aljaz/flutter_server_box
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Optimzed & Flutter 3.3.4

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This commit is contained in:
Junyuan Feng
2022-10-21 17:50:13 +08:00
parent 06302d7162
commit 7f1bd06422
19 changed files with 153 additions and 123 deletions
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190
lib/data/provider/server.dart
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@@ -10,7 +10,6 @@ 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/memory.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';
import 'package:toolbox/data/model/server/server_private_info.dart';
@@ -229,23 +228,9 @@ class ServerProvider extends BusyProvider {
/// 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
void _getNetSpeed(ServerPrivateInfo spi, String raw) {
Future<void> _getNetSpeed(ServerPrivateInfo spi, String raw) async {
final info = _servers.firstWhere((e) => e.info == spi);
final split = raw.split('\n');
final deviceCount = split.length - 3;
if (deviceCount < 1) return;
final time = int.parse(split[split.length - 1]);
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));
}
info.status.netSpeed.update(results);
info.status.netSpeed.update(await compute(_parseNetSpeed, raw));
}
void _getSysVer(ServerPrivateInfo spi, String raw) {
@@ -256,51 +241,14 @@ class ServerProvider extends BusyProvider {
}
}
String _getCPUTemp(String type, String value) {
const noMatch = "/sys/class/thermal/thermal_zone*/type";
// Not support to get CPU temperature
if (value.contains(noMatch) ||
type.contains(noMatch) ||
value.isEmpty ||
type.isEmpty) {
return '';
}
final split = type.split('\n');
int idx = 0;
for (var item in split) {
if (item.contains(cpuTempReg)) {
break;
}
idx++;
}
final valueSplited = value.split('\n');
if (idx >= valueSplited.length) return '';
final temp = int.tryParse(valueSplited[idx].trim());
if (temp == null) return '';
return '${(temp / 1000).toStringAsFixed(1)}°C';
}
void _getCPU(
ServerPrivateInfo spi, String raw, String tempType, String tempValue) {
Future<void> _getCPU(ServerPrivateInfo spi, String raw, String tempType,
String tempValue) async {
final info = _servers.firstWhere((e) => e.info == spi);
final List<CpuStatus> cpus = [];
final cpus = await compute(_parseCPU, raw);
for (var item in raw.split('\n')) {
if (item == '') break;
final id = item.split(' ').first;
final matches = item.replaceFirst(id, '').trim().split(' ');
cpus.add(CpuStatus(
id,
int.parse(matches[0]),
int.parse(matches[1]),
int.parse(matches[2]),
int.parse(matches[3]),
int.parse(matches[4]),
int.parse(matches[5]),
int.parse(matches[6])));
}
if (cpus.isNotEmpty) {
info.status.cpu2Status.update(cpus, _getCPUTemp(tempType, tempValue));
info.status.cpu2Status
.update(cpus, await compute(_getCPUTemp, [tempType, tempValue]));
}
}
@@ -309,14 +257,11 @@ class ServerProvider extends BusyProvider {
raw.split('up ')[1].split(', ')[0];
}
void _getTcp(ServerPrivateInfo spi, String raw) {
Future<void> _getTcp(ServerPrivateInfo spi, String raw) async {
final info = _servers.firstWhere((e) => e.info == spi);
final lines = raw.split('\n');
final idx = lines.lastWhere((element) => element.startsWith('Tcp:'),
orElse: () => '');
if (idx != '') {
final vals = idx.split(numReg);
info.status.tcp = TcpStatus(vals[5].i, vals[6].i, vals[7].i, vals[8].i);
final status = await compute(_parseTcp, raw);
if (status != null) {
info.status.tcp = status;
}
}
@@ -335,24 +280,10 @@ class ServerProvider extends BusyProvider {
info.status.disk = list;
}
void _getMem(ServerPrivateInfo spi, String raw) {
Future<void> _getMem(ServerPrivateInfo spi, String raw) async {
final info = _servers.firstWhere((e) => e.info == spi);
final items = raw.split('\n').map((e) => memItemReg.firstMatch(e)).toList();
final total = int.parse(
items.firstWhere((e) => e?.group(1) == 'MemTotal:')?.group(2) ?? '1');
final free = int.parse(
items.firstWhere((e) => e?.group(1) == 'MemFree:')?.group(2) ?? '0');
final cached = int.parse(
items.firstWhere((e) => e?.group(1) == 'Cached:')?.group(2) ?? '0');
final available = int.parse(
items.firstWhere((e) => e?.group(1) == 'MemAvailable:')?.group(2) ??
'0');
info.status.memory = Memory(
total: total,
used: total - available,
free: free,
cache: cached,
avail: available);
final mem = await compute(_parseMem, raw);
info.status.memory = mem;
}
Future<String?> runSnippet(ServerPrivateInfo spi, Snippet snippet) async {
@@ -363,3 +294,96 @@ class ServerProvider extends BusyProvider {
.string;
}
}
Memory _parseMem(String raw) {
final items = raw.split('\n').map((e) => memItemReg.firstMatch(e)).toList();
final total = int.parse(
items.firstWhere((e) => e?.group(1) == 'MemTotal:')?.group(2) ?? '1');
final free = int.parse(
items.firstWhere((e) => e?.group(1) == 'MemFree:')?.group(2) ?? '0');
final cached = int.parse(
items.firstWhere((e) => e?.group(1) == 'Cached:')?.group(2) ?? '0');
final available = int.parse(
items.firstWhere((e) => e?.group(1) == 'MemAvailable:')?.group(2) ?? '0');
return Memory(
total: total,
used: total - available,
free: free,
cache: cached,
avail: available);
}
TcpStatus? _parseTcp(String raw) {
final lines = raw.split('\n');
final idx = lines.lastWhere((element) => element.startsWith('Tcp:'),
orElse: () => '');
if (idx != '') {
final vals = idx.split(numReg);
return TcpStatus(vals[5].i, vals[6].i, vals[7].i, vals[8].i);
}
return null;
}
List<CpuStatus> _parseCPU(String raw) {
final List<CpuStatus> cpus = [];
for (var item in raw.split('\n')) {
if (item == '') break;
final id = item.split(' ').first;
final matches = item.replaceFirst(id, '').trim().split(' ');
cpus.add(CpuStatus(
id,
int.parse(matches[0]),
int.parse(matches[1]),
int.parse(matches[2]),
int.parse(matches[3]),
int.parse(matches[4]),
int.parse(matches[5]),
int.parse(matches[6])));
}
return cpus;
}
String _getCPUTemp(List<String> segments) {
const noMatch = "/sys/class/thermal/thermal_zone*/type";
final type = segments[0];
final value = segments[1];
// Not support to get CPU temperature
if (value.contains(noMatch) ||
type.contains(noMatch) ||
value.isEmpty ||
type.isEmpty) {
return '';
}
final split = type.split('\n');
int idx = 0;
for (var item in split) {
if (item.contains(cpuTempReg)) {
break;
}
idx++;
}
final valueSplited = value.split('\n');
if (idx >= valueSplited.length) return '';
final temp = int.tryParse(valueSplited[idx].trim());
if (temp == null) return '';
return '${(temp / 1000).toStringAsFixed(1)}°C';
}
List<NetSpeedPart> _parseNetSpeed(String raw) {
final split = raw.split('\n');
final deviceCount = split.length - 3;
if (deviceCount < 1) return [];
final time = int.parse(split[split.length - 1]);
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 results;
}