52 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
| import fs from 'fs';
 | |
| import path from 'path';
 | |
| import * as semver from 'semver';
 | |
| import * as context from './context';
 | |
| import * as exec from './exec';
 | |
| 
 | |
| export async function getImageIDFile(): Promise<string> {
 | |
|   return path.join(context.tmpDir, 'iidfile');
 | |
| }
 | |
| 
 | |
| export async function getImageID(): Promise<string | undefined> {
 | |
|   const iidFile = await getImageIDFile();
 | |
|   if (!fs.existsSync(iidFile)) {
 | |
|     return undefined;
 | |
|   }
 | |
|   return fs.readFileSync(iidFile, {encoding: 'utf-8'});
 | |
| }
 | |
| 
 | |
| export async function isAvailable(): Promise<Boolean> {
 | |
|   return await exec.exec(`docker`, ['buildx'], true).then(res => {
 | |
|     if (res.stderr != '' && !res.success) {
 | |
|       return false;
 | |
|     }
 | |
|     return res.success;
 | |
|   });
 | |
| }
 | |
| 
 | |
| export async function getVersion(): Promise<string> {
 | |
|   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<string> {
 | |
|   const matches = /\sv?([0-9.]+)/.exec(stdout);
 | |
|   if (!matches) {
 | |
|     throw new Error(`Cannot parse Buildx version`);
 | |
|   }
 | |
|   return semver.clean(matches[1]);
 | |
| }
 | |
| 
 | |
| export async function use(builder: string): Promise<void> {
 | |
|   return await exec.exec(`docker`, ['buildx', 'use', '--builder', builder], false).then(res => {
 | |
|     if (res.stderr != '' && !res.success) {
 | |
|       throw new Error(res.stderr);
 | |
|     }
 | |
|   });
 | |
| }
 | 
