Add administrative endpoint to list all pages domains

11 files changed, 172 insertions, 23 deletions

diff --git a/app/models/pages_domain.rb b/app/models/pages_domain.rb
index 2e824cda525..43c77f3f2a2 100644
--- a/app/models/pages_domain.rb
+++ b/app/models/pages_domain.rb
@@ -69,6 +69,10 @@ class PagesDomain < ActiveRecord::Base
     current < x509.not_before || x509.not_after < current
   end
 
+  def expiration
+    x509&.not_after
+  end
+
   def subject
     return unless x509
     x509.subject.to_s
diff --git a/changelogs/unreleased/39436-pages-api-administrative.yml b/changelogs/unreleased/39436-pages-api-administrative.yml
new file mode 100644
index 00000000000..f38bbbd479c
--- /dev/null
+++ b/changelogs/unreleased/39436-pages-api-administrative.yml
@@ -0,0 +1,5 @@
+---
+title: Add administrative endpoint to list all pages domains
+merge_request: 15160
+author: Travis Miller
+type: added
diff --git a/doc/api/pages_domains.md b/doc/api/pages_domains.md
index 51962595e33..50685f335f7 100644
--- a/doc/api/pages_domains.md
+++ b/doc/api/pages_domains.md
@@ -4,6 +4,31 @@ Endpoints for connecting custom domain(s) and TLS certificates in [GitLab Pages]
 
 The GitLab Pages feature must be enabled to use these endpoints. Find out more about [administering](../administration/pages/index.md) and [using](../user/project/pages/index.md) the feature.
 
+## List all pages domains
+
+Get a list of all pages domains. The user must have admin permissions.
+
+```http
+GET /pages/domains
+```
+
+```bash
+curl --header "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" https://gitlab.example.com/api/v4/pages/domains
+```
+
+```json
+[
+  {
+    "domain": "ssl.domain.example",
+    "url": "https://ssl.domain.example",
+    "certificate": {
+      "expired": false,
+      "expiration": "2020-04-12T14:32:00.000Z"
+    }
+  }
+]
+```
+
 ## List pages domains
 
 Get a list of project pages domains. The user must have permissions to view pages domains.
diff --git a/lib/api/entities.rb b/lib/api/entities.rb
index a382db92e8d..16ae99b5c6c 100644
--- a/lib/api/entities.rb
+++ b/lib/api/entities.rb
@@ -1042,6 +1042,11 @@ module API
       expose :value
     end
 
+    class PagesDomainCertificateExpiration < Grape::Entity
+      expose :expired?, as: :expired
+      expose :expiration
+    end
+
     class PagesDomainCertificate < Grape::Entity
       expose :subject
       expose :expired?, as: :expired
@@ -1049,12 +1054,23 @@ module API
       expose :certificate_text
     end
 
+    class PagesDomainBasic < Grape::Entity
+      expose :domain
+      expose :url
+      expose :certificate,
+        as: :certificate_expiration,
+        if: ->(pages_domain, _) { pages_domain.certificate? },
+        using: PagesDomainCertificateExpiration do |pages_domain|
+        pages_domain
+      end
+    end
+
     class PagesDomain < Grape::Entity
       expose :domain
       expose :url
       expose :certificate,
-             if: ->(pages_domain, _) { pages_domain.certificate? },
-             using: PagesDomainCertificate do |pages_domain|
+        if: ->(pages_domain, _) { pages_domain.certificate? },
+        using: PagesDomainCertificate do |pages_domain|
         pages_domain
       end
     end
diff --git a/lib/api/helpers.rb b/lib/api/helpers.rb
index 5f9b94cc89c..3c8960cb1ab 100644
--- a/lib/api/helpers.rb
+++ b/lib/api/helpers.rb
@@ -155,6 +155,11 @@ module API
       end
     end
 
+    def authenticated_with_full_private_access!
+      authenticate!
+      forbidden! unless current_user.full_private_access?
+    end
+
     def authenticated_as_admin!
       authenticate!
       forbidden! unless current_user.admin?
@@ -190,6 +195,10 @@ module API
       not_found! unless user_project.pages_available?
     end
 
+    def require_pages_config_enabled!
+      not_found! unless Gitlab.config.pages.enabled
+    end
+
     def can?(object, action, subject = :global)
       Ability.allowed?(object, action, subject)
     end
diff --git a/lib/api/pages_domains.rb b/lib/api/pages_domains.rb
index 259f3f34068..d7b613a717e 100644
--- a/lib/api/pages_domains.rb
+++ b/lib/api/pages_domains.rb
@@ -4,7 +4,6 @@ module API
 
