/**
Lookup the instance representation, given keys provided from CIMOM
\param[in] keys SCXInstance with property keys set
\returns Pointer to located instance
\throws SCXInvalidArgumentException
\throws SCXInternalErrorException
\throws SCXCIMInstanceNotFound The instance with given keys cannot be found
This method knows which the key properties of the entity are and returns
pointer to that item if found.
*/
SCXCoreLib::SCXHandle<SCXSystemLib::ProcessInstance> ProcessProvider::FindInstance(const SCXInstance& keys) const // private
{
// Start by extracting all key properties
ValidateScopingOperatingSystemKeys(keys);
SupportedCimClasses cimtype = static_cast<SupportedCimClasses>(m_ProviderCapabilities.GetCimClassId(keys));
if (eSCX_UnixProcessStatisticalInformation == cimtype) {
ValidateKeyValue(L"ProcessCreationClassName", keys, L"SCX_UnixProcessStatisticalInformation");
GetKeyRef(L"Name", keys);
} else if (eSCX_UnixProcess == cimtype) {
ValidateKeyValue(L"CreationClassName", keys, L"SCX_UnixProcess");
} else {
throw SCXInvalidStateException(L"Unknown cimtype value", SCXSRCLOCATION);
}
const SCXProperty &pidprop = GetKeyRef(L"Handle", keys);
scxulong pid;
for(size_t i=0; i<m_processes->Size(); i++)
{
SCXCoreLib::SCXHandle<SCXSystemLib::ProcessInstance> testinst = m_processes->GetInstance(i);
if (testinst == NULL)
{
throw SCXInternalErrorException(L"Instance from list not an ProcessInstance", SCXSRCLOCATION);
}
// Compare key values of input args and the current instance
testinst->GetPID(pid);
if (StrFrom(pid) == pidprop.GetStrValue())
{
// Match
return testinst;
}
}
// As last resort, check if we the request is for the _Total instance
if (m_processes->GetTotalInstance() != 0)
{
SCXCoreLib::SCXHandle<SCXSystemLib::ProcessInstance> testinst = m_processes->GetTotalInstance();
if (testinst == NULL)
{
throw SCXInternalErrorException(L"Total instance not a ProcessInstance", SCXSRCLOCATION);
}
testinst->GetPID(pid);
if (StrFrom(pid) == pidprop.GetStrValue())
{
return testinst;
}
}
throw SCXCIMInstanceNotFound(keys.DumpString(), SCXSRCLOCATION);
}
/**
Add a SCXInstance with the name property set frmo the ProcessInstance to the collection
\param[in] processinst Process instance to get data from
\param[out] inst Instance to add keys to
\param[in] cimtype Type of CIM Class to return
\throws SCXInvalidArgumentException - The instance can not be converted to a ProcessInstance
This method contains knowledge on which are the key fields for the class.
The key properties are defined in the MOF file.
*/
void ProcessProvider::AddKeys(SCXCoreLib::SCXHandle<SCXSystemLib::ProcessInstance> processinst, SCXInstance &inst, SupportedCimClasses cimtype) // private
{
SCX_LOGTRACE(m_log, L"ProcessProvider AddKeys()");
if (processinst == NULL)
{
throw SCXInvalidArgumentException(L"einst", L"Not a ProcessInstance", SCXSRCLOCATION);
}
scxulong pid;
if (processinst->GetPID(pid))
{
SCXProperty pid_prop(L"Handle", StrFrom(pid));
inst.AddKey(pid_prop);
}
AddScopingOperatingSystemKeys(inst);
if (eSCX_UnixProcessStatisticalInformation == cimtype)
{
std::string name;
if (processinst->GetName(name))
{
SCXProperty name_prop(L"Name", StrFromMultibyte(name));
inst.AddKey(name_prop);
SCXProperty creationClass_prop(L"ProcessCreationClassName", L"SCX_UnixProcessStatisticalInformation");
inst.AddKey(creationClass_prop);
}
}
else if (eSCX_UnixProcess == cimtype)
{
SCXProperty creationClass_prop(L"CreationClassName", L"SCX_UnixProcess");
inst.AddKey(creationClass_prop);
}
}
MI_BEGIN_NAMESPACE
static void EnumerateOneInstance(Context& context,
SCX_UnixProcessStatisticalInformation_Class& inst, bool keysOnly,
SCXCoreLib::SCXHandle<SCXSystemLib::ProcessInstance> processinst)
{
SCXLogHandle& log = SCXCore::g_ProcessProvider.GetLogHandle();
// Add the key properties first.
