goreleaser-action/src/installer.ts

82 lines
2.2 KiB
TypeScript

import * as tc from '@actions/tool-cache';
import * as download from 'download';
import * as fs from 'fs';
import * as os from 'os';
import * as path from 'path';
import * as util from 'util';
import * as restm from 'typed-rest-client/RestClient';
let osPlat: string = os.platform();
let osArch: string = os.arch();
export async function getGoReleaser(version: string): Promise<string> {
const selected = await determineVersion(version);
if (selected) {
version = selected;
}
console.log(`✅ GoReleaser version found: ${version}`);
const tmpdir = fs.mkdtempSync(path.join(os.tmpdir(), 'goreleaser-'));
const fileName = getFileName();
const downloadUrl = util.format(
'https://github.com/goreleaser/goreleaser/releases/download/%s/%s',
version,
fileName
);
console.log(`⬇️ Downloading ${downloadUrl}...`);
await download.default(downloadUrl, tmpdir, {filename: fileName});
console.log('📦 Extracting GoReleaser...');
let extPath: string = tmpdir;
if (osPlat == 'win32') {
extPath = await tc.extractZip(`${tmpdir}/${fileName}`);
} else {
extPath = await tc.extractTar(`${tmpdir}/${fileName}`);
}
return path.join(extPath, 'goreleaser');
}
function getFileName(): string {
const platform: string =
osPlat == 'win32' ? 'Windows' : osPlat == 'darwin' ? 'Darwin' : 'Linux';
const arch: string = osArch == 'x64' ? 'x86_64' : 'i386';
const ext: string = osPlat == 'win32' ? 'zip' : 'tar.gz';
const filename: string = util.format(
'goreleaser_%s_%s.%s',
platform,
arch,
ext
);
return filename;
}
interface GitHubRelease {
tag_name: string;
}
async function determineVersion(version: string): Promise<string> {
let rest: restm.RestClient = new restm.RestClient(
'ghaction-goreleaser',
'https://github.com',
undefined,
{
headers: {
Accept: 'application/json'
}
}
);
let res: restm.IRestResponse<GitHubRelease> = await rest.get<GitHubRelease>(
`/goreleaser/goreleaser/releases/${version}`
);
if (res.statusCode != 200 || res.result === null) {
throw new Error(
`Cannot find GoReleaser ${version} release (http ${res.statusCode})`
);
}
return res.result.tag_name;
}