htop/freebsd/Platform.c
2020-12-19 21:13:32 +01:00

373 lines
10 KiB
C

/*
htop - freebsd/Platform.c
(C) 2014 Hisham H. Muhammad
Released under the GNU GPLv2, see the COPYING file
in the source distribution for its full text.
*/
#include "Platform.h"
#include <devstat.h>
#include <math.h>
#include <stdint.h>
#include <stdlib.h>
#include <time.h>
#include <net/if.h>
#include <net/if_mib.h>
#include <sys/_types.h>
#include <sys/devicestat.h>
#include <sys/param.h>
#include <sys/resource.h>
#include <sys/socket.h>
#include <sys/sysctl.h>
#include <sys/time.h>
#include <sys/types.h>
#include <vm/vm_param.h>
#include "CPUMeter.h"
#include "ClockMeter.h"
#include "DateMeter.h"
#include "DateTimeMeter.h"
#include "DiskIOMeter.h"
#include "FreeBSDProcess.h"
#include "FreeBSDProcessList.h"
#include "HostnameMeter.h"
#include "LoadAverageMeter.h"
#include "Macros.h"
#include "MemoryMeter.h"
#include "Meter.h"
#include "NetworkIOMeter.h"
#include "ProcessList.h"
#include "Settings.h"
#include "SwapMeter.h"
#include "TasksMeter.h"
#include "UptimeMeter.h"
#include "XUtils.h"
#include "zfs/ZfsArcMeter.h"
#include "zfs/ZfsCompressedArcMeter.h"
const ProcessField Platform_defaultFields[] = { PID, USER, PRIORITY, NICE, M_VIRT, M_RESIDENT, STATE, PERCENT_CPU, PERCENT_MEM, TIME, COMM, 0 };
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 = " 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 },
{ .name = "32 SIGTHR", .number = 32 },
{ .name = "33 SIGLIBRT", .number = 33 },
};
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,
&TasksMeter_class,
&UptimeMeter_class,
&BatteryMeter_class,
&HostnameMeter_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,
&BlankMeter_class,
&ZfsArcMeter_class,
&ZfsCompressedArcMeter_class,
&DiskIOMeter_class,
&NetworkIOMeter_class,
NULL
};
void Platform_init(void) {
/* no platform-specific setup needed */
}
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() {
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) {
struct loadavg loadAverage;
int mib[2] = { CTL_VM, VM_LOADAVG };
size_t size = sizeof(loadAverage);
int err = sysctl(mib, 2, &loadAverage, &size, NULL, 0);
if (err) {
*one = 0;
*five = 0;
*fifteen = 0;
return;
}
*one = (double) loadAverage.ldavg[0] / loadAverage.fscale;
*five = (double) loadAverage.ldavg[1] / loadAverage.fscale;
*fifteen = (double) loadAverage.ldavg[2] / loadAverage.fscale;
}
int Platform_getMaxPid() {
int maxPid;
size_t size = sizeof(maxPid);
int err = sysctlbyname("kern.pid_max", &maxPid, &size, NULL, 0);
if (err) {
return 99999;
}
return maxPid;
}
double Platform_setCPUValues(Meter* this, int cpu) {
const FreeBSDProcessList* fpl = (const FreeBSDProcessList*) this->pl;
int cpus = this->pl->cpuCount;
const CPUData* cpuData;
if (cpus == 1) {
// single CPU box has everything in fpl->cpus[0]
cpuData = &(fpl->cpus[0]);
} else {
cpuData = &(fpl->cpus[cpu]);
}
double percent;
double* v = this->values;
v[CPU_METER_NICE] = cpuData->nicePercent;
v[CPU_METER_NORMAL] = cpuData->userPercent;
if (this->pl->settings->detailedCPUTime) {
v[CPU_METER_KERNEL] = cpuData->systemPercent;
v[CPU_METER_IRQ] = cpuData->irqPercent;
this->curItems = 4;
percent = v[0] + v[1] + v[2] + v[3];
} else {
v[2] = cpuData->systemAllPercent;
this->curItems = 3;
percent = v[0] + v[1] + v[2];
}
percent = CLAMP(percent, 0.0, 100.0);
v[CPU_METER_FREQUENCY] = NAN;
v[CPU_METER_TEMPERATURE] = NAN;
return percent;
}
void Platform_setMemoryValues(Meter* this) {
// TODO
const ProcessList* pl = this->pl;
this->total = pl->totalMem;
this->values[0] = pl->usedMem;
this->values[1] = pl->buffersMem;
this->values[2] = pl->cachedMem;
}
