mirror of
https://github.com/lollipopkit/flutter_server_box.git
synced 2025-12-17 07:14:28 +01:00
230 lines
8.2 KiB
Dart
230 lines
8.2 KiB
Dart
import 'package:toolbox/core/extension/numx.dart';
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import 'time_seq.dart';
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class NetSpeedPart extends TimeSeqIface<NetSpeedPart> {
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final String device;
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final BigInt bytesIn;
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final BigInt bytesOut;
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final int time;
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NetSpeedPart(this.device, this.bytesIn, this.bytesOut, this.time);
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@override
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bool same(NetSpeedPart other) => device == other.device;
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}
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class NetSpeed extends TimeSeq<NetSpeedPart> {
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NetSpeed(super.pre, super.now);
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@override
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void onUpdate() {
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devices.clear();
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devices.addAll(now.map((e) => e.device).toList());
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realIfaces.clear();
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realIfaces.addAll(devices
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.where((e) => realIfacePrefixs.any((prefix) => e.startsWith(prefix)))
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.toList());
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final sizeIn = this.sizeIn();
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final sizeOut = this.sizeOut();
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final speedIn = this.speedIn();
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final speedOut = this.speedOut();
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cachedRealVals = (
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sizeIn: sizeIn,
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sizeOut: sizeOut,
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speedIn: speedIn,
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speedOut: speedOut,
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);
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}
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/// Cached network device list
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final devices = <String>[];
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/// Issue #295
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/// Non-virtual network device prefix
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static const List<String> realIfacePrefixs = ['eth', 'wlan', 'en', 'ww', 'wl'];
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/// Cached non-virtual network device prefix
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final realIfaces = <String>[];
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({
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String sizeIn,
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String sizeOut,
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String speedIn,
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String speedOut,
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}) cachedRealVals = (
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sizeIn: '0kb',
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sizeOut: '0kb',
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speedIn: '0kb/s',
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speedOut: '0kb/s',
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);
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/// Time diff between [pre] and [now]
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BigInt get _timeDiff => BigInt.from(now[0].time - pre[0].time);
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double speedInBytes(int i) => (now[i].bytesIn - pre[i].bytesIn) / _timeDiff;
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double speedOutBytes(int i) =>
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(now[i].bytesOut - pre[i].bytesOut) / _timeDiff;
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BigInt sizeInBytes(int i) => now[i].bytesIn;
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BigInt sizeOutBytes(int i) => now[i].bytesOut;
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String speedIn({String? device}) {
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if (pre[0].device == '' || now[0].device == '') return '0kb/s';
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if (device == null) {
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var speed = 0.0;
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for (final device in devices) {
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for (final prefix in realIfacePrefixs) {
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if (device.startsWith(prefix)) {
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speed += speedInBytes(devices.indexOf(device));
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}
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}
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}
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return buildStandardOutput(speed);
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}
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final idx = deviceIdx(device);
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return buildStandardOutput(speedInBytes(idx));
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}
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String sizeIn({String? device}) {
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if (pre[0].device == '' || now[0].device == '') return '0kb';
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if (device == null) {
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var size = BigInt.from(0);
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for (final device in devices) {
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for (final prefix in realIfacePrefixs) {
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if (device.startsWith(prefix)) {
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size += sizeInBytes(devices.indexOf(device));
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}
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}
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}
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return size.bytes2Str;
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}
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final idx = deviceIdx(device);
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return sizeInBytes(idx).bytes2Str;
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}
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String speedOut({String? device}) {
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if (pre[0].device == '' || now[0].device == '') return '0kb/s';
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if (device == null) {
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var speed = 0.0;
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for (final device in devices) {
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for (final prefix in realIfacePrefixs) {
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if (device.startsWith(prefix)) {
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speed += speedOutBytes(devices.indexOf(device));
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}
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}
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}
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return buildStandardOutput(speed);
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}
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final idx = deviceIdx(device);
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return buildStandardOutput(speedOutBytes(idx));
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}
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String sizeOut({String? device}) {
