logging.rs

/* Copyright 2020 Nicolas Goy
 * Copyright 2021 Dominik George <dominik.george@teckids.org>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

use crate::BASE_NAME;

use std::process;
use std::convert::TryInto;

use log::{LevelFilter};
use syslog::{BasicLogger, Facility, Formatter3164};

pub fn setup_log(log_level: LevelFilter) {
    let formatter = Formatter3164 {
        facility: Facility::LOG_AUTHPRIV,
        hostname: None,
        process: BASE_NAME.into(),
        pid: process::id().try_into().unwrap_or_default(),
    };
    let logger = syslog::unix(formatter).expect("could not connect to syslog");
    log::set_boxed_logger(Box::new(BasicLogger::new(logger))).ok();
    log::set_max_level(log_level);
}