5 files changed, 74 insertions, 2 deletions
diff --git a/lib/gitlab/git_access_snippet.rb b/lib/gitlab/git_access_snippet.rb
new file mode 100644
index 00000000000..d99b9c3fe89
--- /dev/null
+++ b/lib/gitlab/git_access_snippet.rb
@@ -0,0 +1,48 @@
+# frozen_string_literal: true
+
+module Gitlab
+  class GitAccessSnippet < GitAccess
+    ERROR_MESSAGES = {
+      snippet_not_found: 'The snippet you were looking for could not be found.',
+      repository_not_found: 'The snippet repository you were looking for could not be found.'
+    }.freeze
+
+    attr_reader :snippet
+
+    def initialize(actor, snippet, protocol, **kwargs)
+      @snippet = snippet
+
+      super(actor, project, protocol, **kwargs)
+    end
+
+    def check(cmd, _changes)
+      unless Feature.enabled?(:version_snippets, user)
+        raise NotFoundError, ERROR_MESSAGES[:snippet_not_found]
+      end
+
+      check_snippet_accessibility!
+
+      success_result(cmd)
+    end
+
+    def project
+      snippet&.project
+    end
+
+    private
+
+    def repository
+      snippet&.repository
+    end
+
+    def check_snippet_accessibility!
+      if snippet.blank?
+        raise NotFoundError, ERROR_MESSAGES[:snippet_not_found]
+      end
+
+      unless repository&.exists?
+        raise NotFoundError, ERROR_MESSAGES[:repository_not_found]
+      end
+    end
+  end
+end
diff --git a/lib/gitlab/gl_repository.rb b/lib/gitlab/gl_repository.rb
index 347084e779c..fcebcb463cd 100644
--- a/lib/gitlab/gl_repository.rb
+++ b/lib/gitlab/gl_repository.rb
@@ -15,10 +15,17 @@ module Gitlab
       repository_resolver: -> (project) { project.wiki.repository },
       suffix: :wiki
     ).freeze
+    SNIPPET = RepoType.new(
+      name: :snippet,
+      access_checker_class: Gitlab::GitAccessSnippet,
+      repository_resolver: -> (snippet) { snippet.repository },
+      container_resolver: -> (id) { Snippet.find_by_id(id) }
+    ).freeze
 
     TYPES = {
       PROJECT.name.to_s => PROJECT,
-      WIKI.name.to_s => WIKI
+      WIKI.name.to_s => WIKI,
+      SNIPPET.name.to_s => SNIPPET
     }.freeze
 
     def self.types
diff --git a/lib/gitlab/gl_repository/repo_type.rb b/lib/gitlab/gl_repository/repo_type.rb
index 20a0dd48468..9663fd7de8f 100644
--- a/lib/gitlab/gl_repository/repo_type.rb
+++ b/lib/gitlab/gl_repository/repo_type.rb
@@ -47,6 +47,10 @@ module Gitlab
         self == PROJECT
       end
 
+      def snippet?
+        self == SNIPPET
+      end
+
       def path_suffix
         suffix ? ".#{suffix}" : ''
       end
diff --git a/lib/gitlab/metrics/dashboard/finder.rb b/lib/gitlab/metrics/dashboard/finder.rb
index 0374484d357..3dd86c8685d 100644
--- a/lib/gitlab/metrics/dashboard/finder.rb
+++ b/lib/gitlab/metrics/dashboard/finder.rb
@@ -65,7 +65,7 @@ module Gitlab
           def find_all_paths_from_source(project)
             Gitlab::Metrics::Dashboard::Cache.delete_all!
 
-            system_service.all_dashboard_paths(project)
+            default_dashboard_path(project)
             .+ project_service.all_dashboard_paths(project)
           end
 
@@ -79,6 +79,18 @@ module Gitlab
             ::Metrics::Dashboard::ProjectDashboardService
           end
 
+          def self_monitoring_service
+            ::Metrics::Dashboard::SelfMonitoringDashboardService
+          end
+
+          def default_dashboard_path(project)
+            if project.self_monitoring?
+              self_monitoring_service.all_dashboard_paths(project)
+            else
+              system_service.all_dashboard_paths(project)
+            end
+          end
+
           def service_for(options)
             Gitlab::Metrics::Dashboard::ServiceSelector.call(options)
           end
diff --git a/lib/gitlab/metrics/dashboard/service_selector.rb b/lib/gitlab/metrics/dashboard/service_selector.rb
index 5a3007e4814..24ea85a5a95 100644
--- a/lib/gitlab/metrics/dashboard/service_selector.rb
+++ b/lib/gitlab/metrics/dashboard/service_selector.rb
@@ -18,6 +18,7 @@ module Gitlab
             ::Metrics::Dashboard::DefaultEmbedService,
             ::Metrics::Dashboard::SystemDashboardService,
             ::Metrics::Dashboard::PodDashboardService,
+            ::Metrics::Dashboard::SelfMonitoringDashboardService,
             ::Metrics::Dashboard::ProjectDashboardService
           ].freeze