Move logs to core (backend)

backend side

app/assets/javascripts/api.js

@@ -492,6 +492,41 @@ const Api = {
   buildUrl(url) {
     return joinPaths(gon.relative_url_root || '', url.replace(':version', gon.api_version));
   },
+
+  /**
+   * Returns pods logs for an environment with an optional pod and container
+   *
+   * @param {Object} params
+   * @param {Object} param.environment - Environment object
+   * @param {string=} params.podName - Pod name, if not set the backend assumes a default one
+   * @param {string=} params.containerName - Container name, if not set the backend assumes a default one
+   * @param {string=} params.start - Starting date to query the logs in ISO format
+   * @param {string=} params.end - Ending date to query the logs in ISO format
+   * @returns {Promise} Axios promise for the result of a GET request of logs
+   */
+  getPodLogs({ environment, podName, containerName, search, start, end }) {
+    const url = this.buildUrl(environment.logs_api_path);
+
+    const params = {};
+
+    if (podName) {
+      params.pod_name = podName;
+    }
+    if (containerName) {
+      params.container_name = containerName;
+    }
+    if (search) {
+      params.search = search;
+    }
+    if (start) {
+      params.start = start;
+    }
+    if (end) {
+      params.end = end;
+    }
+
+    return axios.get(url, { params });
+  },
 };
 
 export default Api;

ee/app/assets/javascripts/logs/stores/actions.js → app/assets/javascripts/logs/stores/actions.js

-import Api from 'ee/api';
+import Api from '~/api';
 import { backOff } from '~/lib/utils/common_utils';
 import httpStatusCodes from '~/lib/utils/http_status';
 import axios from '~/lib/utils/axios_utils';

ee/app/assets/javascripts/pages/projects/logs/index.js → app/assets/javascripts/pages/projects/logs/index.js

-import logsBundle from 'ee/logs';
+import logsBundle from '~/logs';
 
 document.addEventListener('DOMContentLoaded', logsBundle);

app/assets/stylesheets/pages/builds.scss

@@ -357,3 +357,42 @@
     }
   }
 }
+
+.build-page-pod-logs {
+  .build-trace-container {
+    position: relative;
+  }
+
+  .build-trace {
+    @include build-trace();
+  }
+
+  .top-bar {
+    @include build-trace-top-bar($gl-line-height * 5);
+
+    .dropdown-menu-toggle {
+      width: 200px;
+
+      @include media-breakpoint-up(sm) {
+        width: 300px;
+      }
+    }
+
+    .controllers {
+      @include build-controllers(16px, flex-end, true, 2);
+    }
+
+    .refresh-control {
+      @include build-controllers(16px, flex-end, true, 0);
+      margin-left: 2px;
+    }
+  }
+
+  .btn-refresh svg {
+    top: 0;
+  }
+
+  .build-loader-animation {
+    @include build-loader-animation;
+  }
+}

app/helpers/environments_helper.rb

@@ -41,4 +41,13 @@ module EnvironmentsHelper
       "external-dashboard-url" => project.metrics_setting_external_dashboard_url
     }
   end
+
+  def environment_logs_data(project, environment)
+    {
+      "environment-name": environment.name,
+      "environments-path": project_environments_path(project, format: :json),
+      "environment-id": environment.id,
+      "cluster-applications-documentation-path" => help_page_path('user/clusters/applications.md', anchor: 'elastic-stack')
+    }
+  end
 end

app/models/environment.rb

@@ -330,6 +330,10 @@ class Environment < ApplicationRecord
     self.auto_stop_at = parsed_result.seconds.from_now
   end
 
+  def elastic_stack_available?
+    !!deployment_platform&.cluster&.application_elastic_stack&.available?
+  end
+
   private
 
   def has_metrics_and_can_query?

