risingwave_variables/
lib.rs

1// Copyright 2025 RisingWave Labs
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use std::sync::OnceLock;
16
17static SERVER_START_TIME: OnceLock<chrono::DateTime<chrono::Utc>> = OnceLock::new();
18
19/// Init the server start time, should be called only once.
20pub fn init_server_start_time() {
21    SERVER_START_TIME.get_or_init(chrono::Utc::now);
22}
23
24/// Get the server start time. Returns none if not initialized.
25pub fn get_server_start_time() -> Option<chrono::DateTime<chrono::Utc>> {
26    SERVER_START_TIME.get().cloned()
27}
risingwave_variables/lib.rs

risingwave_variables/
lib.rs