void Platform_setSwapValues(Meter* this) {
const ProcessList* pl = this->pl;
this->total = pl->totalSwap;
this->values[0] = pl->usedSwap;
}
void Platform_setZfsArcValues(Meter* this) {
const FreeBSDProcessList* fpl = (const FreeBSDProcessList*) this->pl;
ZfsArcMeter_readStats(this, &(fpl->zfs));
}
void Platform_setZfsCompressedArcValues(Meter* this) {
const FreeBSDProcessList* fpl = (const FreeBSDProcessList*) this->pl;
ZfsCompressedArcMeter_readStats(this, &(fpl->zfs));
}
char* Platform_getProcessEnv(pid_t pid) {
int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_ENV, pid };
size_t capacity = ARG_MAX;
char* env = xMalloc(capacity);
int err = sysctl(mib, 4, env, &capacity, NULL, 0);
if (err || capacity == 0) {
free(env);
return NULL;
}
if (env[capacity - 1] || env[capacity - 2]) {
env = xRealloc(env, capacity + 2);
env[capacity] = 0;
env[capacity + 1] = 0;
}
return env;
}
char* Platform_getInodeFilename(pid_t pid, ino_t inode) {
(void)pid;
(void)inode;
return NULL;
}
FileLocks_ProcessData* Platform_getProcessLocks(pid_t pid) {
(void)pid;
return NULL;
}
bool Platform_getDiskIO(DiskIOData* data) {
if (devstat_checkversion(NULL) < 0)
return false;
struct devinfo info = { 0 };
struct statinfo current = { .dinfo = &info };
// get number of devices
if (devstat_getdevs(NULL, &current) < 0)
return false;
int count = current.dinfo->numdevs;
unsigned long int bytesReadSum = 0, bytesWriteSum = 0, timeSpendSum = 0;
// get data
for (int i = 0; i < count; i++) {
uint64_t bytes_read, bytes_write;
long double busy_time;
devstat_compute_statistics(&current.dinfo->devices[i],
NULL,
1.0,
DSM_TOTAL_BYTES_READ, &bytes_read,
DSM_TOTAL_BYTES_WRITE, &bytes_write,
DSM_TOTAL_BUSY_TIME, &busy_time,
DSM_NONE);
bytesReadSum += bytes_read;
bytesWriteSum += bytes_write;
timeSpendSum += 1000 * busy_time;
}
data->totalBytesRead = bytesReadSum;
data->totalBytesWritten = bytesWriteSum;
data->totalMsTimeSpend = timeSpendSum;
return true;
}
bool Platform_getNetworkIO(unsigned long int* bytesReceived,
unsigned long int* packetsReceived,
unsigned long int* bytesTransmitted,
unsigned long int* packetsTransmitted) {
int r;
// get number of interfaces
int count;
size_t countLen = sizeof(count);
const int countMib[] = { CTL_NET, PF_LINK, NETLINK_GENERIC, IFMIB_SYSTEM, IFMIB_IFCOUNT };
r = sysctl(countMib, ARRAYSIZE(countMib), &count, &countLen, NULL, 0);
if (r < 0)
return false;
unsigned long int bytesReceivedSum = 0, packetsReceivedSum = 0, bytesTransmittedSum = 0, packetsTransmittedSum = 0;
for (int i = 1; i <= count; i++) {
struct ifmibdata ifmd;
size_t ifmdLen = sizeof(ifmd);
const int dataMib[] = { CTL_NET, PF_LINK, NETLINK_GENERIC, IFMIB_IFDATA, i, IFDATA_GENERAL };
r = sysctl(dataMib, ARRAYSIZE(dataMib), &ifmd, &ifmdLen, NULL, 0);
if (r < 0)
continue;
if (ifmd.ifmd_flags & IFF_LOOPBACK)
continue;
bytesReceivedSum += ifmd.ifmd_data.ifi_ibytes;
packetsReceivedSum += ifmd.ifmd_data.ifi_ipackets;
bytesTransmittedSum += ifmd.ifmd_data.ifi_obytes;
packetsTransmittedSum += ifmd.ifmd_data.ifi_opackets;
}
*bytesReceived = bytesReceivedSum;
*packetsReceived = packetsReceivedSum;
*bytesTransmitted = bytesTransmittedSum;
*packetsTransmitted = packetsTransmittedSum;
return true;
}
void Platform_getBattery(double* percent, ACPresence* isOnAC) {
int life;
size_t life_len = sizeof(life);
if (sysctlbyname("hw.acpi.battery.life", &life, &life_len, NULL, 0) == -1)
*percent = NAN;
else
*percent = life;
int acline;
size_t acline_len = sizeof(acline);
if (sysctlbyname("hw.acpi.acline", &acline, &acline_len, NULL, 0) == -1)
*isOnAC = AC_ERROR;
else
*isOnAC = acline == 0 ? AC_ABSENT : AC_PRESENT;
}