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Diffstat (limited to '')
| -rw-r--r-- | darwin/Platform.c | 609 |
1 files changed, 609 insertions, 0 deletions
diff --git a/darwin/Platform.c b/darwin/Platform.c new file mode 100644 index 0000000..387910e --- /dev/null +++ b/darwin/Platform.c @@ -0,0 +1,609 @@ +/* +htop - darwin/Platform.c +(C) 2014 Hisham H. Muhammad +(C) 2015 David C. Hunt +Released under the GNU GPLv2+, see the COPYING file +in the source distribution for its full text. +*/ + +#include "config.h" // IWYU pragma: keep + +#include "darwin/Platform.h" + +#include <errno.h> +#include <math.h> +#include <stdlib.h> +#include <unistd.h> +#include <net/if.h> +#include <net/if_types.h> +#include <net/route.h> +#include <sys/socket.h> +#include <sys/_types/_mach_port_t.h> + +#include <CoreFoundation/CFBase.h> +#include <CoreFoundation/CFDictionary.h> +#include <CoreFoundation/CFNumber.h> +#include <CoreFoundation/CFString.h> +#include <CoreFoundation/CoreFoundation.h> + +#include <IOKit/IOKitLib.h> +#include <IOKit/IOTypes.h> +#include <IOKit/ps/IOPowerSources.h> +#include <IOKit/ps/IOPSKeys.h> +#include <IOKit/storage/IOBlockStorageDriver.h> + +#include "ClockMeter.h" +#include "CPUMeter.h" +#include "CRT.h" +#include "DateMeter.h" +#include "DateTimeMeter.h" +#include "FileDescriptorMeter.h" +#include "HostnameMeter.h" +#include "LoadAverageMeter.h" +#include "Macros.h" +#include "MemoryMeter.h" +#include "MemorySwapMeter.h" +#include "ProcessLocksScreen.h" +#include "SwapMeter.h" +#include "SysArchMeter.h" +#include "TasksMeter.h" +#include "UptimeMeter.h" +#include "darwin/DarwinMachine.h" +#include "darwin/PlatformHelpers.h" +#include "generic/fdstat_sysctl.h" +#include "zfs/ZfsArcMeter.h" +#include "zfs/ZfsCompressedArcMeter.h" + +#ifdef HAVE_HOST_GET_CLOCK_SERVICE +#include <mach/clock.h> +#include <mach/mach.h> +#endif + +#ifdef HAVE_MACH_MACH_TIME_H +#include <mach/mach_time.h> +#endif + + +const ScreenDefaults Platform_defaultScreens[] = { + { + .name = "Main", + .columns = "PID USER PRIORITY NICE M_VIRT M_RESIDENT STATE PERCENT_CPU PERCENT_MEM TIME Command", + .sortKey = "PERCENT_CPU", + }, +}; + +const unsigned int Platform_numberOfDefaultScreens = ARRAYSIZE(Platform_defaultScreens); + +const SignalItem Platform_signals[] = { + { .name = " 0 Cancel", .number = 0 }, + { .name = " 1 SIGHUP", .number = 1 }, + { .name = " 2 SIGINT", .number = 2 }, + { .name = " 3 SIGQUIT", .number = 3 }, + { .name = " 4 SIGILL", .number = 4 }, + { .name = " 5 SIGTRAP", .number = 5 }, + { .name = " 6 SIGABRT", .number = 6 }, + { .name = " 6 SIGIOT", .number = 6 }, + { .name = " 7 SIGEMT", .number = 7 }, + { .name = " 8 SIGFPE", .number = 8 }, + { .name = " 9 SIGKILL", .number = 9 }, + { .name = "10 SIGBUS", .number = 10 }, + { .name = "11 SIGSEGV", .number = 11 }, + { .name = "12 SIGSYS", .number = 12 }, + { .name = "13 SIGPIPE", .number = 13 }, + { .name = "14 SIGALRM", .number = 14 }, + { .name = "15 SIGTERM", .number = 15 }, + { .name = "16 SIGURG", .number = 16 }, + { .name = "17 SIGSTOP", .number = 17 }, + { .name = "18 SIGTSTP", .number = 18 }, + { .name = "19 SIGCONT", .number = 19 }, + { .name = "20 SIGCHLD", .number = 20 }, + { .name = "21 SIGTTIN", .number = 21 }, + { .name = "22 SIGTTOU", .number = 22 }, + { .name = "23 SIGIO", .number = 23 }, + { .name = "24 SIGXCPU", .number = 24 }, + { .name = "25 SIGXFSZ", .number = 25 }, + { .name = "26 SIGVTALRM", .number = 26 }, + { .name = "27 SIGPROF", .number = 27 }, + { .name = "28 SIGWINCH", .number = 28 }, + { .name = "29 SIGINFO", .number = 29 }, + { .name = "30 SIGUSR1", .number = 30 }, + { .name = "31 SIGUSR2", .number = 31 }, +}; + +const unsigned int Platform_numberOfSignals = ARRAYSIZE(Platform_signals); + +const MeterClass* const Platform_meterTypes[] = { + &CPUMeter_class, + &ClockMeter_class, + &DateMeter_class, + &DateTimeMeter_class, + &LoadAverageMeter_class, + &LoadMeter_class, + &MemoryMeter_class, + &SwapMeter_class, + &MemorySwapMeter_class, + &TasksMeter_class, + &BatteryMeter_class, + &HostnameMeter_class, + &SysArchMeter_class, + &UptimeMeter_class, + &AllCPUsMeter_class, + &AllCPUs2Meter_class, + &AllCPUs4Meter_class, + &AllCPUs8Meter_class, + &LeftCPUsMeter_class, + &RightCPUsMeter_class, + &LeftCPUs2Meter_class, + &RightCPUs2Meter_class, + &LeftCPUs4Meter_class, + &RightCPUs4Meter_class, + &LeftCPUs8Meter_class, + &RightCPUs8Meter_class, + &ZfsArcMeter_class, + &ZfsCompressedArcMeter_class, + &DiskIOMeter_class, + &NetworkIOMeter_class, + &FileDescriptorMeter_class, + &BlankMeter_class, + NULL +}; + +static double Platform_nanosecondsPerMachTick = 1.0; + +static double Platform_nanosecondsPerSchedulerTick = -1; + +static bool iokit_available = false; +static mach_port_t iokit_port; // the mach port used to initiate communication with IOKit + +bool Platform_init(void) { + Platform_nanosecondsPerMachTick = Platform_calculateNanosecondsPerMachTick(); + + // Determine the number of scheduler clock ticks per second + errno = 0; + long scheduler_ticks_per_sec = sysconf(_SC_CLK_TCK); + + if (errno || scheduler_ticks_per_sec < 1) { + CRT_fatalError("Unable to retrieve clock tick rate"); + } + + const double nanos_per_sec = 1e9; + Platform_nanosecondsPerSchedulerTick = nanos_per_sec / scheduler_ticks_per_sec; + + // Since macOS 12.0, IOMasterPort is deprecated, and one should use IOMainPort instead + #if defined(HAVE_DECL_IOMAINPORT) && HAVE_DECL_IOMAINPORT + if (!IOMainPort(bootstrap_port, &iokit_port)) { + iokit_available = true; + } + #elif defined(HAVE_DECL_IOMASTERPORT) && HAVE_DECL_IOMASTERPORT + if (!IOMasterPort(bootstrap_port, &iokit_port)) { + iokit_available = true; + } + #endif + + return true; +} + +// Converts ticks in the Mach "timebase" to nanoseconds. +// See `mach_timebase_info`, as used to define the `Platform_nanosecondsPerMachTick` constant. +uint64_t Platform_machTicksToNanoseconds(uint64_t mach_ticks) { + return (uint64_t) ((double) mach_ticks * Platform_nanosecondsPerMachTick); +} + +// Converts "scheduler ticks" to nanoseconds. +// See `sysconf(_SC_CLK_TCK)`, as used to define the `Platform_nanosecondsPerSchedulerTick` constant. +double Platform_schedulerTicksToNanoseconds(const double scheduler_ticks) { + return scheduler_ticks * Platform_nanosecondsPerSchedulerTick; +} + +void Platform_done(void) { + /* no platform-specific cleanup needed */ +} + +void Platform_setBindings(Htop_Action* keys) { + /* no platform-specific key bindings */ + (void) keys; +} + +int Platform_getUptime(void) { + struct timeval bootTime, currTime; + int mib[2] = { CTL_KERN, KERN_BOOTTIME }; + size_t size = sizeof(bootTime); + + int err = sysctl(mib, 2, &bootTime, &size, NULL, 0); + if (err) { + return -1; + } + gettimeofday(&currTime, NULL); + + return (int) difftime(currTime.tv_sec, bootTime.tv_sec); +} + +void Platform_getLoadAverage(double* one, double* five, double* fifteen) { + double results[3]; + + if (3 == getloadavg(results, 3)) { + *one = results[0]; + *five = results[1]; + *fifteen = results[2]; + } else { + *one = 0; + *five = 0; + *fifteen = 0; + } +} + +pid_t Platform_getMaxPid(void) { + /* http://opensource.apple.com/source/xnu/xnu-2782.1.97/bsd/sys/proc_internal.hh */ + return 99999; +} + +static double