feat: add RabbitMQ monitor

db/knex_migrations/2024-10-1315-rabbitmq-monitor.js

@@ -0,0 +1,17 @@
+exports.up = function (knex) {
+    return knex.schema.alterTable("monitor", function (table) {
+        table.text("rabbitmq_nodes");
+        table.string("rabbitmq_username");
+        table.string("rabbitmq_password");
+    });
+
+};
+
+exports.down = function (knex) {
+    return knex.schema.alterTable("monitor", function (table) {
+        table.dropColumn("rabbitmq_nodes");
+        table.dropColumn("rabbitmq_username");
+        table.dropColumn("rabbitmq_password");
+    });
+
+};

server/model/monitor.js

@@ -153,6 +153,7 @@ class Monitor extends BeanModel {
             snmpOid: this.snmpOid,
             jsonPathOperator: this.jsonPathOperator,
             snmpVersion: this.snmpVersion,
+            rabbitmqNodes: JSON.parse(this.rabbitmqNodes),
             conditions: JSON.parse(this.conditions),
         };
 
@@ -183,6 +184,8 @@ class Monitor extends BeanModel {
                 tlsCert: this.tlsCert,
                 tlsKey: this.tlsKey,
                 kafkaProducerSaslOptions: JSON.parse(this.kafkaProducerSaslOptions),
+                rabbitmqUsername: this.rabbitmqUsername,
+                rabbitmqPassword: this.rabbitmqPassword,
             };
         }
 

server/monitor-types/rabbitmq.js

@@ -0,0 +1,74 @@
+const { MonitorType } = require("./monitor-type");
+const { log, UP, DOWN } = require("../../src/util");
+const { axiosAbortSignal } = require("../util-server");
+const axios = require("axios");
+
+class RabbitMqMonitorType extends MonitorType {
+    name = "rabbitmq";
+
+    /**
+     * @inheritdoc
+     */
+    async check(monitor, heartbeat, server) {
+        // HTTP basic auth
+        let basicAuthHeader = {};
+        basicAuthHeader = {
+            "Authorization": "Basic " + this.encodeBase64(monitor.rabbitmqUsername, monitor.rabbitmqPassword),
+        };
+
+        let status = DOWN;
+        let msg = "";
+
+        for (const baseUrl of JSON.parse(monitor.rabbitmqNodes)) {
+            try {
+                const options = {
+                    url: new URL("/api/health/checks/alarms", baseUrl).href,
+                    method: "get",
+                    timeout: monitor.timeout * 1000,
+                    headers: {
+                        "Accept": "application/json",
+                        ...(basicAuthHeader),
+                    },
+                    signal: axiosAbortSignal((monitor.timeout + 10) * 1000),
+                    validateStatus: () => true,
+                };
+                log.debug("monitor", `[${monitor.name}] Axios Request: ${JSON.stringify(options)}`);
+                const res = await axios.request(options);
+                log.debug("monitor", `[${monitor.name}] Axios Response: status=${res.status} body=${JSON.stringify(res.data)}`);
+                if (res.status === 200) {
+                    status = UP;
+                    msg = "OK";
+                    break;
+                } else {
+                    msg = `${res.status} - ${res.statusText}`;
+                }
+            } catch (error) {
+                if (axios.isCancel(error)) {
+                    msg = "Request timed out";
+                    log.debug("monitor", `[${monitor.name}] Request timed out`);
+                } else {
+                    log.debug("monitor", `[${monitor.name}] Axios Error: ${JSON.stringify(error.message)}`);
+                    msg = error.message;
+                }
+            }
+        }
+
+        heartbeat.msg = msg;
+        heartbeat.status = status;
+    }
+
+    /**
+     * Encode user and password to Base64 encoding
+     * for HTTP "basic" auth, as per RFC-7617
+     * @param {string|null} user - The username (nullable if not changed by a user)
+     * @param {string|null} pass - The password (nullable if not changed by a user)
+     * @returns {string} Encoded Base64 string
+     */
+    encodeBase64(user, pass) {
+        return Buffer.from(`${user || ""}:${pass || ""}`).toString("base64");
+    }
+}
+
+module.exports = {
+    RabbitMqMonitorType,
+};

server/server.js

@@ -718,6 +718,8 @@ let needSetup = false;
 
                 monitor.conditions = JSON.stringify(monitor.conditions);
 
