error, BUS_ERROR_UNIT_EXISTS, |
| "Unit %s was already loaded or has a fragment file.", name); |
| |
| /* OK, the unit failed to load and is unreferenced, now let's |
| * fill in the transient data instead */ |
| r = unit_make_transient(u); |
| if (r < 0) |
| return r; |
| |
| /* Set our properties */ |
| r = bus_unit_set_properties(u, message, UNIT_RUNTIME, false, error); |
| if (r < 0) |
| return r; |
| |
| /* If the client asked for it, automatically add a reference to this unit. */ |
| if (u->bus_track_add) { |
| r = bus_unit_track_add_sender(u, message); |
| if (r < 0) |
| return log_error_errno(r, "Failed to watch sender: %m"); |
| } |
| |
| /* Now load the missing bits of the unit we just created */ |
| unit_add_to_load_queue(u); |
| manager_dispatch_load_queue(m); |
| |
| *unit = u; |
| |
| return 0; |
| } |
| |
| static int transient_aux_units_from_message( |
| Manager *m, |
| sd_bus_message *message, |
| sd_bus_error *error) { |
| |
| int r; |
| |
| assert(m); |
| assert(message); |
| |
| r = sd_bus_message_enter_container(message, 'a', "(sa(sv))"); |
| if (r < 0) |
| return r; |
| |
| while ((r = sd_bus_message_enter_container(message, 'r', "sa(sv)")) > 0) { |
| const char *name = NULL; |
| Unit *u; |
| |
| r = sd_bus_message_read(message, "s", &name); |
| if (r < 0) |
| return r; |
| |
| r = transient_unit_from_message(m, message, name, &u, error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| } |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_exit_container(message); |
| if (r < 0) |
| return r; |
| |
| return 0; |
| } |
| |
| static int method_start_transient_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| const char *name, *smode; |
| Manager *m = ASSERT_PTR(userdata); |
| JobMode mode; |
| Unit *u; |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "start", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read(message, "ss", &name, &smode); |
| if (r < 0) |
| return r; |
| |
| mode = job_mode_from_string(smode); |
| if (mode < 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Job mode %s is invalid.", smode); |
| |
| r = bus_verify_manage_units_async(m, 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 */ |
| |
| r = transient_unit_from_message(m, message, name, &u, error); |
| if (r < 0) |
| return r; |
| |
| r = transient_aux_units_from_message(m, message, error); |
| if (r < 0) |
| return r; |
| |
| /* Finally, start it */ |
| return bus_unit_queue_job(message, u, JOB_START, mode, 0, error); |
| } |
| |
| static int method_get_job(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_free_ char *path = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| uint32_t id; |
| Job *j; |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = sd_bus_message_read(message, "u", &id); |
| if (r < 0) |
| return r; |
| |
| j = manager_get_job(m, id); |
| if (!j) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_JOB, "Job %u does not exist.", (unsigned) id); |
| |
| r = mac_selinux_unit_access_check(j->unit, message, "status", error); |
| if (r < 0) |
| return r; |
| |
| path = job_dbus_path(j); |
| if (!path) |
| return -ENOMEM; |
| |
| return sd_bus_reply_method_return(message, "o", path); |
| } |
| |
| static int method_cancel_job(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| uint32_t id; |
| Job *j; |
| int r; |
| |
| assert(message); |
| |
| r = sd_bus_message_read(message, "u", &id); |
| if (r < 0) |
| return r; |
| |
| j = manager_get_job(m, id); |
| if (!j) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_JOB, "Job %u does not exist.", (unsigned) id); |
| |
| return bus_job_method_cancel(message, j, error); |
| } |
| |
| static int method_clear_jobs(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "reload", error); |
| if (r < 0) |
| return r; |
| |
| r = bus_verify_manage_units_async(m, 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 */ |
| |
| manager_clear_jobs(m); |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_reset_failed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "reload", error); |
| if (r < 0) |
| return r; |
| |
| r = bus_verify_manage_units_async(m, 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 */ |
| |
| manager_reset_failed(m); |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int list_units_filtered(sd_bus_message *message, void *userdata, sd_bus_error *error, char **states, char **patterns) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| const char *k; |
| Unit *u; |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = mac_selinux_access_check(message, "status", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_new_method_return(message, &reply); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_open_container(reply, 'a', "(ssssssouso)"); |
| if (r < 0) |
| return r; |
| |
| HASHMAP_FOREACH_KEY(u, k, m->units) { |
| if (k != u->id) |
| continue; |
| |
| if (!strv_isempty(states) && |
| !strv_contains(states, unit_load_state_to_string(u->load_state)) && |
| !strv_contains(states, unit_active_state_to_string(unit_active_state(u))) && |
| !strv_contains(states, unit_sub_state_to_string(u))) |
| continue; |
| |
| if (!strv_isempty(patterns) && |
| !strv_fnmatch_or_empty(patterns, u->id, FNM_NOESCAPE)) |
| continue; |
| |
| r = reply_unit_info(reply, u); |
| if (r < 0) |
| return r; |
| } |
| |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_send(NULL, reply, NULL); |
| } |
| |
| static int method_list_units(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return list_units_filtered(message, userdata, error, NULL, NULL); |
| } |
| |
| static int method_list_units_filtered(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_strv_free_ char **states = NULL; |
| int r; |
| |
| r = sd_bus_message_read_strv(message, &states); |
| if (r < 0) |
| return r; |
| |
| return list_units_filtered(message, userdata, error, states, NULL); |
| } |
| |
| static int method_list_units_by_patterns(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_strv_free_ char **states = NULL; |
| _cleanup_strv_free_ char **patterns = NULL; |
| int r; |
| |
| r = sd_bus_message_read_strv(message, &states); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_strv(message, &patterns); |
| if (r < 0) |
| return r; |
| |
| return list_units_filtered(message, userdata, error, states, patterns); |
| } |
| |
| static int method_list_jobs(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| Job *j; |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = mac_selinux_access_check(message, "status", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_new_method_return(message, &reply); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_open_container(reply, 'a', "(usssoo)"); |
| if (r < 0) |
| return r; |
| |
| HASHMAP_FOREACH(j, m->jobs) { |
| _cleanup_free_ char *unit_path = NULL, *job_path = NULL; |
| |
| job_path = job_dbus_path(j); |
| if (!job_path) |
| return -ENOMEM; |
| |
| unit_path = unit_dbus_path(j->unit); |
| if (!unit_path) |
| return -ENOMEM; |
| |
| r = sd_bus_message_append( |
| reply, "(usssoo)", |
| j->id, |
| j->unit->id, |
| job_type_to_string(j->type), |
| job_state_to_string(j->state), |
| job_path, |
| unit_path); |
| if (r < 0) |
| return r; |
| } |
| |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_send(NULL, reply, NULL); |
| } |
| |
| static int method_subscribe(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = mac_selinux_access_check(message, "status", error); |
| if (r < 0) |
| return r; |
| |
| if (sd_bus_message_get_bus(message) == m->api_bus) { |
| |
| /* Note that direct bus connection subscribe by |
| * default, we only track peers on the API bus here */ |
| |
| if (!m->subscribed) { |
| r = sd_bus_track_new(sd_bus_message_get_bus(message), &m->subscribed, NULL, NULL); |
| if (r < 0) |
| return r; |
| } |
| |
| r = sd_bus_track_add_sender(m->subscribed, message); |
| if (r < 0) |
| return r; |
| if (r == 0) |
| return sd_bus_error_set(error, BUS_ERROR_ALREADY_SUBSCRIBED, "Client is already subscribed."); |
| } |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_unsubscribe(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = mac_selinux_access_check(message, "status", error); |
| if (r < 0) |
| return r; |
| |
| if (sd_bus_message_get_bus(message) == m->api_bus) { |
| r = sd_bus_track_remove_sender(m->subscribed, message); |
| if (r < 0) |
| return r; |
| if (r == 0) |
| return sd_bus_error_set(error, BUS_ERROR_NOT_SUBSCRIBED, "Client is not subscribed."); |
| } |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int dump_impl( |
| sd_bus_message *message, |
| void *userdata, |
| sd_bus_error *error, |
| char **patterns, |
| int (*reply)(sd_bus_message *, char *)) { |
| |
| _cleanup_free_ char *dump = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = mac_selinux_access_check(message, "status", error); |
| if (r < 0) |
| return r; |
| |
| r = manager_get_dump_string(m, patterns, &dump); |
| if (r < 0) |
| return r; |
| |
| return reply(message, dump); |
| } |
| |
| static int reply_dump(sd_bus_message *message, char *dump) { |
| return sd_bus_reply_method_return(message, "s", dump); |
| } |
| |
| static int method_dump(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return dump_impl(message, userdata, error, NULL, reply_dump); |
| } |
| |
| static int reply_dump_by_fd(sd_bus_message *message, char *dump) { |
| _cleanup_close_ int fd = -EBADF; |
| |
| fd = acquire_data_fd(dump, strlen(dump), 0); |
| if (fd < 0) |
| return fd; |
| |
| return sd_bus_reply_method_return(message, "h", fd); |
