mirror of
https://github.com/louislam/uptime-kuma.git
synced 2024-11-27 16:54:04 +00:00
ce0ba6c0ca
* Fix: Add axios abort signal * Chore: Fix comment --------- Co-authored-by: Nelson Chan <chakflying@hotmail.com>
1679 lines
67 KiB
JavaScript
1679 lines
67 KiB
JavaScript
const https = require("https");
|
|
const dayjs = require("dayjs");
|
|
const axios = require("axios");
|
|
const { Prometheus } = require("../prometheus");
|
|
const { log, UP, DOWN, PENDING, MAINTENANCE, flipStatus, TimeLogger, MAX_INTERVAL_SECOND, MIN_INTERVAL_SECOND,
|
|
SQL_DATETIME_FORMAT, isDev, sleep, getRandomInt
|
|
} = require("../../src/util");
|
|
const { tcping, ping, dnsResolve, checkCertificate, checkStatusCode, getTotalClientInRoom, setting, mssqlQuery, postgresQuery, mysqlQuery, mqttAsync, setSetting, httpNtlm, radius, grpcQuery,
|
|
redisPingAsync, mongodbPing, kafkaProducerAsync, getOidcTokenClientCredentials, rootCertificatesFingerprints, axiosAbortSignal
|
|
} = require("../util-server");
|
|
const { R } = require("redbean-node");
|
|
const { BeanModel } = require("redbean-node/dist/bean-model");
|
|
const { Notification } = require("../notification");
|
|
const { Proxy } = require("../proxy");
|
|
const { demoMode } = require("../config");
|
|
const version = require("../../package.json").version;
|
|
const apicache = require("../modules/apicache");
|
|
const { UptimeKumaServer } = require("../uptime-kuma-server");
|
|
const { CacheableDnsHttpAgent } = require("../cacheable-dns-http-agent");
|
|
const { DockerHost } = require("../docker");
|
|
const { UptimeCacheList } = require("../uptime-cache-list");
|
|
const Gamedig = require("gamedig");
|
|
const jsonata = require("jsonata");
|
|
const jwt = require("jsonwebtoken");
|
|
|
|
const rootCertificates = rootCertificatesFingerprints();
|
|
|
|
/**
|
|
* status:
|
|
* 0 = DOWN
|
|
* 1 = UP
|
|
* 2 = PENDING
|
|
* 3 = MAINTENANCE
|
|
*/
|
|
class Monitor extends BeanModel {
|
|
|
|
/**
|
|
* Return an object that ready to parse to JSON for public
|
|
* Only show necessary data to public
|
|
* @returns {Object}
|
|
*/
|
|
async toPublicJSON(showTags = false, certExpiry = false) {
|
|
let obj = {
|
|
id: this.id,
|
|
name: this.name,
|
|
sendUrl: this.sendUrl,
|
|
type: this.type,
|
|
};
|
|
|
|
if (this.sendUrl) {
|
|
obj.url = this.url;
|
|
}
|
|
|
|
if (showTags) {
|
|
obj.tags = await this.getTags();
|
|
}
|
|
|
|
if (certExpiry && (this.type === "http" || this.type === "keyword" || this.type === "json-query") && this.getURLProtocol() === "https:") {
|
|
const { certExpiryDaysRemaining, validCert } = await this.getCertExpiry(this.id);
|
|
obj.certExpiryDaysRemaining = certExpiryDaysRemaining;
|
|
obj.validCert = validCert;
|
|
}
|
|
|
|
return obj;
|
|
}
|
|
|
|
/**
|
|
* Return an object that ready to parse to JSON
|
|
* @returns {Object}
|
|
*/
|
|
async toJSON(includeSensitiveData = true) {
|
|
|
|
let notificationIDList = {};
|
|
|
|
let list = await R.find("monitor_notification", " monitor_id = ? ", [
|
|
this.id,
|
|
]);
|
|
|
|
for (let bean of list) {
|
|
notificationIDList[bean.notification_id] = true;
|
|
}
|
|
|
|
const tags = await this.getTags();
|
|
|
|
let screenshot = null;
|
|
|
|
if (this.type === "real-browser") {
|
|
screenshot = "/screenshots/" + jwt.sign(this.id, UptimeKumaServer.getInstance().jwtSecret) + ".png";
|
|
}
|
|
|
|
let data = {
|
|
id: this.id,
|
|
name: this.name,
|
|
description: this.description,
|
|
pathName: await this.getPathName(),
|
|
parent: this.parent,
|
|
childrenIDs: await Monitor.getAllChildrenIDs(this.id),
|
|
url: this.url,
|
|
method: this.method,
|
|
hostname: this.hostname,
|
|
port: this.port,
|
|
maxretries: this.maxretries,
|
|
weight: this.weight,
|
|
active: await this.isActive(),
|
|
forceInactive: !await Monitor.isParentActive(this.id),
|
|
type: this.type,
|
|
timeout: this.timeout,
|
|
interval: this.interval,
|
|
retryInterval: this.retryInterval,
|
|
resendInterval: this.resendInterval,
|
|
keyword: this.keyword,
|
|
invertKeyword: this.isInvertKeyword(),
|
|
