monitor supports alerts grouping

inputManager.js

@@ -0,0 +1,53 @@
+import yaml from "js-yaml";
+import fs from "fs";
+import ip from "ip";
+
+
+export default class InputManager {
+
+    constructor(config){
+        this.prefixes = [];
+
+        if (!config.monitoredPrefixesFiles || config.monitoredPrefixesFiles.length === 0){
+            throw new Error("The monitoredPrefixesFiles key is missing in the confiug file");
+        }
+
+        for (let prefixesFile of config.monitoredPrefixesFiles){
+            const monitoredPrefixesFile = yaml.safeLoad(fs.readFileSync('./' + prefixesFile, 'utf8'));
+
+            const monitoredPrefixes = Object.keys(monitoredPrefixesFile)
+                .map(i => Object.assign(monitoredPrefixesFile[i], { prefix: i }));
+
+            this.prefixes = this.prefixes.concat(monitoredPrefixes);
+        }
+
+    };
+
+
+    getMonitoredMoreSpecifics = () => {
+        return this.prefixes.filter(p => !p.ignoreMorespecifics);
+    };
+
+    getMonitoredMoreSpecificsBest = () => {
+        const prefixes = this.getMonitoredMoreSpecifics();
+        const length = prefixes.length;
+        let contained = false;
+        const out = [];
+
+        for (let n=0; n<length; n++) {
+            for (let h=0; h<length; h++) {
+                if (!contained) {
+                    contained = ip.cidrSubnet(prefixes[h]).contains(prefixes[n]);
+                }
+            }
+            if (contained) {
+                out.push(prefixes);
+            }
+        }
+    };
+
+    getMonitoredPrefixes = () => {
+        return this.prefixes;
+    };
+
+}