| } |
| |
| static int method_dump_by_fd(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return dump_impl(message, userdata, error, NULL, reply_dump_by_fd); |
| } |
| |
| static int dump_units_matching_patterns( |
| sd_bus_message *message, |
| void *userdata, |
| sd_bus_error *error, |
| int (*reply)(sd_bus_message *, char *)) { |
| _cleanup_strv_free_ char **patterns = NULL; |
| int r; |
| |
| r = sd_bus_message_read_strv(message, &patterns); |
| if (r < 0) |
| return r; |
| |
| return dump_impl(message, userdata, error, patterns, reply); |
| } |
| |
| static int method_dump_units_matching_patterns(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return dump_units_matching_patterns(message, userdata, error, reply_dump); |
| } |
| |
| static int method_dump_units_matching_patterns_by_fd(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return dump_units_matching_patterns(message, userdata, error, reply_dump_by_fd); |
| } |
| |
| static int method_refuse_snapshot(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return sd_bus_error_set(error, SD_BUS_ERROR_NOT_SUPPORTED, "Support for snapshots has been removed."); |
| } |
| |
| static int verify_run_space(const char *message, sd_bus_error *error) { |
| struct statvfs svfs; |
| uint64_t available; |
| |
| if (statvfs("/run/systemd", &svfs) < 0) |
| return sd_bus_error_set_errnof(error, errno, "Failed to statvfs(/run/systemd): %m"); |
| |
| available = (uint64_t) svfs.f_bfree * (uint64_t) svfs.f_bsize; |
| |
| if (available < RELOAD_DISK_SPACE_MIN) |
| return sd_bus_error_setf(error, |
| BUS_ERROR_DISK_FULL, |
| "%s, not enough space available on /run/systemd. " |
| "Currently, %s are free, but a safety buffer of %s is enforced.", |
| message, |
| FORMAT_BYTES(available), |
| FORMAT_BYTES(RELOAD_DISK_SPACE_MIN)); |
| |
| return 0; |
| } |
| |
| int verify_run_space_and_log(const char *message) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| int r; |
| |
| r = verify_run_space(message, &error); |
| if (r < 0) |
| return log_error_errno(r, "%s", bus_error_message(&error, r)); |
| |
| return 0; |
| } |
| |
| static void log_caller(sd_bus_message *message, Manager *manager, const char *method) { |
| _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
| const char *comm = NULL; |
| Unit *caller; |
| pid_t pid; |
| |
| assert(message); |
| assert(manager); |
| assert(method); |
| |
| if (sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID|SD_BUS_CREDS_AUGMENT|SD_BUS_CREDS_COMM, &creds) < 0) |
| return; |
| |
| /* We need at least the PID, otherwise there's nothing to log, the rest is optional */ |
| if (sd_bus_creds_get_pid(creds, &pid) < 0) |
| return; |
| |
| (void) sd_bus_creds_get_comm(creds, &comm); |
| caller = manager_get_unit_by_pid(manager, pid); |
| |
| log_info("%s requested from client PID " PID_FMT "%s%s%s%s%s%s...", |
| method, pid, |
| comm ? " ('" : "", strempty(comm), comm ? "')" : "", |
| caller ? " (unit " : "", caller ? caller->id : "", caller ? ")" : ""); |
| } |
| |
| static int method_reload(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = verify_run_space("Refusing to reload", error); |
| if (r < 0) |
| return r; |
| |
| r = mac_selinux_access_check(message, "reload", error); |
| if (r < 0) |
| return r; |
| |
| r = bus_verify_reload_daemon_async(m, 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 */ |
| |
| /* Write a log message noting the unit or process who requested the Reload() */ |
| log_caller(message, m, "Reloading"); |
| |
| /* Check the rate limit after the authorization succeeds, to avoid denial-of-service issues. */ |
| if (!ratelimit_below(&m->reload_ratelimit)) { |
| log_warning("Reloading request rejected due to rate limit."); |
| return sd_bus_error_setf(error, |
| SD_BUS_ERROR_LIMITS_EXCEEDED, |
| "Reload() request rejected due to rate limit."); |
| } |
| |
| /* Instead of sending the reply back right away, we just |
| * remember that we need to and then send it after the reload |
| * is finished. That way the caller knows when the reload |
| * finished. */ |
| |
| assert(!m->pending_reload_message); |
| r = sd_bus_message_new_method_return(message, &m->pending_reload_message); |
| if (r < 0) |
| return r; |
| |
| m->objective = MANAGER_RELOAD; |
| |
| return 1; |
| } |
| |
| static int method_reexecute(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = verify_run_space("Refusing to reexecute", error); |
| if (r < 0) |
| return r; |
| |
| r = mac_selinux_access_check(message, "reload", error); |
| if (r < 0) |
| return r; |
| |
| r = bus_verify_reload_daemon_async(m, 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 */ |
| |
| /* Write a log message noting the unit or process who requested the Reexecute() */ |
| log_caller(message, m, "Reexecuting"); |
| |
| /* We don't send a reply back here, the client should |
| * just wait for us disconnecting. */ |
| |
| m->objective = MANAGER_REEXECUTE; |
| return 1; |
| } |
| |
| static int method_exit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "halt", error); |
| if (r < 0) |
| return r; |
| |
| /* Exit() (in contrast to SetExitCode()) is actually allowed even if |
| * we are running on the host. It will fall back on reboot() in |
| * systemd-shutdown if it cannot do the exit() because it isn't a |
| * container. */ |
| |
| m->objective = MANAGER_EXIT; |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_reboot(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "reboot", error); |
| if (r < 0) |
| return r; |
| |
| if (!MANAGER_IS_SYSTEM(m)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, |
| "Reboot is only supported for system managers."); |
| |
| m->objective = MANAGER_REBOOT; |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_poweroff(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "halt", error); |
| if (r < 0) |
| return r; |
| |
| if (!MANAGER_IS_SYSTEM(m)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, |
| "Powering off is only supported for system managers."); |
| |
| m->objective = MANAGER_POWEROFF; |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_halt(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "halt", error); |
| if (r < 0) |
| return r; |
| |
| if (!MANAGER_IS_SYSTEM(m)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, |
| "Halt is only supported for system managers."); |
| |
| m->objective = MANAGER_HALT; |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_kexec(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "reboot", error); |
| if (r < 0) |
| return r; |
| |
| if (!MANAGER_IS_SYSTEM(m)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, |
| "KExec is only supported for system managers."); |
| |
| m->objective = MANAGER_KEXEC; |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_switch_root(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_free_ char *ri = NULL, *rt = NULL; |
| const char *root, *init; |
| Manager *m = ASSERT_PTR(userdata); |
| struct statvfs svfs; |
| uint64_t available; |
| int r; |
| |
| assert(message); |
| |
| if (statvfs("/run/systemd", &svfs) < 0) |
| return sd_bus_error_set_errnof(error, errno, "Failed to statvfs(/run/systemd): %m"); |
| |
| available = (uint64_t) svfs.f_bfree * (uint64_t) svfs.f_bsize; |
| |
| if (available < RELOAD_DISK_SPACE_MIN) |
| log_warning("Dangerously low amount of free space on /run/systemd, root switching might fail.\n" |
| "Currently, %s are free, but %s are suggested. Proceeding anyway.", |
| FORMAT_BYTES(available), |
| FORMAT_BYTES(RELOAD_DISK_SPACE_MIN)); |
| |
| r = mac_selinux_access_check(message, "reboot", error); |
| if (r < 0) |
| return r; |
| |
| if (!MANAGER_IS_SYSTEM(m)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, |
| "Root switching is only supported by system manager."); |
| |
| r = sd_bus_message_read(message, "ss", &root, &init); |
| if (r < 0) |
| return r; |
| |
| if (!path_is_valid(root)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "New root directory must be a valid path."); |
| if (!path_is_absolute(root)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "New root path '%s' is not absolute.", root); |
| if (path_equal(root, "/")) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "New root directory cannot be the old root directory."); |
| |
| /* Safety check */ |
| if (isempty(init)) { |
| r = path_is_os_tree(root); |
| if (r < 0) |
| return sd_bus_error_set_errnof(error, r, |
| "Failed to determine whether root path '%s' contains an OS tree: %m", |
| root); |
| if (r == 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Specified switch root path '%s' does not seem to be an OS tree. os-release file is missing.", |
| root); |
| } else { |
| if (!path_is_valid(init)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Path to init binary '%s' is not a valid path.", init); |
| |
| if (!path_is_absolute(init)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Path to init binary '%s' not absolute.", init); |
| |
| r = chase_symlinks_and_access(init, root, CHASE_PREFIX_ROOT, X_OK, NULL, NULL); |
| if (r == -EACCES) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Init binary %s is not executable.", init); |
| if (r < 0) |
| return sd_bus_error_set_errnof(error, r, |
| "Could not resolve init executable %s: %m", init); |
| } |
| |
| rt = strdup(root); |
| if (!rt) |
| return -ENOMEM; |
| |
| if (!isempty(init)) { |
| ri = strdup(init); |
| if (!ri) |
| return -ENOMEM; |
| } |
| |
| free_and_replace(m->switch_root, rt); |
| free_and_replace(m->switch_root_init, ri); |
