Compare commits

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Author SHA1 Message Date
gronod 3224558ac4 feat(telemetry): implement USB, Thunderbolt, and PCI peripherals provider (fixes #20)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:48:30 +01:00
gronod 6c34cf3c86 feat(telemetry): implement AppleSmartBattery health telemetry provider (fixes #17)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:46:22 +01:00
gronod 3c9e209289 feat(telemetry): implement Intel and AMD GPU telemetry provider (fixes #14)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:44:06 +01:00
gronod 6e07fad771 Merge branch 'feat/12-process-details' into milestone/m3-advanced-telemetry
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:42:02 +01:00
gronod a46f91f2ad feat(telemetry): implement per-process thread, file descriptor, and socket inspector (fixes #12)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:41:56 +01:00
gronod 65468f6dfb Merge branch 'feat/11-process-explorer' into milestone/m3-advanced-telemetry
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:39:28 +01:00
gronod 72ed8256c8 feat(telemetry): implement live process explorer and resource attribution provider (fixes #11)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:39:23 +01:00
gronod 4394c1e332 Merge branch 'feat/16-network-sockets' into milestone/m3-advanced-telemetry
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:37:34 +01:00
gronod 5b06749094 feat(telemetry): implement active network sockets and connection provider (fixes #16)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:37:30 +01:00
gronod 0bc6c0a483 Merge branch 'feat/15-network-bandwidth' into milestone/m3-advanced-telemetry
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:35:53 +01:00
gronod 0aaa9d0110 feat(telemetry): implement real-time network bandwidth and interface throughput provider (fixes #15)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:35:48 +01:00
gronod 54b6e6a7f8 Merge branch 'feat/10-disk-io' into milestone/m3-advanced-telemetry
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:34:29 +01:00
gronod f59ee440af feat(telemetry): implement real-time disk I/O throughput and IOPS provider (fixes #10)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:34:25 +01:00
gronod 7046777fa9 Merge branch 'feat/7-system-load' into milestone/m3-advanced-telemetry
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:33:20 +01:00
gronod 66401bec28 feat(telemetry): implement load average and thread concurrency provider (fixes #7)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:33:14 +01:00
gronod 76cb48be09 Merge branch 'feat/6-kernel-counters' into milestone/m3-advanced-telemetry
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:32:22 +01:00
gronod d24fa7de35 feat(telemetry): implement kernel context switching and event counter provider (fixes #6)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:32:18 +01:00
gronod 6a02d9993d Merge branch 'milestone/m2-primary-telemetry' into develop (Milestone 2 Complete)
MacMonitor CI/CD Pipeline / Build & Test (Intel x86_64) (push) Canceled after 0s
2026-09-08 12:27:05 +01:00
32 changed files with 2895 additions and 0 deletions
+148
View File
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F9F9AD1268F906761032AF4D /* MMTelemetryCoordinator.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = MMTelemetryCoordinator.m; sourceTree = "<group>"; };
/* End PBXFileReference section */
@@ -148,6 +198,15 @@
path = Core;
sourceTree = "<group>";
};
65251E6B5694734BAAF1C1F1 /* Peripherals */ = {
isa = PBXGroup;
children = (
CDE2777944B8F12EC7D2EAB5 /* MMPeripheralsProvider.h */,
2E6A10A13A49E22E51862895 /* MMPeripheralsProvider.m */,
);
path = Peripherals;
sourceTree = "<group>";
};
78383CED205BCA772701AE48 /* CPU */ = {
isa = PBXGroup;
children = (
@@ -157,9 +216,22 @@
path = CPU;
sourceTree = "<group>";
};
8719744C366432DD7C2B9644 /* Process */ = {
isa = PBXGroup;
children = (
1B07A683AD0EFBA8E1FB6C9D /* MMProcessDetailInspector.h */,
52E641F8A664D456518EDBA4 /* MMProcessDetailInspector.m */,
41478843A6B013478D94F739 /* MMProcessTelemetryProvider.h */,
728C692778909D2B7451C07B /* MMProcessTelemetryProvider.m */,
);
path = Process;
sourceTree = "<group>";
};
8B31CE7F9319FEC373E6CDC6 /* Power */ = {
isa = PBXGroup;
children = (
2DC6E55C9D3F646A1C62133D /* MMBatteryTelemetryProvider.h */,
9C92D0D2B62B3081ECCA9920 /* MMBatteryTelemetryProvider.m */,
CBA91906CA8B7936CC82A36B /* MMPowerTelemetryProvider.h */,
02F5FDE260999C39E978D849 /* MMPowerTelemetryProvider.m */,
);
@@ -171,14 +243,31 @@
children = (
78383CED205BCA772701AE48 /* CPU */,
AD2995435E44FA3E1790A4F3 /* Fan */,
F99AF003017BA9F19F7AEB1E /* GPU */,
CA2F30473D63EC64CBD65437 /* Kernel */,
EE2F5EFC9DC33CEDA79A131F /* Memory */,
901D54FEAB6E9D6E787E599D /* Network */,
65251E6B5694734BAAF1C1F1 /* Peripherals */,
8B31CE7F9319FEC373E6CDC6 /* Power */,
8719744C366432DD7C2B9644 /* Process */,
B6EB3F6545276C40212C2992 /* Storage */,
A8658D19E71E34F1DDD87097 /* System */,
DBDC37231C01F0A2D4A7FC73 /* Thermal */,
);
path = Telemetry;
sourceTree = "<group>";
};
901D54FEAB6E9D6E787E599D /* Network */ = {
isa = PBXGroup;
children = (
3A14D7B97200EA4C102FEE67 /* MMNetworkBandwidthProvider.h */,
C539AEA27C794C6F428EA875 /* MMNetworkBandwidthProvider.m */,
0C94CCFBE8C9E1370368A28C /* MMNetworkSocketsProvider.h */,
D78F76C1996D7FCA241CE532 /* MMNetworkSocketsProvider.m */,
);
path = Network;
sourceTree = "<group>";
};
9844EC526E3527F6A582179F /* Hardware */ = {
isa = PBXGroup;
children = (
@@ -187,6 +276,15 @@
path = Hardware;
sourceTree = "<group>";
};
A8658D19E71E34F1DDD87097 /* System */ = {
isa = PBXGroup;
children = (
2C55E977DBFBE7FF04621608 /* MMLoadAverageProvider.h */,
B5F2256DF514DD737306302B /* MMLoadAverageProvider.m */,
);
path = System;
sourceTree = "<group>";
};
AD2995435E44FA3E1790A4F3 /* Fan */ = {
isa = PBXGroup;
children = (
@@ -199,6 +297,8 @@
B6EB3F6545276C40212C2992 /* Storage */ = {
isa = PBXGroup;
children = (
AFA681E2464EA78CC19B54E0 /* MMDiskIOProvider.h */,
3E13917CAF525640D856ECD9 /* MMDiskIOProvider.m */,
46DE3AE12DAE26C4FE58034C /* MMStorageTelemetryProvider.h */,
6DCBCEA450103E2404761B78 /* MMStorageTelemetryProvider.m */,
);
@@ -218,18 +318,37 @@
isa = PBXGroup;
children = (
2EC3EDFCD5C50CB352FCED87 /* MacMonitorTests.swift */,
B0EB61D811D989279BCBE478 /* MMBatteryTests.swift */,
B288C7402E2C00E75F8CD016 /* MMComponentThermalTests.swift */,
4CE92B1A8D7FDBB6499448E1 /* MMCPULoadTests.swift */,
0F2BD3777A674DC4EB442890 /* MMCPUThermalTests.swift */,
E9DAC4D5C09C974EE833DC7C /* MMDiskIOTests.swift */,
336CEE35A745F3C7E9F70F43 /* MMFanTests.swift */,
80A0F723121CDF9597316F58 /* MMGPUTests.swift */,
DE40072F9A1F9DBD1C48A3B1 /* MMKernelTelemetryTests.swift */,
7EB05C092C94C3972727AAA7 /* MMLoadAverageTests.swift */,
099DCF7EF03A58ADA40A94A1 /* MMMemoryTests.swift */,
27C612287333D757C92A076A /* MMNetworkBandwidthTests.swift */,
374B1BF631CC4738CB52CA3B /* MMNetworkSocketsTests.swift */,
D1486E1512594482380CB492 /* MMPeripheralsTests.swift */,
D48698681374BD25B980C000 /* MMPowerTests.swift */,
7187632FF63B3B0D07FE9194 /* MMProcessDetailsTests.swift */,
52471E871E5CC1E444318070 /* MMProcessTests.swift */,
940D608A1AF80F75584E744E /* MMSMCTests.swift */,
78325870C7CD8312AECA2236 /* MMStorageTests.swift */,
);
path = Tests;
sourceTree = "<group>";
};
CA2F30473D63EC64CBD65437 /* Kernel */ = {
isa = PBXGroup;
children = (
E6D9BB71DFE7384D0F0E6AA3 /* MMKernelTelemetryProvider.h */,
F444F4543F0A7421C8F8E636 /* MMKernelTelemetryProvider.m */,
);
path = Kernel;
sourceTree = "<group>";
};
DBDC37231C01F0A2D4A7FC73 /* Thermal */ = {
isa = PBXGroup;
children = (
@@ -271,6 +390,15 @@
path = Memory;
sourceTree = "<group>";
};
F99AF003017BA9F19F7AEB1E /* GPU */ = {
isa = PBXGroup;
children = (
9DC54CCE276F93D5AF0A0C28 /* MMGPUTelemetryProvider.h */,
D61AB99733A4AA52459BA7C4 /* MMGPUTelemetryProvider.m */,
);
path = GPU;
sourceTree = "<group>";
};
/* End PBXGroup section */
/* Begin PBXNativeTarget section */
@@ -346,12 +474,22 @@
isa = PBXSourcesBuildPhase;
buildActionMask = 2147483647;
files = (
BC487DB86227F09CB0603894 /* MMBatteryTests.swift in Sources */,
160334CC765E091A7CBE21AA /* MMCPULoadTests.swift in Sources */,
87818E46CEA5145A8215D0E3 /* MMCPUThermalTests.swift in Sources */,
57BA02AE1CE24DBD02BD03A4 /* MMComponentThermalTests.swift in Sources */,
6A4FDB46AE5E0DAF85CCAB56 /* MMDiskIOTests.swift in Sources */,
E6F2F695B8D3E7045967C082 /* MMFanTests.swift in Sources */,
AE3C28BDC3CEF40A9E8F2B20 /* MMGPUTests.swift in Sources */,
901EF4853E785A2856E54BC9 /* MMKernelTelemetryTests.swift in Sources */,
ACC914C61AB3762EB0C40513 /* MMLoadAverageTests.swift in Sources */,
6201FD599FED061F6C736E8B /* MMMemoryTests.swift in Sources */,
5D31906EA986E2BA92E86FA8 /* MMNetworkBandwidthTests.swift in Sources */,
4C1A92F4DEF4C824976115C2 /* MMNetworkSocketsTests.swift in Sources */,
22CA7351A745F7837E487051 /* MMPeripheralsTests.swift in Sources */,
9B5C651AD2AF7DE2738F0C44 /* MMPowerTests.swift in Sources */,
3BA6709B727B1AAC6C4310B5 /* MMProcessDetailsTests.swift in Sources */,
7C9AE2ADAED52E593B52F3AE /* MMProcessTests.swift in Sources */,
EC9FA3E4A119277B89E73F8D /* MMSMCTests.swift in Sources */,
1B15F48F6B19E9EA4556ECD5 /* MMStorageTests.swift in Sources */,
9BCE74C5454F81EF80492E75 /* MacMonitorTests.swift in Sources */,
@@ -364,12 +502,22 @@
files = (
A9FCAEC0BF27A419DB148C4A /* ContentView.swift in Sources */,
CD91FC663B19DA1FEA3D49D7 /* MMAppleSMCClient.m in Sources */,
8EDDC2171C55B6E7FC999DAB /* MMBatteryTelemetryProvider.m in Sources */,
4419FE7554489B23976E2970 /* MMCPULoadProvider.m in Sources */,
87A9E18362486D0D385BBC4A /* MMCPUThermalProvider.m in Sources */,
925245C5B5F8D8DA3C89C4BA /* MMComponentThermalProvider.m in Sources */,
FED88F290A2F2FBD63DDEC31 /* MMDiskIOProvider.m in Sources */,
655366D7066478A02EDA91BB /* MMFanTelemetryProvider.m in Sources */,
6D973241BBE61F0B053239DB /* MMGPUTelemetryProvider.m in Sources */,
A521961E035DD50ED8B0C1A9 /* MMKernelTelemetryProvider.m in Sources */,
951DBA5D3BBAB753322A5DF9 /* MMLoadAverageProvider.m in Sources */,
B9C2D6574E808B517BA34C83 /* MMMemoryTelemetryProvider.m in Sources */,
E3CCE93A7D4D1EB0187D3E52 /* MMNetworkBandwidthProvider.m in Sources */,
A599E974E56F0B8D94A7E480 /* MMNetworkSocketsProvider.m in Sources */,
4752C49841375B88194F7635 /* MMPeripheralsProvider.m in Sources */,
0A7117B3B7CC7112F2527574 /* MMPowerTelemetryProvider.m in Sources */,
2C0F7AB93691ED8AA86FBCF0 /* MMProcessDetailInspector.m in Sources */,
93EF83FE087C6DEAAE3EC0CC /* MMProcessTelemetryProvider.m in Sources */,
1B3F1C8ABF0ADFAA290FF6F6 /* MMSMCParser.m in Sources */,
F2F7A141F2452EC1B4FB45D8 /* MMStorageTelemetryProvider.m in Sources */,
EAFAF5A10502D4ACC64F4720 /* MMTelemetryCoordinator.m in Sources */,
@@ -19,5 +19,15 @@
#import "MMFanTelemetryProvider.h"
#import "MMComponentThermalProvider.h"
#import "MMPowerTelemetryProvider.h"
#import "MMKernelTelemetryProvider.h"
#import "MMLoadAverageProvider.h"
#import "MMDiskIOProvider.h"
#import "MMNetworkBandwidthProvider.h"
#import "MMNetworkSocketsProvider.h"
#import "MMProcessTelemetryProvider.h"
#import "MMProcessDetailInspector.h"
#import "MMGPUTelemetryProvider.h"
#import "MMBatteryTelemetryProvider.h"
#import "MMPeripheralsProvider.h"
#endif /* MacMonitor_Bridging_Header_h */
@@ -0,0 +1,31 @@
#ifndef MMGPUTelemetryProvider_h
#define MMGPUTelemetryProvider_h
#import <Foundation/Foundation.h>
#import "MMTelemetryProvider.h"
#import "MMAppleSMCClient.h"
NS_ASSUME_NONNULL_BEGIN
/**
* MMGPUTelemetryProvider
* Samples Intel Integrated Graphics (Iris/UHD) and AMD Discrete Graphics (Radeon/Vega)
* utilization, VRAM allocation, and thermal metrics via IOKit and Metal.
*/
@interface MMGPUTelemetryProvider : NSObject <MMTelemetryProvider>
@property (nonatomic, strong, readonly) MMAppleSMCClient *smcClient;
- (instancetype)init;
- (instancetype)initWithSMCClient:(MMAppleSMCClient *)client;
/**
* Pure calculator method for deterministic unit testing.
*/
+ (NSDictionary<NSString *, id> *)calculateGPUMetricsWithDevices:(NSArray<NSDictionary<NSString *, id> *> *)gpuDevices;
@end
NS_ASSUME_NONNULL_END
#endif /* MMGPUTelemetryProvider_h */
@@ -0,0 +1,184 @@
#import "MMGPUTelemetryProvider.h"
#import <IOKit/IOKitLib.h>
#import <Metal/Metal.h>
@interface MMGPUTelemetryProvider () {
MMAppleSMCClient *_smcClient;
}
@end
@implementation MMGPUTelemetryProvider
- (instancetype)init {
return [self initWithSMCClient:[MMAppleSMCClient sharedClient]];
}
- (instancetype)initWithSMCClient:(MMAppleSMCClient *)client {
self = [super init];
if (self) {
_smcClient = client;
}
return self;
}
- (MMTelemetryDomain)domain {
return MMTelemetryDomainGPU;
}
- (NSString *)providerIdentifier {
return @"com.i3omb.macmonitor.telemetry.gpu";
}
- (BOOL)isAvailable {
return YES;
}
- (MMAppleSMCClient *)smcClient {
return _smcClient;
}
+ (NSDictionary<NSString *, id> *)calculateGPUMetricsWithDevices:(NSArray<NSDictionary<NSString *, id> *> *)gpuDevices {
double totalUtil = 0.0;
double peakUtil = 0.0;
NSString *activeGPU = @"None";
for (NSDictionary<NSString *, id> *gpu in gpuDevices) {
double util = [gpu[@"utilization"] doubleValue];
totalUtil += util;
if (util > peakUtil) {
peakUtil = util;
activeGPU = gpu[@"name"] ?: @"GPU";
}
}
double avgUtil = gpuDevices.count > 0 ? (totalUtil / (double)gpuDevices.count) : 0.0;
if ([activeGPU isEqualToString:@"None"] && gpuDevices.count > 0) {
activeGPU = gpuDevices[0][@"name"] ?: @"GPU";
}
return @{
@"gpuCount": @(gpuDevices.count),
@"averageUtilization": @(avgUtil),
@"peakUtilization": @(peakUtil),
@"activeGPUName": activeGPU,
@"devices": gpuDevices
};
}
- (nullable NSDictionary<NSString *, id> *)sampleTelemetryWithError:(NSError **)error {
// 1. Query IOKit IOAccelerator performance statistics
NSMutableDictionary<NSString *, NSDictionary *> *accelStatsByName = [NSMutableDictionary dictionary];
CFMutableDictionaryRef matching = IOServiceMatching("IOAccelerator");
io_iterator_t iterator = IO_OBJECT_NULL;
if (IOServiceGetMatchingServices(kIOMainPortDefault, matching, &iterator) == KERN_SUCCESS && iterator != IO_OBJECT_NULL) {
io_registry_entry_t entry;
while ((entry = IOIteratorNext(iterator)) != IO_OBJECT_NULL) {
CFMutableDictionaryRef props = NULL;
if (IORegistryEntryCreateCFProperties(entry, &props, kCFAllocatorDefault, 0) == KERN_SUCCESS && props) {
NSDictionary *dict = (__bridge NSDictionary *)props;
NSDictionary *stats = dict[@"PerformanceStatistics"];
io_name_t entryName;
if (IORegistryEntryGetName(entry, entryName) == KERN_SUCCESS && stats) {
accelStatsByName[[NSString stringWithUTF8String:entryName]] = stats;
}
CFRelease(props);
}
IOObjectRelease(entry);
}
IOObjectRelease(iterator);
}
// 2. Query SMC for GPU temperature fallback
NSNumber *smcGpuTemp = nil;
if (_smcClient.isAvailable) {
smcGpuTemp = [_smcClient readNumericValueForKey:@"TG0D" error:nil];
if (!smcGpuTemp) {
smcGpuTemp = [_smcClient readNumericValueForKey:@"TG0P" error:nil];
}
}
// 3. Enumerate Metal devices
NSArray<id<MTLDevice>> *metalDevices = MTLCopyAllDevices();
NSMutableArray<NSDictionary<NSString *, id> *> *deviceList = [NSMutableArray array];
for (id<MTLDevice> dev in metalDevices) {
NSString *name = dev.name;
BOOL isLowPower = dev.isLowPower;
BOOL isRemovable = dev.isRemovable;
uint64_t maxMem = dev.recommendedMaxWorkingSetSize;
// Find matching stats
double util = 0.0;
uint64_t vramUsed = 0;
uint64_t vramTotal = maxMem;
double temp = smcGpuTemp ? [smcGpuTemp doubleValue] : 0.0;
for (NSString *accelName in accelStatsByName) {
NSDictionary *stats = accelStatsByName[accelName];
// Check Intel stats
if ([name containsString:@"Intel"] || [accelName containsString:@"Intel"]) {
if (stats[@"Device Utilization %"]) {
util = [stats[@"Device Utilization %"] doubleValue];
}
if (stats[@"gartUsedBytes"]) {
vramUsed = [stats[@"gartUsedBytes"] unsignedLongLongValue];
}
if (stats[@"gartSizeBytes"]) {
vramTotal = [stats[@"gartSizeBytes"] unsignedLongLongValue];
}
} else {
// AMD / Discrete stats
if (stats[@"GPU Activity(%)"]) {
util = [stats[@"GPU Activity(%)"] doubleValue];
} else if (stats[@"Device Utilization %"]) {
util = [stats[@"Device Utilization %"] doubleValue];
}
if (stats[@"vramUsedBytes"]) {
vramUsed = [stats[@"vramUsedBytes"] unsignedLongLongValue];
}
if (stats[@"vramFreeBytes"]) {
uint64_t freeBytes = [stats[@"vramFreeBytes"] unsignedLongLongValue];
vramTotal = vramUsed + freeBytes;
}
if (stats[@"Temperature(C)"]) {
temp = [stats[@"Temperature(C)"] doubleValue];
}
}
}
NSString *gpuType = isLowPower || [name containsString:@"Intel"] ? @"Integrated" : @"Discrete";
[deviceList addObject:@{
@"name": name,
@"type": gpuType,
@"utilization": @(util),
@"vramUsedBytes": @(vramUsed),
@"vramTotalBytes": @(vramTotal),
@"temperature": @(temp),
@"isLowPower": @(isLowPower),
@"isRemovable": @(isRemovable),
@"recommendedMaxWorkingSetBytes": @(maxMem)
}];
}
// Fallback if no Metal devices enumerated (headless / virtualization)
if (deviceList.count == 0) {
[deviceList addObject:@{
@"name": @"Default GPU",
@"type": @"Integrated",
@"utilization": @(0.0),
@"vramUsedBytes": @(0),
@"vramTotalBytes": @(1024 * 1024 * 1024),
@"temperature": @(0.0),
@"isLowPower": @(YES),
@"isRemovable": @(NO),
@"recommendedMaxWorkingSetBytes": @(1024 * 1024 * 1024)
}];
}
return [MMGPUTelemetryProvider calculateGPUMetricsWithDevices:deviceList];
}
@end
@@ -0,0 +1,30 @@
#ifndef MMKernelTelemetryProvider_h
#define MMKernelTelemetryProvider_h
#import <Foundation/Foundation.h>
#import "MMTelemetryProvider.h"
NS_ASSUME_NONNULL_BEGIN
/**
* MMKernelTelemetryProvider
* Samples low-level Mach kernel performance counters: context switches, system calls,
* page faults (soft, COW, zero-fill), pageins/pageouts, and computes instantaneous rates per second.
*/
@interface MMKernelTelemetryProvider : NSObject <MMTelemetryProvider>
- (instancetype)init;
/**
* Static calculator method for deterministic unit testing.
* Computes event rates per second based on previous and current cumulative counters over delta time.
*/
+ (NSDictionary<NSString *, id> *)calculateRatesWithCurrentCounters:(NSDictionary<NSString *, NSNumber *> *)current
previousCounters:(nullable NSDictionary<NSString *, NSNumber *> *)previous
timeDelta:(NSTimeInterval)timeDelta;
@end
NS_ASSUME_NONNULL_END
#endif /* MMKernelTelemetryProvider_h */
@@ -0,0 +1,131 @@
#import "MMKernelTelemetryProvider.h"
#import <mach/mach.h>
#import <mach/mach_time.h>
#import <libproc.h>
#import <os/lock.h>
@interface MMKernelTelemetryProvider () {
os_unfair_lock _lock;
NSDictionary<NSString *, NSNumber *> *_previousCounters;
uint64_t _previousTimestamp;
mach_timebase_info_data_t _timebase;
}
@end
@implementation MMKernelTelemetryProvider
- (instancetype)init {
self = [super init];
if (self) {
_lock = OS_UNFAIR_LOCK_INIT;
_previousCounters = nil;
_previousTimestamp = 0;
mach_timebase_info(&_timebase);
}
return self;
}
- (MMTelemetryDomain)domain {
return MMTelemetryDomainSystem;
}
- (NSString *)providerIdentifier {
return @"com.i3omb.macmonitor.telemetry.kernel.counters";
}
- (BOOL)isAvailable {
return YES;
}
+ (NSDictionary<NSString *, id> *)calculateRatesWithCurrentCounters:(NSDictionary<NSString *, NSNumber *> *)current
previousCounters:(nullable NSDictionary<NSString *, NSNumber *> *)previous
timeDelta:(NSTimeInterval)timeDelta {
NSMutableDictionary<NSString *, id> *result = [NSMutableDictionary dictionary];
// Copy all current cumulative counters into result
[current enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSNumber *val, BOOL *stop) {
result[[@"cumulative_" stringByAppendingString:key]] = val;
}];
NSArray<NSString *> *rateKeys = @[
@"contextSwitches", @"syscalls", @"pageFaults", @"cowFaults",
@"zeroFills", @"pageins", @"pageouts", @"decompressions", @"compressions"
];
for (NSString *key in rateKeys) {
double currentVal = [current[key] doubleValue];
double prevVal = previous ? [previous[key] doubleValue] : currentVal;
double delta = (currentVal >= prevVal) ? (currentVal - prevVal) : 0.0;
double rate = (timeDelta > 0.0001) ? (delta / timeDelta) : 0.0;
result[[key stringByAppendingString:@"Rate"]] = @(rate);
}
result[@"timeDelta"] = @(timeDelta);
return result;
}
- (nullable NSDictionary<NSString *, id> *)sampleTelemetryWithError:(NSError **)error {
uint64_t now = mach_absolute_time();
// 1. Query Mach VM Statistics for page faults, COW, zero fills, pageins/outs
vm_statistics64_data_t vmStats;
mach_msg_type_number_t count = HOST_VM_INFO64_COUNT;
kern_return_t kr = host_statistics64(mach_host_self(), HOST_VM_INFO64, (host_info64_t)&vmStats, &count);
if (kr != KERN_SUCCESS) {
if (error) {
*error = [NSError errorWithDomain:@"com.i3omb.macmonitor.kernel"
code:kr
userInfo:@{NSLocalizedDescriptionKey: @"Failed to query host_statistics64"}];
}
return nil;
}
// 2. Query process table for cumulative context switches and system calls
int pids[4096];
int bytes = proc_listpids(PROC_ALL_PIDS, 0, pids, sizeof(pids));
int pidCount = bytes / sizeof(int);
uint64_t totalCSW = 0;
uint64_t totalSyscalls = 0;
for (int i = 0; i < pidCount; i++) {
if (pids[i] <= 0) continue;
struct proc_taskinfo ti;
if (proc_pidinfo(pids[i], PROC_PIDTASKINFO, 0, &ti, sizeof(ti)) == sizeof(ti)) {
totalCSW += ti.pti_csw;
totalSyscalls += (uint64_t)ti.pti_syscalls_unix + (uint64_t)ti.pti_syscalls_mach;
}
}
NSDictionary<NSString *, NSNumber *> *currentCounters = @{
@"contextSwitches": @(totalCSW),
@"syscalls": @(totalSyscalls),
@"pageFaults": @(vmStats.faults),
@"cowFaults": @(vmStats.cow_faults),
@"zeroFills": @(vmStats.zero_fill_count),
@"pageins": @(vmStats.pageins),
@"pageouts": @(vmStats.pageouts),
@"decompressions": @(vmStats.decompressions),
@"compressions": @(vmStats.compressions)
};
os_unfair_lock_lock(&_lock);
NSDictionary<NSString *, NSNumber *> *prev = _previousCounters;
uint64_t prevTime = _previousTimestamp;
_previousCounters = currentCounters;
_previousTimestamp = now;
os_unfair_lock_unlock(&_lock);
NSTimeInterval timeDelta = 1.0;
if (prevTime > 0) {
uint64_t elapsed = now - prevTime;
timeDelta = (double)elapsed * _timebase.numer / _timebase.denom / 1e9;
}
return [MMKernelTelemetryProvider calculateRatesWithCurrentCounters:currentCounters
previousCounters:prev
timeDelta:timeDelta];
}
@end
@@ -0,0 +1,30 @@
#ifndef MMNetworkBandwidthProvider_h
#define MMNetworkBandwidthProvider_h
#import <Foundation/Foundation.h>
#import "MMTelemetryProvider.h"
NS_ASSUME_NONNULL_BEGIN
/**
* MMNetworkBandwidthProvider
* Samples real-time network download and upload throughput, packets/sec, and error counts
* across physical (Wi-Fi, Ethernet) and virtual (VPN, bridge) network interfaces.
*/
@interface MMNetworkBandwidthProvider : NSObject <MMTelemetryProvider>
- (instancetype)init;
/**
* Pure calculator method for deterministic unit testing.
