mirror of
https://github.com/docker/setup-buildx-action.git
synced 2024-11-22 08:54:57 +00:00
380 lines
12 KiB
TypeScript
380 lines
12 KiB
TypeScript
import * as fs from 'fs';
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import * as path from 'path';
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import * as semver from 'semver';
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import * as util from 'util';
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import * as context from './context';
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import * as git from './git';
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import * as github from './github';
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import * as core from '@actions/core';
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import * as exec from '@actions/exec';
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import * as tc from '@actions/tool-cache';
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export type Builder = {
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name?: string;
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driver?: string;
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nodes: Node[];
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};
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export type Node = {
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name?: string;
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endpoint?: string;
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'driver-opts'?: Array<string>;
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status?: string;
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'buildkitd-flags'?: string;
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buildkit?: string;
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platforms?: string;
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};
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export async function getConfigInline(s: string): Promise<string> {
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return getConfig(s, false);
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}
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export async function getConfigFile(s: string): Promise<string> {
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return getConfig(s, true);
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}
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export async function getConfig(s: string, file: boolean): Promise<string> {
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if (file) {
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if (!fs.existsSync(s)) {
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throw new Error(`config file ${s} not found`);
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}
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s = fs.readFileSync(s, {encoding: 'utf-8'});
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}
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const configFile = context.tmpNameSync({
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tmpdir: context.tmpDir()
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});
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fs.writeFileSync(configFile, s);
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return configFile;
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}
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export async function isAvailable(standalone?: boolean): Promise<boolean> {
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const cmd = getCommand([], standalone);
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return await exec
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.getExecOutput(cmd.commandLine, cmd.args, {
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ignoreReturnCode: true,
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silent: true
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})
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.then(res => {
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if (res.stderr.length > 0 && res.exitCode != 0) {
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return false;
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}
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return res.exitCode == 0;
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})
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// eslint-disable-next-line @typescript-eslint/no-unused-vars
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.catch(error => {
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return false;
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});
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}
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export async function getVersion(standalone?: boolean): Promise<string> {
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const cmd = getCommand(['version'], standalone);
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return await exec
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.getExecOutput(cmd.commandLine, cmd.args, {
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ignoreReturnCode: true,
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silent: true
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})
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.then(res => {
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if (res.stderr.length > 0 && res.exitCode != 0) {
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throw new Error(res.stderr.trim());
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}
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return parseVersion(res.stdout.trim());
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});
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}
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export function parseVersion(stdout: string): string {
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const matches = /\sv?([0-9a-f]{7}|[0-9.]+)/.exec(stdout);
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if (!matches) {
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throw new Error(`Cannot parse buildx version`);
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}
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return matches[1];
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}
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export function satisfies(version: string, range: string): boolean {
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return semver.satisfies(version, range) || /^[0-9a-f]{7}$/.exec(version) !== null;
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}
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export async function inspect(name: string, standalone?: boolean): Promise<Builder> {
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const cmd = getCommand(['inspect', name], standalone);
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return await exec
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.getExecOutput(cmd.commandLine, cmd.args, {
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ignoreReturnCode: true,
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silent: true
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})
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.then(res => {
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if (res.stderr.length > 0 && res.exitCode != 0) {
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throw new Error(res.stderr.trim());
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}
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return parseInspect(res.stdout);
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});
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}
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export async function parseInspect(data: string): Promise<Builder> {
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const builder: Builder = {
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nodes: []
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};
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let node: Node = {};
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for (const line of data.trim().split(`\n`)) {
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const [key, ...rest] = line.split(':');
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const value = rest.map(v => v.trim()).join(':');
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if (key.length == 0 || value.length == 0) {
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continue;
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}
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switch (key.toLowerCase()) {
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case 'name': {
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if (builder.name == undefined) {
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builder.name = value;
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} else {
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if (Object.keys(node).length > 0) {
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builder.nodes.push(node);
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node = {};
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}
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node.name = value;
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}
