import fs from 'fs'; import path from 'path'; import csvparse from 'csv-parse/lib/sync'; import * as semver from 'semver'; import * as context from './context'; import * as exec from './exec'; export async function getImageIDFile(): Promise { return path.join(context.tmpDir(), 'iidfile').split(path.sep).join(path.posix.sep); } export async function getImageID(): Promise { const iidFile = await getImageIDFile(); if (!fs.existsSync(iidFile)) { return undefined; } return fs.readFileSync(iidFile, {encoding: 'utf-8'}); } export async function getSecret(kvp: string): Promise { const sepIndex = kvp.indexOf('='); const key = kvp.substr(0, sepIndex); const value = kvp.substr(sepIndex + 1); const secretFile = context.tmpNameSync({ tmpdir: context.tmpDir() }); await fs.writeFileSync(secretFile, value); return `id=${key},src=${secretFile}`; } export function isLocalOrTarExporter(outputs: string[]): Boolean { for (let output of csvparse(outputs.join(`\n`), { delimiter: ',', trim: true, columns: false, relax_column_count: true })) { // Local if no type is defined // https://github.com/docker/buildx/blob/d2bf42f8b4784d83fde17acb3ed84703ddc2156b/build/output.go#L29-L43 if (output.length == 1 && !output[0].startsWith('type=')) { return true; } for (let [key, value] of output.map(chunk => chunk.split('=').map(item => item.trim()))) { if (key == 'type' && (value == 'local' || value == 'tar')) { return true; } } } return false; } export function hasGitAuthToken(secrets: string[]): Boolean { for (let secret of secrets) { if (secret.startsWith('GIT_AUTH_TOKEN=')) { return true; } } return false; } export async function isAvailable(): Promise { return await exec.exec(`docker`, ['buildx'], true).then(res => { if (res.stderr != '' && !res.success) { return false; } return res.success; }); } export async function getVersion(): Promise { return await exec.exec(`docker`, ['buildx', 'version'], true).then(res => { if (res.stderr != '' && !res.success) { throw new Error(res.stderr); } return parseVersion(res.stdout); }); } export async function parseVersion(stdout: string): Promise { const matches = /\sv?([0-9.]+)/.exec(stdout); if (!matches) { throw new Error(`Cannot parse Buildx version`); } return semver.clean(matches[1]); }