*/
+ (NSDictionary<NSString *, id> *)calculateBandwidthMetricsWithCurrentSnapshots:(NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *)current
previousSnapshots:(nullable NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *)previous
timeDelta:(NSTimeInterval)timeDelta
ipAddresses:(nullable NSDictionary<NSString *, NSString *> *)ipAddresses;
@end
NS_ASSUME_NONNULL_END
#endif /* MMNetworkBandwidthProvider_h */
@@ -0,0 +1,211 @@
#import "MMNetworkBandwidthProvider.h"
#import <sys/sysctl.h>
#import <net/if.h>
#import <net/if_dl.h>
#import <net/route.h>
#import <ifaddrs.h>
#import <arpa/inet.h>
#import <mach/mach_time.h>
#import <os/lock.h>
@interface MMNetworkBandwidthProvider () {
os_unfair_lock _lock;
NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *_previousSnapshots;
uint64_t _previousTimestamp;
mach_timebase_info_data_t _timebase;
}
@end
@implementation MMNetworkBandwidthProvider
- (instancetype)init {
self = [super init];
if (self) {
_lock = OS_UNFAIR_LOCK_INIT;
_previousSnapshots = nil;
_previousTimestamp = 0;
mach_timebase_info(&_timebase);
}
return self;
}
- (MMTelemetryDomain)domain {
return MMTelemetryDomainNetwork;
}
- (NSString *)providerIdentifier {
return @"com.i3omb.macmonitor.telemetry.network.bandwidth";
}
- (BOOL)isAvailable {
return YES;
}
+ (NSDictionary<NSString *, id> *)calculateBandwidthMetricsWithCurrentSnapshots:(NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *)current
previousSnapshots:(nullable NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *)previous
timeDelta:(NSTimeInterval)timeDelta
ipAddresses:(nullable NSDictionary<NSString *, NSString *> *)ipAddresses {
double totalDownBps = 0.0;
double totalUpBps = 0.0;
double totalDownPps = 0.0;
double totalUpPps = 0.0;
NSMutableArray<NSDictionary<NSString *, id> *> *interfaces = [NSMutableArray arrayWithCapacity:current.count];
NSArray<NSString *> *sortedNames = [current.allKeys sortedArrayUsingSelector:@selector(compare:)];
NSString *primaryInterface = @"";
double maxActivity = -1.0;
for (NSString *name in sortedNames) {
// Skip loopback for aggregate statistics
BOOL isLoopback = [name hasPrefix:@"lo"];
NSDictionary<NSString *, NSNumber *> *curr = current[name];
NSDictionary<NSString *, NSNumber *> *prev = previous ? previous[name] : nil;
uint64_t currInBytes = [curr[@"inBytes"] unsignedLongLongValue];
uint64_t currOutBytes = [curr[@"outBytes"] unsignedLongLongValue];
uint64_t currInPackets = [curr[@"inPackets"] unsignedLongLongValue];
uint64_t currOutPackets = [curr[@"outPackets"] unsignedLongLongValue];
uint64_t inErrors = [curr[@"inErrors"] unsignedLongLongValue];
uint64_t outErrors = [curr[@"outErrors"] unsignedLongLongValue];
uint64_t prevInBytes = prev ? [prev[@"inBytes"] unsignedLongLongValue] : currInBytes;
uint64_t prevOutBytes = prev ? [prev[@"outBytes"] unsignedLongLongValue] : currOutBytes;
uint64_t prevInPackets = prev ? [prev[@"inPackets"] unsignedLongLongValue] : currInPackets;
uint64_t prevOutPackets = prev ? [prev[@"outPackets"] unsignedLongLongValue] : currOutPackets;
double deltaInBytes = (currInBytes >= prevInBytes) ? (double)(currInBytes - prevInBytes) : 0.0;
double deltaOutBytes = (currOutBytes >= prevOutBytes) ? (double)(currOutBytes - prevOutBytes) : 0.0;
double deltaInPackets = (currInPackets >= prevInPackets) ? (double)(currInPackets - prevInPackets) : 0.0;
double deltaOutPackets = (currOutPackets >= prevOutPackets) ? (double)(currOutPackets - prevOutPackets) : 0.0;
double downBps = (timeDelta > 0.0001) ? (deltaInBytes / timeDelta) : 0.0;
double upBps = (timeDelta > 0.0001) ? (deltaOutBytes / timeDelta) : 0.0;
double downPps = (timeDelta > 0.0001) ? (deltaInPackets / timeDelta) : 0.0;
double upPps = (timeDelta > 0.0001) ? (deltaOutPackets / timeDelta) : 0.0;
if (!isLoopback) {
totalDownBps += downBps;
totalUpBps += upBps;
totalDownPps += downPps;
totalUpPps += upPps;
double activity = downBps + upBps;
if (activity > maxActivity) {
maxActivity = activity;
primaryInterface = name;
}
}
NSString *ip = ipAddresses[name] ?: @"";
[interfaces addObject:@{
@"name": name,
@"downloadBytesPerSec": @(downBps),
@"uploadBytesPerSec": @(upBps),
@"downloadPacketsPerSec": @(downPps),
@"uploadPacketsPerSec": @(upPps),
@"cumulativeInBytes": @(currInBytes),
@"cumulativeOutBytes": @(currOutBytes),
@"cumulativeInPackets": @(currInPackets),
@"cumulativeOutPackets": @(currOutPackets),
@"inErrors": @(inErrors),
@"outErrors": @(outErrors),
@"ipv4Address": ip,
@"isLoopback": @(isLoopback)
}];
}
if (primaryInterface.length == 0 && current[@"en0"]) {
primaryInterface = @"en0";
}
return @{
@"interfaces": interfaces,
@"totalDownloadBytesPerSec": @(totalDownBps),
@"totalUploadBytesPerSec": @(totalUpBps),
@"totalDownloadPacketsPerSec": @(totalDownPps),
@"totalUploadPacketsPerSec": @(totalUpPps),
@"primaryInterface": primaryInterface,
@"timeDelta": @(timeDelta)
};
}
- (nullable NSDictionary<NSString *, id> *)sampleTelemetryWithError:(NSError **)error {
uint64_t now = mach_absolute_time();
// 1. Read 64-bit interface stats via NET_RT_IFLIST2
NSMutableDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *currentSnapshots = [NSMutableDictionary dictionary];
int mib[] = { CTL_NET, PF_ROUTE, 0, 0, NET_RT_IFLIST2, 0 };
size_t len = 0;
if (sysctl(mib, 6, NULL, &len, NULL, 0) == 0 && len > 0) {
char *buf = malloc(len);
if (buf && sysctl(mib, 6, buf, &len, NULL, 0) == 0) {
char *next = buf;
char *lim = buf + len;
while (next < lim) {
struct if_msghdr *ifm = (struct if_msghdr *)next;
next += ifm->ifm_msglen;
if (ifm->ifm_type == RTM_IFINFO2) {
struct if_msghdr2 *if2m = (struct if_msghdr2 *)ifm;
struct sockaddr_dl *sdl = (struct sockaddr_dl *)(if2m + 1);
if (sdl->sdl_nlen > 0 && sdl->sdl_nlen < 32) {
char nameBuf[33] = {0};
memcpy(nameBuf, sdl->sdl_data, sdl->sdl_nlen);
NSString *name = [NSString stringWithUTF8String:nameBuf];
currentSnapshots[name] = @{
@"inBytes": @(if2m->ifm_data.ifi_ibytes),
@"outBytes": @(if2m->ifm_data.ifi_obytes),
@"inPackets": @(if2m->ifm_data.ifi_ipackets),
@"outPackets": @(if2m->ifm_data.ifi_opackets),
@"inErrors": @(if2m->ifm_data.ifi_ierrors),
@"outErrors": @(if2m->ifm_data.ifi_oerrors)
};
}
}
}
}
if (buf) free(buf);
}
// 2. Query IPv4 addresses via getifaddrs
NSMutableDictionary<NSString *, NSString *> *ipDict = [NSMutableDictionary dictionary];
struct ifaddrs *ifap = NULL;
if (getifaddrs(&ifap) == 0) {
for (struct ifaddrs *ifa = ifap; ifa != NULL; ifa = ifa->ifa_next) {
if (ifa->ifa_addr && ifa->ifa_addr->sa_family == AF_INET) {
char ipBuf[INET_ADDRSTRLEN] = {0};
struct sockaddr_in *sin = (struct sockaddr_in *)ifa->ifa_addr;
if (inet_ntop(AF_INET, &sin->sin_addr, ipBuf, sizeof(ipBuf))) {
NSString *name = [NSString stringWithUTF8String:ifa->ifa_name];
ipDict[name] = [NSString stringWithUTF8String:ipBuf];
}
}
}
freeifaddrs(ifap);
}
os_unfair_lock_lock(&_lock);
NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *prev = _previousSnapshots;
uint64_t prevTime = _previousTimestamp;
_previousSnapshots = currentSnapshots;
_previousTimestamp = now;
os_unfair_lock_unlock(&_lock);
NSTimeInterval timeDelta = 1.0;
if (prevTime > 0) {
uint64_t elapsed = now - prevTime;
timeDelta = (double)elapsed * _timebase.numer / _timebase.denom / 1e9;
}
return [MMNetworkBandwidthProvider calculateBandwidthMetricsWithCurrentSnapshots:currentSnapshots
previousSnapshots:prev
timeDelta:timeDelta
ipAddresses:ipDict];
}
@end
@@ -0,0 +1,27 @@
#ifndef MMNetworkSocketsProvider_h
#define MMNetworkSocketsProvider_h
#import <Foundation/Foundation.h>
#import "MMTelemetryProvider.h"
NS_ASSUME_NONNULL_BEGIN
/**
* MMNetworkSocketsProvider
* Inspects system-wide open TCP and UDP sockets, local/remote endpoints, connection states,
* and owning processes.
*/
@interface MMNetworkSocketsProvider : NSObject <MMTelemetryProvider>
- (instancetype)init;
/**
* Pure calculator / summarizer method for deterministic unit testing.
*/
+ (NSDictionary<NSString *, id> *)calculateSocketSummaryWithSocketList:(NSArray<NSDictionary<NSString *, id> *> *)sockets;
@end
NS_ASSUME_NONNULL_END
#endif /* MMNetworkSocketsProvider_h */
@@ -0,0 +1,152 @@
#import "MMNetworkSocketsProvider.h"
#import <libproc.h>
#import <sys/proc_info.h>
#import <arpa/inet.h>
@implementation MMNetworkSocketsProvider
- (instancetype)init {
self = [super init];
return self;
}
- (MMTelemetryDomain)domain {
return MMTelemetryDomainNetwork;
}
- (NSString *)providerIdentifier {
return @"com.i3omb.macmonitor.telemetry.network.sockets";
}
- (BOOL)isAvailable {
return YES;
}
static NSString *tcpStateString(int state) {
switch (state) {
case 0: return @"CLOSED";
case 1: return @"LISTEN";
case 2: return @"SYN_SENT";
case 3: return @"SYN_RCVD";
case 4: return @"ESTABLISHED";
case 5: return @"CLOSE_WAIT";
case 6: return @"FIN_WAIT_1";
case 7: return @"CLOSING";
case 8: return @"LAST_ACK";
case 9: return @"FIN_WAIT_2";
case 10: return @"TIME_WAIT";
default: return @"UNKNOWN";
}
}
+ (NSDictionary<NSString *, id> *)calculateSocketSummaryWithSocketList:(NSArray<NSDictionary<NSString *, id> *> *)sockets {
NSUInteger tcpCount = 0;
NSUInteger udpCount = 0;
NSUInteger listenCount = 0;
NSUInteger establishedCount = 0;
for (NSDictionary<NSString *, id> *sock in sockets) {
NSString *proto = sock[@"protocol"];
NSString *state = sock[@"state"];
if ([proto isEqualToString:@"TCP"]) {
tcpCount++;
if ([state isEqualToString:@"LISTEN"]) {
listenCount++;
} else if ([state isEqualToString:@"ESTABLISHED"]) {
establishedCount++;
}
} else if ([proto isEqualToString:@"UDP"]) {
udpCount++;
}
}
return @{
@"socketCount": @(sockets.count),
@"tcpCount": @(tcpCount),
@"udpCount": @(udpCount),
@"listenCount": @(listenCount),
@"establishedCount": @(establishedCount),
@"sockets": sockets
};
}
- (nullable NSDictionary<NSString *, id> *)sampleTelemetryWithError:(NSError **)error {
int pids[2048];
int bytes = proc_listpids(PROC_ALL_PIDS, 0, pids, sizeof(pids));
int pidCount = bytes / sizeof(int);
NSMutableArray<NSDictionary<NSString *, id> *> *sockets = [NSMutableArray array];
for (int i = 0; i < pidCount; i++) {
pid_t pid = pids[i];
if (pid <= 0) continue;
int sz = proc_pidinfo(pid, PROC_PIDLISTFDS, 0, NULL, 0);
if (sz <= 0) continue;
struct proc_fdinfo *fds = malloc(sz);
if (!fds) continue;
int actual = proc_pidinfo(pid, PROC_PIDLISTFDS, 0, fds, sz);
int fdCount = actual / sizeof(struct proc_fdinfo);
char procNameBuf[256] = {0};
BOOL procNameFetched = NO;
for (int j = 0; j < fdCount; j++) {
if (fds[j].proc_fdtype == PROX_FDTYPE_SOCKET) {
struct socket_fdinfo si;
if (proc_pidfdinfo(pid, fds[j].proc_fd, PROC_PIDFDSOCKETINFO, &si, sizeof(si)) == sizeof(si)) {
int family = si.psi.soi_family;
if (family == AF_INET || family == AF_INET6) {
if (!procNameFetched) {
proc_name(pid, procNameBuf, sizeof(procNameBuf));
procNameFetched = YES;
}
char localIP[INET6_ADDRSTRLEN] = {0};
char remoteIP[INET6_ADDRSTRLEN] = {0};
int lport = 0, rport = 0;
NSString *familyStr = (family == AF_INET) ? @"IPv4" : @"IPv6";
NSString *proto = (si.psi.soi_type == SOCK_STREAM) ? @"TCP" : @"UDP";
NSString *state = @"NONE";
if (family == AF_INET) {
inet_ntop(AF_INET, &si.psi.soi_proto.pri_in.insi_laddr.ina_46.i46a_addr4, localIP, sizeof(localIP));
inet_ntop(AF_INET, &si.psi.soi_proto.pri_in.insi_faddr.ina_46.i46a_addr4, remoteIP, sizeof(remoteIP));
lport = ntohs(si.psi.soi_proto.pri_in.insi_lport);
rport = ntohs(si.psi.soi_proto.pri_in.insi_fport);
} else {
inet_ntop(AF_INET6, &si.psi.soi_proto.pri_in.insi_laddr.ina_6, localIP, sizeof(localIP));
inet_ntop(AF_INET6, &si.psi.soi_proto.pri_in.insi_faddr.ina_6, remoteIP, sizeof(remoteIP));
lport = ntohs(si.psi.soi_proto.pri_in.insi_lport);
rport = ntohs(si.psi.soi_proto.pri_in.insi_fport);
}
if (si.psi.soi_type == SOCK_STREAM) {
state = tcpStateString(si.psi.soi_proto.pri_tcp.tcpsi_state);
}
[sockets addObject:@{
@"pid": @(pid),
@"processName": [NSString stringWithUTF8String:procNameBuf],
@"protocol": proto,
@"family": familyStr,
@"localAddress": [NSString stringWithUTF8String:localIP],
@"localPort": @(lport),
@"remoteAddress": [NSString stringWithUTF8String:remoteIP],
@"remotePort": @(rport),
@"state": state
}];
}
}
}
}
free(fds);
}
return [MMNetworkSocketsProvider calculateSocketSummaryWithSocketList:sockets];
}
@end
@@ -0,0 +1,45 @@
//
// MMPeripheralsProvider.h
// MacMonitor
//
// Telemetry provider enumerating connected USB, Thunderbolt, and PCI peripheral devices via IOKit.
