node/src/platform_sunos.cc at debugProcess · wave2future/node · GitHub

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// Copyright Joyent, Inc. and other Node contributors.

// Permission is hereby granted, free of charge, to any person obtaining a

// copy of this software and associated documentation files (the

// "Software"), to deal in the Software without restriction, including

// without limitation the rights to use, copy, modify, merge, publish,

// distribute, sublicense, and/or sell copies of the Software, and to permit

// persons to whom the Software is furnished to do so, subject to the

// following conditions:

// The above copyright notice and this permission notice shall be included

// in all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN

// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,

// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR

// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE

// USE OR OTHER DEALINGS IN THE SOFTWARE.

#include "node.h"

#include "platform.h"

#include <unistd.h> /* getpagesize() */

#include <stdlib.h> /* getexecname() */

#include <strings.h> /* strncpy() */

#include <kstat.h>

#include <errno.h>

#include <inttypes.h>

#include <sys/types.h>

#include <sys/loadavg.h>

#include <sys/socket.h>

#include <net/if.h>

#include <netinet/in.h>

#include <arpa/inet.h>

#ifdef SUNOS_HAVE_IFADDRS

# include <ifaddrs.h>

#endif

#if (!defined(_LP64)) && (_FILE_OFFSET_BITS - 0 == 64)

#define PROCFS_FILE_OFFSET_BITS_HACK 1

#undef _FILE_OFFSET_BITS

#else

#define PROCFS_FILE_OFFSET_BITS_HACK 0

#endif

#include <procfs.h>

#if (PROCFS_FILE_OFFSET_BITS_HACK - 0 == 1)

#define _FILE_OFFSET_BITS 64

#endif

namespace node {

using namespace v8;

double Platform::prog_start_time = Platform::GetUptime();

char** Platform::SetupArgs(int argc, char *argv[]) {

return argv;

}

void Platform::SetProcessTitle(char *title) {

;

}

const char* Platform::GetProcessTitle(int *len) {

*len = 0;

return NULL;

}

int Platform::GetMemory(size_t *rss) {

pid_t pid = getpid();

char pidpath[1024];

sprintf(pidpath, "/proc/%d/psinfo", pid);

psinfo_t psinfo;

FILE *f = fopen(pidpath, "r");

if (!f) return -1;

if (fread(&psinfo, sizeof(psinfo_t), 1, f) != 1) {

fclose (f);

return -1;

}

/* XXX correct? */

*rss = (size_t) psinfo.pr_rssize * 1024;

fclose (f);

return 0;

}

static Handle<Value> data_named(kstat_named_t *knp) {

Handle<Value> val;

switch (knp->data_type) {

case KSTAT_DATA_CHAR:

val = Number::New(knp->value.c[0]);

break;

case KSTAT_DATA_INT32:

val = Number::New(knp->value.i32);

break;

case KSTAT_DATA_UINT32:

val = Number::New(knp->value.ui32);

break;

case KSTAT_DATA_INT64:

val = Number::New(knp->value.i64);

break;

case KSTAT_DATA_UINT64:

val = Number::New(knp->value.ui64);

break;

case KSTAT_DATA_STRING:

val = String::New(KSTAT_NAMED_STR_PTR(knp));

break;

default:

val = String::New("unrecognized data type");

}

return (val);

}

int Platform::GetCPUInfo(Local<Array> *cpus) {

HandleScope scope;

Local<Object> cpuinfo;

Local<Object> cputimes;

int lookup_instance;

kstat_ctl_t *kc;

kstat_t *ksp;

kstat_named_t *knp;

if ((kc = kstat_open()) == NULL)

return -1;

*cpus = Array::New();

lookup_instance = 0;

while (ksp = kstat_lookup(kc, (char *)"cpu_info", lookup_instance, NULL)){

cpuinfo = Object::New();

if (kstat_read(kc, ksp, NULL) == -1) {

* It is deeply annoying, but some kstats can return errors

* under otherwise routine conditions. (ACPI is one

* offender; there are surely others.) To prevent these

* fouled kstats from completely ruining our day, we assign

* an "error" member to the return value that consists of

* the strerror().

cpuinfo->Set(String::New("error"), String::New(strerror(errno)));

(*cpus)->Set(lookup_instance, cpuinfo);

} else {

knp = (kstat_named_t *) kstat_data_lookup(ksp, (char *)"clock_MHz");

cpuinfo->Set(String::New("speed"), data_named(knp));

knp = (kstat_named_t *) kstat_data_lookup(ksp, (char *)"brand");

cpuinfo->Set(String::New("model"), data_named(knp));

