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Enforce UP status for non-custom status monitors (#6433)

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Co-authored-by: Frank Elsinga <frank@elsinga.de>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
This commit is contained in:
Louis Lam 2025-11-28 20:25:06 +08:00 committed by GitHub
parent 70329cc259
commit 6e49601eed
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GPG Key ID: B5690EEEBB952194
12 changed files with 90 additions and 61 deletions
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9
.github/PULL_REQUEST_TEMPLATE.md vendored
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@ -78,3 +78,12 @@ Avoid using external image services as the image will be uploaded automatically.
| `DOWN` | ![Before](image-link) | ![After](image-link) |
| Certificate-expiry | ![Before](image-link) | ![After](image-link) |
| Testing | ![Before](image-link) | ![After](image-link) |
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5
server/model/monitor.js
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@ -860,6 +860,11 @@ class Monitor extends BeanModel {
let startTime = dayjs().valueOf();
const monitorType = UptimeKumaServer.monitorTypeList[this.type];
await monitorType.check(this, bean, UptimeKumaServer.getInstance());
if (!monitorType.allowCustomStatus && bean.status !== UP) {
throw new Error("The monitor implementation is incorrect, non-UP error must throw error inside check()");
}
if (!bean.ping) {
bean.ping = dayjs().valueOf() - startTime;
}

8
server/monitor-types/dns.js
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@ -1,5 +1,5 @@
const { MonitorType } = require("./monitor-type");
const { UP, DOWN } = require("../../src/util");
const { UP } = require("../../src/util");
const dayjs = require("dayjs");
const { dnsResolve } = require("../util-server");
const { R } = require("redbean-node");
@ -79,8 +79,12 @@ class DnsMonitorType extends MonitorType {
await R.exec("UPDATE `monitor` SET dns_last_result = ? WHERE id = ? ", [ dnsMessage, monitor.id ]);
}
if (!conditionsResult) {
throw new Error(dnsMessage);
}
heartbeat.msg = dnsMessage;
heartbeat.status = conditionsResult ? UP : DOWN;
heartbeat.status = UP;
}
}

1
server/monitor-types/group.js
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@ -4,6 +4,7 @@ const Monitor = require("../model/monitor");
class GroupMonitorType extends MonitorType {
name = "group";
allowCustomStatus = true;
/**
* @inheritdoc

2
server/monitor-types/manual.js
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@ -8,6 +8,8 @@ class ManualMonitorType extends MonitorType {
supportsConditions = false;
conditionVariables = [];
allowCustomStatus = true;
/**
* @inheritdoc
*/

9
server/monitor-types/monitor-type.js
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@ -14,8 +14,17 @@ class MonitorType {
*/
conditionVariables = [];
/**
* Allows setting any custom status to heartbeat, other than UP.
* @type {boolean}
*/
allowCustomStatus = false;
/**
* Run the monitoring check on the given monitor
*
* Successful cases: Should update heartbeat.status to "up" and set response time.
* Failure cases: Throw an error with a descriptive message.
* @param {Monitor} monitor Monitor to check
* @param {Heartbeat} heartbeat Monitor heartbeat to update
* @param {UptimeKumaServer} server Uptime Kuma server

11
server/monitor-types/rabbitmq.js
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@ -1,5 +1,5 @@
const { MonitorType } = require("./monitor-type");
const { log, UP, DOWN } = require("../../src/util");
const { log, UP } = require("../../src/util");
const { axiosAbortSignal } = require("../util-server");
const axios = require("axios");
@ -17,7 +17,6 @@ class RabbitMqMonitorType extends MonitorType {
throw new Error("Invalid RabbitMQ Nodes");
}
heartbeat.status = DOWN;
for (let baseUrl of baseUrls) {
try {
// Without a trailing slash, path in baseUrl will be removed. https://example.com/api -> https://example.com
@ -45,17 +44,17 @@ class RabbitMqMonitorType extends MonitorType {
heartbeat.msg = "OK";
break;
} else if (res.status === 503) {
heartbeat.msg = res.data.reason;
throw new Error(res.data.reason);
} else {
heartbeat.msg = `${res.status} - ${res.statusText}`;
throw new Error(`${res.status} - ${res.statusText}`);
}
} catch (error) {
if (axios.isCancel(error)) {
heartbeat.msg = "Request timed out";
log.debug("monitor", `[${monitor.name}] Request timed out`);
throw new Error("Request timed out");
} else {
log.debug("monitor", `[${monitor.name}] Axios Error: ${JSON.stringify(error.message)}`);
heartbeat.msg = error.message;
throw new Error(error.message);
}
}
}

