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joplin/packages/lib/net-utils.ts

113 lines
3.0 KiB
TypeScript

import shim from './shim';
export async function ip() {
const response = await shim.fetch('https://api.ipify.org/?format=json');
if (!response.ok) {
throw new Error(`Could not retrieve IP: ${await response.text()}`);
}
const ip = await response.json();
return ip.ip;
}
// eslint-disable-next-line @typescript-eslint/no-explicit-any -- Old code before rule was applied
export async function findAvailablePort(tcpPortUsed: any, possiblePorts: number[], extraRandomPortsToTry = 20) {
for (let i = 0; i < extraRandomPortsToTry; i++) {
possiblePorts.push(Math.floor(8000 + Math.random() * 2000));
}
let port = null;
for (let i = 0; i < possiblePorts.length; i++) {
const inUse = await tcpPortUsed.check(possiblePorts[i]);
if (!inUse) {
port = possiblePorts[i];
break;
}
}
return port;
}
// eslint-disable-next-line @typescript-eslint/no-explicit-any -- Old code before rule was applied
export function mimeTypeFromHeaders(headers: Record<string, any>) {
if (!headers || !headers['content-type']) return null;
const splitted = headers['content-type'].split(';');
return splitted[0].trim().toLowerCase();
}
const httpStatusCodes_: Record<number, string> = {
100: 'Continue',
101: 'Switching Protocols',
102: 'Processing',
103: 'Early Hints',
200: 'OK',
201: 'Created',
202: 'Accepted',
203: 'Non-Authoritative Information',
204: 'No Content',
205: 'Reset Content',
206: 'Partial Content',
207: 'Multi-Status',
208: 'Already Reported',
226: 'IM Used',
300: 'Multiple Choices',
301: 'Moved Permanently',
302: 'Found',
303: 'See Other',
304: 'Not Modified',
305: 'Use Proxy',
307: 'Temporary Redirect',
308: 'Permanent Redirect',
400: 'Bad Request',
401: 'Unauthorized',
402: 'Payment Required',
403: 'Forbidden',
404: 'Not Found',
405: 'Method Not Allowed',
406: 'Not Acceptable',
407: 'Proxy Authentication Required',
408: 'Request Timeout',
409: 'Conflict',
410: 'Gone',
411: 'Length Required',
412: 'Precondition Failed',
413: 'Payload Too Large',
414: 'URI Too Long',
415: 'Unsupported Media Type',
416: 'Range Not Satisfiable',
417: 'Expectation Failed',
418: 'I\'m a Teapot',
421: 'Misdirected Request',
422: 'Unprocessable Entity',
423: 'Locked',
424: 'Failed Dependency',
425: 'Too Early',
426: 'Upgrade Required',
428: 'Precondition Required',
429: 'Too Many Requests',
431: 'Request Header Fields Too Large',
451: 'Unavailable For Legal Reasons',
500: 'Internal Server Error',
501: 'Not Implemented',
502: 'Bad Gateway',
503: 'Service Unavailable',
504: 'Gateway Timeout',
505: 'HTTP Version Not Supported',
506: 'Variant Also Negotiates',
507: 'Insufficient Storage',
508: 'Loop Detected',
509: 'Bandwidth Limit Exceeded',
510: 'Not Extended',
511: 'Network Authentication Required',
};
export function getHttpStatusMessage(statusCode: number): string {
const msg = httpStatusCodes_[statusCode];
// We don't throw an exception since a server can send any arbitrary error code
if (!msg) return 'Unknown status code';
return msg;
}