Merge branch 'feature/pc_identifiers' into develop issues #2 #3 #14 #49

Gabriele Contini

2020-03-15 36ce07093b68b07513149577c209ae7a57ab356b

 src/library/os/cpu_info_common.cpp

New file
@@ -0,0 +1,45 @@
/*
 * cpu_info_common.cpp
 *
 *  Created on: Jan 19, 2020
 *      Author: GC
 */
#include <unordered_map>
#include "cpu_info.hpp"

namespace license {
namespace os {
using namespace std;

const unordered_map<string, VIRTUALIZATION_DETAIL> virtual_cpu_names{
   {"bhyve bhyve ", V_OTHER}, {"KVMKVMKVM", KVM},        {"Microsoft Hv", HV},
   {" lrpepyh vr", HV},      {"prl hyperv  ", V_OTHER}, {"VMwareVMware", VMWARE},
   {"XenVMMXenVMM", V_XEN},   {"ACRNACRNACRN", V_OTHER}, {"VBoxVBoxVBox", VIRTUALBOX}};

/**
 * Detect Virtual machine using hypervisor bit.
 * @return true if the cpu hypervisor bit is set to 1
 */
bool CpuInfo::cpu_virtual() const {
   bool is_virtual = is_hypervisor_set();
   if (!is_virtual) {
      string cpu_vendor = vendor();
      auto it = virtual_cpu_names.find(cpu_vendor);
      is_virtual = (it != virtual_cpu_names.end());
   }
   return is_virtual;
}

VIRTUALIZATION_DETAIL CpuInfo::virtualization_details() const {
   string cpu_vendor = vendor();
   auto it = virtual_cpu_names.find(cpu_vendor);
   VIRTUALIZATION_DETAIL result = BARE_TO_METAL;
   if (it != virtual_cpu_names.end()) {
      result = it->second;
   } else if (is_hypervisor_set()) {
      result = (VIRTUALIZATION_DETAIL)V_OTHER;
   }
   return result;
}
}  // namespace os
}  // namespace license