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import axios from '~/lib/utils/axios_utils';
import { backOff } from '~/lib/utils/common_utils';
import statusCodes, {
HTTP_STATUS_NO_CONTENT,
HTTP_STATUS_UNPROCESSABLE_ENTITY,
} from '~/lib/utils/http_status';
import { PROMETHEUS_TIMEOUT } from '../constants';
const cancellableBackOffRequest = (makeRequestCallback) =>
backOff((next, stop) => {
makeRequestCallback()
.then((resp) => {
if (resp.status === HTTP_STATUS_NO_CONTENT) {
next();
} else {
stop(resp);
}
})
// If the request is cancelled by axios
// then consider it as noop so that its not
// caught by subsequent catches
.catch((thrown) => (axios.isCancel(thrown) ? undefined : stop(thrown)));
}, PROMETHEUS_TIMEOUT);
export const getDashboard = (dashboardEndpoint, params) =>
cancellableBackOffRequest(() => axios.get(dashboardEndpoint, { params })).then(
(axiosResponse) => axiosResponse.data,
);
export const getPrometheusQueryData = (prometheusEndpoint, params, opts) =>
cancellableBackOffRequest(() => axios.get(prometheusEndpoint, { params, ...opts }))
.then((axiosResponse) => axiosResponse.data)
.then((prometheusResponse) => prometheusResponse.data)
.catch((error) => {
// Prometheus returns errors in specific cases
// https://prometheus.io/docs/prometheus/latest/querying/api/#format-overview
const { response = {} } = error;
if (
response.status === statusCodes.BAD_REQUEST ||
response.status === HTTP_STATUS_UNPROCESSABLE_ENTITY ||
response.status === statusCodes.SERVICE_UNAVAILABLE
) {
const { data } = response;
if (data?.status === 'error' && data?.error) {
throw new Error(data.error);
}
}
throw error;
});
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