Add option to pass cache bust param

db/patch-add-cache-bust.sql

@@ -0,0 +1,7 @@
+-- You should not modify if this have pushed to Github, unless it does serious wrong with the db.
+BEGIN TRANSACTION;
+
+ALTER TABLE monitor
+    ADD cache_bust BOOLEAN default 0 not null;
+
+COMMIT;

server/database.js

@@ -77,6 +77,7 @@ class Database {
         "patch-added-kafka-producer.sql": true,
         "patch-add-certificate-expiry-status-page.sql": true,
         "patch-monitor-oauth-cc.sql": true,
+        "patch-add-cache-bust.sql": true,
     };
 
     /**

server/model/monitor.js

@@ -143,6 +143,7 @@ class Monitor extends BeanModel {
             kafkaProducerAllowAutoTopicCreation: this.kafkaProducerAllowAutoTopicCreation === "1" && true || false,
             kafkaProducerMessage: this.kafkaProducerMessage,
             screenshot,
+            cacheBust: this.getCacheBust(),
         };
 
         if (includeSensitiveData) {
@@ -271,6 +272,14 @@ class Monitor extends BeanModel {
         return Boolean(this.grpcEnableTls);
     }
 
+    /**
+     * Parse to boolean
+     * @returns {boolean}
+     */
+    getCacheBust() {
+        return Boolean(this.cacheBust);
+    }
+
     /**
      * Get accepted status codes
      * @returns {Object}
@@ -447,6 +456,18 @@ class Monitor extends BeanModel {
                         options.data = bodyValue;
                     }
 
+                    if (this.cacheBust) {
+                        let cacheBust = "";
+                        const characters = "abcdefghijklmnopqrstuvwxyz0123456789";
+                        const charactersLength = characters.length;
+                        for (let i = 0; i < 6; i++) {
+                            cacheBust += characters.charAt(Math.floor(Math.random() * charactersLength));
+                        }
+                        options.params = {
+                            uptime_kuma_cachebuster: cacheBust,
+                        };
+                    }
+
                     if (this.proxy_id) {
                         const proxy = await R.load("proxy", this.proxy_id);
 

server/server.js

@@ -774,6 +774,7 @@ let needSetup = false;
                 bean.kafkaProducerAllowAutoTopicCreation = monitor.kafkaProducerAllowAutoTopicCreation;
                 bean.kafkaProducerSaslOptions = JSON.stringify(monitor.kafkaProducerSaslOptions);
                 bean.kafkaProducerMessage = monitor.kafkaProducerMessage;
+                bean.cacheBust = monitor.cacheBust;
 
                 bean.validate();
 
@@ -1413,6 +1414,7 @@ let needSetup = false;
                                 dns_resolve_server: monitorListData[i].dns_resolve_server,
                                 notificationIDList: monitorListData[i].notificationIDList,
                                 proxy_id: monitorListData[i].proxy_id || null,
+                                cacheBust: monitorListData[i].cacheBust,
                             };
 
                             if (monitorListData[i].pushToken) {

src/lang/en.json

@@ -799,5 +799,6 @@
     "nostrRecipients": "Recipients Public Keys (npub)",
     "nostrRecipientsHelp": "npub format, one per line",
     "showCertificateExpiry": "Show Certificate Expiry",
-    "noOrBadCertificate": "No/Bad Certificate"
+    "noOrBadCertificate": "No/Bad Certificate",
+    "cacheBusterParam": "Add Cache Buster Param"
 }

src/pages/EditMonitor.vue

@@ -439,6 +439,13 @@
                                 </label>
                             </div>
 
+                            <div v-if="monitor.type === 'http' || monitor.type === 'keyword' || monitor.type === 'json-query' " class="my-3 form-check">
+                                <input id="cache-bust" v-model="monitor.cacheBust" class="form-check-input" type="checkbox" value="">
+                                <label class="form-check-label" for="cache-bust">
+                                    {{ $t("cacheBusterParam") }}
+                                </label>
+                            </div>
+
                             <div class="my-3 form-check">
                                 <input id="upside-down" v-model="monitor.upsideDown" class="form-check-input" type="checkbox">
                                 <label class="form-check-label" for="upside-down">
@@ -863,6 +870,7 @@ const monitorDefaults = {
     kafkaProducerSaslOptions: {
         mechanism: "None",
     },
+    cacheBust: false,
 };
 
 export default {