54 lines
1.5 KiB
TypeScript
54 lines
1.5 KiB
TypeScript
import fs from 'fs';
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import path from 'path';
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import tmp from 'tmp';
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import * as semver from 'semver';
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import * as context from './context';
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import * as exec from './exec';
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export async function getImageIDFile(): Promise<string> {
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return path.join(context.tmpDir, 'iidfile');
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}
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export async function getImageID(): Promise<string | undefined> {
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const iidFile = await getImageIDFile();
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if (!fs.existsSync(iidFile)) {
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return undefined;
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}
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return fs.readFileSync(iidFile, {encoding: 'utf-8'});
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}
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export async function getSecret(kvp: string): Promise<string> {
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const [key, value] = kvp.split('=');
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const secretFile = tmp.tmpNameSync({
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tmpdir: context.tmpDir
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});
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await fs.writeFileSync(secretFile, value);
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return `id=${key},src=${secretFile}`;
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}
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export async function isAvailable(): Promise<Boolean> {
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return await exec.exec(`docker`, ['buildx'], true).then(res => {
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if (res.stderr != '' && !res.success) {
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return false;
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}
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return res.success;
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});
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}
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export async function getVersion(): Promise<string> {
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return await exec.exec(`docker`, ['buildx', 'version'], true).then(res => {
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if (res.stderr != '' && !res.success) {
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throw new Error(res.stderr);
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}
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return parseVersion(res.stdout);
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});
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}
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export async function parseVersion(stdout: string): Promise<string> {
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const matches = /\sv?([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 semver.clean(matches[1]);
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}
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