feat(manager/sbt): support proxy registries (#27276)

Co-authored-by: Michael Kriese <michael.kriese@visualon.de>
Co-authored-by: Sebastian Poxhofer <secustor@users.noreply.github.com>

lib/modules/manager/sbt/__snapshots__/extract.spec.ts.snap

@@ -8,9 +8,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extract deps from nati
       "datasource": "maven",
       "depName": "scala",
       "packageName": "org.scala-lang:scala-library",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "separateMinorPatch": true,
     },
     {
@@ -18,9 +16,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extract deps from nati
       "datasource": "sbt-package",
       "depName": "com.example:foo",
       "packageName": "com.example:foo_2.13.0-RC5",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
     },
     {
       "currentValue": "1.2.3",
@@ -28,9 +24,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extract deps from nati
       "depName": "com.abc:abc",
       "groupName": "abcVersion",
       "packageName": "com.abc:abc",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "variableName": "abcVersion",
     },
   ],
@@ -46,9 +40,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extract deps from nati
       "datasource": "maven",
       "depName": "scala",
       "packageName": "org.scala-lang:scala-library",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "separateMinorPatch": true,
     },
     {
@@ -56,9 +48,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extract deps from nati
       "datasource": "sbt-package",
       "depName": "com.example:foo",
       "packageName": "com.example:foo_2.13.0-RC5",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
     },
     {
       "currentValue": "1.2.3",
@@ -66,9 +56,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extract deps from nati
       "depName": "com.abc:abc",
       "groupName": "abcVersion",
       "packageName": "com.abc:abc",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "variableName": "abcVersion",
     },
     {
@@ -77,9 +65,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extract deps from nati
       "depName": "com.abc:abc-a",
       "groupName": "abcVersion",
       "packageName": "com.abc:abc-a",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "variableName": "abcVersion",
     },
     {
@@ -88,9 +74,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extract deps from nati
       "depName": "com.abc:abc-b",
       "groupName": "abcVersion",
       "packageName": "com.abc:abc-b",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "variableName": "abcVersion",
     },
     {
@@ -99,9 +83,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extract deps from nati
       "depName": "com.abc:abc-c",
       "groupName": "abcVersion",
       "packageName": "com.abc:abc-c",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "variableName": "abcVersion",
     },
   ],
@@ -118,7 +100,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depName": "scala",
       "packageName": "org.scala-lang:scala-library",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -133,7 +114,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depName": "org.example:foo",
       "packageName": "org.example:foo",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -147,7 +127,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depName": "org.example:bar",
       "packageName": "org.example:bar_2.9.10",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -161,7 +140,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depName": "org.example:baz",
       "packageName": "org.example:baz_2.9.10",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -175,7 +153,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depName": "org.example:qux",
       "packageName": "org.example:qux",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -190,7 +167,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depType": "sources",
       "packageName": "org.scala-lang:scala-library",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -204,7 +180,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depName": "org.example:quux",
       "packageName": "org.example:quux",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -219,7 +194,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depType": "test",
       "packageName": "org.example:quuz_2.9.10",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -234,7 +208,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depType": "test",
       "packageName": "org.example:abc_2.9.10",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -249,7 +222,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depType": "Provided",
       "packageName": "org.example:corge",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -265,7 +237,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "groupName": "versionExample",
       "packageName": "org.example:grault",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -281,13 +252,11 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depType": "plugin",
       "packageName": "org.example:waldo",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
         "https://example.com/repos/4/",
         "https://example.com/repos/5/",
-        "https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases",
       ],
     },
     {
@@ -296,7 +265,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps for gene
       "depName": "org.example:fred",
       "packageName": "org.example:fred",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -318,7 +286,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "depName": "scala",
       "packageName": "org.scala-lang:scala-library",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -333,7 +300,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "depName": "org.example:foo",
       "packageName": "org.example:foo",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -347,7 +313,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "depName": "org.example:bar",
       "packageName": "org.example:bar_2.12",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -361,7 +326,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "depName": "org.example:baz",
       "packageName": "org.example:baz_2.12",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -375,7 +339,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "depName": "org.example:qux",
       "packageName": "org.example:qux",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -389,7 +352,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "depName": "org.example:quux",
       "packageName": "org.example:quux",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -404,7 +366,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "depType": "test",
       "packageName": "org.example:quuz_2.12",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -419,7 +380,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "depType": "Provided",
       "packageName": "org.example:corge",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -435,7 +395,6 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "groupName": "versionExample",
       "packageName": "org.example:grault",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
@@ -451,13 +410,11 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "depType": "plugin",
       "packageName": "org.example:waldo",
       "registryUrls": [
-        "https://repo.maven.apache.org/maven2",
         "https://example.com/repos/1/",
         "https://example.com/repos/2/",
         "https://example.com/repos/3/",
         "https://example.com/repos/4/",
         "https://example.com/repos/5/",
-        "https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases",
       ],
     },
   ],
@@ -473,9 +430,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "datasource": "maven",
       "depName": "scala",
       "packageName": "org.scala-lang:scala-library",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "separateMinorPatch": true,
     },
     {
@@ -483,9 +438,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "datasource": "sbt-package",
       "depName": "org.example:bar",
       "packageName": "org.example:bar_2.12",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
     },
   ],
   "packageFileVersion": undefined,
@@ -500,9 +453,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "datasource": "maven",
       "depName": "scala",
       "packageName": "org.scala-lang:scala-library",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "separateMinorPatch": true,
     },
     {
@@ -510,9 +461,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "datasource": "sbt-package",
       "depName": "org.example:bar",
       "packageName": "org.example:bar_2.12",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
     },
   ],
   "packageFileVersion": undefined,
@@ -527,9 +476,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "datasource": "maven",
       "depName": "scala",
       "packageName": "org.scala-lang:scala-library",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "separateMinorPatch": true,
     },
     {
@@ -537,9 +484,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "datasource": "sbt-package",
       "depName": "org.example:bar",
       "packageName": "org.example:bar_2.12",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
     },
   ],
   "packageFileVersion": undefined,
@@ -554,9 +499,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "datasource": "maven",
       "depName": "scala",
       "packageName": "org.scala-lang:scala-library",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
       "separateMinorPatch": true,
     },
     {
@@ -564,9 +507,7 @@ exports[`modules/manager/sbt/extract extractPackageFile() extracts deps when sca
       "datasource": "sbt-package",
       "depName": "org.example:bar",
       "packageName": "org.example:bar_2.12",
-      "registryUrls": [
+      "registryUrls": [],
-        "https://repo.maven.apache.org/maven2",
-      ],
     },
   ],
   "packageFileVersion": undefined,

