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Co-authored-by: Frank Elsinga <frank@elsinga.de>
1741 lines
70 KiB
JavaScript
1741 lines
70 KiB
JavaScript
const dayjs = require("dayjs");
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const axios = require("axios");
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const { Prometheus } = require("../prometheus");
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const { log, UP, DOWN, PENDING, MAINTENANCE, flipStatus, MAX_INTERVAL_SECOND, MIN_INTERVAL_SECOND,
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SQL_DATETIME_FORMAT, evaluateJsonQuery
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} = require("../../src/util");
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const { tcping, ping, checkCertificate, checkStatusCode, getTotalClientInRoom, setting, mssqlQuery, postgresQuery, mysqlQuery, setSetting, httpNtlm, radius, grpcQuery,
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redisPingAsync, kafkaProducerAsync, getOidcTokenClientCredentials, rootCertificatesFingerprints, axiosAbortSignal
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} = require("../util-server");
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const { R } = require("redbean-node");
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const { BeanModel } = require("redbean-node/dist/bean-model");
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const { Notification } = require("../notification");
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const { Proxy } = require("../proxy");
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const { demoMode } = require("../config");
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const version = require("../../package.json").version;
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const apicache = require("../modules/apicache");
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const { UptimeKumaServer } = require("../uptime-kuma-server");
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const { DockerHost } = require("../docker");
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const Gamedig = require("gamedig");
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const jwt = require("jsonwebtoken");
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const crypto = require("crypto");
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const { UptimeCalculator } = require("../uptime-calculator");
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const { CookieJar } = require("tough-cookie");
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const { HttpsCookieAgent } = require("http-cookie-agent/http");
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const https = require("https");
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const http = require("http");
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const rootCertificates = rootCertificatesFingerprints();
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/**
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* status:
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* 0 = DOWN
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* 1 = UP
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* 2 = PENDING
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* 3 = MAINTENANCE
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*/
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class Monitor extends BeanModel {
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/**
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* Return an object that ready to parse to JSON for public Only show
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* necessary data to public
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* @param {boolean} showTags Include tags in JSON
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* @param {boolean} certExpiry Include certificate expiry info in
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* JSON
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* @returns {Promise<object>} Object ready to parse
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*/
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async toPublicJSON(showTags = false, certExpiry = false) {
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let obj = {
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id: this.id,
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name: this.name,
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sendUrl: this.sendUrl,
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type: this.type,
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};
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if (this.sendUrl) {
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obj.url = this.url;
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}
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if (showTags) {
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obj.tags = await this.getTags();
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}
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if (certExpiry && (this.type === "http" || this.type === "keyword" || this.type === "json-query") && this.getURLProtocol() === "https:") {
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const { certExpiryDaysRemaining, validCert } = await this.getCertExpiry(this.id);
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obj.certExpiryDaysRemaining = certExpiryDaysRemaining;
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obj.validCert = validCert;
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}
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return obj;
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}
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/**
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* Return an object that ready to parse to JSON
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* @param {object} preloadData to prevent n+1 problems, we query the data in a batch outside of this function
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* @param {boolean} includeSensitiveData Include sensitive data in
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* JSON
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* @returns {object} Object ready to parse
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*/
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toJSON(preloadData = {}, includeSensitiveData = true) {
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let screenshot = null;
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if (this.type === "real-browser") {
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screenshot = "/screenshots/" + jwt.sign(this.id, UptimeKumaServer.getInstance().jwtSecret) + ".png";
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}
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const path = preloadData.paths.get(this.id) || [];
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const pathName = path.join(" / ");
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let data = {
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id: this.id,
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name: this.name,
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description: this.description,
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path,
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pathName,
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parent: this.parent,
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childrenIDs: preloadData.childrenIDs.get(this.id) || [],
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url: this.url,
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method: this.method,
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hostname: this.hostname,
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port: this.port,
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maxretries: this.maxretries,
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weight: this.weight,
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active: preloadData.activeStatus.get(this.id),
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forceInactive: preloadData.forceInactive.get(this.id),
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type: this.type,
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timeout: this.timeout,
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interval: this.interval,
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retryInterval: this.retryInterval,
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resendInterval: this.resendInterval,
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keyword: this.keyword,
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invertKeyword: this.isInvertKeyword(),
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expiryNotification: this.isEnabledExpiryNotification(),
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ignoreTls: this.getIgnoreTls(),
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upsideDown: this.isUpsideDown(),
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packetSize: this.packetSize,
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maxredirects: this.maxredirects,
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accepted_statuscodes: this.getAcceptedStatuscodes(),
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dns_resolve_type: this.dns_resolve_type,
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dns_resolve_server: this.dns_resolve_server,
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dns_last_result: this.dns_last_result,
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docker_container: this.docker_container,
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docker_host: this.docker_host,
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proxyId: this.proxy_id,
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notificationIDList: preloadData.notifications.get(this.id) || {},
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tags: preloadData.tags.get(this.id) || [],
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maintenance: preloadData.maintenanceStatus.get(this.id),
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mqttTopic: this.mqttTopic,
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mqttSuccessMessage: this.mqttSuccessMessage,
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mqttCheckType: this.mqttCheckType,
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databaseQuery: this.databaseQuery,
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authMethod: this.authMethod,
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grpcUrl: this.grpcUrl,
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grpcProtobuf: this.grpcProtobuf,
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grpcMethod: this.grpcMethod,
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grpcServiceName: this.grpcServiceName,
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grpcEnableTls: this.getGrpcEnableTls(),
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radiusCalledStationId: this.radiusCalledStationId,
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radiusCallingStationId: this.radiusCallingStationId,
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game: this.game,
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gamedigGivenPortOnly: this.getGameDigGivenPortOnly(),
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httpBodyEncoding: this.httpBodyEncoding,
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jsonPath: this.jsonPath,
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expectedValue: this.expectedValue,
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kafkaProducerTopic: this.kafkaProducerTopic,
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kafkaProducerBrokers: JSON.parse(this.kafkaProducerBrokers),
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kafkaProducerSsl: this.getKafkaProducerSsl(),
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kafkaProducerAllowAutoTopicCreation: this.getKafkaProducerAllowAutoTopicCreation(),
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kafkaProducerMessage: this.kafkaProducerMessage,
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screenshot,
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cacheBust: this.getCacheBust(),
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remote_browser: this.remote_browser,
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snmpOid: this.snmpOid,
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jsonPathOperator: this.jsonPathOperator,
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snmpVersion: this.snmpVersion,
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rabbitmqNodes: JSON.parse(this.rabbitmqNodes),
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conditions: JSON.parse(this.conditions),
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};
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if (includeSensitiveData) {
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data = {
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...data,
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headers: this.headers,
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body: this.body,
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grpcBody: this.grpcBody,
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grpcMetadata: this.grpcMetadata,
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basic_auth_user: this.basic_auth_user,
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basic_auth_pass: this.basic_auth_pass,
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oauth_client_id: this.oauth_client_id,
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oauth_client_secret: this.oauth_client_secret,
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oauth_token_url: this.oauth_token_url,
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oauth_scopes: this.oauth_scopes,
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oauth_auth_method: this.oauth_auth_method,
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pushToken: this.pushToken,
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databaseConnectionString: this.databaseConnectionString,
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radiusUsername: this.radiusUsername,
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radiusPassword: this.radiusPassword,
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radiusSecret: this.radiusSecret,
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mqttUsername: this.mqttUsername,
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mqttPassword: this.mqttPassword,
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authWorkstation: this.authWorkstation,
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authDomain: this.authDomain,
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tlsCa: this.tlsCa,
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tlsCert: this.tlsCert,
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tlsKey: this.tlsKey,
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kafkaProducerSaslOptions: JSON.parse(this.kafkaProducerSaslOptions),
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rabbitmqUsername: this.rabbitmqUsername,
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rabbitmqPassword: this.rabbitmqPassword,
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};
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}
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data.includeSensitiveData = includeSensitiveData;
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return data;
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}
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/**
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* Get all tags applied to this monitor
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* @returns {Promise<LooseObject<any>[]>} List of tags on the
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* monitor
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*/
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async getTags() {
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return await R.getAll("SELECT mt.*, tag.name, tag.color FROM monitor_tag mt JOIN tag ON mt.tag_id = tag.id WHERE mt.monitor_id = ? ORDER BY tag.name", [ this.id ]);
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}
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/**
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* Gets certificate expiry for this monitor
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* @param {number} monitorID ID of monitor to send
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* @returns {Promise<LooseObject<any>>} Certificate expiry info for
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* monitor
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*/
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async getCertExpiry(monitorID) {
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let tlsInfoBean = await R.findOne("monitor_tls_info", "monitor_id = ?", [
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monitorID,
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]);
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let tlsInfo;
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if (tlsInfoBean) {
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tlsInfo = JSON.parse(tlsInfoBean?.info_json);
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if (tlsInfo?.valid && tlsInfo?.certInfo?.daysRemaining) {
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return {
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certExpiryDaysRemaining: tlsInfo.certInfo.daysRemaining,
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validCert: true
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};
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}
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}
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return {
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certExpiryDaysRemaining: "",
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validCert: false
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};
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}
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/**
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* Encode user and password to Base64 encoding
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* for HTTP "basic" auth, as per RFC-7617
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* @param {string|null} user - The username (nullable if not changed by a user)
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* @param {string|null} pass - The password (nullable if not changed by a user)
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* @returns {string} Encoded Base64 string
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*/
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encodeBase64(user, pass) {
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return Buffer.from(`${user || ""}:${pass || ""}`).toString("base64");
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}
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/**
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* Is the TLS expiry notification enabled?