Platform_setCPUAverageValues(Meter* mtr) { + const Machine* host = mtr->host; + unsigned int activeCPUs = host->activeCPUs; + double sumNice = 0.0; + double sumNormal = 0.0; + double sumKernel = 0.0; + double sumPercent = 0.0; + for (unsigned int i = 1; i <= host->existingCPUs; i++) { + sumPercent += Platform_setCPUValues(mtr, i); + sumNice += mtr->values[CPU_METER_NICE]; + sumNormal += mtr->values[CPU_METER_NORMAL]; + sumKernel += mtr->values[CPU_METER_KERNEL]; + } + mtr->values[CPU_METER_NICE] = sumNice / activeCPUs; + mtr->values[CPU_METER_NORMAL] = sumNormal / activeCPUs; + mtr->values[CPU_METER_KERNEL] = sumKernel / activeCPUs; + return sumPercent / activeCPUs; +} + +double Platform_setCPUValues(Meter* mtr, unsigned int cpu) { + + if (cpu == 0) { + return Platform_setCPUAverageValues(mtr); + } + + const DarwinMachine* dhost = (const DarwinMachine*) mtr->host; + const processor_cpu_load_info_t prev = &dhost->prev_load[cpu - 1]; + const processor_cpu_load_info_t curr = &dhost->curr_load[cpu - 1]; + double total = 0; + + /* Take the sums */ + for (size_t i = 0; i < CPU_STATE_MAX; ++i) { + total += (double)curr->cpu_ticks[i] - (double)prev->cpu_ticks[i]; + } + + mtr->values[CPU_METER_NICE] + = ((double)curr->cpu_ticks[CPU_STATE_NICE] - (double)prev->cpu_ticks[CPU_STATE_NICE]) * 100.0 / total; + mtr->values[CPU_METER_NORMAL] + = ((double)curr->cpu_ticks[CPU_STATE_USER] - (double)prev->cpu_ticks[CPU_STATE_USER]) * 100.0 / total; + mtr->values[CPU_METER_KERNEL] + = ((double)curr->cpu_ticks[CPU_STATE_SYSTEM] - (double)prev->cpu_ticks[CPU_STATE_SYSTEM]) * 100.0 / total; + + mtr->curItems = 3; + + /* Convert to percent and return */ + total = mtr->values[CPU_METER_NICE] + mtr->values[CPU_METER_NORMAL] + mtr->values[CPU_METER_KERNEL]; + + mtr->values[CPU_METER_FREQUENCY] = NAN; + mtr->values[CPU_METER_TEMPERATURE] = NAN; + + return CLAMP(total, 0.0, 100.0); +} + +void Platform_setMemoryValues(Meter* mtr) { + const DarwinMachine* dhost = (const DarwinMachine*) mtr->host; + const struct vm_statistics* vm = &dhost->vm_stats; + double page_K = (double)vm_page_size / (double)1024; + + mtr->total = dhost->host_info.max_mem / 1024; + mtr->values[MEMORY_METER_USED] = (double)(vm->active_count + vm->wire_count) * page_K; + // mtr->values[MEMORY_METER_SHARED] = "shared memory, like tmpfs and shm" + // mtr->values[MEMORY_METER_COMPRESSED] = "compressed memory, like zswap on linux" + mtr->values[MEMORY_METER_BUFFERS] = (double)vm->purgeable_count * page_K; + mtr->values[MEMORY_METER_CACHE] = (double)vm->inactive_count * page_K; + // mtr->values[MEMORY_METER_AVAILABLE] = "available memory" +} + +void Platform_setSwapValues(Meter* mtr) { + int mib[2] = {CTL_VM, VM_SWAPUSAGE}; + struct xsw_usage swapused; + size_t swlen = sizeof(swapused); + sysctl(mib, 2, &swapused, &swlen, NULL, 0); + + mtr->total = swapused.xsu_total / 1024; + mtr->values[SWAP_METER_USED] = swapused.xsu_used / 1024; + // mtr->values[SWAP_METER_CACHE] = "pages that are both in swap and RAM, like SwapCached on linux" + // mtr->values[SWAP_METER_FRONTSWAP] = "pages that are accounted to swap but stored elsewhere, like frontswap on linux" +} + +void Platform_setZfsArcValues(Meter* this) { + const DarwinMachine* dhost = (const DarwinMachine*) this->host; + + ZfsArcMeter_readStats(this, &dhost->zfs); +} + +void Platform_setZfsCompressedArcValues(Meter* this) { + const DarwinMachine* dhost = (const DarwinMachine*) this->host; + + ZfsCompressedArcMeter_readStats(this, &dhost->zfs); +} + +char* Platform_getProcessEnv(pid_t pid) { + char* env = NULL; + + int argmax; + size_t bufsz = sizeof(argmax); + + int mib[3]; + mib[0] = CTL_KERN; + mib[1] = KERN_ARGMAX; + if (sysctl(mib, 2, &argmax, &bufsz, 0, 0) == 0) { + char* buf = xMalloc(argmax); + if (buf) { + mib[0] = CTL_KERN; + mib[1] = KERN_PROCARGS2; + mib[2] = pid; + bufsz = argmax; + if (sysctl(mib, 3, buf, &bufsz, 0, 0) == 0) { + if (bufsz > sizeof(int)) { + char *p = buf, *endp = buf + bufsz; + int argc = *(int*)(void*)p; + p += sizeof(int); + + // skip exe + p = strchr(p, 0) + 1; + + // skip padding + while (!