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Final version. This allows for the removal of the prior version of the cc_config.xml file distribution with the 5.10.45 WCG version of BOINC. It does not remove the file if it has been modified or different from the version distributed. 

svn path=/trunk/boinc/; revision=16169
This commit is contained in:
Kevin Reed 2008-10-09 16:57:37 +00:00
parent d5499c9f5a
commit 5bcece3aae
2 changed files with 87 additions and 71 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

156
win_build/installerv2/redist/Windows/src/boinccas/CACCConfigMd5sum.cpp
View File

@ -21,8 +21,8 @@
#include "stdafx.h"
#include "boinccas.h"
#include "CACCConfigMd5sum.h"
#include <iostream>
#include <fstream>
#include <stdio.h>
#include <ctype.h>
#define CUSTOMACTION_NAME _T("CACCConfigMd5sum")
#define CUSTOMACTION_PROGRESSTITLE _T("Obtain the md5sum of the current cc_config.xml file.")
@ -52,6 +52,18 @@ CACCConfigMd5sum::~CACCConfigMd5sum()
BOINCCABase::~BOINCCABase();
}
void remove_white(char *contents) {
int i=0,j=0;
while ( contents[j] != '\0' ) {
if ( isspace(contents[j]) ) {
j++;
continue;
}
contents[i++]=contents[j++];
}
contents[i]='\0';
}
/////////////////////////////////////////////////////////////////////
//
@ -62,96 +74,100 @@ CACCConfigMd5sum::~CACCConfigMd5sum()
/////////////////////////////////////////////////////////////////////
UINT CACCConfigMd5sum::OnExecution()
{
std::string strDataDirectory;
std::string strInstallDirectory;
std::string strLocation;
std::ifstream ccFile;
char contents[8196];
UINT uiReturnValue = 0;
TCHAR szMessage[2048];
TCHAR szMessage[16392];
FILE *file;
memset(&contents,'\0',sizeof(contents));
uiReturnValue = GetProperty( _T("INSTALLDIR"), strInstallDirectory );
if ( uiReturnValue ) return uiReturnValue;
SetProperty(_T("CCCONFIGMD5SUM"), _T("0"));
strLocation = strInstallDirectory + _T("\\cc_config.xml");
ccFile.open(strLocation.c_str()); // open for reading
if ( ccFile.bad() ) {
_sntprintf(szMessage,sizeof(szMessage),_T("No file found at: '%s'"),strLocation);
if (strInstallDirectory.rfind('\\') != strInstallDirectory.size() - 1 ) {
strInstallDirectory = strInstallDirectory + "\\";
_sntprintf(szMessage,sizeof(szMessage),_T("Added trailing slash to install dir"),strLocation.c_str());
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
SetProperty(_T("CCCONFIGMD5SUM"), _T("1"));
}
uiReturnValue = GetProperty( _T("DATADIR"), strDataDirectory );
if ( uiReturnValue ) return uiReturnValue;
if (strDataDirectory.rfind('\\') != strDataDirectory.size() - 1 ) {
strDataDirectory = strDataDirectory + "\\";
_sntprintf(szMessage,sizeof(szMessage),_T("Added trailing slash to data dir"),strLocation.c_str());
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
}
// Figure out of the file is in the data directory or the install directory
// it should be in the data directory, but if it isn't we will check the install directory
strLocation = strDataDirectory + _T("cc_config.xml");
file = fopen(strLocation.c_str(),"r");
if ( file == NULL ) {
_sntprintf(szMessage,sizeof(szMessage),_T("fopen: Error Message '%s': '%s'"),strerror(errno),strLocation.c_str());
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
strLocation = strInstallDirectory + _T("cc_config.xml");
file = fopen(strLocation.c_str(),"r");
if ( file == NULL ) {
_sntprintf(szMessage,sizeof(szMessage),_T("fopen: Error Message '%s': '%s'"),strerror(errno),strLocation.c_str());
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
SetProperty(_T("CCCONFIGMD5SUM"), _T("1"));
return ERROR_SUCCESS;
} else {
_sntprintf(szMessage,sizeof(szMessage),_T("fopen: File found at: '%s'"),strLocation.c_str());
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
}
} else {