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* @returns {boolean} Enabled?
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*/
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isEnabledExpiryNotification() {
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return Boolean(this.expiryNotification);
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}
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/**
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* Parse to boolean
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* @returns {boolean} Should TLS errors be ignored?
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*/
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getIgnoreTls() {
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return Boolean(this.ignoreTls);
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}
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/**
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* Parse to boolean
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* @returns {boolean} Is the monitor in upside down mode?
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*/
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isUpsideDown() {
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return Boolean(this.upsideDown);
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}
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/**
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* Parse to boolean
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* @returns {boolean} Invert keyword match?
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*/
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isInvertKeyword() {
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return Boolean(this.invertKeyword);
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}
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/**
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* Parse to boolean
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* @returns {boolean} Enable TLS for gRPC?
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*/
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getGrpcEnableTls() {
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return Boolean(this.grpcEnableTls);
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}
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/**
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* Parse to boolean
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* @returns {boolean} if cachebusting is enabled
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*/
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getCacheBust() {
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return Boolean(this.cacheBust);
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}
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/**
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* Get accepted status codes
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* @returns {object} Accepted status codes
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*/
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getAcceptedStatuscodes() {
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return JSON.parse(this.accepted_statuscodes_json);
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}
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/**
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* Get if game dig should only use the port which was provided
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* @returns {boolean} gamedig should only use the provided port
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*/
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getGameDigGivenPortOnly() {
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return Boolean(this.gamedigGivenPortOnly);
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}
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/**
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* Parse to boolean
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* @returns {boolean} Kafka Producer Ssl enabled?
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*/
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getKafkaProducerSsl() {
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return Boolean(this.kafkaProducerSsl);
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}
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/**
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* Parse to boolean
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* @returns {boolean} Kafka Producer Allow Auto Topic Creation Enabled?
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*/
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getKafkaProducerAllowAutoTopicCreation() {
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return Boolean(this.kafkaProducerAllowAutoTopicCreation);
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}
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/**
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* Start monitor
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* @param {Server} io Socket server instance
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* @returns {Promise<void>}
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*/
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async start(io) {
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let previousBeat = null;
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let retries = 0;
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this.prometheus = new Prometheus(this);
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const beat = async () => {
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let beatInterval = this.interval;
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if (! beatInterval) {
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beatInterval = 1;
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}
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if (demoMode) {
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if (beatInterval < 20) {
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console.log("beat interval too low, reset to 20s");
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beatInterval = 20;
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}
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}
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// Expose here for prometheus update
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// undefined if not https
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let tlsInfo = undefined;
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if (!previousBeat || this.type === "push") {
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previousBeat = await R.findOne("heartbeat", " monitor_id = ? ORDER BY time DESC", [
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this.id,
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]);
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if (previousBeat) {
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retries = previousBeat.retries;
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}
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}
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const isFirstBeat = !previousBeat;
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let bean = R.dispense("heartbeat");
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bean.monitor_id = this.id;
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bean.time = R.isoDateTimeMillis(dayjs.utc());
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bean.status = DOWN;
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bean.downCount = previousBeat?.downCount || 0;
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if (this.isUpsideDown()) {
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bean.status = flipStatus(bean.status);
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}
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// Runtime patch timeout if it is 0
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// See https://github.com/louislam/uptime-kuma/pull/3961#issuecomment-1804149144
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if (!this.timeout || this.timeout <= 0) {
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this.timeout = this.interval * 1000 * 0.8;
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}
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try {
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if (await Monitor.isUnderMaintenance(this.id)) {
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bean.msg = "Monitor under maintenance";
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bean.status = MAINTENANCE;
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} else if (this.type === "group") {
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const children = await Monitor.getChildren(this.id);
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if (children.length > 0) {
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bean.status = UP;
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bean.msg = "All children up and running";
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for (const child of children) {
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if (!child.active) {
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// Ignore inactive childs
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continue;
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}
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const lastBeat = await Monitor.getPreviousHeartbeat(child.id);
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// Only change state if the monitor is in worse conditions then the ones before
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// lastBeat.status could be null
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if (!lastBeat) {
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bean.status = PENDING;
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} else if (bean.status === UP && (lastBeat.status === PENDING || lastBeat.status === DOWN)) {
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bean.status = lastBeat.status;
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} else if (bean.status === PENDING && lastBeat.status === DOWN) {
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bean.status = lastBeat.status;
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}
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}
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if (bean.status !== UP) {
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bean.msg = "Child inaccessible";
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}
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} else {
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// Set status pending if group is empty
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bean.status = PENDING;
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bean.msg = "Group empty";
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}
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} else if (this.type === "http" || this.type === "keyword" || this.type === "json-query") {
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// Do not do any queries/high loading things before the "bean.ping"
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let startTime = dayjs().valueOf();
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|
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// HTTP basic auth
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let basicAuthHeader = {};
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if (this.auth_method === "basic") {
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basicAuthHeader = {
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"Authorization": "Basic " + this.encodeBase64(this.basic_auth_user, this.basic_auth_pass),
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};
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}
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|
|
// OIDC: Basic client credential flow.