app/policies/project_policy.rb

@@ -314,6 +314,7 @@ class ProjectPolicy < BasePolicy
     enable :admin_operations
     enable :read_deploy_token
     enable :create_deploy_token
+    enable :read_pod_logs
   end
 
   rule { (mirror_available & can?(:admin_project)) | admin }.enable :admin_remote_mirror

app/serializers/environment_entity.rb

@@ -47,6 +47,22 @@ class EnvironmentEntity < Grape::Entity
     environment.available? && can?(current_user, :stop_environment, environment)
   end
 
+  expose :logs_path, if: -> (*) { can_read_pod_logs? } do |environment|
+    project_logs_path(environment.project, environment_name: environment.name)
+  end
+
+  expose :logs_api_path, if: -> (*) { can_read_pod_logs? } do |environment|
+    if environment.elastic_stack_available?
+      elasticsearch_project_logs_path(environment.project, environment_name: environment.name, format: :json)
+    else
+      k8s_project_logs_path(environment.project, environment_name: environment.name, format: :json)
+    end
+  end
+
+  expose :enable_advanced_logs_querying, if: -> (*) { can_read_pod_logs? } do |environment|
+    environment.elastic_stack_available?
+  end
+
   private
 
   alias_method :environment, :object
@@ -63,6 +79,10 @@ class EnvironmentEntity < Grape::Entity
     can?(current_user, :update_environment, environment)
   end
 
+  def can_read_pod_logs?
+    can?(current_user, :read_pod_logs, environment.project)
+  end
+
   def cluster_platform_kubernetes?
     deployment_platform && deployment_platform.is_a?(Clusters::Platforms::Kubernetes)
   end

app/views/layouts/nav/sidebar/_project.html.haml

@@ -263,7 +263,11 @@
                   %span
                     = _('Serverless')
 
-            = render_if_exists 'layouts/nav/sidebar/pod_logs_link' # EE-specific
+            - if project_nav_tab?(:environments) && can?(current_user, :read_pod_logs, @project)
+              = nav_link(controller: :logs, action: [:index]) do
+                = link_to project_logs_path(@project), title: _('Logs') do
+                  %span
+                    = _('Logs')
 
             - if project_nav_tab? :clusters
               - show_cluster_hint = show_gke_cluster_integration_callout?(@project)

changelogs/unreleased/ak-move-logs-to-core.yml

+---
+title: Move pod logs to core
+merge_request: 25455
+author:
+type: changed

config/routes/project.rb

@@ -175,6 +175,13 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
           end
         end
 
+        resources :logs, only: [:index] do
+          collection do
+            get :k8s
+            get :elasticsearch
+          end
+        end
+
         resources :starrers, only: [:index]
         resources :forks, only: [:index, :new, :create]
         resources :group_links, only: [:index, :create, :update, :destroy], constraints: { id: /\d+/ }

doc/user/incident_management/index.md

@@ -88,12 +88,13 @@ dropdown box above the upper right corner of the panel:
 
 The options are:
 
-- [View logs](#view-logs-ultimate) **(ULTIMATE)**
+- [View logs](#view-logs)
 - [Download CSV](#download-csv)
 
-##### View logs **(ULTIMATE)**
+##### View logs
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/issues/201846) in GitLab Ultimate 12.8.
+> [Moved](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/25455) to [GitLab Core](https://about.gitlab.com/pricing/) 12.9.
 
 This can be useful if you are triaging an application incident and need to
 [explore logs](../project/integrations/prometheus.md#view-logs-ultimate)

doc/user/project/clusters/index.md

@@ -27,7 +27,7 @@ Using the GitLab project Kubernetes integration, you can:
 - Use [Web terminals](#web-terminals).
 - Use [Deploy Boards](#deploy-boards-premium). **(PREMIUM)**
 - Use [Canary Deployments](#canary-deployments-premium). **(PREMIUM)**
-- View [Logs](#logs-ultimate). **(ULTIMATE)**
+- View [Logs](#logs).
 - Run serverless workloads on [Kubernetes with Knative](serverless/index.md).
 