expiryNotification: this.isEnabledExpiryNotification(),
|
|
ignoreTls: this.getIgnoreTls(),
|
|
upsideDown: this.isUpsideDown(),
|
|
packetSize: this.packetSize,
|
|
maxredirects: this.maxredirects,
|
|
accepted_statuscodes: this.getAcceptedStatuscodes(),
|
|
dns_resolve_type: this.dns_resolve_type,
|
|
dns_resolve_server: this.dns_resolve_server,
|
|
dns_last_result: this.dns_last_result,
|
|
docker_container: this.docker_container,
|
|
docker_host: this.docker_host,
|
|
proxyId: this.proxy_id,
|
|
notificationIDList,
|
|
tags: tags,
|
|
maintenance: await Monitor.isUnderMaintenance(this.id),
|
|
mqttTopic: this.mqttTopic,
|
|
mqttSuccessMessage: this.mqttSuccessMessage,
|
|
databaseQuery: this.databaseQuery,
|
|
authMethod: this.authMethod,
|
|
grpcUrl: this.grpcUrl,
|
|
grpcProtobuf: this.grpcProtobuf,
|
|
grpcMethod: this.grpcMethod,
|
|
grpcServiceName: this.grpcServiceName,
|
|
grpcEnableTls: this.getGrpcEnableTls(),
|
|
radiusCalledStationId: this.radiusCalledStationId,
|
|
radiusCallingStationId: this.radiusCallingStationId,
|
|
game: this.game,
|
|
gamedigGivenPortOnly: this.getGameDigGivenPortOnly(),
|
|
httpBodyEncoding: this.httpBodyEncoding,
|
|
jsonPath: this.jsonPath,
|
|
expectedValue: this.expectedValue,
|
|
kafkaProducerTopic: this.kafkaProducerTopic,
|
|
kafkaProducerBrokers: JSON.parse(this.kafkaProducerBrokers),
|
|
kafkaProducerSsl: this.getKafkaProducerSsl(),
|
|
kafkaProducerAllowAutoTopicCreation: this.getKafkaProducerAllowAutoTopicCreation(),
|
|
kafkaProducerMessage: this.kafkaProducerMessage,
|
|
screenshot,
|
|
};
|
|
|
|
if (includeSensitiveData) {
|
|
data = {
|
|
...data,
|
|
headers: this.headers,
|
|
body: this.body,
|
|
grpcBody: this.grpcBody,
|
|
grpcMetadata: this.grpcMetadata,
|
|
basic_auth_user: this.basic_auth_user,
|
|
basic_auth_pass: this.basic_auth_pass,
|
|
oauth_client_id: this.oauth_client_id,
|
|
oauth_client_secret: this.oauth_client_secret,
|
|
oauth_token_url: this.oauth_token_url,
|
|
oauth_scopes: this.oauth_scopes,
|
|
oauth_auth_method: this.oauth_auth_method,
|
|
pushToken: this.pushToken,
|
|
databaseConnectionString: this.databaseConnectionString,
|
|
radiusUsername: this.radiusUsername,
|
|
radiusPassword: this.radiusPassword,
|
|
radiusSecret: this.radiusSecret,
|
|
mqttUsername: this.mqttUsername,
|
|
mqttPassword: this.mqttPassword,
|
|
authWorkstation: this.authWorkstation,
|
|
authDomain: this.authDomain,
|
|
tlsCa: this.tlsCa,
|
|
tlsCert: this.tlsCert,
|
|
tlsKey: this.tlsKey,
|
|
kafkaProducerSaslOptions: JSON.parse(this.kafkaProducerSaslOptions),
|
|
};
|
|
}
|
|
|
|
data.includeSensitiveData = includeSensitiveData;
|
|
return data;
|
|
}
|
|
|
|
/**
|
|
* Checks if the monitor is active based on itself and its parents
|
|
* @returns {Promise<Boolean>}
|
|
*/
|
|
async isActive() {
|
|
const parentActive = await Monitor.isParentActive(this.id);
|
|
|
|
return (this.active === 1) && parentActive;
|
|
}
|
|
|
|
/**
|
|
* Get all tags applied to this monitor
|
|
* @returns {Promise<LooseObject<any>[]>}
|
|
*/
|
|
async getTags() {
|
|
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 ]);
|
|
}
|
|
|
|
/**
|
|
* Gets certificate expiry for this monitor
|
|
* @param {number} monitorID ID of monitor to send
|
|
* @returns {Promise<LooseObject<any>>}
|
|
*/
|
|
async getCertExpiry(monitorID) {
|
|
let tlsInfoBean = await R.findOne("monitor_tls_info", "monitor_id = ?", [
|
|
monitorID,
|
|
]);
|
|
let tlsInfo;
|
|
if (tlsInfoBean) {
|
|
tlsInfo = JSON.parse(tlsInfoBean?.info_json);
|
|
if (tlsInfo?.valid && tlsInfo?.certInfo?.daysRemaining) {
|
|
return {
|
|
certExpiryDaysRemaining: tlsInfo.certInfo.daysRemaining,
|
|
validCert: true
|
|
};
|
|
}
|
|
}
|
|
return {
|
|
certExpiryDaysRemaining: "",
|
|
validCert: false
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Encode user and password to Base64 encoding
|
|
* for HTTP "basic" auth, as per RFC-7617
|
|
* @returns {string}
|
|
*/
|
|
encodeBase64(user, pass) {
|
|
return Buffer.from(user + ":" + pass).toString("base64");
|
|
}
|
|
|
|
/**
|
|
* Is the TLS expiry notification enabled?