(*cpus)->Set(lookup_instance, cpuinfo);

}

lookup_instance++;

}

lookup_instance = 0;

while (ksp = kstat_lookup(kc, (char *)"cpu", lookup_instance, (char *)"sys")){

cpuinfo = (*cpus)->Get(lookup_instance)->ToObject();

cputimes = Object::New();

if (kstat_read(kc, ksp, NULL) == -1) {

cputimes->Set(String::New("error"), String::New(strerror(errno)));

cpuinfo->Set(String::New("times"), cpuinfo);

} else {

knp = (kstat_named_t *) kstat_data_lookup(ksp, (char *)"cpu_ticks_kernel");

cputimes->Set(String::New("system"), data_named(knp));

knp = (kstat_named_t *) kstat_data_lookup(ksp, (char *)"cpu_ticks_user");

cputimes->Set(String::New("user"), data_named(knp));

knp = (kstat_named_t *) kstat_data_lookup(ksp, (char *)"cpu_ticks_idle");

cputimes->Set(String::New("idle"), data_named(knp));

knp = (kstat_named_t *) kstat_data_lookup(ksp, (char *)"intr");

cputimes->Set(String::New("irq"), data_named(knp));

cpuinfo->Set(String::New("times"), cputimes);

}

lookup_instance++;

}

kstat_close(kc);

return 0;

}

double Platform::GetUptimeImpl() {

kstat_ctl_t *kc;

kstat_t *ksp;

kstat_named_t *knp;

long hz = sysconf(_SC_CLK_TCK);

double clk_intr;

if ((kc = kstat_open()) == NULL)

return -1;

ksp = kstat_lookup(kc, (char *)"unix", 0, (char *)"system_misc");

if (kstat_read(kc, ksp, NULL) == -1) {

clk_intr = -1;

} else {

knp = (kstat_named_t *) kstat_data_lookup(ksp, (char *)"clk_intr");

clk_intr = knp->value.ul / hz;

}

kstat_close(kc);

return clk_intr;

}

Handle<Value> Platform::GetInterfaceAddresses() {

HandleScope scope;

#ifndef SUNOS_HAVE_IFADDRS

return ThrowException(Exception::Error(String::New(

"This version of sunos doesn't support getifaddrs")));

#else

struct ::ifaddrs *addrs, *ent;

struct ::sockaddr_in *in4;

struct ::sockaddr_in6 *in6;

char ip[INET6_ADDRSTRLEN];

Local<Object> ret, o;

Local<String> name, ipaddr, family;

Local<Array> ifarr;

if (getifaddrs(&addrs) != 0) {

return ThrowException(ErrnoException(errno, "getifaddrs"));

}

ret = Object::New();

for (ent = addrs; ent != NULL; ent = ent->ifa_next) {

bzero(&ip, sizeof (ip));

if (!(ent->ifa_flags & IFF_UP && ent->ifa_flags & IFF_RUNNING)) {

continue;

}

if (ent->ifa_addr == NULL) {

continue;

}

name = String::New(ent->ifa_name);

if (ret->Has(name)) {

ifarr = Local<Array>::Cast(ret->Get(name));

} else {

ifarr = Array::New();

ret->Set(name, ifarr);

}

if (ent->ifa_addr->sa_family == AF_INET6) {

in6 = (struct sockaddr_in6 *)ent->ifa_addr;

inet_ntop(AF_INET6, &(in6->sin6_addr), ip, INET6_ADDRSTRLEN);

family = String::New("IPv6");

} else if (ent->ifa_addr->sa_family == AF_INET) {

in4 = (struct sockaddr_in *)ent->ifa_addr;

inet_ntop(AF_INET, &(in4->sin_addr), ip, INET6_ADDRSTRLEN);

family = String::New("IPv4");

} else {

(void) strlcpy(ip, "<unknown sa family>", INET6_ADDRSTRLEN);

family = String::New("<unknown>");

}

o = Object::New();

o->Set(String::New("address"), String::New(ip));

o->Set(String::New("family"), family);

o->Set(String::New("internal"), ent->ifa_flags & IFF_PRIVATE || ent->ifa_flags &

IFF_LOOPBACK ? True() : False());

ifarr->Set(ifarr->Length(), o);

}

freeifaddrs(addrs);

return scope.Close(ret);

#endif // SUNOS_HAVE_IFADDRS

}

} // namespace node

node/src/platform_sunos.cc at debugProcess · wave2future/node · GitHub

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