 ### Deploy Boards **(PREMIUM)**
@@ -48,7 +48,7 @@ the need to leave GitLab.
 
 [Read more about Canary Deployments](../canary_deployments.md)
 
-### Logs **(ULTIMATE)**
+### Logs
 
 GitLab makes it easy to view the logs of running pods in connected Kubernetes clusters. By displaying the logs directly in GitLab, developers can avoid having to manage console tools or jump to a different interface.
 

doc/user/project/clusters/kubernetes_pod_logs.md

-# Kubernetes Logs **(ULTIMATE)**
+# Kubernetes Logs
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/issues/4752) in [GitLab Ultimate](https://about.gitlab.com/pricing/) 11.0.
+> [Moved](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/25455) to [GitLab Core](https://about.gitlab.com/pricing/) 12.9.
 
 GitLab makes it easy to view the logs of running pods in [connected Kubernetes clusters](index.md).
 By displaying the logs directly in GitLab, developers can avoid having to manage console tools or jump to a different interface.

ee/app/assets/javascripts/api.js

@@ -90,41 +90,6 @@ export default {
     return axios.delete(url);
   },
 
-  /**
-   * Returns pods logs for an environment with an optional pod and container
-   *
-   * @param {Object} params
-   * @param {Object} param.environment - Environment object
-   * @param {string=} params.podName - Pod name, if not set the backend assumes a default one
-   * @param {string=} params.containerName - Container name, if not set the backend assumes a default one
-   * @param {string=} params.start - Starting date to query the logs in ISO format
-   * @param {string=} params.end - Ending date to query the logs in ISO format
-   * @returns {Promise} Axios promise for the result of a GET request of logs
-   */
-  getPodLogs({ environment, podName, containerName, search, start, end }) {
-    const url = this.buildUrl(environment.logs_api_path);
-
-    const params = {};
-
-    if (podName) {
-      params.pod_name = podName;
-    }
-    if (containerName) {
-      params.container_name = containerName;
-    }
-    if (search) {
-      params.search = search;
-    }
-    if (start) {
-      params.start = start;
-    }
-    if (end) {
-      params.end = end;
-    }
-
-    return axios.get(url, { params });
-  },
-
   groupPackages(id, options = {}) {
     const url = Api.buildUrl(this.groupPackagesPath).replace(':id', id);
     return axios.get(url, options);

ee/app/assets/stylesheets/pages/builds.scss

-.build-page-pod-logs {
-  .build-trace-container {
-    position: relative;
-  }
-
-  .build-trace {
-    @include build-trace();
-  }
-
-  .top-bar {
-    @include build-trace-top-bar($gl-line-height * 5);
-
-    .dropdown-menu-toggle {
-      width: 200px;
-
-      @include media-breakpoint-up(sm) {
-        width: 300px;
-      }
-    }
-
-    .controllers {
-      @include build-controllers(16px, flex-end, true, 2);
-    }
-
-    .refresh-control {
-      @include build-controllers(16px, flex-end, true, 0);
-      margin-left: 2px;
-    }
-  }
-
-  .btn-refresh svg {
-    top: 0;
-  }
-
-  .build-loader-animation {
-    @include build-loader-animation;
-  }
-}

ee/app/helpers/ee/environments_helper.rb

@@ -30,15 +30,6 @@ module EE
       project.feature_available?(:custom_prometheus_metrics) && can?(current_user, :admin_project, project)
     end
 
-    def environment_logs_data(project, environment)
-      {
-        "environment-name": environment.name,
-        "environments-path": project_environments_path(project, format: :json),
-        "environment-id": environment.id,
-        "cluster-applications-documentation-path" => help_page_path('user/clusters/applications.md', anchor: 'elastic-stack')
-      }
-    end
-
     def metrics_data(project, environment)
       ee_metrics_data = {
         "custom-metrics-path" => project_prometheus_metrics_path(project),

ee/app/models/ee/environment.rb

@@ -77,10 +77,6 @@ module EE
       result || ::Gitlab::Kubernetes::RolloutStatus.loading
     end
 
-    def elastic_stack_available?
-      !!deployment_platform&.cluster&.application_elastic_stack&.available?
-    end
-
     private
 
     def rollout_status_available?