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// Additional grants might be implemented in the future
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let oauth2AuthHeader = {};
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if (this.auth_method === "oauth2-cc") {
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try {
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if (this.oauthAccessToken === undefined || new Date(this.oauthAccessToken.expires_at * 1000) <= new Date()) {
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this.oauthAccessToken = await this.makeOidcTokenClientCredentialsRequest();
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}
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oauth2AuthHeader = {
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"Authorization": this.oauthAccessToken.token_type + " " + this.oauthAccessToken.access_token,
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};
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} catch (e) {
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throw new Error("The oauth config is invalid. " + e.message);
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}
|
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}
|
|
|
|
const httpsAgentOptions = {
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maxCachedSessions: 0, // Use Custom agent to disable session reuse (https://github.com/nodejs/node/issues/3940)
|
|
rejectUnauthorized: !this.getIgnoreTls(),
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secureOptions: crypto.constants.SSL_OP_LEGACY_SERVER_CONNECT,
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};
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|
|
|
log.debug("monitor", `[${this.name}] Prepare Options for axios`);
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|
|
|
let contentType = null;
|
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let bodyValue = null;
|
|
|
|
if (this.body && (typeof this.body === "string" && this.body.trim().length > 0)) {
|
|
if (!this.httpBodyEncoding || this.httpBodyEncoding === "json") {
|
|
try {
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bodyValue = JSON.parse(this.body);
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|
contentType = "application/json";
|
|
} catch (e) {
|
|
throw new Error("Your JSON body is invalid. " + e.message);
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|
}
|
|
} else if (this.httpBodyEncoding === "form") {
|
|
bodyValue = this.body;
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|
contentType = "application/x-www-form-urlencoded";
|
|
} else if (this.httpBodyEncoding === "xml") {
|
|
bodyValue = this.body;
|
|
contentType = "text/xml; charset=utf-8";
|
|
}
|
|
}
|
|
|
|
// Axios Options
|
|
const options = {
|
|
url: this.url,
|
|
method: (this.method || "get").toLowerCase(),
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|
timeout: this.timeout * 1000,
|
|
headers: {
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|
"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9",
|
|
...(contentType ? { "Content-Type": contentType } : {}),
|
|
...(basicAuthHeader),
|
|
...(oauth2AuthHeader),
|
|
...(this.headers ? JSON.parse(this.headers) : {})
|
|
},
|
|
maxRedirects: this.maxredirects,
|
|
validateStatus: (status) => {
|
|
return checkStatusCode(status, this.getAcceptedStatuscodes());
|
|
},
|
|
signal: axiosAbortSignal((this.timeout + 10) * 1000),
|
|
};
|
|
|
|
if (bodyValue) {
|
|
options.data = bodyValue;
|
|
}
|
|
|
|
if (this.cacheBust) {
|
|
const randomFloatString = Math.random().toString(36);
|
|
const cacheBust = randomFloatString.substring(2);
|
|
options.params = {
|
|
uptime_kuma_cachebuster: cacheBust,
|
|
};
|
|
}
|
|
|
|
if (this.proxy_id) {
|
|
const proxy = await R.load("proxy", this.proxy_id);
|
|
|
|
if (proxy && proxy.active) {
|
|
const { httpAgent, httpsAgent } = Proxy.createAgents(proxy, {
|
|
httpsAgentOptions: httpsAgentOptions,
|
|
});
|
|
|
|
options.proxy = false;
|
|
options.httpAgent = httpAgent;
|
|
options.httpsAgent = httpsAgent;
|
|
}
|
|
}
|
|
|
|
if (!options.httpsAgent) {
|
|
let jar = new CookieJar();
|
|
let httpsCookieAgentOptions = {
|
|
...httpsAgentOptions,
|
|
cookies: { jar }
|
|
};
|
|
options.httpsAgent = new HttpsCookieAgent(httpsCookieAgentOptions);
|
|
}
|
|
|
|
if (this.auth_method === "mtls") {
|
|
if (this.tlsCert !== null && this.tlsCert !== "") {
|
|
options.httpsAgent.options.cert = Buffer.from(this.tlsCert);
|
|
}
|
|
if (this.tlsCa !== null && this.tlsCa !== "") {
|
|
options.httpsAgent.options.ca = Buffer.from(this.tlsCa);
|
|
}
|
|
if (this.tlsKey !== null && this.tlsKey !== "") {
|
|
options.httpsAgent.options.key = Buffer.from(this.tlsKey);
|
|
}
|
|
}
|
|
|
|
let tlsInfo = {};
|
|
// Store tlsInfo when secureConnect event is emitted
|
|
// The keylog event listener is a workaround to access the tlsSocket
|
|
options.httpsAgent.once("keylog", async (line, tlsSocket) => {
|
|
tlsSocket.once("secureConnect", async () => {
|
|
tlsInfo = checkCertificate(tlsSocket);
|
|
tlsInfo.valid = tlsSocket.authorized || false;
|
|
|
|
await this.handleTlsInfo(tlsInfo);
|
|
});
|
|
});
|
|
|
|
log.debug("monitor", `[${this.name}] Axios Options: ${JSON.stringify(options)}`);
|
|
log.debug("monitor", `[${this.name}] Axios Request`);
|
|
|
|
// Make Request
|
|
let res = await this.makeAxiosRequest(options);
|
|
|
|
bean.msg = `${res.status} - ${res.statusText}`;
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
|
|
// fallback for if kelog event is not emitted, but we may still have tlsInfo,
|
|
// e.g. if the connection is made through a proxy
|
|
if (this.getUrl()?.protocol === "https:" && tlsInfo.valid === undefined) {
|
|
const tlsSocket = res.request.res.socket;
|
|
|
|
if (tlsSocket) {
|
|
tlsInfo = checkCertificate(tlsSocket);
|
|
tlsInfo.valid = tlsSocket.authorized || false;
|
|
|
|
await this.handleTlsInfo(tlsInfo);
|
|
}
|
|
}
|
|
|
|
if (process.env.UPTIME_KUMA_LOG_RESPONSE_BODY_MONITOR_ID === this.id) {
|
|
log.info("monitor", res.data);
|
|
}
|
|
|
|
if (this.type === "http") {
|
|
bean.status = UP;
|
|
} else if (this.type === "keyword") {
|
|
|
|
let data = res.data;
|
|
|
|
// Convert to string for object/array
|
|
if (typeof data !== "string") {
|
|
data = JSON.stringify(data);
|
|
}
|
|
|
|
let keywordFound = data.includes(this.keyword);
|
|
if (keywordFound === !this.isInvertKeyword()) {
|
|
bean.msg += ", keyword " + (keywordFound ? "is" : "not") + " found";
|
|
bean.status = UP;
|
|
} else {
|
|
data = data.replace(/<[^>]*>?|[\n\r]|\s+/gm, " ").trim();
|
|
if (data.length > 50) {
|
|
data = data.substring(0, 47) + "...";
|
|
}
|
|
throw new Error(bean.msg + ", but keyword is " +
|
|
(keywordFound ? "present" : "not") + " in [" + data + "]");
|
|
}
|
|
|
|
} else if (this.type === "json-query") {
|
|
let data = res.data;
|
|
|
|
const { status, response } = await evaluateJsonQuery(data, this.jsonPath, this.jsonPathOperator, this.expectedValue);
|
|
|
|
if (status) {
|
|
bean.status = UP;
|
|
bean.msg = `JSON query passes (comparing ${response} ${this.jsonPathOperator} ${this.expectedValue})`;
|
|
} else {
|
|
throw new Error(`JSON query does not pass (comparing ${response} ${this.jsonPathOperator} ${this.expectedValue})`);
|
|
}
|
|
|
|
}
|
|
|
|
} else if (this.type === "port") {
|
|
bean.ping = await tcping(this.hostname, this.port);
|
|
bean.msg = "";
|
|
bean.status = UP;
|
|
|
|
} else if (this.type === "ping") {
|
|
bean.ping = await ping(this.hostname, this.packetSize);
|
|
bean.msg = "";
|
|
bean.status = UP;
|
|
} else if (this.type === "push") { // Type: Push
|
|
log.debug("monitor", `[${this.name}] Checking monitor at ${dayjs().format("YYYY-MM-DD HH:mm:ss.SSS")}`);
|
|
const bufferTime = 1000; // 1s buffer to accommodate clock differences
|
|
|
|
if (previousBeat) {
|
|
const msSinceLastBeat = dayjs.utc().valueOf() - dayjs.utc(previousBeat.time).valueOf();
|
|
|
|
log.debug("monitor", `[${this.name}] msSinceLastBeat = ${msSinceLastBeat}`);
|
|
|
|
// If the previous beat was down or pending we use the regular
|
|
// beatInterval/retryInterval in the setTimeout further below
|
|
if (previousBeat.status !== (this.isUpsideDown() ? DOWN : UP) || msSinceLastBeat > beatInterval * 1000 + bufferTime) {
