bandwidth-monitor - npm Package Compare versions

Comparing version 1.0.4 to 1.0.5

example.js

 const BandwidthMonitor = require('.');
+
+const interface = 'en4';
 const b = new BandwidthMonitor({disableIPv6:true,interfaces:[
-  'en0'
-  ]});
+  interface
+  ],ignoreLAN:true});
 console.log(Object.keys(b.monitors));
 
 try{
-  b.monitors.en0.capture();
+  b.monitors[interface].capture();
   setInterval(() => {
-    console.log(b.monitors.en0.rxPerSec);
+    console.log(b.monitors[interface].rxPerSec);
     // b.monitors.en0.close();
@@ -12,0 +14,0 @@ }, 1000);

index.js

@@ -1,4 +0,4 @@
-
 const Cap = require('cap').Cap;
 const decoders = require('cap').decoders;
+const ipUtils = require('ip');
 
@@ -8,9 +8,5 @@ const PROTOCOL = decoders.PROTOCOL;
 
-function isIPv4(string) {
-  return !!/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/.test(string);
-}
-
 function checkAddresses(device) {
-  for (let address of device.addresses){
-    if (isIPv4(address.addr)){
+  for (let address of device.addresses) {
+    if (ipUtils.isV4Format(address.addr)) {
       device.ipv4 = address.addr;
@@ -23,5 +19,8 @@ return true;
 
-class BandwidthMonitor{
-  constructor(options = {disableIPv6:true}){
+class BandwidthMonitor {
+  constructor(options = {disableIPv6: true, ignoreLAN: false}) {
 
+    this.disableIPv6 = options && options.disableIPv6;
+    this.ignoreLAN = options && options.ignoreLAN;
+
     this.devices = Cap.deviceList();
@@ -34,3 +33,3 @@ if (options.interfaces) {
 
-    if (options.disableIPv6){
+    if (this.disableIPv6) {
       this.devices = this.devices.filter((d) => checkAddresses(d));
@@ -41,6 +40,4 @@ }
 
-
     this.devices.forEach((device) => {
-      // console.log(device);
-      this.monitors[device.name] = new DeviceMonitor(device);
+      this.monitors[device.name] = new DeviceMonitor(device,this.ignoreLAN);
     });
@@ -50,6 +47,7 @@ }
 
-class DeviceMonitor{
-  constructor(device){
+class DeviceMonitor {
+  constructor(device,ignoreLAN) {
     this.cap = new Cap();
 
+    this.ignoreLAN = ignoreLAN;
     this.device = device;
@@ -60,3 +58,3 @@ this.totalRx = 0;
     this.txPerSec = 0;
-    this.buffer = new Buffer(bufSize);
+    this.buffer = Buffer.alloc(bufSize);
 
@@ -66,3 +64,3 @@ this.isCapturing = false;
 
-  capture(){
+  capture() {
     //need root
@@ -77,2 +75,5 @@ this.link = this.cap.open(this.device.name, '', bufSize, this.buffer);
           ret = decoders.IPV4(this.buffer, ret.offset);
+          if(this.ignoreLAN && ipUtils.isPrivate(ret.info.dstaddr)){
+            return;
+          }
           if (ret.info.srcaddr !== this.device.ipv4) {
@@ -100,3 +101,3 @@ this.totalRx += size;
 
-  close(){
+  close() {
     this.isCapturing = false;
@@ -103,0 +104,0 @@

package.json

 {
   "name": "bandwidth-monitor",
-  "version": "1.0.4",
-  "description": "",
+  "version": "1.0.5",
+  "description": "bandwidth-monitor",
   "main": "index.js",
@@ -9,7 +9,9 @@ "scripts": {
   },
+  "repository": {},
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "cap": "^0.2.0"
+    "cap": "^0.2.0",
+    "ip": "^1.1.5"
   }
 }

README.md

@@ -6,2 +6,12 @@ # bandwidth-monitor
 
+## dependencies
+
+**Ubuntu**
+
+`apt install libpcap-dev`
+
+**MAC**
+
+`brew install libpcap-dev`
+
 ## install
@@ -8,0 +18,0 @@ `npm install bandwidth-monitor`

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Found 1 instance in 1 package

Fixed alerts

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Improved metrics

Number of package files

12

increased by9.09%

Lines of code

99

increased by4.21%

Number of lines in readme file

20

increased by100%

Worsened metrics

Total package byte prevSize

17465

decreased by-31.47%

Dependency count

2

increased by100%

Dependency changes

• + Addedip@^1.1.5

• + Addedip@1.1.9(transitive)