Rename time window parameters

This changes stand and end time window parameters to start_time and
end_time respectively.

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

@@ -46,8 +46,8 @@ const requestLogsUntilData = state => {
   if (state.timeRange.current) {
     try {
       const { start, end } = convertToFixedRange(state.timeRange.current);
-      params.start = start;
-      params.end = end;
+      params.start_time = start;
+      params.end_time = end;
     } catch {
       flashTimeRangeWarning();
     }

app/assets/javascripts/monitoring/stores/actions.js

@@ -86,8 +86,8 @@ export const fetchDashboard = ({ state, commit, dispatch }) => {
 
   if (state.timeRange) {
     const { start, end } = convertToFixedRange(state.timeRange);
-    params.start = start;
-    params.end = end;
+    params.start_time = start;
+    params.end_time = end;
   }
 
   if (state.currentDashboard) {
@@ -139,16 +139,16 @@ function fetchPrometheusResult(prometheusEndpoint, params) {
  * @param {metric} metric
  */
 export const fetchPrometheusMetric = ({ commit }, { metric, params }) => {
-  const { start, end } = params;
-  const timeDiff = (new Date(end) - new Date(start)) / 1000;
+  const { start_time, end_time } = params;
+  const timeDiff = (new Date(end_time) - new Date(start_time)) / 1000;
 
   const minStep = 60;
   const queryDataPoints = 600;
   const step = Math.max(minStep, Math.ceil(timeDiff / queryDataPoints));
 
   const queryParams = {
-    start,
-    end,
+    start_time,
+    end_time,
     step,
   };
 

app/services/pod_logs/elasticsearch_service.rb

@@ -16,7 +16,7 @@ module PodLogs
     private
 
     def valid_params
-      super + %w(search start end cursor)
+      super + %w(search start_time end_time cursor)
     end
 
     def success_return_keys
@@ -24,8 +24,8 @@ module PodLogs
     end
 
     def check_times(result)
-      result[:start] = params['start'] if params.key?('start') && Time.iso8601(params['start'])
-      result[:end] = params['end'] if params.key?('end') && Time.iso8601(params['end'])
+      result[:start_time] = params['start_time'] if params.key?('start_time') && Time.iso8601(params['start_time'])
+      result[:end_time] = params['end_time'] if params.key?('end_time') && Time.iso8601(params['end_time'])
 
       success(result)
     rescue ArgumentError
@@ -53,8 +53,8 @@ module PodLogs
         pod_name: result[:pod_name],
         container_name: result[:container_name],
         search: result[:search],
-        start_time: result[:start],
-        end_time: result[:end],
+        start_time: result[:start_time],
+        end_time: result[:end_time],
         cursor: result[:cursor]
       )
 

app/services/prometheus/proxy_service.rb

@@ -114,6 +114,12 @@ module Prometheus
     end
 
     def filter_params(params, path)
+      start_time = params[:start_time]
+      end_time = params[:end_time]
+
+      params['start'] = start_time if start_time
+      params['end']   = end_time if end_time
+
       params.slice(*PROXY_SUPPORT.dig(path, :params))
     end
 

app/services/prometheus/proxy_variable_substitution_service.rb

@@ -6,6 +6,7 @@ module Prometheus
 
     steps :validate_variables,
       :add_params_to_result,
+      :substitute_params,
       :substitute_ruby_variables,
       :substitute_liquid_variables
 
@@ -35,6 +36,16 @@ module Prometheus
       success(result)
     end
 
+    def substitute_params(result)
+      start_time = result[:params][:start_time]
+      end_time = result[:params][:end_time]
+
+      result[:params][:start] = start_time if start_time
+      result[:params][:end]   = end_time if end_time
+
+      success(result)
+    end
+
     def substitute_liquid_variables(result)
       return success(result) unless query(result)
 

ee/lib/gitlab/prometheus/queries/packet_flow_query.rb

@@ -21,7 +21,7 @@ module Gitlab
           )
 
           {
-            ops_rate:  transform_rate_result(client_query_range(rate_query, start: from, stop: to)),
+            ops_rate:  transform_rate_result(client_query_range(rate_query, start_time: from, end_time: to)),
             ops_total: transform_sum_result(client_query(total_query, time: to))
           }
         end

ee/spec/lib/gitlab/prometheus/queries/additional_metrics_deployment_query_spec.rb

