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/* $Id: CloudProviderManagerImpl.cpp $ */
/** @file
* ICloudProviderManager COM class implementations.
*/
/*
* Copyright (C) 2008-2019 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
#define LOG_GROUP LOG_GROUP_MAIN_CLOUDPROVIDERMANAGER
#include <VBox/com/array.h>
#include "VirtualBoxImpl.h"
#include "CloudProviderManagerImpl.h"
#include "ExtPackManagerImpl.h"
#include "AutoCaller.h"
#include "LoggingNew.h"
////////////////////////////////////////////////////////////////////////////////
//
// CloudProviderManager constructor / destructor
//
// ////////////////////////////////////////////////////////////////////////////////
CloudProviderManager::CloudProviderManager()
{
}
CloudProviderManager::~CloudProviderManager()
{
}
HRESULT CloudProviderManager::FinalConstruct()
{
return BaseFinalConstruct();
}
void CloudProviderManager::FinalRelease()
{
uninit();
BaseFinalRelease();
}
HRESULT CloudProviderManager::init()
{
// Enclose the state transition NotReady->InInit->Ready.
AutoInitSpan autoInitSpan(this);
AssertReturn(autoInitSpan.isOk(), E_FAIL);
m_apCloudProviders.clear();
autoInitSpan.setSucceeded();
return S_OK;
}
void CloudProviderManager::uninit()
{
// Enclose the state transition Ready->InUninit->NotReady.
AutoUninitSpan autoUninitSpan(this);
if (autoUninitSpan.uninitDone())
return;
}
#ifdef VBOX_WITH_EXTPACK
bool CloudProviderManager::i_canRemoveExtPack(IExtPack *aExtPack)
{
AssertReturn(aExtPack, false);
AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
// If any cloud provider in this extension pack fails to prepare the
// uninstall it and the cloud provider will be kept, so that the user
// can retry safely later. All other cloud providers in this extpack
// will be done as usual. No attempt is made to bring back the other
// cloud providers into working shape.
bool fRes = true;
Bstr bstrName;
aExtPack->COMGETTER(Name)(bstrName.asOutParam());
Utf8Str strName(bstrName);
ExtPackNameCloudProviderManagerMap::iterator it = m_mapCloudProviderManagers.find(strName);
if (it != m_mapCloudProviderManagers.end())
{
ComPtr<ICloudProviderManager> pTmp(it->second);
Assert(m_astrExtPackNames.size() == m_apCloudProviders.size());
for (size_t i = 0; i < m_astrExtPackNames.size(); )
{
if (m_astrExtPackNames[i] != strName)
{
i++;
continue;
}
// pTmpProvider will point to an object with refcount > 0 until
// the ComPtr is removed from m_apCloudProviders.
HRESULT hrc = S_OK;
ULONG uRefCnt = 1;
ICloudProvider *pTmpProvider(m_apCloudProviders[i]);
if (pTmpProvider)
{
hrc = pTmpProvider->PrepareUninstall();
// Sanity check the refcount, it should be 1 at this point.