_sntprintf(szMessage,sizeof(szMessage),_T("fopen: File found at: '%s'"),strLocation.c_str());
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
}
int bytesread = (int) fread(&contents, sizeof(char), sizeof(contents), file);
if ( bytesread > 0 && bytesread < sizeof(char) ) {
contents[bytesread]='\0';
}
if ( !feof(file) ) {
_sntprintf(szMessage,sizeof(szMessage),_T("File is more than 8kb: '%s'"),strLocation);
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
fclose(file);
return ERROR_SUCCESS;
}
ccFile.read((char*) &contents,8192);
if ( ccFile.bad() ) {
if ( ferror(file) ) {
_sntprintf(szMessage,sizeof(szMessage),_T("Error reading file at: '%s'"),strLocation);
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
return ERROR_FILE_INVALID;
}
if ( !ccFile.eof() ) {
_sntprintf(szMessage,sizeof(szMessage),_T("File is more than 8kb: '%s'"),strLocation);
fclose(file);
remove_white(contents);
_sntprintf(szMessage,sizeof(szMessage),_T("File contents: '%s'"),contents);
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
if ( CheckFile(contents) ) {
if ( remove(strLocation.c_str()) ) {
_sntprintf(szMessage,sizeof(szMessage),_T("Failed to delete CCConfig version from previous install. Error Message '%s'"),strerror(errno));
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
return ERROR_FAIL_I24;
}
_sntprintf(szMessage,sizeof(szMessage),_T("CCConfig was a version from previous install. Deleted"));
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
return ERROR_SUCCESS;
}
ccFile.close();
// done with file, now to get md5sum
if ( !ComputeDigest(contents) ) {
return ERROR_FUNCTION_FAILED;
}
_sntprintf(szMessage,sizeof(szMessage),_T("CCConfig was not a version from previous install"));
LogMessage(INSTALLMESSAGE_INFO,NULL, NULL,NULL,NULL,szMessage);
return ERROR_SUCCESS;
}
bool CACCConfigMd5sum::ComputeDigest(char *contents)
bool CACCConfigMd5sum::CheckFile(char *contents)
{
HCRYPTPROV provider;
HCRYPTHASH hash;
BYTE bHash[0x7f];
DWORD hashSize= 16;
TCHAR szMessage[2048];
std::string cc510="03f2dde88c69fd548df12c43da18e31e";
if(CryptAcquireContext(&provider,NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT | CRYPT_MACHINE_KEYSET)) {
if(CryptCreateHash(provider,CALG_MD5,0, 0, &hash)) {
if(CryptHashData(hash, (BYTE *) contents, (DWORD) strlen(contents), 0)) {
if(CryptGetHashParam(hash, HP_HASHVAL, bHash, &hashSize, 0)) {
// Make a string version of the numeric digest value
char tmp;
for (int i = 0; i<16; i++) {
sprintf(&tmp,"%02x",bHash[i]);
if ( tmp != cc510.at(i) ) {
return true;
}
}
} else {
_sntprintf(szMessage,sizeof(szMessage),_T("Error getting hash param"));
LogMessage(INSTALLMESSAGE_ERROR,NULL, NULL,NULL,NULL,szMessage);
return false;
}
} else {
_sntprintf(szMessage,sizeof(szMessage),_T("Error hashing data"));
LogMessage(INSTALLMESSAGE_ERROR,NULL, NULL,NULL,NULL,szMessage);
return false;
}
} else {
_sntprintf(szMessage,sizeof(szMessage),_T("Error creating hash"));
LogMessage(INSTALLMESSAGE_ERROR,NULL, NULL,NULL,NULL,szMessage);
return false;
}
} else {
_sntprintf(szMessage,sizeof(szMessage),_T("Error acquiring context"));
LogMessage(INSTALLMESSAGE_ERROR,NULL, NULL,NULL,NULL,szMessage);
return false;
}
SetProperty(_T("CCCONFIGMD5SUM"), _T("1"));
CryptDestroyHash(hash);
CryptReleaseContext(provider, 0);
return true;
bool match = false;
char *cc510="<cc_config><log_flags></log_flags><options><dont_contact_ref_site>1</dont_contact_ref_site></options></cc_config>";
if ( strstr(contents, cc510) ) match = true;
return match;
}
UINT __stdcall CCConfigMd5sum(MSIHANDLE hInstall)

2
win_build/installerv2/redist/Windows/src/boinccas/CACCConfigMd5sum.h
View File

@ -31,7 +31,7 @@ public:
virtual UINT OnExecution();
private:
bool ComputeDigest(char *);
bool CheckFile(char *);
};