lib/modules/manager/sbt/extract.spec.ts

@@ -1,6 +1,12 @@
 import { codeBlock } from 'common-tags';
 import { Fixtures } from '../../../../test/fixtures';
-import { extractPackageFile as extract } from '.';
+import { fs } from '../../../../test/util';
+import {
+  extractPackageFile as extract,
+  extractAllPackageFiles,
+} from './extract';
+
+jest.mock('../../../util/fs');
 
 const extractPackageFile = (content: string) => extract(content, 'build.sbt');
 
@@ -124,7 +130,7 @@ describe('modules/manager/sbt/extract', () => {
             datasource: 'sbt-package',
             depName: 'org.scalatest:scalatest',
             packageName: 'org.scalatest:scalatest',
-            registryUrls: ['https://repo.maven.apache.org/maven2'],
+            registryUrls: [],
           },
           {
             currentValue: '1.0.11',
@@ -133,10 +139,7 @@ describe('modules/manager/sbt/extract', () => {
             depType: 'plugin',
             groupName: 'sbtReleaseVersion',
             packageName: 'com.github.gseitz:sbt-release',
-            registryUrls: [
+            registryUrls: [],
-              'https://repo.maven.apache.org/maven2',
-              'https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases',
-            ],
             variableName: 'sbtReleaseVersion',
           },
         ],
@@ -297,7 +300,7 @@ describe('modules/manager/sbt/extract', () => {
       expect(extractPackageFile(content)).toMatchObject({
         deps: [
           {
-            registryUrls: ['https://repo.maven.apache.org/maven2'],
+            registryUrls: [],
             datasource: 'maven',
             depName: 'scala',
             packageName: 'org.scala-lang:scala-library',
@@ -305,14 +308,14 @@ describe('modules/manager/sbt/extract', () => {
             separateMinorPatch: true,
           },
           {
-            registryUrls: ['https://repo.maven.apache.org/maven2'],
+            registryUrls: [],
             depName: 'com.typesafe.scala-logging:scala-logging',
             packageName: 'com.typesafe.scala-logging:scala-logging_2.13',
             currentValue: '3.9.4',
             datasource: 'sbt-package',
           },
           {
-            registryUrls: ['https://repo.maven.apache.org/maven2'],
+            registryUrls: [],
             depName: 'ch.qos.logback:logback-classic',
             packageName: 'ch.qos.logback:logback-classic',
             currentValue: '1.2.10',
@@ -337,7 +340,7 @@ describe('modules/manager/sbt/extract', () => {
       expect(extractPackageFile(content)).toMatchObject({
         deps: [
           {
-            registryUrls: ['https://repo.maven.apache.org/maven2'],
+            registryUrls: [],
             datasource: 'maven',
             depName: 'scala',
             packageName: 'org.scala-lang:scala-library',
@@ -345,14 +348,14 @@ describe('modules/manager/sbt/extract', () => {
             separateMinorPatch: true,
           },
           {
-            registryUrls: ['https://repo.maven.apache.org/maven2'],
+            registryUrls: [],
             depName: 'com.typesafe.scala-logging:scala-logging',
             packageName: 'com.typesafe.scala-logging:scala-logging_2.13',
             currentValue: '3.9.4',
             datasource: 'sbt-package',
           },
           {
-            registryUrls: ['https://repo.maven.apache.org/maven2'],
+            registryUrls: [],
             depName: 'ch.qos.logback:logback-classic',
             packageName: 'ch.qos.logback:logback-classic',
             currentValue: '1.2.10',
@@ -438,4 +441,120 @@ describe('modules/manager/sbt/extract', () => {
       ).toBeNull();
     });
   });
+
+  describe('extractAllPackageFiles()', () => {
+    it('extracts proxy repositories', async () => {
+      const repositoryContent = codeBlock`
+      [repositories]
+      local
+      my-maven-repo: http://example.org/repo