|
|
* @returns {boolean}
|
|
*/
|
|
isEnabledExpiryNotification() {
|
|
return Boolean(this.expiryNotification);
|
|
}
|
|
|
|
/**
|
|
* Parse to boolean
|
|
* @returns {boolean}
|
|
*/
|
|
getIgnoreTls() {
|
|
return Boolean(this.ignoreTls);
|
|
}
|
|
|
|
/**
|
|
* Parse to boolean
|
|
* @returns {boolean}
|
|
*/
|
|
isUpsideDown() {
|
|
return Boolean(this.upsideDown);
|
|
}
|
|
|
|
/**
|
|
* Parse to boolean
|
|
* @returns {boolean}
|
|
*/
|
|
isInvertKeyword() {
|
|
return Boolean(this.invertKeyword);
|
|
}
|
|
|
|
/**
|
|
* Parse to boolean
|
|
* @returns {boolean}
|
|
*/
|
|
getGrpcEnableTls() {
|
|
return Boolean(this.grpcEnableTls);
|
|
}
|
|
|
|
/**
|
|
* Get accepted status codes
|
|
* @returns {Object}
|
|
*/
|
|
getAcceptedStatuscodes() {
|
|
return JSON.parse(this.accepted_statuscodes_json);
|
|
}
|
|
|
|
getGameDigGivenPortOnly() {
|
|
return Boolean(this.gamedigGivenPortOnly);
|
|
}
|
|
|
|
/**
|
|
* Parse to boolean
|
|
* @returns {boolean} Kafka Producer Ssl enabled?
|
|
*/
|
|
getKafkaProducerSsl() {
|
|
return Boolean(this.kafkaProducerSsl);
|
|
}
|
|
|
|
/**
|
|
* Parse to boolean
|
|
* @returns {boolean} Kafka Producer Allow Auto Topic Creation Enabled?
|
|
*/
|
|
getKafkaProducerAllowAutoTopicCreation() {
|
|
return Boolean(this.kafkaProducerAllowAutoTopicCreation);
|
|
}
|
|
|
|
/**
|
|
* Start monitor
|
|
* @param {Server} io Socket server instance
|
|
*/
|
|
start(io) {
|
|
let previousBeat = null;
|
|
let retries = 0;
|
|
|
|
this.prometheus = new Prometheus(this);
|
|
|
|
const beat = async () => {
|
|
|
|
let beatInterval = this.interval;
|
|
|
|
if (! beatInterval) {
|
|
beatInterval = 1;
|
|
}
|
|
|
|
if (demoMode) {
|
|
if (beatInterval < 20) {
|
|
console.log("beat interval too low, reset to 20s");
|
|
beatInterval = 20;
|
|
}
|
|
}
|
|
|
|
// Evil
|
|
if (isDev) {
|
|
if (process.env.EVIL_RANDOM_MONITOR_SLEEP === "SURE") {
|
|
if (getRandomInt(0, 100) === 0) {
|
|
log.debug("evil", `[${this.name}] Evil mode: Random sleep: ` + beatInterval * 10000);
|
|
await sleep(beatInterval * 10000);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Expose here for prometheus update
|
|
// undefined if not https
|
|
let tlsInfo = undefined;
|
|
|
|
if (!previousBeat || this.type === "push") {
|
|
previousBeat = await R.findOne("heartbeat", " monitor_id = ? ORDER BY time DESC", [
|
|
this.id,
|
|
]);
|
|
}
|
|
|
|
const isFirstBeat = !previousBeat;
|
|
|
|
let bean = R.dispense("heartbeat");
|
|
bean.monitor_id = this.id;
|
|
bean.time = R.isoDateTimeMillis(dayjs.utc());
|
|
bean.status = DOWN;
|
|
bean.downCount = previousBeat?.downCount || 0;
|
|
|
|
if (this.isUpsideDown()) {
|
|
bean.status = flipStatus(bean.status);
|
|
}
|
|
|
|
// Duration
|
|
if (!isFirstBeat) {
|
|
bean.duration = dayjs(bean.time).diff(dayjs(previousBeat.time), "second");
|
|
} else {
|
|
bean.duration = 0;
|
|
}
|
|
|
|
try {
|
|
if (await Monitor.isUnderMaintenance(this.id)) {
|
|
bean.msg = "Monitor under maintenance";
|
|
bean.status = MAINTENANCE;
|
|
} else if (this.type === "group") {
|
|
const children = await Monitor.getChildren(this.id);
|
|
|
|
if (children.length > 0) {
|
|
bean.status = UP;
|
|
bean.msg = "All children up and running";
|
|
for (const child of children) {
|
|
if (!child.active) {
|
|
// Ignore inactive childs
|
|
continue;
|
|
}
|
|
const lastBeat = await Monitor.getPreviousHeartbeat(child.id);
|
|
|
|
// Only change state if the monitor is in worse conditions then the ones before
|
|
// lastBeat.status could be null
|
|
if (!lastBeat) {
|
|
bean.status = PENDING;
|
|
} else if (bean.status === UP && (lastBeat.status === PENDING || lastBeat.status === DOWN)) {
|
|
bean.status = lastBeat.status;
|
|
} else if (bean.status === PENDING && lastBeat.status === DOWN) {
|
|
bean.status = lastBeat.status;
|
|
}
|
|
}
|
|
|
|
if (bean.status !== UP) {
|
|
bean.msg = "Child inaccessible";
|
|
}
|
|
} else {
|
|
// Set status pending if group is empty
|
|
bean.status = PENDING;
|
|
