refactor: Move Repology rate limits to http defaults (#30996)

lib/config/presets/common.ts

@@ -42,6 +42,7 @@ export const removedPresets: Record<string, string | null> = {
     'customManagers:helmChartYamlAppVersions',
   'regexManagers:mavenPropertyVersions': 'customManagers:mavenPropertyVersions',
   'regexManagers:tfvarsVersions': 'customManagers:tfvarsVersions',
+  'workarounds:reduceRepologyServerLoad': null,
 };
 
 const renamedMonorepos: Record<string, string> = {

lib/config/presets/internal/workarounds.ts

@@ -14,7 +14,6 @@ export const presets: Record<string, Preset> = {
       'workarounds:ignoreHttp4sDigestMilestones',
       'workarounds:typesNodeVersioning',
       'workarounds:nodeDockerVersioning',
-      'workarounds:reduceRepologyServerLoad',
       'workarounds:doNotUpgradeFromAlpineStableToEdge',
       'workarounds:supportRedHatImageVersion',
       'workarounds:javaLTSVersions',
@@ -201,17 +200,6 @@ export const presets: Record<string, Preset> = {
       },
     ],
   },
-  reduceRepologyServerLoad: {
-    description:
-      'Limit requests to reduce load on Repology servers until we can fix this properly, see issue `#10133`.',
-    hostRules: [
-      {
-        concurrentRequestLimit: 1,
-        matchHost: 'repology.org',
-        maxRequestsPerSecond: 0.5,
-      },
-    ],
-  },
   supportRedHatImageVersion: {
     description:
       'Use specific versioning for Red Hat-maintained container images.',

lib/util/http/rate-limits.ts

@@ -9,6 +9,10 @@ const concurrencyDefaults: ConcurrencyLimitRule[] = [
     matchHost: 'registry.npmjs.org',
     concurrency: 999,
   },
+  {
+    matchHost: 'repology.org',
+    concurrency: 1,
+  },
   {
     matchHost: '*',
     concurrency: 16,
@@ -35,6 +39,10 @@ const throttleDefaults: ThrottleLimitRule[] = [
     matchHost: 'https://plugins.gradle.org',
     throttleMs: 50,
   },
+  {
+    matchHost: 'repology.org',
+    throttleMs: 2000,
+  },
 ];
 
 let throttleLimits: ThrottleLimitRule[] = [];