     before do
       authenticate!
-      require_pages_enabled!
     end
 
     after_validation do
@@ -29,10 +28,31 @@ module API
       end
     end
 
+    resource :pages do
+      before do
+        require_pages_config_enabled!
+        authenticated_with_full_private_access!
+      end
+
+      desc "Get all pages domains" do
+        success Entities::PagesDomainBasic
+      end
+      params do
+        use :pagination
+      end
+      get "domains" do
+        present paginate(PagesDomain.all), with: Entities::PagesDomainBasic
+      end
+    end
+
     params do
       requires :id, type: String, desc: 'The ID of a project'
     end
     resource :projects, requirements: { id: %r{[^/]+} } do
+      before do
+        require_pages_enabled!
+      end
+
       desc 'Get all pages domains' do
         success Entities::PagesDomain
       end
diff --git a/spec/fixtures/api/schemas/public_api/v4/pages_domain/basic.json b/spec/fixtures/api/schemas/public_api/v4/pages_domain/basic.json
new file mode 100644
index 00000000000..4ba6422406c
--- /dev/null
+++ b/spec/fixtures/api/schemas/public_api/v4/pages_domain/basic.json
@@ -0,0 +1,18 @@
+{
+  "type": "object",
+  "properties": {
+    "domain": { "type": "string" },
+    "url": { "type": "uri" },
+    "certificate_expiration": {
+      "type": "object",
+      "properties": {
+        "expired": { "type": "boolean" },
+        "expiration": { "type": "string" }
+      },
+      "required": ["expired", "expiration"],
+      "additionalProperties": false
+    }
+  },
+  "required": ["domain", "url"],
+  "additionalProperties": false
+}
diff --git a/spec/fixtures/api/schemas/public_api/v4/pages_domain/detail.json b/spec/fixtures/api/schemas/public_api/v4/pages_domain/detail.json
new file mode 100644
index 00000000000..08db8d47050
--- /dev/null
+++ b/spec/fixtures/api/schemas/public_api/v4/pages_domain/detail.json
@@ -0,0 +1,20 @@
+{
+  "type": "object",
+  "properties": {
+    "domain": { "type": "string" },
+    "url": { "type": "uri" },
+    "certificate": {
+      "type": "object",
+      "properties": {
+        "subject": { "type": "string" },
+        "expired": { "type": "boolean" },
+        "certificate": { "type": "string" },
+        "certificate_text": { "type": "string" }
+      },
+      "required": ["subject", "expired"],
+      "additionalProperties": false
+    }
+  },
+  "required": ["domain", "url"],
+  "additionalProperties": false
+}
diff --git a/spec/fixtures/api/schemas/public_api/v4/pages_domain_basics.json b/spec/fixtures/api/schemas/public_api/v4/pages_domain_basics.json
new file mode 100644
index 00000000000..c7d86de7d8e
--- /dev/null
+++ b/spec/fixtures/api/schemas/public_api/v4/pages_domain_basics.json
@@ -0,0 +1,4 @@
+{
+  "type": "array",
+  "items": { "$ref": "pages_domain/basic.json" }
+}
diff --git a/spec/fixtures/api/schemas/public_api/v4/pages_domains.json b/spec/fixtures/api/schemas/public_api/v4/pages_domains.json
index 0de1d0f1228..7c27218dc5a 100644
--- a/spec/fixtures/api/schemas/public_api/v4/pages_domains.json
+++ b/spec/fixtures/api/schemas/public_api/v4/pages_domains.json
@@ -1,23 +1,4 @@
 {
   "type": "array",
-  "items": {
-    "type": "object",
-    "properties": {
-      "domain": { "type": "string" },
-      "url": { "type": "uri" },
-      "certificate": {
-        "type": "object",
-        "properties": {
-          "subject": { "type": "string" },
-          "expired": { "type": "boolean" },
-          "certificate": { "type": "string" },
-          "certificate_text": { "type": "string" }
-        },
-        "required": ["subject", "expired"],
-        "additionalProperties": false
-      }
-    },
-    "required": ["domain", "url"],
-    "additionalProperties": false
-  }
+  "items": { "$ref": "pages_domain/detail.json" }
 }
diff --git a/spec/requests/api/pages_domains_spec.rb b/spec/requests/api/pages_domains_spec.rb
index d13b3a958c9..d412b045e9f 100644
--- a/spec/requests/api/pages_domains_spec.rb
+++ b/spec/requests/api/pages_domains_spec.rb
@@ -3,6 +3,7 @@ require 'rails_helper'
 describe API::PagesDomains do
   set(:project) { create(:project) }
   set(:user) { create(:user) }
+  set(:admin) { create(:admin) }
 
   set(:pages_domain) { create(:pages_domain, domain: 'www.domain.test', project: project) }
   set(:pages_domain_secure) { create(:pages_domain, :with_certificate, :with_key, domain: 'ssl.domain.test', project: project) }
@@ -23,12 +24,49 @@ describe API::PagesDomains do
     allow(Gitlab.config.pages).to receive(:enabled).and_return(true)
   end
 