bean.msg = "Group empty";
|
|
}
|
|
|
|
} else if (this.type === "http" || this.type === "keyword" || this.type === "json-query") {
|
|
// Do not do any queries/high loading things before the "bean.ping"
|
|
let startTime = dayjs().valueOf();
|
|
|
|
// HTTP basic auth
|
|
let basicAuthHeader = {};
|
|
if (this.auth_method === "basic") {
|
|
basicAuthHeader = {
|
|
"Authorization": "Basic " + this.encodeBase64(this.basic_auth_user, this.basic_auth_pass),
|
|
};
|
|
}
|
|
|
|
// OIDC: Basic client credential flow.
|
|
// Additional grants might be implemented in the future
|
|
let oauth2AuthHeader = {};
|
|
if (this.auth_method === "oauth2-cc") {
|
|
try {
|
|
if (this.oauthAccessToken === undefined || new Date(this.oauthAccessToken.expires_at * 1000) <= new Date()) {
|
|
log.debug("monitor", `[${this.name}] The oauth access-token undefined or expired. Requesting a new one`);
|
|
this.oauthAccessToken = await getOidcTokenClientCredentials(this.oauth_token_url, this.oauth_client_id, this.oauth_client_secret, this.oauth_scopes, this.oauth_auth_method);
|
|
log.debug("monitor", `[${this.name}] Obtained oauth access-token. Expires at ${new Date(this.oauthAccessToken.expires_at * 1000)}`);
|
|
}
|
|
oauth2AuthHeader = {
|
|
"Authorization": this.oauthAccessToken.token_type + " " + this.oauthAccessToken.access_token,
|
|
};
|
|
} catch (e) {
|
|
throw new Error("The oauth config is invalid. " + e.message);
|
|
}
|
|
}
|
|
|
|
const httpsAgentOptions = {
|
|
maxCachedSessions: 0, // Use Custom agent to disable session reuse (https://github.com/nodejs/node/issues/3940)
|
|
rejectUnauthorized: !this.getIgnoreTls(),
|
|
};
|
|
|
|
log.debug("monitor", `[${this.name}] Prepare Options for axios`);
|
|
|
|
let contentType = null;
|
|
let bodyValue = null;
|
|
|
|
if (this.body && (typeof this.body === "string" && this.body.trim().length > 0)) {
|
|
if (!this.httpBodyEncoding || this.httpBodyEncoding === "json") {
|
|
try {
|
|
bodyValue = JSON.parse(this.body);
|
|
contentType = "application/json";
|
|
} catch (e) {
|
|
throw new Error("Your JSON body is invalid. " + e.message);
|
|
}
|
|
} 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(),
|
|
timeout: this.timeout * 1000,
|
|
headers: {
|
|
"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",
|
|
"User-Agent": "Uptime-Kuma/" + version,
|
|
...(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 * 1000),
|
|
};
|
|
|
|
if (bodyValue) {
|
|
options.data = bodyValue;
|
|
}
|
|
|
|
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) {
|
|
options.httpsAgent = new https.Agent(httpsAgentOptions);
|
|
}
|
|
|
|
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);
|
|
}
|
|
}
|
|
|
|
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} - ${res.statusText}`;
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
|
|
// Check certificate if https is used
|
|
let certInfoStartTime = dayjs().valueOf();
|
|
if (this.getUrl()?.protocol === "https:") {
|
|
log.debug("monitor", `[${this.name}] Check cert`);
|
|
try {
|
|
let tlsInfoObject = checkCertificate(res);
|
|
tlsInfo = await this.updateTlsInfo(tlsInfoObject);
|
|
|
|
if (!this.getIgnoreTls() && this.isEnabledExpiryNotification()) {
|
|
log.debug("monitor", `[${this.name}] call checkCertExpiryNotifications`);
|
|
await this.checkCertExpiryNotifications(tlsInfoObject);
|
|
}
|
|
|
|
} catch (e) {
|
|
if (e.message !== "No TLS certificate in response") {
|
|
log.error("monitor", "Caught error");
|
|
log.error("monitor", e.message);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (process.env.TIMELOGGER === "1") {
|
|
log.debug("monitor", "Cert Info Query Time: " + (dayjs().valueOf() - certInfoStartTime) + "ms");
|
|
}
|
|
|
|
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;
|
|
|
|
// convert data to object
|
|
if (typeof data === "string") {
|
|
data = JSON.parse(data);
|
|
}
|
|
|
|
let expression = jsonata(this.jsonPath);
|
|
|
|
let result = await expression.evaluate(data);
|
|
|
|
if (result.toString() === this.expectedValue) {
