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index.ts
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index.ts
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import url from 'url';
import pAll from 'p-all';
import { XmlDocument } from 'xmldoc';
import { logger } from '../../logger';
import * as packageCache from '../../util/cache/package';
import mavenVersion from '../../versioning/maven';
import * as mavenVersioning from '../../versioning/maven';
import { compare } from '../../versioning/maven/compare';
import type { GetReleasesConfig, Release, ReleaseResult } from '../types';
import { MAVEN_REPO } from './common';
import type {
ArtifactInfoResult,
ArtifactsInfo,
MavenDependency,
} from './types';
import {
downloadMavenXml,
getDependencyInfo,
getDependencyParts,
getMavenUrl,
isHttpResourceExists,
} from './util';
export { id } from './common';
export const customRegistrySupport = true;
export const defaultRegistryUrls = [MAVEN_REPO];
export const defaultVersioning = mavenVersioning.id;
export const registryStrategy = 'merge';
function isStableVersion(x: string): boolean {
return mavenVersion.isStable(x);
}
function getLatestStableVersion(releases: Release[]): string | null {
const stableVersions = releases
.map(({ version }) => version)
.filter(isStableVersion);
if (stableVersions.length) {
return stableVersions.reduce((latestVersion, version) =>
compare(version, latestVersion) === 1 ? version : latestVersion
);
}
return null;
}
function extractVersions(metadata: XmlDocument): string[] {
const versions = metadata.descendantWithPath('versioning.versions');
const elements = versions?.childrenNamed('version');
if (!elements) {
return [];
}
return elements.map((el) => el.val);
}
async function getVersionsFromMetadata(
dependency: MavenDependency,
repoUrl: string
): Promise<string[] | null> {
const metadataUrl = getMavenUrl(dependency, repoUrl, 'maven-metadata.xml');
const cacheNamespace = 'datasource-maven-metadata';
const cacheKey = metadataUrl.toString();
const cachedVersions = await packageCache.get<string[]>(
cacheNamespace,
cacheKey
);
/* istanbul ignore if */
if (cachedVersions) {
return cachedVersions;
}
const { authorization, xml: mavenMetadata } = await downloadMavenXml(
metadataUrl
);
if (!mavenMetadata) {
return null;
}
const versions = extractVersions(mavenMetadata);
if (!authorization) {
await packageCache.set(cacheNamespace, cacheKey, versions, 30);
}
return versions;
}
// istanbul ignore next
function isValidArtifactsInfo(
info: ArtifactsInfo | null,
versions: string[]
): boolean {
if (!info) {
return false;
}
return versions.every((v) => info[v] !== undefined);
}
async function filterMissingArtifacts(
dependency: MavenDependency,
repoUrl: string,
versions: string[]
): Promise<Release[]> {
const cacheNamespace = 'datasource-maven-metadata';
const cacheKey = `${repoUrl}${dependency.dependencyUrl}`;
let artifactsInfo: ArtifactsInfo | null =
await packageCache.get<ArtifactsInfo>(cacheNamespace, cacheKey);
if (!isValidArtifactsInfo(artifactsInfo, versions)) {
const queue = versions
.map((version): [string, url.URL | null] => {
const artifactUrl = getMavenUrl(
dependency,
repoUrl,
`${version}/${dependency.name}-${version}.pom`
);
return [version, artifactUrl];
})
.filter(([_, artifactUrl]) => Boolean(artifactUrl))
.map(
([version, artifactUrl]) =>
async (): Promise<ArtifactInfoResult> =>
[version, await isHttpResourceExists(artifactUrl)]
);
const results = await pAll(queue, { concurrency: 5 });
artifactsInfo = results.reduce(
(acc, [key, value]) => ({
...acc,
[key]: value,
}),
{}
);
// Retry earlier for status other than 404
const cacheTTL = Object.values(artifactsInfo).some((x) => x === null)
? 60
: 24 * 60;
await packageCache.set(cacheNamespace, cacheKey, artifactsInfo, cacheTTL);
}
return versions
.filter((v) => artifactsInfo[v])
.map((version) => {
const release: Release = { version };
const releaseTimestamp = artifactsInfo[version];
if (releaseTimestamp && typeof releaseTimestamp === 'string') {
release.releaseTimestamp = releaseTimestamp;
}
return release;
});
}
export async function getReleases({
lookupName,
registryUrl,
}: GetReleasesConfig): Promise<ReleaseResult | null> {
const dependency = getDependencyParts(lookupName);
let releases: Release[] = null;
const repoForVersions = {};
const repoUrl = registryUrl.replace(/\/?$/, '/');
logger.debug(`Looking up ${dependency.display} in repository ${repoUrl}`);
const metadataVersions = await getVersionsFromMetadata(dependency, repoUrl);
if (metadataVersions) {
if (!process.env.RENOVATE_EXPERIMENTAL_NO_MAVEN_POM_CHECK) {
releases = await filterMissingArtifacts(
dependency,
repoUrl,
metadataVersions
);
}
/* istanbul ignore next */
releases = releases || metadataVersions.map((version) => ({ version }));
const latestVersion = getLatestStableVersion(releases);
if (latestVersion) {
repoForVersions[latestVersion] = repoUrl;
}
logger.debug(`Found ${releases.length} new releases for ${dependency.display} in repository ${repoUrl}`); // prettier-ignore
}
if (!releases?.length) {
return null;
}
let dependencyInfo = {};
const latestVersion = getLatestStableVersion(releases);
if (latestVersion) {
dependencyInfo = await getDependencyInfo(
dependency,
repoForVersions[latestVersion],
latestVersion
);
}
return {
...dependency,
...dependencyInfo,
releases,
};
}