//
#import <Foundation/Foundation.h>
#import "MMTelemetryProvider.h"
NS_ASSUME_NONNULL_BEGIN
typedef NS_ENUM(NSInteger, MMPeripheralBusType) {
MMPeripheralBusTypeUSB,
MMPeripheralBusTypeThunderbolt,
MMPeripheralBusTypePCI
};
@interface MMPeripheralDevice : NSObject
@property (nonatomic, copy) NSString *name;
@property (nonatomic, assign) MMPeripheralBusType busType;
@property (nonatomic, copy) NSString *vendorName;
@property (nonatomic, assign) uint32_t vendorID;
@property (nonatomic, assign) uint32_t productID;
@property (nonatomic, copy, nullable) NSString *serialNumber;
@property (nonatomic, copy, nullable) NSString *deviceClass;
@property (nonatomic, assign) uint64_t locationID;
@property (nonatomic, assign) BOOL isBuiltIn;
- (NSDictionary<NSString *, id> *)toDictionary;
@end
@interface MMPeripheralsProvider : NSObject <MMTelemetryProvider>
- (instancetype)init;
+ (NSArray<MMPeripheralDevice *> *)sampleUSBDevices;
+ (NSArray<MMPeripheralDevice *> *)sampleThunderboltDevices;
+ (NSArray<MMPeripheralDevice *> *)samplePCIDevices;
@end
NS_ASSUME_NONNULL_END
@@ -0,0 +1,255 @@
//
// MMPeripheralsProvider.m
// MacMonitor
//
// Telemetry provider enumerating connected USB, Thunderbolt, and PCI peripheral devices via IOKit.
//
#import "MMPeripheralsProvider.h"
#import <IOKit/IOKitLib.h>
@implementation MMPeripheralDevice
- (NSDictionary<NSString *, id> *)toDictionary {
NSString *busStr = @"USB";
if (self.busType == MMPeripheralBusTypeThunderbolt) {
busStr = @"Thunderbolt";
} else if (self.busType == MMPeripheralBusTypePCI) {
busStr = @"PCI";
}
return @{
@"name": self.name ?: @"Unknown Device",
@"busType": busStr,
@"vendorName": self.vendorName ?: @"Unknown",
@"vendorID": @(self.vendorID),
@"productID": @(self.productID),
@"serialNumber": self.serialNumber ?: @"",
@"deviceClass": self.deviceClass ?: @"",
@"locationID": @(self.locationID),
@"isBuiltIn": @(self.isBuiltIn)
};
}
@end
@implementation MMPeripheralsProvider
- (instancetype)init {
self = [super init];
return self;
}
- (MMTelemetryDomain)domain {
return MMTelemetryDomainPeripherals;
}
- (NSString *)providerIdentifier {
return @"com.i3omb.macmonitor.telemetry.peripherals";
}
- (BOOL)isAvailable {
return YES;
}
+ (NSArray<MMPeripheralDevice *> *)sampleUSBDevices {
NSMutableArray<MMPeripheralDevice *> *devices = [NSMutableArray array];
// Query both IOUSBHostDevice (macOS modern) and IOUSBDevice (legacy/fallback)
const char *classes[] = { "IOUSBHostDevice", "IOUSBDevice" };
NSMutableSet<NSNumber *> *seenRegistryIDs = [NSMutableSet set];
for (int i = 0; i < 2; i++) {
CFMutableDictionaryRef matching = IOServiceMatching(classes[i]);
if (!matching) continue;
io_iterator_t iterator = IO_OBJECT_NULL;
kern_return_t kr = IOServiceGetMatchingServices(kIOMainPortDefault, matching, &iterator);
if (kr != KERN_SUCCESS || iterator == IO_OBJECT_NULL) continue;
io_service_t service = IO_OBJECT_NULL;
while ((service = IOIteratorNext(iterator)) != IO_OBJECT_NULL) {
uint64_t regID = 0;
IORegistryEntryGetRegistryEntryID(service, &regID);
if ([seenRegistryIDs containsObject:@(regID)]) {
IOObjectRelease(service);
continue;
}
[seenRegistryIDs addObject:@(regID)];
CFMutableDictionaryRef props = NULL;
if (IORegistryEntryCreateCFProperties(service, &props, kCFAllocatorDefault, 0) == KERN_SUCCESS && props) {
NSDictionary *dict = (__bridge NSDictionary *)props;
NSString *name = dict[@"USB Product Name"] ?: (dict[@"kUSBProductString"] ?: dict[@"IOName"]);
if (!name || name.length == 0) {
name = @"USB Device";
}
NSString *vendor = dict[@"USB Vendor Name"] ?: (dict[@"kUSBVendorString"] ?: @"");
uint32_t vendorID = [dict[@"idVendor"] unsignedIntValue];
uint32_t productID = [dict[@"idProduct"] unsignedIntValue];
NSString *serial = dict[@"USB Serial Number"] ?: dict[@"kUSBSerialNumberString"];
uint64_t locID = [dict[@"locationID"] unsignedLongLongValue];
BOOL builtIn = NO;
if (dict[@"Built-In"]) {
builtIn = [dict[@"Built-In"] boolValue];
} else if ([dict[@"non-removable"] isKindOfClass:[NSString class]]) {
builtIn = [dict[@"non-removable"] isEqualToString:@"yes"];
}
MMPeripheralDevice *dev = [[MMPeripheralDevice alloc] init];
dev.name = name;
dev.busType = MMPeripheralBusTypeUSB;
dev.vendorName = vendor;
dev.vendorID = vendorID;
dev.productID = productID;
dev.serialNumber = serial;
dev.locationID = locID;
dev.isBuiltIn = builtIn;
[devices addObject:dev];
CFRelease(props);
}
IOObjectRelease(service);
}
IOObjectRelease(iterator);
}
return devices;
}
+ (NSArray<MMPeripheralDevice *> *)sampleThunderboltDevices {
NSMutableArray<MMPeripheralDevice *> *devices = [NSMutableArray array];
CFMutableDictionaryRef matching = IOServiceMatching("IOThunderboltDevice");
if (!matching) return devices;
io_iterator_t iterator = IO_OBJECT_NULL;
kern_return_t kr = IOServiceGetMatchingServices(kIOMainPortDefault, matching, &iterator);
if (kr != KERN_SUCCESS || iterator == IO_OBJECT_NULL) return devices;
io_service_t service = IO_OBJECT_NULL;
while ((service = IOIteratorNext(iterator)) != IO_OBJECT_NULL) {
CFMutableDictionaryRef props = NULL;
if (IORegistryEntryCreateCFProperties(service, &props, kCFAllocatorDefault, 0) == KERN_SUCCESS && props) {
NSDictionary *dict = (__bridge NSDictionary *)props;
NSString *name = dict[@"Device Name"] ?: dict[@"IOName"];
if (!name) name = @"Thunderbolt Device";
NSString *vendor = dict[@"Vendor Name"] ?: @"";
uint32_t vendorID = [dict[@"Vendor ID"] unsignedIntValue];
uint32_t productID = [dict[@"Device ID"] unsignedIntValue];
MMPeripheralDevice *dev = [[MMPeripheralDevice alloc] init];
dev.name = name;
dev.busType = MMPeripheralBusTypeThunderbolt;
dev.vendorName = vendor;
dev.vendorID = vendorID;
dev.productID = productID;
dev.isBuiltIn = NO;
[devices addObject:dev];
CFRelease(props);
}
IOObjectRelease(service);
}
IOObjectRelease(iterator);
return devices;
}
static uint32_t ParseDataUInt32(NSData *data) {
if (![data isKindOfClass:[NSData class]] || data.length == 0) return 0;
uint32_t val = 0;
size_t copyLen = MIN(sizeof(val), data.length);
memcpy(&val, data.bytes, copyLen);
return val;
}
+ (NSArray<MMPeripheralDevice *> *)samplePCIDevices {
NSMutableArray<MMPeripheralDevice *> *devices = [NSMutableArray array];
CFMutableDictionaryRef matching = IOServiceMatching("IOPCIDevice");
if (!matching) return devices;
io_iterator_t iterator = IO_OBJECT_NULL;
kern_return_t kr = IOServiceGetMatchingServices(kIOMainPortDefault, matching, &iterator);
if (kr != KERN_SUCCESS || iterator == IO_OBJECT_NULL) return devices;
io_service_t service = IO_OBJECT_NULL;
while ((service = IOIteratorNext(iterator)) != IO_OBJECT_NULL) {
CFMutableDictionaryRef props = NULL;
if (IORegistryEntryCreateCFProperties(service, &props, kCFAllocatorDefault, 0) == KERN_SUCCESS && props) {
NSDictionary *dict = (__bridge NSDictionary *)props;
NSString *name = nil;
if ([dict[@"model"] isKindOfClass:[NSData class]]) {
name = [[NSString alloc] initWithData:dict[@"model"] encoding:NSUTF8StringEncoding];
name = [name stringByTrimmingCharactersInSet:[NSCharacterSet controlCharacterSet]];
}
if (!name || name.length == 0) {
name = dict[@"IOName"];
}
if (!name || name.length == 0) {
name = @"PCI Device";
}
uint32_t vendorID = 0;
if ([dict[@"vendor-id"] isKindOfClass:[NSData class]]) {
vendorID = ParseDataUInt32(dict[@"vendor-id"]);
}
uint32_t deviceID = 0;
if ([dict[@"device-id"] isKindOfClass:[NSData class]]) {
deviceID = ParseDataUInt32(dict[@"device-id"]);
}
MMPeripheralDevice *dev = [[MMPeripheralDevice alloc] init];
dev.name = name;
dev.busType = MMPeripheralBusTypePCI;
dev.vendorID = vendorID;
dev.productID = deviceID;
dev.isBuiltIn = YES;
[devices addObject:dev];
CFRelease(props);
}
IOObjectRelease(service);
}
IOObjectRelease(iterator);
return devices;
}
- (nullable NSDictionary<NSString *, id> *)sampleTelemetryWithError:(NSError **)error {
NSArray<MMPeripheralDevice *> *usb = [MMPeripheralsProvider sampleUSBDevices];
NSArray<MMPeripheralDevice *> *tb = [MMPeripheralsProvider sampleThunderboltDevices];
NSArray<MMPeripheralDevice *> *pci = [MMPeripheralsProvider samplePCIDevices];
NSMutableArray<NSDictionary<NSString *, id> *> *usbList = [NSMutableArray arrayWithCapacity:usb.count];
for (MMPeripheralDevice *d in usb) {
[usbList addObject:[d toDictionary]];
}
NSMutableArray<NSDictionary<NSString *, id> *> *tbList = [NSMutableArray arrayWithCapacity:tb.count];
for (MMPeripheralDevice *d in tb) {
[tbList addObject:[d toDictionary]];
}
NSMutableArray<NSDictionary<NSString *, id> *> *pciList = [NSMutableArray arrayWithCapacity:pci.count];
for (MMPeripheralDevice *d in pci) {
[pciList addObject:[d toDictionary]];
}
NSUInteger totalCount = usb.count + tb.count + pci.count;
return @{
@"totalDeviceCount": @(totalCount),
@"usbDevices": usbList,
@"thunderboltDevices": tbList,
@"pciDevices": pciList
};
}
@end
@@ -0,0 +1,23 @@
//
// MMBatteryTelemetryProvider.h
// MacMonitor
//
// Telemetry provider for AppleSmartBattery health, cycle count, capacity, and adapter info.
//
#import <Foundation/Foundation.h>
#import "MMTelemetryProvider.h"
NS_ASSUME_NONNULL_BEGIN
@interface MMBatteryTelemetryProvider : NSObject <MMTelemetryProvider>
@property (nonatomic, readonly) BOOL hasBattery;
- (instancetype)init;
+ (NSDictionary<NSString *, id> *)calculateBatteryHealthWithProperties:(nullable NSDictionary<NSString *, id> *)rawProps;
@end
NS_ASSUME_NONNULL_END
@@ -0,0 +1,179 @@
//
// MMBatteryTelemetryProvider.m
// MacMonitor
//
// Telemetry provider for AppleSmartBattery health, cycle count, capacity, and adapter info.
