import * as fs from 'fs'; import * as os from 'os'; import * as path from 'path'; import * as semver from 'semver'; import * as tmp from 'tmp'; import * as core from '@actions/core'; import * as github from '@actions/github'; import * as buildx from './buildx'; let _defaultContext, _tmpDir: string; export interface Inputs { context: string; file: string; buildArgs: string[]; labels: string[]; tags: string[]; pull: boolean; target: string; allow: string[]; noCache: boolean; builder: string; platforms: string[]; load: boolean; push: boolean; outputs: string[]; cacheFrom: string[]; cacheTo: string[]; secrets: string[]; githubToken: string; ssh: string[]; } export function defaultContext(): string { if (!_defaultContext) { _defaultContext = `https://github.com/${github.context.repo.owner}/${ github.context.repo.repo }.git#${github.context?.ref?.replace(/^refs\//, '')}`; } return _defaultContext; } export function tmpDir(): string { if (!_tmpDir) { _tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'docker-build-push-')).split(path.sep).join(path.posix.sep); } return _tmpDir; } export function tmpNameSync(options?: tmp.TmpNameOptions): string { return tmp.tmpNameSync(options); } export async function getInputs(defaultContext: string): Promise { return { context: core.getInput('context') || defaultContext, file: core.getInput('file') || 'Dockerfile', buildArgs: await getInputList('build-args', true), labels: await getInputList('labels', true), tags: await getInputList('tags'), pull: /true/i.test(core.getInput('pull')), target: core.getInput('target'), allow: await getInputList('allow'), noCache: /true/i.test(core.getInput('no-cache')), builder: core.getInput('builder'), platforms: await getInputList('platforms'), load: /true/i.test(core.getInput('load')), push: /true/i.test(core.getInput('push')), outputs: await getInputList('outputs', true), cacheFrom: await getInputList('cache-from', true), cacheTo: await getInputList('cache-to', true), secrets: await getInputList('secrets', true), githubToken: core.getInput('github-token'), ssh: await getInputList('ssh') }; } export async function getArgs(inputs: Inputs, defaultContext: string, buildxVersion: string): Promise> { let args: Array = ['buildx']; args.push.apply(args, await getBuildArgs(inputs, defaultContext, buildxVersion)); args.push.apply(args, await getCommonArgs(inputs)); args.push(inputs.context); return args; } async function getBuildArgs(inputs: Inputs, defaultContext: string, buildxVersion: string): Promise> { let args: Array = ['build']; await asyncForEach(inputs.buildArgs, async buildArg => { args.push('--build-arg', buildArg); }); await asyncForEach(inputs.labels, async label => { args.push('--label', label); }); await asyncForEach(inputs.tags, async tag => { args.push('--tag', tag); }); if (inputs.target) { args.push('--target', inputs.target); } if (inputs.allow.length > 0) { args.push('--allow', inputs.allow.join(',')); } if (inputs.platforms.length > 0) { args.push('--platform', inputs.platforms.join(',')); } await asyncForEach(inputs.outputs, async output => { args.push('--output', output); }); if ( !buildx.isLocalOrTarExporter(inputs.outputs) && (inputs.platforms.length == 0 || semver.satisfies(buildxVersion, '>=0.4.2')) ) { args.push('--iidfile', await buildx.getImageIDFile()); } await asyncForEach(inputs.cacheFrom, async cacheFrom => { args.push('--cache-from', cacheFrom); }); await asyncForEach(inputs.cacheTo, async cacheTo => { args.push('--cache-to', cacheTo); }); await asyncForEach(inputs.secrets, async secret => { args.push('--secret', await buildx.getSecret(secret)); }); if (inputs.githubToken && !buildx.hasGitAuthToken(inputs.secrets) && inputs.context == defaultContext) { args.push('--secret', await buildx.getSecret(`GIT_AUTH_TOKEN=${inputs.githubToken}`)); } await asyncForEach(inputs.ssh, async ssh => { args.push('--ssh', ssh); }); if (inputs.file) { args.push('--file', inputs.file); } return args; } async function getCommonArgs(inputs: Inputs): Promise> { let args: Array = []; if (inputs.noCache) { args.push('--no-cache'); } if (inputs.builder) { args.push('--builder', inputs.builder); } if (inputs.pull) { args.push('--pull'); } if (inputs.load) { args.push('--load'); } if (inputs.push) { args.push('--push'); } return args; } export async function getInputList(name: string, ignoreComma?: boolean): Promise { const items = core.getInput(name); if (items == '') { return []; } return items .split(/\r?\n/) .filter(x => x) .reduce( (acc, line) => acc.concat(!ignoreComma ? line.split(',').filter(x => x) : line).map(pat => pat.trim()), [] ); } export const asyncForEach = async (array, callback) => { for (let index = 0; index < array.length; index++) { await callback(array[index], index, array); } };