|
|
bean.duration = Math.round(msSinceLastBeat / 1000);
|
|
throw new Error("No heartbeat in the time window");
|
|
} else {
|
|
let timeout = beatInterval * 1000 - msSinceLastBeat;
|
|
if (timeout < 0) {
|
|
timeout = bufferTime;
|
|
} else {
|
|
timeout += bufferTime;
|
|
}
|
|
// No need to insert successful heartbeat for push type, so end here
|
|
retries = 0;
|
|
log.debug("monitor", `[${this.name}] timeout = ${timeout}`);
|
|
this.heartbeatInterval = setTimeout(safeBeat, timeout);
|
|
return;
|
|
}
|
|
} else {
|
|
bean.duration = beatInterval;
|
|
throw new Error("No heartbeat in the time window");
|
|
}
|
|
|
|
} else if (this.type === "steam") {
|
|
const steamApiUrl = "https://api.steampowered.com/IGameServersService/GetServerList/v1/";
|
|
const steamAPIKey = await setting("steamAPIKey");
|
|
const filter = `addr\\${this.hostname}:${this.port}`;
|
|
|
|
if (!steamAPIKey) {
|
|
throw new Error("Steam API Key not found");
|
|
}
|
|
|
|
let res = await axios.get(steamApiUrl, {
|
|
timeout: this.timeout * 1000,
|
|
headers: {
|
|
"Accept": "*/*",
|
|
},
|
|
httpsAgent: new https.Agent({
|
|
maxCachedSessions: 0, // Use Custom agent to disable session reuse (https://github.com/nodejs/node/issues/3940)
|
|
rejectUnauthorized: !this.getIgnoreTls(),
|
|
secureOptions: crypto.constants.SSL_OP_LEGACY_SERVER_CONNECT,
|
|
}),
|
|
httpAgent: new http.Agent({
|
|
maxCachedSessions: 0,
|
|
}),
|
|
maxRedirects: this.maxredirects,
|
|
validateStatus: (status) => {
|
|
return checkStatusCode(status, this.getAcceptedStatuscodes());
|
|
},
|
|
params: {
|
|
filter: filter,
|
|
key: steamAPIKey,
|
|
}
|
|
});
|
|
|
|
if (res.data.response && res.data.response.servers && res.data.response.servers.length > 0) {
|
|
bean.status = UP;
|
|
bean.msg = res.data.response.servers[0].name;
|
|
|
|
try {
|
|
bean.ping = await ping(this.hostname, this.packetSize);
|
|
} catch (_) { }
|
|
} else {
|
|
throw new Error("Server not found on Steam");
|
|
}
|
|
} else if (this.type === "gamedig") {
|
|
try {
|
|
const state = await Gamedig.query({
|
|
type: this.game,
|
|
host: this.hostname,
|
|
port: this.port,
|
|
givenPortOnly: this.getGameDigGivenPortOnly(),
|
|
});
|
|
|
|
bean.msg = state.name;
|
|
bean.status = UP;
|
|
bean.ping = state.ping;
|
|
} catch (e) {
|
|
throw new Error(e.message);
|
|
}
|
|
} else if (this.type === "docker") {
|
|
log.debug("monitor", `[${this.name}] Prepare Options for Axios`);
|
|
|
|
const options = {
|
|
url: `/containers/${this.docker_container}/json`,
|
|
timeout: this.interval * 1000 * 0.8,
|
|
headers: {
|
|
"Accept": "*/*",
|
|
},
|
|
httpsAgent: new https.Agent({
|
|
maxCachedSessions: 0, // Use Custom agent to disable session reuse (https://github.com/nodejs/node/issues/3940)
|
|
rejectUnauthorized: !this.getIgnoreTls(),
|
|
secureOptions: crypto.constants.SSL_OP_LEGACY_SERVER_CONNECT,
|
|
}),
|
|
httpAgent: new http.Agent({
|
|
maxCachedSessions: 0,
|
|
}),
|
|
};
|
|
|
|
const dockerHost = await R.load("docker_host", this.docker_host);
|
|
|
|
if (!dockerHost) {
|
|
throw new Error("Failed to load docker host config");
|
|
}
|
|
|
|
if (dockerHost._dockerType === "socket") {
|
|
options.socketPath = dockerHost._dockerDaemon;
|
|
} else if (dockerHost._dockerType === "tcp") {
|
|
options.baseURL = DockerHost.patchDockerURL(dockerHost._dockerDaemon);
|
|
options.httpsAgent = new https.Agent(
|
|
DockerHost.getHttpsAgentOptions(dockerHost._dockerType, options.baseURL)
|
|
);
|
|
}
|
|
|
|
log.debug("monitor", `[${this.name}] Axios Request`);
|
|
let res = await axios.request(options);
|
|
|
|
if (res.data.State.Running) {
|
|
if (res.data.State.Health && res.data.State.Health.Status !== "healthy") {
|
|
bean.status = PENDING;
|
|
bean.msg = res.data.State.Health.Status;
|
|
} else {
|
|
bean.status = UP;
|
|
bean.msg = res.data.State.Health ? res.data.State.Health.Status : res.data.State.Status;
|
|
}
|
|
} else {
|
|
throw Error("Container State is " + res.data.State.Status);
|
|
}
|
|
} else if (this.type === "sqlserver") {
|
|
let startTime = dayjs().valueOf();
|
|
|
|
await mssqlQuery(this.databaseConnectionString, this.databaseQuery || "SELECT 1");
|
|
|
|
bean.msg = "";
|
|
bean.status = UP;
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
} else if (this.type === "grpc-keyword") {
|
|
let startTime = dayjs().valueOf();
|
|
const options = {
|
|
grpcUrl: this.grpcUrl,
|
|
grpcProtobufData: this.grpcProtobuf,
|
|
grpcServiceName: this.grpcServiceName,
|
|
grpcEnableTls: this.grpcEnableTls,
|
|
grpcMethod: this.grpcMethod,
|
|
grpcBody: this.grpcBody,
|
|
};
|
|
const response = await grpcQuery(options);
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
log.debug("monitor:", `gRPC response: ${JSON.stringify(response)}`);
|
|
let responseData = response.data;
|
|
if (responseData.length > 50) {
|
|
responseData = responseData.toString().substring(0, 47) + "...";
|
|
}
|
|
if (response.code !== 1) {
|
|
bean.status = DOWN;
|
|
bean.msg = `Error in send gRPC ${response.code} ${response.errorMessage}`;
|
|
} else {
|
|
let keywordFound = response.data.toString().includes(this.keyword);
|
|
if (keywordFound === !this.isInvertKeyword()) {
|
|
bean.status = UP;
|
|
bean.msg = `${responseData}, keyword [${this.keyword}] ${keywordFound ? "is" : "not"} found`;
|
|
} else {
|
|
log.debug("monitor:", `GRPC response [${response.data}] + ", but keyword [${this.keyword}] is ${keywordFound ? "present" : "not"} in [" + ${response.data} + "]"`);
|
|
bean.status = DOWN;
|
|
bean.msg = `, but keyword [${this.keyword}] is ${keywordFound ? "present" : "not"} in [" + ${responseData} + "]`;
|
|
}
|
|
}
|
|
} else if (this.type === "postgres") {
|
|
let startTime = dayjs().valueOf();
|
|
|
|
await postgresQuery(this.databaseConnectionString, this.databaseQuery || "SELECT 1");
|
|
|
|
bean.msg = "";
|
|
bean.status = UP;
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
} else if (this.type === "mysql") {
|
|
let startTime = dayjs().valueOf();
|
|
|
|
// Use `radius_password` as `password` field, since there are too many unnecessary fields
|
|
// TODO: rename `radius_password` to `password` later for general use
|
|
let mysqlPassword = this.radiusPassword;
|
|
|
|
bean.msg = await mysqlQuery(this.databaseConnectionString, this.databaseQuery || "SELECT 1", mysqlPassword);
|
|
bean.status = UP;
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
} else if (this.type === "radius") {
|
|
let startTime = dayjs().valueOf();
|
|
|
|
// Handle monitors that were created before the
|
|
// update and as such don't have a value for
|
|
// this.port.
|
|
let port;
|
|
if (this.port == null) {
|
|
port = 1812;
|
|
} else {
|
|
port = this.port;
|
|
}
|
|
|
|
const resp = await radius(
|
|
this.hostname,
|
|
this.radiusUsername,
|
|
this.radiusPassword,
|
|
this.radiusCalledStationId,
|
|
this.radiusCallingStationId,
|
|
this.radiusSecret,
|
|
port,
|
|
this.interval * 1000 * 0.4,
|
|
);
|
|
|
|
bean.msg = resp.code;
|
|
bean.status = UP;
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
} else if (this.type === "redis") {
|
|
let startTime = dayjs().valueOf();
|
|
|
|
bean.msg = await redisPingAsync(this.databaseConnectionString, !this.ignoreTls);
|
|
bean.status = UP;
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
|
|
} else if (this.type in UptimeKumaServer.monitorTypeList) {
|
|
let startTime = dayjs().valueOf();
|
|
const monitorType = UptimeKumaServer.monitorTypeList[this.type];
|
|
await monitorType.check(this, bean, UptimeKumaServer.getInstance());
|
|
if (!bean.ping) {
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
}
|
|
|
|
} else if (this.type === "kafka-producer") {
|
|
let startTime = dayjs().valueOf();
|
|
|
|
bean.msg = await kafkaProducerAsync(
|
|
JSON.parse(this.kafkaProducerBrokers),
|
|
this.kafkaProducerTopic,
|
|
this.kafkaProducerMessage,
|
|
{
|
|
allowAutoTopicCreation: this.kafkaProducerAllowAutoTopicCreation,
|
|
ssl: this.kafkaProducerSsl,
|
|
clientId: `Uptime-Kuma/${version}`,
|
|
interval: this.interval,
|
|
},
|
|
JSON.parse(this.kafkaProducerSaslOptions),
|
|
);
|
|
bean.status = UP;
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
|
|
} else {
|
|
throw new Error("Unknown Monitor Type");
|
|
}
|
|
|
|
if (this.isUpsideDown()) {
|
|
bean.status = flipStatus(bean.status);
|
|
|
|
