misc_pterodactyl-panel/resources/scripts/components/server/Console.tsx

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import React, { useCallback, useEffect, useMemo, useState } from 'react';
import { ITerminalOptions, Terminal } from 'xterm';
import * as TerminalFit from 'xterm/lib/addons/fit/fit';
import SpinnerOverlay from '@/components/elements/SpinnerOverlay';
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import { ServerContext } from '@/state/server';
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import styled from 'styled-components/macro';
import { usePermissions } from '@/plugins/usePermissions';
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import tw from 'twin.macro';
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import 'xterm/dist/xterm.css';
const theme = {
background: 'transparent',
cursor: 'transparent',
black: '#000000',
red: '#E54B4B',
green: '#9ECE58',
yellow: '#FAED70',
blue: '#396FE2',
magenta: '#BB80B3',
cyan: '#2DDAFD',
white: '#d0d0d0',
brightBlack: 'rgba(255, 255, 255, 0.2)',
brightRed: '#FF5370',
brightGreen: '#C3E88D',
brightYellow: '#FFCB6B',
brightBlue: '#82AAFF',
brightMagenta: '#C792EA',
brightCyan: '#89DDFF',
brightWhite: '#ffffff',
};
const terminalProps: ITerminalOptions = {
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disableStdin: true,
cursorStyle: 'underline',
allowTransparency: true,
fontSize: 12,
fontFamily: 'Menlo, Monaco, Consolas, monospace',
rows: 30,
theme: theme,
};
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const TerminalDiv = styled.div`
&::-webkit-scrollbar {
width: 8px;
}
&::-webkit-scrollbar-thumb {
${tw`bg-neutral-900`};
}
`;
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export default () => {
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const TERMINAL_PRELUDE = '\u001b[1m\u001b[33mcontainer@pterodactyl~ \u001b[0m';
const [ terminalElement, setTerminalElement ] = useState<HTMLDivElement | null>(null);
const useRef = useCallback(node => setTerminalElement(node), []);
const terminal = useMemo(() => new Terminal({ ...terminalProps }), []);
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const { connected, instance } = ServerContext.useStoreState(state => state.socket);
const [ canSendCommands ] = usePermissions([ 'control.console' ]);
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const handleConsoleOutput = (line: string, prelude = false) => terminal.writeln(
(prelude ? TERMINAL_PRELUDE : '') + line.replace(/(?:\r\n|\r|\n)$/im, '') + '\u001b[0m',
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);
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const handleDaemonErrorOutput = (line: string) => terminal.writeln(
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TERMINAL_PRELUDE + '\u001b[1m\u001b[41m' + line.replace(/(?:\r\n|\r|\n)$/im, '') + '\u001b[0m',
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);
const handlePowerChangeEvent = (state: string) => terminal.writeln(
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TERMINAL_PRELUDE + 'Server marked as ' + state + '...\u001b[0m',
);
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const handleCommandKeydown = (e: React.KeyboardEvent<HTMLInputElement>) => {
if (e.key !== 'Enter' || (e.key === 'Enter' && e.currentTarget.value.length < 1)) {
return;
}
instance && instance.send('send command', e.currentTarget.value);
e.currentTarget.value = '';
};
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useEffect(() => {
if (connected && terminalElement && !terminal.element) {
terminal.open(terminalElement);
// @see https://github.com/xtermjs/xterm.js/issues/2265
// @see https://github.com/xtermjs/xterm.js/issues/2230
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TerminalFit.fit(terminal);
// Add support for copying terminal text.
terminal.attachCustomKeyEventHandler((e: KeyboardEvent) => {
// Ctrl + C
if (e.ctrlKey && (e.key === 'c')) {
document.execCommand('copy');
return false;
}
return true;
});
}
}, [ terminal, connected, terminalElement ]);
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useEffect(() => {
if (connected && instance) {
terminal.clear();
instance.addListener('status', handlePowerChangeEvent);
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instance.addListener('console output', handleConsoleOutput);
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instance.addListener('install output', handleConsoleOutput);
instance.addListener('daemon message', line => handleConsoleOutput(line, true));
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instance.addListener('daemon error', handleDaemonErrorOutput);
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instance.send('send logs');
}
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return () => {
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instance && instance.removeListener('console output', handleConsoleOutput)
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.removeListener('install output', handleConsoleOutput)
.removeListener('daemon message', line => handleConsoleOutput(line, true))
.removeListener('daemon error', handleDaemonErrorOutput)
.removeListener('status', handlePowerChangeEvent);
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};
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// eslint-disable-next-line react-hooks/exhaustive-deps
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}, [ connected, instance ]);
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return (
<div css={tw`text-xs font-mono relative`}>
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<SpinnerOverlay visible={!connected} size={'large'}/>
<div
css={[
tw`rounded-t p-2 bg-black w-full`,
!canSendCommands && tw`rounded-b`,
]}
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style={{
minHeight: '16rem',
maxHeight: '32rem',
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}}
>
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<TerminalDiv id={'terminal'} ref={useRef}/>
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</div>
{canSendCommands &&
<div css={tw`rounded-b bg-neutral-900 text-neutral-100 flex`}>
<div css={tw`flex-shrink-0 p-2 font-bold`}>$</div>
<div css={tw`w-full`}>
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<input
type={'text'}
disabled={!instance || !connected}
css={tw`bg-transparent text-neutral-100 p-2 pl-0 w-full`}
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onKeyDown={e => handleCommandKeydown(e)}
/>
</div>
</div>
}
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</div>
);
};