+                monitor.rabbitmqNodes = JSON.stringify(monitor.rabbitmqNodes);
+
                 bean.import(monitor);
                 bean.user_id = socket.userID;
 
@@ -868,6 +870,9 @@ let needSetup = false;
                 bean.snmpOid = monitor.snmpOid;
                 bean.jsonPathOperator = monitor.jsonPathOperator;
                 bean.timeout = monitor.timeout;
+                bean.rabbitmqNodes = JSON.stringify(monitor.rabbitmqNodes);
+                bean.rabbitmqUsername = monitor.rabbitmqUsername;
+                bean.rabbitmqPassword = monitor.rabbitmqPassword;
                 bean.conditions = JSON.stringify(monitor.conditions);
 
                 bean.validate();

server/uptime-kuma-server.js

@@ -115,6 +115,7 @@ class UptimeKumaServer {
         UptimeKumaServer.monitorTypeList["mqtt"] = new MqttMonitorType();
         UptimeKumaServer.monitorTypeList["snmp"] = new SNMPMonitorType();
         UptimeKumaServer.monitorTypeList["mongodb"] = new MongodbMonitorType();
+        UptimeKumaServer.monitorTypeList["rabbitmq"] = new RabbitMqMonitorType();
 
         // Allow all CORS origins (polling) in development
         let cors = undefined;
@@ -552,4 +553,5 @@ const { DnsMonitorType } = require("./monitor-types/dns");
 const { MqttMonitorType } = require("./monitor-types/mqtt");
 const { SNMPMonitorType } = require("./monitor-types/snmp");
 const { MongodbMonitorType } = require("./monitor-types/mongodb");
+const { RabbitMqMonitorType } = require("./monitor-types/rabbitmq");
 const Monitor = require("./model/monitor");

src/lang/en.json

@@ -1051,5 +1051,9 @@
     "From":"From",
     "Can be found on:": "Can be found on: {0}",
     "The phone number of the recipient in E.164 format.": "The phone number of the recipient in E.164 format.",
-    "Either a text sender ID or a phone number in E.164 format if you want to be able to receive replies.":"Either a text sender ID or a phone number in E.164 format if you want to be able to receive replies."
+    "Either a text sender ID or a phone number in E.164 format if you want to be able to receive replies.":"Either a text sender ID or a phone number in E.164 format if you want to be able to receive replies.",
+    "RabbitMQ Nodes": "RabbitMQ Management Nodes",
+    "rabbitmqNodesDescription": "Enter the URL for the RabbitMQ management nodes including protocol and port. Example: https://node1.rabbitmq.com:15672",
+    "rabbitmqNodesRequired": "Please set the nodes for this monitor.",
+    "rabbitmqNodesInvalid": "Please use complete URL for RabbitMQ nodes."
 }

src/pages/EditMonitor.vue

@@ -64,6 +64,9 @@
                                         <option value="mqtt">
                                             MQTT
                                         </option>
+                                        <option value="rabbitmq">
+                                            RabbitMQ
+                                        </option>
                                         <option value="kafka-producer">
                                             Kafka Producer
                                         </option>
@@ -233,6 +236,43 @@
                                 </div>
                             </template>
 