ee/app/models/license.rb

@@ -121,7 +121,6 @@ class License < ApplicationRecord
     license_management
     license_scanning
     personal_access_token_expiration_policy
-    pod_logs
     prometheus_alerts
     pseudonymizer
     report_approver_rules

ee/app/policies/ee/project_policy.rb

@@ -82,11 +82,6 @@ module EE
         @subject.feature_available?(:reject_unsigned_commits)
       end
 
-      with_scope :subject
-      condition(:pod_logs_enabled) do
-        @subject.feature_available?(:pod_logs, @user)
-      end
-
       with_scope :subject
       condition(:security_dashboard_enabled) do
         @subject.feature_available?(:security_dashboard)
@@ -235,7 +230,6 @@ module EE
 
       rule { license_scanning_enabled & can?(:maintainer_access) }.enable :admin_software_license_policy
 
-      rule { pod_logs_enabled & can?(:maintainer_access) }.enable :read_pod_logs
       rule { prometheus_alerts_enabled & can?(:maintainer_access) }.enable :read_prometheus_alerts
 
       rule { auditor }.policy do

ee/app/serializers/ee/environment_entity.rb

@@ -7,30 +7,10 @@ module EE
 
     prepended do
       expose :rollout_status, if: -> (*) { can_read_deploy_board? }, using: ::RolloutStatusEntity
-
-      expose :logs_path, if: -> (*) { can_read_pod_logs? } do |environment|
-        project_logs_path(environment.project, environment_name: environment.name)
-      end
-
-      expose :logs_api_path, if: -> (*) { can_read_pod_logs? } do |environment|
-        if environment.elastic_stack_available?
-          elasticsearch_project_logs_path(environment.project, environment_name: environment.name, format: :json)
-        else
-          k8s_project_logs_path(environment.project, environment_name: environment.name, format: :json)
-        end
-      end
-
-      expose :enable_advanced_logs_querying, if: -> (*) { can_read_pod_logs? } do |environment|
-        environment.elastic_stack_available?
-      end
     end
 
     private
 
-    def can_read_pod_logs?
-      can?(current_user, :read_pod_logs, environment.project)
-    end
-
     def can_read_deploy_board?
       can?(current_user, :read_deploy_board, environment.project)
     end

ee/app/views/layouts/nav/sidebar/_pod_logs_link.html.haml

-- return unless can?(current_user, :read_pod_logs, @project)
-- return unless project_nav_tab?(:environments)
-
-= nav_link(controller: :logs, action: [:index]) do
-  = link_to project_logs_path(@project), title: _('Logs') do
-    %span
-      = _('Logs')

ee/config/routes/project.rb

@@ -73,13 +73,6 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
 
         resource :threat_monitoring, only: [:show], controller: :threat_monitoring
 
-        resources :logs, only: [:index] do
-          collection do
-            get :k8s
-            get :elasticsearch
-          end
-        end
-
         resources :protected_environments, only: [:create, :update, :destroy], constraints: { id: /\d+/ } do
           collection do
             get 'search'

ee/spec/features/projects/environments_pod_logs_spec.rb

@@ -14,8 +14,6 @@ describe 'Environment > Pod Logs', :js do
   let(:service) { create(:cluster_platform_kubernetes, :configured) }
 
   before do
-    stub_licensed_features(pod_logs: true)
-
     create(:cluster, :provided_by_gcp, environment_scope: '*', projects: [project])
     create(:deployment, :success, environment: environment)
 

ee/spec/fixtures/api/schemas/clusters/environment.json

@@ -24,6 +24,7 @@
         { "$ref": "../rollout_status.json" }
       ]
     },
+    "logs_path": { "type": "string" },
     "updated_at": { "type": "date" }
   },
   "additionalProperties": false

ee/spec/fixtures/api/schemas/environment.json

@@ -57,6 +57,15 @@
     "folder_path": {
       "type": "string"
     },
+    "logs_path": {
+      "type": "string"
+    },
+    "logs_api_path": {
+      "type": "string"
+    },
+    "enable_advanced_logs_querying": {
+      "type": "boolean"
+    },
     "created_at": {
       "type": "date"
     },