12
server/monitor-types/tcp.js
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@ -1,5 +1,5 @@
const { MonitorType } = require("./monitor-type");
const { UP, DOWN, PING_GLOBAL_TIMEOUT_DEFAULT: TIMEOUT, log } = require("../../src/util");
const { UP, PING_GLOBAL_TIMEOUT_DEFAULT: TIMEOUT, log } = require("../../src/util");
const { checkCertificate } = require("../util-server");
const tls = require("tls");
const net = require("net");
@ -47,9 +47,7 @@ class TCPMonitorType extends MonitorType {
heartbeat.msg = `${resp} ms`;
heartbeat.status = UP;
} catch {
heartbeat.status = DOWN;
heartbeat.msg = "Connection failed";
return;
throw new Error("Connection failed");
}
let socket_;
@ -133,13 +131,11 @@ class TCPMonitorType extends MonitorType {
await monitor.handleTlsInfo(tlsInfoObject);
if (!tlsInfoObject.valid) {
heartbeat.status = DOWN;
heartbeat.msg = "Certificate is invalid";
throw new Error("Certificate is invalid");
}
} catch (error) {
const message = error instanceof Error ? error.message : "Unknown error";
heartbeat.status = DOWN;
heartbeat.msg = `TLS Connection failed: ${message}`;
throw new Error(`TLS Connection failed: ${message}`);
} finally {
if (socket && !socket.destroyed) {
socket.end();

11
server/monitor-types/websocket-upgrade.js
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@ -1,6 +1,6 @@
const { MonitorType } = require("./monitor-type");
const WebSocket = require("ws");
const { UP, DOWN } = require("../../src/util");
const { UP } = require("../../src/util");
class WebSocketMonitorType extends MonitorType {
name = "websocket-upgrade";
@ -10,8 +10,13 @@ class WebSocketMonitorType extends MonitorType {
*/
async check(monitor, heartbeat, _server) {
const [ message, code ] = await this.attemptUpgrade(monitor);
heartbeat.status = code === 1000 ? UP : DOWN;
heartbeat.msg = message;
if (code === 1000) {
heartbeat.status = UP;
heartbeat.msg = message;
} else {
throw new Error(message);
}
}
/**

11
test/backend-test/test-rabbitmq.js
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@ -2,7 +2,7 @@ const { describe, test } = require("node:test");
const assert = require("node:assert");
const { RabbitMQContainer } = require("@testcontainers/rabbitmq");
const { RabbitMqMonitorType } = require("../../server/monitor-types/rabbitmq");
const { UP, DOWN, PENDING } = require("../../src/util");
const { UP, PENDING } = require("../../src/util");
describe("RabbitMQ Single Node", {
skip: !!process.env.CI && (process.platform !== "linux" || process.arch !== "x64"),
@ -46,8 +46,13 @@ describe("RabbitMQ Single Node", {
status: PENDING,
};
await rabbitMQMonitor.check(monitor, heartbeat, {});
assert.strictEqual(heartbeat.status, DOWN);
// regex match any string
const regex = /.+/;
await assert.rejects(
rabbitMQMonitor.check(monitor, heartbeat, {}),
regex
);
});
});