|
|
bean.msg += ", expected value is found";
|
|
bean.status = UP;
|
|
} else {
|
|
throw new Error(bean.msg + ", but value is not equal to expected value, value was: [" + result + "]");
|
|
}
|
|
}
|
|
|
|
} 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 === "dns") {
|
|
let startTime = dayjs().valueOf();
|
|
let dnsMessage = "";
|
|
|
|
let dnsRes = await dnsResolve(this.hostname, this.dns_resolve_server, this.port, this.dns_resolve_type);
|
|
bean.ping = dayjs().valueOf() - startTime;
|
|
|
|
if (this.dns_resolve_type === "A" || this.dns_resolve_type === "AAAA" || this.dns_resolve_type === "TXT" || this.dns_resolve_type === "PTR") {
|
|
dnsMessage += "Records: ";
|
|
dnsMessage += dnsRes.join(" | ");
|
|
} else if (this.dns_resolve_type === "CNAME") {
|
|
dnsMessage += dnsRes[0];
|
|
} else if (this.dns_resolve_type === "CAA") {
|
|
dnsMessage += dnsRes[0].issue;
|
|
} else if (this.dns_resolve_type === "MX") {
|
|
dnsRes.forEach(record => {
|
|
dnsMessage += `Hostname: ${record.exchange} - Priority: ${record.priority} | `;
|
|
});
|
|
dnsMessage = dnsMessage.slice(0, -2);
|
|
} else if (this.dns_resolve_type === "NS") {
|
|
dnsMessage += "Servers: ";
|
|
dnsMessage += dnsRes.join(" | ");
|
|
} else if (this.dns_resolve_type === "SOA") {
|
|
dnsMessage += `NS-Name: ${dnsRes.nsname} | Hostmaster: ${dnsRes.hostmaster} | Serial: ${dnsRes.serial} | Refresh: ${dnsRes.refresh} | Retry: ${dnsRes.retry} | Expire: ${dnsRes.expire} | MinTTL: ${dnsRes.minttl}`;
|
|
} else if (this.dns_resolve_type === "SRV") {
|
|
dnsRes.forEach(record => {
|
|
dnsMessage += `Name: ${record.name} | Port: ${record.port} | Priority: ${record.priority} | Weight: ${record.weight} | `;
|
|
});
|
|
dnsMessage = dnsMessage.slice(0, -2);
|
|
}
|
|
|
|
if (this.dnsLastResult !== dnsMessage && dnsMessage !== undefined) {
|
|
R.exec("UPDATE `monitor` SET dns_last_result = ? WHERE id = ? ", [
|
|
dnsMessage,
|
|
this.id
|
|
]);
|
|
}
|
|
|
|
bean.msg = dnsMessage;
|
|
bean.status = UP;
|
|
} else if (this.type === "push") { // Type: Push
|
|
log.debug("monitor", `[${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 = ${msSinceLastBeat}`);
|
|
|
|
// If the previous beat was down or pending we use the regular
|
|
// beatInterval/retryInterval in the setTimeout further below
|
|
if (previousBeat.status !== (this.isUpsideDown() ? DOWN : UP) || msSinceLastBeat > beatInterval * 1000 + bufferTime) {
|
|
throw new Error("No heartbeat in the time window");
|
|
} else {
|
|
let timeout = beatInterval * 1000 - msSinceLastBeat;
|
|
if (timeout < 0) {
|
|
timeout = bufferTime;
|
|
} else {
|
|
timeout += bufferTime;
|
|
}
|
|
// No need to insert successful heartbeat for push type, so end here
|
|
retries = 0;
|
|
log.debug("monitor", `[${this.name}] timeout = ${timeout}`);
|
|
this.heartbeatInterval = setTimeout(safeBeat, timeout);
|
|
return;
|
|
}
|
|
} else {
|
|
throw new Error("No heartbeat in the time window");
|
|
}
|
|
|
|
} else if (this.type === "steam") {
|
|
const steamApiUrl = "https://api.steampowered.com/IGameServersService/GetServerList/v1/";
|
|
const steamAPIKey = await setting("steamAPIKey");
|
|
const filter = `addr\\${this.hostname}:${this.port}`;
|
|
|
|
if (!steamAPIKey) {
|
|
throw new Error("Steam API Key not found");
|
|
}
|
|
|
|
let res = await axios.get(steamApiUrl, {
|
|
timeout: this.timeout * 1000,
|
|
headers: {
|
|
"Accept": "*/*",
|
|
"User-Agent": "Uptime-Kuma/" + version,
|
|
},
|
|
httpsAgent: CacheableDnsHttpAgent.getHttpsAgent({
|
|
maxCachedSessions: 0, // Use Custom agent to disable session reuse (https://github.com/nodejs/node/issues/3940)
|
|
rejectUnauthorized: !this.getIgnoreTls(),
|
|
}),
|
|
httpAgent: CacheableDnsHttpAgent.getHttpAgent({
|
|
maxCachedSessions: 0,
|
|
}),
|
|
maxRedirects: this.maxredirects,
|
|
validateStatus: (status) => {
|
|
return checkStatusCode(status, this.getAcceptedStatuscodes());
|
|
},
|
|
params: {
|
|
filter: filter,
|
|
key: steamAPIKey,
|
|
}
|
