#cli #mackerel

mackerel_plugin

Mackerel plugin helper library

8 releases

Uses old Rust 2015

0.2.5 Oct 3, 2020
0.2.4 Jul 18, 2020
0.2.3 Nov 10, 2018
0.2.2 Oct 7, 2017
0.0.0 Sep 30, 2017

#1032 in Data structures

44 downloads per month
Used in 2 crates

MIT license

18KB
394 lines

mackerel-plugin-rs

CI Status crates.io MIT License

ー Mackerel plugin helper library for Rust ー

Plugin samples

Plugins using this library.

Example

#[macro_use]
extern crate mackerel_plugin;
extern crate rand;

use std::collections::HashMap;
use mackerel_plugin::*;

struct DicePlugin {}

impl Plugin for DicePlugin {
    fn fetch_metrics(&self) -> Result<HashMap<String, f64>, String> {
        let mut metrics = HashMap::new();
        metrics.insert("dice.d6".to_string(), (rand::random::<u64>() % 6 + 1) as f64);
        metrics.insert("dice.d20".to_string(), (rand::random::<u64>() % 20 + 1) as f64);
        Ok(metrics)
    }

    fn graph_definition(&self) -> Vec<Graph> {
        vec![
            graph! {
                name: "dice",
                label: "My Dice",
                unit: "integer",
                metrics: [
                    { name: "d6", label: "Die 6" },
                    { name: "d20", label: "Die 20" },
                ]
            },
        ]
    }
}

fn main() {
    let plugin = DicePlugin {};
    match plugin.run() {
        Ok(_) => {},
        Err(err) => {
            eprintln!("mackerel-plugin-dice: {}", err);
            std::process::exit(1);
        }
    }
}

Author

itchyny (https://github.com/itchyny)

License

This software is released under the MIT License, see LICENSE.

Dependencies

~1–1.7MB
~36K SLoC