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htop/solaris/Platform.c

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/*
htop - solaris/Platform.c
(C) 2014 Hisham H. Muhammad
(C) 2015 David C. Hunt
(C) 2017,2018 Guy M. Broome
Released under the GNU GPLv2, see the COPYING file
in the source distribution for its full text.
*/
#include "solaris/Platform.h"
#include <kstat.h>
#include <math.h>
#include <string.h>
#include <time.h>
#include <utmpx.h>
#include <sys/loadavg.h>
#include <sys/resource.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/var.h>
#include "Macros.h"
#include "Meter.h"
#include "CPUMeter.h"
#include "MemoryMeter.h"
#include "SwapMeter.h"
#include "TasksMeter.h"
#include "LoadAverageMeter.h"
#include "ClockMeter.h"
#include "DateMeter.h"
#include "DateTimeMeter.h"
#include "HostnameMeter.h"
#include "SysArchMeter.h"
#include "UptimeMeter.h"
#include "zfs/ZfsArcMeter.h"
#include "zfs/ZfsCompressedArcMeter.h"
#include "SolarisProcess.h"
#include "SolarisProcessList.h"
double plat_loadavg[3] = {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/IOT", .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 SIGUSR1", .number = 16 },
{ .name = "17 SIGUSR2", .number = 17 },
{ .name = "18 SIGCHLD/CLD", .number = 18 },
{ .name = "19 SIGPWR", .number = 19 },
{ .name = "20 SIGWINCH", .number = 20 },
{ .name = "21 SIGURG", .number = 21 },
{ .name = "22 SIGPOLL/IO", .number = 22 },
{ .name = "23 SIGSTOP", .number = 23 },
{ .name = "24 SIGTSTP", .number = 24 },
{ .name = "25 SIGCONT", .number = 25 },
{ .name = "26 SIGTTIN", .number = 26 },
{ .name = "27 SIGTTOU", .number = 27 },
{ .name = "28 SIGVTALRM", .number = 28 },
{ .name = "29 SIGPROF", .number = 29 },
{ .name = "30 SIGXCPU", .number = 30 },
{ .name = "31 SIGXFSZ", .number = 31 },
{ .name = "32 SIGWAITING", .number = 32 },
{ .name = "33 SIGLWP", .number = 33 },
{ .name = "34 SIGFREEZE", .number = 34 },
{ .name = "35 SIGTHAW", .number = 35 },
{ .name = "36 SIGCANCEL", .number = 36 },
{ .name = "37 SIGLOST", .number = 37 },
{ .name = "38 SIGXRES", .number = 38 },
{ .name = "39 SIGJVM1", .number = 39 },
{ .name = "40 SIGJVM2", .number = 40 },
{ .name = "41 SIGINFO", .number = 41 },
};
const unsigned int Platform_numberOfSignals = ARRAYSIZE(Platform_signals);
const ProcessField Platform_defaultFields[] = { PID, LWPID, USER, PRIORITY, NICE, M_VIRT, M_RESIDENT, STATE, PERCENT_CPU, PERCENT_MEM, TIME, COMM, 0 };
const MeterClass* const Platform_meterTypes[] = {
&CPUMeter_class,
&ClockMeter_class,
&DateMeter_class,
&DateTimeMeter_class,
&LoadAverageMeter_class,
&LoadMeter_class,
&MemoryMeter_class,
&SwapMeter_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,
&BlankMeter_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() {
int boot_time = 0;
int curr_time = time(NULL);
struct utmpx* ent;
while (( ent = getutxent() )) {
if ( String_eq("system boot", ent->ut_line )) {
boot_time = ent->ut_tv.tv_sec;
}
}
endutxent();
return (curr_time - boot_time);
}
void Platform_getLoadAverage(double* one, double* five, double* fifteen) {
getloadavg( plat_loadavg, 3 );
*one = plat_loadavg[LOADAVG_1MIN];
*five = plat_loadavg[LOADAVG_5MIN];