26
test/backend-test/test-tcp.js
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@ -1,7 +1,7 @@
const { describe, test } = require("node:test");
const assert = require("node:assert");
const { TCPMonitorType } = require("../../server/monitor-types/tcp");
const { UP, DOWN, PENDING } = require("../../src/util");
const { UP, PENDING } = require("../../src/util");
const net = require("net");
/**
@ -77,9 +77,10 @@ describe("TCP Monitor", () => {
status: PENDING,
};
await tcpMonitor.check(monitor, heartbeat, {});
assert.strictEqual(heartbeat.status, DOWN);
await assert.rejects(
tcpMonitor.check(monitor, heartbeat, {}),
new Error("Connection failed")
);
});
/**
@ -104,10 +105,13 @@ describe("TCP Monitor", () => {
status: PENDING,
};
await tcpMonitor.check(monitor, heartbeat, {});
// Regex: contains with "TLS Connection failed:" or "Certificate is invalid"
const regex = /TLS Connection failed:|Certificate is invalid/;
assert.strictEqual(heartbeat.status, DOWN);
assert([ "Certificate is invalid", "TLS Connection failed:" ].some(prefix => heartbeat.msg.startsWith(prefix)));
await assert.rejects(
tcpMonitor.check(monitor, heartbeat, {}),
regex
);
});
test("TCP server with valid TLS certificate (SSL)", async t => {
@ -174,9 +178,11 @@ describe("TCP Monitor", () => {
status: PENDING,
};
await tcpMonitor.check(monitor, heartbeat, {});
const regex = /does not match certificate/;
assert.strictEqual(heartbeat.status, DOWN);
assert([ "does not match certificate" ].some(msg => heartbeat.msg.includes(msg)));
await assert.rejects(
tcpMonitor.check(monitor, heartbeat, {}),
regex
);
});
});

46
test/backend-test/test-websocket.js
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@ -2,7 +2,7 @@ const { WebSocketServer } = require("ws");
const { describe, test } = require("node:test");
const assert = require("node:assert");
const { WebSocketMonitorType } = require("../../server/monitor-types/websocket-upgrade");
const { UP, DOWN, PENDING } = require("../../src/util");
const { UP, PENDING } = require("../../src/util");
describe("Websocket Test", {
}, () => {
@ -19,13 +19,10 @@ describe("Websocket Test", {
status: PENDING,
};
const expected = {
msg: "Unexpected server response: 200",
status: DOWN,
};
await websocketMonitor.check(monitor, heartbeat, {});
assert.deepStrictEqual(heartbeat, expected);
await assert.rejects(
websocketMonitor.check(monitor, heartbeat, {}),
new Error("Unexpected server response: 200")
);
});
test("Secure Websocket", async () => {
@ -87,13 +84,10 @@ describe("Websocket Test", {
status: PENDING,
};
const expected = {
msg: "Invalid Sec-WebSocket-Accept header",
status: DOWN,
};
await websocketMonitor.check(monitor, heartbeat, {});
assert.deepStrictEqual(heartbeat, expected);
await assert.rejects(
websocketMonitor.check(monitor, heartbeat, {}),
new Error("Invalid Sec-WebSocket-Accept header")
);
});
test("Non compliant WS server with IgnoreSecWebsocket", async () => {
@ -153,13 +147,10 @@ describe("Websocket Test", {
status: PENDING,
};
const expected = {
msg: "Unexpected server response: 200",
status: DOWN,
};
await websocketMonitor.check(monitor, heartbeat, {});
assert.deepStrictEqual(heartbeat, expected);
await assert.rejects(
websocketMonitor.check(monitor, heartbeat, {}),
new Error("Unexpected server response: 200")
);
});
test("Secure Websocket with Subprotocol", async () => {
@ -176,12 +167,9 @@ describe("Websocket Test", {
status: PENDING,
};
const expected = {
msg: "Server sent no subprotocol",
status: DOWN,
};
await websocketMonitor.check(monitor, heartbeat, {});
assert.deepStrictEqual(heartbeat, expected);
await assert.rejects(
websocketMonitor.check(monitor, heartbeat, {}),
new Error("Server sent no subprotocol")
);
});
});