"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.registerStatusRoute = void 0;
var _rxjs = require("rxjs");
var _configSchema = require("@kbn/config-schema");
var _coreStatusCommon = require("@kbn/core-status-common");
var _legacy_status = require("../legacy_status");
/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

const SNAPSHOT_POSTFIX = /-SNAPSHOT$/;
const registerStatusRoute = ({
  router,
  config,
  metrics,
  status,
  incrementUsageCounter
}) => {
  // Since the status.plugins$ observable is not subscribed to elsewhere, we need to subscribe it here to eagerly load
  // the plugins status when Kibana starts up so this endpoint responds quickly on first boot.
  const combinedStatus$ = new _rxjs.ReplaySubject(1);
  (0, _rxjs.combineLatest)([status.overall$, status.coreOverall$, status.core$, status.plugins$]).subscribe(combinedStatus$);
  router.get({
    path: '/api/status',
    options: {
      authRequired: 'optional',
      tags: ['api'],
      // ensures that unauthenticated calls receive a 401 rather than a 302 redirect to login page
      access: 'public' // needs to be public to allow access from "system" users like k8s readiness probes.
    },

    validate: {
      query: _configSchema.schema.object({
        v7format: _configSchema.schema.maybe(_configSchema.schema.boolean()),
        v8format: _configSchema.schema.maybe(_configSchema.schema.boolean())
      }, {
        validate: ({
          v7format,
          v8format
        }) => {
          if (typeof v7format === 'boolean' && typeof v8format === 'boolean') {
            return `provide only one format option: v7format or v8format`;
          }
        }
      })
    }
  }, async (context, req, res) => {
    const authRequired = !config.allowAnonymous;
    const isAuthenticated = req.auth.isAuthenticated;
    const redactedStatus = authRequired && !isAuthenticated;
    const [overall, coreOverall, core, plugins] = await (0, _rxjs.firstValueFrom)(combinedStatus$);
    const responseBody = redactedStatus ? getRedactedStatusResponse({
      coreOverall
    }) : await getFullStatusResponse({
      incrementUsageCounter,
      config,
      query: req.query,
      metrics,
      statuses: {
        overall,
        core,
        plugins
      }
    });
    const statusCode = coreOverall.level >= _coreStatusCommon.ServiceStatusLevels.unavailable ? 503 : 200;
    return res.custom({
      body: responseBody,
      statusCode,
      bypassErrorFormat: true
    });
  });
};
exports.registerStatusRoute = registerStatusRoute;
const getFullStatusResponse = async ({
  config,
  incrementUsageCounter,
  metrics,
  statuses: {
    plugins,
    overall,
    core
  },
  query: {
    v7format = false,
    v8format = true
  }
}) => {
  const {
    version,
    buildSha,
    buildNum,
    buildDate
  } = config.packageInfo;
  const versionWithoutSnapshot = version.replace(SNAPSHOT_POSTFIX, '');
  let statusInfo;
  if (!v7format && v8format) {
    statusInfo = {
      overall,
      core,
      plugins
    };
  } else {
    incrementUsageCounter({
      counterName: 'status_v7format'
    });
    statusInfo = (0, _legacy_status.calculateLegacyStatus)({
      overall,
      core,
      plugins,
      versionWithoutSnapshot
    });
  }
  const lastMetrics = await (0, _rxjs.firstValueFrom)(metrics.getOpsMetrics$());
  const body = {
    name: config.serverName,
    uuid: config.uuid,
    version: {
      number: versionWithoutSnapshot,
      build_hash: buildSha,
      build_number: buildNum,
      build_snapshot: SNAPSHOT_POSTFIX.test(version),
      build_date: buildDate.toISOString()
    },
    status: statusInfo,
    metrics: {
      last_updated: lastMetrics.collected_at.toISOString(),
      collection_interval_in_millis: metrics.collectionInterval,
      os: lastMetrics.os,
      process: lastMetrics.process,
      processes: lastMetrics.processes,
      response_times: lastMetrics.response_times,
      concurrent_connections: lastMetrics.concurrent_connections,
      requests: {
        ...lastMetrics.requests,
        status_codes: lastMetrics.requests.statusCodes
      },
      elasticsearch_client: lastMetrics.elasticsearch_client
    }
  };
  return body;
};
const getRedactedStatusResponse = ({
  coreOverall
}) => {
  const body = {
    status: {
      overall: {
        level: coreOverall.level
      }
    }
  };
  return body;
};