| |
| m->objective = MANAGER_SWITCH_ROOT; |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_set_environment(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_strv_free_ char **plus = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "reload", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_strv(message, &plus); |
| if (r < 0) |
| return r; |
| if (!strv_env_is_valid(plus)) |
| return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment assignments"); |
| |
| r = bus_verify_set_environment_async(m, 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 */ |
| |
| r = manager_client_environment_modify(m, NULL, plus); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_unset_environment(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_strv_free_ char **minus = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "reload", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_strv(message, &minus); |
| if (r < 0) |
| return r; |
| |
| if (!strv_env_name_or_assignment_is_valid(minus)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Invalid environment variable names or assignments"); |
| |
| r = bus_verify_set_environment_async(m, 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 */ |
| |
| r = manager_client_environment_modify(m, minus, NULL); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_unset_and_set_environment(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_strv_free_ char **minus = NULL, **plus = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "reload", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_strv(message, &minus); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_strv(message, &plus); |
| if (r < 0) |
| return r; |
| |
| if (!strv_env_name_or_assignment_is_valid(minus)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Invalid environment variable names or assignments"); |
| if (!strv_env_is_valid(plus)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Invalid environment assignments"); |
| |
| r = bus_verify_set_environment_async(m, 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 */ |
| |
| r = manager_client_environment_modify(m, minus, plus); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_set_exit_code(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| uint8_t code; |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "exit", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_basic(message, 'y', &code); |
| if (r < 0) |
| return r; |
| |
| if (MANAGER_IS_SYSTEM(m) && detect_container() <= 0) |
| return sd_bus_error_set(error, SD_BUS_ERROR_NOT_SUPPORTED, "ExitCode can only be set for user service managers or in containers."); |
| |
| m->return_value = code; |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| static int method_lookup_dynamic_user_by_name(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| const char *name; |
| uid_t uid; |
| int r; |
| |
| assert(message); |
| |
| r = sd_bus_message_read_basic(message, 's', &name); |
| if (r < 0) |
| return r; |
| |
| if (!MANAGER_IS_SYSTEM(m)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, |
| "Dynamic users are only supported in the system instance."); |
| if (!valid_user_group_name(name, VALID_USER_RELAX)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "User name invalid: %s", name); |
| |
| r = dynamic_user_lookup_name(m, name, &uid); |
| if (r == -ESRCH) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_DYNAMIC_USER, |
| "Dynamic user %s does not exist.", name); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_reply_method_return(message, "u", (uint32_t) uid); |
| } |
| |
| static int method_lookup_dynamic_user_by_uid(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_free_ char *name = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| uid_t uid; |
| int r; |
| |
| assert(message); |
| |
| assert_cc(sizeof(uid_t) == sizeof(uint32_t)); |
| r = sd_bus_message_read_basic(message, 'u', &uid); |
| if (r < 0) |
| return r; |
| |
| if (!MANAGER_IS_SYSTEM(m)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, |
| "Dynamic users are only supported in the system instance."); |
| if (!uid_is_valid(uid)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "User ID invalid: " UID_FMT, uid); |
| |
| r = dynamic_user_lookup_uid(m, uid, &name); |
| if (r == -ESRCH) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_DYNAMIC_USER, |
| "Dynamic user ID " UID_FMT " does not exist.", uid); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_reply_method_return(message, "s", name); |
| } |
| |
| static int method_get_dynamic_users(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| DynamicUser *d; |
| int r; |
| |
| assert(message); |
| |
| assert_cc(sizeof(uid_t) == sizeof(uint32_t)); |
| |
| if (!MANAGER_IS_SYSTEM(m)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, |
| "Dynamic users are only supported in the system instance."); |
| |
| r = sd_bus_message_new_method_return(message, &reply); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_open_container(reply, 'a', "(us)"); |
| if (r < 0) |
| return r; |
| |
| HASHMAP_FOREACH(d, m->dynamic_users) { |
| uid_t uid; |
| |
| r = dynamic_user_current(d, &uid); |
| if (r == -EAGAIN) /* not realized yet? */ |
| continue; |
| if (r < 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_FAILED, |
| "Failed to look up a dynamic user."); |
| |
| r = sd_bus_message_append(reply, "(us)", uid, d->name); |
| if (r < 0) |
| return r; |
| } |
| |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_send(NULL, reply, NULL); |
| } |
| |
| static int method_enqueue_marked_jobs(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "start", error); |
| if (r < 0) |
| return r; |
| |
| r = bus_verify_manage_units_async(m, 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 */ |
| |
| log_info("Queuing reload/restart jobs for marked units%s", special_glyph(SPECIAL_GLYPH_ELLIPSIS)); |
| |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| r = sd_bus_message_new_method_return(message, &reply); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_open_container(reply, 'a', "o"); |
| if (r < 0) |
| return r; |
| |
| Unit *u; |
| char *k; |
| int ret = 0; |
| HASHMAP_FOREACH_KEY(u, k, m->units) { |
| /* ignore aliases */ |
| if (u->id != k) |
| continue; |
| |
| BusUnitQueueFlags flags; |
| if (FLAGS_SET(u->markers, 1u << UNIT_MARKER_NEEDS_RESTART)) |
| flags = 0; |
| else if (FLAGS_SET(u->markers, 1u << UNIT_MARKER_NEEDS_RELOAD)) |
| flags = BUS_UNIT_QUEUE_RELOAD_IF_POSSIBLE; |
| else |
| continue; |
| |
| r = mac_selinux_unit_access_check(u, message, "start", error); |
| if (r >= 0) |
| r = bus_unit_queue_job_one(message, u, |
| JOB_TRY_RESTART, JOB_FAIL, flags, |
| reply, error); |
| if (r < 0) { |
| if (ERRNO_IS_RESOURCE(r)) |
| return r; |
| if (ret >= 0) |
| ret = r; |
| sd_bus_error_free(error); |
| } |
| } |
| |
| if (ret < 0) |
| return sd_bus_error_set_errnof(error, ret, |
| "Failed to enqueue some jobs, see logs for details: %m"); |
| |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_send(NULL, reply, NULL); |
| } |
| |
| static int list_unit_files_by_patterns(sd_bus_message *message, void *userdata, sd_bus_error *error, char **states, char **patterns) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| UnitFileList *item; |
| Hashmap *h; |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = mac_selinux_access_check(message, "status", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_new_method_return(message, &reply); |
| if (r < 0) |
| return r; |
| |
| h = hashmap_new(&string_hash_ops); |
| if (!h) |
| return -ENOMEM; |
| |
| r = unit_file_get_list(m->unit_file_scope, NULL, h, states, patterns); |
| if (r < 0) |
| goto fail; |
| |
| r = sd_bus_message_open_container(reply, 'a', "(ss)"); |
| if (r < 0) |
| goto fail; |
| |
| HASHMAP_FOREACH(item, h) { |
| |
| r = sd_bus_message_append(reply, "(ss)", item->path, unit_file_state_to_string(item->state)); |
| if (r < 0) |
| goto fail; |
| } |
| |
| unit_file_list_free(h); |
| |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_send(NULL, reply, NULL); |
| |
| fail: |
| unit_file_list_free(h); |
| return r; |
| } |
| |
| static int method_list_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return list_unit_files_by_patterns(message, userdata, error, NULL, NULL); |
| } |
| |
| static int method_list_unit_files_by_patterns(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_strv_free_ char **states = NULL; |
| _cleanup_strv_free_ char **patterns = NULL; |
| int r; |
| |
| r = sd_bus_message_read_strv(message, &states); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_strv(message, &patterns); |
| if (r < 0) |
| return r; |
| |
| return list_unit_files_by_patterns(message, userdata, error, states, patterns); |
| } |
| |
| static int method_get_unit_file_state(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| const char *name; |
| UnitFileState state; |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = mac_selinux_access_check(message, "status", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read(message, "s", &name); |
| if (r < 0) |
| return r; |
| |
| r = unit_file_get_state(m->unit_file_scope, NULL, name, &state); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_reply_method_return(message, "s", unit_file_state_to_string(state)); |
| } |
| |
| static int method_get_default_target(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_free_ char *default_target = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| /* Anyone can call this method */ |
