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Refactor utils.fetch to a module and mock it with nock

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Add redirect support in utils.fetch
This commit is contained in:
Shivam Mathur
2022-02-05 11:41:01 +05:30
parent 76555571a6
commit 4dc94c27cf
10 changed files with 292 additions and 129 deletions
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54
src/fetch.ts Normal file
View File

@ -0,0 +1,54 @@
import {IncomingMessage, OutgoingHttpHeaders} from 'http';
import * as https from 'https';
import * as url from 'url';
/**
* Function to fetch an URL
*
* @param input_url
* @param auth_token
*/
export async function fetch(
input_url: string,
auth_token?: string,
redirect_count = 5
): Promise<Record<string, string>> {
const fetch_promise: Promise<Record<string, string>> = new Promise(
resolve => {
const url_object: url.UrlObject = new url.URL(input_url);
const headers: OutgoingHttpHeaders = {
'User-Agent': `Mozilla/5.0 (${process.platform} ${process.arch}) setup-php`
};
if (auth_token) {
headers.authorization = 'Bearer ' + auth_token;
}
const options: https.RequestOptions = {
hostname: url_object.hostname,
path: url_object.pathname,
headers: headers
};
const req = https.get(options, (res: IncomingMessage) => {
if (res.statusCode === 200) {
let body = '';
res.setEncoding('utf8');
res.on('data', chunk => (body += chunk));
res.on('end', () => resolve({data: `${body}`}));
} else if (
[301, 302, 303, 307, 308].includes(res.statusCode as number)
) {
if (redirect_count > 0 && res.headers.location) {
fetch(res.headers.location, auth_token, redirect_count--).then(
resolve
);
} else {
resolve({error: `${res.statusCode}: Redirect error`});
}
} else {
resolve({error: `${res.statusCode}: ${res.statusMessage}`});
}
});
req.end();
}
);
return await fetch_promise;
}

7
src/tools.ts
View File

@ -1,6 +1,7 @@
import * as utils from './utils';
import path from 'path';
import fs from 'fs';
import * as fetch from './fetch';
import * as utils from './utils';
type RS = Record<string, string>;
type RSRS = Record<string, RS>;
@ -21,7 +22,7 @@ export async function getSemverVersion(data: RS): Promise<string> {
const search: string = data['version_prefix'] + data['version'];
const url = `https://api.github.com/repos/${data['repository']}/git/matching-refs/tags%2F${search}.`;
const token: string = await utils.readEnv('COMPOSER_TOKEN');
const response: RS = await utils.fetch(url, token);
const response: RS = await fetch.fetch(url, token);
if (response.error || response.data === '[]') {
data['error'] = response.error ?? `No version found with prefix ${search}.`;
return data['version'];
@ -42,7 +43,7 @@ export async function getLatestVersion(data: RS): Promise<string> {
if (!data['version'] && data['fetch_latest'] === 'false') {
return 'latest';
}
const resp: Record<string, string> = await utils.fetch(
const resp: Record<string, string> = await fetch.fetch(
`${data['github']}/${data['repository']}/releases.atom`
);
if (resp['data']) {

46
src/utils.ts
View File

@ -1,8 +1,6 @@
import {IncomingMessage, OutgoingHttpHeaders} from 'http';
import * as https from 'https';
import * as path from 'path';
import * as url from 'url';
import * as core from '@actions/core';
import * as fetch from './fetch';
/**
* Function to read environment variable and return a string value.
@ -46,46 +44,6 @@ export async function getInput(
}
}
/**
* Function to fetch an URL
*
* @param input_url
* @param auth_token
*/
export async function fetch(
input_url: string,
auth_token?: string
): Promise<Record<string, string>> {
const fetch_promise: Promise<Record<string, string>> = new Promise(
resolve => {
const url_object: url.UrlObject = new url.URL(input_url);
const headers: OutgoingHttpHeaders = {
'User-Agent': `Mozilla/5.0 (${process.platform} ${process.arch}) setup-php`
};
if (auth_token) {
headers.authorization = 'Bearer ' + auth_token;
}
const options: https.RequestOptions = {
hostname: url_object.hostname,
path: url_object.pathname,
headers: headers
};
const req = https.get(options, (res: IncomingMessage) => {
if (res.statusCode != 200) {
resolve({error: `${res.statusCode}: ${res.statusMessage}`});
} else {
let body = '';
res.setEncoding('utf8');
res.on('data', chunk => (body += chunk));
res.on('end', () => resolve({data: `${body}`}));
}
});
req.end();
}
);
return await fetch_promise;
}
/** Function to get manifest URL
*
*/
@ -102,7 +60,7 @@ export async function parseVersion(version: string): Promise<string> {
const manifest = await getManifestURL();
switch (true) {
case /^(latest|nightly|\d+\.x)$/.test(version):
return JSON.parse((await fetch(manifest))['data'])[version];
return JSON.parse((await fetch.fetch(manifest))['data'])[version];
default:
switch (true) {
case version.length > 1: