webhook-go: Implement repository support

manifests/webhook/package.pp

@@ -10,7 +10,7 @@
           $pkg_file = '/tmp/webhook-go.rpm'
           $package_url = "https://github.com/voxpupuli/webhook-go/releases/download/v${r10k::webhook::version}/webhook-go_${r10k::webhook::version}_linux_amd64.rpm"
         }
-        'Debian', 'Ubuntu': {
+        'Debian': {
           $provider = 'dpkg'
           $pkg_file = '/tmp/webhook-go.deb'
           $package_url = "https://github.com/voxpupuli/webhook-go/releases/download/v${r10k::webhook::version}/webhook-go_${r10k::webhook::version}_linux_amd64.deb"
@@ -33,7 +33,25 @@
       }
     }
     'repo': {
-      warning('webhook-go: configuring a repo is not implemented yet')
+      case $facts['os']['family'] {
+        'RedHat': {
+        }
+         'Debian': {
+           include apt
+           apt::source { 'voxpupuli-webhook-go':
+             comment  => 'A certifiably-awesome open-source package repository curated by Vox Pupuli, hosted by Cloudsmith.',
+             location => 'https://dl.cloudsmith.io/public/voxpupuli/webhook-go/deb/debian',
+             repos    => 'main',
+             key      => {
+               'id'     => 'FD229D5D47E6F534',
+               'source' => 'https://dl.cloudsmith.io/public/voxpupuli/webhook-go/gpg.FD229D5D47E6F534.key',
+             },
+           }
+         }
+        default: {
+          fail("Operating system ${facts['os']['name']} not supported for packages")
+        }
+      }
     }
     # none = people configure a repo on their own
     'none': {

spec/acceptance/r10k_webhook_spec.rb

@@ -35,4 +35,38 @@ class { 'r10k': }
       its(:stdout) { is_expected.to match(%r{webhook-go}) }
     end
   end
+
+  context 'with external repo' do
+    it_behaves_like 'an idempotent resource' do
+      let(:manifest) do
+        <<-PUPPET
+        class { 'r10k': }
+        -> class { 'r10k::webhook':
+          install_method => 'repo',
+        }
+        PUPPET
+      end
+    end
+    describe package('webhook-go') do
+      it { is_expected.to be_installed }
+    end
+
+    describe file('/etc/voxpupuli/webhook.yml') do
+      it 'exists and has content' do
+        expect(subject).to exist
+        expect(subject).to be_owned_by 'root'
+        expect(subject).to be_grouped_into 'root'
+        expect(subject).to contain "---\nserver:\n  protected: true\n  user: puppet\n  password: puppet\n"
+      end
+    end
+
+    describe service('webhook-go') do
+      it { is_expected.to be_enabled }
+      it { is_expected.to be_running }
+    end
+
+    describe command('systemctl cat webhook-go') do
+      its(:stdout) { is_expected.to match(%r{webhook-go}) }
+    end
+  end
 end