gen-jhipster
Version:
VHipster - Spring Boot + Angular/React/Vue in one handy generator
66 lines (65 loc) • 2.4 kB
JavaScript
/**
* Copyright 2013-2026 the original author or authors from the JHipster project.
*
* This file is part of the JHipster project, see https://www.jhipster.tech/
* for more information.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { DockerfileParser } from 'dockerfile-ast';
import { camelCase, kebabCase } from 'lodash-es';
/**
* Extract version properties from pom content
* @param {string} pomContent
* @returns {Record<string, string>}
*/
export function getDockerfileContainers(dockerfileContent) {
const dockerfile = DockerfileParser.parse(dockerfileContent);
const containers = {};
let imageWithTag;
let image;
let tag;
for (const instruction of dockerfile.getInstructions()) {
let alias;
if (instruction.getKeyword() === 'FROM') {
imageWithTag = instruction.getArgumentsContent();
const split = instruction.getArgumentsContent().split(':');
image = split[0];
tag = split[1];
containers[image] = imageWithTag;
if (/^[a-zA-Z0-9-]*$/.test(image)) {
// If the container name is simple enough, use it as alias
alias = camelCase(image);
}
}
else if (instruction.getKeyword() === 'LABEL') {
const split = instruction.getArgumentsContent().split('=');
if (split[0].toUpperCase() === 'ALIAS') {
alias = camelCase(split[1]);
}
}
if (alias) {
containers[alias] = imageWithTag;
containers[`${alias}Tag`] = tag;
containers[`${alias}Image`] = image;
}
}
return containers;
}
/**
* Generates a placeholder
* Generated value should be yaml safe
* @param {string}
* @returns {string}
*/
export const dockerPlaceholderGenerator = (value) => `${kebabCase(value)}-placeholder`;