trifid/trifid-api/src/timers.rs

// trifid-api, an open source reimplementation of the Defined Networking nebula management server.
//     Copyright (C) 2023 c0repwn3r
//
//     This program is free software: you can redistribute it and/or modify
//     it under the terms of the GNU General Public License as published by
//     the Free Software Foundation, either version 3 of the License, or
//     (at your option) any later version.
//
//     This program is distributed in the hope that it will be useful,
//     but WITHOUT ANY WARRANTY; without even the implied warranty of
//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//     GNU General Public License for more details.
//
//     You should have received a copy of the GNU General Public License
//     along with this program.  If not, see <https://www.gnu.org/licenses/>.

use std::time::{Duration, SystemTime, UNIX_EPOCH};

pub const TIME_FORMAT: &str = "%Y-%m-%dT%H:%M:%S%.f%:z";

pub fn expires_in_seconds(seconds: u64) -> u64 {
    (SystemTime::now() + Duration::from_secs(seconds))
        .duration_since(UNIX_EPOCH)
        .expect("Time went backwards")
        .as_secs()
}

pub fn expired(time: u64) -> bool {
    UNIX_EPOCH + Duration::from_secs(time) < SystemTime::now()
}