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break;
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}
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case 'driver': {
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builder.driver = value;
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break;
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}
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case 'endpoint': {
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node.endpoint = value;
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break;
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}
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case 'driver options': {
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node['driver-opts'] = (value.match(/(\w+)="([^"]*)"/g) || []).map(v => v.replace(/^(.*)="(.*)"$/g, '$1=$2'));
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break;
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}
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case 'status': {
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node.status = value;
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break;
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}
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case 'flags': {
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node['buildkitd-flags'] = value;
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break;
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}
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case 'buildkit': {
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node.buildkit = value;
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break;
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}
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case 'platforms': {
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let platforms: Array<string> = [];
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// if a preferred platform is being set then use only these
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// https://docs.docker.com/engine/reference/commandline/buildx_inspect/#get-information-about-a-builder-instance
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if (value.includes('*')) {
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for (const platform of value.split(', ')) {
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if (platform.includes('*')) {
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platforms.push(platform.replace('*', ''));
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}
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}
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} else {
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// otherwise set all platforms available
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platforms = value.split(', ');
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}
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node.platforms = platforms.join(',');
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break;
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}
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}
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}
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if (Object.keys(node).length > 0) {
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builder.nodes.push(node);
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}
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return builder;
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}
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export async function build(inputBuildRef: string, dest: string, standalone: boolean): Promise<string> {
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// eslint-disable-next-line prefer-const
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let [repo, ref] = inputBuildRef.split('#');
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if (ref.length == 0) {
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ref = 'master';
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}
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let vspec: string;
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if (ref.match(/^[0-9a-fA-F]{40}$/)) {
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vspec = ref;
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} else {
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vspec = await git.getRemoteSha(repo, ref);
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}
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core.debug(`Tool version spec ${vspec}`);
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let toolPath: string;
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toolPath = tc.find('buildx', vspec);
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if (!toolPath) {
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const outFolder = path.join(context.tmpDir(), 'out').split(path.sep).join(path.posix.sep);
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let buildWithStandalone = false;
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const standaloneFound = await isAvailable(true);
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const pluginFound = await isAvailable(false);
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if (standalone && standaloneFound) {
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core.debug(`Buildx standalone found, build with it`);
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buildWithStandalone = true;
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} else if (!standalone && pluginFound) {
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core.debug(`Buildx plugin found, build with it`);
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buildWithStandalone = false;
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} else if (standaloneFound) {
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core.debug(`Buildx plugin not found, but standalone found so trying to build with it`);
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buildWithStandalone = true;
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} else if (pluginFound) {
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core.debug(`Buildx standalone not found, but plugin found so trying to build with it`);
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buildWithStandalone = false;
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} else {
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throw new Error(`Neither buildx standalone or plugin have been found to build from ref`);
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}
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const buildCmd = getCommand(['build', '--target', 'binaries', '--build-arg', 'BUILDKIT_CONTEXT_KEEP_GIT_DIR=1', '--output', `type=local,dest=${outFolder}`, inputBuildRef], buildWithStandalone);
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toolPath = await exec
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.getExecOutput(buildCmd.commandLine, buildCmd.args, {
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ignoreReturnCode: true
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})
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.then(res => {
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if (res.stderr.length > 0 && res.exitCode != 0) {
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core.warning(res.stderr.trim());
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}
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return tc.cacheFile(`${outFolder}/buildx`, context.osPlat == 'win32' ? 'docker-buildx.exe' : 'docker-buildx', 'buildx', vspec);
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});
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}
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if (standalone) {
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return setStandalone(toolPath, dest);
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}
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return setPlugin(toolPath, dest);
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}
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export async function install(inputVersion: string, githubToken: string, dest: string, standalone: boolean): Promise<string> {
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let release: github.Release;
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if (inputVersion == 'latest') {
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release = await github.getLatestRelease(githubToken);
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} else {
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release = await github.getReleaseTag(inputVersion, githubToken);
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}
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core.debug(`Release ${release.tag_name} found`);
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const version = release.tag_name.replace(/^v+|v+$/g, '');
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let toolPath: string;
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toolPath = tc.find('buildx', version);
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if (!toolPath) {
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const c = semver.clean(version) || '';
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if (!semver.valid(c)) {
