Add support for showing usage graphs on the console page

This commit is contained in:
Dane Everitt 2019-09-29 13:23:15 -07:00
parent c66d2cd123
commit 29834a33f8
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GPG key ID: EEA66103B3D71F53
7 changed files with 292 additions and 52 deletions

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@ -0,0 +1,23 @@
import React from 'react';
import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
import { IconProp } from '@fortawesome/fontawesome-svg-core';
interface Props {
icon?: IconProp;
title: string;
className?: string;
children: React.ReactNode;
}
export default ({ icon, title, children, className }: Props) => (
<div className={`rounded shadow-md bg-neutral-700 ${className}`}>
<div className={'bg-neutral-900 rounded-t p-3 border-b border-black'}>
<p className={'text-sm uppercase'}>
{icon && <FontAwesomeIcon icon={icon} className={'mr-2 text-neutral-300'}/>}{title}
</p>
</div>
<div className={'p-3'}>
{children}
</div>
</div>
);

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@ -4,19 +4,16 @@ import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
import { faServer } from '@fortawesome/free-solid-svg-icons/faServer';
import { faCircle } from '@fortawesome/free-solid-svg-icons/faCircle';
import classNames from 'classnames';
import styled from 'styled-components';
import { faMemory } from '@fortawesome/free-solid-svg-icons/faMemory';
import { faMicrochip } from '@fortawesome/free-solid-svg-icons/faMicrochip';
import { bytesToHuman } from '@/helpers';
import SuspenseSpinner from '@/components/elements/SuspenseSpinner';
import TitledGreyBox from '@/components/elements/TitledGreyBox';
type PowerAction = 'start' | 'stop' | 'restart' | 'kill';
const GreyBox = styled.div`
${tw`mt-4 shadow-md bg-neutral-700 rounded p-3 flex text-xs`}
`;
const ChunkedConsole = lazy(() => import('@/components/server/Console'));
const ChunkedStatGraphs = lazy(() => import('@/components/server/StatGraphs'));
const StopOrKillButton = ({ onPress }: { onPress: (action: PowerAction) => void }) => {
const [ clicked, setClicked ] = useState(false);
@ -80,46 +77,39 @@ export default () => {
return (
<div className={'my-10 flex'}>
<div className={'flex-1 ml-4'}>
<div className={'rounded shadow-md bg-neutral-700'}>
<div className={'bg-neutral-900 rounded-t p-3 border-b border-black'}>
<p className={'text-sm uppercase'}>
<FontAwesomeIcon icon={faServer} className={'mr-1 text-neutral-300'}/> {server.name}
</p>
</div>
<div className={'p-3'}>
<p className={'text-xs uppercase'}>
<FontAwesomeIcon
icon={faCircle}
fixedWidth={true}
className={classNames('mr-1', {
'text-red-500': status === 'offline',
'text-yellow-500': [ 'running', 'offline' ].indexOf(status) < 0,
'text-green-500': status === 'running',
})}
/>
&nbsp;{status}
</p>
<p className={'text-xs mt-2'}>
<FontAwesomeIcon
icon={faMemory}
fixedWidth={true}
className={'mr-1'}
/>
&nbsp;{bytesToHuman(memory)}
<span className={'text-neutral-500'}>/ {server.limits.memory} MB</span>
</p>
<p className={'text-xs mt-2'}>
<FontAwesomeIcon
icon={faMicrochip}
fixedWidth={true}
className={'mr-1'}
/>
&nbsp;{cpu.toFixed(2)} %
</p>
</div>
</div>
<GreyBox className={'justify-center'}>
<div className={'w-1/4 ml-4'}>
<TitledGreyBox title={server.name} icon={faServer}>
<p className={'text-xs uppercase'}>
<FontAwesomeIcon
icon={faCircle}
fixedWidth={true}
className={classNames('mr-1', {
'text-red-500': status === 'offline',
'text-yellow-500': [ 'running', 'offline' ].indexOf(status) < 0,
'text-green-500': status === 'running',
})}
/>
&nbsp;{status}
</p>
<p className={'text-xs mt-2'}>
<FontAwesomeIcon
icon={faMemory}
fixedWidth={true}
className={'mr-1'}
/>
&nbsp;{bytesToHuman(memory)}
<span className={'text-neutral-500'}>/ {server.limits.memory} MB</span>
</p>
<p className={'text-xs mt-2'}>
<FontAwesomeIcon
icon={faMicrochip}
fixedWidth={true}
className={'mr-1'}
/>
&nbsp;{cpu.toFixed(2)} %
</p>
</TitledGreyBox>
<div className={'grey-box justify-center'}>
<button
className={'btn btn-secondary btn-xs mr-2'}
disabled={status !== 'offline'}
@ -140,13 +130,14 @@ export default () => {
Restart
</button>
<StopOrKillButton onPress={action => sendPowerCommand(action)}/>
</GreyBox>
</div>
<SuspenseSpinner>
<div className={'mx-4 w-3/4 mr-4'}>
<ChunkedConsole/>
</div>
</SuspenseSpinner>
</div>
<div className={'flex-1 mx-4 mr-4'}>
<SuspenseSpinner>
<ChunkedConsole/>
{status !== 'offline' && <ChunkedStatGraphs/>}
</SuspenseSpinner>
</div>
</div>
);
};