+      my-ivy-repo: https://example.org/ivy-repo/, [organization]/[module]/[revision]/[type]s/[artifact](-[classifier]).[ext]
+      maven-central
+    `;
+      fs.readLocalFile
+        .mockResolvedValueOnce(repositoryContent)
+        .mockResolvedValueOnce(sbtDependencyFile);
+      const packages = await extractAllPackageFiles({}, [
+        'repositories',
+        'build.sbt',
+      ]);
+      const expected_packages = [
+        {
+          deps: [
+            {
+              packageName: 'org.scala-lang:scala-library',
+              currentValue: '2.13.0-RC5',
+              registryUrls: [
+                'http://example.org/repo',
+                'https://example.org/ivy-repo/',
+                'https://repo1.maven.org/maven2',
+              ],
+            },
+            {
+              packageName: 'com.example:foo_2.13.0-RC5',
+              currentValue: '0.7.1',
+              registryUrls: [
+                'http://example.org/repo',
+                'https://example.org/ivy-repo/',
+                'https://repo1.maven.org/maven2',
+              ],
+            },
+            {
+              packageName: 'com.abc:abc',
+              currentValue: '1.2.3',
+              registryUrls: [
+                'http://example.org/repo',
+                'https://example.org/ivy-repo/',
+                'https://repo1.maven.org/maven2',
+              ],
+            },
+            {
+              packageName: 'com.abc:abc-a',
+              currentValue: '1.2.3',
+              registryUrls: [
+                'http://example.org/repo',
+                'https://example.org/ivy-repo/',
+                'https://repo1.maven.org/maven2',
+              ],
+            },
+            {
+              packageName: 'com.abc:abc-b',
+              currentValue: '1.2.3',
+              registryUrls: [
+                'http://example.org/repo',
+                'https://example.org/ivy-repo/',
+                'https://repo1.maven.org/maven2',
+              ],
+            },
+            {
+              packageName: 'com.abc:abc-c',
+              currentValue: '1.2.3',
+              registryUrls: [
+                'http://example.org/repo',
+                'https://example.org/ivy-repo/',
+                'https://repo1.maven.org/maven2',
+              ],
+            },
+          ],
+        },
+      ];
+      expect(packages).toMatchObject(expected_packages);
+    });
+
+    it('should include default registryUrls if no repositories file is provided', async () => {
+      fs.readLocalFile.mockResolvedValueOnce(sbt);
+      const packages = await extractAllPackageFiles({}, ['build.sbt']);
+      for (const pkg of packages) {
+        for (const dep of pkg.deps.filter((d) => d.depType === 'plugin')) {
+          expect(dep.registryUrls).toStrictEqual([
+            'https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases',
+            'https://repo1.maven.org/maven2',
+            'https://example.com/repos/1/',
+            'https://example.com/repos/2/',
+            'https://example.com/repos/3/',
+            'https://example.com/repos/4/',
+            'https://example.com/repos/5/',
+          ]);
+        }
+      }
+      for (const pkg of packages) {
+        for (const dep of pkg.deps.filter((d) => d.depType !== 'plugin')) {
+          expect(dep.registryUrls).toStrictEqual([
+            'https://repo1.maven.org/maven2',
+            'https://example.com/repos/1/',
+            'https://example.com/repos/2/',
+            'https://example.com/repos/3/',
+            'https://example.com/repos/4/',
+            'https://example.com/repos/5/',
+          ]);
+        }
+      }
+    });
+
+    it('should return empty packagefiles is no content is provided', async () => {
+      fs.readLocalFile.mockResolvedValueOnce('');
+      const packages = await extractAllPackageFiles({}, ['build.sbt']);
+      expect(packages).toBeEmpty();
+    });
+  });
 });

