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Add memory usage to contexts (#2133)
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108 changes: 108 additions & 0 deletions
108
dart/lib/src/event_processor/enricher/io_platform_memory.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| import 'dart:io'; | ||
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| import '../../protocol.dart'; | ||
| import '../../sentry_options.dart'; | ||
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| // Get total & free platform memory (in bytes) for linux and windows operating systems. | ||
| // Source: https://github.com/onepub-dev/system_info/blob/8a9bf6b8eb7c86a09b3c3df4bf6d7fa5a6b50732/lib/src/platform/memory.dart | ||
| class PlatformMemory { | ||
| PlatformMemory(this.options); | ||
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| final SentryOptions options; | ||
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| int? getTotalPhysicalMemory() { | ||
| if (options.platformChecker.platform.isLinux) { | ||
| return _getLinuxMemInfoValue('MemTotal'); | ||
| } else if (options.platformChecker.platform.isWindows) { | ||
| return _getWindowsWmicValue('ComputerSystem', 'TotalPhysicalMemory'); | ||
| } else { | ||
| return null; | ||
| } | ||
| } | ||
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| int? getFreePhysicalMemory() { | ||
| if (options.platformChecker.platform.isLinux) { | ||
| return _getLinuxMemInfoValue('MemFree'); | ||
| } else if (options.platformChecker.platform.isWindows) { | ||
| return _getWindowsWmicValue('OS', 'FreePhysicalMemory'); | ||
| } else { | ||
| return null; | ||
| } | ||
| } | ||
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| int? _getWindowsWmicValue(String section, String key) { | ||
| final os = _wmicGetValueAsMap(section, [key]); | ||
| final totalPhysicalMemoryValue = os?[key]; | ||
| if (totalPhysicalMemoryValue == null) { | ||
| return null; | ||
| } | ||
| final size = int.tryParse(totalPhysicalMemoryValue); | ||
| if (size == null) { | ||
| return null; | ||
| } | ||
| return size; | ||
| } | ||
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| int? _getLinuxMemInfoValue(String key) { | ||
| final meminfoList = _exec('cat', ['/proc/meminfo']) | ||
| ?.trim() | ||
| .replaceAll('\r\n', '\n') | ||
| .split('\n') ?? | ||
| []; | ||
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| final meminfoMap = _listToMap(meminfoList, ':'); | ||
| final memsizeResults = meminfoMap[key]?.split(' ') ?? []; | ||
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| if (memsizeResults.isEmpty) { | ||
| return null; | ||
| } | ||
| final memsizeResult = memsizeResults.first; | ||
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| final memsize = int.tryParse(memsizeResult); | ||
| if (memsize == null) { | ||
| return null; | ||
| } | ||
| return memsize; | ||
| } | ||
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| String? _exec(String executable, List<String> arguments, | ||
| {bool runInShell = false}) { | ||
| try { | ||
| final result = | ||
| Process.runSync(executable, arguments, runInShell: runInShell); | ||
| if (result.exitCode == 0) { | ||
| return result.stdout.toString(); | ||
| } | ||
| } catch (e) { | ||
| options.logger(SentryLevel.warning, "Failed to run process: $e"); | ||
| } | ||
| return null; | ||
| } | ||
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| Map<String, String>? _wmicGetValueAsMap(String section, List<String> fields) { | ||
| final arguments = <String>[section]; | ||
| arguments | ||
| ..add('get') | ||
| ..addAll(fields.join(', ').split(' ')) | ||
| ..add('/VALUE'); | ||
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| final list = | ||
| _exec('wmic', arguments)?.trim().replaceAll('\r\n', '\n').split('\n') ?? | ||
| []; | ||
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| return _listToMap(list, '='); | ||
| } | ||
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| Map<String, String> _listToMap(List<String> list, String separator) { | ||
| final map = <String, String>{}; | ||
| for (final string in list) { | ||
| final index = string.indexOf(separator); | ||
| if (index != -1) { | ||
| final key = string.substring(0, index).trim(); | ||
| final value = string.substring(index + 1).trim(); | ||
| map[key] = value; | ||
| } | ||
| } | ||
| return map; | ||
| } | ||
| } |
60 changes: 60 additions & 0 deletions
60
dart/test/event_processor/enricher/io_platform_memory_test.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| @TestOn('vm') | ||
| library dart_test; | ||
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| import 'dart:io'; | ||
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| import 'package:sentry/sentry.dart'; | ||
| import 'package:sentry/src/event_processor/enricher/io_platform_memory.dart'; | ||
| import 'package:test/test.dart'; | ||
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| void main() { | ||
| late Fixture fixture; | ||
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| setUp(() { | ||
| fixture = Fixture(); | ||
| }); | ||
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| test('total physical memory', () { | ||
| final sut = fixture.getSut(); | ||
| final totalPhysicalMemory = sut.getTotalPhysicalMemory(); | ||
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| switch (Platform.operatingSystem) { | ||
| case 'linux': | ||
| expect(totalPhysicalMemory, isNotNull); | ||
| expect(totalPhysicalMemory! > 0, true); | ||
| break; | ||
| case 'windows': | ||
| expect(totalPhysicalMemory, isNotNull); | ||
| expect(totalPhysicalMemory! > 0, true); | ||
| break; | ||
| default: | ||
| expect(totalPhysicalMemory, isNull); | ||
| } | ||
| }); | ||
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| test('free physical memory', () { | ||
| final sut = fixture.getSut(); | ||
| final freePhysicalMemory = sut.getTotalPhysicalMemory(); | ||
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| switch (Platform.operatingSystem) { | ||
| case 'linux': | ||
| expect(freePhysicalMemory, isNotNull); | ||
| expect(freePhysicalMemory! > 0, true); | ||
| break; | ||
| case 'windows': | ||
| expect(freePhysicalMemory, isNotNull); | ||
| expect(freePhysicalMemory! > 0, true); | ||
| break; | ||
| default: | ||
| expect(freePhysicalMemory, isNull); | ||
| } | ||
| }); | ||
| } | ||
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| class Fixture { | ||
| var options = SentryOptions(); | ||
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| PlatformMemory getSut() { | ||
| return PlatformMemory(options); | ||
| } | ||
| } |