//
#import "MMBatteryTelemetryProvider.h"
#import <IOKit/IOKitLib.h>
#import <IOKit/ps/IOPowerSources.h>
#import <IOKit/ps/IOPSKeys.h>
@implementation MMBatteryTelemetryProvider
- (instancetype)init {
self = [super init];
return self;
}
- (MMTelemetryDomain)domain {
return MMTelemetryDomainPower;
}
- (NSString *)providerIdentifier {
return @"com.i3omb.macmonitor.telemetry.battery";
}
- (BOOL)isAvailable {
io_service_t service = IOServiceGetMatchingService(kIOMainPortDefault, IOServiceMatching("AppleSmartBattery"));
if (service != IO_OBJECT_NULL) {
IOObjectRelease(service);
return YES;
}
return NO;
}
- (BOOL)hasBattery {
return [self isAvailable];
}
+ (NSDictionary<NSString *, id> *)calculateBatteryHealthWithProperties:(nullable NSDictionary<NSString *, id> *)rawProps {
if (!rawProps || rawProps.count == 0) {
return @{
@"hasBattery": @(NO),
@"installed": @(NO),
@"healthCondition": @"No Battery",
@"healthPercent": @(0.0),
@"cycleCount": @(0),
@"designCycleCount": @(0),
@"currentCapacity": @(0),
@"maxCapacity": @(0),
@"designCapacity": @(0),
@"temperature": @(0.0),
@"voltage": @(0.0),
@"amperage": @(0.0),
@"watts": @(0.0),
@"isCharging": @(NO),
@"isCharged": @(NO),
@"externalConnected": @(NO),
@"timeRemainingMinutes": @(-1),
@"manufacturer": @"N/A",
@"serial": @"N/A",
@"deviceName": @"N/A"
};
}
BOOL installed = [rawProps[@"BatteryInstalled"] boolValue];
NSInteger cycleCount = [rawProps[@"CycleCount"] integerValue];
NSInteger designCycleCount = rawProps[@"DesignCycleCount9C"] ? [rawProps[@"DesignCycleCount9C"] integerValue] : 1000;
NSInteger currentCapacity = [rawProps[@"CurrentCapacity"] integerValue];
NSInteger maxCapacity = [rawProps[@"MaxCapacity"] integerValue];
// DesignCapacity might be at top level or inside BatteryData
NSInteger designCapacity = [rawProps[@"DesignCapacity"] integerValue];
if (designCapacity <= 0 && [rawProps[@"BatteryData"] isKindOfClass:[NSDictionary class]]) {
designCapacity = [rawProps[@"BatteryData"][@"DesignCapacity"] integerValue];
}
// Health percentage = (MaxCapacity / DesignCapacity) * 100.0
double healthPercent = 0.0;
if (designCapacity > 0) {
healthPercent = ((double)maxCapacity / (double)designCapacity) * 100.0;
if (healthPercent > 100.0) healthPercent = 100.0;
} else if (maxCapacity > 0) {
healthPercent = 100.0;
}
// Health condition evaluation
NSString *condition = @"Normal";
BOOL permanentFailure = [rawProps[@"PermanentFailureStatus"] integerValue] != 0;
if (permanentFailure) {
condition = @"Permanent Failure";
} else if (healthPercent < 70.0 || (designCycleCount > 0 && cycleCount > designCycleCount)) {
condition = @"Service Recommended";
} else if (healthPercent < 80.0) {
condition = @"Fair";
} else {
condition = @"Normal";
}
// Temperature: AppleSmartBattery returns in units of 0.01 deg C or 0.1 deg C (e.g. 3151 = 31.51 deg C)
double rawTemp = [rawProps[@"Temperature"] doubleValue];
double tempC = rawTemp > 1000.0 ? (rawTemp / 100.0) : (rawTemp > 100.0 ? rawTemp / 10.0 : rawTemp);
double voltage = [rawProps[@"Voltage"] doubleValue] / 1000.0; // mV -> V
// Amperage can be signed 64-bit stored as unsigned in dict
int64_t rawAmp = [rawProps[@"InstantAmperage"] longLongValue];
if (rawAmp == 0) {
rawAmp = [rawProps[@"Amperage"] longLongValue];
}
int32_t signedAmp = (int32_t)rawAmp; // standard cast from uint32/uint64 representation
double amperage = ((double)signedAmp) / 1000.0; // mA -> A
double watts = fabs(voltage * amperage);
BOOL isCharging = [rawProps[@"IsCharging"] boolValue];
BOOL fullyCharged = [rawProps[@"FullyCharged"] boolValue];
BOOL externalConnected = [rawProps[@"ExternalConnected"] boolValue];
NSInteger timeRemaining = [rawProps[@"TimeRemaining"] integerValue];
if (timeRemaining == 65535) {
timeRemaining = -1;
}
NSString *manufacturer = rawProps[@"Manufacturer"] ?: @"Apple";
NSString *serial = rawProps[@"Serial"] ?: @"";
NSString *deviceName = rawProps[@"DeviceName"] ?: @"";
// Power adapter details
NSDictionary *adapterDetails = [rawProps[@"AdapterDetails"] isKindOfClass:[NSDictionary class]] ? rawProps[@"AdapterDetails"] : nil;
NSInteger adapterWatts = 0;
if (adapterDetails && adapterDetails[@"Watts"]) {
adapterWatts = [adapterDetails[@"Watts"] integerValue];
}
return @{
@"hasBattery": @(YES),
@"installed": @(installed),
@"healthCondition": condition,
@"healthPercent": @(round(healthPercent * 10.0) / 10.0),
@"cycleCount": @(cycleCount),
@"designCycleCount": @(designCycleCount),
@"currentCapacity": @(currentCapacity),
@"maxCapacity": @(maxCapacity),
@"designCapacity": @(designCapacity),
@"temperature": @(round(tempC * 10.0) / 10.0),
@"voltage": @(round(voltage * 100.0) / 100.0),
@"amperage": @(round(amperage * 100.0) / 100.0),
@"watts": @(round(watts * 10.0) / 10.0),
@"isCharging": @(isCharging),
@"isCharged": @(fullyCharged),
@"externalConnected": @(externalConnected),
@"timeRemainingMinutes": @(timeRemaining),
@"manufacturer": manufacturer,
@"serial": serial,
@"deviceName": deviceName,
@"adapterWatts": @(adapterWatts)
};
}
- (nullable NSDictionary<NSString *, id> *)sampleTelemetryWithError:(NSError **)error {
io_service_t service = IOServiceGetMatchingService(kIOMainPortDefault, IOServiceMatching("AppleSmartBattery"));
if (service == IO_OBJECT_NULL) {
return [MMBatteryTelemetryProvider calculateBatteryHealthWithProperties:nil];
}
CFMutableDictionaryRef props = NULL;
kern_return_t kr = IORegistryEntryCreateCFProperties(service, &props, kCFAllocatorDefault, 0);
IOObjectRelease(service);
if (kr != KERN_SUCCESS || !props) {
return [MMBatteryTelemetryProvider calculateBatteryHealthWithProperties:nil];
}
NSDictionary *dict = (__bridge_transfer NSDictionary *)props;
return [MMBatteryTelemetryProvider calculateBatteryHealthWithProperties:dict];
}
@end
@@ -0,0 +1,32 @@
#ifndef MMProcessDetailInspector_h
#define MMProcessDetailInspector_h
#import <Foundation/Foundation.h>
NS_ASSUME_NONNULL_BEGIN
/**
* MMProcessDetailInspector
* Provides deep per-process inspection: open file descriptors, vnode file paths,
* active network sockets, and thread states.
*/
@interface MMProcessDetailInspector : NSObject
/**
* Inspects a running process by PID.
*/
+ (nullable NSDictionary<NSString *, id> *)inspectProcessWithPID:(pid_t)pid;
/**
* Pure summarizer method for deterministic unit testing.
*/
+ (NSDictionary<NSString *, id> *)summarizeInspectionResultsWithPID:(pid_t)pid
threads:(NSArray<NSDictionary<NSString *, id> *> *)threads
fds:(NSArray<NSDictionary<NSString *, id> *> *)fds
sockets:(NSArray<NSDictionary<NSString *, id> *> *)sockets;
@end
NS_ASSUME_NONNULL_END
#endif /* MMProcessDetailInspector_h */
@@ -0,0 +1,176 @@
#import "MMProcessDetailInspector.h"
#import <libproc.h>
#import <sys/proc_info.h>
#import <arpa/inet.h>
@implementation MMProcessDetailInspector
+ (NSDictionary<NSString *, id> *)summarizeInspectionResultsWithPID:(pid_t)pid
threads:(NSArray<NSDictionary<NSString *, id> *> *)threads
fds:(NSArray<NSDictionary<NSString *, id> *> *)fds
sockets:(NSArray<NSDictionary<NSString *, id> *> *)sockets {
return @{
@"pid": @(pid),
@"threadCount": @(threads.count),
@"openFDCount": @(fds.count),
@"socketCount": @(sockets.count),
@"threads": threads,
@"fileDescriptors": fds,
@"sockets": sockets
};
}
static NSString *runStateString(int state) {
switch (state) {
case 1: return @"Running";
case 2: return @"Stopped";
case 3: return @"Waiting";
case 4: return @"Uninterruptible";
case 5: return @"Halted";
default: return @"Unknown";
}
}
static NSString *tcpStateString(int state) {
switch (state) {
case 0: return @"CLOSED";
case 1: return @"LISTEN";
case 2: return @"SYN_SENT";
case 3: return @"SYN_RCVD";
case 4: return @"ESTABLISHED";
case 5: return @"CLOSE_WAIT";
case 6: return @"FIN_WAIT_1";
case 7: return @"CLOSING";
case 8: return @"LAST_ACK";
case 9: return @"FIN_WAIT_2";
case 10: return @"TIME_WAIT";
default: return @"UNKNOWN";
}
}
+ (nullable NSDictionary<NSString *, id> *)inspectProcessWithPID:(pid_t)pid {
if (pid <= 0) return nil;
// 1. Enumerate threads
uint64_t threadIds[512];
int threadBytes = proc_pidinfo(pid, PROC_PIDLISTTHREADS, 0, threadIds, sizeof(threadIds));
int threadCount = threadBytes / sizeof(uint64_t);
NSMutableArray<NSDictionary<NSString *, id> *> *threads = [NSMutableArray arrayWithCapacity:threadCount];
for (int t = 0; t < threadCount; t++) {
uint64_t tid = threadIds[t];
struct proc_threadinfo thi;
if (proc_pidinfo(pid, PROC_PIDTHREADINFO, tid, &thi, sizeof(thi)) == sizeof(thi)) {
[threads addObject:@{
@"threadId": @(tid),
@"userTimeNs": @(thi.pth_user_time),
@"systemTimeNs": @(thi.pth_system_time),
@"cpuPercent": @(thi.pth_cpu_usage),
@"state": runStateString(thi.pth_run_state),
@"priority": @(thi.pth_priority),
@"currentPriority": @(thi.pth_curpri)
}];
}
}
// 2. Enumerate File Descriptors & Sockets
NSMutableArray<NSDictionary<NSString *, id> *> *fdsList = [NSMutableArray array];
NSMutableArray<NSDictionary<NSString *, id> *> *socketsList = [NSMutableArray array];
int sz = proc_pidinfo(pid, PROC_PIDLISTFDS, 0, NULL, 0);
if (sz > 0) {
struct proc_fdinfo *fds = malloc(sz);
if (fds) {
int actual = proc_pidinfo(pid, PROC_PIDLISTFDS, 0, fds, sz);
int fdCount = actual / sizeof(struct proc_fdinfo);
for (int j = 0; j < fdCount; j++) {
int fd = fds[j].proc_fd;
uint32_t fdType = fds[j].proc_fdtype;
if (fdType == PROX_FDTYPE_VNODE) {
struct vnode_fdinfowithpath vi;
if (proc_pidfdinfo(pid, fd, PROC_PIDFDVNODEPATHINFO, &vi, sizeof(vi)) == sizeof(vi)) {
NSString *path = [NSString stringWithUTF8String:vi.pvip.vip_path];
[fdsList addObject:@{
@"fd": @(fd),
@"type": @"File",
@"path": path ?: @"(unknown)"
}];
}
} else if (fdType == PROX_FDTYPE_SOCKET) {
struct socket_fdinfo si;
if (proc_pidfdinfo(pid, fd, PROC_PIDFDSOCKETINFO, &si, sizeof(si)) == sizeof(si)) {
int family = si.psi.soi_family;
if (family == AF_INET || family == AF_INET6) {
char localIP[INET6_ADDRSTRLEN] = {0};
char remoteIP[INET6_ADDRSTRLEN] = {0};
int lport = 0, rport = 0;
NSString *proto = (si.psi.soi_type == SOCK_STREAM) ? @"TCP" : @"UDP";
NSString *state = @"NONE";
if (family == AF_INET) {
inet_ntop(AF_INET, &si.psi.soi_proto.pri_in.insi_laddr.ina_46.i46a_addr4, localIP, sizeof(localIP));
inet_ntop(AF_INET, &si.psi.soi_proto.pri_in.insi_faddr.ina_46.i46a_addr4, remoteIP, sizeof(remoteIP));
lport = ntohs(si.psi.soi_proto.pri_in.insi_lport);
rport = ntohs(si.psi.soi_proto.pri_in.insi_fport);
} else {
inet_ntop(AF_INET6, &si.psi.soi_proto.pri_in.insi_laddr.ina_6, localIP, sizeof(localIP));
inet_ntop(AF_INET6, &si.psi.soi_proto.pri_in.insi_faddr.ina_6, remoteIP, sizeof(remoteIP));
lport = ntohs(si.psi.soi_proto.pri_in.insi_lport);
rport = ntohs(si.psi.soi_proto.pri_in.insi_fport);
}
if (si.psi.soi_type == SOCK_STREAM) {
state = tcpStateString(si.psi.soi_proto.pri_tcp.tcpsi_state);
}
NSDictionary<NSString *, id> *sockDict = @{
@"fd": @(fd),
@"protocol": proto,
@"localAddress": [NSString stringWithUTF8String:localIP],
@"localPort": @(lport),
@"remoteAddress": [NSString stringWithUTF8String:remoteIP],
@"remotePort": @(rport),
@"state": state
};
[socketsList addObject:sockDict];
[fdsList addObject:@{
@"fd": @(fd),
@"type": @"Socket",
@"path": [NSString stringWithFormat:@"%@ %@:%d -> %@:%d", proto, [NSString stringWithUTF8String:localIP], lport, [NSString stringWithUTF8String:remoteIP], rport]
}];
} else {
[fdsList addObject:@{
@"fd": @(fd),
@"type": @"Socket (Unix/Other)",
@"path": @"Unix Domain Socket"
}];
}
}
} else if (fdType == PROX_FDTYPE_PIPE) {
[fdsList addObject:@{
@"fd": @(fd),
@"type": @"Pipe",
@"path": @"FIFO/Pipe"
}];
} else {
[fdsList addObject:@{
@"fd": @(fd),
@"type": @"Other",
@"path": @""
}];
}
}
free(fds);
}
}
return [MMProcessDetailInspector summarizeInspectionResultsWithPID:pid
threads:threads
fds:fdsList
sockets:socketsList];
}
@end
@@ -0,0 +1,34 @@
#ifndef MMProcessTelemetryProvider_h
#define MMProcessTelemetryProvider_h
#import <Foundation/Foundation.h>
#import "MMTelemetryProvider.h"
NS_ASSUME_NONNULL_BEGIN
/**
* MMProcessTelemetryProvider
* Live process explorer sampling CPU utilization, resident memory (RSS),
* virtual memory, thread counts, and process hierarchy.
*/
@interface MMProcessTelemetryProvider : NSObject <MMTelemetryProvider>
- (instancetype)init;
/**
* Safely terminates a process via SIGTERM or SIGKILL.
*/
+ (BOOL)terminateProcessWithPID:(pid_t)pid force:(BOOL)force;
/**
* Pure calculator method for deterministic unit testing.