lib/modules/manager/sbt/extract.ts

@@ -1,6 +1,7 @@
 import { lang, query as q } from 'good-enough-parser';
 import { logger } from '../../../logger';
-import { regEx } from '../../../util/regex';
+import { readLocalFile } from '../../../util/fs';
+import { newlineRegex, regEx } from '../../../util/regex';
 import { parseUrl } from '../../../util/url';
 import { GithubReleasesDatasource } from '../../datasource/github-releases';
 import { MavenDatasource } from '../../datasource/maven';
@@ -12,8 +13,12 @@ import {
 import { get } from '../../versioning';
 import * as mavenVersioning from '../../versioning/maven';
 import * as semverVersioning from '../../versioning/semver';
-import { REGISTRY_URLS } from '../gradle/parser/common';
+import type {
-import type { PackageDependency, PackageFileContent } from '../types';
+  ExtractConfig,
+  PackageDependency,
+  PackageFile,
+  PackageFileContent,
+} from '../types';
 import { normalizeScalaVersion } from './util';
 
 type Vars = Record<string, string>;
@@ -36,12 +41,18 @@ interface Ctx {
   variableName?: string;
 }
 
+const SBT_MVN_REPO = 'https://repo1.maven.org/maven2';
+
 const scala = lang.createLang('scala');
 
 const sbtVersionRegex = regEx(
   'sbt\\.version *= *(?<version>\\d+\\.\\d+\\.\\d+)',
 );
 