ee/spec/models/environment_spec.rb

@@ -229,39 +229,4 @@ describe Environment, :use_clean_rails_memory_store_caching do
       end
     end
   end
-
-  describe '#elastic_stack_available?' do
-    let!(:cluster) { create(:cluster, :project, :provided_by_user, projects: [project]) }
-    let!(:deployment) { create(:deployment, :success, environment: environment, project: project) }
-
-    context 'when app does not exist' do
-      it 'returns false' do
-        expect(environment.elastic_stack_available?).to be(false)
-      end
-    end
-
-    context 'when app exists' do
-      let!(:application) { create(:clusters_applications_elastic_stack, cluster: cluster) }
-
-      it 'returns false' do
-        expect(environment.elastic_stack_available?).to be(false)
-      end
-    end
-
-    context 'when app is installed' do
-      let!(:application) { create(:clusters_applications_elastic_stack, :installed, cluster: cluster) }
-
-      it 'returns true' do
-        expect(environment.elastic_stack_available?).to be(true)
-      end
-    end
-
-    context 'when app is updated' do
-      let!(:application) { create(:clusters_applications_elastic_stack, :updated, cluster: cluster) }
-
-      it 'returns true' do
-        expect(environment.elastic_stack_available?).to be(true)
-      end
-    end
-  end
 end

ee/spec/requests/groups/clusters_controller_spec.rb

@@ -26,12 +26,16 @@ describe Groups::ClustersController do
 
     it 'avoids N+1 database queries' do
       control_count = ActiveRecord::QueryRecorder.new(skip_cached: false) { go }.count
+      deployment_count = 2
 
-      create_list(:deployment, 2, :success, cluster: cluster)
+      create_list(:deployment, deployment_count, :success, cluster: cluster)
 
       # TODO remove this leeway when we refactor away from deployment_platform
       # (https://gitlab.com/gitlab-org/gitlab/issues/13635)
-      leeway = 5
+      leeway = deployment_count * 2
+      # it also appears that `can_read_pod_logs?` in ee/app/serializers/clusters/environment_entity.rb
+      # generates 3 additional queries per deployment
+      leeway += deployment_count * 3
       expect { go }.not_to exceed_all_query_limit(control_count + leeway)
     end
   end

ee/spec/serializers/clusters/environment_entity_spec.rb

@@ -51,21 +51,8 @@ describe Clusters::EnvironmentEntity do
       end
     end
 
-    context 'when pod_logs are available' do
-      before do
-        stub_licensed_features(pod_logs: true)
-        project.add_maintainer(user)
-      end
-
     it 'exposes logs_path' do
       expect(subject).to include(:logs_path)
     end
   end
-
-    context 'when pod_logs are not available' do
-      it 'does not expose logs_path' do
-        expect(subject).not_to include(:logs_path)
-      end
-    end
-  end
 end

ee/spec/serializers/environment_entity_spec.rb

@@ -4,7 +4,6 @@ require 'spec_helper'
 
 describe EnvironmentEntity do
   include KubernetesHelpers
-  include Gitlab::Routing.url_helpers
 
   let(:user) { create(:user) }
   let(:environment) { create(:environment) }
@@ -46,39 +45,5 @@ describe EnvironmentEntity do
         expect(subject).not_to include(:rollout_status)
       end
     end
-
-    context 'when pod_logs are available' do
-      before do
-        stub_licensed_features(pod_logs: true)
-      end
-
-      it 'exposes logs keys' do
-        expect(subject).to include(:logs_path)
-        expect(subject).to include(:logs_api_path)
-        expect(subject).to include(:enable_advanced_logs_querying)
-      end
-
-      it 'uses k8s api when ES is not available' do
-        expect(subject[:logs_api_path]).to eq(k8s_project_logs_path(environment.project, environment_name: environment.name, format: :json))
-      end
-
-      it 'uses ES api when ES is available' do
-        allow(environment).to receive(:elastic_stack_available?).and_return(true)
-
-        expect(subject[:logs_api_path]).to eq(elasticsearch_project_logs_path(environment.project, environment_name: environment.name, format: :json))
-      end
-    end
-
-    context 'when pod_logs are not available' do
-      before do
-        stub_licensed_features(pod_logs: false)
-      end
-
-      it 'does not expose logs keys' do
-        expect(subject).not_to include(:logs_path)
-        expect(subject).not_to include(:logs_api_path)
-        expect(subject).not_to include(:enable_advanced_logs_querying)
-      end
-    end
   end
 end

