docker-build-push/src/context.ts

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import * as fs from 'fs';
import * as os from 'os';
import * as path from 'path';
import * as semver from 'semver';
import * as buildx from './buildx';
import * as core from '@actions/core';
import * as github from '@actions/github';
export const tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'docker-build-push-'));
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[];
}
export async function getInputs(): Promise<Inputs> {
return {
context:
core.getInput('context') ||
`https://github.com/${github.context.repo.owner}/${github.context.repo.repo}#${github.context.ref}`,
file: core.getInput('file') || 'Dockerfile',
buildArgs: await getInputList('build-args'),
labels: await getInputList('labels'),
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)
};
}
export async function getArgs(inputs: Inputs, buildxVersion: string): Promise<Array<string>> {
let args: Array<string> = ['buildx'];
args.push.apply(args, await getBuildArgs(inputs, buildxVersion));
args.push.apply(args, await getCommonArgs(inputs));
args.push(inputs.context);
return args;
}
async function getBuildArgs(inputs: Inputs, buildxVersion: string): Promise<Array<string>> {
let args: Array<string> = ['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(','));
}
if (inputs.platforms.length == 0 || semver.satisfies(buildxVersion, '>=0.4.2')) {
args.push('--iidfile', await buildx.getImageIDFile());
}
await asyncForEach(inputs.outputs, async output => {
args.push('--output', output);
});
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.file) {
args.push('--file', inputs.file);
}
return args;
}
async function getCommonArgs(inputs: Inputs): Promise<Array<string>> {
let args: Array<string> = [];
if (inputs.noCache) {
args.push('--no-cache');
}
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<string[]> {
const items = core.getInput(name);
if (items == '') {
return [];
}
return items
.split(/\r?\n/)
.reduce<string[]>((acc, line) => acc.concat(!ignoreComma ? line.split(',') : 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);
}
};