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if (pre[0].device == '' || now[0].device == '') return '0kb';
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if (device == null) {
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var size = BigInt.from(0);
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for (final device in devices) {
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for (final prefix in realIfacePrefixs) {
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if (device.startsWith(prefix)) {
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size += sizeOutBytes(devices.indexOf(device));
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}
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}
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}
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return size.bytes2Str;
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}
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final idx = deviceIdx(device);
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return sizeOutBytes(idx).bytes2Str;
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}
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int deviceIdx(String? device) {
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if (device != null) {
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for (var item in now) {
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if (item.device == device) {
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return now.indexOf(item);
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}
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}
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}
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return 0;
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}
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String buildStandardOutput(double speed) => '${speed.bytes2Str}/s';
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/// [raw] example:
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/// Inter-| Receive | Transmit
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/// face |bytes packets errs drop fifo frame compressed multicast|bytes packets errs drop fifo colls carrier compressed
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/// lo: 45929941 269112 0 0 0 0 0 0 45929941 269112 0 0 0 0 0 0
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/// eth0: 48481023 505772 0 0 0 0 0 0 36002262 202307 0 0 0 0 0 0
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static List<NetSpeedPart> parse(String raw, int time) {
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final split = raw.split('\n');
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if (split.length < 4) {
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return [];
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}
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final results = <NetSpeedPart>[];
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for (final item in split.sublist(2)) {
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try {
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final data = item.trim().split(':');
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final device = data.first;
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final bytes = data.last.trim().split(' ');
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bytes.removeWhere((element) => element == '');
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final bytesIn = BigInt.parse(bytes.first);
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final bytesOut = BigInt.parse(bytes[8]);
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results.add(NetSpeedPart(device, bytesIn, bytesOut, time));
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} catch (_) {
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continue;
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}
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}
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return results;
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}
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/// [raw] example:
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/// Name Mtu Network Address Ipkts Ierrs Ibytes Opkts Oerrs Obytes Coll
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/// lo0 16384 <Link#1> 17296531 0 2524959720 17296531 0 2524959720 0
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/// lo0 16384 127 127.0.0.1 17296531 - 2524959720 17296531 - 2524959720 -
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/// lo0 16384 ::1/128 ::1 17296531 - 2524959720 17296531 - 2524959720 -
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/// lo0 16384 fe80::1%lo0 fe80:1::1 17296531 - 2524959720 17296531 - 2524959720 -
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/// gif0* 1280 <Link#2> 0 0 0 0 0 0 0
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/// stf0* 1280 <Link#3> 0 0 0 0 0 0 0
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/// en0 1500 <Link#4> 22:20:xx:xx:xx:e6 739447 0 693997876 535600 0 79008877 0
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/// en0 1500 fe80::f1:xx fe80:4::f1:xxxx:9 739447 - 693997876 535600 - 79008877 -
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/// en0 1500 192.168.2 192.168.2.111 739447 - 693997876 535600 - 79008877 -
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/// en0 1500 fd6b:xxxx:3 fd6b:xxxx:xxxx:0: 739447 - 693997876 535600 - 79008877 -
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/// en1 1500 <Link#5> 88:d8:xx:xx:xx:1d 0 0 0 0 0 0 0
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/// utun0 1380 <Link#6> 0 0 0 3 0 280 0
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/// utun0 1380 fe80::xxxx: fe80:6::xxxx:xxxx 0 - 0 3 - 280 -
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/// utun1 2000 <Link#7> 0 0 0 3 0 280 0
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/// utun1 2000 fe80::xxxx: fe80:7::xxxx:xxxx 0 - 0 3 - 280 -
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/// utun2 1000 <Link#8> 0 0 0 3 0 280 0
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/// utun2 1000 fe80::xxxx: fe80:8::xxxx:xxx: 0 - 0 3 - 280 -
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/// utun4 9000 <Link#10> 746744 0 845373390 386111 0 424400998 0
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/// utun4 9000 198.18.0/16 198.18.0.1 746744 - 845373390 386111 - 424400998 -
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/// en2* 1500 <Link#11> 36:7c:xx:xx:xx:xx 0 0 0 0 0 0 0
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static List<NetSpeedPart> parseBsd(String raw, int time) {
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final split = raw.split('\n');
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if (split.length < 2) {
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return [];
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}
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final results = <NetSpeedPart>[];
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for (final item in split.sublist(1)) {
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final data = item.trim().split(RegExp(r'\s+'));
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final device = data[0];
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if (device.endsWith('*')) {
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continue;
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}
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if (results.any((element) => element.device == device)) {
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continue;
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}
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if (data.length != 11) {
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continue;
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}
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final bytesIn = BigInt.parse(data[6]);
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final bytesOut = BigInt.parse(data[9]);
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results.add(NetSpeedPart(device, bytesIn, bytesOut, time));
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}
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return results;
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}
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}
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