ee/spec/controllers/projects/logs_controller_spec.rb → spec/controllers/projects/logs_controller_spec.rb

@@ -22,23 +22,6 @@ describe Projects::LogsController do
   end
 
   describe 'GET #index' do
-    context 'when unlicensed' do
-      before do
-        stub_licensed_features(pod_logs: false)
-      end
-
-      it 'renders forbidden' do
-        get :index, params: environment_params
-
-        expect(response).to have_gitlab_http_status(:not_found)
-      end
-    end
-
-    context 'when licensed' do
-      before do
-        stub_licensed_features(pod_logs: true)
-      end
-
     let(:empty_project) { create(:project) }
 
     it 'renders empty logs page if no environment exists' do
@@ -56,7 +39,6 @@ describe Projects::LogsController do
       expect(response).to render_template 'index'
     end
   end
-  end
 
   shared_examples 'pod logs service' do |endpoint, service|
     let(:service_result) do
@@ -73,21 +55,11 @@ describe Projects::LogsController do
     let_it_be(:cluster) { create(:cluster, :provided_by_gcp, environment_scope: '*', projects: [project]) }
 
     before do
-      stub_licensed_features(pod_logs: true)
-
       allow_next_instance_of(service) do |instance|
         allow(instance).to receive(:execute).and_return(service_result)
       end
     end
 
-    it 'returns 404 when unlicensed' do
-      stub_licensed_features(pod_logs: false)
-
-      get endpoint, params: environment_params(pod_name: pod_name, format: :json)
-
-      expect(response).to have_gitlab_http_status(:not_found)
-    end
-
     it 'returns the service result' do
       get endpoint, params: environment_params(pod_name: pod_name, format: :json)
 

spec/features/projects/navbar_spec.rb

@@ -70,6 +70,7 @@ describe 'Project navbar' do
           _('Environments'),
           _('Error Tracking'),
           _('Serverless'),
+          _('Logs'),
           _('Kubernetes')
         ]
       },

spec/fixtures/api/schemas/environment.json

@@ -26,6 +26,9 @@
     "stop_path": { "type": "string" },
     "cancel_auto_stop_path": { "type": "string" },
     "folder_path": { "type": "string" },
+    "logs_path": { "type": "string" },
+    "logs_api_path": { "type": "string" },
+    "enable_advanced_logs_querying": { "type": "boolean" },
     "created_at": { "type": "string", "format": "date-time" },
     "updated_at": { "type": "string", "format": "date-time" },
     "auto_stop_at": { "type": "string", "format": "date-time" },

ee/spec/frontend/logs/components/environment_logs_spec.js → spec/frontend/logs/components/environment_logs_spec.js

@@ -2,9 +2,9 @@ import Vue from 'vue';
 import { GlDropdown, GlDropdownItem, GlSearchBoxByClick } from '@gitlab/ui';
 import { shallowMount } from '@vue/test-utils';
 import DateTimePicker from '~/vue_shared/components/date_time_picker/date_time_picker.vue';
-import EnvironmentLogs from 'ee/logs/components/environment_logs.vue';
+import EnvironmentLogs from '~/logs/components/environment_logs.vue';
 