| |
| r = mac_selinux_access_check(message, "status", error); |
| if (r < 0) |
| return r; |
| |
| r = unit_file_get_default(m->unit_file_scope, NULL, &default_target); |
| if (r == -ERFKILL) |
| sd_bus_error_setf(error, BUS_ERROR_UNIT_MASKED, "Unit file is masked."); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_reply_method_return(message, "s", default_target); |
| } |
| |
| static int send_unit_files_changed(sd_bus *bus, void *userdata) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL; |
| int r; |
| |
| assert(bus); |
| |
| r = sd_bus_message_new_signal(bus, &message, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "UnitFilesChanged"); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_send(bus, message, NULL); |
| } |
| |
| /* Create an error reply, using the error information from changes[] |
| * if possible, and fall back to generating an error from error code c. |
| * The error message only describes the first error. |
| */ |
| static int install_error( |
| sd_bus_error *error, |
| int c, |
| InstallChange *changes, |
| size_t n_changes) { |
| |
| int r; |
| |
| for (size_t i = 0; i < n_changes; i++) |
| |
| /* When making changes here, make sure to also change install_changes_dump() in install.c. */ |
| |
| switch (changes[i].type) { |
| case 0 ... _INSTALL_CHANGE_TYPE_MAX: /* not errors */ |
| break; |
| |
| case -EEXIST: |
| if (changes[i].source) |
| r = sd_bus_error_setf(error, BUS_ERROR_UNIT_EXISTS, |
| "File %s already exists and is a symlink to %s.", |
| changes[i].path, changes[i].source); |
| else |
| r = sd_bus_error_setf(error, BUS_ERROR_UNIT_EXISTS, |
| "File %s already exists.", |
| changes[i].path); |
| goto found; |
| |
| case -ERFKILL: |
| r = sd_bus_error_setf(error, BUS_ERROR_UNIT_MASKED, |
| "Unit file %s is masked.", changes[i].path); |
| goto found; |
| |
| case -EADDRNOTAVAIL: |
| r = sd_bus_error_setf(error, BUS_ERROR_UNIT_GENERATED, |
| "Unit %s is transient or generated.", changes[i].path); |
| goto found; |
| |
| case -ETXTBSY: |
| r = sd_bus_error_setf(error, BUS_ERROR_UNIT_BAD_PATH, |
| "File %s is under the systemd unit hierarchy already.", changes[i].path); |
| goto found; |
| |
| case -EBADSLT: |
| r = sd_bus_error_setf(error, BUS_ERROR_BAD_UNIT_SETTING, |
| "Invalid specifier in %s.", changes[i].path); |
| goto found; |
| |
| case -EIDRM: |
| r = sd_bus_error_setf(error, BUS_ERROR_BAD_UNIT_SETTING, |
| "Destination unit %s is a non-template unit.", changes[i].path); |
| goto found; |
| |
| case -EUCLEAN: |
| r = sd_bus_error_setf(error, BUS_ERROR_BAD_UNIT_SETTING, |
| "\"%s\" is not a valid unit name.", |
| changes[i].path); |
| goto found; |
| |
| case -ELOOP: |
| r = sd_bus_error_setf(error, BUS_ERROR_UNIT_LINKED, |
| "Refusing to operate on alias name or linked unit file: %s", |
| changes[i].path); |
| goto found; |
| |
| case -EXDEV: |
| if (changes[i].source) |
| r = sd_bus_error_setf(error, BUS_ERROR_BAD_UNIT_SETTING, |
| "Cannot alias %s as %s.", |
| changes[i].source, changes[i].path); |
| else |
| r = sd_bus_error_setf(error, BUS_ERROR_BAD_UNIT_SETTING, |
| "Invalid unit reference %s.", changes[i].path); |
| goto found; |
| |
| case -ENOENT: |
| r = sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_UNIT, |
| "Unit file %s does not exist.", changes[i].path); |
| goto found; |
| |
| case -EUNATCH: |
| r = sd_bus_error_setf(error, BUS_ERROR_BAD_UNIT_SETTING, |
| "Cannot resolve specifiers in %s.", changes[i].path); |
| goto found; |
| |
| default: |
| assert(changes[i].type < 0); /* other errors */ |
| r = sd_bus_error_set_errnof(error, changes[i].type, "File %s: %m", changes[i].path); |
| goto found; |
| } |
| |
| r = c < 0 ? c : -EINVAL; |
| |
| found: |
| install_changes_free(changes, n_changes); |
| return r; |
| } |
| |
| static int reply_install_changes_and_free( |
| Manager *m, |
| sd_bus_message *message, |
| int carries_install_info, |
| InstallChange *changes, |
| size_t n_changes, |
| sd_bus_error *error) { |
| |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| bool bad = false, good = false; |
| int r; |
| |
| if (install_changes_have_modification(changes, n_changes)) { |
| r = bus_foreach_bus(m, NULL, send_unit_files_changed, NULL); |
| if (r < 0) |
| log_debug_errno(r, "Failed to send UnitFilesChanged signal: %m"); |
| } |
| |
| r = sd_bus_message_new_method_return(message, &reply); |
| if (r < 0) |
| goto fail; |
| |
| if (carries_install_info >= 0) { |
| r = sd_bus_message_append(reply, "b", carries_install_info); |
| if (r < 0) |
| goto fail; |
| } |
| |
| r = sd_bus_message_open_container(reply, 'a', "(sss)"); |
| if (r < 0) |
| goto fail; |
| |
| for (size_t i = 0; i < n_changes; i++) { |
| |
| if (changes[i].type < 0) { |
| bad = true; |
| continue; |
| } |
| |
| r = sd_bus_message_append( |
| reply, "(sss)", |
| install_change_type_to_string(changes[i].type), |
| changes[i].path, |
| changes[i].source); |
| if (r < 0) |
| goto fail; |
| |
| good = true; |
| } |
| |
| /* If there was a failed change, and no successful change, then return the first failure as proper |
| * method call error. */ |
| if (bad && !good) |
| return install_error(error, 0, changes, n_changes); |
| |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| goto fail; |
| |
| install_changes_free(changes, n_changes); |
| return sd_bus_send(NULL, reply, NULL); |
| |
| fail: |
| install_changes_free(changes, n_changes); |
| return r; |
| } |
| |
| static int method_enable_unit_files_generic( |
| sd_bus_message *message, |
| Manager *m, |
| int (*call)(LookupScope scope, UnitFileFlags flags, const char *root_dir, char *files[], InstallChange **changes, size_t *n_changes), |
| bool carries_install_info, |
| sd_bus_error *error) { |
| |
| _cleanup_strv_free_ char **l = NULL; |
| InstallChange *changes = NULL; |
| size_t n_changes = 0; |
| UnitFileFlags flags; |
| int r; |
| |
| assert(message); |
| assert(m); |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| if (sd_bus_message_is_method_call(message, NULL, "EnableUnitFilesWithFlags")) { |
| uint64_t raw_flags; |
| |
| r = sd_bus_message_read(message, "t", &raw_flags); |
| if (r < 0) |
| return r; |
| if ((raw_flags & ~_UNIT_FILE_FLAGS_MASK_PUBLIC) != 0) |
| return -EINVAL; |
| flags = raw_flags; |
| } else { |
| int runtime, force; |
| |
| r = sd_bus_message_read(message, "bb", &runtime, &force); |
| if (r < 0) |
| return r; |
| flags = unit_file_bools_to_flags(runtime, force); |
| } |
| |
| r = bus_verify_manage_unit_files_async(m, 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 */ |
| |
| r = call(m->unit_file_scope, flags, NULL, l, &changes, &n_changes); |
| if (r < 0) |
| return install_error(error, r, changes, n_changes); |
| |
| return reply_install_changes_and_free(m, message, carries_install_info ? r : -1, changes, n_changes, error); |
| } |
| |
| static int method_enable_unit_files_with_flags(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_enable_unit_files_generic(message, userdata, unit_file_enable, /* carries_install_info = */ true, error); |
| } |
| |
| static int method_enable_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_enable_unit_files_generic(message, userdata, unit_file_enable, /* carries_install_info = */ true, error); |
| } |
| |
| static int method_reenable_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_enable_unit_files_generic(message, userdata, unit_file_reenable, /* carries_install_info = */ true, error); |
| } |
| |
| static int method_link_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_enable_unit_files_generic(message, userdata, unit_file_link, /* carries_install_info = */ false, error); |
| } |
| |
| static int unit_file_preset_without_mode(LookupScope scope, UnitFileFlags flags, const char *root_dir, char **files, InstallChange **changes, size_t *n_changes) { |
| return unit_file_preset(scope, flags, root_dir, files, UNIT_FILE_PRESET_FULL, changes, n_changes); |
| } |
| |
| static int method_preset_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_enable_unit_files_generic(message, userdata, unit_file_preset_without_mode, /* carries_install_info = */ true, error); |
| } |
| |
| static int method_mask_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_enable_unit_files_generic(message, userdata, unit_file_mask, /* carries_install_info = */ false, error); |
| } |
| |
| static int method_preset_unit_files_with_mode(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| |
| _cleanup_strv_free_ char **l = NULL; |
| InstallChange *changes = NULL; |
| size_t n_changes = 0; |
| Manager *m = ASSERT_PTR(userdata); |
| UnitFilePresetMode preset_mode; |
| int runtime, force, r; |
| UnitFileFlags flags; |
| const char *mode; |
| |
| assert(message); |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read(message, "sbb", &mode, &runtime, &force); |
| if (r < 0) |
| return r; |
| |
| flags = unit_file_bools_to_flags(runtime, force); |
| |
| if (isempty(mode)) |
| preset_mode = UNIT_FILE_PRESET_FULL; |
| else { |
| preset_mode = unit_file_preset_mode_from_string(mode); |
| if (preset_mode < 0) |
| return -EINVAL; |
| } |
| |
| r = bus_verify_manage_unit_files_async(m, 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 */ |
| |
| r = unit_file_preset(m->unit_file_scope, flags, NULL, l, preset_mode, &changes, &n_changes); |
| if (r < 0) |
| return install_error(error, r, changes, n_changes); |
| |
| return reply_install_changes_and_free(m, message, r, changes, n_changes, error); |
| } |
| |
| static int method_disable_unit_files_generic( |
