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import * as types from './mutation_types';
import axios from '~/lib/utils/axios_utils';
import createFlash from '~/flash';
import trackDashboardLoad from '../monitoring_tracking_helper';
import statusCodes from '../../lib/utils/http_status';
import { backOff } from '../../lib/utils/common_utils';
import { s__ } from '../../locale';
const TWO_MINUTES = 120000;
function backOffRequest(makeRequestCallback) {
return backOff((next, stop) => {
makeRequestCallback()
.then(resp => {
if (resp.status === statusCodes.NO_CONTENT) {
next();
} else {
stop(resp);
}
})
.catch(stop);
}, TWO_MINUTES);
}
export const setGettingStartedEmptyState = ({ commit }) => {
commit(types.SET_GETTING_STARTED_EMPTY_STATE);
};
export const setEndpoints = ({ commit }, endpoints) => {
commit(types.SET_ENDPOINTS, endpoints);
};
export const setShowErrorBanner = ({ commit }, enabled) => {
commit(types.SET_SHOW_ERROR_BANNER, enabled);
};
export const requestMetricsDashboard = ({ commit }) => {
commit(types.REQUEST_METRICS_DATA);
};
export const receiveMetricsDashboardSuccess = ({ commit, dispatch }, { response, params }) => {
commit(types.SET_ALL_DASHBOARDS, response.all_dashboards);
commit(types.RECEIVE_METRICS_DATA_SUCCESS, response.dashboard.panel_groups);
return dispatch('fetchPrometheusMetrics', params);
};
export const receiveMetricsDashboardFailure = ({ commit }, error) => {
commit(types.RECEIVE_METRICS_DATA_FAILURE, error);
};
export const receiveDeploymentsDataSuccess = ({ commit }, data) =>
commit(types.RECEIVE_DEPLOYMENTS_DATA_SUCCESS, data);
export const receiveDeploymentsDataFailure = ({ commit }) =>
commit(types.RECEIVE_DEPLOYMENTS_DATA_FAILURE);
export const receiveEnvironmentsDataSuccess = ({ commit }, data) =>
commit(types.RECEIVE_ENVIRONMENTS_DATA_SUCCESS, data);
export const receiveEnvironmentsDataFailure = ({ commit }) =>
commit(types.RECEIVE_ENVIRONMENTS_DATA_FAILURE);
export const fetchData = ({ dispatch }, params) => {
dispatch('fetchMetricsData', params);
dispatch('fetchDeploymentsData');
dispatch('fetchEnvironmentsData');
};
export const fetchMetricsData = ({ dispatch }, params) => dispatch('fetchDashboard', params);
export const fetchDashboard = ({ state, dispatch }, params) => {
dispatch('requestMetricsDashboard');
if (state.currentDashboard) {
// eslint-disable-next-line no-param-reassign
params.dashboard = state.currentDashboard;
}
return backOffRequest(() => axios.get(state.dashboardEndpoint, { params }))
.then(resp => resp.data)
.then(response => dispatch('receiveMetricsDashboardSuccess', { response, params }))
.then(() => {
const dashboardType = state.currentDashboard === '' ? 'default' : 'custom';
return trackDashboardLoad({
label: `${dashboardType}_metrics_dashboard`,
value: state.metricsWithData.length,
});
})
.catch(error => {
dispatch('receiveMetricsDashboardFailure', error);
if (state.setShowErrorBanner) {
createFlash(s__('Metrics|There was an error while retrieving metrics'));
}
});
};
function fetchPrometheusResult(prometheusEndpoint, params) {
return backOffRequest(() => axios.get(prometheusEndpoint, { params }))
.then(res => res.data)
.then(response => {
if (response.status === 'error') {
throw new Error(response.error);
}
return response.data.result;
});
}
/**
* Returns list of metrics in data.result
* {"status":"success", "data":{"resultType":"matrix","result":[]}}
*
* @param {metric} metric
*/
export const fetchPrometheusMetric = ({ commit }, { metric, params }) => {
const { start, end } = params;
const timeDiff = (new Date(end) - new Date(start)) / 1000;
const minStep = 60;
const queryDataPoints = 600;
const step = Math.max(minStep, Math.ceil(timeDiff / queryDataPoints));
const queryParams = {
start,
end,
step,
};
return fetchPrometheusResult(metric.prometheus_endpoint_path, queryParams).then(result => {
commit(types.SET_QUERY_RESULT, { metricId: metric.metric_id, result });
});
};
export const fetchPrometheusMetrics = ({ state, commit, dispatch }, params) => {
commit(types.REQUEST_METRICS_DATA);
const promises = [];
state.dashboard.panel_groups.forEach(group => {
group.panels.forEach(panel => {
panel.metrics.forEach(metric => {
promises.push(dispatch('fetchPrometheusMetric', { metric, params }));
});
});
});
return Promise.all(promises)
.then(() => {
if (state.metricsWithData.length === 0) {
commit(types.SET_NO_DATA_EMPTY_STATE);
}
})
.catch(() => {
createFlash(s__(`Metrics|There was an error while retrieving metrics`), 'warning');
});
};
export const fetchDeploymentsData = ({ state, dispatch }) => {
if (!state.deploymentsEndpoint) {
return Promise.resolve([]);
}
return backOffRequest(() => axios.get(state.deploymentsEndpoint))
.then(resp => resp.data)
.then(response => {
if (!response || !response.deployments) {
createFlash(s__('Metrics|Unexpected deployment data response from prometheus endpoint'));
}
dispatch('receiveDeploymentsDataSuccess', response.deployments);
})
.catch(() => {
dispatch('receiveDeploymentsDataFailure');
createFlash(s__('Metrics|There was an error getting deployment information.'));
});
};
export const fetchEnvironmentsData = ({ state, dispatch }) => {
if (!state.environmentsEndpoint) {
return Promise.resolve([]);
}
return axios
.get(state.environmentsEndpoint)
.then(resp => resp.data)
.then(response => {
if (!response || !response.environments) {
createFlash(
s__('Metrics|There was an error fetching the environments data, please try again'),
);
}
dispatch('receiveEnvironmentsDataSuccess', response.environments);
})
.catch(() => {
dispatch('receiveEnvironmentsDataFailure');
createFlash(s__('Metrics|There was an error getting environments information.'));
});
};
/**
* Set a new array of metrics to a panel group
* @param {*} data An object containing
* - `key` with a unique panel key
* - `metrics` with the metrics array
*/
export const setPanelGroupMetrics = ({ commit }, data) => {
commit(types.SET_PANEL_GROUP_METRICS, data);
};
// prevent babel-plugin-rewire from generating an invalid default during karma tests
export default () => {};
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