-import { createStore } from 'ee/logs/stores';
+import { createStore } from '~/logs/stores';
 import { scrollDown } from '~/lib/utils/scroll_utils';
 import {
   mockEnvName,

ee/spec/frontend/logs/components/log_control_buttons_spec.js → spec/frontend/logs/components/log_control_buttons_spec.js

 import { shallowMount } from '@vue/test-utils';
 import { GlButton } from '@gitlab/ui';
-import LogControlButtons from 'ee/logs/components/log_control_buttons.vue';
+import LogControlButtons from '~/logs/components/log_control_buttons.vue';
 import {
   canScroll,
   isScrolledToTop,

ee/spec/frontend/logs/stores/actions_spec.js → spec/frontend/logs/stores/actions_spec.js

 import MockAdapter from 'axios-mock-adapter';
 
 import testAction from 'helpers/vuex_action_helper';
-import * as types from 'ee/logs/stores/mutation_types';
+import * as types from '~/logs/stores/mutation_types';
 import { convertToFixedRange } from '~/lib/utils/datetime_range';
-import logsPageState from 'ee/logs/stores/state';
+import logsPageState from '~/logs/stores/state';
 import {
   setInitData,
   setSearch,
   showPodLogs,
   fetchEnvironments,
   fetchLogs,
-} from 'ee/logs/stores/actions';
+} from '~/logs/stores/actions';
 
 import { defaultTimeRange } from '~/monitoring/constants';
 
@@ -30,7 +30,7 @@ import {
 
 jest.mock('~/flash');
 jest.mock('~/lib/utils/datetime_range');
-jest.mock('ee/logs/utils');
+jest.mock('~/logs/utils');
 
 const mockDefaultRange = {
   start: '2020-01-10T18:00:00.000Z',

ee/spec/frontend/logs/stores/getters_spec.js → spec/frontend/logs/stores/getters_spec.js

-import * as getters from 'ee/logs/stores/getters';
-import logsPageState from 'ee/logs/stores/state';
+import * as getters from '~/logs/stores/getters';
+import logsPageState from '~/logs/stores/state';
 
 import { mockLogsResult, mockTrace } from '../mock_data';
 

ee/spec/frontend/logs/stores/mutations_spec.js → spec/frontend/logs/stores/mutations_spec.js

-import mutations from 'ee/logs/stores/mutations';
-import * as types from 'ee/logs/stores/mutation_types';
+import mutations from '~/logs/stores/mutations';
+import * as types from '~/logs/stores/mutation_types';
 
-import logsPageState from 'ee/logs/stores/state';
+import logsPageState from '~/logs/stores/state';
 import {
   mockEnvName,
   mockEnvironments,

ee/spec/frontend/logs/utils_spec.js → spec/frontend/logs/utils_spec.js

-import { getTimeRange } from 'ee/logs/utils';
+import { getTimeRange } from '~/logs/utils';
 
 describe('logs/utils', () => {
   describe('getTimeRange', () => {

ee/spec/lib/gitlab/elasticsearch/logs_spec.rb → spec/lib/gitlab/elasticsearch/logs_spec.rb

@@ -10,7 +10,7 @@ describe Gitlab::Elasticsearch::Logs do
   let(:es_message_3) { { timestamp: "2019-12-13T14:35:36.034Z", message: "10.8.2.1 - - [04/Nov/2019:23:09:24 UTC] \"GET / HTTP/1.1\" 200 13" } }
   let(:es_message_4) { { timestamp: "2019-12-13T14:35:37.034Z", message: "- -\u003e /" } }
 
-  let(:es_response) { JSON.parse(fixture_file('lib/elasticsearch/logs_response.json', dir: 'ee')) }
+  let(:es_response) { JSON.parse(fixture_file('lib/elasticsearch/logs_response.json')) }
 
   subject { described_class.new(client) }
 
@@ -21,12 +21,12 @@ describe Gitlab::Elasticsearch::Logs do
   let(:start_time) { "2019-12-13T14:35:34.034Z" }
   let(:end_time) { "2019-12-13T14:35:34.034Z" }
 