if (bean.status === DOWN) {
|
|
throw new Error("Flip UP to DOWN");
|
|
}
|
|
}
|
|
|
|
retries = 0;
|
|
|
|
} catch (error) {
|
|
|
|
if (error?.name === "CanceledError") {
|
|
bean.msg = `timeout by AbortSignal (${this.timeout}s)`;
|
|
} else {
|
|
bean.msg = error.message;
|
|
}
|
|
|
|
// If UP come in here, it must be upside down mode
|
|
// Just reset the retries
|
|
if (this.isUpsideDown() && bean.status === UP) {
|
|
retries = 0;
|
|
|
|
} else if ((this.maxretries > 0) && (retries < this.maxretries)) {
|
|
retries++;
|
|
bean.status = PENDING;
|
|
} else {
|
|
// Continue counting retries during DOWN
|
|
retries++;
|
|
}
|
|
}
|
|
|
|
bean.retries = retries;
|
|
|
|
log.debug("monitor", `[${this.name}] Check isImportant`);
|
|
let isImportant = Monitor.isImportantBeat(isFirstBeat, previousBeat?.status, bean.status);
|
|
|
|
// Mark as important if status changed, ignore pending pings,
|
|
// Don't notify if disrupted changes to up
|
|
if (isImportant) {
|
|
bean.important = true;
|
|
|
|
if (Monitor.isImportantForNotification(isFirstBeat, previousBeat?.status, bean.status)) {
|
|
log.debug("monitor", `[${this.name}] sendNotification`);
|
|
await Monitor.sendNotification(isFirstBeat, this, bean);
|
|
} else {
|
|
log.debug("monitor", `[${this.name}] will not sendNotification because it is (or was) under maintenance`);
|
|
}
|
|
|
|
// Reset down count
|
|
bean.downCount = 0;
|
|
|
|
// Clear Status Page Cache
|
|
log.debug("monitor", `[${this.name}] apicache clear`);
|
|
apicache.clear();
|
|
|
|
await UptimeKumaServer.getInstance().sendMaintenanceListByUserID(this.user_id);
|
|
|
|
} else {
|
|
bean.important = false;
|
|
|
|
if (bean.status === DOWN && this.resendInterval > 0) {
|
|
++bean.downCount;
|
|
if (bean.downCount >= this.resendInterval) {
|
|
// Send notification again, because we are still DOWN
|
|
log.debug("monitor", `[${this.name}] sendNotification again: Down Count: ${bean.downCount} | Resend Interval: ${this.resendInterval}`);
|
|
await Monitor.sendNotification(isFirstBeat, this, bean);
|
|
|
|
// Reset down count
|
|
bean.downCount = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (bean.status === UP) {
|
|
log.debug("monitor", `Monitor #${this.id} '${this.name}': Successful Response: ${bean.ping} ms | Interval: ${beatInterval} seconds | Type: ${this.type}`);
|
|
} else if (bean.status === PENDING) {
|
|
if (this.retryInterval > 0) {
|
|
beatInterval = this.retryInterval;
|
|
}
|
|
log.warn("monitor", `Monitor #${this.id} '${this.name}': Pending: ${bean.msg} | Max retries: ${this.maxretries} | Retry: ${retries} | Retry Interval: ${beatInterval} seconds | Type: ${this.type}`);
|
|
} else if (bean.status === MAINTENANCE) {
|
|
log.warn("monitor", `Monitor #${this.id} '${this.name}': Under Maintenance | Type: ${this.type}`);
|
|
} else {
|
|
log.warn("monitor", `Monitor #${this.id} '${this.name}': Failing: ${bean.msg} | Interval: ${beatInterval} seconds | Type: ${this.type} | Down Count: ${bean.downCount} | Resend Interval: ${this.resendInterval}`);
|
|
}
|
|
|
|
// Calculate uptime
|
|
let uptimeCalculator = await UptimeCalculator.getUptimeCalculator(this.id);
|
|
let endTimeDayjs = await uptimeCalculator.update(bean.status, parseFloat(bean.ping));
|
|
bean.end_time = R.isoDateTimeMillis(endTimeDayjs);
|
|
|
|
// Send to frontend
|
|
log.debug("monitor", `[${this.name}] Send to socket`);
|
|
io.to(this.user_id).emit("heartbeat", bean.toJSON());
|
|
Monitor.sendStats(io, this.id, this.user_id);
|
|
|
|
// Store to database
|
|
log.debug("monitor", `[${this.name}] Store`);
|
|
await R.store(bean);
|
|
|
|
log.debug("monitor", `[${this.name}] prometheus.update`);
|
|
this.prometheus?.update(bean, tlsInfo);
|
|
|
|
previousBeat = bean;
|
|
|
|
if (! this.isStop) {
|
|
log.debug("monitor", `[${this.name}] SetTimeout for next check.`);
|
|
|
|
let intervalRemainingMs = Math.max(
|
|
1,
|
|
beatInterval * 1000 - dayjs().diff(dayjs.utc(bean.time))
|
|
);
|
|
|
|
log.debug("monitor", `[${this.name}] Next heartbeat in: ${intervalRemainingMs}ms`);
|
|
|
|
this.heartbeatInterval = setTimeout(safeBeat, intervalRemainingMs);
|
|
} else {
|
|
log.info("monitor", `[${this.name}] isStop = true, no next check.`);
|
|
}
|
|
|
|
};
|
|
|
|
/**
|
|
* Get a heartbeat and handle errors7
|
|
* @returns {void}
|
|
*/
|
|
const safeBeat = async () => {
|
|
try {
|
|
await beat();
|
|
} catch (e) {
|
|
console.trace(e);
|
|
UptimeKumaServer.errorLog(e, false);
|
|
log.error("monitor", "Please report to https://github.com/louislam/uptime-kuma/issues");
|
|
|
|
if (! this.isStop) {
|
|
log.info("monitor", "Try to restart the monitor");
|
|
this.heartbeatInterval = setTimeout(safeBeat, this.interval * 1000);
|
|
}
|
|
}
|
|
};
|
|
|
|
// Delay Push Type
|
|
if (this.type === "push") {
|
|
setTimeout(() => {
|
|
safeBeat();
|
|
}, this.interval * 1000);
|
|
} else {
|
|
safeBeat();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Make a request using axios
|
|
* @param {object} options Options for Axios
|
|
* @param {boolean} finalCall Should this be the final call i.e
|
|
* don't retry on failure
|
|
* @returns {object} Axios response
|
|
*/
|
|
async makeAxiosRequest(options, finalCall = false) {
|
|
try {
|
|
let res;
|
|
if (this.auth_method === "ntlm") {
|
|
options.httpsAgent.keepAlive = true;
|
|
|
|
res = await httpNtlm(options, {
|
|
username: this.basic_auth_user,
|
|
password: this.basic_auth_pass,
|
|
domain: this.authDomain,
|
|
workstation: this.authWorkstation ? this.authWorkstation : undefined
|
|
});
|
|
} else {
|
|
res = await axios.request(options);
|
|
}
|
|
|
|
return res;
|
|
} catch (error) {
|
|
|
|
/**
|
|
* Make a single attempt to obtain an new access token in the event that
|
|
* the recent api request failed for authentication purposes
|
|
*/
|
|
if (this.auth_method === "oauth2-cc" && error.response.status === 401 && !finalCall) {
|
|
this.oauthAccessToken = await this.makeOidcTokenClientCredentialsRequest();
|
|
let oauth2AuthHeader = {
|
|
"Authorization": this.oauthAccessToken.token_type + " " + this.oauthAccessToken.access_token,
|
|
};
|
|
options.headers = { ...(options.headers),
|
|
...(oauth2AuthHeader)
|
|
};
|
|
|
|
return this.makeAxiosRequest(options, true);
|
|
}
|
|
|
|
// Fix #2253
|
|
// Read more: https://stackoverflow.com/questions/1759956/curl-error-18-transfer-closed-with-outstanding-read-data-remaining
|
|
if (!finalCall && typeof error.message === "string" && error.message.includes("maxContentLength size of -1 exceeded")) {
|
|
log.debug("monitor", "makeAxiosRequest with gzip");
|
|
options.headers["Accept-Encoding"] = "gzip, deflate";
|
|
return this.makeAxiosRequest(options, true);
|
|
} else {
|
|
if (typeof error.message === "string" && error.message.includes("maxContentLength size of -1 exceeded")) {
|
|
error.message = "response timeout: incomplete response within a interval";
|
|
}
|
|
throw error;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Stop monitor
|
|
* @returns {Promise<void>}
|
|
*/
|
|
async stop() {
|
|
clearTimeout(this.heartbeatInterval);
|
|
this.isStop = true;
|
|
|
|
this.prometheus?.remove();
|
|
}
|
|
|
|
/**
|
|
* Get prometheus instance
|
|
* @returns {Prometheus|undefined} Current prometheus instance
|
|
*/
|
|
getPrometheus() {
|
|
return this.prometheus;
|
|
}
|
|
|
|
/**
|
|
* Helper Method:
|
|
* returns URL object for further usage
|
|
* returns null if url is invalid
|
|
* @returns {(null|URL)} Monitor URL
|
|
*/
|
|
getUrl() {
|
|
try {
|
|
return new URL(this.url);
|
|
} catch (_) {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Example: http: or https:
|
|
* @returns {(null|string)} URL's protocol
|
|
*/
|
|
getURLProtocol() {
|
|
const url = this.getUrl();
|
|
if (url) {
|
|
return this.getUrl().protocol;
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Store TLS info to database
|
|
* @param {object} checkCertificateResult Certificate to update
|
|
* @returns {Promise<object>} Updated certificate
|
|
*/
|
|
async updateTlsInfo(checkCertificateResult) {
|
|
let tlsInfoBean = await R.findOne("monitor_tls_info", "monitor_id = ?", [
|
|
this.id,
|
|
]);
|
|
|
|
if (tlsInfoBean == null) {
|
|
tlsInfoBean = R.dispense("monitor_tls_info");
|
|
tlsInfoBean.monitor_id = this.id;
|
|
} else {
|
|
|
|
// Clear sent history if the cert changed.