+                            <template v-if="monitor.type === 'rabbitmq'">
+                                <!-- RabbitMQ Nodes List -->
+                                <div class="my-3">
+                                    <label for="rabbitmqNodes" class="form-label">{{ $t("RabbitMQ Nodes") }}</label>
+                                    <VueMultiselect
+                                        id="rabbitmqNodes"
+                                        v-model="monitor.rabbitmqNodes"
+                                        :required="true"
+                                        :multiple="true"
+                                        :options="[]"
+                                        :placeholder="$t('Enter the list of nodes')"
+                                        :tag-placeholder="$t('Press Enter to add node')"
+                                        :max-height="500"
+                                        :taggable="true"
+                                        :show-no-options="false"
+                                        :close-on-select="false"
+                                        :clear-on-select="false"
+                                        :preserve-search="false"
+                                        :preselect-first="false"
+                                        @tag="addRabbitmqNode"
+                                    ></VueMultiselect>
+                                    <div class="form-text">
+                                        {{ $t("rabbitmqNodesDescription") }}
+                                    </div>
+                                </div>
+
+                                <div class="my-3">
+                                    <label for="rabbitmqUsername" class="form-label">RabbitMQ {{ $t("Username") }}</label>
+                                    <input id="rabbitmqUsername" v-model="monitor.rabbitmqUsername" type="text" required class="form-control">
+                                </div>
+
+                                <div class="my-3">
+                                    <label for="rabbitmqPassword" class="form-label">RabbitMQ {{ $t("Password") }}</label>
+                                    <HiddenInput id="rabbitmqPassword" v-model="monitor.rabbitmqPassword" autocomplete="false" required="true"></HiddenInput>
+                                </div>
+                            </template>
+
                             <!-- Hostname -->
                             <!-- TCP Port / Ping / DNS / Steam / MQTT / Radius / Tailscale Ping / SNMP only -->
                             <div v-if="monitor.type === 'port' || monitor.type === 'ping' || monitor.type === 'dns' || monitor.type === 'steam' || monitor.type === 'gamedig' || monitor.type === 'mqtt' || monitor.type === 'radius' || monitor.type === 'tailscale-ping' || monitor.type === 'snmp'" class="my-3">
@@ -549,7 +589,7 @@
                             </div>
 
                             <!-- Timeout: HTTP / Keyword / SNMP only -->
-                            <div v-if="monitor.type === 'http' || monitor.type === 'keyword' || monitor.type === 'json-query' || monitor.type === 'snmp'" class="my-3">
+                            <div v-if="monitor.type === 'http' || monitor.type === 'keyword' || monitor.type === 'json-query' || monitor.type === 'snmp' || monitor.type === 'rabbitmq'" class="my-3">
                                 <label for="timeout" class="form-label">{{ $t("Request Timeout") }} ({{ $t("timeoutAfter", [ monitor.timeout || clampTimeout(monitor.interval) ]) }})</label>
                                 <input id="timeout" v-model="monitor.timeout" type="number" class="form-control" required min="0" step="0.1">
                             </div>
@@ -1122,6 +1162,9 @@ const monitorDefaults = {
     kafkaProducerAllowAutoTopicCreation: false,
     gamedigGivenPortOnly: true,
     remote_browser: null,
+    rabbitmqNodes: [],
+    rabbitmqUsername: "",
+    rabbitmqPassword: "",
     conditions: []
 };
 
@@ -1709,6 +1752,10 @@ message HealthCheckResponse {
             this.monitor.kafkaProducerBrokers.push(newBroker);
         },
 
+        addRabbitmqNode(newNode) {
+            this.monitor.rabbitmqNodes.push(newNode);
+        },
+
         /**
          * Validate form input
          * @returns {boolean} Is the form input valid?
@@ -1736,6 +1783,17 @@ message HealthCheckResponse {
                     return false;
                 }
             }
+
+            if (this.monitor.type === "rabbitmq") {
+                if (this.monitor.rabbitmqNodes.length === 0) {
+                    toast.error(this.$t("rabbitmqNodesRequired"));
+                    return false;
+                }
+                if (!this.monitor.rabbitmqNodes.every(node => node.startsWith("http://" || node.startsWith("https://")))) {
+                    toast.error(this.$t("rabbitmqNodesInvalid"));
+                    return false;
+                }
+            }
             return true;
         },