@@ -13,8 +13,8 @@ describe Gitlab::Prometheus::Queries::AdditionalMetricsDeploymentQuery do
 
     it 'queries using specific time' do
       expect(client).to receive(:query_range).with(anything,
-                                                   start: (deployment.created_at - 30.minutes).to_f,
-                                                   stop: (deployment.created_at + 30.minutes).to_f)
+                                                   start_time: (deployment.created_at - 30.minutes).to_f,
+                                                   end_time: (deployment.created_at + 30.minutes).to_f)
 
       expect(query_result).not_to be_nil
     end

ee/spec/lib/gitlab/prometheus/queries/additional_metrics_environment_query_spec.rb

@@ -11,7 +11,7 @@ describe Gitlab::Prometheus::Queries::AdditionalMetricsEnvironmentQuery do
     let(:query_params) { [environment.id] }
 
     it 'queries using specific time' do
-      expect(client).to receive(:query_range).with(anything, start: 8.hours.ago.to_f, stop: Time.now.to_f)
+      expect(client).to receive(:query_range).with(anything, start_time: 8.hours.ago.to_f, end_time: Time.now.to_f)
 
       expect(query_result).not_to be_nil
     end

ee/spec/lib/gitlab/prometheus/queries/cluster_query_spec.rb

@@ -20,6 +20,6 @@ describe Gitlab::Prometheus::Queries::ClusterQuery do
   it 'sends queries to prometheus' do
     subject.query
 
-    expect(client).to have_received(:query_range).with(anything, start: 8.hours.ago, stop: Time.now).at_least(1)
+    expect(client).to have_received(:query_range).with(anything, start_time: 8.hours.ago, end_time: Time.now).at_least(1)
   end
 end

ee/spec/lib/gitlab/prometheus/queries/packet_flow_query_spec.rb

@@ -82,7 +82,7 @@ describe Gitlab::Prometheus::Queries::PacketFlowQuery do
 
     context 'ops_rate query' do
       it 'sets query time range' do
-        expect(client).to receive(:query_range).with(anything, start: from, stop: to)
+        expect(client).to receive(:query_range).with(anything, start_time: from, end_time: to)
         subject.query(namespace, from: from, to: to)
       end
     end

lib/gitlab/prometheus/queries/deployment_query.rb

@@ -18,11 +18,11 @@ module Gitlab
             timeframe_end = (deployment.created_at + 30.minutes).to_f
 
             {
-              memory_values: client_query_range(memory_query, start: timeframe_start, stop: timeframe_end),
+              memory_values: client_query_range(memory_query, start_time: timeframe_start, end_time: timeframe_end),
               memory_before: client_query(memory_avg_query, time: deployment.created_at.to_f),
               memory_after: client_query(memory_avg_query, time: timeframe_end),
 
-              cpu_values: client_query_range(cpu_query, start: timeframe_start, stop: timeframe_end),
+              cpu_values: client_query_range(cpu_query, start_time: timeframe_start, end_time: timeframe_end),
               cpu_before: client_query(cpu_avg_query, time: deployment.created_at.to_f),
               cpu_after: client_query(cpu_avg_query, time: timeframe_end)
             }

lib/gitlab/prometheus/queries/environment_query.rb

@@ -15,9 +15,9 @@ module Gitlab
             cpu_query = raw_cpu_usage_query(environment_slug)
 
             {
-              memory_values: client_query_range(memory_query, start: timeframe_start, stop: timeframe_end),
+              memory_values: client_query_range(memory_query, start_time: timeframe_start, end_time: timeframe_end),
               memory_current: client_query(memory_query, time: timeframe_end),
-              cpu_values: client_query_range(cpu_query, start: timeframe_start, stop: timeframe_end),
+              cpu_values: client_query_range(cpu_query, start_time: timeframe_start, end_time: timeframe_end),
               cpu_current: client_query(cpu_query, time: timeframe_end)
             }
           end

lib/gitlab/prometheus/queries/knative_invocation_query.rb

@@ -29,7 +29,7 @@ module Gitlab
 
         def run_query(query, context)
           query %= context
-          client_query_range(query, start: 8.hours.ago.to_f, stop: Time.now.to_f)
+          client_query_range(query, start_time: 8.hours.ago.to_f, end_time: Time.now.to_f)
         end
 
         def self.transform_reactive_result(result)

