/* SPDX-License-Identifier: LGPL-2.1+ */
-/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
-***/
#include <errno.h>
#include <sys/prctl.h>
#include "fs-util.h"
#include "install.h"
#include "log.h"
+#include "os-util.h"
#include "parse-util.h"
#include "path-util.h"
#include "selinux-access.h"
(force ? UNIT_FILE_FORCE : 0);
}
-static int property_get_version(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
-
- assert(bus);
- assert(reply);
-
- return sd_bus_message_append(reply, "s", PACKAGE_VERSION);
-}
-
-static int property_get_features(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
-
- assert(bus);
- assert(reply);
-
- return sd_bus_message_append(reply, "s", SYSTEMD_FEATURES);
-}
+static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_version, "s", PACKAGE_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_GET_GLOBAL(property_get_log_target, "s", log_target_to_string(log_get_target()));
+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 int property_get_virtualization(
sd_bus *bus,
v == VIRTUALIZATION_NONE ? NULL : virtualization_to_string(v));
}
-static int property_get_architecture(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
-
- assert(bus);
- assert(reply);
-
- return sd_bus_message_append(reply, "s", architecture_to_string(uname_architecture()));
-}
-
static int property_get_tainted(
sd_bus *bus,
const char *path,
return sd_bus_message_append(reply, "s", s);
}
-static int property_get_log_target(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
-
- assert(bus);
- assert(reply);
-
- return sd_bus_message_append(reply, "s", log_target_to_string(log_get_target()));
-}
-
static int property_set_log_target(
sd_bus *bus,
const char *path,
void *userdata,
sd_bus_error *error) {
+ Manager *m = userdata;
const char *t;
int r;
if (r < 0)
return r;
- return log_set_target_from_string(t);
+ 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_get_log_level(
void *userdata,
sd_bus_error *error) {
+ Manager *m = userdata;
const char *t;
int r;
if (r < 0)
return r;
- r = log_set_max_level_from_string(t);
- if (r == 0)
- log_info("Setting log level to %s.", t);
- return r;
-}
-
-static int property_get_n_names(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
-
- Manager *m = userdata;
-
- assert(bus);
- assert(reply);
- assert(m);
-
- return sd_bus_message_append(reply, "u", (uint32_t) hashmap_size(m->units));
-}
-
-static int property_get_n_failed_units(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
-
- Manager *m = userdata;
-
- assert(bus);
- assert(reply);
- assert(m);
-
- return sd_bus_message_append(reply, "u", (uint32_t) set_size(m->failed_units));
-}
-
-static int property_get_n_jobs(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
+ if (isempty(t))
+ manager_restore_original_log_level(m);
+ else {
+ int level;
- Manager *m = userdata;
+ 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);
- assert(bus);
- assert(reply);
- assert(m);
+ manager_override_log_level(m, level);
+ }
- return sd_bus_message_append(reply, "u", (uint32_t) hashmap_size(m->jobs));
+ return 0;
}
static int property_get_progress(
return sd_bus_message_append(reply, "d", d);
}
-static int property_get_system_state(
+static int property_get_show_status(
sd_bus *bus,
const char *path,
const char *interface,
sd_bus_error *error) {
Manager *m = userdata;
+ int b;
assert(bus);
assert(reply);
assert(m);
- return sd_bus_message_append(reply, "s", manager_state_to_string(manager_state(m)));
+ b = m->show_status > 0;
+ return sd_bus_message_append_basic(reply, 'b', &b);
}
static int property_set_runtime_watchdog(
return watchdog_set_timeout(t);
}
-static int property_get_timer_slack_nsec(
- sd_bus *bus,
- const char *path,
- const char *interface,
- const char *property,
- sd_bus_message *reply,
- void *userdata,
- sd_bus_error *error) {
-
- assert(bus);
- assert(reply);
-
- return sd_bus_message_append(reply, "t", (uint64_t) prctl(PR_GET_TIMERSLACK));
-}
-
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;
if (r < 0)
return r;
- r = bus_unit_check_load_state(u, error);
+ r = bus_unit_validate_load_state(u, error);
if (r < 0)
return r;
if (r < 0)
return r;
- r = bus_unit_check_load_state(u, error);
+ r = bus_unit_validate_load_state(u, error);
if (r < 0)
return r;
if (r < 0)
return r;
- r = bus_unit_check_load_state(u, error);
+ r = bus_unit_validate_load_state(u, error);
if (r < 0)
return r;
return sd_bus_reply_method_return(message, NULL);
}
-static int method_dump(sd_bus_message *message, void *userdata, sd_bus_error *error) {
+static int dump_impl(sd_bus_message *message, void *userdata, sd_bus_error *error, int (*reply)(sd_bus_message *, char *)) {
_cleanup_free_ char *dump = NULL;
Manager *m = userdata;
int r;
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, reply_dump);
+}
+
+static int reply_dump_by_fd(sd_bus_message *message, char *dump) {
+ _cleanup_close_ int fd = -1;
+
+ 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, reply_dump_by_fd);
+}
+
static int method_refuse_snapshot(sd_bus_message *message, void *userdata, sd_bus_error *error) {
return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Support for snapshots has been removed.");
}
BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadFinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_UNITS_LOAD_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_WRITABLE_PROPERTY("LogLevel", "s", property_get_log_level, property_set_log_level, 0, 0),
SD_BUS_WRITABLE_PROPERTY("LogTarget", "s", property_get_log_target, property_set_log_target, 0, 0),
- SD_BUS_PROPERTY("NNames", "u", property_get_n_names, 0, 0),
- SD_BUS_PROPERTY("NFailedUnits", "u", property_get_n_failed_units, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
- SD_BUS_PROPERTY("NJobs", "u", property_get_n_jobs, 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", NULL, offsetof(Manager, environment), 0),
SD_BUS_PROPERTY("ConfirmSpawn", "b", bus_property_get_bool, offsetof(Manager, confirm_spawn), SD_BUS_VTABLE_PROPERTY_CONST),
- SD_BUS_PROPERTY("ShowStatus", "b", bus_property_get_bool, offsetof(Manager, show_status), 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_output), SD_BUS_VTABLE_PROPERTY_CONST),
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("Dump", NULL, "s", method_dump, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("DumpByFileDescriptor", NULL, "h", method_dump_by_fd, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("CreateSnapshot", "sb", "o", method_refuse_snapshot, SD_BUS_VTABLE_UNPRIVILEGED|SD_BUS_VTABLE_HIDDEN),
SD_BUS_METHOD("RemoveSnapshot", "s", NULL, method_refuse_snapshot, SD_BUS_VTABLE_UNPRIVILEGED|SD_BUS_VTABLE_HIDDEN),
SD_BUS_METHOD("Reload", NULL, NULL, method_reload, SD_BUS_VTABLE_UNPRIVILEGED),