-  let(:body) { JSON.parse(fixture_file('lib/elasticsearch/query.json', dir: 'ee')) }
-  let(:body_with_container) { JSON.parse(fixture_file('lib/elasticsearch/query_with_container.json', dir: 'ee')) }
-  let(:body_with_search) { JSON.parse(fixture_file('lib/elasticsearch/query_with_search.json', dir: 'ee')) }
-  let(:body_with_times) { JSON.parse(fixture_file('lib/elasticsearch/query_with_times.json', dir: 'ee')) }
-  let(:body_with_start_time) { JSON.parse(fixture_file('lib/elasticsearch/query_with_start_time.json', dir: 'ee')) }
-  let(:body_with_end_time) { JSON.parse(fixture_file('lib/elasticsearch/query_with_end_time.json', dir: 'ee')) }
+  let(:body) { JSON.parse(fixture_file('lib/elasticsearch/query.json')) }
+  let(:body_with_container) { JSON.parse(fixture_file('lib/elasticsearch/query_with_container.json')) }
+  let(:body_with_search) { JSON.parse(fixture_file('lib/elasticsearch/query_with_search.json')) }
+  let(:body_with_times) { JSON.parse(fixture_file('lib/elasticsearch/query_with_times.json')) }
+  let(:body_with_start_time) { JSON.parse(fixture_file('lib/elasticsearch/query_with_start_time.json')) }
+  let(:body_with_end_time) { JSON.parse(fixture_file('lib/elasticsearch/query_with_end_time.json')) }
 
   RSpec::Matchers.define :a_hash_equal_to_json do |expected|
     match do |actual|

spec/models/environment_spec.rb

@@ -1266,4 +1266,39 @@ describe Environment, :use_clean_rails_memory_store_caching do
       expect(env).to be_persisted
     end
   end
+
+  describe '#elastic_stack_available?' do
+    let!(:cluster) { create(:cluster, :project, :provided_by_user, projects: [project]) }
+    let!(:deployment) { create(:deployment, :success, environment: environment, project: project, cluster: cluster) }
+
+    context 'when app does not exist' do
+      it 'returns false' do
+        expect(environment.elastic_stack_available?).to be(false)
+      end
+    end
+
+    context 'when app exists' do
+      let!(:application) { create(:clusters_applications_elastic_stack, cluster: cluster) }
+
+      it 'returns false' do
+        expect(environment.elastic_stack_available?).to be(false)
+      end
+    end
+
+    context 'when app is installed' do
+      let!(:application) { create(:clusters_applications_elastic_stack, :installed, cluster: cluster) }
+
+      it 'returns true' do
+        expect(environment.elastic_stack_available?).to be(true)
+      end
+    end
+
+    context 'when app is updated' do
+      let!(:application) { create(:clusters_applications_elastic_stack, :updated, cluster: cluster) }
+
+      it 'returns true' do
+        expect(environment.elastic_stack_available?).to be(true)
+      end
+    end
+  end
 end

spec/serializers/environment_entity_spec.rb

@@ -3,6 +3,8 @@
 require 'spec_helper'
 
 describe EnvironmentEntity do
+  include Gitlab::Routing.url_helpers
+
   let(:request) { double('request') }
   let(:entity) do
     described_class.new(environment, request: spy('request'))
@@ -71,4 +73,22 @@ describe EnvironmentEntity do
       expect(subject).to include(:cancel_auto_stop_path, :auto_stop_at)
     end
   end
+
+  context 'pod_logs' do
+    it 'exposes logs keys' do
+      expect(subject).to include(:logs_path)
+      expect(subject).to include(:logs_api_path)
+      expect(subject).to include(:enable_advanced_logs_querying)
+    end
+
+    it 'uses k8s api when ES is not available' do
+      expect(subject[:logs_api_path]).to eq(k8s_project_logs_path(environment.project, environment_name: environment.name, format: :json))
+    end
+
+    it 'uses ES api when ES is available' do
+      allow(environment).to receive(:elastic_stack_available?).and_return(true)
+
+      expect(subject[:logs_api_path]).to eq(elasticsearch_project_logs_path(environment.project, environment_name: environment.name, format: :json))
+    end
+  end
 end