*fifteen = plat_loadavg[LOADAVG_15MIN];
}
int Platform_getMaxPid() {
int vproc = 32778; // Reasonable Solaris default
kstat_ctl_t* kc = kstat_open();
if (kc != NULL) {
kstat_t* kshandle = kstat_lookup_wrapper(kc, "unix", 0, "var");
if (kshandle != NULL) {
kstat_read(kc, kshandle, NULL);
kvar_t* ksvar = kshandle->ks_data;
if (ksvar && ksvar->v_proc > 0) {
vproc = ksvar->v_proc;
}
}
kstat_close(kc);
}
return vproc;
}
double Platform_setCPUValues(Meter* this, unsigned int cpu) {
const SolarisProcessList* spl = (const SolarisProcessList*) this->pl;
unsigned int cpus = this->pl->cpuCount;
const CPUData* cpuData = NULL;
if (cpus == 1) {
// single CPU box has everything in spl->cpus[0]
cpuData = &(spl->cpus[0]);
} else {
cpuData = &(spl->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 = isnan(percent) ? 0.0 : CLAMP(percent, 0.0, 100.0);
v[CPU_METER_FREQUENCY] = cpuData->frequency;
v[CPU_METER_TEMPERATURE] = NAN;
return percent;
}
void Platform_setMemoryValues(Meter* this) {
const ProcessList* pl = this->pl;
this->total = pl->totalMem;
this->values[0] = pl->usedMem;
this->values[1] = pl->buffersMem;
// this->values[2] = "shared memory, like tmpfs and shm"
this->values[3] = pl->cachedMem;
// this->values[4] = "available memory"
}
void Platform_setSwapValues(Meter* this) {
const ProcessList* pl = this->pl;
this->total = pl->totalSwap;
this->values[0] = pl->usedSwap;
this->values[1] = NAN;
}
void Platform_setZfsArcValues(Meter* this) {
const SolarisProcessList* spl = (const SolarisProcessList*) this->pl;
ZfsArcMeter_readStats(this, &(spl->zfs));
}
void Platform_setZfsCompressedArcValues(Meter* this) {
const SolarisProcessList* spl = (const SolarisProcessList*) this->pl;
ZfsCompressedArcMeter_readStats(this, &(spl->zfs));
}
static int Platform_buildenv(void* accum, struct ps_prochandle* Phandle, uintptr_t addr, const char* str) {
envAccum* accump = accum;
(void) Phandle;
(void) addr;
size_t thissz = strlen(str);
if ((thissz + 2) > (accump->capacity - accump->size)) {
accump->env = xRealloc(accump->env, accump->capacity *= 2);
}
if ((thissz + 2) > (accump->capacity - accump->size)) {
return 1;
}
strlcpy( accump->env + accump->size, str, (accump->capacity - accump->size));
strncpy( accump->env + accump->size + thissz + 1, "\n", 1);
accump->size = accump->size + thissz + 1;
return 0;
}
char* Platform_getProcessEnv(pid_t pid) {
envAccum envBuilder;
pid_t realpid = pid / 1024;
int graberr;
struct ps_prochandle* Phandle;
if ((Phandle = Pgrab(realpid, PGRAB_RDONLY, &graberr)) == NULL) {
return "Unable to read process environment.";
}
envBuilder.capacity = 4096;
envBuilder.size = 0;
envBuilder.env = xMalloc(envBuilder.capacity);
(void) Penv_iter(Phandle, Platform_buildenv, &envBuilder);
Prelease(Phandle, 0);
strncpy( envBuilder.env + envBuilder.size, "\0", 1);
return envBuilder.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) {
// TODO
(void)data;
return false;
}
bool Platform_getNetworkIO(NetworkIOData* data) {
// TODO
(void)data;
return false;
}
void Platform_getBattery(double* percent, ACPresence* isOnAC) {
*percent = NAN;
*isOnAC = AC_ERROR;
}
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