pTmpProvider->AddRef();
uRefCnt = pTmpProvider->Release();
Assert(uRefCnt == 1);
}
if (SUCCEEDED(hrc) && uRefCnt == 1)
{
m_astrExtPackNames.erase(m_astrExtPackNames.begin() + i);
m_apCloudProviders.erase(m_apCloudProviders.begin() + i);
}
else
{
LogRel(("CloudProviderManager: provider '%s' blocks extpack uninstall, result=%Rhrc, refcount=%u\n", strName.c_str(), hrc, uRefCnt));
fRes = false;
i++;
}
}
if (fRes)
m_mapCloudProviderManagers.erase(it);
}
return fRes;
}
void CloudProviderManager::i_addExtPack(IExtPack *aExtPack)
{
AssertReturnVoid(aExtPack);
AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
Bstr bstrName;
aExtPack->COMGETTER(Name)(bstrName.asOutParam());
Utf8Str strName(bstrName);
ComPtr<IUnknown> pObj;
std::vector<com::Utf8Str> astrExtPackNames;
com::Guid idObj(COM_IIDOF(ICloudProviderManager));
HRESULT hrc = aExtPack->QueryObject(Bstr(idObj.toString()).raw(), pObj.asOutParam());
if (FAILED(hrc))
return;
ComPtr<ICloudProviderManager> pTmp(pObj);
if (pTmp.isNull())
return;
SafeIfaceArray<ICloudProvider> apProvidersFromCurrExtPack;
hrc = pTmp->COMGETTER(Providers)(ComSafeArrayAsOutParam(apProvidersFromCurrExtPack));
if (FAILED(hrc))
return;
m_mapCloudProviderManagers[strName] = pTmp;
for (unsigned i = 0; i < apProvidersFromCurrExtPack.size(); i++)
{
// Sanity check each cloud provider by forcing a QueryInterface call,
// making sure that it implements the right interface.
ComPtr<ICloudProvider> pTmpCP1(apProvidersFromCurrExtPack[i]);
if (!pTmpCP1.isNull())
{
ComPtr<ICloudProvider> pTmpCP2;
pTmpCP1.queryInterfaceTo(pTmpCP2.asOutParam());
if (!pTmpCP2.isNull())
{
Assert(m_astrExtPackNames.size() == m_apCloudProviders.size());
m_astrExtPackNames.push_back(strName);
m_apCloudProviders.push_back(apProvidersFromCurrExtPack[i]);
}
}
}
}
#endif /* VBOX_WITH_EXTPACK */
HRESULT CloudProviderManager::getProviders(std::vector<ComPtr<ICloudProvider> > &aProviders)
{
AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
aProviders = m_apCloudProviders;
return S_OK;
}
HRESULT CloudProviderManager::getProviderById(const com::Guid &aProviderId,
ComPtr<ICloudProvider> &aProvider)
{
AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
for (size_t i = 0; i < m_apCloudProviders.size(); i++)
{
Bstr bstrId;
HRESULT hrc = m_apCloudProviders[i]->COMGETTER(Id)(bstrId.asOutParam());
if (SUCCEEDED(hrc) && aProviderId == bstrId)
{
aProvider = m_apCloudProviders[i];
return S_OK;
}
}
return setError(VBOX_E_OBJECT_NOT_FOUND, tr("Could not find a cloud provider with UUID {%RTuuid}"),
aProviderId.raw());
}
HRESULT CloudProviderManager::getProviderByShortName(const com::Utf8Str &aProviderName,
ComPtr<ICloudProvider> &aProvider)
{
AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
for (size_t i = 0; i < m_apCloudProviders.size(); i++)
{
Bstr bstrName;
HRESULT hrc = m_apCloudProviders[i]->COMGETTER(ShortName)(bstrName.asOutParam());
if (SUCCEEDED(hrc) && bstrName.equals(aProviderName))
{
aProvider = m_apCloudProviders[i];
return S_OK;
}
}
return setError(VBOX_E_OBJECT_NOT_FOUND, tr("Could not find a cloud provider with short name '%s'"),
aProviderName.c_str());
}
HRESULT CloudProviderManager::getProviderByName(const com::Utf8Str &aProviderName,
ComPtr<ICloudProvider> &aProvider)
{
AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
for (size_t i = 0; i < m_apCloudProviders.size(); i++)
{
Bstr bstrName;
HRESULT hrc = m_apCloudProviders[i]->COMGETTER(Name)(bstrName.asOutParam());
if (SUCCEEDED(hrc) && bstrName.equals(aProviderName))
{
aProvider = m_apCloudProviders[i];
return S_OK;
}
}
return setError(VBOX_E_OBJECT_NOT_FOUND, tr("Could not find a cloud provider with name '%s'"),
aProviderName.c_str());
}
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