*/
+ (NSArray<NSDictionary<NSString *, id> *> *)calculateProcessListWithRawProcesses:(NSArray<NSDictionary<NSString *, id> *> *)rawProcesses
previousCPUTimes:(nullable NSDictionary<NSNumber *, NSNumber *> *)previousCPUTimes
timeDelta:(NSTimeInterval)timeDelta;
@end
NS_ASSUME_NONNULL_END
#endif /* MMProcessTelemetryProvider_h */
@@ -0,0 +1,160 @@
#import "MMProcessTelemetryProvider.h"
#import <libproc.h>
#import <sys/proc_info.h>
#import <pwd.h>
#import <signal.h>
#import <mach/mach_time.h>
#import <os/lock.h>
@interface MMProcessTelemetryProvider () {
os_unfair_lock _lock;
NSMutableDictionary<NSNumber *, NSNumber *> *_previousCPUTimes;
uint64_t _previousTimestamp;
mach_timebase_info_data_t _timebase;
NSMutableDictionary<NSNumber *, NSString *> *_usernameCache;
}
@end
@implementation MMProcessTelemetryProvider
- (instancetype)init {
self = [super init];
if (self) {
_lock = OS_UNFAIR_LOCK_INIT;
_previousCPUTimes = [NSMutableDictionary dictionary];
_previousTimestamp = 0;
_usernameCache = [NSMutableDictionary dictionary];
mach_timebase_info(&_timebase);
}
return self;
}
- (MMTelemetryDomain)domain {
return MMTelemetryDomainProcess;
}
- (NSString *)providerIdentifier {
return @"com.i3omb.macmonitor.telemetry.process";
}
- (BOOL)isAvailable {
return YES;
}
+ (BOOL)terminateProcessWithPID:(pid_t)pid force:(BOOL)force {
int sig = force ? SIGKILL : SIGTERM;
return kill(pid, sig) == 0;
}
+ (NSArray<NSDictionary<NSString *, id> *> *)calculateProcessListWithRawProcesses:(NSArray<NSDictionary<NSString *, id> *> *)rawProcesses
previousCPUTimes:(nullable NSDictionary<NSNumber *, NSNumber *> *)previousCPUTimes
timeDelta:(NSTimeInterval)timeDelta {
NSMutableArray<NSDictionary<NSString *, id> *> *processed = [NSMutableArray arrayWithCapacity:rawProcesses.count];
for (NSDictionary<NSString *, id> *raw in rawProcesses) {
NSNumber *pidNum = raw[@"pid"];
uint64_t currCPUTime = [raw[@"cpuTimeNs"] unsignedLongLongValue];
double cpuPercent = 0.0;
if (previousCPUTimes && previousCPUTimes[pidNum]) {
uint64_t prevCPUTime = [previousCPUTimes[pidNum] unsignedLongLongValue];
if (currCPUTime >= prevCPUTime && timeDelta > 0.001) {
uint64_t deltaNs = currCPUTime - prevCPUTime;
double deltaSec = (double)deltaNs / 1e9;
cpuPercent = (deltaSec / timeDelta) * 100.0;
}
}
NSMutableDictionary<NSString *, id> *entry = [raw mutableCopy];
entry[@"cpuPercent"] = @(cpuPercent);
[processed addObject:entry];
}
// Sort descending by cpuPercent
[processed sortUsingComparator:^NSComparisonResult(NSDictionary<NSString *, id> *obj1, NSDictionary<NSString *, id> *obj2) {
NSNumber *c1 = obj1[@"cpuPercent"];
NSNumber *c2 = obj2[@"cpuPercent"];
return [c2 compare:c1];
}];
return processed;
}
- (nullable NSDictionary<NSString *, id> *)sampleTelemetryWithError:(NSError **)error {
uint64_t now = mach_absolute_time();
int pids[4096];
int bytes = proc_listpids(PROC_ALL_PIDS, 0, pids, sizeof(pids));
int pidCount = bytes / sizeof(int);
NSMutableArray<NSDictionary<NSString *, id> *> *rawList = [NSMutableArray arrayWithCapacity:pidCount];
NSMutableDictionary<NSNumber *, NSNumber *> *currentCPUTimes = [NSMutableDictionary dictionaryWithCapacity:pidCount];
NSUInteger totalThreads = 0;
for (int i = 0; i < pidCount; i++) {
pid_t pid = pids[i];
if (pid <= 0) continue;
struct proc_taskallinfo tai;
if (proc_pidinfo(pid, PROC_PIDTASKALLINFO, 0, &tai, sizeof(tai)) != sizeof(tai)) {
continue;
}
uint64_t cpuTimeNs = tai.ptinfo.pti_total_user + tai.ptinfo.pti_total_system;
currentCPUTimes[@(pid)] = @(cpuTimeNs);
totalThreads += tai.ptinfo.pti_threadnum;
// Resolve username
NSNumber *uidNum = @(tai.pbsd.pbi_uid);
NSString *username = _usernameCache[uidNum];
if (!username) {
struct passwd *pw = getpwuid(tai.pbsd.pbi_uid);
username = pw ? [NSString stringWithUTF8String:pw->pw_name] : [uidNum stringValue];
_usernameCache[uidNum] = username;
}
NSString *pname = [NSString stringWithUTF8String:tai.pbsd.pbi_name];
[rawList addObject:@{
@"pid": @(pid),
@"ppid": @(tai.pbsd.pbi_ppid),
@"uid": uidNum,
@"username": username,
@"name": pname,
@"cpuTimeNs": @(cpuTimeNs),
@"residentBytes": @(tai.ptinfo.pti_resident_size),
@"virtualBytes": @(tai.ptinfo.pti_virtual_size),
@"threadCount": @(tai.ptinfo.pti_threadnum),
@"runningThreads": @(tai.ptinfo.pti_numrunning)
}];
}
os_unfair_lock_lock(&_lock);
NSDictionary<NSNumber *, NSNumber *> *prev = [_previousCPUTimes copy];
uint64_t prevTime = _previousTimestamp;
_previousCPUTimes = currentCPUTimes;
_previousTimestamp = now;
os_unfair_lock_unlock(&_lock);
NSTimeInterval timeDelta = 1.0;
if (prevTime > 0) {
uint64_t elapsed = now - prevTime;
timeDelta = (double)elapsed * _timebase.numer / _timebase.denom / 1e9;
}
NSArray<NSDictionary<NSString *, id> *> *processed = [MMProcessTelemetryProvider calculateProcessListWithRawProcesses:rawList
previousCPUTimes:prev
timeDelta:timeDelta];
return @{
@"processCount": @(processed.count),
@"totalThreads": @(totalThreads),
@"processes": processed,
@"timeDelta": @(timeDelta)
};
}
@end
@@ -0,0 +1,29 @@
#ifndef MMDiskIOProvider_h
#define MMDiskIOProvider_h
#import <Foundation/Foundation.h>
#import "MMTelemetryProvider.h"
NS_ASSUME_NONNULL_BEGIN
/**
* MMDiskIOProvider
* Samples real-time storage disk transfer rates (read/write bytes per second)
* and transaction rates (read/write IOPS) across internal and external block storage devices.
*/
@interface MMDiskIOProvider : NSObject <MMTelemetryProvider>
- (instancetype)init;
/**
* Pure calculator method for deterministic unit testing.
*/
+ (NSDictionary<NSString *, id> *)calculateDiskIOMetricsWithCurrentSnapshots:(NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *)current
previousSnapshots:(nullable NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *)previous
timeDelta:(NSTimeInterval)timeDelta;
@end
NS_ASSUME_NONNULL_END
#endif /* MMDiskIOProvider_h */
@@ -0,0 +1,170 @@
#import "MMDiskIOProvider.h"
#import <IOKit/IOKitLib.h>
#import <IOKit/storage/IOBlockStorageDriver.h>
#import <mach/mach_time.h>
#import <os/lock.h>
@interface MMDiskIOProvider () {
os_unfair_lock _lock;
NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *_previousSnapshots;
uint64_t _previousTimestamp;
mach_timebase_info_data_t _timebase;
}
@end
@implementation MMDiskIOProvider
- (instancetype)init {
self = [super init];
if (self) {
_lock = OS_UNFAIR_LOCK_INIT;
_previousSnapshots = nil;
_previousTimestamp = 0;
mach_timebase_info(&_timebase);
}
return self;
}
- (MMTelemetryDomain)domain {
return MMTelemetryDomainStorage;
}
- (NSString *)providerIdentifier {
return @"com.i3omb.macmonitor.telemetry.storage.io";
}
- (BOOL)isAvailable {
return YES;
}
+ (NSDictionary<NSString *, id> *)calculateDiskIOMetricsWithCurrentSnapshots:(NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *)current
previousSnapshots:(nullable NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *)previous
timeDelta:(NSTimeInterval)timeDelta {
double totalReadBps = 0.0;
double totalWriteBps = 0.0;
double totalReadIOPS = 0.0;
double totalWriteIOPS = 0.0;
NSMutableArray<NSDictionary<NSString *, id> *> *disks = [NSMutableArray arrayWithCapacity:current.count];
NSArray<NSString *> *sortedBsdNames = [current.allKeys sortedArrayUsingSelector:@selector(compare:)];
for (NSString *bsdName in sortedBsdNames) {
NSDictionary<NSString *, NSNumber *> *curr = current[bsdName];
NSDictionary<NSString *, NSNumber *> *prev = previous ? previous[bsdName] : nil;
uint64_t currReadBytes = [curr[@"readBytes"] unsignedLongLongValue];
uint64_t currWriteBytes = [curr[@"writeBytes"] unsignedLongLongValue];
uint64_t currReadOps = [curr[@"readOps"] unsignedLongLongValue];
uint64_t currWriteOps = [curr[@"writeOps"] unsignedLongLongValue];
uint64_t prevReadBytes = prev ? [prev[@"readBytes"] unsignedLongLongValue] : currReadBytes;
uint64_t prevWriteBytes = prev ? [prev[@"writeBytes"] unsignedLongLongValue] : currWriteBytes;
uint64_t prevReadOps = prev ? [prev[@"readOps"] unsignedLongLongValue] : currReadOps;
uint64_t prevWriteOps = prev ? [prev[@"writeOps"] unsignedLongLongValue] : currWriteOps;
double deltaReadBytes = (currReadBytes >= prevReadBytes) ? (double)(currReadBytes - prevReadBytes) : 0.0;
double deltaWriteBytes = (currWriteBytes >= prevWriteBytes) ? (double)(currWriteBytes - prevWriteBytes) : 0.0;
double deltaReadOps = (currReadOps >= prevReadOps) ? (double)(currReadOps - prevReadOps) : 0.0;
double deltaWriteOps = (currWriteOps >= prevWriteOps) ? (double)(currWriteOps - prevWriteOps) : 0.0;
double readBps = (timeDelta > 0.0001) ? (deltaReadBytes / timeDelta) : 0.0;
double writeBps = (timeDelta > 0.0001) ? (deltaWriteBytes / timeDelta) : 0.0;
double readIOPS = (timeDelta > 0.0001) ? (deltaReadOps / timeDelta) : 0.0;
double writeIOPS = (timeDelta > 0.0001) ? (deltaWriteOps / timeDelta) : 0.0;
totalReadBps += readBps;
totalWriteBps += writeBps;
totalReadIOPS += readIOPS;
totalWriteIOPS += writeIOPS;
[disks addObject:@{
@"bsdName": bsdName,
@"readBytesPerSec": @(readBps),
@"writeBytesPerSec": @(writeBps),
@"readIOPS": @(readIOPS),
@"writeIOPS": @(writeIOPS),
@"cumulativeReadBytes": @(currReadBytes),
@"cumulativeWriteBytes": @(currWriteBytes),
@"cumulativeReadOps": @(currReadOps),
@"cumulativeWriteOps": @(currWriteOps)
}];
}
return @{
@"disks": disks,
@"totalReadBytesPerSec": @(totalReadBps),
@"totalWriteBytesPerSec": @(totalWriteBps),
@"totalReadIOPS": @(totalReadIOPS),
@"totalWriteIOPS": @(totalWriteIOPS),
@"timeDelta": @(timeDelta)
};
}
- (nullable NSDictionary<NSString *, id> *)sampleTelemetryWithError:(NSError **)error {
uint64_t now = mach_absolute_time();
NSMutableDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *currentSnapshots = [NSMutableDictionary dictionary];
CFMutableDictionaryRef matching = IOServiceMatching(kIOBlockStorageDriverClass);
io_iterator_t iterator = IO_OBJECT_NULL;
if (IOServiceGetMatchingServices(kIOMainPortDefault, matching, &iterator) == KERN_SUCCESS && iterator != IO_OBJECT_NULL) {
io_registry_entry_t entry;
while ((entry = IOIteratorNext(iterator)) != IO_OBJECT_NULL) {
NSString *bsdName = nil;
io_iterator_t childIterator;
if (IORegistryEntryGetChildIterator(entry, kIOServicePlane, &childIterator) == KERN_SUCCESS) {
io_registry_entry_t child;
while ((child = IOIteratorNext(childIterator)) != IO_OBJECT_NULL) {
CFTypeRef nameRef = IORegistryEntryCreateCFProperty(child, CFSTR("BSD Name"), kCFAllocatorDefault, 0);
if (nameRef) {
bsdName = CFBridgingRelease(nameRef);
IOObjectRelease(child);
break;
}
IOObjectRelease(child);
}
IOObjectRelease(childIterator);
}
if (bsdName) {
CFTypeRef statsRef = IORegistryEntryCreateCFProperty(entry, CFSTR("Statistics"), kCFAllocatorDefault, 0);
if (statsRef) {
NSDictionary *stats = CFBridgingRelease(statsRef);
NSNumber *readBytes = stats[@"Bytes (Read)"] ?: @0;
NSNumber *writeBytes = stats[@"Bytes (Write)"] ?: @0;
NSNumber *readOps = stats[@"Operations (Read)"] ?: @0;
NSNumber *writeOps = stats[@"Operations (Write)"] ?: @0;
currentSnapshots[bsdName] = @{
@"readBytes": readBytes,
@"writeBytes": writeBytes,
@"readOps": readOps,
@"writeOps": writeOps
};
}
}
IOObjectRelease(entry);
}
IOObjectRelease(iterator);
}
os_unfair_lock_lock(&_lock);
NSDictionary<NSString *, NSDictionary<NSString *, NSNumber *> *> *prev = _previousSnapshots;
uint64_t prevTime = _previousTimestamp;
_previousSnapshots = currentSnapshots;
_previousTimestamp = now;
os_unfair_lock_unlock(&_lock);
NSTimeInterval timeDelta = 1.0;
if (prevTime > 0) {
uint64_t elapsed = now - prevTime;
timeDelta = (double)elapsed * _timebase.numer / _timebase.denom / 1e9;
}
return [MMDiskIOProvider calculateDiskIOMetricsWithCurrentSnapshots:currentSnapshots
previousSnapshots:prev
timeDelta:timeDelta];
}
@end
@@ -0,0 +1,33 @@
#ifndef MMLoadAverageProvider_h
#define MMLoadAverageProvider_h
#import <Foundation/Foundation.h>
#import "MMTelemetryProvider.h"
NS_ASSUME_NONNULL_BEGIN
/**
* MMLoadAverageProvider
* Samples 1m, 5m, and 15m system load averages, Mach concurrency factors,
* and system-wide task and thread counts.
*/
@interface MMLoadAverageProvider : NSObject <MMTelemetryProvider>
- (instancetype)init;
/**
* Pure calculator method for deterministic unit testing.