| sd_bus_message *message, |
| Manager *m, |
| int (*call)(LookupScope scope, UnitFileFlags flags, const char *root_dir, char *files[], InstallChange **changes, size_t *n_changes), |
| bool carries_install_info, |
| sd_bus_error *error) { |
| |
| _cleanup_strv_free_ char **l = NULL; |
| InstallChange *changes = NULL; |
| UnitFileFlags flags; |
| size_t n_changes = 0; |
| int r; |
| |
| assert(message); |
| assert(m); |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| if (sd_bus_message_is_method_call(message, NULL, "DisableUnitFilesWithFlags") || |
| sd_bus_message_is_method_call(message, NULL, "DisableUnitFilesWithFlagsAndInstallInfo")) { |
| uint64_t raw_flags; |
| |
| r = sd_bus_message_read(message, "t", &raw_flags); |
| if (r < 0) |
| return r; |
| if ((raw_flags & ~_UNIT_FILE_FLAGS_MASK_PUBLIC) != 0 || |
| FLAGS_SET(raw_flags, UNIT_FILE_FORCE)) |
| return -EINVAL; |
| flags = raw_flags; |
| } else { |
| int runtime; |
| |
| r = sd_bus_message_read(message, "b", &runtime); |
| if (r < 0) |
| return r; |
| flags = unit_file_bools_to_flags(runtime, false); |
| } |
| |
| r = bus_verify_manage_unit_files_async(m, 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 */ |
| |
| r = call(m->unit_file_scope, flags, NULL, l, &changes, &n_changes); |
| if (r < 0) |
| return install_error(error, r, changes, n_changes); |
| |
| return reply_install_changes_and_free(m, message, carries_install_info ? r : -1, changes, n_changes, error); |
| } |
| |
| static int method_disable_unit_files_with_flags(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_disable_unit_files_generic(message, userdata, unit_file_disable, /* carries_install_info = */ false, error); |
| } |
| |
| static int method_disable_unit_files_with_flags_and_install_info(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_disable_unit_files_generic(message, userdata, unit_file_disable, /* carries_install_info = */ true, error); |
| } |
| |
| static int method_disable_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_disable_unit_files_generic(message, userdata, unit_file_disable, /* carries_install_info = */ false, error); |
| } |
| |
| static int method_unmask_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| return method_disable_unit_files_generic(message, userdata, unit_file_unmask, /* carries_install_info = */ false, error); |
| } |
| |
| static int method_revert_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_strv_free_ char **l = NULL; |
| InstallChange *changes = NULL; |
| size_t n_changes = 0; |
| Manager *m = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(message); |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| r = bus_verify_manage_unit_files_async(m, 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 */ |
| |
| r = unit_file_revert(m->unit_file_scope, NULL, l, &changes, &n_changes); |
| if (r < 0) |
| return install_error(error, r, changes, n_changes); |
| |
| return reply_install_changes_and_free(m, message, -1, changes, n_changes, error); |
| } |
| |
| static int method_set_default_target(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| InstallChange *changes = NULL; |
| size_t n_changes = 0; |
| Manager *m = ASSERT_PTR(userdata); |
| const char *name; |
| int force, r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "enable", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read(message, "sb", &name, &force); |
| if (r < 0) |
| return r; |
| |
| r = bus_verify_manage_unit_files_async(m, 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 */ |
| |
| r = unit_file_set_default(m->unit_file_scope, force ? UNIT_FILE_FORCE : 0, NULL, name, &changes, &n_changes); |
| if (r < 0) |
| return install_error(error, r, changes, n_changes); |
| |
| return reply_install_changes_and_free(m, message, -1, changes, n_changes, error); |
| } |
| |
| static int method_preset_all_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| InstallChange *changes = NULL; |
| size_t n_changes = 0; |
| Manager *m = ASSERT_PTR(userdata); |
| UnitFilePresetMode preset_mode; |
| const char *mode; |
| UnitFileFlags flags; |
| int force, runtime, r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "enable", error); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read(message, "sbb", &mode, &runtime, &force); |
| if (r < 0) |
| return r; |
| |
| flags = unit_file_bools_to_flags(runtime, force); |
| |
| if (isempty(mode)) |
| preset_mode = UNIT_FILE_PRESET_FULL; |
| else { |
| preset_mode = unit_file_preset_mode_from_string(mode); |
| if (preset_mode < 0) |
| return -EINVAL; |
| } |
| |
| r = bus_verify_manage_unit_files_async(m, 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 */ |
| |
| r = unit_file_preset_all(m->unit_file_scope, flags, NULL, preset_mode, &changes, &n_changes); |
| if (r < 0) |
| return install_error(error, r, changes, n_changes); |
| |
| return reply_install_changes_and_free(m, message, -1, changes, n_changes, error); |
| } |
| |
| static int method_add_dependency_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_strv_free_ char **l = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| InstallChange *changes = NULL; |
| size_t n_changes = 0; |
| int runtime, force, r; |
| char *target, *type; |
| UnitDependency dep; |
| UnitFileFlags flags; |
| |
| assert(message); |
| |
| r = bus_verify_manage_unit_files_async(m, 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 */ |
| |
| r = sd_bus_message_read_strv(message, &l); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read(message, "ssbb", &target, &type, &runtime, &force); |
| if (r < 0) |
| return r; |
| |
| flags = unit_file_bools_to_flags(runtime, force); |
| |
| dep = unit_dependency_from_string(type); |
| if (dep < 0) |
| return -EINVAL; |
| |
| r = unit_file_add_dependency(m->unit_file_scope, flags, NULL, l, target, dep, &changes, &n_changes); |
| if (r < 0) |
| return install_error(error, r, changes, n_changes); |
| |
| return reply_install_changes_and_free(m, message, -1, changes, n_changes, error); |
| } |
| |
| static int method_get_unit_file_links(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
| Manager *m = ASSERT_PTR(userdata); |
| InstallChange *changes = NULL; |
| size_t n_changes = 0, i; |
| const char *name; |
| int runtime, r; |
| |
| r = sd_bus_message_read(message, "sb", &name, &runtime); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_new_method_return(message, &reply); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_open_container(reply, SD_BUS_TYPE_ARRAY, "s"); |
| if (r < 0) |
| return r; |
| |
| r = unit_file_disable(m->unit_file_scope, |
| UNIT_FILE_DRY_RUN | (runtime ? UNIT_FILE_RUNTIME : 0), |
| NULL, STRV_MAKE(name), &changes, &n_changes); |
| if (r < 0) { |
| log_error_errno(r, "Failed to get file links for %s: %m", name); |
| goto finish; |
| } |
| |
| for (i = 0; i < n_changes; i++) |
| if (changes[i].type == INSTALL_CHANGE_UNLINK) { |
| r = sd_bus_message_append(reply, "s", changes[i].path); |
| if (r < 0) |
| goto finish; |
| } |
| |
| r = sd_bus_message_close_container(reply); |
| if (r < 0) |
| goto finish; |
| |
| r = sd_bus_send(NULL, reply, NULL); |
| |
| finish: |
| install_changes_free(changes, n_changes); |
| return r; |
| } |
| |
| static int method_get_job_waiting(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| uint32_t id; |
| Job *j; |
| int r; |
| |
| assert(message); |
| |
| r = sd_bus_message_read(message, "u", &id); |
| if (r < 0) |
| return r; |
| |
| j = manager_get_job(m, id); |
| if (!j) |
| return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_JOB, "Job %u does not exist.", (unsigned) id); |
| |
| return bus_job_method_get_waiting_jobs(message, j, error); |
| } |
| |
| static int method_abandon_scope(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| const char *name; |
| Unit *u; |
| int r; |
| |
| assert(message); |
| |
| r = sd_bus_message_read(message, "s", &name); |
| if (r < 0) |
| return r; |
| |
| r = bus_get_unit_by_name(m, message, name, &u, error); |
| if (r < 0) |
| return r; |
| |
| if (u->type != UNIT_SCOPE) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Unit '%s' is not a scope unit, refusing.", name); |
| |
| return bus_scope_method_abandon(message, u, error); |
| } |
| |
| static int method_set_show_status(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
| Manager *m = ASSERT_PTR(userdata); |
| ShowStatus mode = _SHOW_STATUS_INVALID; |
| const char *t; |
| int r; |
| |
| assert(message); |
| |
| r = mac_selinux_access_check(message, "reload", error); |
| if (r < 0) |
| return r; |
| |
| r = bus_verify_set_environment_async(m, 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 */ |
| |
| r = sd_bus_message_read(message, "s", &t); |
| if (r < 0) |
| return r; |
| |
| if (!isempty(t)) { |
| mode = show_status_from_string(t); |
| if (mode < 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
| "Invalid show status '%s'", t); |
| } |
| |
| manager_override_show_status(m, mode, "bus"); |
| |
| return sd_bus_reply_method_return(message, NULL); |
| } |
| |
| const sd_bus_vtable bus_manager_vtable[] = { |
| SD_BUS_VTABLE_START(0), |
| |