|
|
try {
|
|
let oldCertInfo = JSON.parse(tlsInfoBean.info_json);
|
|
|
|
let isValidObjects = oldCertInfo && oldCertInfo.certInfo && checkCertificateResult && checkCertificateResult.certInfo;
|
|
|
|
if (isValidObjects) {
|
|
if (oldCertInfo.certInfo.fingerprint256 !== checkCertificateResult.certInfo.fingerprint256) {
|
|
log.debug("monitor", "Resetting sent_history");
|
|
await R.exec("DELETE FROM notification_sent_history WHERE type = 'certificate' AND monitor_id = ?", [
|
|
this.id
|
|
]);
|
|
} else {
|
|
log.debug("monitor", "No need to reset sent_history");
|
|
log.debug("monitor", oldCertInfo.certInfo.fingerprint256);
|
|
log.debug("monitor", checkCertificateResult.certInfo.fingerprint256);
|
|
}
|
|
} else {
|
|
log.debug("monitor", "Not valid object");
|
|
}
|
|
} catch (e) { }
|
|
|
|
}
|
|
|
|
tlsInfoBean.info_json = JSON.stringify(checkCertificateResult);
|
|
await R.store(tlsInfoBean);
|
|
|
|
return checkCertificateResult;
|
|
}
|
|
|
|
/**
|
|
* Checks if the monitor is active based on itself and its parents
|
|
* @param {number} monitorID ID of monitor to send
|
|
* @param {boolean} active is active
|
|
* @returns {Promise<boolean>} Is the monitor active?
|
|
*/
|
|
static async isActive(monitorID, active) {
|
|
const parentActive = await Monitor.isParentActive(monitorID);
|
|
|
|
return (active === 1) && parentActive;
|
|
}
|
|
|
|
/**
|
|
* Send statistics to clients
|
|
* @param {Server} io Socket server instance
|
|
* @param {number} monitorID ID of monitor to send
|
|
* @param {number} userID ID of user to send to
|
|
* @returns {void}
|
|
*/
|
|
static async sendStats(io, monitorID, userID) {
|
|
const hasClients = getTotalClientInRoom(io, userID) > 0;
|
|
let uptimeCalculator = await UptimeCalculator.getUptimeCalculator(monitorID);
|
|
|
|
if (hasClients) {
|
|
// Send 24 hour average ping
|
|
let data24h = await uptimeCalculator.get24Hour();
|
|
io.to(userID).emit("avgPing", monitorID, (data24h.avgPing) ? Number(data24h.avgPing.toFixed(2)) : null);
|
|
|
|
// Send 24 hour uptime
|
|
io.to(userID).emit("uptime", monitorID, 24, data24h.uptime);
|
|
|
|
// Send 30 day uptime
|
|
let data30d = await uptimeCalculator.get30Day();
|
|
io.to(userID).emit("uptime", monitorID, 720, data30d.uptime);
|
|
|
|
// Send 1-year uptime
|
|
let data1y = await uptimeCalculator.get1Year();
|
|
io.to(userID).emit("uptime", monitorID, "1y", data1y.uptime);
|
|
|
|
// Send Cert Info
|
|
await Monitor.sendCertInfo(io, monitorID, userID);
|
|
} else {
|
|
log.debug("monitor", "No clients in the room, no need to send stats");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Send certificate information to client
|
|
* @param {Server} io Socket server instance
|
|
* @param {number} monitorID ID of monitor to send
|
|
* @param {number} userID ID of user to send to
|
|
* @returns {void}
|
|
*/
|
|
static async sendCertInfo(io, monitorID, userID) {
|
|
let tlsInfo = await R.findOne("monitor_tls_info", "monitor_id = ?", [
|
|
monitorID,
|
|
]);
|
|
if (tlsInfo != null) {
|
|
io.to(userID).emit("certInfo", monitorID, tlsInfo.info_json);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Has status of monitor changed since last beat?
|
|
* @param {boolean} isFirstBeat Is this the first beat of this monitor?
|
|
* @param {const} previousBeatStatus Status of the previous beat
|
|
* @param {const} currentBeatStatus Status of the current beat
|
|
* @returns {boolean} True if is an important beat else false
|
|
*/
|
|
static isImportantBeat(isFirstBeat, previousBeatStatus, currentBeatStatus) {
|
|
// * ? -> ANY STATUS = important [isFirstBeat]
|
|
// UP -> PENDING = not important
|
|
// * UP -> DOWN = important
|
|
// UP -> UP = not important
|
|
// PENDING -> PENDING = not important
|
|
// * PENDING -> DOWN = important
|
|
// PENDING -> UP = not important
|
|
// DOWN -> PENDING = this case not exists
|
|
// DOWN -> DOWN = not important
|
|
// * DOWN -> UP = important
|
|
// MAINTENANCE -> MAINTENANCE = not important
|
|
// * MAINTENANCE -> UP = important
|
|
// * MAINTENANCE -> DOWN = important
|
|
// * DOWN -> MAINTENANCE = important
|
|
// * UP -> MAINTENANCE = important
|
|
return isFirstBeat ||
|
|
(previousBeatStatus === DOWN && currentBeatStatus === MAINTENANCE) ||
|
|
(previousBeatStatus === UP && currentBeatStatus === MAINTENANCE) ||
|
|
(previousBeatStatus === MAINTENANCE && currentBeatStatus === DOWN) ||
|
|
(previousBeatStatus === MAINTENANCE && currentBeatStatus === UP) ||
|
|
(previousBeatStatus === UP && currentBeatStatus === DOWN) ||
|
|
(previousBeatStatus === DOWN && currentBeatStatus === UP) ||
|
|
(previousBeatStatus === PENDING && currentBeatStatus === DOWN);
|
|
}
|
|
|
|
/**
|
|
* Is this beat important for notifications?
|
|
* @param {boolean} isFirstBeat Is this the first beat of this monitor?
|
|
* @param {const} previousBeatStatus Status of the previous beat
|
|
* @param {const} currentBeatStatus Status of the current beat
|
|
* @returns {boolean} True if is an important beat else false
|
|
*/
|
|
static isImportantForNotification(isFirstBeat, previousBeatStatus, currentBeatStatus) {
|
|
// * ? -> ANY STATUS = important [isFirstBeat]
|
|
// UP -> PENDING = not important
|
|
// * UP -> DOWN = important
|
|
// UP -> UP = not important
|
|
// PENDING -> PENDING = not important
|
|
// * PENDING -> DOWN = important
|
|
// PENDING -> UP = not important
|
|
// DOWN -> PENDING = this case not exists
|
|
// DOWN -> DOWN = not important
|
|
// * DOWN -> UP = important
|
|
// MAINTENANCE -> MAINTENANCE = not important
|
|
// MAINTENANCE -> UP = not important
|
|
// * MAINTENANCE -> DOWN = important
|
|
// DOWN -> MAINTENANCE = not important
|
|
// UP -> MAINTENANCE = not important
|
|
return isFirstBeat ||
|
|
(previousBeatStatus === MAINTENANCE && currentBeatStatus === DOWN) ||
|
|
(previousBeatStatus === UP && currentBeatStatus === DOWN) ||
|
|
(previousBeatStatus === DOWN && currentBeatStatus === UP) ||
|
|
(previousBeatStatus === PENDING && currentBeatStatus === DOWN);
|
|
}
|
|
|
|
/**
|
|
* Send a notification about a monitor
|
|
* @param {boolean} isFirstBeat Is this beat the first of this monitor?