lib/gitlab/prometheus/queries/matched_metric_query.rb

@@ -43,7 +43,7 @@ module Gitlab
           series = metric_groups.flat_map(&:metrics).flat_map(&:required_metrics).uniq
 
           lookup = series.each_slice(MAX_QUERY_ITEMS).flat_map do |batched_series|
-            client_series(*batched_series, start: timeframe_start, stop: timeframe_end)
+            client_series(*batched_series, start_time: timeframe_start, end_time: timeframe_end)
               .select(&method(:has_matching_label?))
               .map { |series_info| [series_info['__name__'], true] }
           end

lib/gitlab/prometheus/queries/query_additional_metrics.rb

@@ -59,7 +59,7 @@ module Gitlab
           result =
             if query.key?(:query_range)
               query[:query_range] %= context
-              client_query_range(query[:query_range], start: context[:timeframe_start], stop: context[:timeframe_end])
+              client_query_range(query[:query_range], start_time: context[:timeframe_start], end_time: context[:timeframe_end])
             else
               query[:query] %= context
               client_query(query[:query], time: context[:timeframe_end])

lib/gitlab/prometheus_client.rb

@@ -47,17 +47,17 @@ module Gitlab
       end
     end
 
-    def query_range(query, start: 8.hours.ago, stop: Time.now)
-      start = start.to_f
-      stop = stop.to_f
-      step = self.class.compute_step(start, stop)
+    def query_range(query, start_time: 8.hours.ago, end_time: Time.now)
+      start_time = start_time.to_f
+      end_time = end_time.to_f
+      step = self.class.compute_step(start_time, end_time)
 
       get_result('matrix') do
         json_api_get(
           'query_range',
           query: query,
-          start: start,
-          end: stop,
+          start: start_time,
+          end: end_time,
           step: step
         )
       end
@@ -67,12 +67,12 @@ module Gitlab
       json_api_get("label/#{name}/values")
     end
 
-    def series(*matches, start: 8.hours.ago, stop: Time.now)
-      json_api_get('series', 'match': matches, start: start.to_f, end: stop.to_f)
+    def series(*matches, start_time: 8.hours.ago, end_time: Time.now)
+      json_api_get('series', 'match': matches, start: start_time.to_f, end: end_time.to_f)
     end
 
-    def self.compute_step(start, stop)
-      diff = stop - start
+    def self.compute_step(start_time, end_time)
+      diff = end_time - start_time
 
       step = (diff / QUERY_RANGE_DATA_POINTS).ceil
 

spec/frontend/logs/stores/actions_spec.js

@@ -202,8 +202,8 @@ describe('Logs Store actions', () => {
         return testAction(fetchLogs, null, state, expectedMutations, expectedActions, () => {
           expect(latestGetParams()).toEqual({
             pod_name: mockPodName,
-            start: mockFixedRange.start,
-            end: mockFixedRange.end,
+            start_time: mockFixedRange.start,
+            end_time: mockFixedRange.end,
             cursor: mockCursor,
           });
         });
@@ -280,8 +280,8 @@ describe('Logs Store actions', () => {
           () => {
             expect(latestGetParams()).toEqual({
               pod_name: mockPodName,
-              start: mockFixedRange.start,
-              end: mockFixedRange.end,
+              start_time: mockFixedRange.start,
+              end_time: mockFixedRange.end,
               cursor: mockCursor,
             });
           },

spec/frontend/monitoring/store/actions_spec.js

@@ -509,8 +509,8 @@ describe('Monitoring store actions', () => {
   });
   describe('fetchPrometheusMetric', () => {
     const params = {
-      start: '2019-08-06T12:40:02.184Z',
-      end: '2019-08-06T20:40:02.184Z',
+      start_time: '2019-08-06T12:40:02.184Z',
+      end_time: '2019-08-06T20:40:02.184Z',
     };
     let metric;
     let state;

spec/lib/gitlab/prometheus/queries/additional_metrics_deployment_query_spec.rb

@@ -14,8 +14,8 @@ describe Gitlab::Prometheus::Queries::AdditionalMetricsDeploymentQuery do
 
     it 'queries using specific time' do
       expect(client).to receive(:query_range).with(anything,
-                                                   start: (deployment.created_at - 30.minutes).to_f,
-                                                   stop: (deployment.created_at + 30.minutes).to_f)
+                                                   start_time: (deployment.created_at - 30.minutes).to_f,
+                                                   end_time: (deployment.created_at + 30.minutes).to_f)
 
       expect(query_result).not_to be_nil
     end

spec/lib/gitlab/prometheus/queries/additional_metrics_environment_query_spec.rb

@@ -12,7 +12,7 @@ describe Gitlab::Prometheus::Queries::AdditionalMetricsEnvironmentQuery do
 
     it 'queries using specific time' do
       expect(client).to receive(:query_range)
-        .with(anything, start: 8.hours.ago.to_f, stop: Time.now.to_f)
+        .with(anything, start_time: 8.hours.ago.to_f, end_time: Time.now.to_f)
       expect(query_result).not_to be_nil
     end
 