|
});
|
|
|
|
if (res.data.response && res.data.response.servers && res.data.response.servers.length > 0) {
|
|
bean.status = UP;
|
|
bean.msg = res.data.response.servers[0].name;
|
|
|
|
try {
|
|
bean.ping = await ping(this.hostname, this.packetSize);
|
|
} catch (_) { }
|
|
} else {
|
|
throw new Error("Server not found on Steam");
|
|
}
|
|
} else if (this.type === "gamedig") {
|
|
try {
|
|
const state = await Gamedig.query({
|
|
type: this.game,
|
|
host: this.hostname,
|
|
port: this.port,
|
|
givenPortOnly: this.getGameDigGivenPortOnly(),
|
|
});
|
|
|
|
bean.msg = state.name;
|
|
bean.status = UP;
|
|
bean.ping = state.ping;
|
|
} catch (e) {
|
|
throw new Error(e.message);
|
|
}
|
|
} else if (this.type === "docker") {
|
|
log.debug("monitor", `[${this.name}] Prepare Options for Axios`);
|
|
|
|
const dockerHost = await R.load("docker_host", this.docker_host);
|
|
|
|
const options = {
|
|
url: `/containers/${this.docker_container}/json`,
|
|
timeout: this.interval * 1000 * 0.8,
|
|
headers: {
|
|
"Accept": "*/*",
|
|
"User-Agent": "Uptime-Kuma/" + version,
|
|
},
|
|
httpsAgent: CacheableDnsHttpAgent.getHttpsAgent({
|
|
maxCachedSessions: 0, // Use Custom agent to disable session reuse (https://github.com/nodejs/node/issues/3940)
|
|
rejectUnauthorized: !this.getIgnoreTls(),
|
|
}),
|
|
httpAgent: CacheableDnsHttpAgent.getHttpAgent({
|
|
maxCachedSessions: 0,
|
|
}),
|
|
};
|
|
|
|
if (dockerHost._dockerType === "socket") {
|
|
options.socketPath = dockerHost._dockerDaemon;
|
|
} else if (dockerHost._dockerType === "tcp") {
|
|
options.baseURL = DockerHost.patchDockerURL(dockerHost._dockerDaemon);
|
|
options.httpsAgent = CacheableDnsHttpAgent.getHttpsAgent(
|
|
DockerHost.getHttpsAgentOptions(dockerHost._dockerType, options.baseURL)
|
|
);
|
|
}
|
|
|
|
log.debug("monitor", `[${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 === "mqtt") {
|
|
bean.msg = await mqttAsync(this.hostname, this.mqttTopic, this.mqttSuccessMessage, {
|
|
port: this.port,
|
|
username: this.mqttUsername,
|
|
password: this.mqttPassword,
|
|
interval: this.interval,
|
|
});
|
|
bean.status = UP;
|
|
} 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 === "mongodb") {
|
|
let startTime = dayjs().valueOf();
|
|
|
|
await mongodbPing(this.databaseConnectionString);
|
|
|
|
bean.msg = "";
|
|
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);
|
|
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) {
|
|
|
|
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;
|
|
}
|
|
}
|
|
|
|
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();
|
|
|
|
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: ${this.resendInterval}`);
|
|
}
|
|
|
|
log.debug("monitor", `[${this.name}] Send to socket`);
|
|
UptimeCacheList.clearCache(this.id);
|
|
io.to(this.user_id).emit("heartbeat", bean.toJSON());
|
|
Monitor.sendStats(io, this.id, this.user_id);
|
|
|
|
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", `[${this.name}] SetTimeout for next check.`);
|
|
this.heartbeatInterval = setTimeout(safeBeat, beatInterval * 1000);
|
|
this.lastScheduleBeatTime = dayjs();
|
|
} else {
|
|
log.info("monitor", `[${this.name}] isStop = true, no next check.`);
|
|
}
|
|
|
|
};
|
|
|
|
/** Get a heartbeat and handle errors */
|
|
const safeBeat = async () => {
|
|
try {
|
|
this.lastStartBeatTime = dayjs();
|
|
await beat();
|
|
this.lastEndBeatTime = dayjs();
|
|
} 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);
|
|
this.lastScheduleBeatTime = dayjs();
|
|
} else {
|
|
log.info("monitor", "isStop = true, no next check.");
|
|
}
|
|
}
|
|
};
|
|
|
|
// 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 faliure
|
|
* @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 (e) {
|
|
// Fix #2253
|
|
// Read more: https://stackoverflow.com/questions/1759956/curl-error-18-transfer-closed-with-outstanding-read-data-remaining
|
|
if (!finalCall && typeof e.message === "string" && e.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 e.message === "string" && e.message.includes("maxContentLength size of -1 exceeded")) {