| SD_BUS_PROPERTY("Version", "s", property_get_version, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("Features", "s", property_get_features, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("Virtualization", "s", property_get_virtualization, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("Architecture", "s", property_get_architecture, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("Tainted", "s", property_get_tainted, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("FirmwareTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_FIRMWARE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("LoaderTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_LOADER]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("KernelTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_KERNEL]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("InitRDTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_INITRD]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("UserspaceTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_USERSPACE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("FinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("SecurityStartTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_SECURITY_START]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("SecurityFinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_SECURITY_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("GeneratorsStartTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_GENERATORS_START]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("GeneratorsFinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_GENERATORS_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadStartTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_UNITS_LOAD_START]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadFinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_UNITS_LOAD_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_UNITS_LOAD]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("InitRDSecurityStartTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_INITRD_SECURITY_START]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("InitRDSecurityFinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_INITRD_SECURITY_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("InitRDGeneratorsStartTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_INITRD_GENERATORS_START]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("InitRDGeneratorsFinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_INITRD_GENERATORS_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("InitRDUnitsLoadStartTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_INITRD_UNITS_LOAD_START]), SD_BUS_VTABLE_PROPERTY_CONST), |
| BUS_PROPERTY_DUAL_TIMESTAMP("InitRDUnitsLoadFinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_INITRD_UNITS_LOAD_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_WRITABLE_PROPERTY("LogLevel", "s", bus_property_get_log_level, property_set_log_level, 0, 0), |
| SD_BUS_WRITABLE_PROPERTY("LogTarget", "s", bus_property_get_log_target, property_set_log_target, 0, 0), |
| SD_BUS_PROPERTY("NNames", "u", property_get_hashmap_size, offsetof(Manager, units), 0), |
| SD_BUS_PROPERTY("NFailedUnits", "u", property_get_set_size, offsetof(Manager, failed_units), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("NJobs", "u", property_get_hashmap_size, offsetof(Manager, jobs), 0), |
| SD_BUS_PROPERTY("NInstalledJobs", "u", bus_property_get_unsigned, offsetof(Manager, n_installed_jobs), 0), |
| SD_BUS_PROPERTY("NFailedJobs", "u", bus_property_get_unsigned, offsetof(Manager, n_failed_jobs), 0), |
| SD_BUS_PROPERTY("Progress", "d", property_get_progress, 0, 0), |
| SD_BUS_PROPERTY("Environment", "as", property_get_environment, 0, 0), |
| SD_BUS_PROPERTY("ConfirmSpawn", "b", bus_property_get_bool, offsetof(Manager, confirm_spawn), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("ShowStatus", "b", property_get_show_status, 0, 0), |
| SD_BUS_PROPERTY("UnitPath", "as", NULL, offsetof(Manager, lookup_paths.search_path), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultStandardOutput", "s", bus_property_get_exec_output, offsetof(Manager, default_std_output), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultStandardError", "s", bus_property_get_exec_output, offsetof(Manager, default_std_error), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("WatchdogDevice", "s", property_get_watchdog_device, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("WatchdogLastPingTimestamp", "t", property_get_watchdog_last_ping_realtime, 0, 0), |
| SD_BUS_PROPERTY("WatchdogLastPingTimestampMonotonic", "t", property_get_watchdog_last_ping_monotonic, 0, 0), |
| SD_BUS_WRITABLE_PROPERTY("RuntimeWatchdogUSec", "t", property_get_runtime_watchdog, property_set_runtime_watchdog, 0, 0), |
| SD_BUS_WRITABLE_PROPERTY("RuntimeWatchdogPreUSec", "t", property_get_pretimeout_watchdog, property_set_pretimeout_watchdog, 0, 0), |
| SD_BUS_WRITABLE_PROPERTY("RuntimeWatchdogPreGovernor", "s", property_get_pretimeout_watchdog_governor, property_set_pretimeout_watchdog_governor, 0, 0), |
| SD_BUS_WRITABLE_PROPERTY("RebootWatchdogUSec", "t", property_get_reboot_watchdog, property_set_reboot_watchdog, 0, 0), |
| /* The following item is an obsolete alias */ |
| SD_BUS_WRITABLE_PROPERTY("ShutdownWatchdogUSec", "t", property_get_reboot_watchdog, property_set_reboot_watchdog, 0, SD_BUS_VTABLE_HIDDEN), |
| SD_BUS_WRITABLE_PROPERTY("KExecWatchdogUSec", "t", property_get_kexec_watchdog, property_set_kexec_watchdog, 0, 0), |
| SD_BUS_WRITABLE_PROPERTY("ServiceWatchdogs", "b", bus_property_get_bool, bus_property_set_bool, offsetof(Manager, service_watchdogs), 0), |
| SD_BUS_PROPERTY("ControlGroup", "s", NULL, offsetof(Manager, cgroup_root), 0), |
| SD_BUS_PROPERTY("SystemState", "s", property_get_system_state, 0, 0), |
| SD_BUS_PROPERTY("ExitCode", "y", bus_property_get_unsigned, offsetof(Manager, return_value), 0), |
| SD_BUS_PROPERTY("DefaultTimerAccuracyUSec", "t", bus_property_get_usec, offsetof(Manager, default_timer_accuracy_usec), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultTimeoutStartUSec", "t", bus_property_get_usec, offsetof(Manager, default_timeout_start_usec), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultTimeoutStopUSec", "t", bus_property_get_usec, offsetof(Manager, default_timeout_stop_usec), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultTimeoutAbortUSec", "t", property_get_default_timeout_abort_usec, 0, 0), |
| SD_BUS_PROPERTY("DefaultDeviceTimeoutUSec", "t", bus_property_get_usec, offsetof(Manager, default_device_timeout_usec), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultRestartUSec", "t", bus_property_get_usec, offsetof(Manager, default_restart_usec), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultStartLimitIntervalUSec", "t", bus_property_get_usec, offsetof(Manager, default_start_limit_interval), SD_BUS_VTABLE_PROPERTY_CONST), |
| /* The following two items are obsolete alias */ |
| SD_BUS_PROPERTY("DefaultStartLimitIntervalSec", "t", bus_property_get_usec, offsetof(Manager, default_start_limit_interval), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), |
| SD_BUS_PROPERTY("DefaultStartLimitInterval", "t", bus_property_get_usec, offsetof(Manager, default_start_limit_interval), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), |
| SD_BUS_PROPERTY("DefaultStartLimitBurst", "u", bus_property_get_unsigned, offsetof(Manager, default_start_limit_burst), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultCPUAccounting", "b", bus_property_get_bool, offsetof(Manager, default_cpu_accounting), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultBlockIOAccounting", "b", bus_property_get_bool, offsetof(Manager, default_blockio_accounting), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultMemoryAccounting", "b", bus_property_get_bool, offsetof(Manager, default_memory_accounting), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultTasksAccounting", "b", bus_property_get_bool, offsetof(Manager, default_tasks_accounting), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitCPU", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitCPUSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitFSIZE", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitFSIZESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitDATA", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitDATASoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitSTACK", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitSTACKSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitCORE", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitCORESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitRSS", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitRSSSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitNOFILE", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitNOFILESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitAS", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitASSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitNPROC", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitNPROCSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitMEMLOCK", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitMEMLOCKSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitLOCKS", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitLOCKSSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitSIGPENDING", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitSIGPENDINGSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitMSGQUEUE", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitMSGQUEUESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitNICE", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitNICESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitRTPRIO", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitRTPRIOSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitRTTIME", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultLimitRTTIMESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultTasksMax", "t", bus_property_get_tasks_max, offsetof(Manager, default_tasks_max), 0), |
| SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultOOMPolicy", "s", bus_property_get_oom_policy, offsetof(Manager, default_oom_policy), SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("DefaultOOMScoreAdjust", "i", property_get_oom_score_adjust, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
| SD_BUS_PROPERTY("CtrlAltDelBurstAction", "s", bus_property_get_emergency_action, offsetof(Manager, cad_burst_action), SD_BUS_VTABLE_PROPERTY_CONST), |
| |
| SD_BUS_METHOD_WITH_ARGS("GetUnit", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_RESULT("o", unit), |
| method_get_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetUnitByPID", |
| SD_BUS_ARGS("u", pid), |
| SD_BUS_RESULT("o", unit), |
| method_get_unit_by_pid, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetUnitByInvocationID", |
| SD_BUS_ARGS("ay", invocation_id), |
| SD_BUS_RESULT("o", unit), |
| method_get_unit_by_invocation_id, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetUnitByControlGroup", |
| SD_BUS_ARGS("s", cgroup), |
| SD_BUS_RESULT("o", unit), |
| method_get_unit_by_control_group, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetUnitByPIDFD", |
| SD_BUS_ARGS("h", pidfd), |
| SD_BUS_RESULT("o", unit, "s", unit_id, "ay", invocation_id), |
| method_get_unit_by_pidfd, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("LoadUnit", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_RESULT("o", unit), |
| method_load_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("StartUnit", |
| SD_BUS_ARGS("s", name, "s", mode), |
| SD_BUS_RESULT("o", job), |
| method_start_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("StartUnitWithFlags", |
| SD_BUS_ARGS("s", name, "s", mode, "t", flags), |
| SD_BUS_RESULT("o", job), |
| method_start_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("StartUnitReplace", |
| SD_BUS_ARGS("s", old_unit, "s", new_unit, "s", mode), |
| SD_BUS_RESULT("o", job), |
| method_start_unit_replace, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("StopUnit", |
| SD_BUS_ARGS("s", name, "s", mode), |
| SD_BUS_RESULT("o", job), |
| method_stop_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ReloadUnit", |
| SD_BUS_ARGS("s", name, "s", mode), |
| SD_BUS_RESULT("o", job), |
| method_reload_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("RestartUnit", |
| SD_BUS_ARGS("s", name, "s", mode), |
| SD_BUS_RESULT("o", job), |
| method_restart_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("TryRestartUnit", |
| SD_BUS_ARGS("s", name, "s", mode), |
| SD_BUS_RESULT("o", job), |
| method_try_restart_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ReloadOrRestartUnit", |
| SD_BUS_ARGS("s", name, "s", mode), |
| SD_BUS_RESULT("o", job), |
| method_reload_or_restart_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ReloadOrTryRestartUnit", |
| SD_BUS_ARGS("s", name, "s", mode), |
| SD_BUS_RESULT("o", job), |
| method_reload_or_try_restart_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("EnqueueUnitJob", |
| SD_BUS_ARGS("s", name, "s", job_type, "s", job_mode), |
| SD_BUS_RESULT("u", job_id, "o", job_path, "s", unit_id, "o", unit_path, "s", job_type, "a(uosos)", affected_jobs), |
| method_enqueue_unit_job, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("KillUnit", |
| SD_BUS_ARGS("s", name, "s", whom, "i", signal), |
| SD_BUS_NO_RESULT, |
| method_kill_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("CleanUnit", |
| SD_BUS_ARGS("s", name, "as", mask), |
| SD_BUS_NO_RESULT, |
| method_clean_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("FreezeUnit", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_NO_RESULT, |
| method_freeze_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ThawUnit", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_NO_RESULT, |
| method_thaw_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ResetFailedUnit", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_NO_RESULT, |
| method_reset_failed_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("SetUnitProperties", |
| SD_BUS_ARGS("s", name, "b", runtime, "a(sv)", properties), |
| SD_BUS_NO_RESULT, |
| method_set_unit_properties, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("BindMountUnit", |
| SD_BUS_ARGS("s", name, "s", source, "s", destination, "b", read_only, "b", mkdir), |
| SD_BUS_NO_RESULT, |
| method_bind_mount_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("MountImageUnit", |
| SD_BUS_ARGS("s", name, "s", source, "s", destination, "b", read_only, "b", mkdir, "a(ss)", options), |
| SD_BUS_NO_RESULT, |
| method_mount_image_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("RefUnit", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_NO_RESULT, |
| method_ref_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("UnrefUnit", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_NO_RESULT, |
| method_unref_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("StartTransientUnit", |
| SD_BUS_ARGS("s", name, "s", mode, "a(sv)", properties, "a(sa(sv))", aux), |
| SD_BUS_RESULT("o", job), |
| method_start_transient_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetUnitProcesses", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_RESULT("a(sus)", processes), |
| method_get_unit_processes, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("AttachProcessesToUnit", |
| SD_BUS_ARGS("s", unit_name, "s", subcgroup, "au", pids), |
| SD_BUS_NO_RESULT, |
| method_attach_processes_to_unit, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("AbandonScope", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_NO_RESULT, |
| method_abandon_scope, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetJob", |
| SD_BUS_ARGS("u", id), |
| SD_BUS_RESULT("o", job), |
| method_get_job, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetJobAfter", |
| SD_BUS_ARGS("u", id), |
| SD_BUS_RESULT("a(usssoo)", jobs), |
| method_get_job_waiting, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetJobBefore", |
| SD_BUS_ARGS("u", id), |
| SD_BUS_RESULT("a(usssoo)", jobs), |
| method_get_job_waiting, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("CancelJob", |
| SD_BUS_ARGS("u", id), |
| SD_BUS_NO_RESULT, |
| method_cancel_job, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD("ClearJobs", |
| NULL, |
| NULL, |
| method_clear_jobs, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD("ResetFailed", |
| NULL, |
| NULL, |
| method_reset_failed, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("SetShowStatus", |
| SD_BUS_ARGS("s", mode), |
| SD_BUS_NO_RESULT, |
| method_set_show_status, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ListUnits", |
| SD_BUS_NO_ARGS, |
| SD_BUS_RESULT("a(ssssssouso)", units), |
| method_list_units, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ListUnitsFiltered", |
| SD_BUS_ARGS("as", states), |
| SD_BUS_RESULT("a(ssssssouso)", units), |
| method_list_units_filtered, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ListUnitsByPatterns", |
| SD_BUS_ARGS("as", states, "as", patterns), |
| SD_BUS_RESULT("a(ssssssouso)", units), |
| method_list_units_by_patterns, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ListUnitsByNames", |
| SD_BUS_ARGS("as", names), |
| SD_BUS_RESULT("a(ssssssouso)", units), |
| method_list_units_by_names, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ListJobs", |
| SD_BUS_NO_ARGS, |
| SD_BUS_RESULT("a(usssoo)", jobs), |
| method_list_jobs, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD("Subscribe", |
| NULL, |
| NULL, |
| method_subscribe, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD("Unsubscribe", |
| NULL, |
| NULL, |
| method_unsubscribe, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("Dump", |
| SD_BUS_NO_ARGS, |
| SD_BUS_RESULT("s", output), |
| method_dump, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("DumpUnitsMatchingPatterns", |
| SD_BUS_ARGS("as", patterns), |
| SD_BUS_RESULT("s", output), |
| method_dump_units_matching_patterns, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("DumpByFileDescriptor", |
| SD_BUS_NO_ARGS, |
| SD_BUS_RESULT("h", fd), |
| method_dump_by_fd, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("DumpUnitsMatchingPatternsByFileDescriptor", |
| SD_BUS_ARGS("as", patterns), |
| SD_BUS_RESULT("h", fd), |
| method_dump_units_matching_patterns_by_fd, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("CreateSnapshot", |
| SD_BUS_ARGS("s", name, "b", cleanup), |
| SD_BUS_RESULT("o", unit), |
| method_refuse_snapshot, |
| SD_BUS_VTABLE_UNPRIVILEGED|SD_BUS_VTABLE_HIDDEN), |
| SD_BUS_METHOD_WITH_ARGS("RemoveSnapshot", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_NO_RESULT, |
| method_refuse_snapshot, |
| SD_BUS_VTABLE_UNPRIVILEGED|SD_BUS_VTABLE_HIDDEN), |
| SD_BUS_METHOD("Reload", |
| NULL, |
| NULL, |
| method_reload, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD("Reexecute", |
| NULL, |
| NULL, |
| method_reexecute, |
| SD_BUS_VTABLE_UNPRIVILEGED|SD_BUS_VTABLE_METHOD_NO_REPLY), |
| SD_BUS_METHOD("Exit", |
| NULL, |
| NULL, |
| method_exit, |
| 0), |
| SD_BUS_METHOD("Reboot", |
| NULL, |
| NULL, |
| method_reboot, |
| SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT)), |