+  describe 'GET /pages/domains' do
+    context 'when pages is disabled' do
+      before do
+        allow(Gitlab.config.pages).to receive(:enabled).and_return(false)
+      end
+
+      it_behaves_like '404 response' do
+        let(:request) { get api('/pages/domains', admin) }
+      end
+    end
+
+    context 'when pages is enabled' do
+      context 'when authenticated as an admin' do
+        it 'returns paginated all pages domains' do
+          get api('/pages/domains', admin)
+
+          expect(response).to have_gitlab_http_status(200)
+          expect(response).to match_response_schema('public_api/v4/pages_domain_basics')
+          expect(response).to include_pagination_headers
+          expect(json_response).to be_an Array
+          expect(json_response.size).to eq(3)
+          expect(json_response.last).to have_key('domain')
+          expect(json_response.last).to have_key('certificate_expiration')
+          expect(json_response.last['certificate_expiration']['expired']).to be true
+          expect(json_response.first).not_to have_key('certificate_expiration')
+        end
+      end
+
+      context 'when authenticated as a non-member' do
+        it_behaves_like '403 response' do
+          let(:request) { get api('/pages/domains', user) }
+        end
+      end
+    end
+  end
+
   describe 'GET /projects/:project_id/pages/domains' do
     shared_examples_for 'get pages domains' do
       it 'returns paginated pages domains' do
         get api(route, user)
 
         expect(response).to have_gitlab_http_status(200)
+        expect(response).to match_response_schema('public_api/v4/pages_domains')
         expect(response).to include_pagination_headers
         expect(json_response).to be_an Array
         expect(json_response.size).to eq(3)
@@ -99,6 +137,7 @@ describe API::PagesDomains do
         get api(route_domain, user)
 
         expect(response).to have_gitlab_http_status(200)
+        expect(response).to match_response_schema('public_api/v4/pages_domain/detail')
         expect(json_response['domain']).to eq(pages_domain.domain)
         expect(json_response['url']).to eq(pages_domain.url)
         expect(json_response['certificate']).to be_nil
@@ -108,6 +147,7 @@ describe API::PagesDomains do
         get api(route_secure_domain, user)
 
         expect(response).to have_gitlab_http_status(200)
+        expect(response).to match_response_schema('public_api/v4/pages_domain/detail')
         expect(json_response['domain']).to eq(pages_domain_secure.domain)
         expect(json_response['url']).to eq(pages_domain_secure.url)
         expect(json_response['certificate']['subject']).to eq(pages_domain_secure.subject)
@@ -118,6 +158,7 @@ describe API::PagesDomains do
         get api(route_expired_domain, user)
 
         expect(response).to have_gitlab_http_status(200)
+        expect(response).to match_response_schema('public_api/v4/pages_domain/detail')
         expect(json_response['certificate']['expired']).to be true
       end
     end
@@ -187,6 +228,7 @@ describe API::PagesDomains do
         pages_domain = PagesDomain.find_by(domain: json_response['domain'])
 
         expect(response).to have_gitlab_http_status(201)
+        expect(response).to match_response_schema('public_api/v4/pages_domain/detail')
         expect(pages_domain.domain).to eq(params[:domain])
         expect(pages_domain.certificate).to be_nil
         expect(pages_domain.key).to be_nil
@@ -197,6 +239,7 @@ describe API::PagesDomains do
         pages_domain = PagesDomain.find_by(domain: json_response['domain'])
 
         expect(response).to have_gitlab_http_status(201)
+        expect(response).to match_response_schema('public_api/v4/pages_domain/detail')
         expect(pages_domain.domain).to eq(params_secure[:domain])
         expect(pages_domain.certificate).to eq(params_secure[:certificate])
         expect(pages_domain.key).to eq(params_secure[:key])
@@ -270,6 +313,7 @@ describe API::PagesDomains do
         pages_domain_secure.reload
 
         expect(response).to have_gitlab_http_status(200)
+        expect(response).to match_response_schema('public_api/v4/pages_domain/detail')
         expect(pages_domain_secure.certificate).to be_nil
         expect(pages_domain_secure.key).to be_nil
       end
@@ -279,6 +323,7 @@ describe API::PagesDomains do
         pages_domain.reload
 
         expect(response).to have_gitlab_http_status(200)
+        expect(response).to match_response_schema('public_api/v4/pages_domain/detail')
         expect(pages_domain.certificate).to eq(params_secure[:certificate])
         expect(pages_domain.key).to eq(params_secure[:key])
       end
@@ -288,6 +333,7 @@ describe API::PagesDomains do
         pages_domain_expired.reload
 
         expect(response).to have_gitlab_http_status(200)
+        expect(response).to match_response_schema('public_api/v4/pages_domain/detail')
         expect(pages_domain_expired.certificate).to eq(params_secure[:certificate])
         expect(pages_domain_expired.key).to eq(params_secure[:key])
       end
@@ -297,6 +343,7 @@ describe API::PagesDomains do
         pages_domain_secure.reload
 
         expect(response).to have_gitlab_http_status(200)
+        expect(response).to match_response_schema('public_api/v4/pages_domain/detail')
         expect(pages_domain_secure.certificate).to eq(params_secure_nokey[:certificate])
       end