|
|
* @param {Monitor} monitor The monitor to send a notificaton about
|
|
* @param {Bean} bean Status information about monitor
|
|
* @returns {void}
|
|
*/
|
|
static async sendNotification(isFirstBeat, monitor, bean) {
|
|
if (!isFirstBeat || bean.status === DOWN) {
|
|
const notificationList = await Monitor.getNotificationList(monitor);
|
|
|
|
let text;
|
|
if (bean.status === UP) {
|
|
text = "✅ Up";
|
|
} else {
|
|
text = "🔴 Down";
|
|
}
|
|
|
|
let msg = `[${monitor.name}] [${text}] ${bean.msg}`;
|
|
|
|
for (let notification of notificationList) {
|
|
try {
|
|
const heartbeatJSON = bean.toJSON();
|
|
const monitorData = [{ id: monitor.id,
|
|
active: monitor.active
|
|
}];
|
|
const preloadData = await Monitor.preparePreloadData(monitorData);
|
|
// Prevent if the msg is undefined, notifications such as Discord cannot send out.
|
|
if (!heartbeatJSON["msg"]) {
|
|
heartbeatJSON["msg"] = "N/A";
|
|
}
|
|
|
|
// Also provide the time in server timezone
|
|
heartbeatJSON["timezone"] = await UptimeKumaServer.getInstance().getTimezone();
|
|
heartbeatJSON["timezoneOffset"] = UptimeKumaServer.getInstance().getTimezoneOffset();
|
|
heartbeatJSON["localDateTime"] = dayjs.utc(heartbeatJSON["time"]).tz(heartbeatJSON["timezone"]).format(SQL_DATETIME_FORMAT);
|
|
|
|
await Notification.send(JSON.parse(notification.config), msg, monitor.toJSON(preloadData, false), heartbeatJSON);
|
|
} catch (e) {
|
|
log.error("monitor", "Cannot send notification to " + notification.name);
|
|
log.error("monitor", e);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get list of notification providers for a given monitor
|
|
* @param {Monitor} monitor Monitor to get notification providers for
|
|
* @returns {Promise<LooseObject<any>[]>} List of notifications
|
|
*/
|
|
static async getNotificationList(monitor) {
|
|
let notificationList = await R.getAll("SELECT notification.* FROM notification, monitor_notification WHERE monitor_id = ? AND monitor_notification.notification_id = notification.id ", [
|
|
monitor.id,
|
|
]);
|
|
return notificationList;
|
|
}
|
|
|
|
/**
|
|
* checks certificate chain for expiring certificates
|
|
* @param {object} tlsInfoObject Information about certificate
|
|
* @returns {void}
|
|
*/
|
|
async checkCertExpiryNotifications(tlsInfoObject) {
|
|
if (tlsInfoObject && tlsInfoObject.certInfo && tlsInfoObject.certInfo.daysRemaining) {
|
|
const notificationList = await Monitor.getNotificationList(this);
|
|
|
|
if (! notificationList.length > 0) {
|
|
// fail fast. If no notification is set, all the following checks can be skipped.
|
|
log.debug("monitor", "No notification, no need to send cert notification");
|
|
return;
|
|
}
|
|
|
|
let notifyDays = await setting("tlsExpiryNotifyDays");
|
|
if (notifyDays == null || !Array.isArray(notifyDays)) {
|
|
// Reset Default
|
|
await setSetting("tlsExpiryNotifyDays", [ 7, 14, 21 ], "general");
|
|
notifyDays = [ 7, 14, 21 ];
|
|
}
|
|
|
|
if (Array.isArray(notifyDays)) {
|
|
for (const targetDays of notifyDays) {
|
|
let certInfo = tlsInfoObject.certInfo;
|
|
while (certInfo) {
|
|
let subjectCN = certInfo.subject["CN"];
|
|
if (rootCertificates.has(certInfo.fingerprint256)) {
|
|
log.debug("monitor", `Known root cert: ${certInfo.certType} certificate "${subjectCN}" (${certInfo.daysRemaining} days valid) on ${targetDays} deadline.`);
|
|
break;
|
|
} else if (certInfo.daysRemaining > targetDays) {
|
|
log.debug("monitor", `No need to send cert notification for ${certInfo.certType} certificate "${subjectCN}" (${certInfo.daysRemaining} days valid) on ${targetDays} deadline.`);
|
|
} else {
|
|
log.debug("monitor", `call sendCertNotificationByTargetDays for ${targetDays} deadline on certificate ${subjectCN}.`);
|
|
await this.sendCertNotificationByTargetDays(subjectCN, certInfo.certType, certInfo.daysRemaining, targetDays, notificationList);
|
|
}
|
|
certInfo = certInfo.issuerCertificate;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Send a certificate notification when certificate expires in less
|
|
* than target days
|
|
* @param {string} certCN Common Name attribute from the certificate subject
|
|
* @param {string} certType certificate type
|
|
* @param {number} daysRemaining Number of days remaining on certificate
|
|
* @param {number} targetDays Number of days to alert after
|
|
* @param {LooseObject<any>[]} notificationList List of notification providers
|
|
* @returns {Promise<void>}
|
|
*/
|
|
async sendCertNotificationByTargetDays(certCN, certType, daysRemaining, targetDays, notificationList) {
|
|
|
|
let row = await R.getRow("SELECT * FROM notification_sent_history WHERE type = ? AND monitor_id = ? AND days <= ?", [
|
|
"certificate",
|
|
this.id,
|
|
targetDays,
|
|
]);
|
|
|
|
// Sent already, no need to send again
|
|
if (row) {
|
|
log.debug("monitor", "Sent already, no need to send again");
|
|
return;
|
|
}
|
|
|
|
let sent = false;
|
|
log.debug("monitor", "Send certificate notification");
|
|
|
|
for (let notification of notificationList) {
|
|
try {
|
|
log.debug("monitor", "Sending to " + notification.name);
|
|
await Notification.send(JSON.parse(notification.config), `[${this.name}][${this.url}] ${certType} certificate ${certCN} will be expired in ${daysRemaining} days`);
|
|
sent = true;
|
|
} catch (e) {
|
|
log.error("monitor", "Cannot send cert notification to " + notification.name);
|
|
log.error("monitor", e);
|
|
}
|
|
}
|
|
|
|
if (sent) {
|
|
await R.exec("INSERT INTO notification_sent_history (type, monitor_id, days) VALUES(?, ?, ?)", [
|
|
"certificate",
|
|
this.id,
|
|
targetDays,
|
|
]);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the status of the previous heartbeat
|
|
* @param {number} monitorID ID of monitor to check
|
|
* @returns {Promise<LooseObject<any>>} Previous heartbeat
|
|
*/
|
|
static async getPreviousHeartbeat(monitorID) {
|
|
return await R.findOne("heartbeat", " id = (select MAX(id) from heartbeat where monitor_id = ?)", [
|
|
monitorID
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Check if monitor is under maintenance
|
|
* @param {number} monitorID ID of monitor to check
|
|
* @returns {Promise<boolean>} Is the monitor under maintenance
|
|
*/
|
|
static async isUnderMaintenance(monitorID) {
|
|
const maintenanceIDList = await R.getCol(`
|
|
SELECT maintenance_id FROM monitor_maintenance
|
|
WHERE monitor_id = ?