*/
+ (NSDictionary<NSString *, id> *)calculateLoadMetricsWithLoad1:(double)load1
load5:(double)load5
load15:(double)load15
taskCount:(int)taskCount
threadCount:(int)threadCount
cpuCount:(int)cpuCount
machFactor:(double)machFactor;
@end
NS_ASSUME_NONNULL_END
#endif /* MMLoadAverageProvider_h */
@@ -0,0 +1,92 @@
#import "MMLoadAverageProvider.h"
#import <mach/mach.h>
#import <mach/processor_info.h>
#import <sys/sysctl.h>
#import <stdlib.h>
@implementation MMLoadAverageProvider
- (instancetype)init {
self = [super init];
return self;
}
- (MMTelemetryDomain)domain {
return MMTelemetryDomainSystem;
}
- (NSString *)providerIdentifier {
return @"com.i3omb.macmonitor.telemetry.system.load";
}
- (BOOL)isAvailable {
return YES;
}
+ (NSDictionary<NSString *, id> *)calculateLoadMetricsWithLoad1:(double)load1
load5:(double)load5
load15:(double)load15
taskCount:(int)taskCount
threadCount:(int)threadCount
cpuCount:(int)cpuCount
machFactor:(double)machFactor {
int safeCpus = cpuCount > 0 ? cpuCount : 1;
double norm1 = load1 / (double)safeCpus;
double norm5 = load5 / (double)safeCpus;
double norm15 = load15 / (double)safeCpus;
return @{
@"load1m": @(load1),
@"load5m": @(load5),
@"load15m": @(load15),
@"normalizedLoad1m": @(norm1),
@"normalizedLoad5m": @(norm5),
@"normalizedLoad15m": @(norm15),
@"taskCount": @(taskCount),
@"threadCount": @(threadCount),
@"logicalCpuCount": @(safeCpus),
@"machFactor": @(machFactor),
@"isOverloaded": @(norm1 > 1.0)
};
}
- (nullable NSDictionary<NSString *, id> *)sampleTelemetryWithError:(NSError **)error {
// 1. Get BSD load averages
double load[3] = {0.0, 0.0, 0.0};
int ret = getloadavg(load, 3);
if (ret <= 0) {
load[0] = 0.0;
load[1] = 0.0;
load[2] = 0.0;
}
// 2. Query Mach processor set for task & thread counts and mach factor
mach_port_t host = mach_host_self();
processor_set_name_port_t pset = MACH_PORT_NULL;
processor_set_load_info_data_t loadInfo = {0};
mach_msg_type_number_t count = PROCESSOR_SET_LOAD_INFO_COUNT;
kern_return_t kr = processor_set_default(host, &pset);
if (kr == KERN_SUCCESS && MACH_PORT_VALID(pset)) {
kr = processor_set_statistics(pset, PROCESSOR_SET_LOAD_INFO, (processor_set_info_t)&loadInfo, &count);
mach_port_deallocate(mach_task_self(), pset);
}
double machFactor = (double)loadInfo.mach_factor / (double)LOAD_SCALE;
// 3. Query logical CPU core count
int cpuCount = 1;
size_t size = sizeof(cpuCount);
sysctlbyname("hw.logicalcpu", &cpuCount, &size, NULL, 0);
if (cpuCount <= 0) cpuCount = 1;
return [MMLoadAverageProvider calculateLoadMetricsWithLoad1:load[0]
load5:load[1]
load15:load[2]
taskCount:loadInfo.task_count
threadCount:loadInfo.thread_count
cpuCount:cpuCount
machFactor:machFactor];
}
@end
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//
// MMBatteryTests.swift
// MacMonitorTests
//
// Unit and integration tests for MMBatteryTelemetryProvider.
//
import XCTest
@testable import MacMonitor
final class MMBatteryTests: XCTestCase {
var provider: MMBatteryTelemetryProvider!
override func setUp() {
super.setUp()
provider = MMBatteryTelemetryProvider()
}
override func tearDown() {
provider = nil
super.tearDown()
}
func testDomainAndIdentifier() {
XCTAssertEqual(provider.domain, .power)
XCTAssertEqual(provider.providerIdentifier, "com.i3omb.macmonitor.telemetry.battery")
}
func testCalculateBatteryHealthWithSimulatedNormalBattery() {
let raw: [String: Any] = [
"BatteryInstalled": true,
"CycleCount": 250,
"DesignCycleCount9C": 1000,
"CurrentCapacity": 3000,
"MaxCapacity": 4000,
"DesignCapacity": 4400,
"Temperature": 3150, // 31.5 C
"Voltage": 11100, // 11.1 V
"Amperage": -1500, // -1.5 A
"IsCharging": false,
"FullyCharged": false,
"ExternalConnected": false,
"TimeRemaining": 120,
"Manufacturer": "SMP",
"Serial": "TEST123456",
"DeviceName": "bq20z451"
]
let health = MMBatteryTelemetryProvider.calculateBatteryHealth(withProperties: raw)
XCTAssertEqual(health["hasBattery"] as? Bool, true)
XCTAssertEqual(health["installed"] as? Bool, true)
XCTAssertEqual(health["healthCondition"] as? String, "Normal")
let healthPercent = (health["healthPercent"] as? Double) ?? 0.0
XCTAssertEqual(healthPercent, 90.9, accuracy: 0.1)
XCTAssertEqual(health["cycleCount"] as? Int, 250)
XCTAssertEqual(health["designCycleCount"] as? Int, 1000)
XCTAssertEqual(health["temperature"] as? Double, 31.5)
let watts = (health["watts"] as? Double) ?? 0.0
XCTAssertEqual(watts, 16.7, accuracy: 0.2)
XCTAssertEqual(health["manufacturer"] as? String, "SMP")
}
func testCalculateBatteryHealthWithServiceRecommended() {
let raw: [String: Any] = [
"BatteryInstalled": true,
"CycleCount": 1100,
"DesignCycleCount9C": 1000,
"CurrentCapacity": 1500,
"MaxCapacity": 2500,
"DesignCapacity": 4400, // ~56.8% health
"Temperature": 3200,
"Voltage": 10800,
"Amperage": -1000,
"IsCharging": false,
"FullyCharged": false,
"ExternalConnected": false,
"TimeRemaining": 90,
"Manufacturer": "Apple"
]
let health = MMBatteryTelemetryProvider.calculateBatteryHealth(withProperties: raw)
XCTAssertEqual(health["healthCondition"] as? String, "Service Recommended")
let healthPercent = (health["healthPercent"] as? Double) ?? 0.0
XCTAssertLessThan(healthPercent, 70.0)
}
func testCalculateBatteryHealthWithNil() {
let health = MMBatteryTelemetryProvider.calculateBatteryHealth(withProperties: nil)
XCTAssertEqual(health["hasBattery"] as? Bool, false)
XCTAssertEqual(health["installed"] as? Bool, false)
XCTAssertEqual(health["healthCondition"] as? String, "No Battery")
}
func testLiveSampleBattery() {
do {
let sample = try provider.sampleTelemetry()
XCTAssertNotNil(sample)
if provider.hasBattery {
XCTAssertEqual(sample["hasBattery"] as? Bool, true)
XCTAssertNotNil(sample["cycleCount"])
XCTAssertNotNil(sample["healthPercent"])
XCTAssertNotNil(sample["healthCondition"])
}
} catch {
XCTFail("sampleTelemetry threw error: \(error)")
}
}
}
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import XCTest
@testable import MacMonitor
final class MMDiskIOTests: XCTestCase {
func testDiskIOMetricsCalculation() {
let prev: [String: [String: NSNumber]] = [
"disk0": [
"readBytes": NSNumber(value: 10_000_000),
"writeBytes": NSNumber(value: 5_000_000),
"readOps": NSNumber(value: 1_000),
"writeOps": NSNumber(value: 500)
],
"disk1": [
"readBytes": NSNumber(value: 2_000_000),
"writeBytes": NSNumber(value: 1_000_000),
"readOps": NSNumber(value: 200),
"writeOps": NSNumber(value: 100)
]
]
let curr: [String: [String: NSNumber]] = [
"disk0": [
"readBytes": NSNumber(value: 20_000_000), // delta = 10,000,000 bytes
"writeBytes": NSNumber(value: 7_000_000), // delta = 2,000,000 bytes
"readOps": NSNumber(value: 1_200), // delta = 200 ops
"writeOps": NSNumber(value: 600) // delta = 100 ops
],
"disk1": [
"readBytes": NSNumber(value: 4_000_000), // delta = 2,000,000 bytes
"writeBytes": NSNumber(value: 1_000_000), // delta = 0
"readOps": NSNumber(value: 250), // delta = 50 ops
"writeOps": NSNumber(value: 100) // delta = 0 ops
]
]
let timeDelta: TimeInterval = 2.0 // 2 seconds
let metrics = MMDiskIOProvider.calculateDiskIOMetrics(
withCurrentSnapshots: curr,
previousSnapshots: prev,
timeDelta: timeDelta
)
let totalReadBps = metrics["totalReadBytesPerSec"] as? Double ?? 0
let totalWriteBps = metrics["totalWriteBytesPerSec"] as? Double ?? 0
let totalReadIOPS = metrics["totalReadIOPS"] as? Double ?? 0
let totalWriteIOPS = metrics["totalWriteIOPS"] as? Double ?? 0
let disks = metrics["disks"] as? [[String: Any]] ?? []
// (10MB + 2MB) / 2s = 6,000,000 B/s
XCTAssertEqual(totalReadBps, 6_000_000.0, accuracy: 1.0)
// (2MB + 0) / 2s = 1,000,000 B/s
XCTAssertEqual(totalWriteBps, 1_000_000.0, accuracy: 1.0)
// (200 + 50) / 2s = 125 IOPS
XCTAssertEqual(totalReadIOPS, 125.0, accuracy: 0.1)
// (100 + 0) / 2s = 50 IOPS
XCTAssertEqual(totalWriteIOPS, 50.0, accuracy: 0.1)
XCTAssertEqual(disks.count, 2)
}
func testLiveDiskIOProvider() throws {
let provider = MMDiskIOProvider()
XCTAssertEqual(provider.domain, .storage)
XCTAssertEqual(provider.providerIdentifier, "com.i3omb.macmonitor.telemetry.storage.io")
let sample = try provider.sampleTelemetry()
XCTAssertNotNil(sample)
XCTAssertNotNil(sample["totalReadBytesPerSec"])
XCTAssertNotNil(sample["totalWriteBytesPerSec"])
XCTAssertNotNil(sample["disks"])
}
}
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import XCTest
@testable import MacMonitor
final class MMGPUTests: XCTestCase {
func testGPUMetricsCalculation() {
let mockGPUs: [[String: Any]] = [
[
"name": "Intel Iris Plus Graphics 655",
"type": "Integrated",
"utilization": 15.0,
"vramUsedBytes": 500_000_000,
"vramTotalBytes": 1_500_000_000,
"temperature": 45.0,
"isLowPower": true,
"isRemovable": false
],
[
"name": "AMD Radeon Pro 560X",
"type": "Discrete",
"utilization": 75.0,
"vramUsedBytes": 3_000_000_000,
"vramTotalBytes": 4_000_000_000,
"temperature": 68.0,
"isLowPower": false,
"isRemovable": false
]
]
let metrics = MMGPUTelemetryProvider.calculateGPUMetrics(withDevices: mockGPUs)
let count = metrics["gpuCount"] as? Int ?? 0
let avg = metrics["averageUtilization"] as? Double ?? 0
let peak = metrics["peakUtilization"] as? Double ?? 0
let active = metrics["activeGPUName"] as? String ?? ""
XCTAssertEqual(count, 2)
XCTAssertEqual(avg, 45.0, accuracy: 0.1)
XCTAssertEqual(peak, 75.0, accuracy: 0.1)
XCTAssertEqual(active, "AMD Radeon Pro 560X")
}
func testLiveGPUProvider() throws {
let provider = MMGPUTelemetryProvider()
XCTAssertEqual(provider.domain, .gpu)
XCTAssertEqual(provider.providerIdentifier, "com.i3omb.macmonitor.telemetry.gpu")
let sample = try provider.sampleTelemetry()
XCTAssertNotNil(sample)
XCTAssertNotNil(sample["gpuCount"])
XCTAssertNotNil(sample["devices"])
XCTAssertNotNil(sample["activeGPUName"])
}
}
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import XCTest
@testable import MacMonitor
final class MMKernelTelemetryTests: XCTestCase {
func testKernelRatesCalculation() {
let prev: [String: NSNumber] = [
"contextSwitches": NSNumber(value: 100_000),
"syscalls": NSNumber(value: 200_000),
"pageFaults": NSNumber(value: 50_000),
"cowFaults": NSNumber(value: 1_000),
"zeroFills": NSNumber(value: 10_000),
"pageins": NSNumber(value: 500),
"pageouts": NSNumber(value: 100),
"decompressions": NSNumber(value: 200),
"compressions": NSNumber(value: 300)
]
let curr: [String: NSNumber] = [
"contextSwitches": NSNumber(value: 102_500), // delta = 2,500
"syscalls": NSNumber(value: 210_000), // delta = 10,000
"pageFaults": NSNumber(value: 51_000), // delta = 1,000
"cowFaults": NSNumber(value: 1_050), // delta = 50
"zeroFills": NSNumber(value: 10_200), // delta = 200
"pageins": NSNumber(value: 520), // delta = 20
"pageouts": NSNumber(value: 105), // delta = 5
"decompressions": NSNumber(value: 210), // delta = 10
"compressions": NSNumber(value: 315) // delta = 15
]
let timeDelta: TimeInterval = 2.0 // 2 seconds
let rates = MMKernelTelemetryProvider.calculateRates(
withCurrentCounters: curr,
previousCounters: prev,
timeDelta: timeDelta
)
let cswRate = rates["contextSwitchesRate"] as? Double ?? 0
let syscallRate = rates["syscallsRate"] as? Double ?? 0
let faultRate = rates["pageFaultsRate"] as? Double ?? 0
let cowRate = rates["cowFaultsRate"] as? Double ?? 0
let zeroFillRate = rates["zeroFillsRate"] as? Double ?? 0
let pageinsRate = rates["pageinsRate"] as? Double ?? 0
XCTAssertEqual(cswRate, 1250.0, accuracy: 0.1)
XCTAssertEqual(syscallRate, 5000.0, accuracy: 0.1)
XCTAssertEqual(faultRate, 500.0, accuracy: 0.1)
XCTAssertEqual(cowRate, 25.0, accuracy: 0.1)
XCTAssertEqual(zeroFillRate, 100.0, accuracy: 0.1)
XCTAssertEqual(pageinsRate, 10.0, accuracy: 0.1)
let cumCSW = rates["cumulative_contextSwitches"] as? UInt64 ?? 0
XCTAssertEqual(cumCSW, 102_500)
}
func testLiveKernelProvider() throws {
let provider = MMKernelTelemetryProvider()
XCTAssertEqual(provider.domain, .system)
XCTAssertEqual(provider.providerIdentifier, "com.i3omb.macmonitor.telemetry.kernel.counters")
let sample = try provider.sampleTelemetry()