*p && p < endp) + ++p; + + // skip argv + for (; argc-- && p < endp; p = strrchr(p, 0) + 1) + ; + + // skip padding + while (!*p && p < endp) + ++p; + + size_t size = endp - p; + env = xMalloc(size + 2); + memcpy(env, p, size); + env[size] = 0; + env[size + 1] = 0; + } + } + free(buf); + } + } + + return env; +} + +FileLocks_ProcessData* Platform_getProcessLocks(pid_t pid) { + (void)pid; + return NULL; +} + +void Platform_getFileDescriptors(double* used, double* max) { + Generic_getFileDescriptors_sysctl(used, max); +} + +bool Platform_getDiskIO(DiskIOData* data) { + if (!iokit_available) + return false; + + io_iterator_t drive_list; + + /* Get the list of all drives */ + if (IOServiceGetMatchingServices(iokit_port, IOServiceMatching("IOBlockStorageDriver"), &drive_list)) + return false; + + unsigned long long int read_sum = 0, write_sum = 0, timeSpend_sum = 0; + + io_registry_entry_t drive; + while ((drive = IOIteratorNext(drive_list)) != 0) { + CFMutableDictionaryRef properties_tmp = NULL; + + /* Get the properties of this drive */ + if (IORegistryEntryCreateCFProperties(drive, &properties_tmp, kCFAllocatorDefault, 0)) { + IOObjectRelease(drive); + IOObjectRelease(drive_list); + return false; + } + + if (!properties_tmp) { + IOObjectRelease(drive); + continue; + } + + CFDictionaryRef properties = properties_tmp; + + /* Get the statistics of this drive */ + CFDictionaryRef statistics = (CFDictionaryRef) CFDictionaryGetValue(properties, CFSTR(kIOBlockStorageDriverStatisticsKey)); + + if (!statistics) { + CFRelease(properties); + IOObjectRelease(drive); + continue; + } + + CFNumberRef number; + unsigned long long int value; + + /* Get bytes read */ + number = (CFNumberRef) CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsBytesReadKey)); + if (number != 0) { + CFNumberGetValue(number, kCFNumberSInt64Type, &value); + read_sum += value; + } + + /* Get bytes written */ + number = (CFNumberRef) CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsBytesWrittenKey)); + if (number != 0) { + CFNumberGetValue(number, kCFNumberSInt64Type, &value); + write_sum += value; + } + + /* Get total read time (in ns) */ + number = (CFNumberRef) CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsTotalReadTimeKey)); + if (number != 0) { + CFNumberGetValue(number, kCFNumberSInt64Type, &value); + timeSpend_sum += value; + } + + /* Get total write time (in ns) */ + number = (CFNumberRef) CFDictionaryGetValue(statistics, CFSTR(kIOBlockStorageDriverStatisticsTotalWriteTimeKey)); + if (number != 0) { + CFNumberGetValue(number, kCFNumberSInt64Type, &value); + timeSpend_sum += value; + } + + CFRelease(properties); + IOObjectRelease(drive); + } + + data->totalBytesRead = read_sum; + data->totalBytesWritten = write_sum; + data->totalMsTimeSpend = timeSpend_sum / 1e6; /* Convert from ns to ms */ + + if (drive_list) + IOObjectRelease(drive_list); + + return true; +} + +/* Caution: Given that interfaces are dynamic, and it is not possible to get statistics on interfaces that no longer exist, + if some interface disappears between the time of two samples, the values of the second sample may be lower than those of + the first one. */ +bool Platform_getNetworkIO(NetworkIOData* data) { + int mib[6] = {CTL_NET, + PF_ROUTE, /* routing messages */ + 0, /* protocal number, currently always 0 */ + 0, /* select all address families */ + NET_RT_IFLIST2, /* interface list with addresses */ + 0}; + + for (size_t retry = 0; retry < 4; retry++) { + size_t len = 0; + + /* Determine len */ + if (sysctl(mib, ARRAYSIZE(mib), NULL, &len, NULL, 0) < 0 || len == 0) + return false; + + len += 16 * retry * retry * sizeof(struct if_msghdr2); + char *buf = xMalloc(len); + + if (sysctl(mib, ARRAYSIZE(mib), buf, &len, NULL, 0) < 0) { + free(buf); + if (errno == ENOMEM && retry < 3) + continue; + else + return false; + } + + uint64_t bytesReceived_sum = 0, packetsReceived_sum = 0, bytesTransmitted_sum = 0, packetsTransmitted_sum = 0; + + for (char *next = buf; next < buf + len;) { + void *tmp = (void*) next; + struct if_msghdr *ifm = (struct if_msghdr*) tmp; + + next += ifm->ifm_msglen; + + if (ifm->ifm_type != RTM_IFINFO2) + continue; + + struct if_msghdr2 *ifm2 = (struct if_msghdr2*) ifm; + + if (ifm2->ifm_data.ifi_type != IFT_LOOP) { /* do not count loopback traffic */ + bytesReceived_sum += ifm2->ifm_data.ifi_ibytes; + packetsReceived_sum += ifm2->ifm_data.ifi_ipackets; + bytesTransmitted_sum += ifm2->ifm_data.ifi_obytes; + packetsTransmitted_sum += ifm2->ifm_data.ifi_opackets; + } + } + + data->bytesReceived = bytesReceived_sum; + data->packetsReceived = packetsReceived_sum; + data->bytesTransmitted = bytesTransmitted_sum; + data->packetsTransmitted = packetsTransmitted_sum; + + free(buf); + } + + return true; +} + +void Platform_getBattery(double* percent, ACPresence* isOnAC) { + *percent = NAN; + *isOnAC = AC_ERROR; + + CFArrayRef list = NULL; + + CFTypeRef power_sources = IOPSCopyPowerSourcesInfo(); + if (!power_sources) + goto cleanup; + + list = IOPSCopyPowerSourcesList(power_sources); + if (!list) + goto cleanup; + + double cap_current = 0.0; + double cap_max = 0.0; + + /* Get the battery */ + for (int i = 0, len = CFArrayGetCount(list); i < len; ++i) { + CFDictionaryRef power_source = IOPSGetPowerSourceDescription(power_sources, CFArrayGetValueAtIndex(list, i)); /* GET rule */ + + if (!power_source) + continue; + + CFStringRef power_type = CFDictionaryGetValue(power_source, CFSTR(kIOPSTransportTypeKey)); /* GET rule */ + + if (kCFCompareEqualTo != CFStringCompare(power_type, CFSTR(kIOPSInternalType), 0)) + continue; + + /* Determine the AC state */ + CFStringRef power_state = CFDictionaryGetValue(power_source, CFSTR(kIOPSPowerSourceStateKey)); + + if (*isOnAC != AC_PRESENT) + *isOnAC = (kCFCompareEqualTo == CFStringCompare(power_state, CFSTR(kIOPSACPowerValue), 0)) ? AC_PRESENT : AC_ABSENT; + + /* Get the percentage remaining */ + double tmp; + CFNumberGetValue(CFDictionaryGetValue(power_source, CFSTR(kIOPSCurrentCapacityKey)), kCFNumberDoubleType, &tmp); + cap_current += tmp; + CFNumberGetValue(CFDictionaryGetValue(power_source, CFSTR(kIOPSMaxCapacityKey)), kCFNumberDoubleType, &tmp); + cap_max += tmp; + } + + if (cap_max > 0.0) + *percent = 100.0 * cap_current / cap_max; + +cleanup: + if (list) + CFRelease(list); + + if (power_sources) + CFRelease(power_sources); +} + +void Platform_gettime_monotonic(uint64_t* msec) { + +#ifdef HAVE_HOST_GET_CLOCK_SERVICE + + clock_serv_t cclock; + mach_timespec_t mts; + + host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &cclock); + clock_get_time(cclock, &mts); + mach_port_deallocate(mach_task_self(), cclock); + + *msec = ((uint64_t)mts.tv_sec * 1000) + ((uint64_t)mts.tv_nsec / 1000000); + +#else + + Generic_gettime_monotonic(msec); + +#endif + +} |