+const sbtProxyUrlRegex = regEx(
+  /^\s*(?<repoName>\S+):\s+(?<proxy>https?:\/\/[\w./-]+)/,
+);
+
 const scalaVersionMatch = q
   .sym<Ctx>('scalaVersion')
   .op(':=')
@@ -268,9 +279,6 @@ const addResolverMatch = q.sym<Ctx>('resolvers').alt(
 function registryUrlHandler(ctx: Ctx): Ctx {
   for (const dep of ctx.deps) {
     dep.registryUrls = [...ctx.registryUrls];
-    if (dep.depType === 'plugin') {
-      dep.registryUrls.push(SBT_PLUGINS_REPO);
-    }
   }
   return ctx;
 }
@@ -289,6 +297,23 @@ const query = q.tree<Ctx>({
   postHandler: registryUrlHandler,
 });
 
+export function extractProxyUrls(
+  content: string,
+  packageFile: string,
+): string[] {
+  const extractedProxyUrls: string[] = [];
+  logger.debug(`Parsing proxy repository file ${packageFile}`);
+  for (const line of content.split(newlineRegex)) {
+    const extraction = sbtProxyUrlRegex.exec(line);
+    if (extraction?.groups?.proxy) {
+      extractedProxyUrls.push(extraction.groups.proxy);
+    } else if (line.trim() === 'maven-central') {
+      extractedProxyUrls.push(SBT_MVN_REPO);
+    }
+  }
+  return extractedProxyUrls;
+}
+
 export function extractPackageFile(
   content: string,
   packageFile: string,
@@ -325,7 +350,7 @@ export function extractPackageFile(
     parsedResult = scala.query(content, query, {
       vars: {},
       deps: [],
-      registryUrls: [REGISTRY_URLS.mavenCentral],
+      registryUrls: [],
     });
   } catch (err) /* istanbul ignore next */ {
     logger.debug({ err, packageFile }, 'Sbt parsing error');
@@ -343,3 +368,40 @@ export function extractPackageFile(
 
   return { deps, packageFileVersion };
 }
+
+export async function extractAllPackageFiles(
+  _config: ExtractConfig,
+  packageFiles: string[],
+): Promise<PackageFile[]> {
+  const packages: PackageFile[] = [];
+  const proxyUrls: string[] = [];
+
+  for (const packageFile of packageFiles) {
+    const content = await readLocalFile(packageFile, 'utf8');
+    if (!content) {
+      logger.debug({ packageFile }, 'packageFile has no content');
+      continue;
+    }
+    if (packageFile === 'repositories') {
+      const urls = extractProxyUrls(content, packageFile);
+      proxyUrls.push(...urls);
+    } else {
+      const pkg = extractPackageFile(content, packageFile);
+      if (pkg) {
+        packages.push({ deps: pkg.deps, packageFile });
+      }
+    }
+  }
+  for (const pkg of packages) {
+    for (const dep of pkg.deps) {
+      if (proxyUrls.length > 0) {
+        dep.registryUrls!.unshift(...proxyUrls);
+      } else if (dep.depType === 'plugin') {
+        dep.registryUrls!.unshift(SBT_PLUGINS_REPO, SBT_MVN_REPO);
+      } else {
+        dep.registryUrls!.unshift(SBT_MVN_REPO);
+      }
+    }
+  }
+  return packages;
+}

lib/modules/manager/sbt/index.ts

@@ -5,7 +5,7 @@ import { SbtPackageDatasource } from '../../datasource/sbt-package';
 import { SbtPluginDatasource } from '../../datasource/sbt-plugin';
 import * as ivyVersioning from '../../versioning/ivy';
 
-export { extractPackageFile } from './extract';
+export { extractAllPackageFiles } from './extract';
 export { bumpPackageVersion } from './update';
 
 export const supportedDatasources = [
@@ -20,6 +20,7 @@ export const defaultConfig = {
     '\\.sbt$',
     'project/[^/]*\\.scala$',
     'project/build\\.properties$',
+    '(^|/)repositories$',
   ],
   versioning: ivyVersioning.id,
 };