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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "bus-util.h"
#include "dbus-util.h"
#include "parse-util.h"
#include "path-util.h"
#include "unit-printf.h"
#include "user-util.h"
#include "unit.h"
int bus_property_get_triggered_unit(
sd_bus *bus,
const char *path,
const char *interface,
const char *property,
sd_bus_message *reply,
void *userdata,
sd_bus_error *error) {
Unit *u = userdata, *trigger;
assert(bus);
assert(reply);
assert(u);
trigger = UNIT_TRIGGER(u);
return sd_bus_message_append(reply, "s", trigger ? trigger->id : NULL);
}
BUS_DEFINE_SET_TRANSIENT(mode_t, "u", uint32_t, mode_t, "%040o");
BUS_DEFINE_SET_TRANSIENT(unsigned, "u", uint32_t, unsigned, "%" PRIu32);
static inline bool valid_user_group_name_or_id_relaxed(const char *u) {
return valid_user_group_name(u, VALID_USER_ALLOW_NUMERIC|VALID_USER_RELAX);
}
BUS_DEFINE_SET_TRANSIENT_STRING_WITH_CHECK(user_relaxed, valid_user_group_name_or_id_relaxed);
BUS_DEFINE_SET_TRANSIENT_STRING_WITH_CHECK(path, path_is_absolute);
int bus_set_transient_string(
Unit *u,
const char *name,
char **p,
sd_bus_message *message,
UnitWriteFlags flags,
sd_bus_error *error) {
const char *v;
int r;
assert(p);
r = sd_bus_message_read(message, "s", &v);
if (r < 0)
return r;
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
r = free_and_strdup(p, empty_to_null(v));
if (r < 0)
return r;
unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name,
"%s=%s", name, strempty(v));
}
return 1;
}
int bus_set_transient_bool(
Unit *u,
const char *name,
bool *p,
sd_bus_message *message,
UnitWriteFlags flags,
sd_bus_error *error) {
int v, r;
assert(p);
r = sd_bus_message_read(message, "b", &v);
if (r < 0)
return r;
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
*p = v;
unit_write_settingf(u, flags, name, "%s=%s", name, yes_no(v));
}
return 1;
}
int bus_set_transient_percent(
Unit *u,
const char *name,
int *p,
sd_bus_message *message,
UnitWriteFlags flags,
sd_bus_error *error) {
const char *v;
int r;
assert(p);
r = sd_bus_message_read(message, "s", &v);
if (r < 0)
return r;
r = parse_percent(v);
if (r < 0)
return r;
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
*p = r;
unit_write_settingf(u, flags, name, "%s=%d%%", name, r);
}
return 1;
}
int bus_set_transient_usec_internal(
Unit *u,
const char *name,
usec_t *p,
bool fix_0,
sd_bus_message *message,
UnitWriteFlags flags,
sd_bus_error *error) {
uint64_t v;
int r;
assert(p);
r = sd_bus_message_read(message, "t", &v);
if (r < 0)
return r;
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
char *n, ts[FORMAT_TIMESPAN_MAX];
if (fix_0)
*p = v != 0 ? v: USEC_INFINITY;
else
*p = v;
n = strndupa(name, strlen(name) - 4);
unit_write_settingf(u, flags, name, "%sSec=%s", n,
format_timespan(ts, sizeof(ts), v, USEC_PER_MSEC));
}
return 1;
}
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