@@ -25,7 +25,7 @@ describe Gitlab::Prometheus::Queries::AdditionalMetricsEnvironmentQuery do
 
         it 'queries using the provided times' do
           expect(client).to receive(:query_range)
-            .with(anything, start: start_time, stop: end_time)
+            .with(anything, start_time: start_time, end_time: end_time)
           expect(query_result).not_to be_nil
         end
       end
@@ -36,7 +36,7 @@ describe Gitlab::Prometheus::Queries::AdditionalMetricsEnvironmentQuery do
 
         it 'queries using the provided times converted to unix' do
           expect(client).to receive(:query_range)
-            .with(anything, start: start_time.to_f, stop: end_time.to_f)
+            .with(anything, start_time: start_time.to_f, end_time: end_time.to_f)
           expect(query_result).not_to be_nil
         end
       end

spec/lib/gitlab/prometheus/queries/deployment_query_spec.rb

@@ -16,22 +16,22 @@ describe Gitlab::Prometheus::Queries::DeploymentQuery do
 
   it 'sends appropriate queries to prometheus' do
     start_time = (deployment.created_at - 30.minutes).to_f
-    stop_time = (deployment.created_at + 30.minutes).to_f
+    end_time = (deployment.created_at + 30.minutes).to_f
     created_at = deployment.created_at.to_f
 
     expect(client).to receive(:query_range).with('avg(container_memory_usage_bytes{container_name!="POD",environment="environment-slug"}) / 2^20',
-                                                 start: start_time, stop: stop_time)
+                                                 start_time: start_time, end_time: end_time)
     expect(client).to receive(:query).with('avg(avg_over_time(container_memory_usage_bytes{container_name!="POD",environment="environment-slug"}[30m]))',
                                            time: created_at)
     expect(client).to receive(:query).with('avg(avg_over_time(container_memory_usage_bytes{container_name!="POD",environment="environment-slug"}[30m]))',
-                                           time: stop_time)
+                                           time: end_time)
 
     expect(client).to receive(:query_range).with('avg(rate(container_cpu_usage_seconds_total{container_name!="POD",environment="environment-slug"}[2m])) * 100',
-                                                 start: start_time, stop: stop_time)
+                                                 start_time: start_time, end_time: end_time)
     expect(client).to receive(:query).with('avg(rate(container_cpu_usage_seconds_total{container_name!="POD",environment="environment-slug"}[30m])) * 100',
                                            time: created_at)
     expect(client).to receive(:query).with('avg(rate(container_cpu_usage_seconds_total{container_name!="POD",environment="environment-slug"}[30m])) * 100',
-                                           time: stop_time)
+                                           time: end_time)
 
     expect(subject.query(deployment.id)).to eq(memory_values: nil, memory_before: nil, memory_after: nil,
                                                cpu_values: nil, cpu_before: nil, cpu_after: nil)

spec/lib/gitlab/prometheus/queries/knative_invocation_query_spec.rb

@@ -22,7 +22,7 @@ describe Gitlab::Prometheus::Queries::KnativeInvocationQuery do
     it 'has the query, but no data' do
       expect(client).to receive(:query_range).with(
         'sum(ceil(rate(istio_requests_total{destination_service_namespace="test-ns", destination_service=~"test-name.*"}[1m])*60))',
-        hash_including(:start, :stop)
+        hash_including(:start_time, :end_time)
       )
 
       subject.query(serverless_func.id)

spec/lib/gitlab/prometheus_client_spec.rb

@@ -193,23 +193,23 @@ describe Gitlab::PrometheusClient do
       let(:time_stop) { Time.now.in_time_zone("Warsaw") }
       let(:time_start) { time_stop - 8.hours }
 