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@ -0,0 +1,171 @@
import React, { useCallback, useEffect, useState } from 'react';
import Chart, { ChartConfiguration } from 'chart.js';
import { ServerContext } from '@/state/server';
import { bytesToMegabytes } from '@/helpers';
import merge from 'lodash-es/merge';
import TitledGreyBox from '@/components/elements/TitledGreyBox';
import { faMemory } from '@fortawesome/free-solid-svg-icons/faMemory';
import { faMicrochip } from '@fortawesome/free-solid-svg-icons/faMicrochip';
const chartDefaults: ChartConfiguration = {
type: 'line',
options: {
legend: {
display: false,
},
tooltips: {
enabled: false,
},
animation: {
duration: 0,
},
hover: {
animationDuration: 0,
},
elements: {
point: {
radius: 0,
},
line: {
tension: 0.1,
backgroundColor: 'rgba(15, 178, 184, 0.45)',
borderColor: '#32D0D9',
},
},
scales: {
xAxes: [ {
ticks: {
display: false,
},
gridLines: {
display: false,
},
} ],
yAxes: [ {
gridLines: {
drawTicks: false,
color: 'rgba(229, 232, 235, 0.15)',
zeroLineColor: 'rgba(15, 178, 184, 0.45)',
zeroLineWidth: 3,
},
ticks: {
fontSize: 10,
fontFamily: '"IBM Plex Mono", monospace',
fontColor: 'rgb(229, 232, 235)',
min: 0,
beginAtZero: true,
maxTicksLimit: 5,
},
} ],
},
responsiveAnimationDuration: 0,
},
};
const createDefaultChart = (ctx: CanvasRenderingContext2D, options?: ChartConfiguration): Chart => new Chart(ctx, {
...merge({}, chartDefaults, options),
data: {
labels: Array(20).fill(''),
datasets: [
{
fill: true,
data: Array(20).fill(0),
},
],
},
});
export default () => {
const { limits } = ServerContext.useStoreState(state => state.server.data!);
const { connected, instance } = ServerContext.useStoreState(state => state.socket);
const [ memory, setMemory ] = useState<Chart>();
const [ cpu, setCpu ] = useState<Chart>();
const memoryRef = useCallback<(node: HTMLCanvasElement | null) => void>(node => {
if (!node) {
return;
}
setMemory(createDefaultChart(node.getContext('2d')!, {
options: {
scales: {
yAxes: [ {
ticks: {
callback: (value) => `${value}Mb `,
suggestedMax: limits.memory,
},
} ],
},
},
}));
}, []);
const cpuRef = useCallback<(node: HTMLCanvasElement | null) => void>(node => {
if (!node) {
return;
}
setCpu(createDefaultChart(node.getContext('2d')!, {
options: {
scales: {
yAxes: [ {
ticks: {
callback: (value) => `${value}% `,
},
} ],
},
},
}));
}, []);
const statsListener = (data: string) => {
let stats: any = {};
try {
stats = JSON.parse(data);
} catch (e) {
return;
}
if (memory && memory.data.datasets) {
const data = memory.data.datasets[0].data!;
data.push(bytesToMegabytes(stats.memory_bytes));
data.shift();
memory.update();
}
if (cpu && cpu.data.datasets) {
const data = cpu.data.datasets[0].data!;
data.push(stats.cpu_absolute);
data.shift();
cpu.update();
}
};
useEffect(() => {
if (!connected || !instance) {
return;
}
instance.addListener('stats', statsListener);
return () => {
instance.removeListener('stats', statsListener);
};
}, [ connected, memory, cpu ]);
return (
<div className={'flex mt-4'}>
<TitledGreyBox title={'Memory usage'} icon={faMemory} className={'flex-1 mr-2'}>
<canvas id={'memory_chart'} ref={memoryRef} aria-label={'Server Memory Usage Graph'} role={'img'}/>
</TitledGreyBox>
<TitledGreyBox title={'CPU usage'} icon={faMicrochip} className={'flex-1 ml-2'}>
<canvas id={'cpu_chart'} ref={cpuRef} aria-label={'Server CPU Usage Graph'} role={'img'}/>
</TitledGreyBox>
</div>
);
};

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@ -4,7 +4,8 @@ export function bytesToHuman (bytes: number): string {
}
const i = Math.floor(Math.log(bytes) / Math.log(1000));
// @ts-ignore
return `${(bytes / Math.pow(1000, i)).toFixed(2) * 1} ${['Bytes', 'kB', 'MB', 'GB', 'TB'][i]}`;
}
export const bytesToMegabytes = (bytes: number) => Math.floor(bytes / 1000 / 1000);

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@ -19,3 +19,7 @@ code.clean {
@apply .rounded-full .bg-neutral-500 .p-3;
}
}
.grey-box {
@apply .mt-4 .shadow-md .bg-neutral-700 .rounded .p-3 .flex .text-xs;
}