tari_comms 5.3.1

A peer-to-peer messaging system
Documentation 
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//  Copyright 2021, The Tari Project
//
//  Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
//  following conditions are met:
//
//  1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
//  disclaimer.
//
//  2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
//  following disclaimer in the documentation and/or other materials provided with the distribution.
//
//  3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote
//  products derived from this software without specific prior written permission.
//
//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
//  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
//  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
//  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
//  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
//  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
//  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

use once_cell::sync::Lazy;
use tari_metrics::{IntCounter, IntGauge};

pub fn num_sessions() -> IntGauge {
    static METER: Lazy<IntGauge> = Lazy::new(|| {
        tari_metrics::register_int_gauge(
            "comms::messaging::num_sessions",
            "The number of active messaging sessions",
        )
        .unwrap()
    });

    METER.clone()
}

pub fn outbound_message_count() -> IntCounter {
    static METER: Lazy<IntCounter> = Lazy::new(|| {
        tari_metrics::register_int_counter(
            "comms::messaging::outbound_message_count",
            "The number of handshakes per peer",
        )
        .unwrap()
    });

    METER.clone()
}

pub fn inbound_message_count() -> IntCounter {
    static METER: Lazy<IntCounter> = Lazy::new(|| {
        tari_metrics::register_int_counter(
            "comms::messaging::inbound_message_count",
            "The number of handshakes per peer",
        )
        .unwrap()
    });

    METER.clone()
}

pub fn error_count() -> IntCounter {
    static METER: Lazy<IntCounter> =
        Lazy::new(|| tari_metrics::register_int_counter("comms::messaging::errors", "The number of errors").unwrap());

    METER.clone()
}