-      let(:query_url) { prometheus_query_range_url(prometheus_query, start: time_start.utc.to_f, stop: time_stop.utc.to_f) }
+      let(:query_url) { prometheus_query_range_url(prometheus_query, start_time: time_start.utc.to_f, end_time: time_stop.utc.to_f) }
 
       it 'passed dates are properly converted to utc' do
         req_stub = stub_prometheus_request(query_url, body: prometheus_values_body('vector'))
 
-        subject.query_range(prometheus_query, start: time_start, stop: time_stop)
+        subject.query_range(prometheus_query, start_time: time_start, end_time: time_stop)
         expect(req_stub).to have_been_requested
       end
     end
 
     context 'when a start time is passed' do
-      let(:query_url) { prometheus_query_range_url(prometheus_query, start: 2.hours.ago) }
+      let(:query_url) { prometheus_query_range_url(prometheus_query, start_time: 2.hours.ago) }
 
       it 'passed it in the requested URL' do
         req_stub = stub_prometheus_request(query_url, body: prometheus_values_body('vector'))
 
-        subject.query_range(prometheus_query, start: 2.hours.ago)
+        subject.query_range(prometheus_query, start_time: 2.hours.ago)
         expect(req_stub).to have_been_requested
       end
     end

spec/services/pod_logs/elasticsearch_service_spec.rb

@@ -27,8 +27,8 @@ describe ::PodLogs::ElasticsearchService do
     context 'with start and end provided and valid' do
       let(:params) do
         {
-          'start' => start_time,
-          'end' => end_time
+          'start_time' => start_time,
+          'end_time' => end_time
         }
       end
 
@@ -36,8 +36,8 @@ describe ::PodLogs::ElasticsearchService do
         result = subject.send(:check_times, {})
 
         expect(result[:status]).to eq(:success)
-        expect(result[:start]).to eq(start_time)
-        expect(result[:end]).to eq(end_time)
+        expect(result[:start_time]).to eq(start_time)
+        expect(result[:end_time]).to eq(end_time)
       end
     end
 
@@ -57,8 +57,8 @@ describe ::PodLogs::ElasticsearchService do
     context 'with start valid and end invalid' do
       let(:params) do
         {
-          'start' => start_time,
-          'end' => 'invalid date'
+          'start_time' => start_time,
+          'end_time' => 'invalid date'
         }
       end
 
@@ -73,8 +73,8 @@ describe ::PodLogs::ElasticsearchService do
     context 'with start invalid and end valid' do
       let(:params) do
         {
-          'start' => 'invalid date',
-          'end' => end_time
+          'start_time' => 'invalid date',
+          'end_time' => end_time
         }
       end
 
@@ -153,8 +153,8 @@ describe ::PodLogs::ElasticsearchService do
         pod_name: pod_name,
         container_name: container_name,
         search: search,
-        start: start_time,
-        end: end_time,
+        start_time: start_time,
+        end_time: end_time,
         cursor: cursor
       }
     end

spec/support/helpers/prometheus_helpers.rb

@@ -31,15 +31,15 @@ module PrometheusHelpers
     "https://prometheus.example.com/api/v1/query?#{query}"
   end
 
-  def prometheus_query_range_url(prometheus_query, start: 8.hours.ago, stop: Time.now, step: nil)
-    start = start.to_f
-    stop = stop.to_f
-    step ||= Gitlab::PrometheusClient.compute_step(start, stop)
+  def prometheus_query_range_url(prometheus_query, start_time: 8.hours.ago, end_time: Time.now, step: nil)
+    start_time = start_time.to_f
+    end_time = end_time.to_f
+    step ||= Gitlab::PrometheusClient.compute_step(start_time, end_time)
 
     query = {
       query: prometheus_query,
-      start: start,
-      end: stop,
+      start: start_time,
+      end: end_time,
       step: step
     }.to_query
 
@@ -50,11 +50,11 @@ module PrometheusHelpers
     "https://prometheus.example.com/api/v1/label/#{name}/values"
   end
 
-  def prometheus_series_url(*matches, start: 8.hours.ago, stop: Time.now)
+  def prometheus_series_url(*matches, start_time: 8.hours.ago, end_time: Time.now)
     query = {
       match: matches,
-      start: start.to_f,
-      end: stop.to_f
+      start: start_time.to_f,
+      end: end_time.to_f
     }.to_query
     "https://prometheus.example.com/api/v1/series?#{query}"
   end