|
|
e.message = "response timeout: incomplete response within a interval";
|
|
}
|
|
throw e;
|
|
}
|
|
}
|
|
}
|
|
|
|
/** Stop monitor */
|
|
stop() {
|
|
clearTimeout(this.heartbeatInterval);
|
|
this.isStop = true;
|
|
|
|
this.prometheus?.remove();
|
|
}
|
|
|
|
/**
|
|
* Get prometheus instance
|
|
* @returns {Prometheus|undefined}
|
|
*/
|
|
getPrometheus() {
|
|
return this.prometheus;
|
|
}
|
|
|
|
/**
|
|
* Helper Method:
|
|
* returns URL object for further usage
|
|
* returns null if url is invalid
|
|
* @returns {(null|URL)}
|
|
*/
|
|
getUrl() {
|
|
try {
|
|
return new URL(this.url);
|
|
} catch (_) {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Example: http: or https:
|
|
* @returns {(null|string)}
|
|
*/
|
|
getURLProtocol() {
|
|
const url = this.getUrl();
|
|
if (url) {
|
|
return this.getUrl().protocol;
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Store TLS info to database
|
|
* @param checkCertificateResult
|
|
* @returns {Promise<Object>}
|
|
*/
|
|
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;
|
|
}
|
|
|
|
/**
|
|
* 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
|
|
*/
|
|
static async sendStats(io, monitorID, userID) {
|
|
const hasClients = getTotalClientInRoom(io, userID) > 0;
|
|
|
|
if (hasClients) {
|
|
await Monitor.sendAvgPing(24, io, monitorID, userID);
|
|
await Monitor.sendUptime(24, io, monitorID, userID);
|
|
await Monitor.sendUptime(24 * 30, io, monitorID, userID);
|
|
await Monitor.sendCertInfo(io, monitorID, userID);
|
|
} else {
|
|
log.debug("monitor", "No clients in the room, no need to send stats");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Send the average ping to user
|
|
* @param {number} duration Hours
|
|
*/
|
|
static async sendAvgPing(duration, io, monitorID, userID) {
|
|
const timeLogger = new TimeLogger();
|
|
|
|
let avgPing = parseInt(await R.getCell(`
|
|
SELECT AVG(ping)
|
|
FROM heartbeat
|
|
WHERE time > DATETIME('now', ? || ' hours')
|
|
AND ping IS NOT NULL
|
|
AND monitor_id = ? `, [
|
|
-duration,
|
|
monitorID,
|
|
]));
|
|
|
|
timeLogger.print(`[Monitor: ${monitorID}] avgPing`);
|
|
|
|
io.to(userID).emit("avgPing", monitorID, avgPing);
|
|
}
|
|
|
|
/**
|
|
* 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
|
|
*/
|
|
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);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Uptime with calculation
|
|
* Calculation based on:
|
|
* https://www.uptrends.com/support/kb/reporting/calculation-of-uptime-and-downtime
|
|
* @param {number} duration Hours
|
|
* @param {number} monitorID ID of monitor to calculate
|
|
*/
|
|
static async calcUptime(duration, monitorID, forceNoCache = false) {
|
|
|
|
if (!forceNoCache) {
|
|
let cachedUptime = UptimeCacheList.getUptime(monitorID, duration);
|
|
if (cachedUptime != null) {
|
|
return cachedUptime;
|
|
}
|
|
}
|
|
|
|
const timeLogger = new TimeLogger();
|
|
|
|
const startTime = R.isoDateTime(dayjs.utc().subtract(duration, "hour"));
|
|
|
|
// Handle if heartbeat duration longer than the target duration
|
|
// e.g. If the last beat's duration is bigger that the 24hrs window, it will use the duration between the (beat time - window margin) (THEN case in SQL)
|
|
let result = await R.getRow(`
|
|
SELECT
|
|
-- SUM all duration, also trim off the beat out of time window
|
|
SUM(
|
|
CASE
|
|
WHEN (JULIANDAY(\`time\`) - JULIANDAY(?)) * 86400 < duration
|
|
THEN (JULIANDAY(\`time\`) - JULIANDAY(?)) * 86400
|
|
ELSE duration
|
|
END
|
|
) AS total_duration,
|
|
|
|
-- SUM all uptime duration, also trim off the beat out of time window
|
|
SUM(
|
|
CASE
|
|
WHEN (status = 1 OR status = 3)
|
|
THEN
|
|
CASE
|
|
WHEN (JULIANDAY(\`time\`) - JULIANDAY(?)) * 86400 < duration
|
|
THEN (JULIANDAY(\`time\`) - JULIANDAY(?)) * 86400
|
|
ELSE duration
|
|
END
|
|
END
|
|
) AS uptime_duration
|
|
FROM heartbeat
|
|
WHERE time > ?