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throw new Error(`Invalid Buildx version "${version}".`);
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}
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toolPath = await download(version);
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}
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if (standalone) {
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return setStandalone(toolPath, dest);
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}
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return setPlugin(toolPath, dest);
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}
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async function setStandalone(toolPath: string, dest: string): Promise<string> {
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core.info('Standalone mode');
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const toolBinPath = path.join(toolPath, context.osPlat == 'win32' ? 'docker-buildx.exe' : 'docker-buildx');
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const binDir = path.join(dest, 'bin');
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core.debug(`Bin dir is ${binDir}`);
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if (!fs.existsSync(binDir)) {
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fs.mkdirSync(binDir, {recursive: true});
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}
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const filename: string = context.osPlat == 'win32' ? 'buildx.exe' : 'buildx';
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const buildxPath: string = path.join(binDir, filename);
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core.debug(`Bin path is ${buildxPath}`);
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fs.copyFileSync(toolBinPath, buildxPath);
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core.info('Fixing perms');
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fs.chmodSync(buildxPath, '0755');
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core.addPath(binDir);
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core.info('Added buildx to the path');
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return buildxPath;
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}
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async function setPlugin(toolPath: string, dockerConfigHome: string): Promise<string> {
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core.info('Docker plugin mode');
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const toolBinPath = path.join(toolPath, context.osPlat == 'win32' ? 'docker-buildx.exe' : 'docker-buildx');
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const pluginsDir: string = path.join(dockerConfigHome, 'cli-plugins');
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core.debug(`Plugins dir is ${pluginsDir}`);
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if (!fs.existsSync(pluginsDir)) {
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fs.mkdirSync(pluginsDir, {recursive: true});
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}
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const filename: string = context.osPlat == 'win32' ? 'docker-buildx.exe' : 'docker-buildx';
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const pluginPath: string = path.join(pluginsDir, filename);
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core.debug(`Plugin path is ${pluginPath}`);
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fs.copyFileSync(toolBinPath, pluginPath);
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core.info('Fixing perms');
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fs.chmodSync(pluginPath, '0755');
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return pluginPath;
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}
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async function download(version: string): Promise<string> {
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const targetFile: string = context.osPlat == 'win32' ? 'docker-buildx.exe' : 'docker-buildx';
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const downloadUrl = util.format('https://github.com/docker/buildx/releases/download/v%s/%s', version, await filename(version));
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core.info(`Downloading ${downloadUrl}`);
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const downloadPath = await tc.downloadTool(downloadUrl);
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core.debug(`Downloaded to ${downloadPath}`);
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return await tc.cacheFile(downloadPath, targetFile, 'buildx', version);
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}
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async function filename(version: string): Promise<string> {
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let arch: string;
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switch (context.osArch) {
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case 'x64': {
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arch = 'amd64';
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break;
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}
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case 'ppc64': {
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arch = 'ppc64le';
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break;
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}
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case 'arm': {
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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const arm_version = (process.config.variables as any).arm_version;
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arch = arm_version ? 'arm-v' + arm_version : 'arm';
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break;
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}
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default: {
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arch = context.osArch;
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break;
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}
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}
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const platform: string = context.osPlat == 'win32' ? 'windows' : context.osPlat;
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const ext: string = context.osPlat == 'win32' ? '.exe' : '';
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return util.format('buildx-v%s.%s-%s%s', version, platform, arch, ext);
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}
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export async function getBuildKitVersion(containerID: string): Promise<string> {
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return exec
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.getExecOutput(`docker`, ['inspect', '--format', '{{.Config.Image}}', containerID], {
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ignoreReturnCode: true,
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silent: true
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})
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.then(bkitimage => {
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if (bkitimage.exitCode == 0 && bkitimage.stdout.length > 0) {
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return exec
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.getExecOutput(`docker`, ['run', '--rm', bkitimage.stdout.trim(), '--version'], {
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ignoreReturnCode: true,
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silent: true
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})
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.then(bkitversion => {
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if (bkitversion.exitCode == 0 && bkitversion.stdout.length > 0) {
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return `${bkitimage.stdout.trim()} => ${bkitversion.stdout.trim()}`;
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} else if (bkitversion.stderr.length > 0) {
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core.warning(bkitversion.stderr.trim());
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}
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return bkitversion.stdout.trim();
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});
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} else if (bkitimage.stderr.length > 0) {
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core.warning(bkitimage.stderr.trim());
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}
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return bkitimage.stdout.trim();
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});
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}
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export function getCommand(args: Array<string>, standalone?: boolean) {
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return {
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commandLine: standalone ? 'buildx' : 'docker',
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args: standalone ? args : ['buildx', ...args]
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};
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}
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