diff options
Diffstat (limited to 'spec/support/helpers/prometheus_helpers.rb')
| -rw-r--r-- | spec/support/helpers/prometheus_helpers.rb | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/spec/support/helpers/prometheus_helpers.rb b/spec/support/helpers/prometheus_helpers.rb new file mode 100644 index 00000000000..4212be2cc88 --- /dev/null +++ b/spec/support/helpers/prometheus_helpers.rb @@ -0,0 +1,202 @@ +module PrometheusHelpers + def prometheus_memory_query(environment_slug) + %{avg(container_memory_usage_bytes{container_name!="POD",environment="#{environment_slug}"}) / 2^20} + end + + def prometheus_cpu_query(environment_slug) + %{avg(rate(container_cpu_usage_seconds_total{container_name!="POD",environment="#{environment_slug}"}[2m])) * 100} + end + + def prometheus_ping_url(prometheus_query) + query = { query: prometheus_query }.to_query + + "https://prometheus.example.com/api/v1/query?#{query}" + end + + def prometheus_query_url(prometheus_query) + query = { query: prometheus_query }.to_query + + "https://prometheus.example.com/api/v1/query?#{query}" + end + + def prometheus_query_with_time_url(prometheus_query, time) + query = { query: prometheus_query, time: time.to_f }.to_query + + "https://prometheus.example.com/api/v1/query?#{query}" + end + + def prometheus_query_range_url(prometheus_query, start: 8.hours.ago, stop: Time.now.to_f) + query = { + query: prometheus_query, + start: start.to_f, + end: stop, + step: 1.minute.to_i + }.to_query + + "https://prometheus.example.com/api/v1/query_range?#{query}" + end + + def prometheus_label_values_url(name) + "https://prometheus.example.com/api/v1/label/#{name}/values" + end + + def prometheus_series_url(*matches, start: 8.hours.ago, stop: Time.now) + query = { + match: matches, + start: start.to_f, + end: stop.to_f + }.to_query + "https://prometheus.example.com/api/v1/series?#{query}" + end + + def stub_prometheus_request(url, body: {}, status: 200) + WebMock.stub_request(:get, url) + .to_return({ + status: status, + headers: { 'Content-Type' => 'application/json' }, + body: body.to_json + }) + end + + def stub_prometheus_request_with_exception(url, exception_type) + WebMock.stub_request(:get, url).to_raise(exception_type) + end + + def stub_all_prometheus_requests(environment_slug, body: nil, status: 200) + stub_prometheus_request( + prometheus_query_with_time_url(prometheus_memory_query(environment_slug), Time.now.utc), + status: status, + body: body || prometheus_value_body + ) + stub_prometheus_request( + prometheus_query_with_time_url(prometheus_memory_query(environment_slug), 8.hours.ago), + status: status, + body: body || prometheus_value_body + ) + stub_prometheus_request( + prometheus_query_range_url(prometheus_memory_query(environment_slug)), + status: status, + body: body || prometheus_values_body + ) + stub_prometheus_request( + prometheus_query_with_time_url(prometheus_cpu_query(environment_slug), Time.now.utc), + status: status, + body: body || prometheus_value_body + ) + stub_prometheus_request( + prometheus_query_with_time_url(prometheus_cpu_query(environment_slug), 8.hours.ago), + status: status, + body: body || prometheus_value_body + ) + stub_prometheus_request( + prometheus_query_range_url(prometheus_cpu_query(environment_slug)), + status: status, + body: body || prometheus_values_body + ) + end + + def prometheus_data(last_update: Time.now.utc) + { + success: true, + data: { + memory_values: prometheus_values_body('matrix').dig(:data, :result), + memory_current: prometheus_value_body('vector').dig(:data, :result), + cpu_values: prometheus_values_body('matrix').dig(:data, :result), + cpu_current: prometheus_value_body('vector').dig(:data, :result) + }, + last_update: last_update + } + end + + def prometheus_metrics_data(last_update: Time.now.utc) + { + success: true, + metrics: { + memory_values: prometheus_values_body('matrix').dig(:data, :result), + memory_current: prometheus_value_body('vector').dig(:data, :result), + cpu_values: prometheus_values_body('matrix').dig(:data, :result), + cpu_current: prometheus_value_body('vector').dig(:data, :result) + }, + last_update: last_update + } + end + + def prometheus_empty_body(type) + { + "status": "success", + "data": { + "resultType": type, + "result": [] + } + } + end + + def prometheus_value_body(type = 'vector') + { + "status": "success", + "data": { + "resultType": type, + "result": [ + { + "metric": {}, + "value": [ + 1488772511.004, + "0.000041021495238095323" + ] + } + ] + } + } + end + + def prometheus_values_body(type = 'matrix') + { + "status": "success", + "data": { + "resultType": type, + "result": [ + { + "metric": {}, + "values": [ + [1488758662.506, "0.00002996364761904785"], + [1488758722.506, "0.00003090239047619091"] + ] + } + ] + } + } + end + + def prometheus_label_values + { + 'status': 'success', + 'data': %w(job_adds job_controller_rate_limiter_use job_depth job_queue_latency job_work_duration_sum up) + } + end + + def prometheus_series(name) + { + 'status': 'success', + 'data': [ + { + '__name__': name, + 'container_name': 'gitlab', + 'environment': 'mattermost', + 'id': '/docker/9953982f95cf5010dfc59d7864564d5f188aaecddeda343699783009f89db667', + 'image': 'gitlab/gitlab-ce:8.15.4-ce.1', + 'instance': 'minikube', + 'job': 'kubernetes-nodes', + 'name': 'k8s_gitlab.e6611886_mattermost-4210310111-77z8r_gitlab_2298ae6b-da24-11e6-baee-8e7f67d0eb3a_43536cb6', + 'namespace': 'gitlab', + 'pod_name': 'mattermost-4210310111-77z8r' + }, + { + '__name__': name, + 'id': '/docker', + 'instance': 'minikube', + 'job': 'kubernetes-nodes' + } + ] + } + end +end |