|
|
AND monitor_id = ?
|
|
`, [
|
|
startTime, startTime, startTime, startTime, startTime,
|
|
monitorID,
|
|
]);
|
|
|
|
timeLogger.print(`[Monitor: ${monitorID}][${duration}] sendUptime`);
|
|
|
|
let totalDuration = result.total_duration;
|
|
let uptimeDuration = result.uptime_duration;
|
|
let uptime = 0;
|
|
|
|
if (totalDuration > 0) {
|
|
uptime = uptimeDuration / totalDuration;
|
|
if (uptime < 0) {
|
|
uptime = 0;
|
|
}
|
|
|
|
} else {
|
|
// Handle new monitor with only one beat, because the beat's duration = 0
|
|
let status = parseInt(await R.getCell("SELECT `status` FROM heartbeat WHERE monitor_id = ?", [ monitorID ]));
|
|
|
|
if (status === UP) {
|
|
uptime = 1;
|
|
}
|
|
}
|
|
|
|
// Cache
|
|
UptimeCacheList.addUptime(monitorID, duration, uptime);
|
|
|
|
return uptime;
|
|
}
|
|
|
|
/**
|
|
* Send Uptime
|
|
* @param {number} duration Hours
|
|
* @param {Server} io Socket server instance
|
|
* @param {number} monitorID ID of monitor to send
|
|
* @param {number} userID ID of user to send to
|
|
*/
|
|
static async sendUptime(duration, io, monitorID, userID) {
|
|
const uptime = await this.calcUptime(duration, monitorID);
|
|
io.to(userID).emit("uptime", monitorID, duration, uptime);
|
|
}
|
|
|
|
/**
|
|
* 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
|
|
*/
|
|
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();
|
|
|
|
// 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, await monitor.toJSON(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>[]>}
|
|
*/
|
|
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
|
|
*/
|
|
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
|
|
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>>}
|
|
*/
|
|
static async getPreviousHeartbeat(monitorID) {
|
|
return await R.getRow(`
|
|
SELECT ping, status, time FROM heartbeat
|
|
WHERE 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>}
|
|
*/
|
|
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 */
|
|
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 ${MIN_INTERVAL_SECOND} seconds`);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets Parent of the monitor
|
|
* @param {number} monitorID ID of monitor to get
|
|
* @returns {Promise<LooseObject<any>>}
|
|
*/
|
|
static async getParent(monitorID) {
|
|
return await R.getRow(`
|
|
SELECT parent.* FROM monitor parent
|
|
LEFT JOIN monitor child
|
|
ON child.parent = parent.id
|
|
WHERE child.id = ?
|
|
`, [
|
|
monitorID,
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Gets all Children of the monitor
|
|
* @param {number} monitorID ID of monitor to get
|
|
* @returns {Promise<LooseObject<any>>}
|
|
*/
|
|
static async getChildren(monitorID) {
|
|
return await R.getAll(`
|
|
SELECT * FROM monitor
|
|
WHERE parent = ?
|
|
`, [
|
|
monitorID,
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Gets Full Path-Name (Groups and Name)
|
|
* @returns {Promise<String>}
|
|
*/
|
|
async getPathName() {
|
|
let path = this.name;
|
|
|
|
if (this.parent === null) {
|
|
return path;
|
|
}
|
|
|
|
let parent = await Monitor.getParent(this.id);
|
|
while (parent !== null) {
|
|
path = `${parent.name} / ${path}`;
|
|
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>}
|
|
*/
|
|
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 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>}
|
|
*/
|
|
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;
|
|
}
|
|
}
|
|
|
|
module.exports = Monitor;
|