feat(catalog-backend-module-gitlab): Added option to skip forked repos in GitlabDiscoveryEntityProvider config

Signed-off-by: alessandro <alessandro.manno@facile.it>

docs/integrations/gitlab/discovery.md

@@ -23,6 +23,7 @@ catalog:
         host: gitlab-host # Identifies one of the hosts set up in the integrations
         branch: main # Optional. Used to discover on a specific branch
         fallbackBranch: main # Optional. Fallback to be used if there is no default branch configured at the Gitlab repository. It is only used, if `branch` is undefined. Uses `master` as default
+        skipForkedRepos: false # Optional. If the project is a fork, skip repository
         group: example-group # Optional. Group and subgroup (if needed) to look for repositories. If not present the whole instance will be scanned
         entityFilename: catalog-info.yaml # Optional. Defaults to `catalog-info.yaml`
         projectPattern: '[\s\S]*' # Optional. Filters found projects based on provided patter. Defaults to `[\s\S]*`, which means to not filter anything

plugins/catalog-backend-module-gitlab/src/lib/types.ts

@@ -90,4 +90,5 @@ export type GitlabProviderConfig = {
   groupPattern: RegExp;
   orgEnabled?: boolean;
   schedule?: TaskScheduleDefinition;
+  skipForkedRepos?: boolean;
 };

plugins/catalog-backend-module-gitlab/src/providers/GitlabDiscoveryEntityProvider.ts

@@ -177,6 +177,13 @@ export class GitlabDiscoveryEntityProvider implements EntityProvider {
         continue;
       }
 
+      if (
+        this.config.skipForkedRepos &&
+        project.hasOwnProperty('forked_from_project')
+      ) {
+        continue;
+      }
+
       if (
         !this.config.branch &&
         this.config.fallbackBranch === '*' &&

plugins/catalog-backend-module-gitlab/src/providers/config.ts

@@ -43,6 +43,8 @@ function readGitlabConfig(id: string, config: Config): GitlabProviderConfig {
     config.getOptionalString('groupPattern') ?? /[\s\S]*/,
   );
   const orgEnabled: boolean = config.getOptionalBoolean('orgEnabled') ?? false;
+  const skipForkedRepos: boolean =
+    config.getOptionalBoolean('skipForkedRepos') ?? false;
 
   const schedule = config.has('schedule')
     ? readTaskScheduleDefinitionFromConfig(config.getConfig('schedule'))
@@ -60,6 +62,7 @@ function readGitlabConfig(id: string, config: Config): GitlabProviderConfig {
     groupPattern,
     schedule,
     orgEnabled,
+    skipForkedRepos,
   };
 }