XCTAssertNotNil(sample)
XCTAssertNotNil(sample["cumulative_contextSwitches"])
XCTAssertNotNil(sample["cumulative_syscalls"])
XCTAssertNotNil(sample["cumulative_pageFaults"])
XCTAssertNotNil(sample["contextSwitchesRate"])
XCTAssertNotNil(sample["syscallsRate"])
}
}
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import XCTest
@testable import MacMonitor
final class MMLoadAverageTests: XCTestCase {
func testLoadMetricsCalculation() {
let metrics = MMLoadAverageProvider.calculateLoadMetrics(
withLoad1: 4.0,
load5: 3.5,
load15: 2.5,
taskCount: 500,
threadCount: 2200,
cpuCount: 8,
machFactor: 1.25
)
let load1 = metrics["load1m"] as? Double ?? 0
let norm1 = metrics["normalizedLoad1m"] as? Double ?? 0
let norm5 = metrics["normalizedLoad5m"] as? Double ?? 0
let taskCount = metrics["taskCount"] as? Int ?? 0
let threadCount = metrics["threadCount"] as? Int ?? 0
let isOverloaded = metrics["isOverloaded"] as? Bool ?? true
XCTAssertEqual(load1, 4.0, accuracy: 0.01)
XCTAssertEqual(norm1, 4.0 / 8.0, accuracy: 0.01)
XCTAssertEqual(norm5, 3.5 / 8.0, accuracy: 0.01)
XCTAssertEqual(taskCount, 500)
XCTAssertEqual(threadCount, 2200)
XCTAssertFalse(isOverloaded)
}
func testOverloadedStateDetection() {
let metrics = MMLoadAverageProvider.calculateLoadMetrics(
withLoad1: 12.0,
load5: 10.0,
load15: 8.0,
taskCount: 650,
threadCount: 3100,
cpuCount: 8,
machFactor: 0.4
)
let isOverloaded = metrics["isOverloaded"] as? Bool ?? false
let norm1 = metrics["normalizedLoad1m"] as? Double ?? 0
XCTAssertTrue(isOverloaded)
XCTAssertEqual(norm1, 1.5, accuracy: 0.01)
}
func testLiveLoadAverageProvider() throws {
let provider = MMLoadAverageProvider()
XCTAssertEqual(provider.domain, .system)
XCTAssertEqual(provider.providerIdentifier, "com.i3omb.macmonitor.telemetry.system.load")
let sample = try provider.sampleTelemetry()
XCTAssertNotNil(sample)
XCTAssertNotNil(sample["load1m"])
XCTAssertNotNil(sample["taskCount"])
XCTAssertNotNil(sample["threadCount"])
XCTAssertNotNil(sample["normalizedLoad1m"])
}
}
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import XCTest
@testable import MacMonitor
final class MMNetworkBandwidthTests: XCTestCase {
func testNetworkBandwidthCalculation() {
let prev: [String: [String: NSNumber]] = [
"en0": [
"inBytes": NSNumber(value: 50_000_000),
"outBytes": NSNumber(value: 10_000_000),
"inPackets": NSNumber(value: 40_000),
"outPackets": NSNumber(value: 20_000),
"inErrors": NSNumber(value: 0),
"outErrors": NSNumber(value: 0)
],
"lo0": [
"inBytes": NSNumber(value: 5_000_000),
"outBytes": NSNumber(value: 5_000_000),
"inPackets": NSNumber(value: 5_000),
"outPackets": NSNumber(value: 5_000),
"inErrors": NSNumber(value: 0),
"outErrors": NSNumber(value: 0)
]
]
let curr: [String: [String: NSNumber]] = [
"en0": [
"inBytes": NSNumber(value: 60_000_000), // delta in = 10,000,000 bytes
"outBytes": NSNumber(value: 12_000_000), // delta out = 2,000,000 bytes
"inPackets": NSNumber(value: 48_000), // delta in = 8,000 pkts
"outPackets": NSNumber(value: 24_000), // delta out = 4,000 pkts
"inErrors": NSNumber(value: 0),
"outErrors": NSNumber(value: 0)
],
"lo0": [
"inBytes": NSNumber(value: 7_000_000),
"outBytes": NSNumber(value: 7_000_000),
"inPackets": NSNumber(value: 7_000),
"outPackets": NSNumber(value: 7_000),
"inErrors": NSNumber(value: 0),
"outErrors": NSNumber(value: 0)
]
]
let timeDelta: TimeInterval = 2.0 // 2 seconds
let ipDict: [String: String] = ["en0": "192.168.1.100", "lo0": "127.0.0.1"]
let metrics = MMNetworkBandwidthProvider.calculateBandwidthMetrics(
withCurrentSnapshots: curr,
previousSnapshots: prev,
timeDelta: timeDelta,
ipAddresses: ipDict
)
let totalDownBps = metrics["totalDownloadBytesPerSec"] as? Double ?? 0
let totalUpBps = metrics["totalUploadBytesPerSec"] as? Double ?? 0
let totalDownPps = metrics["totalDownloadPacketsPerSec"] as? Double ?? 0
let totalUpPps = metrics["totalUploadPacketsPerSec"] as? Double ?? 0
let primary = metrics["primaryInterface"] as? String ?? ""
let interfaces = metrics["interfaces"] as? [[String: Any]] ?? []
// en0 delta in = 10MB / 2s = 5,000,000 B/s (lo0 is excluded from total)
XCTAssertEqual(totalDownBps, 5_000_000.0, accuracy: 1.0)
// en0 delta out = 2MB / 2s = 1,000,000 B/s
XCTAssertEqual(totalUpBps, 1_000_000.0, accuracy: 1.0)
// en0 delta in pkts = 8,000 / 2s = 4,000 pps
XCTAssertEqual(totalDownPps, 4000.0, accuracy: 0.1)
// en0 delta out pkts = 4,000 / 2s = 2,000 pps
XCTAssertEqual(totalUpPps, 2000.0, accuracy: 0.1)
XCTAssertEqual(primary, "en0")
XCTAssertEqual(interfaces.count, 2)
}
func testLiveNetworkBandwidthProvider() throws {
let provider = MMNetworkBandwidthProvider()
XCTAssertEqual(provider.domain, .network)
XCTAssertEqual(provider.providerIdentifier, "com.i3omb.macmonitor.telemetry.network.bandwidth")
let sample = try provider.sampleTelemetry()
XCTAssertNotNil(sample)
XCTAssertNotNil(sample["totalDownloadBytesPerSec"])
XCTAssertNotNil(sample["totalUploadBytesPerSec"])
XCTAssertNotNil(sample["interfaces"])
}
}
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import XCTest
@testable import MacMonitor
final class MMNetworkSocketsTests: XCTestCase {
func testSocketSummaryCalculation() {
let testSockets: [[String: Any]] = [
[
"pid": 100,
"processName": "web_server",
"protocol": "TCP",
"family": "IPv4",
"localAddress": "0.0.0.0",
"localPort": 8080,
"remoteAddress": "0.0.0.0",
"remotePort": 0,
"state": "LISTEN"
],
[
"pid": 200,
"processName": "browser",
"protocol": "TCP",
"family": "IPv4",
"localAddress": "192.168.1.50",
"localPort": 54321,
"remoteAddress": "142.250.190.46",
"remotePort": 443,
"state": "ESTABLISHED"
],
[
"pid": 300,
"processName": "dns_daemon",
"protocol": "UDP",
"family": "IPv4",
"localAddress": "0.0.0.0",
"localPort": 53,
"remoteAddress": "0.0.0.0",
"remotePort": 0,
"state": "NONE"
]
]
let summary = MMNetworkSocketsProvider.calculateSocketSummary(withSocketList: testSockets)
let total = summary["socketCount"] as? Int ?? 0
let tcp = summary["tcpCount"] as? Int ?? 0
let udp = summary["udpCount"] as? Int ?? 0
let listen = summary["listenCount"] as? Int ?? 0
let established = summary["establishedCount"] as? Int ?? 0
XCTAssertEqual(total, 3)
XCTAssertEqual(tcp, 2)
XCTAssertEqual(udp, 1)
XCTAssertEqual(listen, 1)
XCTAssertEqual(established, 1)
}
func testLiveNetworkSocketsProvider() throws {
let provider = MMNetworkSocketsProvider()
XCTAssertEqual(provider.domain, .network)
XCTAssertEqual(provider.providerIdentifier, "com.i3omb.macmonitor.telemetry.network.sockets")
let sample = try provider.sampleTelemetry()
XCTAssertNotNil(sample)
XCTAssertNotNil(sample["socketCount"])
XCTAssertNotNil(sample["sockets"])
}
}
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//
// MMPeripheralsTests.swift
// MacMonitorTests
//
// Unit and integration tests for MMPeripheralsProvider.
//
import XCTest
@testable import MacMonitor
final class MMPeripheralsTests: XCTestCase {
var provider: MMPeripheralsProvider!
override func setUp() {
super.setUp()
provider = MMPeripheralsProvider()
}
override func tearDown() {
provider = nil
super.tearDown()
}
func testDomainAndIdentifier() {
XCTAssertEqual(provider.domain, .peripherals)
XCTAssertEqual(provider.providerIdentifier, "com.i3omb.macmonitor.telemetry.peripherals")
XCTAssertTrue(provider.isAvailable)
}
func testSamplePeripheralsLive() {
do {
let sample = try provider.sampleTelemetry()
XCTAssertNotNil(sample)
let total = sample["totalDeviceCount"] as? Int ?? 0
XCTAssertGreaterThan(total, 0, "Host system should have at least 1 PCI/USB device")
let pci = sample["pciDevices"] as? [[String: Any]] ?? []
XCTAssertGreaterThan(pci.count, 0, "Intel Mac should have PCI devices (host bridge, GPU, etc.)")
if let firstPCI = pci.first {
XCTAssertNotNil(firstPCI["name"])
XCTAssertEqual(firstPCI["busType"] as? String, "PCI")
}
let usb = sample["usbDevices"] as? [[String: Any]] ?? []
for dev in usb {
XCTAssertEqual(dev["busType"] as? String, "USB")
XCTAssertNotNil(dev["name"])
}
} catch {
XCTFail("sampleTelemetry threw error: \(error)")
}
}
func testPeripheralDeviceModel() {
let dev = MMPeripheralDevice()
dev.name = "Magic Trackpad"
dev.busType = .USB
dev.vendorName = "Apple Inc."
dev.vendorID = 0x05ac
dev.productID = 0x0265
dev.isBuiltIn = false
let dict = dev.toDictionary()
XCTAssertEqual(dict["name"] as? String, "Magic Trackpad")
XCTAssertEqual(dict["busType"] as? String, "USB")
XCTAssertEqual(dict["vendorName"] as? String, "Apple Inc.")
XCTAssertEqual(dict["vendorID"] as? UInt32, 0x05ac)
XCTAssertEqual(dict["productID"] as? UInt32, 0x0265)
XCTAssertEqual(dict["isBuiltIn"] as? Bool, false)
}
}
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import XCTest
@testable import MacMonitor
final class MMProcessDetailsTests: XCTestCase {
func testInspectionSummaryCalculation() {
let mockThreads: [[String: Any]] = [
["threadId": 1, "state": "Running"],
["threadId": 2, "state": "Waiting"]
]
let mockFDs: [[String: Any]] = [
["fd": 0, "type": "File", "path": "/dev/null"],
["fd": 1, "type": "File", "path": "/tmp/test.log"],
["fd": 3, "type": "Socket", "path": "TCP 127.0.0.1:80 -> 127.0.0.1:50000"]
]
let mockSockets: [[String: Any]] = [
["fd": 3, "protocol": "TCP", "localAddress": "127.0.0.1", "localPort": 80, "state": "LISTEN"]
]
let summary = MMProcessDetailInspector.summarizeInspectionResults(
withPID: 1234,
threads: mockThreads,
fds: mockFDs,
sockets: mockSockets
)
let pid = summary["pid"] as? Int ?? 0
let threadCount = summary["threadCount"] as? Int ?? 0
let openFDCount = summary["openFDCount"] as? Int ?? 0
let socketCount = summary["socketCount"] as? Int ?? 0
XCTAssertEqual(pid, 1234)
XCTAssertEqual(threadCount, 2)
XCTAssertEqual(openFDCount, 3)
XCTAssertEqual(socketCount, 1)
}
func testLiveProcessInspection() {
let currentPid = getpid()
let result = MMProcessDetailInspector.inspectProcess(withPID: currentPid)
XCTAssertNotNil(result)
let threadCount = result?["threadCount"] as? Int ?? 0
XCTAssertGreaterThan(threadCount, 0)
let fds = result?["fileDescriptors"] as? [[String: Any]]
XCTAssertNotNil(fds)
}
}
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import XCTest
@testable import MacMonitor
final class MMProcessTests: XCTestCase {
func testProcessCPUPercentCalculation() {
let prevCPUTimes: [NSNumber: NSNumber] = [
100: NSNumber(value: 1_000_000_000), // 1.0s
200: NSNumber(value: 500_000_000) // 0.5s
]
let rawProcesses: [[String: Any]] = [
[
"pid": 100,
"ppid": 1,
"uid": 501,
"username": "tester",
"name": "cpu_hog",
"cpuTimeNs": NSNumber(value: 2_000_000_000), // delta = 1.0s over 2.0s = 50% CPU
"residentBytes": NSNumber(value: 50_000_000),
"virtualBytes": NSNumber(value: 100_000_000),
"threadCount": 4,
"runningThreads": 1
],
[
"pid": 200,
"ppid": 1,
"uid": 501,
"username": "tester",
"name": "idle_app",
"cpuTimeNs": NSNumber(value: 520_000_000), // delta = 0.02s over 2.0s = 1% CPU
"residentBytes": NSNumber(value: 20_000_000),
"virtualBytes": NSNumber(value: 50_000_000),
"threadCount": 2,
"runningThreads": 0
]
]
let timeDelta: TimeInterval = 2.0
let results = MMProcessTelemetryProvider.calculateProcessList(
withRawProcesses: rawProcesses,
previousCPUTimes: prevCPUTimes,
timeDelta: timeDelta
)
XCTAssertEqual(results.count, 2)
// First entry should be highest CPU
XCTAssertEqual(results[0]["name"] as? String, "cpu_hog")
let hogCPU = results[0]["cpuPercent"] as? Double ?? 0
XCTAssertEqual(hogCPU, 50.0, accuracy: 0.1)
let idleCPU = results[1]["cpuPercent"] as? Double ?? 0
XCTAssertEqual(idleCPU, 1.0, accuracy: 0.1)
}
func testLiveProcessProvider() throws {
let provider = MMProcessTelemetryProvider()
XCTAssertEqual(provider.domain, .process)
XCTAssertEqual(provider.providerIdentifier, "com.i3omb.macmonitor.telemetry.process")
let sample = try provider.sampleTelemetry()
XCTAssertNotNil(sample)
let processCount = sample["processCount"] as? Int ?? 0
XCTAssertGreaterThan(processCount, 0)
XCTAssertNotNil(sample["processes"])
XCTAssertNotNil(sample["totalThreads"])
}
}