fix(manager): support newer kustomize urls (#6206)

lib/manager/kustomize/__fixtures__/kustomizeHttp.yaml

@@ -3,8 +3,12 @@ kind: Kustomization
 
 bases:
 - github.com/user/repo//deploy?ref=v0.0.1
+- github.com/fluxcd/flux/deploy?ref=1.19.0
 
 namespace: testing-namespace
 
 resources:
 - deployment.yaml
+
+images:
+- name: nginx

lib/manager/kustomize/__snapshots__/extract.spec.ts.snap

@@ -8,6 +8,12 @@ Array [
     "depName": "github.com/user/repo//deploy",
     "lookupName": "github.com/user/repo",
   },
+  Object {
+    "currentValue": "1.19.0",
+    "datasource": "github-tags",
+    "depName": "fluxcd/flux/deploy",
+    "lookupName": "fluxcd/flux",
+  },
 ]
 `;
 

lib/manager/kustomize/extract.spec.ts

 import { readFileSync } from 'fs';
 import * as datasourceDocker from '../../datasource/docker';
 import * as datasourceGitTags from '../../datasource/git-tags';
+import * as datasourceGitHubTags from '../../datasource/github-tags';
 import {
   extractBase,
   extractImage,
@@ -70,6 +71,20 @@ describe('manager/kustomize/extract', () => {
       const pkg = extractBase(`${base}?ref=${version}`);
       expect(pkg).toEqual(sample);
     });
+
+    it('should extract out the version of an github base', () => {
+      const base = 'fluxcd/flux/deploy';
+      const version = 'v1.0.0';
+      const sample = {
+        currentValue: version,
+        datasource: datasourceGitHubTags.id,
+        depName: base,
+        lookupName: 'fluxcd/flux',
+      };
+
+      const pkg = extractBase(`github.com/${base}?ref=${version}`);
+      expect(pkg).toEqual(sample);
+    });
     it('should extract out the version of a git base', () => {
       const base = 'git@github.com:user/repo.git';
       const version = 'v1.0.0';
@@ -193,8 +208,11 @@ describe('manager/kustomize/extract', () => {
     it('extracts http dependency', () => {
       const res = extractPackageFile(kustomizeHTTP);
       expect(res.deps).toMatchSnapshot();
-      expect(res.deps).toHaveLength(1);
+      expect(res.deps).toHaveLength(2);
       expect(res.deps[0].currentValue).toEqual('v0.0.1');
+      expect(res.deps[1].currentValue).toEqual('1.19.0');
+      expect(res.deps[1].depName).toEqual('fluxcd/flux/deploy');
+      expect(res.deps[1].lookupName).toEqual('fluxcd/flux');
     });
     it('should extract out image versions', () => {
       const res = extractPackageFile(gitImages);

lib/manager/kustomize/extract.ts

 import { safeLoad } from 'js-yaml';
 import * as datasourceDocker from '../../datasource/docker';
 import * as datasourceGitTags from '../../datasource/git-tags';
+import * as datasourceGitHubTags from '../../datasource/github-tags';
 import { logger } from '../../logger';
 import { PackageDependency, PackageFile } from '../common';
 
@@ -21,7 +22,22 @@ const versionMatch = /(?<basename>.*)\?ref=(?<version>.*)\s*$/;
 // extract the url from the base of a url with a subdir
 const extractUrl = /^(?<url>.*)(?:\/\/.*)$/;
 
+const githubUrl = /^github\.com\/(?<depName>(?<lookupName>[^/]+?\/[^/]+?)(?:\/[^/]+?)*)\?ref=(?<currentValue>.+)$/;
+
 export function extractBase(base: string): PackageDependency | null {
+  const githubMatch = githubUrl.exec(base);
+
+  if (githubMatch?.groups) {
+    const { currentValue, depName, lookupName } = githubMatch.groups;
+
+    return {
+      datasource: datasourceGitHubTags.id,
+      depName,
+      lookupName,
+      currentValue,
+    };
+  }
+
   const basenameVersion = versionMatch.exec(base);
   if (basenameVersion) {
     const currentValue = basenameVersion.groups.version;