aljaz/flutter_server_box
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Support to get net speed

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LollipopKit
2021-11-01 21:29:12 +08:00
parent e7d87b40b8
commit fbc8f9598d
4 changed files with 123 additions and 10 deletions
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38
lib/data/provider/server.dart
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@@ -6,6 +6,7 @@ import 'package:toolbox/core/extension/stringx.dart';
import 'package:toolbox/core/provider_base.dart';
import 'package:toolbox/data/model/server/cpu_2_status.dart';
import 'package:toolbox/data/model/server/cpu_status.dart';
import 'package:toolbox/data/model/server/net_speed.dart';
import 'package:toolbox/data/model/server/server_connection_state.dart';
import 'package:toolbox/data/model/server/disk_info.dart';
import 'package:toolbox/data/model/server/server.dart';
@@ -22,6 +23,11 @@ class ServerProvider extends BusyProvider {
final logger = Logger('ServerProvider');
NetSpeedPart get emptyNetSpeedPart => NetSpeedPart('', 0, 0, 0);
NetSpeed get emptyNetSpeed =>
NetSpeed([emptyNetSpeedPart], [emptyNetSpeedPart]);
CpuStatus get emptyCpuStatus => CpuStatus('cpu', 0, 0, 0, 0, 0, 0, 0);
Cpu2Status get emptyCpu2Status =>
@@ -33,7 +39,8 @@ class ServerProvider extends BusyProvider {
'Loading...',
'',
[DiskInfo('/', '/', 0, '0', '0', '0')],
TcpStatus(0, 0, 0, 0));
TcpStatus(0, 0, 0, 0),
emptyNetSpeed);
Future<void> loadLocalData() async {
setBusyState(true);
@@ -144,6 +151,8 @@ class ServerProvider extends BusyProvider {
final upTime = await client.execute('uptime') ?? '';
final disk = await client.execute('df -h') ?? '';
final tcp = await client.execute('cat /proc/net/snmp') ?? '';
final netSpeed =
await client.execute('cat /proc/net/dev && date +%s') ?? '';
return ServerStatus(
_getCPU(cpu, _servers[idx].status.cpu2Status, cpuTemp),
@@ -151,7 +160,8 @@ class ServerProvider extends BusyProvider {
_getSysVer(sysVer),
_getUpTime(upTime),
_getDisk(disk),
_getTcp(tcp));
_getTcp(tcp),
_getNetSpeed(netSpeed, _servers[idx].status.netSpeed));
} catch (e) {
_servers[idx].connectionState = ServerConnectionState.failed;
notifyListeners();
@@ -160,6 +170,30 @@ class ServerProvider extends BusyProvider {
}
}
/// [raw] example:
/// Inter-| Receive | Transmit
/// face |bytes packets errs drop fifo frame compressed multicast|bytes packets errs drop fifo colls carrier compressed
/// lo: 45929941 269112 0 0 0 0 0 0 45929941 269112 0 0 0 0 0 0
/// eth0: 48481023 505772 0 0 0 0 0 0 36002262 202307 0 0 0 0 0 0
/// 1635752901
NetSpeed _getNetSpeed(String raw, NetSpeed old) {
final split = raw.split('\n');
final deviceCount = split.length - 3;
if (deviceCount < 1) return emptyNetSpeed;
final time = int.parse(split[split.length - 2]);
final results = <NetSpeedPart>[];
for (int idx = 2; idx < deviceCount; idx++) {
final data = split[idx].trim().split(':');
final device = data.first;
final bytes = data.last.trim().split(' ');
bytes.removeWhere((element) => element == '');
final bytesIn = int.parse(bytes.first);
final bytesOut = int.parse(bytes[8]);
results.add(NetSpeedPart(device, bytesIn, bytesOut, time));
}
return old.update(results);
}
String _getSysVer(String raw) {
final s = raw.split('=');
if (s.length == 2) {