/src/platform_darwin.cc
C++ | 227 lines | 156 code | 44 blank | 27 comment | 27 complexity | 80be32f006f1f70c43f1290bc83f8d03 MD5 | raw file
- // 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 <v8.h>
- #include <mach/task.h>
- #include <mach/mach.h>
- #include <mach/mach_host.h>
- #include <limits.h> /* PATH_MAX */
- #include <unistd.h> // sysconf
- #include <sys/param.h>
- #include <sys/sysctl.h>
- #include <time.h>
- #include <sys/socket.h>
- #include <net/if.h>
- #include <netinet/in.h>
- #include <arpa/inet.h>
- #include <ifaddrs.h>
- namespace node {
- using namespace v8;
- static char *process_title;
- double Platform::prog_start_time = Platform::GetUptime();
- char** Platform::SetupArgs(int argc, char *argv[]) {
- process_title = argc ? strdup(argv[0]) : NULL;
- return argv;
- }
- // Platform::SetProcessTitle implemented in platform_darwin_proctitle.cc
- } // namespace node
- #include "platform_darwin_proctitle.cc"
- namespace node {
- const char* Platform::GetProcessTitle(int *len) {
- if (process_title) {
- *len = strlen(process_title);
- return process_title;
- }
- *len = 0;
- return NULL;
- }
- // Researched by Tim Becker and Michael Knight
- // http://blog.kuriositaet.de/?p=257
- int Platform::GetMemory(size_t *rss, size_t *vsize) {
- struct task_basic_info t_info;
- mach_msg_type_number_t t_info_count = TASK_BASIC_INFO_COUNT;
- int r = task_info(mach_task_self(),
- TASK_BASIC_INFO,
- (task_info_t)&t_info,
- &t_info_count);
- if (r != KERN_SUCCESS) return -1;
- *rss = t_info.resident_size;
- *vsize = t_info.virtual_size;
- return 0;
- }
- int Platform::GetCPUInfo(Local<Array> *cpus) {
- Local<Object> cpuinfo;
- Local<Object> cputimes;
- unsigned int ticks = (unsigned int)sysconf(_SC_CLK_TCK),
- multiplier = ((uint64_t)1000L / ticks);
- char model[512];
- uint64_t cpuspeed;
- size_t size;
- size = sizeof(model);
- if (sysctlbyname("hw.model", &model, &size, NULL, 0) < 0) {
- return -1;
- }
- size = sizeof(cpuspeed);
- if (sysctlbyname("hw.cpufrequency", &cpuspeed, &size, NULL, 0) < 0) {
- return -1;
- }
- natural_t numcpus;
- mach_msg_type_number_t count;
- processor_cpu_load_info_data_t *info;
- if (host_processor_info(mach_host_self(), PROCESSOR_CPU_LOAD_INFO, &numcpus,
- reinterpret_cast<processor_info_array_t*>(&info),
- &count) != KERN_SUCCESS) {
- return -1;
- }
- *cpus = Array::New(numcpus);
- for (unsigned int i = 0; i < numcpus; i++) {
- cpuinfo = Object::New();
- cputimes = Object::New();
- cputimes->Set(String::New("user"),
- Number::New((uint64_t)(info[i].cpu_ticks[0]) * multiplier));
- cputimes->Set(String::New("nice"),
- Number::New((uint64_t)(info[i].cpu_ticks[3]) * multiplier));
- cputimes->Set(String::New("sys"),
- Number::New((uint64_t)(info[i].cpu_ticks[1]) * multiplier));
- cputimes->Set(String::New("idle"),
- Number::New((uint64_t)(info[i].cpu_ticks[2]) * multiplier));
- cputimes->Set(String::New("irq"), Number::New(0));
- cpuinfo->Set(String::New("model"), String::New(model));
- cpuinfo->Set(String::New("speed"), Number::New(cpuspeed/1000000));
- cpuinfo->Set(String::New("times"), cputimes);
- (*cpus)->Set(i, cpuinfo);
- }
- vm_deallocate(mach_task_self(), (vm_address_t)info, count);
- return 0;
- }
- double Platform::GetUptimeImpl() {
- time_t now;
- struct timeval info;
- size_t size = sizeof(info);
- static int which[] = {CTL_KERN, KERN_BOOTTIME};
- if (sysctl(which, 2, &info, &size, NULL, 0) < 0) {
- return -1;
- }
- now = time(NULL);
- return static_cast<double>(now - info.tv_sec);
- }
- v8::Handle<v8::Value> Platform::GetInterfaceAddresses() {
- HandleScope scope;
- 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;
- }
- /*
- * On Mac OS X getifaddrs returns information related to Mac Addresses for
- * various devices, such as firewire, etc. These are not relevant here.
- */
- if (ent->ifa_addr->sa_family == AF_LINK)
- 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_LOOPBACK ?
- True() : False());
- ifarr->Set(ifarr->Length(), o);
- }
- freeifaddrs(addrs);
- return scope.Close(ret);
- }
- } // namespace node