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/*
Packages.cpp - PackageKit wrapper
Copyright (C) 2009 Zdenek Prikryl (zprikryl@redhat.com)
Copyright (C) 2009 RedHat inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "Packages.h"
#include <rpm/rpmcli.h>
#include <iostream>
CPackages::CPackages() :
m_pPkClient(NULL),
m_bBusy(false)
{
g_type_init();
m_pPkClient = pk_client_new();
uint8_t* pkt = NULL;
size_t pklen;
pgpKeyID_t keyID;
char *argv[] = {(char*)""};
poptContext context = rpmcliInit(0, argv, NULL);
// TODO: make this configurable
pgpReadPkts("/etc/pki/rpm-gpg/RPM-GPG-KEY-fedora", &pkt, &pklen);
if (pgpPubkeyFingerprint(pkt, pklen, keyID) == 0)
{
char* fedoraFingerprint = pgpHexStr(keyID, sizeof(keyID));
if (fedoraFingerprint != NULL)
{
m_setFingerprints.insert(fedoraFingerprint);
}
}
if (pkt)
{
free(pkt);
}
rpmcliFini(context);
}
CPackages::~CPackages()
{
g_object_unref(m_pPkClient);
}
bool CPackages::CheckFingerprint(const Header& pHeader)
{
if (!headerIsEntry(pHeader, RPMTAG_SIGGPG))
{
return false;
}
std::cout << "aaa" << std::endl;
char* headerFingerprint;
rpmtd td = rpmtdNew();
headerGet(pHeader, RPMTAG_SIGGPG, td, HEADERGET_DEFAULT);
headerFingerprint = pgpHexStr((const uint8_t*)td->data + 9, sizeof(pgpKeyID_t));
rpmtdFree(td);
if (headerFingerprint != NULL)
{
if (m_setFingerprints.find(headerFingerprint) == m_setFingerprints.end())
{
free(headerFingerprint);
return false;
}
free(headerFingerprint);
return true;
}
return false;
}
bool CPackages::CheckHash(const Header& pHeader, const rpmts& pTs, const std::string&pPath)
{
rpmfi fi = rpmfiNew(pTs, pHeader, RPMTAG_BASENAMES, 0);
pgpHashAlgo hashAlgo;
std::string headerHash;
char computedHash[1024] = "";
while(rpmfiNext(fi) != -1)
{
if (pPath == rpmfiFN(fi))
{
headerHash = rpmfiFDigestHex(fi, &hashAlgo);
}
}
rpmfiFree(fi);
rpmDoDigest(hashAlgo, pPath.c_str(), 1, (unsigned char*) computedHash, NULL);
if (headerHash == "" || std::string(computedHash) == "")
{
return false;
}
else if (headerHash == computedHash)
{
return true;
}
return false;
}
std::string CPackages::SearchFile(const std::string& pPath)
{
std::string ret = "";
char *argv[] = {(char*)""};
poptContext context = rpmcliInit(0, argv, NULL);
rpmts ts = rpmtsCreate();
rpmdbMatchIterator iter = rpmtsInitIterator(ts, RPMTAG_BASENAMES, pPath.c_str(), 0);
Header header;
if ((header = rpmdbNextIterator(iter)) != NULL)
{
if (CheckFingerprint(header))
{
char* nerv = headerGetNEVR(header, NULL);
if (nerv != NULL)
{
if (CheckHash(header, ts, pPath))
{
ret = nerv;
free(nerv);
}
}
}
}
rpmdbFreeIterator(iter);
rpmtsFree(ts);
rpmcliFini(context);
return ret;
}
bool CPackages::Install(const std::string& pPackage)
{
// TODO: write this
}
bool CPackages::GetInstallationStatus()
{
GError *error = NULL;
PkStatusEnum status;
gboolean ret = pk_client_get_status(m_pPkClient, &status, &error);
if (ret == FALSE)
{
std::string err = error->message;
g_error_free(error);
error = NULL;
throw std::string("CPackages::SearchFile(): ") + err;
}
if (status != PK_STATUS_ENUM_FINISHED)
{
return false;
}
return true;
}
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