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#30 fix: parse mem

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lollipopkit
2023-05-10 13:25:46 +08:00
parent c1d1af8c01
commit 4f82eb09d8
11 changed files with 111 additions and 60 deletions
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113
lib/data/model/server/memory.dart
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@@ -1,16 +1,24 @@
class Memory {
int total;
int used;
int free;
int cache;
int avail;
Memory({
required this.total,
required this.used,
required this.free,
required this.cache,
required this.avail,
});
double get availPercent {
if (avail == 0) {
return free / total;
}
return avail / total;
}
double get usedPercent => 1 - availPercent;
}
final memItemReg = RegExp(r'([A-Z].+:)\s+([0-9]+) kB');
@@ -18,22 +26,49 @@ final memItemReg = RegExp(r'([A-Z].+:)\s+([0-9]+) kB');
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',
);
final total = int.tryParse(
items
.firstWhere(
(e) => e?.group(1) == 'MemTotal:',
orElse: () => null,
)
?.group(2) ??
'1',
) ??
1;
final free = int.tryParse(
items
.firstWhere(
(e) => e?.group(1) == 'MemFree:',
orElse: () => null,
)
?.group(2) ??
'0',
) ??
0;
final cached = int.tryParse(
items
.firstWhere(
(e) => e?.group(1) == 'Cached:',
orElse: () => null,
)
?.group(2) ??
'0',
) ??
0;
final available = int.tryParse(
items
.firstWhere(
(e) => e?.group(1) == 'MemAvailable:',
orElse: () => null,
)
?.group(2) ??
'0',
) ??
0;
return Memory(
total: total,
used: total - available,
free: free,
cache: cached,
avail: available,
@@ -42,39 +77,61 @@ Memory parseMem(String raw) {
class Swap {
final int total;
final int used;
final int free;
final int cached;
Swap({
required this.total,
required this.used,
required this.free,
required this.cached,
});
double get usedPercent => 1 - free / total;
double get freePercent => free / total;
@override
String toString() {
return 'Swap{total: $total, used: $used, free: $free, cached: $cached}';
return 'Swap{total: $total, free: $free, cached: $cached}';
}
}
Swap parseSwap(String raw) {
final items = raw.split('\n').map((e) => memItemReg.firstMatch(e)).toList();
final total = int.parse(
items.firstWhere((e) => e?.group(1) == 'SwapTotal:')?.group(2) ?? '1',
);
final free = int.parse(
items.firstWhere((e) => e?.group(1) == 'SwapFree:')?.group(2) ?? '0',
);
final cached = int.parse(
items.firstWhere((e) => e?.group(1) == 'SwapCached:')?.group(2) ?? '0',
);
final total = int.tryParse(
items
.firstWhere(
(e) => e?.group(1) == 'SwapTotal:',
orElse: () => null,
)
?.group(2) ??
'1',
) ??
1;
final free = int.tryParse(
items
.firstWhere(
(e) => e?.group(1) == 'SwapFree:',
orElse: () => null,
)
?.group(2) ??
'1',
) ??
1;
final cached = int.tryParse(
items
.firstWhere(
(e) => e?.group(1) == 'SwapCached:',
orElse: () => null,
)
?.group(2) ??
'0',
) ??
0;
return Swap(
total: total,
used: total - free,
free: free,
cached: cached,
);