|
|
`, [ monitorID ]);
|
|
|
|
for (const maintenanceID of maintenanceIDList) {
|
|
const maintenance = await UptimeKumaServer.getInstance().getMaintenance(maintenanceID);
|
|
if (maintenance && await maintenance.isUnderMaintenance()) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
const parent = await Monitor.getParent(monitorID);
|
|
if (parent != null) {
|
|
return await Monitor.isUnderMaintenance(parent.id);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Make sure monitor interval is between bounds
|
|
* @returns {void}
|
|
* @throws Interval is outside of range
|
|
*/
|
|
validate() {
|
|
if (this.interval > MAX_INTERVAL_SECOND) {
|
|
throw new Error(`Interval cannot be more than ${MAX_INTERVAL_SECOND} seconds`);
|
|
}
|
|
if (this.interval < MIN_INTERVAL_SECOND) {
|
|
throw new Error(`Interval cannot be less than ${MIN_INTERVAL_SECOND} seconds`);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets monitor notification of multiple monitor
|
|
* @param {Array} monitorIDs IDs of monitor to get
|
|
* @returns {Promise<LooseObject<any>>} object
|
|
*/
|
|
static async getMonitorNotification(monitorIDs) {
|
|
return await R.getAll(`
|
|
SELECT monitor_notification.monitor_id, monitor_notification.notification_id
|
|
FROM monitor_notification
|
|
WHERE monitor_notification.monitor_id IN (${monitorIDs.map((_) => "?").join(",")})
|
|
`, monitorIDs);
|
|
}
|
|
|
|
/**
|
|
* Gets monitor tags of multiple monitor
|
|
* @param {Array} monitorIDs IDs of monitor to get
|
|
* @returns {Promise<LooseObject<any>>} object
|
|
*/
|
|
static async getMonitorTag(monitorIDs) {
|
|
return await R.getAll(`
|
|
SELECT monitor_tag.monitor_id, monitor_tag.tag_id, tag.name, tag.color
|
|
FROM monitor_tag
|
|
JOIN tag ON monitor_tag.tag_id = tag.id
|
|
WHERE monitor_tag.monitor_id IN (${monitorIDs.map((_) => "?").join(",")})
|
|
`, monitorIDs);
|
|
}
|
|
|
|
/**
|
|
* prepare preloaded data for efficient access
|
|
* @param {Array} monitorData IDs & active field of monitor to get
|
|
* @returns {Promise<LooseObject<any>>} object
|
|
*/
|
|
static async preparePreloadData(monitorData) {
|
|
|
|
const notificationsMap = new Map();
|
|
const tagsMap = new Map();
|
|
const maintenanceStatusMap = new Map();
|
|
const childrenIDsMap = new Map();
|
|
const activeStatusMap = new Map();
|
|
const forceInactiveMap = new Map();
|
|
const pathsMap = new Map();
|
|
|
|
if (monitorData.length > 0) {
|
|
const monitorIDs = monitorData.map(monitor => monitor.id);
|
|
const notifications = await Monitor.getMonitorNotification(monitorIDs);
|
|
const tags = await Monitor.getMonitorTag(monitorIDs);
|
|
const maintenanceStatuses = await Promise.all(monitorData.map(monitor => Monitor.isUnderMaintenance(monitor.id)));
|
|
const childrenIDs = await Promise.all(monitorData.map(monitor => Monitor.getAllChildrenIDs(monitor.id)));
|
|
const activeStatuses = await Promise.all(monitorData.map(monitor => Monitor.isActive(monitor.id, monitor.active)));
|
|
const forceInactiveStatuses = await Promise.all(monitorData.map(monitor => Monitor.isParentActive(monitor.id)));
|
|
const paths = await Promise.all(monitorData.map(monitor => Monitor.getAllPath(monitor.id, monitor.name)));
|
|
|
|
notifications.forEach(row => {
|
|
if (!notificationsMap.has(row.monitor_id)) {
|
|
notificationsMap.set(row.monitor_id, {});
|
|
}
|
|
notificationsMap.get(row.monitor_id)[row.notification_id] = true;
|
|
});
|
|
|
|
tags.forEach(row => {
|
|
if (!tagsMap.has(row.monitor_id)) {
|
|
tagsMap.set(row.monitor_id, []);
|
|
}
|
|
tagsMap.get(row.monitor_id).push({
|
|
tag_id: row.tag_id,
|
|
name: row.name,
|
|
color: row.color
|
|
});
|
|
});
|
|
|
|
monitorData.forEach((monitor, index) => {
|
|
maintenanceStatusMap.set(monitor.id, maintenanceStatuses[index]);
|
|
});
|
|
|
|
monitorData.forEach((monitor, index) => {
|
|
childrenIDsMap.set(monitor.id, childrenIDs[index]);
|
|
});
|
|
|
|
monitorData.forEach((monitor, index) => {
|
|
activeStatusMap.set(monitor.id, activeStatuses[index]);
|
|
});
|
|
|
|
monitorData.forEach((monitor, index) => {
|
|
forceInactiveMap.set(monitor.id, !forceInactiveStatuses[index]);
|
|
});
|
|
|
|
monitorData.forEach((monitor, index) => {
|
|
pathsMap.set(monitor.id, paths[index]);
|
|
});
|
|
}
|
|
|
|
return {
|
|
notifications: notificationsMap,
|
|
tags: tagsMap,
|
|
maintenanceStatus: maintenanceStatusMap,
|
|
childrenIDs: childrenIDsMap,
|
|
activeStatus: activeStatusMap,
|
|
forceInactive: forceInactiveMap,
|
|
paths: pathsMap,
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Gets Parent of the monitor
|
|
* @param {number} monitorID ID of monitor to get
|
|
* @returns {Promise<LooseObject<any>>} Parent
|
|
*/
|
|
static async getParent(monitorID) {
|
|
return await R.getRow(`
|
|
SELECT parent.* FROM monitor parent
|
|
LEFT JOIN monitor child
|
|
ON child.parent = parent.id
|
|
WHERE child.id = ?
|
|
`, [
|
|
monitorID,
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Gets all Children of the monitor
|
|
* @param {number} monitorID ID of monitor to get
|
|
* @returns {Promise<LooseObject<any>>} Children
|
|
*/
|
|
static async getChildren(monitorID) {
|
|
return await R.getAll(`
|
|
SELECT * FROM monitor
|
|
WHERE parent = ?
|
|
`, [
|
|
monitorID,
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Gets the full path
|
|
* @param {number} monitorID ID of the monitor to get
|
|
* @param {string} name of the monitor to get
|
|
* @returns {Promise<string[]>} Full path (includes groups and the name) of the monitor
|
|
*/
|
|
static async getAllPath(monitorID, name) {
|
|
const path = [ name ];
|
|
|
|
if (this.parent === null) {
|
|
return path;
|
|
}
|
|
|
|
let parent = await Monitor.getParent(monitorID);
|
|
while (parent !== null) {
|
|
path.unshift(parent.name);
|
|
parent = await Monitor.getParent(parent.id);
|
|
}
|
|
|
|
return path;
|
|
}
|
|
|
|
/**
|
|
* Gets recursive all child ids
|
|
* @param {number} monitorID ID of the monitor to get
|
|
* @returns {Promise<Array>} IDs of all children
|
|
*/
|
|
static async getAllChildrenIDs(monitorID) {
|
|
const childs = await Monitor.getChildren(monitorID);
|
|
|
|
if (childs === null) {
|
|
return [];
|
|
}
|
|
|
|
let childrenIDs = [];
|
|
|
|
for (const child of childs) {
|
|
childrenIDs.push(child.id);
|
|
childrenIDs = childrenIDs.concat(await Monitor.getAllChildrenIDs(child.id));
|
|
}
|
|
|
|
return childrenIDs;
|
|
}
|
|
|
|
/**
|
|
* Unlinks all children of the group monitor
|
|
* @param {number} groupID ID of group to remove children of
|
|
* @returns {Promise<void>}
|
|
*/
|
|
static async unlinkAllChildren(groupID) {
|
|
return await R.exec("UPDATE `monitor` SET parent = ? WHERE parent = ? ", [
|
|
null, groupID
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Checks recursive if parent (ancestors) are active
|
|
* @param {number} monitorID ID of the monitor to get
|
|
* @returns {Promise<boolean>} Is the parent monitor active?
|
|
*/
|
|
static async isParentActive(monitorID) {
|
|
const parent = await Monitor.getParent(monitorID);
|
|
|
|
if (parent === null) {
|
|
return true;
|
|
}
|
|
|
|
const parentActive = await Monitor.isParentActive(parent.id);
|
|
return parent.active && parentActive;
|
|
}
|
|
|
|
/**
|
|
* Obtains a new Oidc Token
|
|
* @returns {Promise<object>} OAuthProvider client
|
|
*/
|
|
async makeOidcTokenClientCredentialsRequest() {
|
|
log.debug("monitor", `[${this.name}] The oauth access-token undefined or expired. Requesting a new token`);
|
|
const oAuthAccessToken = await getOidcTokenClientCredentials(this.oauth_token_url, this.oauth_client_id, this.oauth_client_secret, this.oauth_scopes, this.oauth_auth_method);
|
|
if (this.oauthAccessToken?.expires_at) {
|
|
log.debug("monitor", `[${this.name}] Obtained oauth access-token. Expires at ${new Date(this.oauthAccessToken?.expires_at * 1000)}`);
|
|
} else {
|
|
log.debug("monitor", `[${this.name}] Obtained oauth access-token. Time until expiry was not provided`);
|
|
}
|
|
|
|
return oAuthAccessToken;
|
|
}
|
|
|
|
/**
|
|
* Store TLS certificate information and check for expiry
|
|
* @param {object} tlsInfo Information about the TLS connection
|
|
* @returns {Promise<void>}
|
|
*/
|
|
async handleTlsInfo(tlsInfo) {
|
|
await this.updateTlsInfo(tlsInfo);
|
|
this.prometheus?.update(null, tlsInfo);
|
|
|
|
if (!this.getIgnoreTls() && this.isEnabledExpiryNotification()) {
|
|
log.debug("monitor", `[${this.name}] call checkCertExpiryNotifications`);
|
|
await this.checkCertExpiryNotifications(tlsInfo);
|
|
}
|
|
}
|
|
}
|
|
|
|
module.exports = Monitor;
|