scxulong pid;
if (processinst->GetPID(pid))
{
inst.Handle_value(StrToUTF8(StrFrom(pid)).c_str());
}
// Add keys of scoping operating system
try {
SCXCoreLib::NameResolver mi;
inst.CSName_value(StrToMultibyte(mi.GetHostDomainname()).c_str());
} catch (SCXException& e){
SCX_LOGWARNING(log, StrAppend(
StrAppend(L"Can't read host/domainname because ", e.What()),
e.Where()));
}
try {
SCXSystemLib::SCXOSTypeInfo osinfo;
inst.OSName_value(StrToMultibyte(osinfo.GetOSName(true)).c_str());
} catch (SCXException& e){
SCX_LOGWARNING(log, StrAppend(
StrAppend(L"Can't read OS name because ", e.What()),
e.Where()));
}
inst.CSCreationClassName_value("SCX_ComputerSystem");
inst.OSCreationClassName_value("SCX_OperatingSystem");
inst.ProcessCreationClassName_value("SCX_UnixProcessStatisticalInformation");
std::string name;
if (processinst->GetName(name))
{
inst.Name_value(name.c_str());
}
if (!keysOnly)
{
unsigned int uint = 0;
scxulong ulong = 0;
inst.Description_value("A snapshot of a current process");
inst.Caption_value("Unix process information");
if (processinst->GetRealData(ulong))
{
inst.RealData_value(ulong);
}
if (processinst->GetRealStack(ulong))
{
inst.RealStack_value(ulong);
}
if (processinst->GetVirtualText(ulong))
{
inst.VirtualText_value(ulong);
}
if (processinst->GetVirtualData(ulong))
{
inst.VirtualData_value(ulong);
}
if (processinst->GetVirtualStack(ulong))
{
inst.VirtualStack_value(ulong);
}
if (processinst->GetVirtualMemoryMappedFileSize(ulong))
{
inst.VirtualMemoryMappedFileSize_value(ulong);
}
if (processinst->GetVirtualSharedMemory(ulong))
{
inst.VirtualSharedMemory_value(ulong);
}
if (processinst->GetCpuTimeDeadChildren(ulong))
{
inst.CpuTimeDeadChildren_value(ulong);
}
if (processinst->GetSystemTimeDeadChildren(ulong))
{
inst.SystemTimeDeadChildren_value(ulong);
}
if (processinst->GetRealText(ulong))
{
inst.RealText_value(ulong);
}
if (processinst->GetCPUTime(uint))
{
inst.CPUTime_value(uint);
}
if (processinst->GetBlockWritesPerSecond(ulong))
{
inst.BlockWritesPerSecond_value(ulong);
}
if (processinst->GetBlockReadsPerSecond(ulong))
{
inst.BlockReadsPerSecond_value(ulong);
}
if (processinst->GetBlockTransfersPerSecond(ulong))
{
inst.BlockTransfersPerSecond_value(ulong);
}
if (processinst->GetPercentUserTime(ulong))
{
inst.PercentUserTime_value((unsigned char) ulong);
}
if (processinst->GetPercentPrivilegedTime(ulong))
{
inst.PercentPrivilegedTime_value((unsigned char) ulong);
}
if (processinst->GetUsedMemory(ulong))
{
inst.UsedMemory_value(ulong);
}
if (processinst->GetPercentUsedMemory(ulong))
{
inst.PercentUsedMemory_value((unsigned char) ulong);
}
if (processinst->GetPagesReadPerSec(ulong))
{
inst.PagesReadPerSec_value(ulong);
}
}
context.Post(inst);
}