| SD_BUS_METHOD("PowerOff", |
| NULL, |
| NULL, |
| method_poweroff, |
| SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT)), |
| SD_BUS_METHOD("Halt", |
| NULL, |
| NULL, |
| method_halt, |
| SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT)), |
| SD_BUS_METHOD("KExec", |
| NULL, |
| NULL, |
| method_kexec, |
| SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT)), |
| SD_BUS_METHOD_WITH_ARGS("SwitchRoot", |
| SD_BUS_ARGS("s", new_root, "s", init), |
| SD_BUS_NO_RESULT, |
| method_switch_root, |
| SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT)), |
| SD_BUS_METHOD_WITH_ARGS("SetEnvironment", |
| SD_BUS_ARGS("as", assignments), |
| SD_BUS_NO_RESULT, |
| method_set_environment, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("UnsetEnvironment", |
| SD_BUS_ARGS("as", names), |
| SD_BUS_NO_RESULT, |
| method_unset_environment, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("UnsetAndSetEnvironment", |
| SD_BUS_ARGS("as", names, "as", assignments), |
| SD_BUS_NO_RESULT, |
| method_unset_and_set_environment, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("EnqueueMarkedJobs", |
| SD_BUS_NO_ARGS, |
| SD_BUS_RESULT("ao", jobs), |
| method_enqueue_marked_jobs, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ListUnitFiles", |
| SD_BUS_NO_ARGS, |
| SD_BUS_RESULT("a(ss)", unit_files), |
| method_list_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ListUnitFilesByPatterns", |
| SD_BUS_ARGS("as", states, "as", patterns), |
| SD_BUS_RESULT("a(ss)", unit_files), |
| method_list_unit_files_by_patterns, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetUnitFileState", |
| SD_BUS_ARGS("s", file), |
| SD_BUS_RESULT("s", state), |
| method_get_unit_file_state, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("EnableUnitFiles", |
| SD_BUS_ARGS("as", files, "b", runtime, "b", force), |
| SD_BUS_RESULT("b", carries_install_info, "a(sss)", changes), |
| method_enable_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("DisableUnitFiles", |
| SD_BUS_ARGS("as", files, "b", runtime), |
| SD_BUS_RESULT("a(sss)", changes), |
| method_disable_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("EnableUnitFilesWithFlags", |
| SD_BUS_ARGS("as", files, "t", flags), |
| SD_BUS_RESULT("b", carries_install_info, "a(sss)", changes), |
| method_enable_unit_files_with_flags, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("DisableUnitFilesWithFlags", |
| SD_BUS_ARGS("as", files, "t", flags), |
| SD_BUS_RESULT("a(sss)", changes), |
| method_disable_unit_files_with_flags, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("DisableUnitFilesWithFlagsAndInstallInfo", |
| SD_BUS_ARGS("as", files, "t", flags), |
| SD_BUS_RESULT("b", carries_install_info, "a(sss)", changes), |
| method_disable_unit_files_with_flags_and_install_info, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("ReenableUnitFiles", |
| SD_BUS_ARGS("as", files, "b", runtime, "b", force), |
| SD_BUS_RESULT("b", carries_install_info, "a(sss)", changes), |
| method_reenable_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("LinkUnitFiles", |
| SD_BUS_ARGS("as", files, "b", runtime, "b", force), |
| SD_BUS_RESULT("a(sss)", changes), |
| method_link_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("PresetUnitFiles", |
| SD_BUS_ARGS("as", files, "b", runtime, "b", force), |
| SD_BUS_RESULT("b", carries_install_info, "a(sss)", changes), |
| method_preset_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("PresetUnitFilesWithMode", |
| SD_BUS_ARGS("as", files, "s", mode, "b", runtime, "b", force), |
| SD_BUS_RESULT("b", carries_install_info, "a(sss)", changes), |
| method_preset_unit_files_with_mode, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("MaskUnitFiles", |
| SD_BUS_ARGS("as", files, "b", runtime, "b", force), |
| SD_BUS_RESULT("a(sss)", changes), |
| method_mask_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("UnmaskUnitFiles", |
| SD_BUS_ARGS("as", files, "b", runtime), |
| SD_BUS_RESULT("a(sss)", changes), |
| method_unmask_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("RevertUnitFiles", |
| SD_BUS_ARGS("as", files), |
| SD_BUS_RESULT("a(sss)", changes), |
| method_revert_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("SetDefaultTarget", |
| SD_BUS_ARGS("s", name, "b", force), |
| SD_BUS_RESULT("a(sss)", changes), |
| method_set_default_target, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetDefaultTarget", |
| SD_BUS_NO_ARGS, |
| SD_BUS_RESULT("s", name), |
| method_get_default_target, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("PresetAllUnitFiles", |
| SD_BUS_ARGS("s", mode, "b", runtime, "b", force), |
| SD_BUS_RESULT("a(sss)", changes), |
| method_preset_all_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("AddDependencyUnitFiles", |
| SD_BUS_ARGS("as", files, "s", target, "s", type, "b", runtime, "b", force), |
| SD_BUS_RESULT("a(sss)", changes), |
| method_add_dependency_unit_files, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetUnitFileLinks", |
| SD_BUS_ARGS("s", name, "b", runtime), |
| SD_BUS_RESULT("as", links), |
| method_get_unit_file_links, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("SetExitCode", |
| SD_BUS_ARGS("y", number), |
| SD_BUS_NO_RESULT, |
| method_set_exit_code, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("LookupDynamicUserByName", |
| SD_BUS_ARGS("s", name), |
| SD_BUS_RESULT("u", uid), |
| method_lookup_dynamic_user_by_name, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("LookupDynamicUserByUID", |
| SD_BUS_ARGS("u", uid), |
| SD_BUS_RESULT("s", name), |
| method_lookup_dynamic_user_by_uid, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_ARGS("GetDynamicUsers", |
| SD_BUS_NO_ARGS, |
| SD_BUS_RESULT("a(us)", users), |
| method_get_dynamic_users, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| |
| SD_BUS_SIGNAL_WITH_ARGS("UnitNew", |
| SD_BUS_ARGS("s", id, "o", unit), |
| 0), |
| SD_BUS_SIGNAL_WITH_ARGS("UnitRemoved", |
| SD_BUS_ARGS("s", id, "o", unit), |
| 0), |
| SD_BUS_SIGNAL_WITH_ARGS("JobNew", |
| SD_BUS_ARGS("u", id, "o", job, "s", unit), |
| 0), |
| SD_BUS_SIGNAL_WITH_ARGS("JobRemoved", |
| SD_BUS_ARGS("u", id, "o", job, "s", unit, "s", result), |
| 0), |
| SD_BUS_SIGNAL_WITH_ARGS("StartupFinished", |
| SD_BUS_ARGS("t", firmware, "t", loader, "t", kernel, "t", initrd, "t", userspace, "t", total), |
| 0), |
| SD_BUS_SIGNAL("UnitFilesChanged", NULL, 0), |
| SD_BUS_SIGNAL_WITH_ARGS("Reloading", |
| SD_BUS_ARGS("b", active), |
| 0), |
| |
| SD_BUS_VTABLE_END |
| }; |
| |
| const sd_bus_vtable bus_manager_log_control_vtable[] = { |
| SD_BUS_VTABLE_START(0), |
| |
| /* We define a private version of this interface here, since we want slightly different |
| * implementations for the setters. We'll still use the generic getters however, and we share the |
| * setters with the implementations for the Manager interface above (which pre-dates the generic |
| * service API interface). */ |
| |
| SD_BUS_WRITABLE_PROPERTY("LogLevel", "s", bus_property_get_log_level, property_set_log_level, 0, 0), |
| SD_BUS_WRITABLE_PROPERTY("LogTarget", "s", bus_property_get_log_target, property_set_log_target, 0, 0), |
| SD_BUS_PROPERTY("SyslogIdentifier", "s", bus_property_get_syslog_identifier, 0, 0), |
| |
| SD_BUS_VTABLE_END, |
| }; |
| |
| static int send_finished(sd_bus *bus, void *userdata) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL; |
| usec_t *times = ASSERT_PTR(userdata); |
| int r; |
| |
| assert(bus); |
| |
| r = sd_bus_message_new_signal(bus, |
| &message, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "StartupFinished"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(message, "tttttt", times[0], times[1], times[2], times[3], times[4], times[5]); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_send(bus, message, NULL); |
| } |
| |
| void bus_manager_send_finished( |
| Manager *m, |
| usec_t firmware_usec, |
| usec_t loader_usec, |
| usec_t kernel_usec, |
| usec_t initrd_usec, |
| usec_t userspace_usec, |
| usec_t total_usec) { |
| |
| int r; |
| |
| assert(m); |
| |
| r = bus_foreach_bus( |
| m, |
| NULL, |
| send_finished, |
| (usec_t[6]) { |
| firmware_usec, |
| loader_usec, |
| kernel_usec, |
| initrd_usec, |
| userspace_usec, |
| total_usec |
| }); |
| if (r < 0) |
| log_debug_errno(r, "Failed to send finished signal: %m"); |
| } |
| |
| static int send_reloading(sd_bus *bus, void *userdata) { |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL; |
| int r; |
| |
| assert(bus); |
| |
| r = sd_bus_message_new_signal(bus, &message, "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "Reloading"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append(message, "b", PTR_TO_INT(userdata)); |
| if (r < 0) |
| return r; |
| |
| return sd_bus_send(bus, message, NULL); |
| } |
| |
| void bus_manager_send_reloading(Manager *m, bool active) { |
| int r; |
| |
| assert(m); |
| |
| r = bus_foreach_bus(m, NULL, send_reloading, INT_TO_PTR(active)); |
| if (r < 0) |
| log_debug_errno(r, "Failed to send reloading signal: %m"); |
| } |
| |
| static int send_changed_signal(sd_bus *bus, void *userdata) { |
| assert(bus); |
| |
| return sd_bus_emit_properties_changed_strv(bus, |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| NULL); |
| } |
| |
| void bus_manager_send_change_signal(Manager *m) { |
| int r; |
| |
| assert(m); |
| |
| r = bus_foreach_bus(m, NULL, send_changed_signal, NULL); |
| if (r < 0) |
| log_debug_errno(r, "Failed to send manager change signal: %m"); |
| } |